:root {
  --blue: #1677FF;
  --blue-dark: #0958D9;
  --blue-light: #E6F4FF;
  --blue-bg: #F0F5FF;
  --green: #52C41A;
  --green-bg: #F6FFED;
  --purple: #722ED1;
  --purple-bg: #F9F0FF;
  --orange: #FA8C16;
  --orange-bg: #FFF7E6;
  --text: #1F1F1F;
  --text-2: #595959;
  --text-3: #8C8C8C;
  --border: #F0F0F0;
  --white: #FFFFFF;
  --shadow: 0 6px 24px rgba(22, 119, 255, 0.08);
  --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.06);
  --radius: 12px;
  --header-h: 72px;
  --max: 1280px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro SC", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font);
  color: var(--text);
  background: #F0F7FF;
  background: linear-gradient(180deg, #E8F1FF 0%, #F4F8FF 35%, #FFFFFF 100%);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
body::before {
  content: ''; position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background:
    radial-gradient(ellipse 50% 40% at 85% 5%, rgba(22,119,255,.08), transparent),
    radial-gradient(ellipse 40% 30% at 10% 20%, rgba(114,46,209,.05), transparent);
}
main { position: relative; z-index: 1; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 24px; }

/* ========== Header ========== */
.site-header {
  position: sticky; top: 0; z-index: 1000;
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(240, 240, 240, 0.9);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: var(--header-h); gap: 16px;
}
.brand-wrap {
  display: flex; align-items: center; gap: 16px; flex-shrink: 0;
}
.brand-logo-link {
  display: flex; align-items: center; line-height: 0; flex-shrink: 0;
}
.brand-logo-link img {
  width: 130px; height: auto; max-height: 40px; object-fit: contain;
  display: block;
}
.brand-logo-link:hover { opacity: .85; }
.brand-sep {
  width: 1px; height: 32px; flex-shrink: 0;
  background: linear-gradient(180deg, transparent, #D9D9D9, transparent);
}
.brand-product {
  font-size: 22px; font-weight: 700; color: var(--text);
  letter-spacing: 1px; white-space: nowrap; line-height: 40px;
}
.site-nav {
  display: flex; align-items: center; gap: 4px;
}
.site-nav a {
  padding: 8px 16px; font-size: 15px; color: var(--text-2);
  border-radius: 6px; transition: color .2s; position: relative;
  white-space: nowrap;
}
.site-nav a:hover { color: var(--blue); }
.site-nav a.active {
  color: var(--blue); font-weight: 600;
}
.site-nav a.active::after {
  content: ''; position: absolute; left: 16px; right: 16px; bottom: 2px;
  height: 3px; border-radius: 2px; background: var(--blue);
}
.btn-primary {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 28px; background: var(--blue); color: #fff !important;
  border: none; border-radius: 999px; font-size: 15px; font-weight: 600;
  cursor: pointer; transition: background .2s, transform .2s, box-shadow .2s;
  box-shadow: 0 4px 14px rgba(22, 119, 255, 0.35);
  white-space: nowrap;
}
.btn-primary:hover {
  background: var(--blue-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(22, 119, 255, 0.4);
  color: #fff !important;
}
.btn-outline {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 28px; background: var(--white); color: var(--text) !important;
  border: 1px solid #D9D9D9; border-radius: 999px; font-size: 15px; font-weight: 600;
  cursor: pointer; transition: border-color .2s, color .2s;
}
.btn-outline:hover { border-color: var(--blue); color: var(--blue) !important; }
.nav-toggle {
  display: none; width: 40px; height: 40px; border: none; background: none;
  cursor: pointer; flex-direction: column; align-items: center; justify-content: center; gap: 5px;
}
.nav-toggle span {
  display: block; width: 22px; height: 2px; background: var(--text);
  border-radius: 1px; transition: .3s;
}

/* ========== Hero 首屏（大气版） ========== */
.hero {
  position: relative;
  padding: 56px 0 0;
  min-height: calc(100vh - var(--header-h));
  min-height: calc(100dvh - var(--header-h));
  max-height: 920px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 70% 55% at 72% 38%, rgba(22, 119, 255, 0.14) 0%, transparent 58%),
    radial-gradient(ellipse 50% 45% at 12% 22%, rgba(114, 46, 209, 0.06) 0%, transparent 52%),
    radial-gradient(ellipse 90% 50% at 50% 100%, rgba(22, 119, 255, 0.06) 0%, transparent 55%),
    linear-gradient(180deg, #EBF3FF 0%, #F6FAFF 42%, #FFFFFF 100%);
}

.hero-mesh {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.55;
  background-image:
    linear-gradient(rgba(22, 119, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(22, 119, 255, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 85% 75% at 50% 35%, #000 20%, transparent 72%);
}

.hero-beam {
  position: absolute;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  opacity: 0.45;
}
.hero-beam--left {
  top: 8%;
  left: -8%;
  background: rgba(105, 177, 255, 0.35);
}
.hero-beam--right {
  top: 12%;
  right: -6%;
  background: rgba(22, 119, 255, 0.28);
}

.hero-inner {
  position: relative;
  z-index: 1;
  flex: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 40px 64px;
  align-items: center;
  padding-top: 24px;
  padding-bottom: 32px;
}

.hero-copy {
  max-width: 580px;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px 8px 12px;
  margin-bottom: 28px;
  font-size: 13px;
  font-weight: 600;
  color: var(--blue-dark);
  letter-spacing: 0.02em;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(22, 119, 255, 0.18);
  border-radius: 999px;
  box-shadow: 0 2px 12px rgba(22, 119, 255, 0.08);
  backdrop-filter: blur(12px);
}

.hero-eyebrow-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 0 4px rgba(22, 119, 255, 0.2);
  animation: heroPulse 2.4s ease-in-out infinite;
}

@keyframes heroPulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.15); opacity: 0.85; }
}

.hero-title {
  margin: 0 0 20px;
  font-size: clamp(40px, 5.2vw, 60px);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--text);
}

.hero-title-line {
  display: block;
}

.hero-title-accent {
  display: block;
  background: linear-gradient(120deg, #0958D9 0%, #1677FF 38%, #4096FF 72%, #69B1FF 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-lead {
  font-size: clamp(16px, 2vw, 20px);
  font-weight: 600;
  color: var(--text);
  line-height: 1.5;
  margin-bottom: 22px;
  letter-spacing: 0.01em;
}

