/* ========== Design Tokens ========== */
:root {
  --primary: #0A1628;
  --primary-light: #1E293B;
  --tech-blue: #2563EB;
  --tech-blue-light: #3B82F6;
  --accent: #F97316;
  --accent-hover: #EA580C;
  --accent-glow: rgba(249, 115, 22, 0.3);
  --success: #10B981;
  --bg-white: #FFFFFF;
  --bg-light: #F8FAFC;
  --bg-section: #F1F5F9;
  --text-primary: #0F172A;
  --text-secondary: #475569;
  --text-muted: #94A3B8;
  --border: #E2E8F0;
  --border-light: #F1F5F9;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;
  --font-display: 'Inter', 'Noto Sans SC', -apple-system, sans-serif;
  --font-body: 'Inter', 'Noto Sans SC', -apple-system, sans-serif;
  --ease-standard: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.12);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.16);
}

/* ========== Reset ========== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { height: 100%; scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--font-body);
  background: var(--bg-white);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: clip;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-height: 100%;
}
a { text-decoration: none; color: inherit; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
img { max-width: 100%; display: block; }
ul { list-style: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 var(--space-6); }

/* ========== Navbar ========== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  border-bottom: 1px solid var(--border-light);
  transition: box-shadow 0.3s ease;
}
.navbar.scrolled { box-shadow: var(--shadow-sm); }
.navbar .container {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
}
.nav-logo {
  display: flex; align-items: center; gap: 0;
  font-weight: 700; font-size: 20px; color: var(--primary);
  font-family: var(--font-display);
}
.nav-logo .logo-img {
  height: 40px; width: auto; display: block;
}
/* Logo 后品牌标语（分层排版 + 渐变竖线辉光 + 渐变强调字 + 入场动效）*/
.navbar .nav-logo { gap: 14px; align-items: center; }
.brand-tagline {
  display: none;
  position: relative;
  flex-direction: column;
  justify-content: center;
  gap: 3px;
  padding-left: 16px;
  line-height: 1.18;
  max-width: 220px;
  opacity: 0;
  transform: translateX(-10px);
  animation: taglineIn .7s cubic-bezier(.22, 1, .36, 1) .32s forwards;
}
.brand-tagline::before {
  content: "";
  position: absolute;
  left: 0; top: 1px; bottom: 1px;
  width: 3px;
  border-radius: 3px;
  background: linear-gradient(180deg, #2563EB 0%, #7C3AED 55%, #38BDF8 100%);
  box-shadow: 0 0 12px rgba(37, 99, 235, .35);
}
.brand-tagline .bt-em {
  font-family: var(--font-body, 'Noto Sans SC', sans-serif);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .04em;
  background: linear-gradient(100deg, #2563EB, #7C3AED);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.brand-tagline .bt-sub {
  font-family: var(--font-body, 'Noto Sans SC', sans-serif);
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: .16em;
  color: #94A3B8;
}
@keyframes taglineIn {
  from { opacity: 0; transform: translateX(-10px); }
  to   { opacity: 1; transform: translateX(0); }
}
@media (min-width: 1120px) { .brand-tagline { display: flex; } }
@media (prefers-reduced-motion: reduce) {
  .brand-tagline { animation: none; opacity: 1; transform: none; }
}

/* ===== Logo 动态效果（呼吸光晕 + 悬停放大发光 + 光泽扫过）===== */
.nav-logo { position: relative; }
.nav-logo .logo-img {
  transition: transform 0.35s var(--ease-spring), filter 0.35s ease;
  animation: logoBreath 3.4s ease-in-out infinite;
  will-change: transform, filter;
}
@keyframes logoBreath {
  0%, 100% { transform: scale(1);    filter: drop-shadow(0 0 0 rgba(26, 79, 149, 0)); }
  50%      { transform: scale(1.045); filter: drop-shadow(0 2px 9px rgba(26, 79, 149, 0.38)); }
}
.nav-logo:hover .logo-img {
  animation-play-state: paused;
  transform: scale(1.09);
  filter: drop-shadow(0 4px 16px rgba(26, 79, 149, 0.55));
}
/* 光泽扫过（悬停触发，不影响布局） */
.nav-logo::after {
  content: "";
  position: absolute;
  top: 0; left: -65%;
  width: 45%; height: 100%;
  background: linear-gradient(115deg, transparent 0%, rgba(255, 255, 255, 0.55) 50%, transparent 100%);
  transform: skewX(-18deg);
  pointer-events: none;
  opacity: 0;
}
.nav-logo:hover::after { animation: logoShine 0.75s ease forwards; }
@keyframes logoShine {
  0%   { left: -65%; opacity: 0; }
  25%  { opacity: 1; }
  100% { left: 125%; opacity: 0; }
}
/* 移动端 / 弱化动态偏好：关闭持续动画与光泽，保留悬停反馈 */
@media (max-width: 768px) {
  .nav-logo .logo-img { animation: none; }
  .nav-logo::after { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .nav-logo .logo-img { animation: none; }
  .nav-logo::after { display: none; }
}
.nav-links { display: flex; align-items: center; gap: var(--space-6); }
.nav-links a {
  font-size: 14px; font-weight: 500; color: var(--text-secondary);
  transition: color 0.2s ease; position: relative;
  padding: var(--space-2) 0;
}
.nav-links a:hover, .nav-links a.active { color: var(--tech-blue); }
.nav-links a::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0;
  height: 2px; background: var(--tech-blue); border-radius: 1px;
  transform: scaleX(0); transition: transform 0.25s var(--ease-standard);
}
.nav-links a:hover::after, .nav-links a.active::after { transform: scaleX(1); }
.nav-cta {
  padding: 10px 24px; border-radius: var(--radius-md);
  background: var(--accent); color: #fff !important;
  font-weight: 600; font-size: 14px;
  transition: all 0.25s var(--ease-spring) !important;
}
.nav-cta:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px var(--accent-glow);
}
.mobile-toggle { display: none; flex-direction: column; gap: 5px; width: 28px; padding: 4px 0; background: none; }
.mobile-toggle span { display: block; height: 2px; background: var(--text-primary); border-radius: 2px; transition: all 0.3s ease; }

/* 语言切换器 —— 分段滑块（中 / EN） */
.lang-switch {
  position: relative; display: inline-flex; align-items: center;
  margin-left: 16px; padding: 3px; border-radius: 999px;
  background: rgba(37,99,235,0.07); border: 1.5px solid var(--tech-blue);
  box-shadow: 0 2px 10px rgba(37,99,235,0.20);
  font-size: 13px; font-weight: 700; line-height: 1; white-space: nowrap;
  flex: none; align-self: center;
  transition: box-shadow .2s ease, background .2s ease;
}
.lang-switch:hover { box-shadow: 0 4px 18px rgba(37,99,235,0.32); }
.lang-switch .ls-opt {
  position: relative; z-index: 1; flex: 0 0 46px; width: 46px;
  border: none; background: none; cursor: pointer; padding: 6px 0; border-radius: 999px;
  color: var(--text-muted); font-family: var(--font-body, 'Noto Sans SC', sans-serif);
  font-size: 13px; font-weight: 700; line-height: 1; text-align: center;
  transition: color .25s ease;
}
.lang-switch .ls-opt:hover { color: var(--tech-blue); }
.lang-switch .ls-opt.active { color: #fff; }
.lang-switch .ls-tx { display: inline-block; min-width: 18px; letter-spacing: .2px; }
.lang-switch .ls-thumb {
  position: absolute; top: 3px; bottom: 3px; left: 3px;
  width: calc(50% - 3px); border-radius: 999px;
  background: var(--tech-blue); box-shadow: 0 2px 8px rgba(37,99,235,0.40);
  transition: transform .28s cubic-bezier(.4,0,.2,1); z-index: 0; pointer-events: none;
}
.lang-switch.is-zh .ls-thumb { transform: translateX(0); }
.lang-switch.is-en .ls-thumb { transform: translateX(100%); }
/* 平台页深色导航下的样式 —— 白描边 + 半透明深色底，强对比 */
.pf-header .lang-switch {
  background: rgba(15,23,42,0.55); border-color: rgba(255,255,255,0.55);
  box-shadow: 0 2px 12px rgba(0,0,0,0.28);
}
.pf-header .lang-switch:hover { box-shadow: 0 4px 20px rgba(0,0,0,0.38); }
.pf-header .lang-switch .ls-opt { color: rgba(255,255,255,0.9); }
.pf-header .lang-switch .ls-opt:hover { color: #fff; }
.pf-header .lang-switch .ls-opt.active { color: var(--primary); }
.pf-header .lang-switch .ls-thumb { background: #fff; box-shadow: 0 2px 10px rgba(0,0,0,0.30); }
/* 平台头：去掉过宽装饰标签，让 品牌+导航+用户区 整体收回视口内，切换器随用户菜单正常排列 */
.pf-header .pf-brand-tag { display: none; }
/* 移动端：导航栏内联显示 */
@media (max-width: 980px) {
  .navbar .lang-switch { margin-left: auto; }
}
@media (max-width: 480px) {
  .lang-switch { padding: 2px; margin-left: 10px; }
  .lang-switch .ls-opt { flex-basis: 40px; width: 40px; padding: 5px 0; }
  .lang-switch .ls-thumb { top: 2px; bottom: 2px; left: 2px; width: calc(50% - 2px); }
}

/* Mobile menu */
.mobile-menu {
  display: none; position: fixed; inset: 0; z-index: 999;
  background: rgba(255,255,255,0.98); padding: 100px var(--space-6) var(--space-6);
}
.mobile-menu.open { display: flex; flex-direction: column; gap: var(--space-2); }
.mobile-menu a {
  display: block; padding: var(--space-4); border-radius: var(--radius-md);
  font-size: 18px; font-weight: 500; color: var(--text-primary);
  transition: background 0.2s ease;
}
.mobile-menu a:hover { background: var(--bg-light); }
.mobile-menu .nav-cta { text-align: center; margin-top: var(--space-4); }

/* ========== Hero ========== */
.hero {
  min-height: 100vh; display: flex; align-items: center;
  position: relative; overflow: hidden;
  background: linear-gradient(160deg, var(--primary) 0%, #0F1F3D 50%, #162D50 100%);
  padding-top: 72px;
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(37,99,235,0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(249,115,22,0.08) 0%, transparent 40%);
  pointer-events: none;
}
.hero::after {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(37,99,235,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37,99,235,0.06) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black 10%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black 10%, transparent 100%);
  pointer-events: none;
}
.hero .container {
  position: relative; z-index: 1; padding-top: var(--space-20); padding-bottom: var(--space-20);
}
.hero-badge {
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: 8px 20px; border-radius: 9999px;
  background: rgba(37,99,235,0.15); border: 1px solid rgba(37,99,235,0.25);
  font-size: 13px; font-weight: 500; color: var(--tech-blue-light);
  margin-bottom: var(--space-8);
}
.hero h1 {
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(36px, 5.5vw, 60px); line-height: 1.15;
  color: #fff; letter-spacing: -0.02em; margin-bottom: var(--space-6);
}
.hero h1 .highlight { color: var(--accent); }
.hero p {
  font-size: clamp(15px, 1.8vw, 18px); color: rgba(255,255,255,0.7);
  max-width: 580px; line-height: 1.7; margin-bottom: var(--space-10);
}
.hero-actions { display: flex; gap: var(--space-4); flex-wrap: wrap; }
.btn-accent {
  padding: 16px 36px; border-radius: var(--radius-md);
  background: var(--accent); color: #fff; font-weight: 700; font-size: 16px;
  transition: all 0.25s var(--ease-spring);
  box-shadow: 0 4px 16px var(--accent-glow);
  position: relative; overflow: hidden;
}
.btn-accent::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.15), transparent);
  opacity: 0; transition: opacity 0.3s ease;
}
.btn-accent:hover {
  background: var(--accent-hover);
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 8px 30px var(--accent-glow);
}
.btn-accent:hover::before { opacity: 1; }
.btn-outline-white {
  padding: 16px 36px; border-radius: var(--radius-md);
  border: 1.5px solid rgba(255,255,255,0.25);
  color: #fff; font-weight: 600; font-size: 16px;
  transition: all 0.25s var(--ease-spring);
}
.btn-outline-white:hover {
  border-color: rgba(255,255,255,0.5);
  background: rgba(255,255,255,0.06);
  transform: translateY(-2px);
}

/* ========== Section Common ========== */
.section { padding: var(--space-24) 0; }
.section-header { text-align: center; margin-bottom: var(--space-16); }
.section-header .tag {
  display: inline-block; padding: 7px 18px; border-radius: 9999px;
  background: linear-gradient(120deg, var(--sh1, #2563EB), var(--sh2, #6366F1));
  color: #fff; font-size: 12.5px; font-weight: 600; letter-spacing: .05em;
  box-shadow: 0 6px 18px color-mix(in srgb, var(--sh1, #2563EB) 32%, transparent);
  margin-bottom: var(--space-4);
}
.section-header h2 {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(26px, 3.5vw, 40px); line-height: 1.2;
  color: var(--text-primary); margin-bottom: var(--space-4);
}
.section-header p {
  font-size: 16px; color: var(--text-secondary);
  max-width: 560px; margin: 0 auto;
}
.bg-light { background: var(--bg-light); }

/* ========== 板块头部：配色 + 动态入场（滚动触发，由 .reveal.visible 驱动） ========== */
/* 配色：按页面内板块顺序循环品牌色系（data-sh 由 nav.js 注入；无 JS 时回退默认蓝） */
.section-header { --sh1: #2563EB; --sh2: #6366F1; }
.section-header[data-sh="0"] { --sh1: #2563EB; --sh2: #3B82F6; }
.section-header[data-sh="1"] { --sh1: #7C3AED; --sh2: #8B5CF6; }
.section-header[data-sh="2"] { --sh1: #0EA5E9; --sh2: #38BDF8; }
.section-header[data-sh="3"] { --sh1: #DB2777; --sh2: #F472B6; }
.section-header[data-sh="4"] { --sh1: #059669; --sh2: #10B981; }
.section-header[data-sh="5"] { --sh1: #D97706; --sh2: #F59E0B; }

