/* ════════════════════════════════════════════════
 * CYT Portal — 共享设计系统
 * 引用：<link rel="stylesheet" href="portal-design.css">
 * 字体： Outfit / Noto Sans SC / JetBrains Mono（Google Fonts，推荐由页面 head 单独 preconnect+link）
 * ════════════════════════════════════════════════ */

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --c-bg: #f4f5f7;
  --c-surface: rgba(255,255,255,0.55);
  --c-surface-solid: #ffffff;
  --c-text: #1a1d23;
  --c-text-secondary: #6b7280;
  --c-accent: #4a6cf7;
  --c-accent-soft: rgba(74,108,247,0.08);
  --c-border: rgba(0,0,0,0.06);
  --gradient-hero: linear-gradient(135deg, #e8eaf6 0%, #f0e6f6 25%, #e6f0f6 50%, #f6f0e6 75%, #e6f6ee 100%);
  --gradient-orb1: radial-gradient(circle, rgba(147,130,220,0.18) 0%, transparent 70%);
  --gradient-orb2: radial-gradient(circle, rgba(100,180,220,0.15) 0%, transparent 70%);
  --gradient-orb3: radial-gradient(circle, rgba(220,170,120,0.12) 0%, transparent 70%);
  --font-display: 'Outfit', 'Noto Sans SC', sans-serif;
  --font-body: 'Noto Sans SC', 'Outfit', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --radius: 20px;
  --radius-sm: 12px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--c-text);
  background: var(--c-bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ═══════════════ ANIMATED BACKGROUND ═══════════════ */
.bg-canvas {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background: var(--gradient-hero);
}
.bg-canvas::before {
  content: '';
  position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  opacity: 0.5;
}

/* ═══ 极光流光层 ═══ */
.aurora {
  position: fixed; inset: -20%; z-index: 0; pointer-events: none;
  filter: blur(60px);
  opacity: 0.55;
  mix-blend-mode: screen;
}
.aurora-beam {
  position: absolute; border-radius: 50%;
  will-change: transform;
}
.aurora-beam.b1 {
  top: 5%; left: 10%;
  width: 55vw; height: 45vh;
  background: conic-gradient(from 0deg at 50% 50%,
    rgba(124,109,196,0) 0deg,
    rgba(124,109,196,0.55) 60deg,
    rgba(100,168,220,0.5) 140deg,
    rgba(124,196,160,0) 220deg,
    rgba(124,109,196,0) 360deg);
  animation: auroraSpin1 24s linear infinite, auroraDrift1 18s ease-in-out infinite;
}
.aurora-beam.b2 {
  top: 35%; right: 5%;
  width: 50vw; height: 50vh;
  background: conic-gradient(from 180deg at 50% 50%,
    rgba(100,168,220,0) 0deg,
    rgba(124,109,196,0.5) 80deg,
    rgba(180,130,180,0.45) 160deg,
    rgba(100,168,220,0) 260deg,
    rgba(100,168,220,0) 360deg);
  animation: auroraSpin2 30s linear infinite, auroraDrift2 22s ease-in-out infinite;
}
.aurora-beam.b3 {
  bottom: 5%; left: 25%;
  width: 60vw; height: 40vh;
  background: conic-gradient(from 90deg at 50% 50%,
    rgba(124,196,160,0) 0deg,
    rgba(220,170,120,0.4) 70deg,
    rgba(124,109,196,0.45) 160deg,
    rgba(124,196,160,0) 250deg,
    rgba(124,196,160,0) 360deg);
  animation: auroraSpin3 28s linear infinite reverse, auroraDrift3 20s ease-in-out infinite;
}
@keyframes auroraSpin1 { to { transform: rotate(360deg); } }
@keyframes auroraSpin2 { to { transform: rotate(-360deg); } }
@keyframes auroraSpin3 { to { transform: rotate(360deg); } }
@keyframes auroraDrift1 { 0%,100% { translate: 0 0; } 50% { translate: 6vw 4vh; } }
@keyframes auroraDrift2 { 0%,100% { translate: 0 0; } 50% { translate: -5vw 6vh; } }
@keyframes auroraDrift3 { 0%,100% { translate: 0 0; } 50% { translate: 4vw -5vh; } }

/* 流动光带（水平扫过） */
.light-streak {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  overflow: hidden; mix-blend-mode: screen;
}
.light-streak::before, .light-streak::after {
  content: ''; position: absolute;
  width: 200%; height: 140px;
  background: linear-gradient(90deg,
    transparent 0%,
    rgba(255,255,255,0.0) 30%,
    rgba(180,200,255,0.35) 48%,
    rgba(220,210,255,0.5) 50%,
    rgba(180,200,255,0.35) 52%,
    rgba(255,255,255,0.0) 70%,
    transparent 100%);
  filter: blur(30px);
  transform: rotate(-8deg);
  left: -50%;
}
.light-streak::before {
  top: 18%;
  animation: streakFlow 14s ease-in-out infinite;
}
.light-streak::after {
  top: 62%;
  animation: streakFlow 18s ease-in-out infinite 5s;
  opacity: 0.7;
}
@keyframes streakFlow {
  0%   { transform: rotate(-8deg) translateX(-60%); opacity: 0; }
  20%  { opacity: 1; }
  80%  { opacity: 1; }
  100% { transform: rotate(-8deg) translateX(60%); opacity: 0; }
}

