/* ═══════════════════════════════════════════════
   SocialAgent 落地页样式 · 深空科幻主题
   深空底 + indigo/violet/cyan 光晕 + 玻璃拟态；
   mock 界面窗口＝深色悬浮壳 + 客户端真实浅色内景
   ═══════════════════════════════════════════════ */

:root {
  /* 深空底（v5 再提亮：午夜蓝饱和调） */
  --bg0: #121a3e;
  --bg1: #1a2450;
  --bg2: #243066;
  /* 品牌 */
  --brand: #6366f1;
  --brand-2: #4f46e5;
  --brand-deep: #4338ca;
  --brand-soft: #a5b4fc;
  --violet: #7c3aed;
  --cyan: #22d3ee;
  /* 文字（纯白系） */
  --txt: #ffffff;
  --txt-2: #c0cdec;
  --txt-3: #8f9cc4;
  /* 玻璃（更透亮） */
  --glass: rgba(255, 255, 255, 0.09);
  --glass-2: rgba(255, 255, 255, 0.13);
  --glass-bd: rgba(255, 255, 255, 0.22);
  /* 语义 */
  --green: #34d399;
  --amber: #fbbf24;
  --red: #f87171;
  --gold: #f5c453;
  /* mock 窗口内·客户端真实浅色界面 */
  --m-bg: #f8fafc;
  --m-card: #ffffff;
  --m-ink: #0f172a;
  --m-ink-2: #334155;
  --m-ink-3: #64748b;
  --m-line: #e2e8f0;
  /* 平台色 */
  --p-douyin: #0f0f10;
  --p-xhs: #ff2442;
  --p-tiktok: #161823;
  --p-tiktok-cyan: #25f4ee;
  --radius: 16px;
  --shadow-mock: 0 40px 90px rgba(6, 9, 28, 0.62), 0 0 110px rgba(99, 102, 241, 0.45),
    0 0 0 1px rgba(165, 180, 252, 0.26);
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC',
    'Hiragino Sans GB', 'Microsoft YaHei', 'Inter', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; scrollbar-width: thin; scrollbar-color: #3b4680 transparent; }
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, rgba(99, 102, 241, 0.55), rgba(59, 70, 128, 0.75));
  border-radius: 8px; border: 2px solid transparent; background-clip: padding-box;
}
::-webkit-scrollbar-thumb:hover { background: linear-gradient(180deg, rgba(129, 140, 248, 0.75), rgba(75, 88, 150, 0.9)); background-clip: padding-box; }
body {
  font-family: var(--font);
  color: var(--txt);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  background:
    linear-gradient(180deg, var(--bg0) 0%, var(--bg1) 46%, var(--bg2) 78%, var(--bg1) 100%);
  background-attachment: fixed;
}
/* 星点层：三层错位平铺，大星带光晕（亮点+外圈淡光） */
body::before {
  content: '';
  position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background-image:
    radial-gradient(4px 4px at 22% 31%, rgba(248, 250, 252, 0.28) 26%, rgba(248, 250, 252, 0.95) 38%, transparent 46%),
    radial-gradient(1.5px 1.5px at 68% 74%, rgba(165, 180, 252, 0.95) 40%, transparent 46%),
    radial-gradient(4.4px 4.4px at 44% 87%, rgba(103, 232, 249, 0.2) 26%, rgba(248, 250, 252, 0.6) 36%, transparent 46%),
    radial-gradient(1.6px 1.6px at 85% 18%, rgba(103, 232, 249, 0.9) 40%, transparent 46%),
    radial-gradient(5px 5px at 9% 66%, rgba(196, 181, 253, 0.22) 26%, rgba(248, 250, 252, 0.75) 34%, transparent 46%),
    radial-gradient(1.6px 1.6px at 55% 8%, rgba(196, 181, 253, 0.75) 40%, transparent 46%),
    radial-gradient(1.2px 1.2px at 31% 52%, rgba(248, 250, 252, 0.55) 40%, transparent 46%),
    radial-gradient(1.2px 1.2px at 76% 40%, rgba(248, 250, 252, 0.5) 40%, transparent 46%);
  background-size: 340px 340px, 260px 260px, 460px 460px, 380px 380px, 540px 540px, 460px 460px, 220px 220px, 300px 300px;
  opacity: 1;
}
/* 顶部光晕＋三团彩色星云（深空氛围） */
body::after {
  content: '';
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(1300px 620px at 50% -14%, rgba(99, 102, 241, 0.34), transparent 68%),
    radial-gradient(900px 460px at 92% 6%, rgba(34, 211, 238, 0.16), transparent 70%),
    radial-gradient(1100px 700px at 8% 34%, rgba(124, 58, 237, 0.2), transparent 72%),
    radial-gradient(1000px 640px at 92% 50%, rgba(99, 102, 241, 0.18), transparent 72%),
    radial-gradient(1100px 700px at 10% 92%, rgba(34, 211, 238, 0.15), transparent 72%);
}
/* 能量光带：两条斜向渐变细带全页贯穿 */
html::before {
  content: '';
  position: fixed; inset: -20%; z-index: -3; pointer-events: none;
  background:
    linear-gradient(115deg, transparent 42%, rgba(99, 102, 241, 0.09) 48%, rgba(99, 102, 241, 0) 52%),
    linear-gradient(115deg, transparent 60%, rgba(34, 211, 238, 0.06) 66%, rgba(34, 211, 238, 0) 70%);
}
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img, svg { display: block; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
::selection { background: rgba(99, 102, 241, 0.45); color: #fff; }
a:focus-visible, button:focus-visible {
  outline: 2px solid rgba(129, 140, 248, 0.85); outline-offset: 3px; border-radius: 6px;
}

.container { max-width: 1180px; margin: 0 auto; padding: 0 24px; }
.section { padding: 84px 0; position: relative; }
/* 区块之间的彩色能量分隔线 */
.section::before {
  content: '';
  position: absolute; top: 0; left: 50%; transform: translateX(-50%);
  width: min(1080px, 88%); height: 1px;
  background: linear-gradient(90deg, transparent, rgba(129, 140, 248, 0.4), rgba(103, 232, 249, 0.35), rgba(167, 139, 250, 0.4), transparent);
}

/* ── 图标默认 ── */
.btn svg, .hchip svg, .side-item svg, .loop-ico svg, .feature-list li svg,
.pain-ico svg, .pain-fix svg, .asset-ico svg,
.cc-ico svg, .cc-copy svg, .faq-ico svg, .mock-card-title svg, .kicker svg {
  width: 1.1em; height: 1.1em;
  fill: none; stroke: currentColor;
  stroke-width: 2; stroke-linecap: round; stroke-linejoin: round;
  flex-shrink: 0;
}