.hero-highlights {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  margin-bottom: 22px;
}

.hero-highlights li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-2);
}

.hero-highlights li i {
  font-size: 11px;
  color: var(--blue);
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: rgba(22, 119, 255, 0.1);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.hero-desc {
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-3);
  margin-bottom: 36px;
  max-width: 520px;
}

.hero-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 28px;
}

.btn-hero-primary {
  padding: 14px 32px;
  font-size: 16px;
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(22, 119, 255, 0.38), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.btn-hero-primary:hover {
  box-shadow: 0 12px 32px rgba(22, 119, 255, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

.btn-hero-secondary {
  padding: 14px 28px;
  font-size: 16px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(8px);
  border-color: rgba(22, 119, 255, 0.15);
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 28px;
  font-size: 13px;
  color: var(--text-3);
}

.hero-trust span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.hero-trust i {
  color: var(--blue);
  opacity: 0.75;
  font-size: 14px;
}

/* 右侧插画舞台 */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  min-height: 420px;
}

.hero-visual-stage {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.hero-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(22, 119, 255, 0.12);
}
.hero-ring--1 {
  width: min(92%, 520px);
  aspect-ratio: 1;
  animation: heroRingSpin 48s linear infinite;
}
.hero-ring--2 {
  width: min(72%, 400px);
  aspect-ratio: 1;
  border-style: dashed;
  border-color: rgba(22, 119, 255, 0.08);
  animation: heroRingSpin 36s linear infinite reverse;
}

@keyframes heroRingSpin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(40px);
}
.hero-glow--a {
  width: 280px;
  height: 280px;
  background: rgba(22, 119, 255, 0.2);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -48%);
}
.hero-glow--b {
  width: 120px;
  height: 120px;
  background: rgba(105, 177, 255, 0.35);
  top: 28%;
  right: 18%;
}

.hero-visual img,
.hero-visual .hero-svg {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 580px;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 24px 48px rgba(9, 88, 217, 0.12));
  animation: heroImgFloat 6s ease-in-out infinite;
}

@keyframes heroImgFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* Hero 底部数据条 */
.hero-stats-wrap {
  position: relative;
  z-index: 2;
  margin-top: auto;
  padding-bottom: 40px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 20px;
  box-shadow:
    0 4px 6px rgba(22, 119, 255, 0.04),
    0 20px 48px rgba(22, 119, 255, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  overflow: hidden;
}

.hero-stat {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 28px 24px;
  position: relative;
  transition: background 0.25s;
}

.hero-stat:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 22%;
  height: 56%;
  width: 1px;
  background: linear-gradient(180deg, transparent, rgba(22, 119, 255, 0.12), transparent);
}

.hero-stat:hover {
  background: rgba(22, 119, 255, 0.04);
}

.hero-stat-icon {
  width: 52px;
  height: 52px;
  flex-shrink: 0;
  border-radius: 14px;
  background: linear-gradient(145deg, #E6F4FF 0%, #F0F7FF 100%);
  border: 1px solid rgba(22, 119, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue);
  font-size: 20px;
}

.hero-stat-body strong {
  display: block;
  font-size: 28px;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 4px;
  background: linear-gradient(135deg, #0958D9, #1677FF);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-stat-body span {
  font-size: 13px;
  color: var(--text-3);
  font-weight: 500;
}

/* 兼容旧类名（其他页可能引用） */
.hero-copy .hero-tag { display: none; }
.hero-copy .hero-sub { display: none; }

/* ========== 首页功能板块 ========== */
.home-features {
  background: #fff;
  padding: 72px 0 80px;
  margin-top: 8px;
}
.home-feat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}
.home-feat-card {
  background: #FAFBFF; border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px 20px;
  box-shadow: var(--shadow-card);
  transition: transform .25s, box-shadow .25s, border-color .25s;
}
.home-feat-card:hover {
  transform: translateY(-4px);
  border-color: rgba(22,119,255,.25);
  box-shadow: 0 12px 32px rgba(22,119,255,.1);
}
.home-feat-icon {
  width: 44px; height: 44px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 18px; margin-bottom: 14px;
}
.home-feat-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 6px; }
.home-feat-sub { font-size: 12px; color: var(--blue); font-weight: 600; margin-bottom: 10px; }
.home-feat-desc { font-size: 13px; color: var(--text-3); line-height: 1.7; margin-bottom: 12px; }
.home-feat-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.home-feat-tags span {
  font-size: 11px; padding: 3px 10px; background: var(--blue-light);
  color: var(--blue); border-radius: 999px;
}

/* ========== 功能介绍页 ========== */
.features-page main { background: transparent; }

.feat-page-hero {
  position: relative; padding: 64px 0 48px; overflow: hidden; text-align: center;
}
.feat-page-hero::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(ellipse 60% 80% at 50% 0%, rgba(22,119,255,.12) 0%, transparent 65%),
    radial-gradient(ellipse 40% 50% at 90% 20%, rgba(114,46,209,.06) 0%, transparent 55%);
}
.feat-page-tag {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 18px; background: var(--blue-light); color: var(--blue);
  border-radius: 999px; font-size: 12px; font-weight: 600; letter-spacing: 1px;
  margin-bottom: 20px;
}
.feat-page-hero h1 {
  font-size: clamp(32px, 4.5vw, 44px); font-weight: 800;
  margin-bottom: 14px; letter-spacing: -0.02em;
}
.feat-page-lead {
  font-size: 16px; color: var(--text-2); max-width: 560px;
  margin: 0 auto 36px; line-height: 1.8;
}
.feat-page-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
  max-width: 720px; margin: 0 auto;
}
.feat-page-stat {
  background: rgba(255,255,255,.85); backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,.9); border-radius: var(--radius);
  padding: 20px 12px; box-shadow: var(--shadow-card);
}
.feat-page-stat strong {
  display: block; font-size: 28px; font-weight: 800; color: var(--blue); line-height: 1.2;
}
.feat-page-stat span { font-size: 13px; color: var(--text-3); margin-top: 4px; display: block; }