.orb {
  position: absolute; border-radius: 50%; filter: blur(80px); will-change: transform;
}
.orb-1 {
  width: 700px; height: 700px; top: -10%; left: -5%;
  background: var(--gradient-orb1);
  animation: orbFloat1 20s ease-in-out infinite;
}
.orb-2 {
  width: 600px; height: 600px; top: 30%; right: -10%;
  background: var(--gradient-orb2);
  animation: orbFloat2 25s ease-in-out infinite;
}
.orb-3 {
  width: 500px; height: 500px; bottom: -5%; left: 30%;
  background: var(--gradient-orb3);
  animation: orbFloat3 22s ease-in-out infinite;
}

@keyframes orbFloat1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(80px, 60px) scale(1.1); }
  66% { transform: translate(-40px, 30px) scale(0.95); }
}
@keyframes orbFloat2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(-60px, -40px) scale(0.9); }
  66% { transform: translate(40px, 60px) scale(1.08); }
}
@keyframes orbFloat3 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(50px, -50px) scale(1.05); }
  66% { transform: translate(-70px, 20px) scale(0.92); }
}

/* ═══════════════ GRID PATTERN ═══════════════ */
.grid-pattern {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(0,0,0,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 30%, transparent 70%);
}

/* ═══════════════ FLOATING PARTICLES ═══════════════ */
.particles {
  position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden;
}
.particle {
  position: absolute; width: 3px; height: 3px; border-radius: 50%;
  background: rgba(74,108,247,0.2);
  animation: particleDrift linear infinite;
}
.particle:nth-child(odd) { background: rgba(147,130,220,0.2); }
.particle:nth-child(1)  { left: 10%; animation-duration: 18s; animation-delay: 0s; }
.particle:nth-child(2)  { left: 20%; animation-duration: 22s; animation-delay: -3s; width: 2px; height: 2px; }
.particle:nth-child(3)  { left: 35%; animation-duration: 16s; animation-delay: -6s; }
.particle:nth-child(4)  { left: 50%; animation-duration: 24s; animation-delay: -2s; width: 4px; height: 4px; }
.particle:nth-child(5)  { left: 65%; animation-duration: 20s; animation-delay: -8s; }
.particle:nth-child(6)  { left: 75%; animation-duration: 19s; animation-delay: -4s; width: 2px; height: 2px; }
.particle:nth-child(7)  { left: 88%; animation-duration: 21s; animation-delay: -10s; }
.particle:nth-child(8)  { left: 45%; animation-duration: 17s; animation-delay: -7s; width: 2px; height: 2px; }

@keyframes particleDrift {
  0% { transform: translateY(105vh) translateX(0); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translateY(-5vh) translateX(40px); opacity: 0; }
}

/* ═══════════════ MAIN ═══════════════ */
main { position: relative; z-index: 1; }

/* ═══════════════ HERO ═══════════════ */
.hero {
  min-height: calc(100vh - 64px);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  text-align: center; padding: 140px 48px 100px;
  position: relative;
}
.hero.compact { min-height: auto; padding: 160px 48px 80px; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 20px; border-radius: 100px;
  background: var(--c-surface);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--c-border);
  font-family: var(--font-mono); font-size: 12px;
  color: var(--c-text-secondary); margin-bottom: 40px;
  animation: fadeUp 0.8s ease both;
}
.hero-badge .live {
  width: 6px; height: 6px; border-radius: 50%;
  background: #34d399; animation: pulse 1.5s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(48px, 7vw, 88px);
  font-weight: 700; line-height: 1.1;
  letter-spacing: -2px;
  max-width: 960px; margin-bottom: 28px;
  animation: fadeUp 0.8s ease 0.15s both;
}
.hero.compact h1 { font-size: clamp(36px, 5vw, 64px); }

.hero h1 .gradient-text,
.gradient-text {
  background: linear-gradient(110deg, #7c6dc4 0%, #4a6cf7 25%, #64a8dc 50%, #7cc4a0 75%, #7c6dc4 100%);
  background-size: 300% 100%;
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientShift 8s ease-in-out infinite;
  display: inline-block;
}
@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

/* Hero 词级入场 */
.hero h1 .word {
  display: inline-block;
  opacity: 0;
  transform: translateY(40px) rotateX(-40deg);
  transform-origin: 50% 100%;
  animation: wordReveal 0.9s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
@keyframes wordReveal {
  to { opacity: 1; transform: translateY(0) rotateX(0); }
}