/* ═════════════ 顶栏 ═════════════ */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 14px 0;
  transition: background 0.3s, box-shadow 0.3s, padding 0.3s;
}
.site-header.scrolled {
  background: rgba(19, 26, 60, 0.86);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 rgba(129, 140, 248, 0.22), 0 8px 30px rgba(6, 9, 28, 0.4);
  padding: 10px 0;
}
.header-inner { display: flex; align-items: center; gap: 28px; }
.brand { display: flex; align-items: center; gap: 10px; }
.brand-mark {
  width: 34px; height: 34px; border-radius: 9px; overflow: hidden; flex-shrink: 0;
  box-shadow: 0 0 18px rgba(99, 102, 241, 0.45);
}
.brand-mark img { display: block; width: 100%; height: 100%; }
.brand-name { font-weight: 700; font-size: 18px; color: #fff; letter-spacing: -0.01em; }
.main-nav { display: flex; gap: 26px; margin-left: auto; }
.main-nav a { font-size: 14.5px; font-weight: 500; color: rgba(219, 227, 248, 0.85); transition: color 0.2s; }
.main-nav a:hover { color: #fff; }
.header-actions { display: flex; align-items: center; gap: 12px; }
.lang-switch {
  display: flex; padding: 3px; border-radius: 10px;
  background: rgba(255, 255, 255, 0.08); border: 1px solid var(--glass-bd);
}
.lang-btn {
  padding: 4px 12px; border-radius: 8px; font-size: 13px; font-weight: 600;
  color: rgba(226, 232, 240, 0.7); transition: all 0.2s;
}
.lang-btn.active { background: rgba(99, 102, 241, 0.85); color: #fff; }
.menu-toggle { display: none; flex-direction: column; gap: 5px; padding: 6px; }
.menu-toggle span { display: block; width: 22px; height: 2px; border-radius: 2px; background: #fff; transition: 0.3s; }

/* ── 按钮 ── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-weight: 600; font-size: 15px; border-radius: 12px;
  padding: 11px 22px; transition: all 0.22s; white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--brand) 0%, var(--violet) 120%);
  color: #fff;
  box-shadow: 0 4px 30px rgba(99, 102, 241, 0.85), 0 0 0 1px rgba(165, 180, 252, 0.3) inset;
}
.btn-primary:hover {
  background: linear-gradient(135deg, #707af5 0%, #8b5cf6 120%);
  box-shadow: 0 8px 44px rgba(99, 102, 241, 1), 0 0 0 1px rgba(196, 181, 253, 0.45) inset;
  transform: translateY(-1px);
}
.btn-ghost { border: 1.5px solid var(--glass-bd); color: var(--txt); background: var(--glass); }
.btn-ghost:hover { border-color: rgba(165, 180, 252, 0.5); color: #fff; background: var(--glass-2); }
.btn-ghost-light { border: 1.5px solid rgba(255, 255, 255, 0.28); color: #fff; }
.btn-ghost-light:hover { border-color: #fff; background: rgba(255, 255, 255, 0.08); }
.btn-lg { padding: 14px 30px; font-size: 16.5px; border-radius: 14px; }
.btn-sm { padding: 8px 18px; font-size: 14px; }

/* ═════════════ Hero ═════════════ */
.hero { position: relative; padding: 140px 0 88px; color: #fff; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.hero-bg::before {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(165, 180, 252, 0.11) 1px, transparent 1px),
    linear-gradient(90deg, rgba(165, 180, 252, 0.11) 1px, transparent 1px);
  background-size: 54px 54px;
  -webkit-mask-image: radial-gradient(900px 560px at 50% 18%, #000 26%, transparent 80%);
  mask-image: radial-gradient(900px 560px at 50% 18%, #000 26%, transparent 80%);
}
.hero-bg::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(1300px 560px at 50% -8%, rgba(99, 102, 241, 0.34), transparent 64%);
}
.hero-inner { position: relative; text-align: center; }
.pulse-dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--green); flex-shrink: 0;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.5); }
  70% { box-shadow: 0 0 0 8px rgba(52, 211, 153, 0); }
  100% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0); }
}
.hero-title {
  font-size: clamp(2.3rem, 5.2vw, 3.8rem);
  font-weight: 800; line-height: 1.18; letter-spacing: -0.025em;
}
.grad-text {
  background: linear-gradient(92deg, #ffffff 0%, #67e8f9 48%, #c4b5fd 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  filter: drop-shadow(0 0 30px rgba(103, 232, 249, 0.32));
}
.hero-sub {
  max-width: 740px; margin: 22px auto 0; font-size: 16.5px; line-height: 1.85;
  color: rgba(203, 213, 225, 0.85);
}
.hero-chips { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.hchip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 16px; border-radius: 999px; font-size: 14px; font-weight: 500;
  background: rgba(255, 255, 255, 0.06); border: 1px solid rgba(165, 180, 252, 0.2);
  color: #e2e8f0; backdrop-filter: blur(6px);
}
.hchip svg { width: 16px; height: 16px; color: var(--brand-soft); }
.hero-cta { display: flex; justify-content: center; gap: 16px; margin-top: 36px; flex-wrap: wrap; }
.hero-note { margin-top: 16px; font-size: 13.5px; color: rgba(148, 163, 184, 0.9); }