.section-header.reveal { position: relative; }
/* 入场初始态：隐藏待命 */
.section-header.reveal .tag,
.section-header.reveal h2,
.section-header.reveal p {
  opacity: 0;
  transform: translateY(22px) scale(.97);
  filter: blur(7px);
  will-change: opacity, transform, filter;
}
/* 标签：彩色渐变胶囊，入场带弹性“弹出” */
.section-header.reveal.visible .tag { animation: secTagPop .55s cubic-bezier(.34,1.56,.64,1) .05s both; }
.section-header.reveal.visible h2  { animation: secHeadIn .62s cubic-bezier(.22,1,.36,1) .16s both; }
.section-header.reveal.visible p    { animation: secHeadIn .64s cubic-bezier(.22,1,.36,1) .28s both; }
/* 中央扫光分隔线：滚动入场时由中心向两侧展开（同板块配色） */
.section-header.reveal::after {
  content: ""; position: absolute; left: 50%; bottom: -12px;
  width: 60px; height: 3px; border-radius: 3px;
  transform: translateX(-50%) scaleX(0); transform-origin: center;
  background: linear-gradient(90deg, var(--sh1), var(--sh2));
  box-shadow: 0 0 14px color-mix(in srgb, var(--sh1) 42%, transparent);
  transition: transform .7s cubic-bezier(.22,1,.36,1) .42s;
}
.section-header.reveal.visible::after { transform: translateX(-50%) scaleX(1); }
@keyframes secTagPop {
  from { opacity: 0; transform: translateY(20px) scale(.8);  filter: blur(6px); }
  60%  { opacity: 1; transform: translateY(0)   scale(1.06); filter: blur(0); }
  to   { opacity: 1; transform: translateY(0)   scale(1);    filter: blur(0); }
}
@keyframes secHeadIn {
  from { opacity: 0; transform: translateY(22px) scale(.97); filter: blur(7px); }
  to   { opacity: 1; transform: translateY(0)   scale(1);    filter: blur(0); }
}
/* 减弱动画 / 关闭动态：直接可见，避免卡在隐藏态 */
@media (prefers-reduced-motion: reduce) {
  .section-header.reveal .tag,
  .section-header.reveal h2,
  .section-header.reveal p { opacity: 1 !important; transform: none !important; filter: none !important; animation: none !important; }
  .section-header.reveal::after { transform: translateX(-50%) scaleX(1) !important; transition: none !important; }
}
/* 浏览器禁用 JS：揭示元素直接可见，避免卡在隐藏态 */
@media (scripting: none) {
  .section-header.reveal .tag,
  .section-header.reveal h2,
  .section-header.reveal p { opacity: 1 !important; transform: none !important; filter: none !important; animation: none !important; }
  .section-header.reveal::after { transform: translateX(-50%) scaleX(1) !important; transition: none !important; }
}

/* ========== Bento Grid ========== */
.bento-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}
.bento-card {
  padding: var(--space-8); border-radius: var(--radius-lg);
  background: var(--bg-white);
  border: 1px solid var(--border);
  transition: all 0.35s var(--ease-standard);
  position: relative; overflow: hidden;
}
.bento-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--tech-blue), var(--accent));
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.4s var(--ease-standard);
}
.bento-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.bento-card:hover::before { transform: scaleX(1); }
.bento-card.wide { grid-column: span 2; }
.bento-icon {
  width: 52px; height: 52px; border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 24px; margin-bottom: var(--space-5);
  background: rgba(37,99,235,0.08);
  color: var(--tech-blue);
}
.bento-card h3 {
  font-family: var(--font-display); font-weight: 600;
  font-size: 20px; margin-bottom: var(--space-3); color: var(--text-primary);
}
.bento-card p {
  font-size: 14px; color: var(--text-secondary); line-height: 1.7;
  margin-bottom: var(--space-4);
}
.bento-card .card-link {
  font-size: 14px; font-weight: 600; color: var(--tech-blue);
  display: inline-flex; align-items: center; gap: var(--space-2);
  transition: gap 0.25s ease;
}
.bento-card .card-link:hover { gap: var(--space-3); }

/* ========== Stats ========== */
.stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-6);
}
.stat-item { text-align: center; padding: var(--space-6) var(--space-4); }
.stat-item .number {
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(36px, 5vw, 52px);
  background: linear-gradient(135deg, var(--tech-blue), var(--primary));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text; line-height: 1; margin-bottom: var(--space-2);
  display: inline-flex; align-items: baseline;
}
.stat-item .counter-num {
  -webkit-text-fill-color: transparent;
}
.stat-item .plus {
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(36px, 5vw, 52px);
  background: linear-gradient(135deg, var(--tech-blue), var(--primary));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-left: 2px;
}
.stat-item .label {
  font-size: 14px; color: var(--text-muted); font-weight: 500;
}

/* ========== QR Code Showcase ========== */
.qr-badge {
  display: inline-flex; align-items: center; gap: var(--space-2);
  background: linear-gradient(135deg, var(--tech-blue), #7C3AED);
  color: #fff; font-size: 12px; font-weight: 600;
  padding: 4px 12px; border-radius: 20px;
  letter-spacing: 0.5px;
}
.qr-showcase {
  display: flex; gap: var(--space-6); flex-wrap: wrap;
}
.qr-item {
  display: flex; flex-direction: column; align-items: center; gap: var(--space-3);
}
.qr-placeholder {
  width: 120px; height: 120px; border-radius: var(--radius-md);
  background: #fff; border: 2px dashed var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; color: var(--text-muted); text-align: center;
  padding: var(--space-3); line-height: 1.4;
  transition: border-color 0.25s ease, background 0.25s ease;
}
.qr-placeholder:hover {
  border-color: var(--tech-blue); background: #EFF6FF;
}
.qr-item span {
  font-size: 12px; color: var(--text-muted); font-weight: 500;
}

/* ========== Solution Visual Placeholder ========== */
.solution-visual {
  flex: 1; aspect-ratio: 4/3; border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--bg-light), var(--border-light));
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden;
  transition: box-shadow 0.3s ease, border-color 0.3s ease;
}
.solution-visual img {
  width: 100%; height: 100%; object-fit: cover; border-radius: var(--radius-lg);
  transition: transform 0.5s ease;
}
.solution-visual:hover img {
  transform: scale(1.03);
}
.solution-visual .visual-placeholder {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: var(--space-3); color: var(--text-muted); text-align: center;
  padding: var(--space-8); width: 100%; height: 100%;
}
.solution-visual .visual-placeholder .placeholder-icon {
  font-size: 48px; opacity: 0.6;
  animation: float 3s ease-in-out infinite;
}
.solution-visual .visual-placeholder .placeholder-text {
  font-size: 13px; line-height: 1.5; max-width: 200px;
}
.solution-visual .visual-placeholder .placeholder-hint {
  font-size: 11px; color: var(--tech-blue); opacity: 0.7;
  margin-top: var(--space-2);
}
.solution-visual:hover {
  border-color: var(--tech-blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}
.solution-visual .visual-video { width: 100%; height: 100%; }
.solution-visual .visual-video video { width: 100%; height: 100%; object-fit: cover; border-radius: var(--radius-lg); display: block; }
.solution-visual .visual-image { width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, #f8fafc 0%, #eef2f7 100%); border-radius: var(--radius-lg); padding: 24px; }
.solution-visual .visual-image img { max-width: 100%; max-height: 100%; object-fit: contain; border-radius: var(--radius-md); filter: drop-shadow(0 8px 24px rgba(0, 0, 0, 0.12)); }
.solution-visual .visual-slideshow {
  position: relative; width: 100%; height: 100%;
  border-radius: var(--radius-lg); overflow: hidden;
}
.solution-visual .visual-slideshow img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; border-radius: var(--radius-lg);
  opacity: 0;
  animation-timing-function: ease-in-out;
  animation-iteration-count: infinite;
}
/* 备用通用 keyframe（兼容老引用）；具体张数版由 js/sections.js 动态注入 slideFade_<N> */
@keyframes slideFade {
  0% { opacity: 0; }
  5% { opacity: 1; }
  33.33% { opacity: 1; }
  38.33% { opacity: 0; }
  100% { opacity: 0; }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* ========== Solution ========== */
.solution-row {
  display: flex; align-items: center; gap: var(--space-16);
  margin-bottom: var(--space-16);
}
.solution-row:nth-child(even) { flex-direction: row-reverse; }
.solution-text { flex: 1; }
.solution-text h3 {
  font-family: var(--font-display); font-weight: 700;
  font-size: 24px; margin-bottom: var(--space-4); color: var(--text-primary);
}
.solution-text p {
  font-size: 15px; color: var(--text-secondary); line-height: 1.7;
  margin-bottom: var(--space-6);
}
.solution-text ul li {
  padding: var(--space-2) 0; font-size: 14px; color: var(--text-secondary);
  display: flex; align-items: center; gap: var(--space-3);
}
.solution-text ul li::before {
  content: ''; display: block; width: 8px; height: 8px;
  border-radius: 50%; background: var(--tech-blue); flex-shrink: 0;
}
.solution-visual {
  flex: 1; aspect-ratio: 4/3; border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--bg-light), var(--border-light));
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 48px; color: var(--text-muted);
}

/* ========== Case Cards ========== */
.case-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6);
}
.case-card {
  display: flex; flex-direction: column;
  border-radius: var(--radius-lg);
  background: var(--bg-white);
  border: 1px solid var(--border);
  overflow: hidden; transition: all 0.35s var(--ease-standard);
}
.case-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.case-thumb {
  flex: 0 0 auto;
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, var(--tech-blue), var(--primary));
  display: flex; align-items: center; justify-content: center;
  font-size: 64px; color: rgba(255,255,255,0.3);
  overflow: hidden;
}
.case-thumb-link {
  display: block;
  text-decoration: none;
}
.case-thumb-link .case-thumb {
  transition: transform 0.4s var(--ease-standard);
}
.case-thumb-link:hover .case-thumb {
  transform: scale(1.05);
}
.case-body { padding: var(--space-6); }
.case-body .case-tag {
  display: inline-block; padding: 4px 12px; border-radius: 9999px;
  background: rgba(37,99,235,0.08); font-size: 12px;
  font-weight: 500; color: var(--tech-blue); margin-bottom: var(--space-3);
}
.case-body h3 {
  font-family: var(--font-display); font-weight: 600;
  font-size: 18px; margin-bottom: var(--space-2);
}
.case-body p { font-size: 13px; color: var(--text-secondary); line-height: 1.6; }
.case-meta {
  margin-top: auto; flex: 0 0 auto;
  display: flex; justify-content: space-between; align-items: center;
  padding: var(--space-4) var(--space-6); border-top: 1px solid var(--border-light);
  font-size: 13px; color: var(--text-muted);
}
.case-thumb img{width:100%;height:100%;object-fit:cover;display:block;}
.case-services{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.case-service-pill{font-size:12px;padding:3px 10px;border-radius:999px;background:rgba(37,99,235,.08);color:var(--tech-blue);border:1px solid rgba(37,99,235,.15);}
.case-card .case-go{color:var(--tech-blue);font-weight:500;}

/* ========== CTA Section ========== */
.cta-section {
  padding: var(--space-20) 0;
  background: linear-gradient(160deg, var(--primary) 0%, #0F1F3D 100%);
  position: relative; overflow: hidden; text-align: center;
}
.cta-section::before {
  content: ''; position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(249,115,22,0.1) 0%, transparent 70%);
  pointer-events: none;
}
.cta-section h2 {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(26px, 3.5vw, 38px); color: #fff;
  margin-bottom: var(--space-4); position: relative;
}
.cta-section p {
  font-size: 16px; color: rgba(255,255,255,0.7);
  margin-bottom: var(--space-8); position: relative;
}
.cta-section .hero-actions { justify-content: center; position: relative; }

/* ========== Footer ========== */
.footer {
  background: var(--primary); color: rgba(255,255,255,0.7);
  padding: var(--space-16) 0 var(--space-8);
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-8); margin-bottom: var(--space-12);
}
.footer-brand .nav-logo { margin-bottom: var(--space-4); color: #fff; }
.footer-brand .nav-logo .logo-img {
  height: 36px; filter: brightness(1.4) contrast(1.1);
}
.footer-brand p { font-size: 14px; line-height: 1.7; max-width: 280px; }
.footer-col h4 {
  font-weight: 600; font-size: 14px; color: #fff;
  margin-bottom: var(--space-5); text-transform: uppercase; letter-spacing: 0.06em;
}
.footer-col a {
  display: block; font-size: 14px; padding: var(--space-1) 0;
  transition: color 0.2s ease;
}
.footer-col a:hover { color: #fff; }
.footer-bottom {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: var(--space-6); border-top: 1px solid rgba(255,255,255,0.1);
  font-size: 13px;
}
.footer-bottom a { color: rgba(255,255,255,0.5); transition: color 0.2s ease; }
.footer-bottom a:hover { color: #fff; }

/* ========== Page Hero (sub pages) ========== */
.page-hero {
  padding-top: 120px; padding-bottom: var(--space-16);
  background: linear-gradient(160deg, var(--primary) 0%, #0F1F3D 100%);
  text-align: center; color: #fff;
  position: relative; overflow: hidden;
}
.page-hero h1 {
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(32px, 4.5vw, 48px); margin-bottom: var(--space-4);
}
.page-hero p { font-size: 17px; color: rgba(255,255,255,0.7); max-width: 600px; margin: 0 auto; }

/* ===== Page Hero 动态增强：彩色光晕 + 渐变标题 + 入场动效 + 底部光带 ===== */
.page-hero::before {
  content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(60% 80% at 18% 16%, rgba(37,99,235,.34), transparent 60%),
    radial-gradient(60% 80% at 82% 84%, rgba(124,58,237,.30), transparent 60%),
    radial-gradient(50% 70% at 62% 8%, rgba(56,189,248,.20), transparent 55%);
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 {
  background: linear-gradient(100deg, #FFFFFF 0%, #DBEAFE 32%, #C4B5FD 64%, #7DD3FC 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  opacity: 0; transform: translateY(26px) scale(.985);
  animation: heroTitleIn .85s cubic-bezier(.22,1,.36,1) .12s forwards;
}
.page-hero p {
  opacity: 0; transform: translateY(18px);
  animation: heroSubIn .85s ease .42s forwards;
}
.page-hero::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 4px; z-index: 2;
  background: linear-gradient(90deg, #2563EB, #7C3AED 50%, #38BDF8);
  box-shadow: 0 0 18px rgba(56,189,248,.55);
  transform: scaleX(0); transform-origin: left;
  animation: heroBar 1s cubic-bezier(.22,1,.36,1) .28s forwards;
}
@keyframes heroTitleIn { to { opacity: 1; transform: translateY(0) scale(1); } }
@keyframes heroSubIn { to { opacity: 1; transform: translateY(0); } }
@keyframes heroBar { to { transform: scaleX(1); } }
@media (prefers-reduced-motion: reduce) {
  .page-hero h1, .page-hero p, .page-hero::after { animation: none; opacity: 1; transform: none; }
}

/* ========== Contact Form ========== */
.contact-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-12);
}
.contact-info { padding-left: var(--space-8); }
.contact-info h3 {
  font-family: var(--font-display); font-weight: 600;
  font-size: 20px; margin-bottom: var(--space-6);
}
.contact-info .info-item {
  display: flex; align-items: flex-start; gap: var(--space-4);
  margin-bottom: var(--space-6);
}
.contact-info .info-icon {
  width: 44px; height: 44px; border-radius: var(--radius-sm);
  background: rgba(37,99,235,0.08); color: var(--tech-blue);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; flex-shrink: 0;
}
.contact-info .info-item h4 { font-size: 14px; font-weight: 600; margin-bottom: var(--space-1); }
.contact-info .info-item p { font-size: 14px; color: var(--text-secondary); line-height: 1.6; }

/* 联系客服号码：可点击拨号，统一视觉 */
.contact-phone {
  display: inline-block;
  font-size: 20px; font-weight: 700; color: #2563eb;
  text-decoration: none; margin: 6px 0;
  letter-spacing: 0.3px; transition: color 0.2s ease;
}
.contact-phone:hover { color: #1d4ed8; text-decoration: underline; }