/* 动态副标题 rotator */
.hero-rotator {
  display: inline-block; position: relative;
  color: var(--c-accent); font-weight: 500;
  min-width: 110px; text-align: left;
}
.hero-rotator::after {
  content: ''; display: inline-block; width: 2px; height: 1em;
  background: var(--c-accent); margin-left: 2px;
  vertical-align: middle; animation: caret 1s steps(2) infinite;
}
@keyframes caret { 50% { opacity: 0; } }

.hero p {
  font-size: 18px; line-height: 1.7; color: var(--c-text-secondary);
  max-width: 620px; font-weight: 300; margin-bottom: 48px;
  animation: fadeUp 0.8s ease 0.3s both;
}
/* Dandelion canvas */
.dandelion-canvas {
  position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  pointer-events: none; z-index: 1;
}
.hero, .stats-bar, .bento-grid, .cta-section, .brands-section, footer {
  position: relative; z-index: 2;
}

.hero-actions {
  display: flex; gap: 16px; align-items: center; flex-wrap: wrap; justify-content: center;
  animation: fadeUp 0.8s ease 0.45s both;
}
.btn-primary {
  padding: 16px 36px; border-radius: 100px; border: none;
  background: var(--c-text); color: #fff;
  font-family: var(--font-display); font-size: 15px; font-weight: 600;
  cursor: pointer; transition: all 0.3s; letter-spacing: 0.3px;
  display: inline-flex; align-items: center; gap: 10px;
  text-decoration: none;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(0,0,0,0.18); }
.btn-primary svg { transition: transform 0.3s; }
.btn-primary:hover svg { transform: translateX(3px); }

.btn-ghost {
  padding: 16px 36px; border-radius: 100px;
  border: 1px solid rgba(0,0,0,0.12); background: var(--c-surface);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  color: var(--c-text);
  font-family: var(--font-display); font-size: 15px; font-weight: 500;
  cursor: pointer; transition: all 0.3s;
  text-decoration: none; display: inline-flex; align-items: center; gap: 10px;
}
.btn-ghost:hover { border-color: rgba(0,0,0,0.25); background: rgba(255,255,255,0.8); }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ═══════════════ SCROLL INDICATOR ═══════════════ */
.scroll-indicator {
  position: absolute; bottom: 40px; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  animation: fadeUp 0.8s ease 0.6s both;
}
.scroll-indicator span {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--c-text-secondary); letter-spacing: 2px; text-transform: uppercase;
}
.scroll-line {
  width: 1px; height: 40px; background: rgba(0,0,0,0.1); position: relative; overflow: hidden;
}
.scroll-line::after {
  content: ''; position: absolute; top: -100%; left: 0;
  width: 100%; height: 100%; background: var(--c-accent);
  animation: scrollDown 2s ease-in-out infinite;
}
@keyframes scrollDown {
  0% { top: -100%; }
  50% { top: 100%; }
  100% { top: 100%; }
}

/* ═══════════════ STATS BAR ═══════════════ */
.stats-bar {
  padding: 0 48px; margin-top: -20px;
}
.stats-headline {
  max-width: 1100px; margin: 0 auto 28px;
  text-align: center;
  animation: fadeUp 0.8s ease 0.6s both;
}
.stats-title {
  font-family: var(--font-display);
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 600; letter-spacing: 1px;
  margin-bottom: 10px;
  background: linear-gradient(110deg, #4a6cf7, #7c6dc4, #64a8dc);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stats-sub {
  font-size: 15px; color: var(--c-text-secondary);
  font-weight: 300; letter-spacing: 0.5px;
}
.stats-inner {
  max-width: 1100px; margin: 0 auto;
  display: grid; grid-template-columns: repeat(5, 1fr);
  background: var(--c-surface);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 40px;
  animation: fadeUp 0.8s ease 0.7s both;
}
.stat { text-align: center; position: relative; }
.stat:not(:last-child)::after {
  content: ''; position: absolute; right: 0; top: 20%; height: 60%;
  width: 1px; background: var(--c-border);
}
.stat-number {
  font-family: var(--font-display); font-size: 40px; font-weight: 700;
  letter-spacing: -1.5px; margin-bottom: 6px;
  background: linear-gradient(135deg, var(--c-text), #555);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-label {
  font-size: 13px; color: var(--c-text-secondary);
  font-weight: 400; letter-spacing: 0.5px;
}
.stat-number::after {
  content: attr(data-suffix);
  font-size: 28px; margin-left: 2px;
  -webkit-text-fill-color: var(--c-accent);
}

/* 右上角 LIVE 时钟 */
.live-clock {
  position: fixed; top: 84px; right: 32px; z-index: 50;
  display: flex; align-items: center; gap: 10px;
  padding: 8px 16px; border-radius: 100px;
  background: var(--c-surface); backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--c-border);
  font-family: var(--font-mono); font-size: 11px;
  color: var(--c-text-secondary); letter-spacing: 1px;
  animation: fadeUp 0.8s ease 0.9s both;
}
.live-clock .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: #34d399; animation: pulse 1.5s ease-in-out infinite;
  box-shadow: 0 0 12px rgba(52,211,153,0.6);
}
@media (max-width: 768px) { .live-clock { display: none; } }