/* ═════════════ 看板复刻图（深色壳 + 浅色真实内景） ═════════════ */
.hero-mock { position: relative; margin-top: 64px; text-align: left; }
.hero-mock:hover .app-window { transform: none; }
.app-window {
  position: relative;
  transform: perspective(1400px) rotateX(3.5deg); transform-origin: 50% 100%;
  transition: transform 0.5s ease;
  background: linear-gradient(180deg, #1b2452 0%, #121a3e 100%);
  border-radius: 18px; overflow: hidden;
  box-shadow: var(--shadow-mock);
  max-width: 960px; margin: 0 auto;
}
.app-window::after {
  content: ''; position: absolute; left: 8%; right: 8%; bottom: -26px; height: 40px;
  background: radial-gradient(50% 100% at 50% 0%, rgba(99, 102, 241, 0.28), transparent 72%);
  pointer-events: none;
}
.app-titlebar {
  display: flex; align-items: center; gap: 7px; padding: 11px 16px;
  background: rgba(4, 6, 16, 0.5); border-bottom: 1px solid rgba(148, 163, 184, 0.12);
}
.app-titlebar .dot { width: 11px; height: 11px; border-radius: 50%; }
.dot.r { background: #f87171; } .dot.y { background: #fbbf24; } .dot.g { background: #34d399; }
.app-title { margin-left: 10px; font-size: 12px; font-weight: 600; color: var(--txt-2); letter-spacing: 0.04em; }
.app-body { display: flex; flex-direction: column; min-height: 380px; background: var(--m-bg); }
.app-flex { display: flex; flex: 1; min-height: 0; }
.app-side {
  width: 168px; flex-shrink: 0; background: #f8fafc;
  border-right: 1px solid var(--m-line); padding: 12px 10px;
  display: flex; flex-direction: column; gap: 2px;
}
.side-item {
  display: flex; align-items: center; gap: 9px;
  padding: 8px 10px; border-radius: 8px;
  font-size: 12.5px; font-weight: 500; color: var(--m-ink-2);
}
.side-item svg { width: 15px; height: 15px; color: var(--m-ink-3); }
.side-item.active {
  background: #eef2ff; color: var(--brand-deep);
  border-right: 3px solid var(--brand-2); border-radius: 8px 0 0 8px;
}
.side-item.active svg { color: var(--brand-2); }
.app-main { flex: 1; padding: 18px; min-width: 0; }
/* Hero mock：三大生意数字 */
.big-nums { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.big-num {
  background: var(--m-card); border: 1px solid var(--m-line); border-radius: 12px; padding: 14px 16px;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.06);
}
.big-num .bn-label { font-size: 12px; color: var(--m-ink-3); margin-bottom: 4px; }
.big-num .bn-value { font-size: 26px; font-weight: 800; letter-spacing: -0.02em; color: var(--m-ink); font-variant-numeric: tabular-nums; }
.big-num.hot .bn-value { color: #d97706; }
.big-num .bn-sub { font-size: 11.5px; color: #059669; margin-top: 3px; }
.mock-chat { margin-top: 12px; background: var(--m-card); border: 1px solid var(--m-line); border-radius: 12px; padding: 13px 14px; }
.mock-chat .mc-row { display: flex; gap: 9px; align-items: flex-start; }
.mock-chat .mc-row + .mc-row { margin-top: 9px; }
.mock-chat .mc-ava {
  width: 26px; height: 26px; border-radius: 50%; flex-shrink: 0;
  background: #eef2ff; color: #4338ca; border: 1px solid #c7d2fe;
  display: flex; align-items: center; justify-content: center; font-size: 12px; font-weight: 700;
}
.mock-chat .mc-bubble { font-size: 12.5px; line-height: 1.55; border-radius: 10px; padding: 8px 12px; max-width: 82%; }
.mock-chat .mc-row.cust { justify-content: flex-start; }
.mock-chat .mc-row.cust .mc-bubble { background: #f1f5f9; color: #1e293b; border-top-left-radius: 3px; }
.mock-chat .mc-row.ai { justify-content: flex-end; }
.mock-chat .mc-row.ai .mc-bubble { background: #4f46e5; color: #fff; border-top-right-radius: 3px; }
.mock-chat .mc-tag { font-size: 10.5px; color: #059669; align-self: center; white-space: nowrap; }
/* 文字 span 用 :nth-of-type(2) 精确指位——曾误写 :first-of-type，
   把 8×8 圆点 .ds-dot 拉成了 flex:1 长横杠 */
.deal-strip span:nth-of-type(2) { flex: 1; }
.deal-strip .ds-go { white-space: nowrap; }
.deal-strip {
  margin-top: 12px; display: flex; align-items: center; gap: 10px;
  background: linear-gradient(90deg, #fffbeb, #fef3c7); border: 1px solid #fcd34d;
  border-radius: 10px; padding: 11px 14px; font-size: 13px; font-weight: 700; color: #92400e;
}
.deal-strip .ds-dot {
  width: 8px; height: 8px; border-radius: 50%; background: #f59e0b; flex-shrink: 0;
  animation: pulse 2s infinite;
}
.deal-strip .ds-go { margin-left: auto; font-size: 11.5px; font-weight: 700; color: #fff; background: #d97706; border-radius: 7px; padding: 5px 12px; }
.mock-card-title { font-size: 12.5px; font-weight: 700; color: var(--m-ink); margin-bottom: 10px; }

/* 悬浮猫气泡 */
.cat-bubble {
  position: absolute; right: -8px; top: 88px; z-index: 3;
  display: flex; gap: 10px; max-width: 300px;
  animation: floaty 5s ease-in-out infinite;
}
@keyframes floaty {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}
.cat-ava {
  width: 44px; height: 44px; border-radius: 50%; overflow: hidden; flex-shrink: 0;
  border: 2px solid rgba(165, 180, 252, 0.5); box-shadow: 0 0 22px rgba(99, 102, 241, 0.4);
}
.cat-ava img { width: 100%; height: 100%; }
.cat-ava.sm { width: 30px; height: 30px; border-width: 1.5px; }
.cat-bubble-body {
  background: rgba(13, 18, 40, 0.92); border: 1px solid rgba(165, 180, 252, 0.3);
  border-radius: 14px; padding: 12px 14px; backdrop-filter: blur(8px);
  box-shadow: 0 14px 40px rgba(2, 4, 14, 0.5);
}
.cat-bubble-body p { font-size: 13px; line-height: 1.6; color: #e2e8f0; }
.cat-bubble-btn {
  display: inline-block; margin-top: 8px; padding: 5px 12px; border-radius: 8px;
  font-size: 12px; font-weight: 600; color: #fff;
  background: linear-gradient(135deg, var(--brand), var(--violet));
}

/* ═════════════ 算一笔账 ═════════════ */
.calc { padding: 84px 0 60px; }
.calc-grid { display: grid; grid-template-columns: 1fr 1.15fr 1fr; gap: 20px; align-items: stretch; }
.calc-card {
  position: relative; display: flex; flex-direction: column;
  background: var(--glass); border: 1px solid var(--glass-bd); border-radius: 18px;
  padding: 26px 24px; text-align: center;
}
.calc-name { font-size: 15px; font-weight: 700; color: var(--txt-2); }
.calc-price { margin-top: 10px; font-size: 30px; font-weight: 800; letter-spacing: -0.02em; color: var(--txt); font-variant-numeric: tabular-nums; }
.calc-price small { font-size: 13px; font-weight: 500; color: var(--txt-3); }
.calc-card ul { margin-top: 14px; flex: 1; }
.calc-card li { padding: 5px 0; font-size: 13px; color: var(--txt-2); }
.calc-card.ai {
  background:
    radial-gradient(380px 180px at 50% 0%, rgba(99, 102, 241, 0.34), transparent 72%),
    linear-gradient(180deg, rgba(99, 102, 241, 0.2), rgba(124, 58, 237, 0.12));
  border: 1px solid rgba(129, 140, 248, 0.75);
  box-shadow: 0 0 80px rgba(99, 102, 241, 0.55), inset 0 1px 0 rgba(255, 255, 255, 0.18);
  transform: scale(1.04);
}
.calc-ribbon {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  padding: 4px 16px; border-radius: 999px; font-size: 11.5px; font-weight: 700;
  background: linear-gradient(135deg, var(--brand), var(--violet)); color: #fff;
  box-shadow: 0 6px 18px rgba(99, 102, 241, 0.5); white-space: nowrap;
}
.calc-card.ai .calc-name { color: #fff; }
.calc-card.ai .calc-price {
  font-size: 36px;
  background: linear-gradient(120deg, #ffffff, #67e8f9);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.calc-card.ai li { color: #dbe3ff; }
.calc-card.ai li b { color: #fff; }
.calc-bill {
  margin-top: 34px; text-align: center; padding: 18px 26px; border-radius: 16px;
  background: linear-gradient(90deg, rgba(99, 102, 241, 0.14), rgba(34, 211, 238, 0.1));
  border: 1px solid rgba(129, 140, 248, 0.35);
  font-size: 16.5px; font-weight: 700; color: #fff; letter-spacing: 0.01em;
}
.calc-bill .num { color: var(--cyan); }
.calc-bill .sep { margin: 0 12px; color: var(--txt-3); font-weight: 400; }
.stats-note { text-align: center; font-size: 12px; color: var(--txt-3); margin-top: 16px; }