/* ========== About Page ========== */
.timeline { position: relative; padding-left: var(--space-8); }
.timeline::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0;
  width: 2px; background: var(--border);
}
.timeline-item {
  position: relative; padding-bottom: var(--space-10);
  padding-left: var(--space-8);
}
.timeline-item::before {
  content: ''; position: absolute; left: -5px; top: 6px;
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--tech-blue); border: 2px solid var(--bg-white);
  box-shadow: 0 0 0 2px var(--tech-blue);
}
.timeline-item .year {
  font-family: var(--font-display); font-weight: 700; font-size: 18px;
  color: var(--tech-blue); margin-bottom: var(--space-2);
}
.timeline-item p { font-size: 14px; color: var(--text-secondary); line-height: 1.7; }

.cert-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6);
}
.cert-item {
  padding: var(--space-8); text-align: center;
  border-radius: var(--radius-lg); background: var(--bg-white);
  border: 1px solid var(--border);
  transition: all 0.3s ease;
}
.cert-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.cert-item .cert-icon {
  font-size: 48px; margin-bottom: var(--space-4);
}
.cert-item h3 { font-size: 16px; font-weight: 600; margin-bottom: var(--space-2); }
.cert-item p { font-size: 13px; color: var(--text-muted); }

/* ========== News ========== */
.news-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6);
}
.news-card {
  border-radius: var(--radius-lg); background: var(--bg-white);
  border: 1px solid var(--border); overflow: hidden;
  transition: all 0.35s var(--ease-standard);
}
.news-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.news-thumb {
  aspect-ratio: 16/9; background: linear-gradient(135deg, var(--bg-section), var(--border));
  display: flex; align-items: center; justify-content: center;
  font-size: 48px; color: var(--text-muted);
}
.news-body { padding: var(--space-6); }
.news-body .news-date { font-size: 12px; color: var(--text-muted); margin-bottom: var(--space-2); }
.news-body h3 {
  font-family: var(--font-display); font-weight: 600;
  font-size: 17px; margin-bottom: var(--space-2); line-height: 1.4;
}
.news-body p { font-size: 13px; color: var(--text-secondary); line-height: 1.6; }



/* ========== Scroll Reveal ========== */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.6s var(--ease-standard), transform 0.6s var(--ease-standard);
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ========== 案例筛选显示/隐藏 ========== */
.filter-show { 
  display: block !important; 
  opacity: 1 !important;
  transform: none !important;
}
.filter-hide { 
  display: none !important; 
}

/* 确保案例卡片初始显示 */
.case-card.filter-show {
  opacity: 1 !important;
  transform: none !important;
}

/* ========== 响应式布局（统一整理） ========== */

/* --- 大屏桌面：>= 1440px --- */
/* 图库轮播基础规则（关于/画廊页，桌面+移动通用，配合 sections.js 的 translateX(-current*100%)） */
.photo-slider { position: relative; overflow: hidden; }
.slides-container { display: flex; width: 100%; transition: transform 0.5s ease; }
.slide { flex: 0 0 100%; position: relative; }
.slide img { width: 100%; height: auto; display: block; }

@media (min-width: 1440px) {
  .container { max-width: 1320px; }
  .hero h1 { font-size: 64px; }
  .section-header h2 { font-size: 44px; }
}

/* --- 平板：<= 1024px --- */
@media (max-width: 1024px) {
  .container { padding: 0 24px; }
  
  .bento-grid { grid-template-columns: repeat(2, 1fr); }
  .bento-card.wide { grid-column: span 2; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .case-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: repeat(2, 1fr); }
  .cert-grid { grid-template-columns: repeat(2, 1fr); }
  .hardware-grid { grid-template-columns: repeat(2, 1fr); }
  
  .solution-row { flex-direction: column !important; gap: 32px; }
  .solution-text, .solution-visual { width: 100%; }
  
  .contact-grid { grid-template-columns: 1fr; }
  .contact-info { padding-left: 0; padding-top: 32px; }
  
  .footer-grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  
  .filter-bar { gap: 12px; flex-wrap: wrap; }
  .filter-group { min-width: 140px; }
}

/* --- 手机：<= 768px --- */
@media (max-width: 768px) {
  body { overflow-x: clip; }
  .container { padding: 0 16px; }
  
  .nav-links { display: none; }
  .mobile-toggle { display: flex; }
  .navbar .container { height: 60px; }
  
  .hero { min-height: 100vh; padding-top: 60px; }
  .hero .container { padding-top: 48px; padding-bottom: 48px; }
  .hero-badge { font-size: 12px; padding: 6px 14px; }
  .hero-actions { flex-direction: column; align-items: center; gap: 12px; }
  .hero-actions a { width: 100%; max-width: 320px; text-align: center; }
  
  .section { padding: 64px 0; }
  .section-header { margin-bottom: 40px; }
  .section-header h2 { font-size: 26px; }
  
  .bento-grid { grid-template-columns: 1fr; }
  .bento-card.wide { grid-column: span 1; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .case-grid { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: 1fr; }
  .cert-grid { grid-template-columns: 1fr; }
  .hardware-grid { grid-template-columns: 1fr; }
  
  .solution-row { gap: 24px; }
  .solution-text h3 { font-size: 20px; }
  
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
  
  .page-hero { padding: 100px 0 48px; }
  .page-hero h1 { font-size: 28px; }
  
  .contact-grid { gap: 40px; }
  .contact-info { padding-top: 0; }
  
  .filter-bar { 
    flex-direction: column; 
    align-items: stretch; 
    gap: 12px; 
    padding: 16px; 
  }
  .filter-group { min-width: 100%; }
  .filter-select, .filter-input { width: 100%; height: 42px; }
  .search-input-group { display: flex; }
  .search-input-group .filter-input { flex: 1; }
  .search-btn { height: 42px; }
  
  .timeline { padding-left: 24px; }
  .timeline-item { padding-left: 20px; }
  
  .cta-section { padding: 64px 0; }
  .cta-section h2 { font-size: 24px; }
  .cta-section .hero-actions { flex-direction: column; align-items: center; }
  
  .photo-slider { width: 100%; overflow: hidden; }
  .slide img { width: 100%; height: auto; }
  
  .case-card,
  .news-card,
  .bento-card,
  .cert-item {
    display: block;
    width: 100%;
    box-sizing: border-box;
  }
  
  .btn-accent,
  .btn-outline-white,
  .nav-cta,
  .search-btn,
  .slider-prev,
  .slider-next,
  .mobile-toggle {
    min-height: 44px;
    min-width: 44px;
  }
  
  input, select, textarea, button {
    font-size: 16px !important;
  }
  
  h1, h2, h3, h4, h5, h6, p, span, a, li {
    word-wrap: break-word;
    overflow-wrap: break-word;
  }
  
  img {
    max-width: 100% !important;
    height: auto !important;
  }
  
  /* Logo保持固定高度，不受通用img规则影响 */
  .nav-logo .logo-img {
    height: 36px !important;
    width: auto !important;
    max-width: 160px !important;
  }
  .footer-brand .nav-logo .logo-img {
    height: 32px !important;
    width: auto !important;
    max-width: 140px !important;
  }
  /* 直接内联样式的页脚 logo（cases/news/about 等页），方图需在移动端固定高度，否则会被 img 全局规则撑满整屏 */
  .footer-brand > img {
    height: 30px !important;
    width: auto !important;
    max-width: 150px !important;
  }

  .reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }
  
  .reveal.visible {
    opacity: 1 !important;
    transform: translateY(0) !important;
  }
}

/* --- 小屏手机：<= 480px --- */
@media (max-width: 480px) {
  .container { padding: 0 12px; }
  
  .nav-logo .logo-img {
    height: 32px !important;
    max-width: 140px !important;
  }
  .footer-brand .nav-logo .logo-img {
    height: 28px !important;
    max-width: 120px !important;
  }
  .footer-brand > img {
    height: 28px !important;
    width: auto !important;
    max-width: 130px !important;
  }

  .stats-grid { grid-template-columns: 1fr; }
  .stat-item .number { font-size: 36px; }
  .stat-item .label { font-size: 13px; }
  
  .hero h1 { font-size: 28px; }
  .hero p { font-size: 14px; }
  
  .btn-accent, .btn-outline-white { 
    padding: 14px 24px; 
    font-size: 14px; 
  }
  
  .bento-card { padding: 24px; }
  .bento-card h3 { font-size: 18px; }
  .case-body { padding: 16px; }
  .case-body h3 { font-size: 16px; }
  .news-body { padding: 16px; }
  .news-body h3 { font-size: 16px; }
  
  .section { padding: 48px 0; }
  
  .page-hero h1 { font-size: 24px; }
  .page-hero p { font-size: 14px; }
  
  .photo-slider {
    margin-left: -12px;
    margin-right: -12px;
    width: calc(100% + 24px);
    border-radius: 0;
  }
  .slide-caption {
    font-size: 13px;
    padding: 8px 12px;
  }
}

/* 修复iOS Safari的100vh问题 */
@supports (-webkit-touch-callout: none) {
  .hero {
    min-height: -webkit-fill-available !important;
  }
  
  @media (max-width: 768px) {
    .hero {
      min-height: -webkit-fill-available !important;
    }
  }
}

/* ===========================================================
   诚展云 · 活动报名平台（多页面共用设计系统）
   =========================================================== */

/* ---- 平台子导航（sticky，贴住固定 navbar 下方） ---- */

/* ---- 快捷入口 hub ---- */
.pf-hub{padding:38px 0;border-bottom:1px solid var(--border);background:#fff;}
.pf-hub-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.pf-hub-card{display:flex;align-items:center;gap:14px;padding:18px 20px;border:1px solid var(--border);border-radius:var(--radius-lg);background:#fff;transition:transform .3s var(--ease-standard),box-shadow .3s,border-color .3s;text-decoration:none;color:inherit;}
.pf-hub-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#BFDBFE;}
.pf-hub-card .ic{width:46px;height:46px;border-radius:12px;flex:0 0 auto;display:flex;align-items:center;justify-content:center;font-size:22px;background:linear-gradient(135deg,#DBEAFE,#3B82F6);}
.pf-hub-card h4{font-size:15px;font-weight:800;color:var(--text-primary);margin:0 0 3px;}
.pf-hub-card p{font-size:12.5px;color:var(--text-secondary);margin:0;line-height:1.5;}
.pf-hub-card .arr{margin-left:auto;color:var(--tech-blue);font-weight:700;transition:transform .2s;font-size:18px;}
.pf-hub-card:hover .arr{transform:translateX(4px);}

/* ---- 二级页页头 ---- */
.pf-pagehero{position:relative;overflow:hidden;background:linear-gradient(160deg,#0A1628,#102A4C);color:#fff;padding:52px 0 48px;}
.pf-pagehero::before{content:"";position:absolute;inset:0;opacity:.5;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:46px 46px;-webkit-mask-image:radial-gradient(circle at 30% 20%,#000,transparent 75%);mask-image:radial-gradient(circle at 30% 20%,#000,transparent 75%);}
.pf-pagehero .container{position:relative;z-index:2;}
.pf-pagehero .ey{font-size:13px;font-weight:700;letter-spacing:.08em;color:#93C5FD;text-transform:uppercase;margin-bottom:10px;}
.pf-pagehero h1{font-family:var(--font-display);font-size:clamp(26px,3.6vw,38px);font-weight:800;margin:0 0 12px;line-height:1.15;}
.pf-pagehero p{font-size:15px;color:rgba(255,255,255,.72);max-width:640px;line-height:1.8;margin:0;}

/* ---- 通用区块 ---- */
.pf-block{padding:60px 0;}
.pf-block.alt{background:var(--bg-light);}
.pf-head{text-align:center;max-width:680px;margin:0 auto 40px;}
.pf-head .ey{font-size:13px;font-weight:700;color:var(--tech-blue);letter-spacing:.08em;text-transform:uppercase;}
.pf-head h2{font-family:var(--font-display);font-size:clamp(24px,3.2vw,34px);font-weight:800;color:var(--text-primary);margin:10px 0 12px;}
.pf-head p{font-size:15px;color:var(--text-secondary);line-height:1.8;margin:0;}

/* ---- 筛选控件（共用） ---- */
.pf-filters{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-bottom:26px;background:rgba(255,255,255,.85);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--border);border-radius:18px;padding:16px 18px;box-shadow:0 10px 30px rgba(15,23,42,.06);}
.pf-pills{display:flex;flex-wrap:wrap;gap:8px;}
.pf-pill{border:1px solid var(--border);background:#fff;color:var(--text-secondary);padding:9px 16px;border-radius:999px;font-size:14px;font-weight:600;cursor:pointer;font-family:var(--font-body);transition:all .2s;}
.pf-pill:hover{border-color:#BFDBFE;color:var(--tech-blue);}
.pf-pill.active{background:linear-gradient(135deg,var(--tech-blue),var(--primary));color:#fff;border-color:transparent;box-shadow:0 6px 16px rgba(37,99,235,.35);}
.pf-select{padding:10px 14px;border:1px solid var(--border);border-radius:10px;font-size:14px;font-family:var(--font-body);background:#fff;color:var(--text-primary);cursor:pointer;min-width:130px;}
.pf-select:focus{outline:none;border-color:var(--tech-blue);}
.pf-search-inline{display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--border);border-radius:10px;padding:4px 4px 4px 14px;min-width:230px;}
.pf-search-inline input{flex:1;border:none;outline:none;background:transparent;font-size:14px;font-family:var(--font-body);color:var(--text-primary);min-width:0;}
.pf-search-inline button{border:none;background:var(--tech-blue);color:#fff;font-weight:600;padding:8px 16px;border-radius:8px;cursor:pointer;font-family:var(--font-body);font-size:13px;white-space:nowrap;}

/* ---- 视图切换 ---- */
.pf-viewtoggle{display:inline-flex;background:var(--bg-light);border:1px solid var(--border);border-radius:10px;padding:4px;}
.pf-viewtoggle button{border:none;background:transparent;color:var(--text-secondary);font-size:13px;font-weight:600;padding:7px 14px;border-radius:7px;cursor:pointer;font-family:var(--font-body);display:inline-flex;align-items:center;gap:6px;transition:all .2s;}
.pf-viewtoggle button.active{background:#fff;color:var(--tech-blue);box-shadow:var(--shadow-sm);}