/* ═══════════════ SECTION ═══════════════ */
section { padding: 120px 48px; }
.section-header {
  text-align: center; max-width: 640px; margin: 0 auto 72px;
}
.section-tag {
  font-family: var(--font-mono); font-size: 12px;
  color: var(--c-accent); letter-spacing: 3px; text-transform: uppercase;
  margin-bottom: 16px; font-weight: 500;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700; letter-spacing: -1.5px;
  line-height: 1.15; margin-bottom: 16px;
}
.section-desc {
  font-size: 16px; color: var(--c-text-secondary);
  line-height: 1.7; font-weight: 300;
}

/* ═══════════════ BENTO GRID ═══════════════ */
.bento-grid {
  max-width: 1100px; margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: minmax(220px, auto);
  gap: 16px;
}
.bento-card {
  background: var(--c-surface);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 36px;
  display: flex; flex-direction: column; justify-content: space-between;
  transition: all 0.4s ease;
  position: relative; overflow: hidden;
  text-decoration: none; color: inherit;
}
.bento-card:hover {
  transform: translateY(-4px);
  border-color: rgba(74,108,247,0.15);
  box-shadow: 0 20px 60px rgba(0,0,0,0.06);
}
.bento-card.span-2 { grid-column: span 2; }
.bento-card.span-3 { grid-column: span 3; }
.bento-card.tall { grid-row: span 2; }

/* 密度变体 */
.bento-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
.bento-grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.bento-grid.cols-4 { grid-auto-rows: minmax(180px, auto); }
.bento-card.compact { padding: 24px; }
.bento-card.compact .bento-icon { width: 40px; height: 40px; margin-bottom: 14px; border-radius: 10px; }
.bento-card.compact .bento-icon svg { width: 18px; height: 18px; }
.bento-card.compact .bento-title { font-size: 16px; margin-bottom: 6px; }
.bento-card.compact .bento-desc { font-size: 13px; }
.bento-card.compact .bento-meta { margin-top: 12px; font-size: 10px; }
@media (max-width: 1100px) {
  .bento-grid.cols-4 { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 820px) {
  .bento-grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 540px) {
  .bento-grid.cols-4, .bento-grid.cols-2 { grid-template-columns: 1fr; }
}

.bento-icon {
  width: 48px; height: 48px; border-radius: var(--radius-sm);
  background: var(--c-accent-soft);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px; transition: transform 0.3s;
  animation: iconFloat 4s ease-in-out infinite;
}
.bento-card:hover .bento-icon { transform: scale(1.08) rotate(-3deg); }
.bento-icon svg { width: 22px; height: 22px; color: var(--c-accent); }
.bento-card:nth-child(2) .bento-icon { animation-delay: -1s; }
.bento-card:nth-child(3) .bento-icon { animation-delay: -2s; }
.bento-card:nth-child(4) .bento-icon { animation-delay: -1.5s; }
.bento-card:nth-child(5) .bento-icon { animation-delay: -2.5s; }
.bento-card:nth-child(6) .bento-icon { animation-delay: -3s; }
@keyframes iconFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}

/* 卡片光泽扫过 */
.bento-card::after {
  content: ''; position: absolute; top: 0; left: -75%;
  width: 50%; height: 100%;
  background: linear-gradient(100deg, transparent 0%, rgba(255,255,255,0.5) 50%, transparent 100%);
  transform: skewX(-20deg);
  pointer-events: none; transition: left 0.9s ease;
}
.bento-card:hover::after { left: 125%; }

.bento-title {
  font-family: var(--font-display);
  font-size: 20px; font-weight: 600; letter-spacing: -0.3px;
  margin-bottom: 10px;
}
.bento-desc {
  font-size: 14px; color: var(--c-text-secondary);
  line-height: 1.6; font-weight: 300;
}
.bento-meta {
  margin-top: 18px;
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 1px; text-transform: uppercase;
  color: var(--c-accent);
  display: inline-flex; align-items: center; gap: 6px;
}
.bento-meta svg { width: 12px; height: 12px; transition: transform 0.3s; }
.bento-card:hover .bento-meta svg { transform: translateX(3px); }

.bento-card .card-glow {
  position: absolute; top: -50%; right: -50%;
  width: 200%; height: 200%;
  background: radial-gradient(circle at center, rgba(74,108,247,0.04) 0%, transparent 50%);
  opacity: 0; transition: opacity 0.5s;
  pointer-events: none;
}
.bento-card:hover .card-glow { opacity: 1; }

