/* 算数科技 · 派单系统宣传页 */
:root {
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --accent: #8b5cf6;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --text: #0f172a;
  --muted: #64748b;
  --border: #e2e8f0;
  --card: #fff;
  --bg: #f8fafc;
  --radius: 16px;
  --max: 1200px;
  --screen-bg: #0b1020;
  --screen-panel: #121a2e;
  --screen-border: rgba(99, 102, 241, 0.35);
  --screen-glow: rgba(99, 102, 241, 0.15);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", -apple-system, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

.topnav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  background: rgba(255,255,255,.92); backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.topnav-inner {
  max-width: var(--max); margin: 0 auto; padding: 0 24px;
  height: 64px; display: flex; align-items: center; justify-content: space-between;
}
.logo { font-weight: 800; font-size: 1.05rem; color: var(--text); text-decoration: none; }
.logo span { color: var(--primary); }
.nav-links { display: flex; gap: 24px; align-items: center; flex-wrap: wrap; }
.nav-links a { color: var(--muted); font-size: 0.88rem; text-decoration: none; }
.nav-links a:hover { color: var(--primary); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 10px 20px; border-radius: 10px; font-weight: 600; font-size: 0.9rem;
  border: none; cursor: pointer; text-decoration: none; transition: transform .15s, box-shadow .15s;
}
.btn:hover { transform: translateY(-1px); text-decoration: none; }
.btn-primary { background: linear-gradient(135deg, var(--primary), var(--accent)); color: #fff; box-shadow: 0 4px 14px rgba(99,102,241,.35); }
.btn-outline { background: #fff; color: var(--primary); border: 1.5px solid var(--primary); }
.btn-ghost { background: rgba(255,255,255,.12); color: #fff; border: 1.5px solid rgba(255,255,255,.35); }
.btn-lg { padding: 14px 28px; font-size: 1rem; border-radius: 12px; }
.btn-sm { padding: 6px 14px; font-size: 0.8rem; border-radius: 8px; }

.hero {
  padding: 130px 24px 70px;
  background: linear-gradient(145deg, #1e1b4b 0%, #312e81 40%, #4338ca 70%, #6d28d9 100%);
  color: #fff; position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at 15% 85%, rgba(255,255,255,.07), transparent 45%),
              radial-gradient(circle at 85% 15%, rgba(167,139,250,.12), transparent 40%);
}
.hero-inner {
  max-width: var(--max); margin: 0 auto; position: relative;
  display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center;
}
.hero-badge {
  display: inline-block; padding: 6px 14px; border-radius: 999px;
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.22);
  font-size: 0.82rem; margin-bottom: 18px;
}
.hero h1 { font-size: clamp(2rem, 4.5vw, 2.85rem); font-weight: 800; line-height: 1.18; margin-bottom: 18px; }
.hero-lead { font-size: 1.05rem; opacity: .92; margin-bottom: 28px; max-width: 520px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 28px; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.hero-tags span {
  padding: 5px 12px; border-radius: 8px; font-size: 0.78rem;
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.15);
}

section { padding: 72px 24px; }
section.alt { background: #fff; }
.section-inner { max-width: var(--max); margin: 0 auto; }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 44px; }
.section-head h2 { font-size: 1.85rem; font-weight: 800; margin-bottom: 12px; }
.section-head p { color: var(--muted); font-size: 1rem; }
.section-label {
  display: inline-block; padding: 4px 12px; border-radius: 6px;
  background: #eef2ff; color: var(--primary); font-size: 0.75rem; font-weight: 700;
  margin-bottom: 10px; letter-spacing: .05em;
}

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
@media (max-width: 900px) {
  .hero-inner, .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .nav-links { display: none; }
}

.card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 24px; transition: box-shadow .2s, border-color .2s;
}
.card:hover { box-shadow: 0 8px 28px rgba(99,102,241,.08); border-color: #c7d2fe; }
.card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.card p { color: var(--muted); font-size: 0.88rem; }
.card .icon { font-size: 1.8rem; margin-bottom: 10px; }