.feat-quick-nav-wrap {
  position: sticky; top: var(--header-h); z-index: 50;
  background: rgba(255,255,255,.92); backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border); padding: 12px 0;
}
.feat-quick-nav {
  display: flex; gap: 12px; justify-content: center; flex-wrap: wrap;
}
.feat-quick-pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 20px; background: #fff; border: 1px solid var(--border);
  border-radius: 999px; font-size: 14px; font-weight: 600; color: var(--text-2);
  box-shadow: 0 2px 8px rgba(0,0,0,.04); transition: .2s;
}
.feat-quick-pill:hover { border-color: var(--blue); color: var(--blue); transform: translateY(-1px); }
.feat-quick-pill em {
  font-style: normal; font-size: 12px; background: var(--blue-light);
  color: var(--blue); padding: 2px 8px; border-radius: 999px;
}

.feat-page-body { padding: 48px 0 64px; }
.feat-group { margin-bottom: 72px; }
.feat-group:last-child { margin-bottom: 0; }
.feat-group-head {
  display: flex; align-items: center; gap: 20px;
  padding: 28px 32px; margin-bottom: 32px;
  background: linear-gradient(135deg, rgba(255,255,255,.95), rgba(240,247,255,.9));
  border: 1px solid var(--border); border-radius: 16px;
  box-shadow: var(--shadow-card);
}
.feat-group-icon {
  width: 56px; height: 56px; flex-shrink: 0;
  background: linear-gradient(135deg, #4096FF, #1677FF);
  border-radius: 14px; display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 22px; box-shadow: 0 8px 20px rgba(22,119,255,.25);
}
.feat-group-head h2 { font-size: 22px; font-weight: 800; margin-bottom: 4px; }
.feat-group-head p { font-size: 14px; color: var(--text-3); }
.feat-group-count {
  margin-left: auto; flex-shrink: 0;
  font-size: 13px; font-weight: 600; color: var(--blue);
  background: var(--blue-light); padding: 8px 16px; border-radius: 999px;
}

.feat-item {
  display: grid; grid-template-columns: 1fr 1fr; gap: 56px;
  align-items: center; padding: 48px 0;
  border-bottom: 1px solid rgba(240,240,240,.8);
}
.feat-item:last-child { border-bottom: none; }
.feat-item.reverse { direction: rtl; }
.feat-item.reverse > * { direction: ltr; }
.feat-item-meta {
  display: flex; align-items: center; gap: 12px; margin-bottom: 16px;
}
.feat-item-num {
  font-size: 13px; font-weight: 800; color: var(--text-3);
  letter-spacing: 2px;
}
.feat-item-badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 12px; border-radius: 999px; font-size: 12px; font-weight: 600;
  background: var(--blue-light); color: var(--badge-color, var(--blue));
}
.feat-item-sub {
  display: block; font-size: 13px; color: var(--blue); font-weight: 600;
  margin-bottom: 10px; letter-spacing: 1px;
}
.feat-item-copy h2 {
  font-size: clamp(24px, 2.8vw, 30px); font-weight: 800;
  margin-bottom: 16px; line-height: 1.3;
}
.feat-item-desc {
  font-size: 15px; color: var(--text-2); line-height: 1.9; margin-bottom: 20px;
}
.feat-item-points {
  list-style: none; margin-bottom: 20px;
}
.feat-item-points li {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 14px; color: var(--text-2); line-height: 1.7; padding: 6px 0;
}
.feat-item-points li i { color: var(--blue); margin-top: 4px; flex-shrink: 0; font-size: 13px; }
.feat-item-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.feat-item-tags span {
  padding: 5px 12px; background: var(--blue-light); color: var(--blue);
  border-radius: 999px; font-size: 12px; font-weight: 500;
}

.feat-item-showcase { min-height: 300px; display: flex; align-items: center; justify-content: center; }

/* --- 功能配图：卡片式 UI，无设备外框 --- */
.fv-canvas {
  position: relative; width: 100%; max-width: 440px; margin: 0 auto;
  padding: 20px 8px;
}
.fv-canvas.is-wide { max-width: 480px; }
.fv-canvas .fv-glow {
  position: absolute; inset: 5% 0 10%;
  background: var(--accent); opacity: .14; filter: blur(48px);
  border-radius: 50%; pointer-events: none;
}
.fv-board {
  position: relative; z-index: 1;
  background: rgba(255,255,255,.96);
  border: 1px solid rgba(255,255,255,.9);
  border-radius: 20px;
  padding: 22px 20px;
  box-shadow:
    0 4px 24px rgba(22,119,255,.08),
    0 20px 48px rgba(0,0,0,.06);
  font-size: 12px;
}
.fv-board-head {
  display: flex; align-items: center; gap: 12px; margin-bottom: 16px;
}
.fv-board-icon {
  width: 40px; height: 40px; flex-shrink: 0;
  border-radius: 12px;
  background: var(--blue-light);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent); font-size: 16px;
  border: 1px solid rgba(22,119,255,.12);
}
.fv-board-head b { display: block; font-size: 14px; font-weight: 700; color: var(--text); }
.fv-board-head span { font-size: 11px; color: var(--text-3); }

.fv-thumb {
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(180deg, #FAFCFF 0%, #F0F5FF 100%);
  border: 1px solid rgba(22,119,255,.1);
  border-radius: 10px;
  color: var(--accent);
  margin: 0 auto 6px;
}
.fv-thumb i { font-size: 20px; opacity: .85; }
.fv-thumb-lg {
  width: 100%; min-height: 140px; border-radius: 12px; margin: 0;
}
.fv-thumb-lg i { font-size: 36px; }
.fv-thumb-sm {
  width: 44px; height: 56px; flex-shrink: 0; margin: 0; border-radius: 8px;
}
.fv-thumb-sm i { font-size: 18px; }

.fv-media-banner {
  display: flex; align-items: center; gap: 10px;
  padding: 14px 16px; margin-bottom: 14px;
  background: linear-gradient(90deg, #F0F7FF 0%, #FAFCFF 100%);
  border: 1px dashed rgba(22,119,255,.18);
  border-radius: 12px;
  color: var(--text-2); font-size: 12px;
}
.fv-media-banner > i { color: var(--blue); font-size: 18px; }
.fv-media-banner span { flex: 1; }
.fv-media-dots { display: flex; gap: 4px; margin-left: auto; }
.fv-media-dots i {
  width: 6px; height: 6px; border-radius: 50%;
  background: rgba(22,119,255,.2);
}
.fv-media-dots i.on {
  width: 14px; border-radius: 999px;
  background: rgba(22,119,255,.45);
}