/* ═══════════════ BRANDS MARQUEE ═══════════════ */
.brands-section { padding: 80px 0 40px; overflow: hidden; }
.marquee-track {
  display: flex; gap: 64px; animation: marquee 30s linear infinite;
  width: max-content;
}
.marquee-track a {
  font-family: var(--font-display); font-size: 20px; font-weight: 600;
  color: rgba(0,0,0,0.14); white-space: nowrap; letter-spacing: 1px;
  transition: color 0.3s; text-decoration: none;
}
.marquee-track a:hover { color: rgba(0,0,0,0.5); }
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ═══════════════ CTA SECTION ═══════════════ */
.cta-section { padding: 120px 48px; }
.cta-card {
  max-width: 960px; margin: 0 auto;
  background: rgba(255,255,255,0.65);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border: 1px solid rgba(255,255,255,0.8);
  border-radius: 32px;
  padding: 96px 64px;
  text-align: center; position: relative; overflow: hidden;
  box-shadow:
    0 1px 0 rgba(255,255,255,0.9) inset,
    0 30px 80px rgba(74,108,247,0.08),
    0 8px 24px rgba(124,109,196,0.06);
}

/* 渐变描边光晕 */
.cta-card::before {
  content: ''; position: absolute; inset: -2px;
  border-radius: 34px;
  background: linear-gradient(110deg,
    rgba(124,109,196,0.5) 0%,
    rgba(74,108,247,0.5) 25%,
    rgba(100,168,220,0.5) 50%,
    rgba(124,196,160,0.5) 75%,
    rgba(124,109,196,0.5) 100%);
  background-size: 300% 100%;
  z-index: -1;
  filter: blur(14px);
  opacity: 0.55;
  animation: ctaBorderShift 8s ease-in-out infinite;
}
@keyframes ctaBorderShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

/* 内部动态光斑层 */
.cta-card::after {
  content: ''; position: absolute; inset: 0;
  border-radius: 32px;
  background:
    radial-gradient(ellipse 60% 50% at 20% 20%, rgba(124,109,196,0.22) 0%, transparent 60%),
    radial-gradient(ellipse 50% 60% at 80% 30%, rgba(74,108,247,0.20) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 80%, rgba(100,168,220,0.18) 0%, transparent 60%),
    radial-gradient(ellipse 55% 55% at 20% 80%, rgba(124,196,160,0.16) 0%, transparent 60%);
  pointer-events: none;
  animation: ctaBlobs 14s ease-in-out infinite;
}
@keyframes ctaBlobs {
  0%, 100% { transform: scale(1) rotate(0deg); opacity: 1; }
  33%      { transform: scale(1.05) rotate(2deg); opacity: 0.85; }
  66%      { transform: scale(0.97) rotate(-2deg); opacity: 1; }
}

/* 内嵌网格纹理 */
.cta-card > * { position: relative; z-index: 2; }

.cta-card h2 {
  font-family: var(--font-display);
  font-size: clamp(34px, 4.4vw, 48px);
  font-weight: 700; letter-spacing: -1.5px;
  line-height: 1.15; margin-bottom: 18px;
  background: linear-gradient(135deg, #2a2d36 0%, #1a1d23 60%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.cta-card h2 strong, .cta-card h2 em {
  font-weight: 700; font-style: normal;
  background: linear-gradient(110deg, #7c6dc4 0%, #4a6cf7 30%, #64a8dc 60%, #7cc4a0 100%);
  background-size: 200% 100%;
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientShift 6s ease-in-out infinite;
}
.cta-card p {
  color: var(--c-text-secondary); font-size: 16px;
  line-height: 1.7; margin-bottom: 44px;
  font-weight: 300; max-width: 520px;
  margin-left: auto; margin-right: auto;
}
.cta-btn {
  padding: 17px 42px; border-radius: 100px; border: none;
  background: var(--c-text); color: #fff;
  font-family: var(--font-display); font-size: 15px; font-weight: 600;
  cursor: pointer; transition: all 0.35s var(--spring, ease);
  text-decoration: none; display: inline-flex; align-items: center; gap: 10px;
  letter-spacing: 0.3px;
  box-shadow:
    0 1px 0 rgba(255,255,255,0.15) inset,
    0 12px 32px rgba(26,29,35,0.25);
  position: relative; overflow: hidden;
}
.cta-btn::before {
  content: ''; position: absolute; top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(100deg, transparent 0%, rgba(255,255,255,0.25) 50%, transparent 100%);
  transition: left 0.7s ease;
}
.cta-btn:hover::before { left: 100%; }
.cta-btn:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow:
    0 1px 0 rgba(255,255,255,0.15) inset,
    0 20px 50px rgba(74,108,247,0.4),
    0 10px 24px rgba(26,29,35,0.3);
}