/* ═════════════ 通用标题 ═════════════ */
.section-head { text-align: center; max-width: 720px; margin: 0 auto 44px; }
.section-title { font-size: clamp(1.65rem, 3.2vw, 2.35rem); font-weight: 800; letter-spacing: -0.02em; color: #fff; }
.section-sub { margin-top: 14px; font-size: 15.5px; color: var(--txt-2); }
.kicker {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 6px 14px; border-radius: 999px;
  font-size: 12.5px; font-weight: 700; letter-spacing: 0.08em;
  color: var(--brand-soft);
  background: rgba(99, 102, 241, 0.14); border: 1px solid rgba(99, 102, 241, 0.45);
  margin-bottom: 16px;
  box-shadow: 0 0 34px rgba(99, 102, 241, 0.42);
}
.kicker.hot {
  color: #fcd34d; background: rgba(245, 196, 83, 0.08); border-color: rgba(245, 196, 83, 0.4);
  box-shadow: 0 0 18px rgba(245, 196, 83, 0.15);
}

/* ═════════════ 痛点 ═════════════ */
.section.pain, .section.loop { padding-top: 72px; padding-bottom: 72px; }
.pain-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.pain-card {
  background: var(--glass); border: 1px solid var(--glass-bd); border-radius: var(--radius);
  padding: 24px 22px; transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s;
}
.pain-card:hover { transform: translateY(-4px); border-color: rgba(165, 180, 252, 0.6); }
.pain-ico {
  width: 44px; height: 44px; border-radius: 12px; display: flex; align-items: center; justify-content: center;
  background: rgba(251, 191, 36, 0.1); border: 1px solid rgba(251, 191, 36, 0.3); color: var(--amber);
  margin-bottom: 16px;
}
.pain-ico svg { width: 22px; height: 22px; }
.pain-card h3 { font-size: 16.5px; color: #fff; margin-bottom: 8px; }
.pain-card p { font-size: 13.5px; color: var(--txt-2); }
.pain-fix {
  display: flex; gap: 8px; align-items: flex-start; margin-top: 14px; padding-top: 12px;
  border-top: 1px dashed rgba(148, 163, 184, 0.2); font-size: 12.5px; color: var(--green);
}
.pain-fix svg { width: 14px; height: 14px; margin-top: 3px; }

/* ═════════════ 五步闭环 ═════════════ */
.loop-flow { display: flex; align-items: stretch; justify-content: center; gap: 0; flex-wrap: nowrap; }
.loop-step { display: flex; flex-direction: column; align-items: center; gap: 10px; width: 150px; text-align: center; }
.loop-ico {
  width: 56px; height: 56px; border-radius: 16px; display: flex; align-items: center; justify-content: center;
  background: rgba(99, 102, 241, 0.14); border: 1px solid rgba(99, 102, 241, 0.4); color: var(--brand-soft);
  box-shadow: 0 0 24px rgba(99, 102, 241, 0.2);
}
.loop-ico svg { width: 24px; height: 24px; }
.loop-step h4 { font-size: 14.5px; color: #fff; }
.loop-step .who {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 3px 10px; border-radius: 999px; font-size: 11px; font-weight: 600;
}
.who.ai { background: rgba(99, 102, 241, 0.16); border: 1px solid rgba(99, 102, 241, 0.45); color: #c7d2fe; }
.who.you { background: rgba(245, 196, 83, 0.1); border: 1px solid rgba(245, 196, 83, 0.45); color: var(--gold); }
.loop-arrow {
  align-self: center; margin: 0 6px; width: 44px; height: 2px; border-radius: 2px;
  background: linear-gradient(90deg, rgba(99, 102, 241, 0.55), rgba(34, 211, 238, 0.55));
  position: relative; top: -32px;
}
.loop-arrow::after {
  content: ''; position: absolute; right: -1px; top: -3px;
  border-left: 6px solid rgba(34, 211, 238, 0.7);
  border-top: 4px solid transparent; border-bottom: 4px solid transparent;
}
.loop-note { text-align: center; margin-top: 34px; font-size: 14.5px; color: var(--txt-2); }
.loop-note b { color: var(--gold); font-weight: 600; }

/* ═════════════ 功能深潜（六区） ═════════════ */
.feature-row {
  display: grid; grid-template-columns: 1fr 1.08fr; gap: 48px; align-items: center;
  padding: 40px 0;
}
.feature-row + .feature-row { border-top: 1px solid rgba(148, 163, 184, 0.1); }
.feature-row.reverse .feature-text { order: 2; }
.feature-text h3 { font-size: clamp(1.35rem, 2.4vw, 1.7rem); font-weight: 700; color: #fff; letter-spacing: -0.015em; line-height: 1.4; }
.feature-text p { margin: 14px 0 18px; font-size: 15px; line-height: 1.9; color: var(--txt-2); }
.feature-list li {
  display: flex; gap: 10px; align-items: flex-start;
  padding: 7px 0; font-size: 14.5px; color: var(--txt);
}
.feature-list li svg { width: 17px; height: 17px; color: var(--cyan); margin-top: 4px; }
.feature-visual { min-width: 0; }
.feature-visual.stack { display: flex; flex-direction: column; gap: 18px; }

/* mock 卡（六区共用：深色玻璃壳内浅色真实界面） */
.mock-card {
  position: relative;
  background: linear-gradient(180deg, #141a3a 0%, #0d1229 100%);
  border: 1px solid rgba(165, 180, 252, 0.2); border-radius: 16px;
  padding: 14px;
  box-shadow: 0 24px 60px rgba(2, 4, 14, 0.5), 0 0 46px rgba(99, 102, 241, 0.12);
}
.mock-card .mc-body {
  background: var(--m-bg); border-radius: 10px; padding: 14px;
  border: 1px solid rgba(226, 232, 240, 0.9);
}
.mock-card .mock-card-title { color: var(--brand-soft); font-size: 12px; letter-spacing: 0.05em; margin-bottom: 12px; display: flex; align-items: center; justify-content: space-between; }
.mc-body .mock-card-title { color: var(--m-ink); letter-spacing: 0; font-size: 12.5px; }

/* 平台徽章 */
.p-badge {
  display: inline-flex; align-items: center; padding: 2px 8px; border-radius: 6px;
  font-size: 10.5px; font-weight: 600; color: #fff; white-space: nowrap;
}
.p-badge.douyin { background: var(--p-douyin); }
.p-badge.xhs { background: var(--p-xhs); }
.p-badge.tiktok { background: var(--p-tiktok); color: var(--p-tiktok-cyan); }