.fv-hint-row {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin-top: 14px; padding-top: 12px;
  border-top: 1px solid var(--border);
}
.fv-hint-row span {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 11px; color: var(--text-3);
  padding: 4px 10px; background: #FAFBFC; border-radius: 6px;
}
.fv-hint-row span i { color: var(--accent); font-size: 11px; }

.fv-chip { display: none !important; }

.fv-split-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; align-items: start; }
.fv-detail-layout {
  display: grid; grid-template-columns: 100px 1fr; gap: 16px; align-items: start;
}
.fv-side-stack .fv-board-head { margin-bottom: 12px; }

.fv-channel-row, .fv-status-pills, .fv-wechat-pills {
  display: flex; gap: 8px; margin-bottom: 14px; flex-wrap: wrap;
}
.fv-channel-row span, .fv-status-pills span, .fv-wechat-pills span {
  padding: 6px 12px; border-radius: 999px; font-size: 11px;
  background: #f5f5f5; color: var(--text-3); font-weight: 500;
}
.fv-channel-row span.on, .fv-status-pills span.on, .fv-wechat-pills span.on {
  background: var(--blue-light); color: var(--blue); font-weight: 600;
}
.fv-channel-row span i { margin-right: 4px; }

.fv-wechat-layout { display: flex; gap: 16px; align-items: flex-start; }
.fv-wechat-brand {
  width: 56px; height: 56px; flex-shrink: 0;
  background: #F6FFED; border: 1px solid rgba(7,193,96,.2);
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  color: #07c160; font-size: 28px;
}
.fv-wechat-main { flex: 1; min-width: 0; }
.fv-wechat-flow {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  margin-top: 12px; font-size: 11px; color: var(--text-3);
}
.fv-wechat-flow > div {
  padding: 8px 12px; background: #f6ffed; border-radius: 8px;
  color: #389e0d; font-weight: 600;
}
.fv-wechat-flow > div i { margin-right: 4px; }
.fv-wechat-flow > i.fa-arrow-right { color: #d9d9d9; font-size: 10px; }

.fv-pay-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 12px; }
.fv-pay-item em { display: block; font-size: 10px; color: var(--text-3); font-style: normal; margin-top: 4px; }

.fv-module-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 10px;
}
.fv-module-tile {
  background: linear-gradient(180deg, #fafbff, #fff);
  border: 1px solid var(--border); border-radius: 12px;
  padding: 16px 12px; text-align: center;
  transition: transform .2s, box-shadow .2s;
}
.fv-module-tile i {
  display: block; font-size: 22px; color: var(--accent); margin-bottom: 8px;
}
.fv-module-tile b { display: block; font-size: 12px; margin-bottom: 4px; }
.fv-module-tile span { font-size: 10px; color: var(--text-3); }

.fv-settings-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px;
}
.fv-setting-tile {
  background: #fafbfc; border: 1px solid var(--border);
  border-radius: 10px; padding: 14px 10px; text-align: center;
}
.fv-setting-tile i { display: block; font-size: 18px; color: var(--accent); margin-bottom: 6px; }
.fv-setting-tile b { display: block; font-size: 12px; }
.fv-setting-tile span { font-size: 10px; color: var(--text-3); }

.fv-table-row.cols4 { grid-template-columns: 1fr 1.2fr .8fr .7fr; }

.fv-qty {
  font-size: 11px; color: var(--text-3); background: #f5f5f5;
  padding: 4px 8px; border-radius: 6px;
}

/* 内容组件（沿用并微调，无手机框约束） */
.fv-ui { padding: 0; }
.fv-search {
  display: flex; align-items: center; gap: 8px;
  background: #f5f7fa; border-radius: 10px; padding: 12px 14px;
  border: 1px solid var(--border); margin-bottom: 12px;
  color: var(--text-3); font-size: 12px;
}
.fv-search i:last-child { margin-left: auto; color: var(--blue); }
.fv-section-title { font-size: 12px; font-weight: 700; margin-bottom: 10px; color: var(--text); }
.fv-book-row { display: flex; gap: 10px; margin-bottom: 0; }
.fv-book { flex: 1; text-align: center; }
.fv-book b { display: block; font-size: 11px; color: var(--text); }
.fv-book span { font-size: 10px; color: var(--text-3); }
.fv-ui-detail h4 { font-size: 14px; font-weight: 800; margin-bottom: 6px; }
.fv-stars { color: #faad14; font-size: 10px; margin-bottom: 8px; }
.fv-stars em { font-style: normal; color: var(--text-2); margin-left: 4px; }
.fv-detail-desc { font-size: 10px; color: var(--text-3); line-height: 1.6; margin-bottom: 10px; }
.fv-meta { display: flex; gap: 12px; font-size: 10px; color: var(--text-3); margin-bottom: 12px; }
.fv-detail-btns { display: flex; gap: 8px; }
.fv-btn-primary, .fv-btn-outline {
  flex: 1; padding: 10px; border-radius: 8px; font-size: 11px; font-weight: 600;
  border: none; cursor: default; text-align: center;
}
.fv-btn-primary { background: var(--blue); color: #fff; }
.fv-btn-primary.full { width: 100%; flex: none; display: block; margin-top: 8px; }
.fv-btn-outline { background: #fff; border: 1px solid #ddd; color: var(--text); }

.fv-flow-steps { display: flex; align-items: center; justify-content: center; margin-bottom: 16px; }
.fv-step { text-align: center; font-size: 9px; color: var(--text-3); }
.fv-step i {
  display: flex; align-items: center; justify-content: center;
  width: 28px; height: 28px; border-radius: 50%; background: #eee;
  margin: 0 auto 4px; font-size: 10px;
}
.fv-step.done i, .fv-step.active i {
  background: var(--blue-light); color: var(--blue);
  border: 1px solid rgba(22,119,255,.2);
}
.fv-step-line { width: 16px; height: 2px; background: #e8e8e8; margin-bottom: 16px; }
.fv-step-line.done, .fv-step-line.active { background: rgba(22,119,255,.35); }
.fv-borrow-card {
  display: flex; gap: 10px; align-items: center;
  background: #FAFBFC; padding: 12px;
  border-radius: 10px; margin-bottom: 4px;
  border: 1px solid var(--border);
}
.fv-borrow-card b { font-size: 12px; display: block; }
.fv-borrow-card p { font-size: 10px; color: var(--text-3); margin: 2px 0 6px; }
.fv-tag-green { font-size: 9px; background: #f6ffed; color: #52c41a; padding: 2px 8px; border-radius: 999px; }
.fv-tip { font-size: 10px; color: var(--text-3); text-align: center; margin-top: 10px; }