/* 三个慢速浮动光球叠加在 CTA 内部 */
.cta-card .cta-orb {
  position: absolute; border-radius: 50%;
  filter: blur(40px); pointer-events: none;
  z-index: 1;
}
.cta-card .cta-orb-1 {
  width: 240px; height: 240px; top: -60px; left: -40px;
  background: radial-gradient(circle, rgba(124,109,196,0.35), transparent 70%);
  animation: ctaOrb1 18s ease-in-out infinite;
}
.cta-card .cta-orb-2 {
  width: 280px; height: 280px; bottom: -80px; right: -50px;
  background: radial-gradient(circle, rgba(100,168,220,0.30), transparent 70%);
  animation: ctaOrb2 22s ease-in-out infinite;
}
.cta-card .cta-orb-3 {
  width: 200px; height: 200px; top: 40%; right: 25%;
  background: radial-gradient(circle, rgba(124,196,160,0.25), transparent 70%);
  animation: ctaOrb3 20s ease-in-out infinite;
}
@keyframes ctaOrb1 {
  0%, 100% { transform: translate(0,0) scale(1); }
  50%      { transform: translate(40px,30px) scale(1.15); }
}
@keyframes ctaOrb2 {
  0%, 100% { transform: translate(0,0) scale(1); }
  50%      { transform: translate(-30px,-40px) scale(0.9); }
}
@keyframes ctaOrb3 {
  0%, 100% { transform: translate(0,0) scale(1); }
  50%      { transform: translate(-50px,30px) scale(1.1); }
}

/* ═══════════════ ARTICLE 内容容器 ═══════════════ */
/* 用于 HR 制度子页 / Brand 子页 / 文档型页面 */
.article {
  max-width: 880px; margin: 0 auto; padding: 0 48px 100px;
  position: relative; z-index: 1;
}
.article-section {
  margin-bottom: 48px;
}
.article-section-header {
  display: flex; align-items: center; gap: 16px;
  margin-bottom: 20px; padding-bottom: 16px;
  border-bottom: 1px solid var(--c-border);
}
.article-section-num {
  width: 36px; height: 36px; border-radius: 10px;
  background: var(--c-accent-soft); color: var(--c-accent);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-size: 14px; font-weight: 700;
  flex-shrink: 0;
}
.article-section-header h2 {
  font-family: var(--font-display); font-size: 22px;
  font-weight: 700; letter-spacing: -0.5px;
}
.article-card {
  background: var(--c-surface);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 28px 32px;
  margin-bottom: 16px;
}
.article-card p { font-size: 14px; line-height: 1.8; color: var(--c-text); margin-bottom: 12px; }
.article-card p:last-child { margin-bottom: 0; }
.article-card ul, .article-card ol { padding-left: 22px; margin-bottom: 12px; }
.article-card li { font-size: 14px; line-height: 1.8; color: var(--c-text); margin-bottom: 4px; }
.article-card strong { color: var(--c-text); font-weight: 600; }
.article-card a { color: var(--c-accent); text-decoration: none; }
.article-card a:hover { text-decoration: underline; }

.article-table {
  width: 100%; border-collapse: collapse;
  font-size: 13px;
}
.article-table th {
  text-align: left; padding: 12px 16px;
  background: var(--c-accent-soft); color: var(--c-accent);
  font-family: var(--font-mono); font-size: 11px;
  font-weight: 600; letter-spacing: 0.5px; text-transform: uppercase;
  border-bottom: 1px solid var(--c-border);
}
.article-table td {
  padding: 14px 16px; border-bottom: 1px solid var(--c-border);
  color: var(--c-text); line-height: 1.6;
}
.article-table tr:last-child td { border-bottom: none; }
.article-table td:first-child { font-weight: 500; color: var(--c-text); width: 30%; }

.article-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px;
  margin-bottom: 16px;
}
.article-info-card {
  background: var(--c-surface);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  padding: 22px 24px;
}
.article-info-card.amber { border-left: 3px solid #c19166; }
.article-info-card.green { border-left: 3px solid #5fa085; }
.article-info-card.purple { border-left: 3px solid #7c6dc4; }
.article-info-card .ic-icon {
  width: 36px; height: 36px; border-radius: 10px;
  background: var(--c-accent-soft); color: var(--c-accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 16px; margin-bottom: 14px;
}
.article-info-card.amber .ic-icon { background: rgba(193,145,102,0.12); color: #c19166; }
.article-info-card.green .ic-icon { background: rgba(95,160,133,0.12); color: #5fa085; }
.article-info-card.purple .ic-icon { background: rgba(124,109,196,0.12); color: #7c6dc4; }
.article-info-card .ic-title {
  font-family: var(--font-display); font-size: 15px;
  font-weight: 600; margin-bottom: 8px;
}
.article-info-card .ic-body { font-size: 13px; line-height: 1.7; color: var(--c-text-secondary); }
.article-info-card .ic-body ul { padding-left: 18px; margin: 0; }
.article-info-card .ic-body li { color: var(--c-text-secondary); }

.article-steps { display: flex; flex-direction: column; gap: 16px; }
.article-step {
  display: flex; gap: 16px;
}
.article-step-dot {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--c-accent); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: 12px; font-weight: 700;
  flex-shrink: 0;
}
.article-step-body h4 {
  font-family: var(--font-display); font-size: 15px;
  font-weight: 600; margin-bottom: 6px;
}
.article-step-body p { font-size: 13px; line-height: 1.7; color: var(--c-text-secondary); margin: 0; }