/* 双视角：网站 vs 系统 */
.dual-perspective { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.perspective-box {
  border-radius: var(--radius); padding: 28px; border: 2px solid var(--border);
}
.perspective-box.web { background: linear-gradient(180deg, #fafbff, #fff); border-color: #c7d2fe; }
.perspective-box.sys { background: linear-gradient(180deg, #f0fdf4, #fff); border-color: #a7f3d0; }
.perspective-box h3 { font-size: 1.15rem; margin-bottom: 12px; }
.perspective-box ul { list-style: none; }
.perspective-box li {
  padding: 8px 0; border-bottom: 1px solid var(--border); font-size: 0.9rem; color: var(--muted);
}
.perspective-box li strong { color: var(--text); }

/* 大屏展示区 */
.screen-section { background: #060912; padding: 80px 24px; }
.screen-section .section-head h2 { color: #fff; }
.screen-section .section-head p { color: #94a3b8; }
.screen-tabs {
  display: flex; justify-content: center; gap: 10px; flex-wrap: wrap; margin-bottom: 28px;
}
.screen-tab {
  padding: 10px 22px; border-radius: 999px; border: 1px solid var(--screen-border);
  background: transparent; color: #94a3b8; font-size: 0.88rem; font-weight: 600; cursor: pointer;
  transition: all .2s;
}
.screen-tab.active, .screen-tab:hover {
  background: var(--screen-glow); color: #e0e7ff; border-color: var(--primary);
  box-shadow: 0 0 20px var(--screen-glow);
}
.screen-viewport {
  max-width: var(--max); margin: 0 auto; border-radius: 14px;
  border: 1px solid var(--screen-border); overflow: hidden;
  box-shadow: 0 0 60px rgba(99,102,241,.12), 0 24px 48px rgba(0,0,0,.4);
}
.screen-chrome {
  background: #0d1324; padding: 10px 16px; display: flex; align-items: center; gap: 8px;
  border-bottom: 1px solid var(--screen-border);
}
.screen-dot { width: 10px; height: 10px; border-radius: 50%; }
.screen-dot.r { background: #ef4444; }
.screen-dot.y { background: #f59e0b; }
.screen-dot.g { background: #10b981; }
.screen-title { margin-left: 12px; font-size: 0.78rem; color: #64748b; }
.screen-body { display: none; min-height: 480px; background: var(--screen-bg); padding: 20px; }
.screen-body.active { display: block; }

/* 运营指挥大屏 */
.ops-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 16px; }
.ops-kpi {
  background: var(--screen-panel); border: 1px solid var(--screen-border); border-radius: 10px;
  padding: 16px; position: relative; overflow: hidden;
}
.ops-kpi::after {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
}
.ops-kpi .label { font-size: 0.72rem; color: #64748b; margin-bottom: 6px; }
.ops-kpi .val { font-size: 1.65rem; font-weight: 800; color: #f1f5f9; font-variant-numeric: tabular-nums; }
.ops-kpi .sub { font-size: 0.7rem; color: #10b981; margin-top: 4px; }
.ops-kpi.warn .sub { color: #f59e0b; }
.ops-main { display: grid; grid-template-columns: 1.4fr 1fr; gap: 14px; }
.ops-panel {
  background: var(--screen-panel); border: 1px solid var(--screen-border);
  border-radius: 10px; padding: 16px;
}
.ops-panel h4 { font-size: 0.82rem; color: #94a3b8; margin-bottom: 14px; font-weight: 600; }
.bar-chart { display: flex; align-items: flex-end; gap: 8px; height: 140px; padding-top: 8px; }
.bar-col { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 6px; }
.bar {
  width: 100%; border-radius: 4px 4px 0 0;
  background: linear-gradient(180deg, #6366f1, #4338ca); min-height: 8px;
  animation: barGrow 1s ease-out forwards;
}
.bar-col span { font-size: 0.65rem; color: #64748b; }
@keyframes barGrow { from { transform: scaleY(0); transform-origin: bottom; } to { transform: scaleY(1); } }
.ops-list { list-style: none; }
.ops-list li {
  display: flex; justify-content: space-between; align-items: center;
  padding: 8px 0; border-bottom: 1px solid rgba(255,255,255,.06); font-size: 0.78rem; color: #cbd5e1;
}
.ops-tag {
  padding: 2px 8px; border-radius: 4px; font-size: 0.65rem; font-weight: 600;
}
.ops-tag.d1 { background: #334155; color: #94a3b8; }
.ops-tag.d3 { background: rgba(245,158,11,.2); color: #fbbf24; }
.ops-tag.d4 { background: rgba(239,68,68,.2); color: #f87171; }
.level-bars { display: flex; flex-direction: column; gap: 10px; }
.level-row { display: flex; align-items: center; gap: 10px; font-size: 0.75rem; color: #94a3b8; }
.level-row .track { flex: 1; height: 8px; background: #1e293b; border-radius: 4px; overflow: hidden; }
.level-row .fill { height: 100%; border-radius: 4px; background: linear-gradient(90deg, #6366f1, #a78bfa); }