.fv-idcard {
  background: linear-gradient(180deg, #FAF5FF 0%, #FFFFFF 100%);
  color: var(--text);
  border: 1px solid rgba(114,46,209,.15);
  border-radius: 12px; padding: 16px;
}
.fv-idcard-head { display: flex; justify-content: space-between; font-size: 11px; margin-bottom: 12px; color: #722ED1; font-weight: 600; }
.fv-idcard-qr {
  width: 80px; height: 80px;
  background: #fff; border: 1px dashed rgba(114,46,209,.25);
  border-radius: 8px; margin: 0 auto 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 32px; color: #9254DE;
}
.fv-idcard-info { text-align: center; }
.fv-idcard-info b { display: block; font-size: 14px; color: var(--text); }
.fv-idcard-info span { font-size: 10px; color: var(--text-3); }
.fv-type.on { border-color: rgba(114,46,209,.4); background: #FAF5FF; }
.fv-type b { display: block; font-size: 11px; }
.fv-card-types { display: flex; gap: 8px; }
.fv-type {
  flex: 1; background: #FAFBFC; border-radius: 8px; padding: 10px; text-align: center;
  border: 1px solid var(--border); font-size: 10px;
}

.fv-pay-item {
  background: #FAFBFC; border: 1px solid var(--border);
  box-shadow: none;
}
.fv-pay-item strong { font-size: 16px; color: var(--blue); }
.fv-pay-item.warn strong { color: #fa8c16; }
.fv-pay-methods { margin: 12px 0; }
.fv-pay-method {
  display: flex; align-items: center; gap: 8px; padding: 12px;
  background: #fff; border-radius: 8px; border: 2px solid #eee; font-size: 11px;
}
.fv-pay-method.on { border-color: #07c160; color: #07c160; }
.fv-pay-note { font-size: 9px; color: var(--text-3); text-align: center; margin-top: 8px; }

.fv-points-head {
  background: linear-gradient(90deg, #FFF0F6 0%, #FFFFFF 100%);
  color: var(--text);
  border: 1px solid rgba(235,47,150,.12);
  border-radius: 12px; padding: 16px; margin-bottom: 12px;
}
.fv-points-head span { font-size: 11px; color: var(--text-3); }
.fv-points-head strong { display: block; font-size: 28px; font-weight: 800; color: #EB2F96; }
.fv-points-head em { font-size: 10px; color: var(--text-3); }
.fv-goods-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.fv-goods {
  background: #FAFBFC; border: 1px solid var(--border);
  border-radius: 10px; padding: 10px 8px; text-align: center;
}
.fv-goods .fv-thumb { margin-bottom: 8px; height: 48px; }
.fv-goods .fv-thumb i { font-size: 16px; }
.fv-goods b { display: block; font-size: 10px; color: var(--text); }
.fv-goods span { font-size: 9px; color: #eb2f96; font-weight: 600; }

.fv-cart-item {
  background: #FAFBFC; border: 1px solid var(--border);
  border-radius: 10px;
}
.fv-cart-item b { font-size: 11px; display: block; }
.fv-cart-item p { font-size: 10px; color: var(--text-3); }
.fv-cart-sum { display: flex; justify-content: space-between; padding: 10px 0; font-size: 12px; font-weight: 700; }
.fv-logistics { font-size: 10px; color: var(--text-3); text-align: center; margin-top: 8px; }

.fv-event {
  display: flex; gap: 12px; background: #fff; padding: 12px;
  border-radius: 10px; margin-bottom: 8px; box-shadow: 0 2px 6px rgba(0,0,0,.04);
}
.fv-event-date {
  width: 44px; height: 44px; background: var(--blue-light); border-radius: 8px;
  text-align: center; flex-shrink: 0; color: var(--blue);
}
.fv-event-date.past { background: #f5f5f5; color: var(--text-3); }
.fv-event-date b { display: block; font-size: 16px; line-height: 1.1; }
.fv-event-date span { font-size: 10px; }
.fv-event > div b { font-size: 11px; display: block; margin-bottom: 2px; }
.fv-event > div p { font-size: 10px; color: var(--text-3); margin-bottom: 4px; }
.fv-tag-blue { font-size: 9px; background: var(--blue-light); color: var(--blue); padding: 2px 8px; border-radius: 999px; }
.fv-tag-orange { font-size: 9px; background: #fff7e6; color: #fa8c16; padding: 2px 8px; border-radius: 999px; }
.fv-tag-gray { font-size: 9px; background: #f5f5f5; color: var(--text-3); padding: 2px 8px; border-radius: 999px; }

.fv-msg-item {
  display: flex; gap: 10px; background: #fff; padding: 12px;
  border-radius: 10px; margin-bottom: 8px; position: relative;
}
.fv-msg-item.unread::before {
  content: ''; position: absolute; left: 4px; top: 50%; transform: translateY(-50%);
  width: 4px; height: 4px; border-radius: 50%; background: var(--blue);
}
.fv-msg-item > i { color: var(--blue); margin-top: 2px; }
.fv-msg-item b { font-size: 11px; display: block; }
.fv-msg-item p { font-size: 10px; color: var(--text-3); margin: 2px 0; }
.fv-msg-item em { font-size: 9px; color: var(--text-3); font-style: normal; }

.fv-wechat-logo {
  width: 56px; height: 56px; background: #07c160; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 28px; margin: 16px auto 12px;
}
.fv-ui-wechat { text-align: center; }
.fv-ui-wechat h4 { font-size: 14px; margin-bottom: 4px; }
.fv-ui-wechat > p { font-size: 10px; color: var(--text-3); margin-bottom: 16px; }
.fv-btn-wechat {
  width: 100%; padding: 12px; background: #07c160; color: #fff;
  border: none; border-radius: 999px; font-size: 12px; font-weight: 600;
}
.fv-bind-phone { font-size: 10px; color: var(--text-3); margin: 12px 0; }
.fv-wechat-features { display: flex; justify-content: center; gap: 16px; font-size: 10px; color: var(--text-3); }
.fv-wechat-features i { color: #07c160; }