.article-notice, .article-tip {
  display: flex; gap: 14px; align-items: flex-start;
  padding: 16px 22px; border-radius: var(--radius-sm);
  font-size: 13px; line-height: 1.7;
  margin-top: 12px;
}
.article-notice {
  background: rgba(193,145,102,0.08);
  border-left: 3px solid #c19166;
  color: var(--c-text);
}
.article-notice strong { color: #c19166; }
.article-tip {
  background: rgba(74,108,247,0.06);
  border-left: 3px solid var(--c-accent);
  color: var(--c-text);
}
.article-tip strong { color: var(--c-accent); }

.article-contact {
  display: flex; align-items: center; gap: 16px;
  padding: 22px 28px; border-radius: var(--radius);
  background: var(--c-surface);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--c-border);
}
.article-contact-icon {
  width: 48px; height: 48px; border-radius: 12px;
  background: var(--c-accent-soft); color: var(--c-accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; flex-shrink: 0;
}
.article-contact-name {
  font-family: var(--font-display); font-size: 16px; font-weight: 600;
  margin-bottom: 4px;
}
.article-contact-desc {
  font-size: 13px; color: var(--c-text-secondary); line-height: 1.6;
}

/* ═══ 折叠（Accordion）═══
 * 用法：
 * <details class="article-accordion"><summary>问题 / 标题</summary>
 *   <div class="article-accordion-body">...内容...</div>
 * </details>
 * 或：
 * <div class="article-accordion open"><button class="article-accordion-q">...</button>
 *   <div class="article-accordion-a">...</div>
 * </div>
 */
.article-accordion {
  background: var(--c-surface);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  margin-bottom: 10px;
  overflow: hidden;
  transition: all 0.3s;
}
.article-accordion:hover { border-color: rgba(74,108,247,0.18); }
.article-accordion.open { box-shadow: 0 14px 40px rgba(0,0,0,0.05); border-color: rgba(74,108,247,0.22); }
.article-accordion summary,
.article-accordion-q {
  list-style: none;
  display: flex; align-items: center; gap: 14px;
  width: 100%; padding: 18px 24px;
  background: transparent; border: none; cursor: pointer;
  text-align: left;
  font-family: var(--font-body); font-size: 14px; font-weight: 500;
  color: var(--c-text);
  transition: background 0.3s;
}
.article-accordion summary::-webkit-details-marker { display: none; }
.article-accordion summary:hover,
.article-accordion-q:hover { background: rgba(74,108,247,0.03); }
.article-accordion summary::after,
.article-accordion-q::after {
  content: '+';
  margin-left: auto;
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--c-accent-soft); color: var(--c-accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; font-weight: 300;
  transition: transform 0.4s ease, background 0.3s;
  flex-shrink: 0;
}
.article-accordion[open] summary::after,
.article-accordion.open .article-accordion-q::after {
  transform: rotate(45deg);
  background: var(--c-text); color: #fff;
}
.article-accordion-body,
.article-accordion-a {
  padding: 0 24px 20px 24px;
  font-size: 13px; line-height: 1.8;
  color: var(--c-text-secondary);
}
.article-accordion-body p,
.article-accordion-a p { margin-bottom: 10px; }
.article-accordion-body strong,
.article-accordion-a strong { color: var(--c-text); }
.article-accordion-body ul,
.article-accordion-a ul { padding-left: 20px; margin: 8px 0; }
.article-accordion-body li,
.article-accordion-a li { color: var(--c-text-secondary); margin-bottom: 4px; }

/* 受控折叠（不用 <details>）的展开动画 */
.article-accordion .article-accordion-a {
  max-height: 0; overflow: hidden; padding-top: 0; padding-bottom: 0;
  transition: max-height 0.4s ease, padding 0.3s ease;
}
.article-accordion.open .article-accordion-a {
  max-height: 800px;
  padding-top: 4px; padding-bottom: 20px;
}

/* ═══ Tab 分组（横向切换） ═══
 * 用法：
 * <div class="article-tabs">
 *   <div class="article-tab-bar">
 *     <button class="article-tab on" data-tab="t1">标签1</button>
 *     <button class="article-tab" data-tab="t2">标签2</button>
 *   </div>
 *   <div class="article-tab-panel on" data-panel="t1">...</div>
 *   <div class="article-tab-panel" data-panel="t2">...</div>
 * </div>
 */
.article-tabs { margin-bottom: 16px; }
.article-tab-bar {
  display: flex; gap: 8px; flex-wrap: wrap;
  margin-bottom: 18px;
}
.article-tab {
  padding: 9px 18px; border-radius: 100px;
  background: var(--c-surface);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--c-border);
  font-family: var(--font-mono); font-size: 11px;
  color: var(--c-text-secondary); cursor: pointer;
  letter-spacing: 0.5px; transition: all 0.3s;
}
.article-tab:hover { color: var(--c-text); border-color: rgba(74,108,247,0.3); }
.article-tab.on {
  background: var(--c-text); color: #fff; border-color: var(--c-text);
}
.article-tab-panel { display: none; animation: fadeUp 0.5s ease both; }
.article-tab-panel.on { display: block; }