/* ---- 活动卡片（共用） ---- */
.activity-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:24px;}
.activity-grid.list{grid-template-columns:1fr;}
.act-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;display:flex;flex-direction:column;box-shadow:var(--shadow-sm);transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;text-decoration:none;color:inherit;opacity:0;transform:translateY(24px);}
.act-card.visible{opacity:1;transform:none;}
.act-card:hover{transform:translateY(-8px);box-shadow:0 26px 50px rgba(2,8,23,.16);border-color:rgba(37,99,235,.5);}
.act-cover{position:relative;height:188px;background:#0A1628;overflow:hidden;box-shadow:inset 0 -64px 64px -34px rgba(10,22,40,.7);}
.act-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.act-card:hover .act-cover img{transform:scale(1.06);}
.act-cover .ph{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:44px;color:rgba(255,255,255,.25);background:linear-gradient(135deg,#0A1628,#1E3A5F);}
.act-status{position:absolute;top:12px;left:12px;font-size:12px;font-weight:700;padding:5px 11px;border-radius:999px;backdrop-filter:blur(4px);color:#fff;}
.act-status.st-on{background:rgba(16,163,74,.94);}
.act-status.st-soon{background:rgba(234,179,8,.96);color:#1f2937;}
.act-status.st-past{background:rgba(148,163,184,.9);color:#0f172a;}
.st-on{background:#ECFDF3;color:#16A34A;} .st-soon{background:#FFFBEB;color:#D97706;} .st-past{background:#F1F5F9;color:#64748B;}
.act-status.st-on::before{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;background:#16A34A;margin-right:5px;vertical-align:middle;animation:pfBlink 1.4s infinite;}
@keyframes pfBlink{0%,100%{opacity:1;}50%{opacity:.3;}}
.act-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.act-cat{display:inline-block;font-size:12px;font-weight:600;color:var(--tech-blue);background:#EFF6FF;padding:4px 10px;border-radius:8px;margin-bottom:10px;align-self:flex-start;}
.act-body h3{font-size:17px;font-weight:700;color:var(--text-primary);margin:0 0 10px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:46px;}
.act-body .desc{font-size:13.5px;color:var(--text-secondary);line-height:1.7;margin:0 0 14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.act-meta{display:flex;flex-direction:column;gap:6px;font-size:12.5px;color:var(--text-muted);margin-bottom:16px;}
.act-meta span{display:flex;align-items:center;gap:6px;}
/* 活动卡片 · 浏览量胶囊 */
.act-views{display:inline-flex;align-items:center;gap:5px;align-self:flex-start;margin-top:2px;padding:3px 11px;border-radius:999px;background:linear-gradient(120deg,#EFF6FF,#F5F3FF);color:var(--text-secondary);font-size:12px;font-weight:600;border:1px solid #E6ECFB;font-variant-numeric:tabular-nums;}
.act-views b{color:var(--tech-blue);font-weight:800;}
.act-views.hot{background:linear-gradient(120deg,#FFF1F2,#FFF7ED);border-color:#FED7AA;color:#9A3412;}
.act-views.hot b{color:#EA580C;}
.act-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:14px;border-top:1px solid var(--border);}
.act-org{font-size:12px;color:var(--text-muted);max-width:60%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.act-go{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;color:#fff;background:linear-gradient(135deg,#2563EB,#1D4ED8);padding:8px 15px;border-radius:999px;box-shadow:0 6px 16px rgba(37,99,235,.28);transition:gap .2s,box-shadow .2s,transform .2s;}
.act-card:hover .act-go{gap:10px;box-shadow:0 10px 22px rgba(37,99,235,.42);transform:translateX(2px);}
.activity-grid.list .act-card{flex-direction:row;}
.activity-grid.list .act-cover{height:auto;width:260px;flex:0 0 260px;}
.activity-grid.list .act-body{justify-content:center;}
@media (max-width:680px){ .activity-grid.list .act-card{flex-direction:column;} .activity-grid.list .act-cover{width:100%;height:180px;} }

/* 精选 banner */
.pf-featured{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:32px;}
.pf-feat-media{position:relative;min-height:340px;background:#0A1628;box-shadow:inset 0 -90px 80px -40px rgba(10,22,40,.6);}
.pf-feat-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.pf-feat-media .ph{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:56px;color:rgba(255,255,255,.25);background:linear-gradient(135deg,#0A1628,#1E3A5F);}
.pf-feat-tag{position:absolute;top:16px;left:16px;background:rgba(37,99,235,.92);color:#fff;font-size:12px;font-weight:700;padding:5px 12px;border-radius:999px;backdrop-filter:blur(4px);box-shadow:0 6px 16px rgba(37,99,235,.35);}
.pf-feat-body{padding:38px 42px;display:flex;flex-direction:column;justify-content:center;background:#F7F9FC;}
.pf-feat-card{display:grid;grid-template-columns:1.05fr .95fr;gap:0;background:#F7F9FC;border:2px solid rgba(37,99,235,.45);border-radius:var(--radius-lg);overflow:hidden;box-shadow:0 22px 52px rgba(2,8,23,.16);margin-bottom:36px;transition:box-shadow .3s ease,border-color .3s ease;}
.pf-feat-card:hover{box-shadow:0 28px 64px rgba(2,8,23,.22);border-color:rgba(37,99,235,.7);}
.pf-feat-body .ey{font-size:13px;font-weight:700;color:var(--tech-blue);letter-spacing:.06em;margin-bottom:10px;}
.pf-feat-body h3{font-size:clamp(20px,2.4vw,28px);font-weight:800;color:var(--text-primary);margin:0 0 14px;line-height:1.3;}
.pf-feat-body p{font-size:14px;color:var(--text-secondary);line-height:1.8;margin:0 0 18px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.pf-feat-meta{display:flex;gap:18px;flex-wrap:wrap;font-size:13px;color:var(--text-muted);margin-bottom:22px;}
.pf-feat-meta span{display:flex;align-items:center;gap:5px;}
.pf-feat-body .act-go{display:inline-flex;align-self:flex-start;margin-top:4px;color:#fff !important;background:linear-gradient(135deg,#2563EB,#1D4ED8);padding:10px 20px;border-radius:999px;box-shadow:0 8px 20px rgba(37,99,235,.32);transition:transform .2s,box-shadow .2s;font-weight:700;}
.pf-feat-card:hover .pf-feat-body .act-go{transform:translateX(3px);box-shadow:0 12px 26px rgba(37,99,235,.45);}

.act-empty{display:none;text-align:center;padding:56px 28px;color:var(--text-secondary);background:rgba(255,255,255,.7);border:1px dashed var(--border);border-radius:20px;margin:8px 0 12px;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);}
.act-empty .em{font-size:56px;opacity:.35;margin-bottom:14px;}
.act-empty button{margin-top:18px;border:none;background:linear-gradient(135deg,#2563EB,#1D4ED8);color:#fff;padding:11px 24px;border-radius:10px;font-weight:600;cursor:pointer;font-family:var(--font-body);box-shadow:0 8px 20px rgba(37,99,235,.3);transition:transform .2s,box-shadow .2s;}
.act-empty button:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(37,99,235,.42);}
mark{background:#FEF3C7;color:#B45309;padding:0 2px;border-radius:3px;font-weight:700;}

/* ---- 统计条 ---- */
.pf-statbar{display:flex;flex-wrap:wrap;gap:36px;}
.pf-stat{display:flex;flex-direction:column;}
.pf-stat .num{font-family:var(--font-display);font-size:clamp(24px,3vw,34px);font-weight:800;color:#fff;line-height:1;display:flex;align-items:baseline;}
.pf-stat .num small{font-size:.5em;font-weight:700;color:#93C5FD;margin-left:3px;}
.pf-stat .lab{font-size:13px;color:rgba(255,255,255,.6);margin-top:8px;}

/* ---- 数据看板 ---- */
.pf-dash{display:grid;grid-template-columns:1.1fr 1fr;gap:24px;align-items:stretch;}
.dash-card{position:relative;overflow:hidden;background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:26px;box-shadow:var(--shadow-sm);transition:box-shadow .35s cubic-bezier(.22,1,.36,1),border-color .35s;}
.dash-card.dark{background:linear-gradient(160deg,#0A1628,#102A4C);color:#fff;border:none;}
.dash-card h3{font-size:16px;font-weight:800;margin:0 0 4px;}
.dash-card .dsub{font-size:12.5px;color:var(--text-muted);margin:0 0 20px;}
.dash-card.dark .dsub{color:rgba(255,255,255,.6);}
.kpi-row{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;}
.kpi{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:16px;}
.kpi .kv{font-family:var(--font-display);font-size:26px;font-weight:800;color:#fff;}
.kpi .kv small{font-size:.5em;color:#93C5FD;margin-left:2px;}
.kpi .kl{font-size:12px;color:rgba(255,255,255,.6);margin-top:6px;}
.kpi.light{background:var(--bg-light);border-color:var(--border);}
.kpi.light .kv{color:var(--text-primary);}
.kpi.light .kv small{color:var(--tech-blue);}
.kpi.light .kl{color:var(--text-secondary);}
.bars{display:flex;align-items:flex-end;gap:10px;height:200px;padding-top:8px;}
.bar-col{flex:1;display:flex;flex-direction:column;align-items:center;gap:8px;height:100%;justify-content:flex-end;}
.bar{position:relative;width:100%;max-width:34px;border-radius:8px 8px 4px 4px;background:linear-gradient(180deg,#3B82F6,#2563EB);height:0;transition:height 1.1s cubic-bezier(.22,1,.36,1),filter .3s,box-shadow .3s;}
.bar-col.in .bar{height:var(--h);}
.bar-col .bl{font-size:11px;color:var(--text-muted);}
.chan-row{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.chan-row .cl{width:84px;font-size:13px;color:var(--text-secondary);flex:0 0 auto;}
.chan-track{flex:1;height:10px;background:var(--bg-light);border-radius:999px;overflow:hidden;}
.chan-fill{height:100%;border-radius:999px;width:0;transition:width 1.2s cubic-bezier(.22,1,.36,1);}
.chan-row .cv{font-size:12px;font-weight:700;color:var(--text-primary);width:42px;text-align:right;}
/* 数据看板 · 悬停增强（仅指针设备，避免触摸端粘滞） */
@media (hover:hover){
  /* KPI 卡片：上浮 + 蓝光投影 + 数值高亮 */
  .kpi{transition:transform .3s cubic-bezier(.22,1,.36,1),box-shadow .3s,border-color .3s,background .3s;}
  .kpi:hover{transform:translateY(-5px);box-shadow:0 16px 38px rgba(37,99,235,.18);border-color:var(--tech-blue);}
  .kpi.light:hover{background:#fff;box-shadow:0 16px 38px rgba(37,99,235,.16);}
  .kpi .kv{transition:color .3s;}
  .kpi:hover .kv{color:var(--tech-blue);}
  /* 渠道 / 地区 行：行高亮 + 进度条提亮 + 数值放大 */
  .chan-row{padding:7px 10px;border-radius:10px;transition:background .25s;}
  .chan-row:hover{background:rgba(37,99,235,.07);}
  .chan-row .cl{transition:color .25s,font-weight .25s;}
  .chan-row:hover .cl{color:var(--text-primary);font-weight:600;}
  .chan-row .cv{display:inline-block;transition:color .25s,transform .25s;}
  .chan-row:hover .cv{color:var(--tech-blue);transform:scale(1.1);}
  .chan-fill{transition:width 1.2s cubic-bezier(.22,1,.36,1),filter .3s;}
  .chan-row:hover .chan-fill{filter:saturate(1.3) brightness(1.06);}
  /* 趋势柱状：上浮 + 柱体发光 + 星期标签高亮 */
  .bar-col{transition:transform .25s;}
  .bar-col:hover{transform:translateY(-3px);}
  .bar-col .bl{transition:color .25s,font-weight .25s;}
  .bar-col:hover .bl{color:var(--tech-blue);font-weight:700;}
  .bar-col:hover .bar{filter:brightness(1.14);box-shadow:0 8px 22px rgba(37,99,235,.4);}
  /* 趋势柱 · 悬停数值提示 */
  .bar-col:hover .bv{opacity:1;transform:translate(-50%,-2px);}
}
/* 趋势柱数值提示（深色小气泡 + 三角箭头，指向柱顶） */
.bv{position:absolute;bottom:100%;left:50%;transform:translate(-50%,-8px);margin-bottom:7px;background:#0F172A;color:#fff;font-size:11px;font-weight:700;line-height:1;padding:5px 9px;border-radius:8px;opacity:0;pointer-events:none;transition:opacity .25s,transform .25s;white-space:nowrap;box-shadow:0 6px 16px rgba(15,23,42,.25);z-index:5;}
.bv::after{content:"";position:absolute;top:100%;left:50%;transform:translateX(-50%);border:5px solid transparent;border-top-color:#0F172A;}

/* ---- 功能中心详情 ---- */
.pf-feat-detail{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.fd-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:28px;transition:transform .3s,box-shadow .3s,border-color .3s;opacity:0;transform:translateY(24px);}
.fd-card.visible{opacity:1;transform:none;}
.fd-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:#BFDBFE;}
.fd-top{display:flex;align-items:center;gap:14px;margin-bottom:16px;}
.fd-ic{width:54px;height:54px;border-radius:14px;flex:0 0 auto;display:flex;align-items:center;justify-content:center;font-size:26px;background:linear-gradient(135deg,#DBEAFE,#3B82F6);}
.fd-top h3{font-size:18px;font-weight:800;color:var(--text-primary);margin:0;}
.fd-top .tag{font-size:12px;color:var(--tech-blue);font-weight:600;margin-top:3px;}
.fd-card p{font-size:14px;color:var(--text-secondary);line-height:1.8;margin:0 0 16px;}
.fd-list{list-style:none;display:flex;flex-direction:column;gap:10px;}
.fd-list li{display:flex;gap:10px;font-size:13.5px;color:var(--text-secondary);line-height:1.6;}
.fd-list li .ck{color:var(--tech-blue);font-weight:700;flex:0 0 auto;}
.fd-scene{margin-top:16px;padding-top:14px;border-top:1px dashed var(--border);font-size:12.5px;color:var(--text-muted);line-height:1.7;}
.fd-scene b{color:var(--text-primary);}

/* ---- 帮助中心 ---- */
.pf-help-grid{display:grid;grid-template-columns:1fr 320px;gap:32px;align-items:start;}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius-md);margin-bottom:14px;overflow:hidden;transition:border-color .2s,box-shadow .2s;}
.faq-item.open{border-color:#BFDBFE;box-shadow:var(--shadow-sm);}
.faq-q{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:18px 22px;cursor:pointer;font-size:15.5px;font-weight:700;color:var(--text-primary);}
.faq-q .pm{width:26px;height:26px;border-radius:50%;flex:0 0 auto;background:var(--bg-light);color:var(--tech-blue);display:flex;align-items:center;justify-content:center;font-size:18px;transition:transform .3s,background .2s;font-weight:700;}
.faq-item.open .pm{transform:rotate(45deg);background:var(--tech-blue);color:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;}
.faq-a .inner{padding:0 22px 20px;font-size:14px;color:var(--text-secondary);line-height:1.85;}
.pf-help-side{position:sticky;top:148px;}
.help-card{background:linear-gradient(160deg,#0A1628,#102A4C);color:#fff;border-radius:var(--radius-lg);padding:26px;margin-bottom:18px;}
.help-card h4{font-size:16px;font-weight:800;margin:0 0 10px;}
.help-card p{font-size:13px;color:rgba(255,255,255,.7);line-height:1.7;margin:0 0 16px;}
.help-card a{display:inline-flex;align-items:center;gap:6px;background:var(--tech-blue);color:#fff;padding:10px 18px;border-radius:10px;font-weight:600;font-size:14px;text-decoration:none;}
.help-steps{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:22px;}
.help-steps h4{font-size:15px;font-weight:800;margin:0 0 14px;color:var(--text-primary);}
.help-steps ol{list-style:none;counter-reset:s;display:flex;flex-direction:column;gap:12px;}
.help-steps li{counter-increment:s;display:flex;gap:12px;font-size:13.5px;color:var(--text-secondary);line-height:1.6;}
.help-steps li::before{content:counter(s);width:24px;height:24px;border-radius:50%;background:#EFF6FF;color:var(--tech-blue);font-weight:700;font-size:12px;display:flex;align-items:center;justify-content:center;flex:0 0 auto;}