.fv-dash-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-bottom: 12px; }
.fv-stat { background: #fff; border-radius: 8px; padding: 10px 6px; text-align: center; }
.fv-stat b { display: block; font-size: 16px; color: var(--blue); }
.fv-stat span { font-size: 9px; color: var(--text-3); }
.fv-stat.warn b { color: #fa8c16; }
.fv-dash-chart { background: #fff; border-radius: 8px; padding: 12px; margin-bottom: 10px; }
.fv-chart-title { font-size: 10px; font-weight: 700; margin-bottom: 10px; }
.fv-bars { display: flex; align-items: flex-end; gap: 6px; height: 60px; }
.fv-bars i {
  flex: 1;
  background: linear-gradient(180deg, rgba(64,150,255,.55), rgba(22,119,255,.25));
  border-radius: 3px 3px 0 0; min-height: 8px;
}
.fv-avatar {
  width: 36px; height: 36px; border-radius: 50%; flex-shrink: 0;
  background: var(--blue-light); border: 1px solid rgba(22,119,255,.12);
  display: flex; align-items: center; justify-content: center;
  color: var(--blue); font-size: 14px;
}
.fv-dash-shortcuts { display: flex; gap: 8px; }
.fv-dash-shortcuts span {
  flex: 1; background: #fff; border-radius: 8px; padding: 10px 6px;
  text-align: center; font-size: 9px; color: var(--text-2);
}
.fv-dash-shortcuts i { display: block; color: var(--blue); font-size: 14px; margin-bottom: 4px; }

.fv-table-toolbar {
  display: flex; align-items: center; gap: 8px; margin-bottom: 10px;
}
.fv-table-title { font-size: 12px; font-weight: 700; flex: 1; }
.fv-table-toolbar button {
  font-size: 9px; padding: 4px 10px; border-radius: 6px;
  border: 1px solid #ddd; background: #fff; color: var(--text-2);
}
.fv-table-head, .fv-table-row {
  display: grid; grid-template-columns: 1.2fr 1fr .8fr .6fr .6fr;
  gap: 4px; font-size: 9px; padding: 8px 6px; border-radius: 6px;
}
.fv-table-head { background: #f0f5ff; color: var(--text-3); font-weight: 600; }
.fv-table-row { background: #fff; margin-top: 4px; }
.fv-table-row .ok { color: #52c41a; }
.fv-table-row .warn { color: #fa8c16; }
.fv-table-row .danger { color: #f5222d; }
.fv-table-row .blue { color: var(--blue); }

.fv-user-card {
  display: flex; align-items: center; gap: 10px;
  background: #FAFBFC; padding: 10px; border-radius: 8px; margin-bottom: 6px;
  border: 1px solid var(--border);
}
.fv-user-card b { font-size: 11px; display: block; }
.fv-user-card p { font-size: 9px; color: var(--text-3); }
.fv-user-card > span { margin-left: auto; font-size: 9px; }
.fv-card-schemes { display: flex; gap: 6px; margin-top: 8px; }
.fv-scheme {
  flex: 1; text-align: center; font-size: 9px; padding: 8px 4px;
  background: #FAFBFC; border-radius: 6px; border: 1px solid var(--border);
}
.fv-scheme.on { border-color: rgba(114,46,209,.35); color: #722ED1; background: #FAF5FF; font-weight: 600; }

.fv-order {
  display: grid; grid-template-columns: 1fr auto auto; gap: 8px; align-items: center;
  background: #fff; padding: 10px; border-radius: 8px; margin-bottom: 6px; font-size: 10px;
}
.fv-order strong { font-size: 12px; }
.fv-order em { font-style: normal; font-size: 9px; padding: 2px 8px; border-radius: 999px; }
.fv-order em.ok { background: #f6ffed; color: #52c41a; }
.fv-order em.blue { background: var(--blue-light); color: var(--blue); }
.fv-order em.warn { background: #fff7e6; color: #fa8c16; }
.fv-cashier {
  display: flex; align-items: center; gap: 10px;
  background: #FFFAF0; border: 1px solid rgba(250,140,22,.15);
  padding: 12px; border-radius: 8px; margin-top: 8px;
}
.fv-cashier i { font-size: 24px; color: #fa8c16; }
.fv-cashier b { font-size: 11px; display: block; }
.fv-cashier p { font-size: 9px; color: var(--text-3); }

.fv-admin-m-head { font-size: 12px; font-weight: 700; text-align: center; margin-bottom: 12px; }
.fv-admin-m-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.fv-admin-m-grid > div {
  background: #fff; border-radius: 10px; padding: 16px 8px; text-align: center;
  box-shadow: 0 2px 6px rgba(0,0,0,.05);
}
.fv-admin-m-grid i { display: block; font-size: 18px; color: var(--blue); margin-bottom: 6px; }
.fv-admin-m-grid span { font-size: 10px; }

.fv-setting-item {
  display: flex; align-items: center; gap: 10px;
  background: #fff; padding: 12px; border-radius: 8px; margin-bottom: 6px;
}
.fv-setting-item > i:first-child { color: var(--blue); width: 20px; text-align: center; }
.fv-setting-item b { font-size: 11px; display: block; }
.fv-setting-item p { font-size: 9px; color: var(--text-3); }
.fv-setting-item > i:last-child { margin-left: auto; color: #ddd; font-size: 10px; }

.fv-ui-fallback {
  text-align: center; padding: 40px; color: var(--text-3);
}
.fv-ui-fallback i { font-size: 36px; margin-bottom: 8px; display: block; }

.feat-page-cta {
  text-align: center; padding: 72px 0 88px;
  background: linear-gradient(180deg, #fff, var(--blue-bg));
}
.feat-page-cta h2 { font-size: 28px; font-weight: 800; margin-bottom: 10px; }
.feat-page-cta p { color: var(--text-3); margin-bottom: 28px; font-size: 16px; }
.feat-page-cta-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }


/* ========== 价格 ========== */
.price-card .detail {
  font-size: 13px; color: var(--text-3); padding: 12px;
  background: var(--blue-bg); border-radius: 8px; margin-bottom: 16px; line-height: 1.7;
}
.price-card li { display: flex; gap: 8px; align-items: flex-start; }
.price-card li i { color: var(--blue); margin-top: 4px; flex-shrink: 0; }