/* TOC pill 列表（hero 内的章节锚点） */
.hero-toc {
  display: flex; gap: 8px; flex-wrap: wrap; justify-content: center;
  margin-top: 24px;
  animation: fadeUp 0.8s ease 0.55s both;
}
.toc-pill {
  padding: 6px 14px; border-radius: 100px;
  background: var(--c-surface);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--c-border);
  font-family: var(--font-mono); font-size: 11px;
  color: var(--c-text-secondary); text-decoration: none;
  letter-spacing: 0.5px; transition: all 0.3s;
}
.toc-pill:hover { color: var(--c-accent); border-color: rgba(74,108,247,0.3); transform: translateY(-2px); }

@media (max-width: 768px) {
  .article { padding: 0 24px 60px; }
  .article-card { padding: 22px 20px; }
  .article-grid { grid-template-columns: 1fr; }
  .article-table { font-size: 12px; }
  .article-table td:first-child { width: 35%; }
}

/* ═══════════════ GLASS CARD（通用容器） ═══════════════ */
.glass-card {
  background: var(--c-surface);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 32px;
  position: relative; overflow: hidden;
}

/* ═══════════════ FOOTER ═══════════════ */
footer {
  padding: 60px 48px 40px;
  border-top: 1px solid var(--c-border);
  position: relative; z-index: 1;
  background: rgba(244,245,247,0.6);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
}
.footer-inner {
  max-width: 1100px; margin: 0 auto;
  display: flex; justify-content: space-between; align-items: center;
  gap: 24px;
}
.footer-copy {
  font-size: 13px; color: var(--c-text-secondary); font-weight: 300;
}
.footer-links { display: flex; gap: 28px; list-style: none; }
.footer-links a {
  font-size: 13px; color: var(--c-text-secondary); text-decoration: none;
  transition: color 0.3s;
}
.footer-links a:hover { color: var(--c-text); }

/* ═══════════════ LOGIN MODAL ═══════════════ */
.overlay {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(20,22,30,0.45);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  display: none; align-items: center; justify-content: center;
}
.overlay.show { display: flex; }
.login-modal {
  background: #fff; border-radius: 24px;
  padding: 48px 40px; max-width: 420px; width: calc(100% - 48px);
  text-align: center; position: relative;
  box-shadow: 0 30px 80px rgba(0,0,0,0.25);
}
.modal-close {
  position: absolute; top: 16px; right: 16px;
  width: 32px; height: 32px; border-radius: 50%;
  border: none; background: rgba(0,0,0,0.05);
  font-size: 18px; cursor: pointer; color: var(--c-text-secondary);
}
.modal-logo {
  width: 56px; height: 56px; border-radius: 16px;
  background: var(--c-accent-soft);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 20px;
}
.modal-logo svg { width: 28px; height: 28px; color: var(--c-accent); }
.modal-title {
  font-family: var(--font-display); font-size: 22px; font-weight: 700;
  letter-spacing: -0.5px; margin-bottom: 8px;
}
.modal-sub {
  font-size: 14px; color: var(--c-text-secondary);
  line-height: 1.6; margin-bottom: 28px;
}
.btn-wxwork {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  width: 100%; padding: 14px 24px; border-radius: 100px;
  background: var(--c-text); color: #fff;
  font-family: var(--font-display); font-size: 14px; font-weight: 600;
  text-decoration: none; transition: all 0.3s;
}
.btn-wxwork:hover { transform: translateY(-1px); box-shadow: 0 12px 32px rgba(0,0,0,0.18); }
.btn-wxwork svg { width: 18px; height: 18px; }
.modal-note {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--c-text-secondary); margin-top: 20px; letter-spacing: 0.5px;
}

/* ═══════════════ RESPONSIVE ═══════════════ */
@media (max-width: 768px) {
  .hero { padding: 120px 24px 80px; }
  .hero-actions { flex-direction: column; width: 100%; }
  .btn-primary, .btn-ghost { width: 100%; justify-content: center; }
  .stats-bar { padding: 0 24px; }
  .stats-headline { margin-bottom: 20px; }
  .stats-inner { grid-template-columns: repeat(3, 1fr); gap: 20px; padding: 28px; }
  @media (max-width: 480px) { .stats-inner { grid-template-columns: repeat(2, 1fr); } }
  .stat:not(:last-child)::after { display: none; }
  section { padding: 80px 24px; }
  .bento-grid { grid-template-columns: 1fr; }
  .bento-card.span-2, .bento-card.span-3 { grid-column: span 1; }
  .cta-section { padding: 80px 24px; }
  .cta-card { padding: 48px 28px; }
  footer { padding: 48px 24px 32px; }
  .footer-inner { flex-direction: column; gap: 20px; text-align: center; }
}