/* reveal */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s cubic-bezier(.22,1,.36,1),transform .7s cubic-bezier(.22,1,.36,1);}
.reveal.visible{opacity:1;transform:none;}

/* 平台响应式 */
@media (max-width:980px){
  .pf-hub-grid{grid-template-columns:repeat(2,1fr);}
  .pf-dash{grid-template-columns:1fr;}
  .pf-feat-detail{grid-template-columns:1fr;}
  .pf-help-grid{grid-template-columns:1fr;}
  .pf-help-side{position:static;}
  .pf-featured{grid-template-columns:repeat(2,1fr);}
  .pf-feat-media{min-height:220px;}
}
@media (max-width:768px){
  .activity-grid{grid-template-columns:1fr;}
  .pf-block{padding:48px 0;}
  .kpi-row{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:520px){ .pf-hub-grid{grid-template-columns:1fr;} .pf-featured{grid-template-columns:1fr;} .pf-feat-card{grid-template-columns:1fr;} }

/* ===== 平台 · 手机端自适应增强 ===== */
@media (max-width: 768px){
  /* 首页/查找页装饰光球在手机上收敛，减轻视觉与性能负担 */
  .pf-pagehero--find .pf-orb.a{width:300px;height:300px;left:-110px;top:-120px;}
  .pf-pagehero--find .pf-orb.b{width:240px;height:240px;right:-90px;top:-30px;}
  .pf-pagehero--find .pf-orb.c{display:none;}
  /* 筛选条：移动端全宽堆叠，控件占满 */
  .pf-filters{flex-direction:column;align-items:stretch;padding:14px;gap:10px;}
  .pf-select{min-width:0;width:100%;}
  .pf-search-inline{min-width:0;width:100%;}
  .pf-search-inline input{font-size:16px;}
  /* 数据看板：卡片更紧凑、KPI 两列、渠道名收窄、统计条自适应 */
  .dash-card{padding:18px;}
  .kpi{padding:18px 16px;}
  .kpi .num{font-size:26px;}
  .kpi-row{gap:12px;}
  .chan-row .cl{width:64px;font-size:12px;}
  .pf-statbar--glass .pf-stat{flex:1 1 calc(50% - 8px);min-width:0;}
  .pf-publish-cta{padding:18px;}
}
@media (max-width: 520px){
  /* 窄屏收起品牌长文案只留 logo，给语言切换与汉堡留空间，避免头部拥挤溢出 */
  .pf-brand-text{display:none !important;}
  .pf-brand-tag{display:none !important;}
  .pf-statbar--glass .pf-stat{flex:1 1 100%;}
  .pf-catcard h3{font-size:19px;}
  .pf-catcard .cc-aud{font-size:12px;}
}
@media (prefers-reduced-motion:reduce){
  .reveal,.act-card,.fd-card{transition:none;opacity:1;transform:none;}
  .bar,.chan-fill{transition:none;}
  .act-status.st-on::before{animation:none;}
}

/* ---- 个人中心 / 我的门票 ---- */
.pf-account-stats{display:flex;flex-wrap:wrap;gap:20px;margin-bottom:34px;}
.pf-astat{flex:1;min-width:160px;background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:22px 24px;box-shadow:var(--shadow-sm);}
.pf-astat .n{font-family:var(--font-display);font-size:30px;font-weight:800;color:var(--tech-blue);line-height:1;}
.pf-astat .l{font-size:13px;color:var(--text-secondary);margin-top:8px;}
.pf-ticket{display:flex;background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);margin-bottom:20px;position:relative;transition:box-shadow .3s,transform .3s;}
.pf-ticket:hover{box-shadow:var(--shadow-md);transform:translateY(-3px);}
.pf-ticket .t-main{flex:1;display:flex;gap:18px;padding:20px;align-items:center;min-width:0;}
.pf-ticket .t-cover{width:116px;height:116px;border-radius:14px;flex:0 0 auto;background:#0A1628;overflow:hidden;position:relative;}
.pf-ticket .t-cover img{width:100%;height:100%;object-fit:cover;}
.pf-ticket .t-cover .ph{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:34px;color:rgba(255,255,255,.25);background:linear-gradient(135deg,#0A1628,#1E3A5F);}
.pf-ticket .t-info{flex:1;min-width:0;}
.pf-ticket .t-info h3{font-size:17px;font-weight:800;color:var(--text-primary);margin:0 0 10px;line-height:1.4;}
.pf-ticket .t-meta{display:flex;flex-direction:column;gap:6px;font-size:13px;color:var(--text-muted);margin-bottom:12px;}
.pf-ticket .t-meta span{display:flex;align-items:center;gap:6px;}
.pf-ticket .t-acts{display:flex;gap:10px;flex-wrap:wrap;}
.pf-ticket .t-acts a,.pf-ticket .t-acts button{font-size:13px;font-weight:600;padding:8px 16px;border-radius:10px;cursor:pointer;font-family:var(--font-body);text-decoration:none;transition:all .2s;}
.pf-ticket .t-view{background:var(--tech-blue);color:#fff;}
.pf-ticket .t-view:hover{background:#1D4ED8;}
.pf-ticket .t-del{border:1px solid var(--border);background:#fff;color:var(--text-secondary);}
.pf-ticket .t-del:hover{border-color:#DC2626;color:#DC2626;}
.pf-ticket .t-stub{width:208px;flex:0 0 208px;border-left:2px dashed var(--border);padding:20px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;background:linear-gradient(160deg,#F8FAFC,#EEF2F7);position:relative;}
.pf-ticket .t-stub::before,.pf-ticket .t-stub::after{content:"";position:absolute;left:-11px;width:20px;height:20px;border-radius:50%;background:#fff;border:1px solid var(--border);}
.pf-ticket .t-stub::before{top:-11px;}
.pf-ticket .t-stub::after{bottom:-11px;}
.pf-ticket .t-qr{width:104px;height:104px;border-radius:12px;background:#fff;border:1px solid var(--border);display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;background-image:linear-gradient(0deg,rgba(37,99,235,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(37,99,235,.06) 1px,transparent 1px);background-size:8px 8px;}
.pf-ticket .t-qr .qr-ic{font-size:30px;}
.pf-ticket .t-code{font-family:var(--font-display);font-weight:800;font-size:17px;color:var(--text-primary);letter-spacing:.04em;}
.pf-ticket .t-stub .lab{font-size:12px;color:var(--text-muted);}
.pf-ticket .t-stub .scan{font-size:11.5px;color:var(--tech-blue);font-weight:600;}
@media (max-width:680px){
  .pf-ticket{flex-direction:column;}
  .pf-ticket .t-stub{width:100%;flex:0 0 auto;border-left:none;border-top:2px dashed var(--border);}
  .pf-ticket .t-stub::before{top:-11px;left:50%;transform:translateX(-50%);}
  .pf-ticket .t-stub::after{bottom:-11px;left:50%;transform:translateX(-50%);}
  .pf-ticket .t-main{align-items:flex-start;}
}
.pf-acc-empty{text-align:center;padding:70px 20px;color:var(--text-secondary);background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);}
.pf-acc-empty .em{font-size:60px;opacity:.3;margin-bottom:14px;}
.pf-acc-empty a{display:inline-block;margin-top:18px;background:var(--tech-blue);color:#fff;padding:12px 26px;border-radius:10px;font-weight:600;text-decoration:none;}

/* ---- 共享动效层（进度条 / 返回顶部 / 子导航滑块） ---- */
.pf-progress{position:fixed;top:0;left:0;height:3px;width:0;z-index:1100;background:linear-gradient(90deg,#2563EB,#3B82F6,#10B981);box-shadow:0 0 10px rgba(37,99,235,.5);transition:width .12s ease-out;pointer-events:none;}
.pf-totop{position:fixed !important;right:22px;bottom:22px;width:46px;height:46px;border-radius:50%;background:linear-gradient(135deg,#2563EB,#1D4ED8);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 30px rgba(37,99,235,.4);cursor:pointer;z-index:1050;opacity:0;transform:translateY(16px) scale(.8);transition:opacity .3s,transform .3s;pointer-events:none;}
.pf-totop.show{opacity:1;transform:none;pointer-events:auto;}
.pf-totop:hover{transform:translateY(-3px);box-shadow:0 14px 36px rgba(37,99,235,.5);}


/* ---- 首页信任滚动条 ---- */
.pf-marquee{overflow:hidden;background:#fff;border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:16px 0;}
.pf-marquee-track{display:flex;gap:14px;width:max-content;animation:pfMarquee 28s linear infinite;}
.pf-marquee:hover .pf-marquee-track{animation-play-state:paused;}
.pf-marquee .mt{display:inline-flex;align-items:center;gap:8px;padding:8px 18px;border:1px solid var(--border);border-radius:999px;font-size:14px;font-weight:600;color:var(--text-secondary);white-space:nowrap;}
.pf-marquee .mt .d{width:6px;height:6px;border-radius:50%;background:var(--tech-blue);}
@keyframes pfMarquee{from{transform:translateX(0);}to{transform:translateX(-50%);}}

/* ---- 功能中心编号 ---- */
.fd-num{position:absolute;top:14px;right:20px;font-family:var(--font-display);font-size:34px;font-weight:800;color:rgba(37,99,235,.12);line-height:1;transition:color .3s;}
.fd-card:hover .fd-num{color:rgba(37,99,235,.28);}
.fd-card{position:relative;overflow:hidden;}
.fd-card::before{content:"";position:absolute;inset:0;border-radius:var(--radius-lg);background:radial-gradient(360px circle at var(--mx,80%) var(--my,0%),rgba(37,99,235,.12),transparent 60%);opacity:0;transition:opacity .35s;pointer-events:none;}
.fd-card:hover::before{opacity:1;}

/* ---- 数据看板环形 + LIVE ---- */
.pf-live{display:inline-flex;align-items:center;gap:7px;font-size:12px;font-weight:700;color:#34D399;}
.pf-live .dot{width:8px;height:8px;border-radius:50%;background:#34D399;animation:livePulse 1.8s infinite;}
@keyframes livePulse{0%{box-shadow:0 0 0 0 rgba(52,211,153,.6);}70%{box-shadow:0 0 0 9px rgba(52,211,153,0);}100%{box-shadow:0 0 0 0 rgba(52,211,153,0);}}
.pf-donut{position:relative;width:150px;height:150px;flex:0 0 auto;}
.pf-donut svg{transform:rotate(-90deg);display:block;}
.pf-donut .dn-num{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;}
.pf-donut .dn-num b{font-family:var(--font-display);font-size:30px;font-weight:800;color:var(--text-primary);line-height:1;}
.pf-donut .dn-num span{font-size:11.5px;color:var(--text-muted);margin-top:4px;}

/* ---- 我的门票：倾斜 + 二维码流光 + 入场 ---- */
@keyframes pfFadeUp{from{opacity:0;transform:translateY(20px);}to{opacity:1;transform:none;}}
.pf-ticket .t-qr::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,transparent 30%,rgba(37,99,235,.16) 50%,transparent 70%);transform:translateX(-100%);animation:qrShine 2.8s ease-in-out infinite;}
@keyframes qrShine{to{transform:translateX(100%);}}

/* ---- 帮助中心搜索 ---- */
.faq-search{display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--border);border-radius:12px;padding:10px 14px;max-width:460px;margin-bottom:20px;transition:border-color .25s,box-shadow .25s;}
.faq-search:focus-within{border-color:var(--tech-blue);box-shadow:0 0 0 3px rgba(37,99,235,.12);}
.faq-search input{flex:1;border:none;outline:none;background:transparent;font-size:14px;font-family:var(--font-body);color:var(--text-primary);}
.faq-search .fs-ic{flex:0 0 auto;font-size:14px;opacity:.6;}
.faq-search .fs-clear{display:none;flex:0 0 auto;cursor:pointer;color:var(--text-muted);font-size:13px;width:20px;height:20px;line-height:20px;text-align:center;border-radius:50%;transition:background .2s,color .2s;}
.faq-search .fs-clear:hover{background:var(--bg-light);color:var(--text-primary);}
.faq-item .faq-q mark,.faq-item .faq-a mark{background:rgba(37,99,235,.16);color:var(--tech-blue);border-radius:3px;padding:0 2px;font-style:normal;}
.faq-empty{display:none;padding:26px 18px;text-align:center;color:var(--text-muted);font-size:14px;background:var(--bg-light);border-radius:12px;border:1px dashed var(--border);}
.faq-empty a{color:var(--tech-blue);font-weight:600;text-decoration:none;}
/* 帮助中心：分类筛选 chips */
.faq-cats{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px;}
.faq-cat{appearance:none;border:1px solid var(--border);background:#fff;color:var(--text-secondary);font-family:var(--font-body);font-size:13.5px;font-weight:600;padding:8px 16px;border-radius:999px;cursor:pointer;transition:all .2s ease;white-space:nowrap;}
.faq-cat:hover{border-color:#BFDBFE;color:var(--tech-blue);}
.faq-cat.active{background:var(--tech-blue);border-color:var(--tech-blue);color:#fff;box-shadow:0 8px 18px rgba(37,99,235,.28);}
.faq-cat .n{display:inline-block;min-width:18px;margin-left:6px;font-size:11px;opacity:.7;}
.faq-cat.active .n{opacity:.85;}