/* 任务卡（a 区） */
.task-row {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  background: var(--m-card); border: 1px solid var(--m-line); border-radius: 10px;
  padding: 11px 13px; margin-bottom: 9px;
}
.task-name { font-size: 13px; font-weight: 700; color: var(--m-ink); }
.task-meta { display: flex; align-items: center; gap: 6px; margin-top: 5px; flex-wrap: wrap; }
.t-status { font-size: 11px; color: #059669; }
.t-status.queued { color: #b45309; }
.task-progress { width: 150px; flex-shrink: 0; text-align: right; }
.task-count { font-size: 11.5px; color: var(--m-ink-2); margin-bottom: 5px; }
.task-count.dim { color: var(--m-ink-3); }
.p-bar { height: 6px; border-radius: 4px; background: #eef2f7; overflow: hidden; }
.p-bar i { display: block; height: 100%; border-radius: 4px; background: linear-gradient(90deg, var(--brand), var(--violet)); }
.lead-chips { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.lead-chip {
  padding: 4px 10px; border-radius: 999px; font-size: 11px; font-weight: 600;
  background: #eef2ff; color: #4338ca; border: 1px solid #c7d2fe;
}
.lead-chip.a { background: #ecfdf5; color: #047857; border-color: #a7f3d0; }
.lead-chip.b { background: #eff6ff; color: #1d4ed8; border-color: #bfdbfe; }

/* 评级徽章（S/A/B/C，客户端同色系） */
.lv-badge {
  display: inline-flex; align-items: center; justify-content: center;
  width: 22px; height: 22px; border-radius: 6px; font-size: 12px; font-weight: 800;
}
.lv-badge.s { background: #f3e8ff; color: #7e22ce; }
.lv-badge.a { background: #ecfdf5; color: #047857; }
.lv-badge.b { background: #eff6ff; color: #1d4ed8; }
.lv-badge.c { background: #f1f5f9; color: #475569; }

/* 聊天卡（b 区） */
.chat-card .chat-flow { display: flex; flex-direction: column; gap: 10px; }
.msg { display: flex; gap: 9px; }
.msg.user { justify-content: flex-end; }
.msg.user p {
  background: #4f46e5; color: #fff; border-radius: 12px 12px 3px 12px;
  padding: 9px 12px; font-size: 12.5px; line-height: 1.6; max-width: 78%;
}
.msg.cat .msg-body { max-width: 92%; }
.msg.cat .msg-body > p {
  background: #f1f5f9; color: #1e293b; border-radius: 4px 12px 12px 12px;
  padding: 9px 12px; font-size: 12.5px; line-height: 1.6;
}
.confirm-card {
  margin-top: 8px; background: #fff; border: 1px solid #c7d2fe; border-radius: 10px;
  padding: 11px 12px; box-shadow: 0 4px 14px rgba(79, 70, 229, 0.1);
}
.cc-title { font-size: 12px; font-weight: 700; color: #4338ca; margin-bottom: 7px; }
.cc-row { display: flex; justify-content: space-between; gap: 12px; font-size: 11.5px; padding: 3.5px 0; color: #64748b; }
.cc-row b { color: #0f172a; text-align: right; }
.cc-btns { display: flex; gap: 8px; margin-top: 9px; }
.cc-btn {
  flex: 1; text-align: center; padding: 6px 0; border-radius: 7px;
  font-size: 11.5px; font-weight: 600; background: #f1f5f9; color: #475569;
}
.cc-btn.primary { background: #4f46e5; color: #fff; }
.live-tag { display: inline-flex; align-items: center; gap: 6px; font-size: 11px; color: #059669; }

/* AI 优选卡 */
.aipick-card {
  margin-top: 10px; background: linear-gradient(135deg, #f5f3ff 0%, #eef2ff 100%);
  border: 1px solid #c4b5fd; border-radius: 10px; padding: 10px 12px;
  display: flex; align-items: center; gap: 10px;
}
.aipick-ico { font-size: 16px; }
.aipick-card b { font-size: 12px; color: #5b21b6; display: block; }
.aipick-card small { font-size: 11px; color: #6d28d9; }

/* 运行记录时间线 */
.agent-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 12px; }
.agent-row {
  display: flex; align-items: center; gap: 10px;
  background: var(--m-card); border: 1px solid var(--m-line); border-radius: 10px; padding: 9px 12px;
}
.agent-ava {
  width: 30px; height: 30px; border-radius: 8px; flex-shrink: 0;
  background: linear-gradient(135deg, #6366f1, #a855f7); color: #fff;
  display: flex; align-items: center; justify-content: center; font-size: 13px; font-weight: 700;
}
.agent-row b { display: block; font-size: 12.5px; color: var(--m-ink); }
.agent-row small { font-size: 11px; color: var(--m-ink-3); }
.agent-row > div { flex: 1; min-width: 0; }
.tag {
  margin-left: auto; padding: 3px 9px; border-radius: 999px; font-size: 10.5px; font-weight: 600; white-space: nowrap;
}
.tag.ai { background: #eef2ff; color: #4338ca; border: 1px solid #c7d2fe; }
.tag.human { background: #f1f5f9; color: #475569; border: 1px solid #e2e8f0; }
.timeline { border-top: 1px dashed #e2e8f0; padding-top: 10px; }
.tl-row { display: flex; align-items: center; gap: 10px; padding: 4.5px 0; font-size: 11.5px; color: var(--m-ink-2); }
.tl-time { color: var(--m-ink-3); width: 36px; flex-shrink: 0; }
.tl-text { flex: 1; min-width: 0; }
.tl-st { font-weight: 600; white-space: nowrap; }
.tl-st.ok { color: #059669; }
.tl-st.skip { color: #b45309; }

/* 线索列表 + 推荐（c 区） */
.lead-row {
  display: flex; align-items: center; gap: 10px;
  background: var(--m-card); border: 1px solid var(--m-line); border-radius: 10px;
  padding: 10px 12px; margin-bottom: 8px;
}
.lead-row b { font-size: 13px; color: var(--m-ink); }
.lead-row .lr-meta { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.lead-row .lr-tags { display: flex; gap: 6px; align-items: center; }
.st-badge {
  display: inline-flex; padding: 2px 8px; border-radius: 999px; font-size: 10.5px; font-weight: 600;
}
.st-badge.pending { background: #fffbeb; color: #b45309; border: 1px solid #fde68a; }
.st-badge.done { background: #ecfdf5; color: #047857; border: 1px solid #a7f3d0; }
.rec-strip { margin-top: 12px; background: #fff; border: 1px solid var(--m-line); border-radius: 10px; padding: 11px 12px; }
.rec-chips { display: flex; gap: 7px; margin-bottom: 10px; flex-wrap: wrap; }
.rec-chip {
  padding: 4px 11px; border-radius: 999px; font-size: 11px; font-weight: 600;
  background: #f1f5f9; color: #475569; border: 1px solid #e2e8f0;
}
.rec-chip.on { background: #4f46e5; color: #fff; border-color: #4f46e5; }
.rec-line { display: flex; align-items: center; gap: 10px; font-size: 12px; color: var(--m-ink-2); }
.rec-reason { flex: 1; min-width: 0; color: #334155; }
.rec-reason em { font-style: normal; color: #7e22ce; font-weight: 600; }
.rec-btn {
  padding: 6px 13px; border-radius: 8px; font-size: 11.5px; font-weight: 700;
  background: #4f46e5; color: #fff; white-space: nowrap;
}