/* ========== 使用指南 ========== */
.guide-layout {
  display: grid; grid-template-columns: 260px 1fr; gap: 24px;
  align-items: start;
}
.guide-sidebar {
  background: #fff; border-radius: var(--radius); border: 1px solid var(--border);
  padding: 12px; position: sticky; top: calc(var(--header-h) + 16px);
  max-height: calc(100vh - var(--header-h) - 32px); overflow-y: auto;
}
.guide-cat { margin-bottom: 4px; }
.guide-cat-btn {
  width: 100%; display: flex; align-items: center; gap: 8px;
  padding: 10px 12px; border: none; background: none; cursor: pointer;
  font-size: 14px; font-weight: 700; color: var(--text); border-radius: 8px;
  text-align: left;
}
.guide-cat-btn:hover { background: var(--blue-bg); }
.guide-cat-btn .fa-chevron-down { margin-left: auto; font-size: 11px; transition: .2s; }
.guide-cat.open .guide-cat-btn .fa-chevron-down { transform: rotate(180deg); }
.guide-links { display: none; padding: 0 0 8px 8px; }
.guide-cat.open .guide-links { display: block; }
.guide-links a {
  display: block; padding: 8px 12px 8px 28px; font-size: 13px;
  color: var(--text-2); border-radius: 6px;
}
.guide-links a:hover, .guide-links a.active { background: var(--blue-light); color: var(--blue); }
.guide-content {
  background: #fff; border-radius: var(--radius); border: 1px solid var(--border);
  padding: 36px; box-shadow: var(--shadow-card);
}
.guide-content h1 { font-size: 24px; font-weight: 800; margin-bottom: 12px; }
.guide-intro { color: var(--text-2); margin-bottom: 24px; padding-bottom: 20px; border-bottom: 1px solid var(--border); }
.guide-sec { margin-bottom: 32px; }
.guide-sec h2 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.guide-sec p { font-size: 15px; color: var(--text-2); line-height: 1.85; margin-bottom: 0; }

.guide-figures {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 18px;
  margin-top: 18px;
}
.guide-figures--focus {
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
}
.guide-figures--wide {
  grid-template-columns: 1fr;
  gap: 22px;
}
.guide-figures--wide .guide-figure {
  border-radius: 12px;
  box-shadow: 0 12px 32px rgba(15, 23, 42, 0.1);
}
.guide-figures--wide .guide-figure img {
  width: 100%;
  max-width: 100%;
}
.guide-content--pc .guide-sec p {
  margin-bottom: 4px;
}
.guide-figure {
  margin: 0;
  background: linear-gradient(180deg, #f8fbff 0%, #fff 100%);
  border: 1px solid rgba(22, 119, 255, 0.1);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 10px 28px rgba(22, 119, 255, 0.08);
  transition: transform 0.25s, box-shadow 0.25s;
}
.guide-figure:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 36px rgba(22, 119, 255, 0.12);
}
.guide-figure img {
  width: 100%;
  height: auto;
  display: block;
  background: linear-gradient(110deg, #eef4ff 8%, #f8fbff 18%, #eef4ff 33%);
  background-size: 200% 100%;
}
.guide-figure img[loading="lazy"] {
  animation: guide-img-shimmer 1.4s ease-in-out infinite;
}
.guide-figure img.is-loaded {
  animation: none;
  background: #0f172a;
}
@keyframes guide-img-shimmer {
  0% { background-position: 100% 0; }
  100% { background-position: -100% 0; }
}
.guide-figure figcaption {
  padding: 12px 14px;
  font-size: 13px;
  color: var(--text-2);
  line-height: 1.55;
  border-top: 1px solid var(--border);
  background: #fff;
}

.guide-img-ph {
  margin-top: 28px; padding: 48px 24px; text-align: center;
  background: var(--blue-bg); border-radius: var(--radius);
  border: 2px dashed rgba(22,119,255,.2);
}
.guide-img-ph--pending {
  background: linear-gradient(180deg, #fafafa 0%, #f5f5f5 100%);
  border-color: rgba(0, 0, 0, 0.08);
}
.guide-img-ph i { font-size: 36px; color: var(--blue); margin-bottom: 12px; display: block; }
.guide-img-ph--pending i { color: var(--text-3); }
.guide-img-ph p { font-size: 14px; color: var(--text-3); max-width: 420px; margin: 0 auto; }

.cta-bar {
  text-align: center; padding: 48px 0 64px;
}
.cta-bar p { color: var(--text-3); margin-bottom: 20px; }

/* ========== Stats ========== */
.stats {
  padding: 8px 0 56px;
}
.stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
}
.stat-card {
  background: var(--white); border-radius: var(--radius);
  padding: 28px 20px; text-align: center;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border);
  transition: transform .25s, box-shadow .25s;
}
.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(22, 119, 255, 0.12);
}
.stat-icon {
  width: 48px; height: 48px; margin: 0 auto 14px;
  background: var(--blue-light); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--blue); font-size: 20px;
}
.stat-card strong {
  display: block; font-size: 28px; font-weight: 800;
  color: var(--blue); line-height: 1.2; margin-bottom: 6px;
}
.stat-card span { font-size: 14px; color: var(--text-3); }

/* ========== Section common ========== */
.section { padding: 64px 0; }
.section-head { text-align: center; margin-bottom: 48px; }
.section-head h2 {
  font-size: clamp(26px, 3vw, 34px); font-weight: 800;
  color: var(--text); margin-bottom: 12px;
  letter-spacing: -0.02em;
}
.section-head p { font-size: 16px; color: var(--text-3); max-width: 560px; margin: 0 auto; }

/* ========== Modules ========== */
.modules { background: transparent; padding-top: 16px; }
.module-grid {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px;
}
.module-card {
  background: var(--white); border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-card);
  padding: 24px 18px 20px;
  display: flex; flex-direction: column;
  min-height: 260px;
  transition: transform .25s, box-shadow .25s;
}
.module-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.08);
}
.module-card h3 {
  font-size: 17px; font-weight: 700; margin-bottom: 14px;
}
.module-card h3.c-blue { color: var(--blue); }
.module-card h3.c-green { color: var(--green); }
.module-card h3.c-purple { color: var(--purple); }
.module-card h3.c-orange { color: var(--orange); }
.module-card ul {
  list-style: none; flex: 1; margin-bottom: 16px;
}
.module-card li {
  font-size: 13px; color: var(--text-3); line-height: 2;
  padding-left: 12px; position: relative;
}
.module-card li::before {
  content: ''; position: absolute; left: 0; top: 11px;
  width: 4px; height: 4px; border-radius: 50%; background: #D9D9D9;
}
.module-icon {
  width: 56px; height: 56px; margin: 0 auto;
  border-radius: 14px; display: flex; align-items: center; justify-content: center;
  font-size: 24px; color: #fff;
}
.module-icon.i-blue { background: linear-gradient(135deg, #4096FF, #1677FF); box-shadow: 0 6px 16px rgba(22,119,255,.3); }
.module-icon.i-green { background: linear-gradient(135deg, #73D13D, #52C41A); box-shadow: 0 6px 16px rgba(82,196,26,.3); }
.module-icon.i-purple { background: linear-gradient(135deg, #9254DE, #722ED1); box-shadow: 0 6px 16px rgba(114,46,209,.3); }
.module-icon.i-orange { background: linear-gradient(135deg, #FFA940, #FA8C16); box-shadow: 0 6px 16px rgba(250,140,22,.3); }