/* ---- 详情页：相关活动横向轮播 + 浮动分享 ---- */
.rel-carousel{display:flex;gap:20px;overflow-x:auto;padding-bottom:10px;scroll-snap-type:x mandatory;}
.rel-carousel .rel-card{flex:0 0 280px;scroll-snap-align:start;}
.rel-carousel::-webkit-scrollbar{height:8px;}
.rel-carousel::-webkit-scrollbar-thumb{background:#CBD5E1;border-radius:999px;}
.rel-carousel::-webkit-scrollbar-track{background:transparent;}
.ad-share{position:fixed;right:22px;bottom:104px;z-index:9990;display:flex;flex-direction:column-reverse;align-items:flex-end;gap:10px;}
.ad-share-main{display:flex;align-items:center;gap:6px;height:46px;padding:0 18px;border:none;border-radius:999px;background:linear-gradient(135deg,var(--tech-blue),#1D4ED8);color:#fff;font-family:var(--font-body);font-size:14px;font-weight:700;cursor:pointer;box-shadow:0 8px 22px rgba(37,99,235,.32);transition:transform .25s,box-shadow .25s;}
.ad-share-main span{font-size:13.5px;}
.ad-share-main:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(37,99,235,.4);}
.ad-share.open .ad-share-main{transform:translateY(-2px) scale(.98);}
.ad-share-pop{display:flex;flex-direction:column;gap:8px;opacity:0;transform:translateY(10px) scale(.96);transform-origin:bottom right;pointer-events:none;transition:opacity .25s,transform .25s;}
.ad-share.open .ad-share-pop{opacity:1;transform:none;pointer-events:auto;}
.ad-share-pop button{display:flex;align-items:center;gap:9px;height:42px;padding:0 16px 0 14px;border:1px solid var(--border);border-radius:999px;background:#fff;color:var(--text-primary);font-family:var(--font-body);font-size:13.5px;font-weight:600;cursor:pointer;box-shadow:var(--shadow-md);transition:transform .2s,border-color .2s,color .2s;white-space:nowrap;}
.ad-share-pop button em{font-style:normal;}
.ad-share-pop button:hover{transform:translateX(-3px);border-color:#BFDBFE;color:var(--tech-blue);}
.ad-wxmask{position:fixed;inset:0;background:rgba(10,22,40,.55);backdrop-filter:blur(4px);z-index:1210;display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity .3s;}
.ad-wxmask.open{opacity:1;pointer-events:auto;}
.ad-wxcard{position:relative;background:#fff;border-radius:20px;padding:30px 34px 28px;text-align:center;max-width:300px;transform:translateY(16px) scale(.96);transition:transform .3s;box-shadow:0 24px 60px rgba(10,22,40,.3);}
.ad-wxmask.open .ad-wxcard{transform:none;}
.ad-wxcard h4{margin:0 0 18px;font-family:var(--font-display);font-size:17px;font-weight:800;color:var(--text-primary);}
.ad-wxcard .wx-qr{width:220px;height:220px;margin:0 auto 16px;border-radius:12px;overflow:hidden;background:var(--bg-light);display:flex;align-items:center;justify-content:center;}
.ad-wxcard .wx-qr img{width:100%;height:100%;object-fit:contain;}
.ad-wxcard .wx-qr .wx-fallback{font-size:12px;word-break:break-all;color:var(--text-muted);padding:14px;}
.ad-wxcard p{margin:0;font-size:13px;color:var(--text-muted);line-height:1.6;}
.ad-wxcard .wx-close{position:absolute;top:12px;right:16px;cursor:pointer;color:var(--text-muted);font-size:16px;line-height:1;transition:color .2s;}
.ad-wxcard .wx-close:hover{color:var(--text-primary);}
.ad-toast{position:fixed;left:50%;bottom:34px;transform:translateX(-50%) translateY(20px);background:rgba(10,22,40,.92);color:#fff;font-size:13.5px;font-weight:600;padding:11px 22px;border-radius:999px;z-index:1300;opacity:0;pointer-events:none;transition:opacity .3s,transform .3s;backdrop-filter:blur(6px);white-space:pre-line;text-align:center;}
.ad-toast.show{opacity:1;transform:translateX(-50%) translateY(0);}
@media (max-width:560px){ .ad-share{right:14px;bottom:94px;} .ad-share-main span{display:none;} .ad-share-main{padding:0;width:46px;height:46px;justify-content:center;} }
@media (prefers-reduced-motion:reduce){ .ad-share-pop,.ad-share-main,.ad-wxcard,.ad-toast{transition:none;} }

/* ---- 找活动：结果计数动效 ---- */
.pf-count b{transition:color .3s;}

/* ========== 全站统一交互反馈层 (platform-ux.js) ========== */
/* Toast 轻提示 */
.pfux-toasts{position:fixed;left:50%;bottom:34px;transform:translateX(-50%);z-index:1400;display:flex;flex-direction:column;align-items:center;gap:10px;pointer-events:none;}
.pfux-toast{display:flex;align-items:center;gap:10px;max-width:88vw;padding:11px 20px 11px 14px;border-radius:12px;background:rgba(15,23,42,.94);color:#fff;font-size:13.5px;font-weight:600;font-family:var(--font-body);box-shadow:0 12px 32px rgba(10,22,40,.28);backdrop-filter:blur(8px);opacity:0;transform:translateY(16px) scale(.96);transition:opacity .3s,transform .3s;pointer-events:auto;cursor:pointer;}
.pfux-toast.in{opacity:1;transform:none;}
.pfux-toast.out{opacity:0;transform:translateY(8px) scale(.98);}
.pfux-t-ic{flex:0 0 auto;width:20px;height:20px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:800;font-style:normal;color:#fff;}
.pfux-success .pfux-t-ic{background:#10B981;}
.pfux-error .pfux-t-ic{background:#EF4444;}
.pfux-warn .pfux-t-ic{background:#F59E0B;}
.pfux-info .pfux-t-ic{background:var(--tech-blue);}
.pfux-t-msg{white-space:pre-line;line-height:1.5;}
/* 确认弹窗 */
.pfux-mask{position:fixed;inset:0;z-index:1420;display:flex;align-items:center;justify-content:center;background:rgba(10,22,40,.5);backdrop-filter:blur(4px);opacity:0;transition:opacity .25s;padding:20px;}
.pfux-mask.in{opacity:1;}
.pfux-mask.out{opacity:0;}
.pfux-dialog{background:#fff;border-radius:18px;padding:28px 26px 22px;max-width:360px;width:100%;box-shadow:0 24px 64px rgba(10,22,40,.32);transform:translateY(18px) scale(.96);transition:transform .28s cubic-bezier(.16,1,.3,1);}
.pfux-mask.in .pfux-dialog{transform:none;}
.pfux-d-title{margin:0 0 10px;font-family:var(--font-display);font-size:18px;font-weight:800;color:var(--text-primary);}
.pfux-d-msg{margin:0 0 22px;font-size:14px;line-height:1.7;color:var(--text-secondary);}
.pfux-d-acts{display:flex;gap:12px;justify-content:flex-end;}
.pfux-btn{padding:10px 22px;border-radius:10px;font-size:14px;font-weight:700;font-family:var(--font-body);cursor:pointer;border:1px solid var(--border);background:#fff;color:var(--text-secondary);transition:all .2s;}
.pfux-btn:hover{transform:translateY(-1px);}
.pfux-cancel:hover{background:var(--bg-light);color:var(--text-primary);}
.pfux-primary{background:var(--tech-blue);color:#fff;border-color:transparent;}
.pfux-primary:hover{background:#1D4ED8;box-shadow:0 8px 20px rgba(37,99,235,.3);}
.pfux-danger{background:#EF4444;color:#fff;border-color:transparent;}
.pfux-danger:hover{background:#DC2626;box-shadow:0 8px 20px rgba(239,68,68,.3);}
/* 按钮 loading 态 */
.pfux-loading{opacity:.85;cursor:progress;}
.pfux-spinner{display:inline-block;width:14px;height:14px;margin-right:8px;border:2px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;vertical-align:-2px;animation:pfuxSpin .7s linear infinite;}
@keyframes pfuxSpin{to{transform:rotate(360deg);}}
@media (prefers-reduced-motion:reduce){
  .pfux-toast,.pfux-mask,.pfux-dialog{transition:none;}
  .pfux-spinner{animation-duration:1.4s;}
}

/* ================= 平台账号体系 UI ================= */
/* 导航用户区 */
.pf-user{margin-left:14px;position:relative;display:flex;align-items:center;}
.pf-login-btn{border:1px solid var(--border);background:#fff;color:var(--tech-blue);font-weight:700;font-size:13px;padding:7px 14px;border-radius:999px;cursor:pointer;font-family:var(--font-body);transition:all .2s;white-space:nowrap;}
.pf-login-btn:hover{border-color:#BFDBFE;background:#EFF6FF;transform:translateY(-1px);}
.pf-u-avatar{width:38px;height:38px;border-radius:50%;border:none;cursor:pointer;padding:0;overflow:hidden;background:linear-gradient(135deg,var(--tech-blue),var(--primary));color:#fff;font-weight:700;font-size:15px;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 8px rgba(37,99,235,.3);transition:transform .2s;}
.pf-u-avatar:hover{transform:scale(1.06);}
.pf-u-avatar img{width:100%;height:100%;object-fit:cover;}
.pf-umenu{position:absolute;top:48px;right:0;width:220px;background:#fff;border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow-lg);padding:8px;opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity .22s,transform .22s,visibility .22s;z-index:1100;}
.pf-user.open .pf-umenu{opacity:1;visibility:visible;transform:none;}
.pf-um-head{display:flex;gap:10px;align-items:center;padding:10px;background:var(--bg-light);border-radius:10px;margin-bottom:6px;}
.pf-um-av{width:40px;height:40px;border-radius:50%;overflow:hidden;background:linear-gradient(135deg,var(--tech-blue),var(--primary));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;flex:0 0 auto;}
.pf-um-av img{width:100%;height:100%;object-fit:cover;}
.pf-um-name{font-size:14px;font-weight:700;color:var(--text-primary);}
.pf-um-phone{font-size:12px;color:var(--text-muted);}
.pf-umenu a,.pf-umenu button{display:flex;align-items:center;gap:8px;width:100%;text-align:left;background:none;border:none;padding:10px 10px;border-radius:9px;font-size:14px;color:var(--text-secondary);font-family:var(--font-body);cursor:pointer;text-decoration:none;transition:background .15s,color .15s;}
.pf-umenu a:hover,.pf-umenu button:hover{background:var(--bg-light);color:var(--tech-blue);}
.pf-umenu button#pfLogout{color:#DC2626;}
.pf-umenu button#pfLogout:hover{background:#FEF2F2;}

/* 登录/注册弹窗 */
.pf-auth-mask{position:fixed;inset:0;background:rgba(10,22,40,.55);backdrop-filter:blur(4px);z-index:1500;display:flex;align-items:center;justify-content:center;padding:20px;opacity:0;visibility:hidden;transition:opacity .25s,visibility .25s;}
.pf-auth-mask.show{opacity:1;visibility:visible;}
.pf-auth-modal{width:100%;max-width:420px;background:#fff;border-radius:18px;padding:30px 28px 26px;position:relative;box-shadow:0 30px 70px rgba(10,22,40,.35);transform:translateY(14px) scale(.98);transition:transform .28s cubic-bezier(.22,1,.36,1);max-height:92vh;overflow:auto;}
.pf-auth-mask.show .pf-auth-modal{transform:none;}
.pf-auth-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px;}
.pf-auth-x{position:static;flex:0 0 auto;width:32px;height:32px;border:none;border-radius:50%;background:var(--bg-light);color:var(--text-muted);font-size:16px;cursor:pointer;transition:all .2s;}
.pf-auth-x:hover{background:#E2E8F0;color:var(--text-primary);}
.pf-auth-brand{display:flex;align-items:center;gap:10px;min-width:0;}
.pf-auth-brand .lg{width:36px;height:36px;border-radius:9px;background:transparent;object-fit:contain;box-shadow:0 4px 14px rgba(37,99,235,.18);}
.pf-auth-brand .tx{font-size:16px;font-weight:800;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
@media (max-width:480px){
  .pf-auth-modal{padding:26px 20px 22px;}
  .pf-auth-brand .lg{width:32px;height:32px;}
  .pf-auth-brand .tx{font-size:15px;}
  .pf-auth-x{width:28px;height:28px;}
}
.pf-auth-tabs{display:flex;gap:6px;background:var(--bg-light);padding:4px;border-radius:11px;margin-bottom:20px;}
.pf-auth-tabs button{flex:1;border:none;background:none;padding:9px 0;border-radius:8px;font-size:14px;font-weight:700;color:var(--text-muted);cursor:pointer;font-family:var(--font-body);transition:all .2s;}
.pf-auth-tabs button.active{background:#fff;color:var(--tech-blue);box-shadow:var(--shadow-sm);}
.pf-auth-form{display:flex;flex-direction:column;gap:14px;}
.pf-auth-field{display:flex;flex-direction:column;gap:6px;}
.pf-auth-field label{font-size:12.5px;font-weight:600;color:var(--text-secondary);}
.pf-auth-field input{height:44px;border:1px solid var(--border);border-radius:10px;padding:0 14px;font-size:14px;font-family:var(--font-body);color:var(--text-primary);outline:none;transition:border-color .2s,box-shadow .2s;background:#fff;}
.pf-auth-field input:focus{border-color:var(--tech-blue);box-shadow:0 0 0 3px rgba(37,99,235,.12);}
.pf-auth-field.invalid input{border-color:#DC2626;box-shadow:0 0 0 3px rgba(220,38,38,.1);}
.pf-auth-field .err{font-size:11.5px;color:#DC2626;display:none;}
.pf-auth-field.invalid .err{display:block;}
.pf-auth-code{display:flex;gap:10px;}
.pf-auth-code input{flex:1;}
.pf-auth-code button{border:1px solid var(--border);background:#fff;color:var(--tech-blue);font-weight:700;font-size:13px;padding:0 14px;border-radius:10px;cursor:pointer;font-family:var(--font-body);white-space:nowrap;transition:all .2s;}
.pf-auth-code button:hover:not(:disabled){border-color:#BFDBFE;background:#EFF6FF;}
.pf-auth-code button:disabled{color:var(--text-muted);cursor:not-allowed;background:var(--bg-light);}
.pf-auth-submit{margin-top:6px;border:none;background:linear-gradient(135deg,var(--tech-blue),var(--primary));color:#fff;font-weight:700;font-size:15px;height:46px;border-radius:11px;cursor:pointer;font-family:var(--font-body);transition:transform .2s,box-shadow .2s;}
.pf-auth-submit:hover{transform:translateY(-1px);box-shadow:0 10px 24px rgba(37,99,235,.4);}
.pf-auth-tip{font-size:12px;color:var(--text-muted);text-align:center;margin-top:2px;}
.pf-auth-tip a{color:var(--tech-blue);cursor:pointer;}
.pf-auth-agree{font-size:12px;color:var(--text-muted);text-align:center;line-height:1.7;}
.pf-auth-agree a{color:var(--tech-blue);}

/* 个人中心资料卡 */
.pf-acc-hero{background:linear-gradient(135deg,#0A1628,#102A4C);color:#fff;border-radius:18px;padding:30px 32px;display:flex;align-items:center;gap:24px;flex-wrap:wrap;margin-bottom:26px;position:relative;overflow:hidden;}
.pf-acc-hero::after{content:"";position:absolute;right:-40px;top:-40px;width:200px;height:200px;border-radius:50%;background:radial-gradient(circle,rgba(37,99,235,.4),transparent 70%);}
.pf-acc-av{width:84px;height:84px;border-radius:50%;overflow:hidden;flex:0 0 auto;border:3px solid rgba(255,255,255,.25);background:rgba(255,255,255,.12);display:flex;align-items:center;justify-content:center;font-size:30px;font-weight:800;color:#fff;}
.pf-acc-av img{width:100%;height:100%;object-fit:cover;}
.pf-acc-meta{flex:1;min-width:200px;}
.pf-acc-meta .nm{font-size:22px;font-weight:800;display:flex;align-items:center;gap:10px;}
.pf-acc-tag{font-size:11px;font-weight:700;padding:3px 9px;border-radius:999px;background:rgba(52,211,153,.2);color:#6EE7B7;}
.pf-acc-meta .ph{opacity:.7;font-size:13.5px;margin-top:6px;}
.pf-acc-meta .sub{font-size:13px;opacity:.8;margin-top:4px;}
.pf-acc-edit{position:relative;z-index:1;border:1px solid rgba(255,255,255,.3);background:rgba(255,255,255,.1);color:#fff;padding:9px 18px;border-radius:999px;cursor:pointer;font-weight:600;font-size:14px;font-family:var(--font-body);transition:all .2s;white-space:nowrap;}
.pf-acc-edit:hover{background:rgba(255,255,255,.2);}