/* CRM 行（d 区） */
.crm-row {
  display: flex; align-items: center; gap: 10px;
  background: var(--m-card); border: 1px solid var(--m-line); border-radius: 10px;
  padding: 10px 12px; margin-bottom: 8px;
}
.crm-ava {
  width: 30px; height: 30px; border-radius: 50%; flex-shrink: 0;
  background: #eef2ff; color: #4338ca; border: 1px solid #c7d2fe;
  display: flex; align-items: center; justify-content: center; font-size: 13px; font-weight: 700;
}
.crm-info { flex: 1; min-width: 0; }
.crm-info b { display: block; font-size: 12.5px; color: var(--m-ink); }
.crm-info small { font-size: 11px; color: var(--m-ink-3); }
.crm-state { padding: 3px 9px; border-radius: 999px; font-size: 10.5px; font-weight: 600; white-space: nowrap; }
.crm-state.active { background: #dbeafe; color: #1d4ed8; }
.crm-state.done { background: #d1fae5; color: #047857; }
.crm-state.muted { background: #fef3c7; color: #b45309; }

/* 健康分（e 区） */
.health-row {
  display: flex; align-items: center; gap: 12px;
  background: var(--m-card); border: 1px solid var(--m-line); border-radius: 10px;
  padding: 10px 13px; margin-bottom: 9px;
}
.h-info { flex: 1; min-width: 0; }
.h-info b { font-size: 13px; color: var(--m-ink); margin-right: 6px; }
.online { font-size: 11px; color: #059669; }
.warm { font-size: 11px; color: #b45309; }
.h-ring {
  --pct: 90; --c: var(--green);
  width: 44px; height: 44px; border-radius: 50%; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  background:
    radial-gradient(closest-side, #fff 74%, transparent 75% 100%),
    conic-gradient(var(--c) calc(var(--pct) * 1%), #eef2f7 0);
  font-size: 12.5px; font-weight: 800; color: var(--m-ink);
}
.h-label { font-size: 11px; font-weight: 600; white-space: nowrap; }
.h-label.good { color: #059669; }
.h-label.warn { color: #b45309; }
.health-chips { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.health-chips span {
  padding: 4px 11px; border-radius: 999px; font-size: 11px; font-weight: 600;
  background: #f1f5f9; color: #475569; border: 1px solid #e2e8f0;
}

/* 客户资产三利益卡（f 区） */
.asset-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.asset-card {
  background: var(--glass); border: 1px solid var(--glass-bd); border-radius: 16px;
  padding: 22px 20px; text-align: center; transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s;
}
.asset-card:hover { transform: translateY(-4px); border-color: rgba(165, 180, 252, 0.55); }
.asset-ico {
  width: 46px; height: 46px; border-radius: 13px; margin: 0 auto 14px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(99, 102, 241, 0.16); border: 1px solid rgba(99, 102, 241, 0.45);
  color: var(--brand-soft); box-shadow: 0 0 22px rgba(99, 102, 241, 0.25);
}
.asset-ico svg { width: 22px; height: 22px; }
.asset-card h4 { font-size: 15.5px; color: #fff; margin-bottom: 8px; }
.asset-card p { font-size: 13px; color: var(--txt-2); }

/* ═════════════ 对比表 ═════════════ */
.cmp-wrap { overflow-x: auto; border-radius: var(--radius); }
.cmp-hint { display: none; text-align: center; margin-top: 10px; font-size: 12px; color: var(--txt-3); }
.cmp-table {
  width: 100%; min-width: 860px; border-collapse: separate; border-spacing: 0;
  background: var(--glass); border: 1px solid var(--glass-bd); border-radius: var(--radius);
  overflow: hidden; font-size: 13.5px;
}
.cmp-table th, .cmp-table td { padding: 13px 16px; text-align: left; color: var(--txt-2); border-bottom: 1px solid rgba(148, 163, 184, 0.1); }
.cmp-table thead th {
  font-size: 13.5px; font-weight: 700; color: #fff;
  background: rgba(255, 255, 255, 0.035); border-bottom: 1px solid rgba(148, 163, 184, 0.18);
}
.cmp-table thead th.hl {
  background: rgba(99, 102, 241, 0.16);
  box-shadow: inset 0 0 0 1px rgba(129, 140, 248, 0.45), 0 0 26px rgba(99, 102, 241, 0.22);
}
.hl-brand {
  display: inline-flex; padding: 4px 12px; border-radius: 999px;
  background: linear-gradient(135deg, var(--brand), var(--violet)); color: #fff; font-size: 12.5px;
}
.cmp-group td {
  font-size: 11.5px; font-weight: 700; letter-spacing: 0.1em; color: var(--brand-soft);
  background: rgba(99, 102, 241, 0.06); border-bottom: 1px solid rgba(99, 102, 241, 0.2);
  padding: 8px 16px;
}
.cmp-table td.hl { background: rgba(99, 102, 241, 0.1); color: #e2e8f0; }
.cmp-table td.ok { color: #d1fae5; }
.cmp-table td.no { color: var(--red); text-align: center; }
.cmp-table .num { font-weight: 800; color: var(--cyan); }
.cmp-table tbody tr:last-child td { border-bottom: none; }
.cmp-table tbody tr:hover td { background: rgba(255, 255, 255, 0.03); }
.cmp-table tbody tr:hover td.hl { background: rgba(99, 102, 241, 0.15); }

/* ═════════════ 平台路线 ═════════════ */
.plat-groups { display: flex; flex-direction: column; gap: 18px; max-width: 760px; margin: 0 auto; }
.plat-group { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.plat-group-title {
  display: flex; align-items: center; gap: 8px; width: 96px; flex-shrink: 0;
  font-size: 13px; font-weight: 700;
}
.plat-group-title.live { color: var(--green); }
.plat-group-title.soon { color: var(--amber); }
.plat-group-title.plan { color: var(--txt-3); }
.plat-chips { display: flex; gap: 10px; flex-wrap: wrap; }
.plat-chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 16px; border-radius: 999px; font-size: 14px; font-weight: 600;
  background: var(--glass); border: 1px solid var(--glass-bd); color: var(--txt-2);
}
.plat-chip.live {
  color: #fff; border-color: rgba(52, 211, 153, 0.45);
  background: rgba(52, 211, 153, 0.08); box-shadow: 0 0 22px rgba(52, 211, 153, 0.12);
}
.pc-badge {
  padding: 2px 8px; border-radius: 999px; font-size: 10.5px; font-weight: 600;
  background: rgba(52, 211, 153, 0.16); color: #6ee7b7; border: 1px solid rgba(52, 211, 153, 0.35);
}
.plat-chip.soon { border-color: rgba(251, 191, 36, 0.3); color: rgba(251, 191, 36, 0.85); }