/* ========== Scenarios ========== */
.scenarios { padding-bottom: 80px; }
.scene-grid {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px;
}
.scene-card { text-align: center; }
.scene-card img {
  width: 100%; aspect-ratio: 4/3; object-fit: cover;
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  margin-bottom: 12px;
  transition: transform .3s;
}
.scene-card:hover img { transform: scale(1.02); }
.scene-card span {
  font-size: 14px; color: var(--text-2); font-weight: 500;
}

/* ========== Footer ========== */
.site-footer {
  background: #FAFAFA; border-top: 1px solid var(--border);
  padding: 32px 0; text-align: center;
  font-size: 13px; color: var(--text-3);
}
.site-footer a { color: var(--blue); }

/* ========== Sub pages ========== */
.page-banner {
  padding: 56px 0 48px; text-align: center;
  background: linear-gradient(180deg, var(--blue-bg), #fff);
}
.page-banner h1 { font-size: 32px; font-weight: 800; margin-bottom: 8px; }
.page-banner p { color: var(--text-3); font-size: 15px; }
.price-card {
  background: #fff; border-radius: var(--radius); padding: 32px 24px;
  border: 1px solid var(--border); box-shadow: var(--shadow-card);
  text-align: center;
}
.price-card.featured { border-color: var(--blue); box-shadow: 0 8px 32px rgba(22,119,255,.15); }
.price-card h3 { font-size: 18px; margin-bottom: 8px; }
.price-card .amount { font-size: 36px; font-weight: 800; color: var(--blue); margin: 16px 0; }
.price-card ul { list-style: none; text-align: left; margin: 20px 0; font-size: 14px; color: var(--text-2); }
.price-card li { padding: 8px 0; border-bottom: 1px solid var(--border); }
.pricing-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.page-content { padding: 48px 0 80px; }

/* ========== Responsive ========== */
@media (max-width: 1100px) {
  .module-grid { grid-template-columns: repeat(3, 1fr); }
  .scene-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 900px) {
  .feat-item { grid-template-columns: 1fr; gap: 32px; padding: 36px 0; }
  .feat-item.reverse { direction: ltr; }
  .fv-split-2, .fv-detail-layout { grid-template-columns: 1fr; }
  .fv-chip { display: none; }
  .fv-settings-grid { grid-template-columns: repeat(2, 1fr); }
  .feat-group-head { flex-wrap: wrap; }
  .feat-group-count { margin-left: 0; }
  .feat-page-stats { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .hero {
    min-height: auto;
    max-height: none;
    padding-top: 32px;
  }
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 32px;
    padding-bottom: 16px;
  }
  .hero-copy {
    max-width: none;
    text-align: center;
  }
  .hero-eyebrow { margin-left: auto; margin-right: auto; }
  .hero-highlights { justify-content: center; }
  .hero-desc {
    max-width: none;
    margin-left: auto;
    margin-right: auto;
  }
  .hero-btns { justify-content: center; }
  .hero-trust { justify-content: center; }
  .hero-visual { min-height: 320px; }
  .hero-visual img,
  .hero-visual .hero-svg { max-width: 440px; }
  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
    border-radius: 16px;
  }
  .hero-stat { padding: 20px 16px; }
  .hero-stat:nth-child(2)::after { display: none; }
  .hero-stat:nth-child(1)::after,
  .hero-stat:nth-child(3)::after { display: block; }
  .hero-stats-wrap { padding-bottom: 28px; }
  .site-nav {
    position: fixed; top: var(--header-h); left: 0; right: 0;
    background: #fff; flex-direction: column; align-items: stretch;
    padding: 16px 24px 24px; gap: 4px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-card);
    transform: translateY(-120%); opacity: 0;
    pointer-events: none; transition: .3s;
  }
  .site-nav.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .site-nav a { padding: 12px 16px; }
  .site-nav a.active::after { display: none; }
  .site-nav a.active { background: var(--blue-light); border-radius: 8px; }
  .nav-toggle { display: flex; }
  .header-cta { display: none; }
  .site-nav .nav-cta-mobile {
    display: flex !important; margin-top: 8px; justify-content: center;
  }
}
@media (max-width: 640px) {
  .brand-product { font-size: 17px; line-height: 32px; }
  .brand-logo-link img { width: 100px; max-height: 32px; }
  .brand-sep { height: 24px; }
  .home-feat-grid { grid-template-columns: 1fr; }
  .scene-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .stat-card { padding: 20px 12px; }
  .stat-card strong { font-size: 22px; }
  .pricing-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
  .guide-layout { grid-template-columns: 1fr; }
  .guide-sidebar { position: static; max-height: none; }
  .guide-content { padding: 24px 18px; }
  .guide-figures { grid-template-columns: 1fr; gap: 14px; }
  .guide-figures--focus { grid-template-columns: 1fr; }
  .hero-visual { min-height: 260px; }
  .hero-visual img,
  .hero-visual .hero-svg { max-width: 300px; }
  .hero-stats { grid-template-columns: 1fr; border-radius: 14px; }
  .hero-stat::after { display: none !important; }
  .hero-stat { padding: 18px 20px; }
  .hero-stat-body strong { font-size: 24px; }
  .hero-title { font-size: 36px; }
  .btn-hero-primary,
  .btn-hero-secondary { width: 100%; justify-content: center; }
  .hero-btns { flex-direction: column; }
}
@media (min-width: 901px) {
  .nav-cta-mobile { display: none !important; }
}