.pf-acc-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:24px;align-items:start;}
.pf-acc-card{background:#fff;border:1px solid var(--border);border-radius:16px;padding:24px;box-shadow:var(--shadow-sm);}
.pf-acc-card h3{font-size:16px;font-weight:800;color:var(--text-primary);margin:0 0 18px;display:flex;align-items:center;gap:8px;}
.pf-acc-form{display:flex;flex-direction:column;gap:16px;}
.pf-acc-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.pf-acc-field{display:flex;flex-direction:column;gap:6px;}
.pf-acc-field label{font-size:12.5px;font-weight:600;color:var(--text-secondary);}
.pf-acc-field input,.pf-acc-field textarea{height:44px;border:1px solid var(--border);border-radius:10px;padding:0 14px;font-size:14px;font-family:var(--font-body);color:var(--text-primary);outline:none;background:#fff;transition:border-color .2s,box-shadow .2s;width:100%;}
.pf-acc-field textarea{height:auto;padding:11px 14px;resize:vertical;min-height:76px;}
.pf-acc-field input:focus,.pf-acc-field textarea:focus{border-color:var(--tech-blue);box-shadow:0 0 0 3px rgba(37,99,235,.12);}
.pf-acc-field.invalid input{border-color:#DC2626;box-shadow:0 0 0 3px rgba(220,38,38,.1);}
.pf-acc-avpick{display:flex;align-items:center;gap:14px;}
.pf-acc-avpick .pv{width:60px;height:60px;border-radius:50%;overflow:hidden;background:var(--bg-light);display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:800;color:var(--tech-blue);border:1px dashed var(--border);}
.pf-acc-avpick .pv img{width:100%;height:100%;object-fit:cover;}
.pf-acc-avpick input[type=file]{display:none;}
.pf-acc-avpick label{font-size:13px;font-weight:600;color:var(--tech-blue);cursor:pointer;padding:8px 14px;border:1px solid var(--border);border-radius:9px;transition:all .2s;}
.pf-acc-avpick label:hover{background:#EFF6FF;border-color:#BFDBFE;}
.pf-acc-avpick .hint{font-size:11.5px;color:var(--text-muted);}
.pf-acc-save{border:none;background:linear-gradient(135deg,var(--tech-blue),var(--primary));color:#fff;font-weight:700;height:44px;border-radius:10px;cursor:pointer;font-family:var(--font-body);font-size:14px;transition:transform .2s;}
.pf-acc-save:hover{transform:translateY(-1px);}
.pf-acc-side .pf-acc-card+.pf-acc-card{margin-top:20px;}
.pf-sec-item{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 0;border-bottom:1px solid var(--border);}
.pf-sec-item:last-child{border-bottom:none;}
.pf-sec-item .l{font-size:14px;color:var(--text-primary);font-weight:600;}
.pf-sec-item .l small{display:block;font-size:12px;color:var(--text-muted);font-weight:400;margin-top:3px;}
.pf-sec-item .act{border:1px solid var(--border);background:#fff;color:var(--tech-blue);font-weight:600;font-size:13px;padding:8px 14px;border-radius:9px;cursor:pointer;font-family:var(--font-body);transition:all .2s;white-space:nowrap;}
.pf-sec-item .act:hover{background:#EFF6FF;border-color:#BFDBFE;}
.pf-sec-item .act.danger{color:#DC2626;border-color:#FECACA;}
.pf-sec-item .act.danger:hover{background:#FEF2F2;}
.pf-login-gate{text-align:center;padding:70px 20px;}
.pf-login-gate .ig{font-size:60px;opacity:.3;margin-bottom:16px;}
.pf-login-gate h2{font-size:22px;color:var(--text-primary);margin:0 0 10px;}
.pf-login-gate p{font-size:14px;color:var(--text-secondary);margin:0 0 24px;}
.pf-login-gate button{border:none;background:linear-gradient(135deg,var(--tech-blue),var(--primary));color:#fff;font-weight:700;font-size:15px;padding:13px 34px;border-radius:11px;cursor:pointer;font-family:var(--font-body);}
@media (max-width:880px){ .pf-acc-grid{grid-template-columns:1fr;} .pf-acc-row{grid-template-columns:1fr;} }
@media (prefers-reduced-motion:reduce){ .pf-auth-mask,.pf-auth-modal,.pf-umenu{transition:none;} }

/* ===== 活动报名平台 · 独立顶部（品牌 + 主导航 + 用户区 + 汉堡） ===== */
.pf-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.82);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid rgba(37,99,235,.14);box-shadow:0 2px 20px rgba(15,23,42,.06);transition:box-shadow .25s,border-color .25s;}
.pf-header-inner{display:flex;align-items:center;justify-content:space-between;min-height:64px;height:auto;gap:18px;padding:8px 0;overflow:visible;}
.pf-brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--text-primary);flex:0 0 auto;}
.pf-brand-logo{width:36px;height:36px;border-radius:8px;object-fit:contain;background:transparent;display:block;flex:0 0 auto;box-shadow:0 4px 12px rgba(37,99,235,.18);
  transition:transform .35s cubic-bezier(.22,1,.36,1),filter .35s,box-shadow .35s;
  animation:pfLogoBreath 3.4s ease-in-out infinite,pfLogoIn .6s ease both;cursor:pointer;}
@keyframes pfLogoBreath{0%,100%{box-shadow:0 4px 12px rgba(37,99,235,.18);}50%{box-shadow:0 7px 22px rgba(59,130,246,.5);}}
@keyframes pfLogoIn{from{opacity:0;transform:scale(.7) rotate(-10deg);}to{opacity:1;transform:none;}}
.pf-brand-logo:hover{transform:scale(1.16) rotate(6deg);filter:drop-shadow(0 0 9px rgba(59,130,246,.65));}
.pf-brand-logo:active{transform:scale(1.02) rotate(0);transition-duration:.12s;}
@media (prefers-reduced-motion:reduce){
  .pf-brand-logo{animation:none;transition:none;}
  .pf-brand-logo:hover{transform:none;filter:none;}
}
.pf-brand-text{font-size:16px;font-weight:800;letter-spacing:-.01em;white-space:nowrap;}
.pf-brand-tag{font-size:11px;font-weight:600;color:var(--tech-blue);background:rgba(37,99,235,.1);padding:3px 9px;border-radius:999px;white-space:nowrap;margin-left:2px;}
.pf-header-right{display:flex;align-items:center;gap:8px;flex:0 0 auto;min-width:0;}
/* 主导航 */
.pf-nav{position:relative;display:flex;align-items:center;flex-wrap:wrap;justify-content:flex-end;gap:2px;margin:0 auto;flex:1 1 auto;min-width:0;overflow:visible;}
.pf-nav a{position:relative;z-index:1;font-size:14px;font-weight:600;color:var(--text-secondary);text-decoration:none;padding:9px 15px;border-radius:10px;transition:color .2s,background .2s;white-space:nowrap;}
.pf-nav a:hover{color:var(--tech-blue);background:rgba(37,99,235,.08);}
.pf-nav a.active{color:var(--tech-blue);}
.pf-nav-ind{position:absolute;bottom:4px;height:3px;border-radius:3px;background:linear-gradient(90deg,var(--tech-blue),var(--primary));z-index:0;transition:left .35s cubic-bezier(.22,1,.36,1),width .35s cubic-bezier(.22,1,.36,1);pointer-events:none;}
/* 用户区：登录 / 注册双按钮 */
.pf-register-btn{border:1px solid transparent;background:linear-gradient(135deg,var(--tech-blue),var(--primary));color:#fff;font-weight:700;font-size:13px;padding:7px 14px;border-radius:999px;cursor:pointer;font-family:var(--font-body);transition:all .2s;white-space:nowrap;box-shadow:0 6px 16px rgba(37,99,235,.3);}
.pf-register-btn:hover{transform:translateY(-1px);box-shadow:0 10px 22px rgba(37,99,235,.42);}
.pf-hamburger{display:none;flex-direction:column;justify-content:center;gap:5px;width:42px;height:42px;border:none;background:transparent;cursor:pointer;padding:0;}
.pf-hamburger span{display:block;width:22px;height:2px;background:var(--text-primary);border-radius:2px;margin:0 auto;transition:all .25s;}
.pf-hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.pf-hamburger.open span:nth-child(2){opacity:0;}
.pf-hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* 登录 / 注册弹窗 · 多方式 */
.pf-auth-methods{display:flex;gap:6px;background:var(--bg-light);padding:4px;border-radius:11px;margin-bottom:18px;}
.pf-auth-methods button{flex:1;border:none;background:none;padding:8px 4px;border-radius:8px;font-size:13px;font-weight:700;color:var(--text-muted);cursor:pointer;font-family:var(--font-body);transition:all .2s;white-space:nowrap;}
.pf-auth-methods button.active{background:#fff;color:var(--tech-blue);box-shadow:var(--shadow-sm);}
.pf-auth-switch{font-size:12px;color:var(--text-muted);text-align:center;margin-top:2px;}
.pf-auth-switch a{color:var(--tech-blue);cursor:pointer;}
/* 微信扫码 */
.pf-wechat-pane{align-items:center;text-align:center;}
.pf-wx-qr{position:relative;width:180px;height:180px;margin:6px auto 14px;border:1px solid var(--border);border-radius:14px;overflow:hidden;background:#fff;}
.pf-wx-qr svg{display:block;width:100%;height:100%;}
.pf-wx-logo{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:40px;height:40px;border-radius:9px;background:#07C160;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:20px;box-shadow:0 0 0 4px #fff;}
.pf-wx-tip{font-size:13px;color:var(--text-secondary);margin-bottom:14px;}
.pf-wx-demo{background:linear-gradient(135deg,#07C160,#06AD56);}
.pf-wx-demo:hover{box-shadow:0 10px 24px rgba(7,193,96,.4);}
.pf-wx-scanline{position:absolute;left:6px;right:6px;top:6px;height:3px;background:linear-gradient(90deg,transparent,#07C160,transparent);animation:pfWxScan 1.6s ease-in-out infinite;border-radius:2px;}
@keyframes pfWxScan{0%{transform:translateY(0);}50%{transform:translateY(166px);}100%{transform:translateY(0);}}
/* 中等屏幕：导航项过多时收缩间距 + 收紧右侧工具区 */
@media (max-width:1100px){
  .pf-nav a{padding:9px 11px;font-size:13px;}
  .pf-header-right{gap:6px;}
  .pf-header .lang-switch{padding:2px;}
  .pf-header .lang-switch .ls-opt{flex-basis:40px;width:40px;padding:5px 0;}
  .pf-login-btn,.pf-register-btn{padding:6px 11px;font-size:12px;}
}
@media (max-width:880px){
  .pf-hamburger{display:flex!important;}
  .pf-brand-tag{display:none!important;}
  .pf-nav{display:none!important;position:fixed!important;top:0!important;left:0!important;right:0!important;bottom:0!important;z-index:9999!important;flex-direction:column!important;background:rgba(15,23,42,.5)!important;-webkit-backdrop-filter:blur(8px)!important;backdrop-filter:blur(8px)!important;padding:72px 20px 28px!important;gap:4px!important;overflow-y:auto!important;overscroll-behavior:contain!important;}
  /* 移动端抽屉由 platform-motion.js 动态创建 data-mobile-nav-overlay 覆盖层实现，
     故此处不显示原始 .pf-nav（避免双重菜单）；.show 仅作状态标志被 JS 读取。 */
  .pf-nav.show{display:none!important;}
  .pf-nav a{display:block!important;width:100%!important;text-align:left!important;padding:14px 20px!important;border-radius:12px!important;font-size:16px!important;font-weight:600!important;color:#0F172A!important;background:#fff!important;box-shadow:0 1px 3px rgba(15,23,42,.08)!important;margin-bottom:3px!important;transition:transform .18s ease,background .18s,color .18s,box-shadow .18s!important;}
  .pf-nav a:hover,.pf-nav a:focus-visible{transform:translateX(4px)!important;background:#EFF6FF!important;color:#2563EB!important;box-shadow:0 2px 8px rgba(37,99,235,.14)!important;}
  .pf-nav a.active{background:linear-gradient(135deg,#EFF6FF,#DBEAFE)!important;color:#2563EB!important;box-shadow:0 2px 10px rgba(37,99,235,.18)!important;}
  .pf-nav-ind{display:none!important;}
  .pf-brand-text{font-size:14px!important;}
  .pf-login-btn,.pf-register-btn{display:none!important;}
  /* 移动端：语言切换器保留显示（与汉堡并列），缩紧尺寸 */
  .pf-header .lang-switch{display:inline-flex!important;margin-left:0;padding:2px;}
  .pf-header .lang-switch .ls-opt{flex-basis:40px;width:40px;padding:5px 0;}
  .pf-header-right{gap:6px;}
  /* 搜索框全宽适配 */
  .pf-search{max-width:100%!important;width:100%;box-sizing:border-box;padding:6px 6px 6px 14px;gap:6px;}
  .pf-search input{font-size:14px;padding-right:8px;}
  .pf-search button{padding:10px 14px;font-size:13px;white-space:nowrap;flex-shrink:0;}
  /* 统计卡片：窄屏两列 */
  .pf-stat{min-width:calc(50% - 6px);flex:1 1 calc(50% - 6px);}
  /* 安全网：防止横向滚动 */
  html,body{overflow-x:hidden;}
}
@media (prefers-reduced-motion:reduce){ .pf-wx-scanline{animation:none;} .pf-hamburger span{transition:none;} }

/* ===== 活动报名平台 · 独立页脚（与官网平级、仅链接互通） ===== */
body > section:last-of-type{flex:1 0 auto;}
.pf-footer{margin-top:auto;flex-shrink:0;border-top:1px solid var(--border);background:#0F172A;color:#CBD5E1;}
.pf-footer-inner{display:flex;align-items:flex-start;justify-content:space-between;gap:32px;padding:40px 0 28px;flex-wrap:wrap;}
.pf-foot-brand{display:flex;gap:12px;align-items:center;}
.pf-foot-brand .pf-brand-logo{width:48px;height:48px;background:#fff;padding:8px;border-radius:12px;box-shadow:0 6px 16px rgba(0,0,0,.35);}
.pf-foot-brand .pf-brand-logo:hover{animation:none;transform:translateY(-3px) rotate(6deg);box-shadow:0 12px 26px rgba(37,99,235,.45);}
.pf-foot-name{font-size:15px;font-weight:800;color:#fff;}
.pf-foot-desc{font-size:12px;color:#94A3B8;margin-top:3px;}
.pf-foot-nav{display:flex;flex-wrap:wrap;gap:10px 22px;align-items:center;}
.pf-foot-nav a{font-size:13px;color:#CBD5E1;text-decoration:none;transition:color .2s;}
.pf-foot-nav a:hover{color:#fff;}
.pf-foot-go{flex:0 0 auto;}
.pf-go-site{display:inline-block;background:linear-gradient(135deg,var(--tech-blue),var(--primary));color:#fff;font-weight:700;font-size:14px;padding:12px 22px;border-radius:11px;text-decoration:none;white-space:nowrap;transition:transform .2s,box-shadow .2s;box-shadow:0 8px 20px rgba(37,99,235,.35);}
.pf-go-site:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(37,99,235,.5);}
.pf-foot-copy{text-align:center;font-size:12px;line-height:1.8;color:#64748B;padding:16px 12px;background:rgba(0,0,0,.18);border-top:1px solid rgba(255,255,255,.06);}
/* 备案号：按工信部/公安网安备案常规，ICP 与公网安备均为可点击链接 */
.pf-foot-copy a.pf-beian{color:#7C8AA0;text-decoration:none;transition:color .2s,text-decoration .2s;}
.pf-foot-copy a.pf-beian:hover{color:#CBD5E1;text-decoration:underline;}
.pf-foot-copy .pf-beian-sep{margin:0 4px;opacity:.5;}
/* 公安网安备案警徽（内联 SVG，避免外链依赖） */
@media (max-width:880px){
  .pf-footer-inner{flex-direction:column;gap:22px;}
  .pf-foot-go{width:100%;}
  .pf-go-site{display:block;text-align:center;width:100%;box-sizing:border-box;}
}