/* ═════════════ 定价 ═════════════ */
.price-from {
  font-size: 0.5em; font-weight: 600; color: var(--txt-2);
  vertical-align: super; margin-left: 2px;
}
.price-mt {
  display: inline-flex; align-items: center; margin-top: 14px; padding: 5px 14px;
  border-radius: 999px; font-size: 13px; font-weight: 600; color: var(--cyan);
  background: rgba(34, 211, 238, 0.08); border: 1px solid rgba(34, 211, 238, 0.35);
}
.price-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; align-items: stretch; }
.price-card {
  position: relative; display: flex; flex-direction: column;
  background: var(--glass); border: 1px solid var(--glass-bd); border-radius: 18px;
  padding: 26px 24px; transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s;
}
.price-card:hover { transform: translateY(-4px); border-color: rgba(165, 180, 252, 0.4); }
.price-card.featured {
  background: linear-gradient(180deg, rgba(99, 102, 241, 0.2) 0%, rgba(124, 58, 237, 0.12) 100%);
  border: 1px solid rgba(129, 140, 248, 0.75);
  box-shadow: 0 0 80px rgba(99, 102, 241, 0.55), inset 0 1px 0 rgba(255, 255, 255, 0.16);
}
.price-ribbon {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  padding: 4px 16px; border-radius: 999px; font-size: 11.5px; font-weight: 700;
  background: linear-gradient(135deg, var(--brand), var(--violet)); color: #fff;
  box-shadow: 0 6px 18px rgba(99, 102, 241, 0.45); white-space: nowrap;
}
.price-head { min-height: 164px; }
.price-name { font-size: 15px; font-weight: 700; color: #fff; }
.price-val {
  margin-top: 10px; font-size: 34px; font-weight: 800; letter-spacing: -0.02em; color: #fff;
  font-variant-numeric: tabular-nums;
}
.price-val .price-unit { font-size: 13.5px; font-weight: 500; color: var(--txt-2); }
.price-val .yen, .calc-price .yen { font-size: 0.62em; margin-right: 2px; font-weight: 700; }
.price-year { margin-top: 4px; font-size: 12px; color: var(--cyan); }
.price-desc { margin-top: 6px; font-size: 12.5px; color: var(--txt-2); }
.price-contact { font-size: 26px; line-height: 56px; }
.price-list { margin: 18px 0 22px; flex: 1; }
.price-list li { display: flex; gap: 9px; align-items: flex-start; min-height: 56px; padding: 6px 0; font-size: 13px; color: var(--txt); }
.price-list li svg { width: 16px; height: 16px; color: var(--green); margin-top: 4px; }
.price-card .btn { width: 100%; }
.price-note { text-align: center; font-size: 12px; color: var(--txt-3); margin-top: 12px; }

/* ═════════════ FAQ ═════════════ */
.faq-container { max-width: 780px; }
.faq-list { display: flex; flex-direction: column; gap: 14px; }
.faq-item {
  background: var(--glass); border: 1px solid var(--glass-bd); border-radius: 14px;
  transition: border-color 0.25s;
}
.faq-item:hover { border-color: rgba(129, 140, 248, 0.4); }
.faq-item[open] { border-color: rgba(129, 140, 248, 0.5); box-shadow: 0 0 30px rgba(99, 102, 241, 0.12); }
.faq-item summary {
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  padding: 16px 20px; cursor: pointer; font-size: 15px; font-weight: 600; color: #fff;
  list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-ico { width: 18px; height: 18px; color: var(--brand-soft); transition: transform 0.3s; flex-shrink: 0; }
.faq-item[open] .faq-ico { transform: rotate(45deg); }
.faq-body { padding: 0 20px 16px; font-size: 14px; line-height: 1.8; color: var(--txt-2); }

/* ═════════════ 最终 CTA ═════════════ */
.cta-final { padding: 96px 0 100px; }
.cta-box {
  position: relative; text-align: center; overflow: hidden;
  background:
    radial-gradient(560px 280px at 50% 0%, rgba(99, 102, 241, 0.3), transparent 70%),
    var(--glass);
  border: 1px solid rgba(129, 140, 248, 0.45); border-radius: 24px;
  padding: 58px 32px;
  box-shadow: 0 30px 90px rgba(6, 9, 28, 0.5), 0 0 80px rgba(99, 102, 241, 0.24), inset 0 1px 0 rgba(255, 255, 255, 0.16);
}
.cta-box h2 { font-size: clamp(1.7rem, 3.4vw, 2.4rem); font-weight: 800; color: #fff; letter-spacing: -0.02em; }
.cta-box > p { margin-top: 12px; font-size: 15.5px; color: var(--txt-2); }
.cta-contacts { display: flex; justify-content: center; gap: 16px; margin-top: 30px; flex-wrap: wrap; }
.contact-card {
  flex: 1; max-width: 400px;
  display: flex; align-items: center; gap: 14px; text-align: left;
  background: rgba(255, 255, 255, 0.05); border: 1px solid var(--glass-bd);
  border-radius: 14px; padding: 14px 20px; transition: all 0.22s;
}
.contact-card:hover { border-color: rgba(165, 180, 252, 0.5); transform: translateY(-2px); }
.cc-ico {
  width: 40px; height: 40px; border-radius: 10px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center; font-size: 14px; font-weight: 700;
  background: rgba(99, 102, 241, 0.18); color: #c7d2fe; border: 1px solid rgba(99, 102, 241, 0.4);
}
.cc-ico.mail svg { width: 18px; height: 18px; }
.cc-text small { display: block; font-size: 11.5px; color: var(--txt-3); }
.cc-text b { font-size: 15px; color: #fff; }
.cc-copy { display: flex; align-items: center; gap: 5px; font-size: 12px; color: var(--txt-2); }
.cc-copy svg { width: 14px; height: 14px; }
.cta-note { margin-top: 20px; font-size: 12.5px; color: var(--txt-3); }

/* ═════════════ 页脚 ═════════════ */
.site-footer { border-top: 1px solid rgba(129, 140, 248, 0.2); background: rgba(16, 23, 56, 0.55); padding: 52px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 34px; }
.footer-brand p { margin-top: 14px; font-size: 13px; color: var(--txt-3); max-width: 300px; }
.footer-col { display: flex; flex-direction: column; gap: 10px; }
.footer-col h5 { font-size: 13px; font-weight: 700; color: #fff; margin-bottom: 4px; letter-spacing: 0.04em; }
.footer-col a { font-size: 13.5px; color: var(--txt-2); transition: color 0.2s; }
.footer-col a:hover { color: var(--brand-soft); }
.footer-bottom {
  margin-top: 40px; padding-top: 20px; border-top: 1px solid rgba(148, 163, 184, 0.1);
  display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap;
  font-size: 12.5px; color: var(--txt-3);
}

/* ═════════════ 法律文档弹窗（深色适配，内容不动） ═════════════ */
.legal-modal { border: none; padding: 0; background: transparent; max-width: 760px; width: calc(100% - 40px); margin: auto; }
.legal-modal::backdrop { background: rgba(2, 4, 14, 0.72); backdrop-filter: blur(4px); }
.legal-panel {
  background: #141c44; border: 1px solid rgba(165, 180, 252, 0.28); border-radius: 16px;
  max-height: 82vh; display: flex; flex-direction: column; overflow: hidden;
  box-shadow: 0 40px 100px rgba(0, 0, 0, 0.6);
}
.legal-head {
  display: flex; justify-content: space-between; align-items: center; padding: 18px 22px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.14);
}
.legal-head h3 { font-size: 17px; font-weight: 700; color: #fff; }
.legal-close { font-size: 22px; line-height: 1; color: var(--txt-2); padding: 4px 8px; border-radius: 8px; }
.legal-close:hover { color: #fff; background: rgba(255, 255, 255, 0.08); }
.legal-body { padding: 18px 22px; overflow-y: auto; font-size: 13.5px; line-height: 1.8; color: var(--txt-2); }
.legal-body p { margin-bottom: 12px; text-align: justify; }
.legal-body p:last-child { margin-bottom: 0; }
.legal-body b { color: #fff; }
.legal-en { display: none; }
html[lang="en"] .legal-zh { display: none; }
html[lang="en"] .legal-en { display: block; }

/* ═════════════ Toast ═════════════ */
.toast {
  position: fixed; left: 50%; bottom: 34px; transform: translate(-50%, 16px);
  background: rgba(13, 18, 40, 0.95); border: 1px solid rgba(165, 180, 252, 0.4);
  color: #fff; font-size: 14px; padding: 11px 22px; border-radius: 12px;
  box-shadow: 0 14px 40px rgba(2, 4, 14, 0.6), 0 0 30px rgba(99, 102, 241, 0.2);
  opacity: 0; pointer-events: none; transition: all 0.3s; z-index: 200;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ═════════════ 玻璃构件统一内顶高光线 ═════════════ */
.pain-card, .asset-card, .price-card, .faq-item, .calc-card, .contact-card {
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.14);
}
.pain-card:hover { box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.18), 0 18px 44px rgba(6, 9, 28, 0.45); }
.asset-card:hover { box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.18), 0 18px 44px rgba(6, 9, 28, 0.45); }

/* ═════════════ 锚点定位（补偿固定顶栏，防遮挡） ═════════════ */
section[id] { scroll-margin-top: 72px; }

/* ═════════════ 滚动显现 ═════════════ */
.reveal { opacity: 0; transform: translateY(26px); filter: blur(6px); transition: opacity 0.55s, transform 0.55s, filter 0.55s; }
.reveal.in { opacity: 1; transform: none; filter: none; }

/* ═════════════ 响应式 ═════════════ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; filter: none; }
  html { scroll-behavior: auto; }
}
@media (max-width: 1080px) {
  .feature-row { grid-template-columns: 1fr; gap: 30px; }
  .feature-row.reverse .feature-text { order: 0; }
  .pain-grid { grid-template-columns: repeat(2, 1fr); }
  .price-grid { grid-template-columns: repeat(2, 1fr); }
  .calc-grid { grid-template-columns: 1fr; }
  .calc-card.ai { transform: none; }
  .cat-bubble { right: 0; top: 60px; max-width: 260px; }
}
@media (max-width: 860px) {
  .main-nav {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; gap: 4px; padding: 12px 24px 18px;
    background: rgba(6, 9, 20, 0.96); backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(148, 163, 184, 0.14);
  }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 10px 2px; font-size: 15px; }
  .menu-toggle { display: flex; padding: 10px; }
  .header-actions { margin-left: auto; }
  .btn { min-height: 44px; }
  .pc-badge { font-size: 11px; }
  .app-side { display: none; }
  .loop-flow { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
  .loop-step {
    width: auto; flex-direction: row; justify-content: flex-start; gap: 10px; flex-wrap: wrap;
    background: var(--glass); border: 1px solid var(--glass-bd); border-radius: 14px; padding: 12px;
  }
  .loop-ico { width: 40px; height: 40px; border-radius: 11px; }
  .loop-ico svg { width: 18px; height: 18px; }
  .loop-step h4 { font-size: 13.5px; }
  .loop-step .who { font-size: 11px; padding: 2px 8px; }
  .loop-step:last-child {
    grid-column: 1 / -1; justify-content: center;
    border-color: rgba(245, 196, 83, 0.5); background: rgba(245, 196, 83, 0.08);
  }
  .loop-arrow { display: none; }
  .asset-cards { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .cat-bubble { position: static; margin: 14px auto 0; max-width: 340px; animation: none; }
}
@media (max-width: 640px) {
  .section { padding: 64px 0; }
  .hero { padding: 120px 0 72px; }
  .big-nums { grid-template-columns: 1fr; }
  .pain-grid { grid-template-columns: 1fr; }
  .price-grid { grid-template-columns: 1fr; }
  .task-row { flex-direction: column; align-items: stretch; }
  .task-progress { width: 100%; text-align: left; }
  .hero-title { font-size: 2rem; }
  .hchip { font-size: 13.5px; padding: 7px 13px; }
  /* CRM 行两行网格：行1=头像+信息+平台徽章（右），行2=状态（左）+代回标签（右）。
     flex 方案在此失效——min-width:0 让信息列先收缩成竖排字柱（实测 17px 宽），
     永远轮不到 wrap；grid 固定落位，四行形态一致 */
  .crm-row { display: grid; grid-template-columns: auto 1fr auto; align-items: center; column-gap: 10px; row-gap: 6px; }
  .crm-ava { grid-column: 1; }
  .crm-info { grid-column: 2; min-width: 0; }
  .crm-row .p-badge { grid-column: 3; justify-self: end; }
  .crm-state { grid-column: 2; justify-self: start; }
  .crm-row .tag { grid-column: 3; justify-self: end; margin-left: 0; }
  .online, .warm { display: none; }
  .health-row { flex-wrap: wrap; row-gap: 4px; }
  .cc-row { flex-direction: column; align-items: flex-start; gap: 1px; }
  .cc-row b { text-align: left; }
  .agent-row { flex-wrap: wrap; }
  .price-head { min-height: 0; }
  .price-list li { min-height: 0; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; }
  .header-cta { display: none; }
  .hero-cta .btn { width: 100%; }
}

@media (max-width: 380px) {
  .hero-title { font-size: 1.75rem; }
  .section-title { font-size: 1.45rem; }
  .feature-text h3 { font-size: 1.3rem; }
  .big-num .bn-value { font-size: 22px; }
  .calc-bill { font-size: 15px; }
}

/* 对比表开始横向溢出的宽度（容器 1180 上限 −48 内边距 −860 表宽 ≈ 908）：
   显示滑动提示；伪元素渐变遮罩方案已废——绝对定位随内容滚动，桌面端还常驻 */
@media (max-width: 908px) {
  .cmp-hint { display: block; }
}