/* ===== 平台 · 顶部公告条（宣传） ===== */
.pf-announce{display:none;align-items:center;gap:12px;height:38px;padding:0 18px;font-size:13px;color:#fff;overflow:hidden;position:relative;}
.pf-announce.show{display:flex;}
.pf-announce.theme-blue{background:linear-gradient(90deg,#1D4ED8,#2563EB);}
.pf-announce.theme-purple{background:linear-gradient(90deg,#7C3AED,#DB2777);}
.pf-announce.theme-green{background:linear-gradient(90deg,#047857,#10B981);}
.pf-announce.theme-dark{background:linear-gradient(90deg,#0F172A,#334155);}
.pf-announce-ic{flex:0 0 auto;animation:pfBlink 1.6s ease-in-out infinite;}
.pf-announce-track{flex:1;overflow:hidden;white-space:nowrap;}
.pf-announce-text{display:inline-block;padding-left:100%;animation:pfMarquee 20s linear infinite;}
@keyframes pfMarquee{from{transform:translateX(0);}to{transform:translateX(-100%);}}
.pf-announce.show:hover .pf-announce-text{animation-play-state:paused;}

/* ===== 平台 · 宣传轮播 Banner（打广告） ===== */
.pf-banner-wrap{padding:34px 0 8px;}
.pf-banner{position:relative;max-width:100%;border-radius:18px;overflow:hidden;box-shadow:0 20px 50px rgba(15,23,42,.16);border:1px solid rgba(255,255,255,.6);}
.pf-banner-track{display:flex;transition:transform .7s cubic-bezier(.22,1,.36,1);}
.pf-slide{position:relative;flex:0 0 100%;min-height:300px;display:flex;align-items:flex-end;color:#fff;text-decoration:none;background-size:cover;background-position:center;overflow:hidden;}
.pf-slide-mask{position:absolute;inset:0;background:linear-gradient(180deg,rgba(2,8,23,.04) 0%,rgba(2,8,23,.6) 100%);}
.pf-slide-body{position:relative;padding:34px 40px;max-width:780px;}
.pf-slide-tag{display:inline-block;font-size:12px;font-weight:700;padding:5px 12px;border-radius:999px;background:rgba(255,255,255,.92);color:#1D4ED8;margin-bottom:14px;}
.pf-slide-body h3{font-family:var(--font-display);font-size:clamp(22px,3vw,34px);font-weight:800;margin:0 0 10px;line-height:1.2;text-shadow:0 2px 16px rgba(0,0,0,.25);}
.pf-slide-body p{font-size:15px;color:rgba(255,255,255,.92);margin:0 0 16px;line-height:1.7;}
.pf-slide-cta{display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:14px;padding:10px 20px;border-radius:10px;background:#fff;color:#1D4ED8;transition:transform .2s,box-shadow .2s;}
.pf-slide:hover .pf-slide-cta{transform:translateY(-2px);box-shadow:0 10px 24px rgba(0,0,0,.25);}
.pf-banner-dots{position:absolute;bottom:18px;left:50%;transform:translateX(-50%);display:flex;gap:8px;z-index:3;}
.pf-dot{width:9px;height:9px;border-radius:50%;border:none;background:rgba(255,255,255,.5);cursor:pointer;padding:0;transition:all .3s;}
.pf-dot.active{background:#fff;width:26px;border-radius:999px;}
.pf-banner-arrow{position:absolute;top:50%;transform:translateY(-50%);width:42px;height:42px;border-radius:50%;border:none;background:rgba(255,255,255,.85);color:#0F172A;font-size:24px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 18px rgba(0,0,0,.2);opacity:0;transition:opacity .3s;z-index:3;}
.pf-banner:hover .pf-banner-arrow{opacity:1;}
.pf-banner-arrow.prev{left:14px;} .pf-banner-arrow.next{right:14px;}

/* ===== 视觉特效引擎（platform-effects.js） ===== */
.fx-gear{position:fixed !important;left:20px;bottom:22px;width:46px;height:46px;border-radius:50%;border:1px solid rgba(37,99,235,.3);background:rgba(255,255,255,.9);backdrop-filter:blur(10px);color:#2563EB;cursor:pointer;z-index:1200;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px rgba(15,23,42,.18);transition:transform .3s,box-shadow .3s;}
.fx-gear:hover{transform:scale(1.08);box-shadow:0 12px 30px rgba(37,99,235,.3);}
.fx-gear.spin{transform:rotate(120deg);}
.fx-panel{position:fixed;left:20px;bottom:78px;width:312px;max-width:calc(100vw - 40px);background:rgba(255,255,255,.92);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.7);border-radius:18px;box-shadow:0 24px 60px rgba(15,23,42,.28);padding:18px;z-index:1200;opacity:0;transform:translateY(12px) scale(.96);pointer-events:none;transition:opacity .28s,transform .28s;}
.fx-panel.open{opacity:1;transform:none;pointer-events:auto;}
.fx-panel-h{display:flex;align-items:center;justify-content:space-between;font-weight:800;font-size:15px;color:#0F172A;margin-bottom:4px;}
.fx-close{border:none;background:transparent;font-size:22px;line-height:1;color:#64748B;cursor:pointer;}
.fx-panel-d{font-size:12px;color:#64748B;margin:0 0 8px;line-height:1.6;}
.fx-row{display:flex;align-items:center;justify-content:space-between;padding:11px 0;border-top:1px solid rgba(15,23,42,.07);}
.fx-row-t{margin-right:14px;}
.fx-row-name{font-size:14px;font-weight:700;color:#1f2937;}
.fx-row-d{font-size:11px;color:#9ca3af;margin-top:2px;}
.fx-switch{position:relative;width:44px;height:25px;flex:0 0 auto;}
.fx-switch input{opacity:0;width:0;height:0;}
.fx-slider{position:absolute;cursor:pointer;inset:0;background:#cbd5e1;border-radius:999px;transition:.3s;}
.fx-slider:before{content:"";position:absolute;height:19px;width:19px;left:3px;bottom:3px;background:#fff;border-radius:50%;transition:.3s;box-shadow:0 1px 3px rgba(0,0,0,.2);}
.fx-switch input:checked + .fx-slider{background:#2563EB;}
.fx-switch input:checked + .fx-slider:before{transform:translateX(19px);}
.fx-reset{width:100%;margin-top:14px;padding:10px;border:none;border-radius:10px;background:#EFF6FF;color:#2563EB;font-weight:700;font-size:13px;cursor:pointer;transition:background .2s;}
.fx-reset:hover{background:#DBEAFE;}

/* 动态效果：滚动揭示过渡 */
.fx-motion .reveal{transition:opacity .7s cubic-bezier(.22,1,.36,1),transform .7s cubic-bezier(.22,1,.36,1);}
.fx-motion .reveal.visible{opacity:1;transform:none;}
/* 无特效引擎 / 关闭动态时，揭示元素直接可见，避免卡在隐藏态 */
html:not(.fx-motion) .reveal{opacity:1;transform:none;}
html:not(.fx-motion) .act-card{opacity:1;transform:none;}

/* 悬浮效果：3D 倾斜 */
.fx-hover .fx-tilt{transition:transform .25s cubic-bezier(.22,1,.36,1),box-shadow .3s,border-color .3s;will-change:transform;transform-style:preserve-3d;}
.fx-hover .fx-tilt:hover{box-shadow:0 24px 60px rgba(15,23,42,.18);border-color:#BFDBFE;}
/* 悬浮效果：光标跟随光斑 */
.fx-hover .fx-spot{position:relative;overflow:hidden;}
.fx-hover .fx-spot:before{content:"";position:absolute;width:300px;height:300px;left:var(--mx,50%);top:var(--my,50%);transform:translate(-50%,-50%);background:radial-gradient(circle,rgba(37,99,235,.16),transparent 60%);opacity:0;transition:opacity .3s;pointer-events:none;z-index:0;}
.fx-hover .fx-spot:hover:before{opacity:1;}
.fx-hover .fx-spot > *{position:relative;z-index:1;}
/* 数据看板 · 卡片悬停强调条 + 强化投影（覆盖通用 fx-tilt:hover） */
.dash-card::after{content:"";position:absolute;top:0;left:26px;right:26px;height:3px;border-radius:0 0 4px 4px;background:linear-gradient(90deg,#3B82F6,#10B981);transform:scaleX(0);transform-origin:left center;transition:transform .45s cubic-bezier(.22,1,.36,1);z-index:3;pointer-events:none;}
@media (hover:hover){
  .dash-card:hover::after{transform:scaleX(1);}
  .dash-card.fx-tilt:hover{box-shadow:0 30px 70px rgba(37,99,235,.22);border-color:#BFDBFE;}
  /* 甜甜圈指标：悬停轻微放大 + 数值高亮 */
  .pf-donut{transition:transform .35s cubic-bezier(.22,1,.36,1);}
  .pf-donut:hover{transform:scale(1.05);}
  .pf-donut:hover .dn-num b{color:var(--tech-blue);}
}
/* 悬浮效果：封面图微缩放 */
.fx-hover .act-cover img{transition:transform .5s cubic-bezier(.22,1,.36,1);}
.fx-hover .act-card:hover .act-cover img{transform:scale(1.06);}

/* 点击效果：水波纹 */
.fx-click .fx-ripple, .fx-click .fx-tilt, .fx-click .pf-qcard, .fx-click .act-card, .fx-click .pf-cta a,
.fx-click .pf-nav a, .fx-click .pf-go-site, .fx-click button:not(.pf-banner-arrow), .fx-click .pf-login-btn, .fx-click .pf-register-btn{position:relative;overflow:hidden;}
/* 轮播切换箭头本就是绝对定位，排除在 ripple 的「强制 relative」之外，避免被挤出正常布局 */
.fx-click .pf-banner-arrow{overflow:hidden;}
.fx-ripple-dot{position:absolute;border-radius:50%;background:rgba(37,99,235,.28);transform:scale(0);animation:fxRipple .68s cubic-bezier(.22,1,.36,1);pointer-events:none;z-index:5;}
@keyframes fxRipple{to{transform:scale(2.4);opacity:0;}}

/* 流光边框（动态） */
.fx-motion .fx-glow{position:relative;overflow:hidden;}
.fx-motion .fx-glow:after{content:"";position:absolute;top:0;left:-60%;width:60%;height:100%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.55),transparent);transform:skewX(-20deg);animation:fxSheen 3.6s ease-in-out infinite;}
@keyframes fxSheen{0%{left:-60%;}55%,100%{left:130%;}}

/* 减弱动画（无障碍 / 总开关） */
.fx-reduce *, .fx-reduce *:before, .fx-reduce *:after{animation:none !important;transition:none !important;}

/* 提示 toast（无 PFUX 时兜底） */
.fx-toast{position:fixed;left:50%;top:24px;transform:translateX(-50%) translateY(-12px);background:#0F172A;color:#fff;padding:11px 20px;border-radius:10px;font-size:13px;z-index:9999;opacity:0;transition:opacity .3s,transform .3s;box-shadow:0 10px 30px rgba(0,0,0,.3);}
.fx-toast.show{opacity:1;transform:translateX(-50%) translateY(0);}
/* 接近页面底部（页脚可见）时隐藏浮动控件，避免压在页脚上 */
body.pf-near-bottom .pf-totop,
body.pf-near-bottom .fx-gear{opacity:0!important;pointer-events:none!important;transform:translateY(16px) scale(.8)!important;}

@media (max-width:880px){
  .pf-announce{font-size:12px;padding:0 12px;}
  .pf-slide{min-height:220px;}
  .pf-slide-body{padding:22px;}
  .fx-panel{left:12px;right:auto;bottom:78px;width:calc(100vw - 24px);}
  .fx-gear{bottom:22px;}
}

/* 打印样式 */
@media print {
  .navbar, .mobile-menu, .pf-header, .pf-nav, .pf-footer, .hero-actions,
  .cta-section, .footer, .filter-bar, .pf-announce, .pf-banner-arrow, .pf-banner-dots,
  .fx-gear, .fx-panel, .pf-totop, .pf-progress {
    display: none !important;
  }
  .hero { 
    min-height: auto; 
    padding: 20px; 
    background: white; 
    color: black; 
  }
  .section { padding: 20px 0; }
  body { font-size: 12pt; }
}

/* ===== 平台 Logo 动态效果 ===== */
.pf-brand-logo{display:inline-block;transition:transform .35s cubic-bezier(.34,1.56,.64,1),filter .35s;will-change:transform;}
/* 页头 logo：持续轻微浮动，悬停放大 + 旋转 + 蓝色发光 */
.pf-brand .pf-brand-logo{animation:pfLogoFloat 3.6s ease-in-out infinite;}
.pf-brand:hover .pf-brand-logo{animation:none;transform:scale(1.15) rotate(-10deg);filter:drop-shadow(0 6px 16px rgba(37,99,235,.55));}
/* 页脚 logo（白卡）：持续光晕脉冲，悬停上浮 + 旋转（白卡 hover 上浮见上方定义） */
.pf-foot-brand .pf-brand-logo{animation:pfLogoPulse 3.2s ease-in-out infinite;}
.pf-foot-brand:hover .pf-brand-logo{animation:none;transform:translateY(-3px) rotate(6deg);box-shadow:0 12px 26px rgba(37,99,235,.45);}
@keyframes pfLogoFloat{0%,100%{transform:translateY(0) rotate(0);}50%{transform:translateY(-4px) rotate(-2deg);}}
@keyframes pfLogoPulse{0%,100%{box-shadow:0 6px 16px rgba(0,0,0,.35);}50%{box-shadow:0 8px 22px rgba(37,99,235,.38);}}
@media (prefers-reduced-motion:reduce){
  .pf-brand .pf-brand-logo,.pf-foot-brand .pf-brand-logo{animation:none;transform:none;filter:none;}
}

/* ===== 平台 · 查看全部案例链接强化 ===== */
.pf-cta{margin-top:36px;text-align:center;}
.pf-cta a{position:relative;z-index:3;display:inline-flex;align-items:center;gap:6px;padding:14px 32px;border-radius:999px;background:#2563EB;color:#fff;font-weight:800;font-size:16px;letter-spacing:.02em;text-decoration:none;text-shadow:0 1px 2px rgba(0,0,0,.25);box-shadow:0 6px 20px rgba(37,99,235,.40);transition:transform .22s ease,background .22s ease,box-shadow .22s ease;}
.pf-cta a:hover{transform:translateY(-2px);background:#1D4ED8;box-shadow:0 10px 28px rgba(37,99,235,.55);}
.pf-cta a:active{transform:translateY(0);}