@media (max-width: 768px) {
  .ops-grid { grid-template-columns: repeat(2, 1fr); }
  .ops-main { grid-template-columns: 1fr; }
}

/* 管理端 mock */
.admin-mock { display: grid; grid-template-columns: 200px 1fr; min-height: 460px; background: #f1f5f9; }
.admin-side {
  background: linear-gradient(180deg, #6366f1, #7c3aed); color: #fff; padding: 16px 10px;
}
.admin-side .brand { font-weight: 700; font-size: 0.82rem; padding: 8px 10px 16px; border-bottom: 1px solid rgba(255,255,255,.2); margin-bottom: 8px; }
.admin-nav a {
  display: block; padding: 8px 12px; border-radius: 8px; font-size: 0.78rem;
  color: rgba(255,255,255,.75); text-decoration: none; margin-bottom: 2px;
}
.admin-nav a.on { background: rgba(255,255,255,.15); color: #fff; }
.admin-main { padding: 16px; overflow: hidden; }
.admin-main h4 { font-size: 0.95rem; margin-bottom: 12px; color: var(--text); }
.mock-table { width: 100%; border-collapse: collapse; font-size: 0.72rem; background: #fff; border-radius: 8px; overflow: hidden; }
.mock-table th { background: #f8fafc; padding: 8px 10px; text-align: left; color: var(--muted); font-weight: 600; border-bottom: 1px solid var(--border); }
.mock-table td { padding: 8px 10px; border-bottom: 1px solid #f1f5f9; color: var(--text); }
.badge { display: inline-block; padding: 2px 8px; border-radius: 4px; font-size: 0.65rem; font-weight: 600; }
.badge-indigo { background: #eef2ff; color: #4338ca; }
.badge-green { background: #ecfdf5; color: #047857; }
.badge-yellow { background: #fef3c7; color: #b45309; }
.badge-red { background: #fef2f2; color: #b91c1c; }
.badge-gray { background: #f1f5f9; color: #64748b; }

/* 执行端 mock */
.taker-mock {
  display: flex; justify-content: center; align-items: flex-start; gap: 24px;
  padding: 20px; background: linear-gradient(180deg, #eef2ff, #f8fafc); min-height: 460px;
}
.phone {
  width: 280px; background: #111; border-radius: 32px; padding: 10px;
  box-shadow: 0 20px 50px rgba(0,0,0,.35);
}
.phone-screen {
  background: #fff; border-radius: 24px; overflow: hidden; min-height: 420px;
}
.phone-status { height: 28px; background: #f8fafc; display: flex; align-items: center; justify-content: center; font-size: 0.65rem; color: var(--muted); }
.phone-content { padding: 14px; }
.phone-content h5 { font-size: 0.9rem; margin-bottom: 10px; }
.grab-card {
  border: 1px solid var(--border); border-radius: 10px; padding: 12px; margin-bottom: 10px;
  background: #fff;
}
.grab-card .tags { display: flex; gap: 4px; flex-wrap: wrap; margin-bottom: 6px; }
.grab-card .title { font-size: 0.78rem; font-weight: 600; margin-bottom: 6px; }
.grab-card .meta { font-size: 0.68rem; color: var(--muted); }
.level-card-mini {
  background: linear-gradient(135deg, #6366f1, #7c3aed); color: #fff;
  border-radius: 10px; padding: 12px; margin-bottom: 12px; font-size: 0.75rem;
}
.taker-desc { max-width: 320px; padding-top: 20px; }
.taker-desc h4 { margin-bottom: 10px; }
.taker-desc p { color: var(--muted); font-size: 0.88rem; margin-bottom: 8px; }

/* 模块矩阵 */
.module-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.module-card {
  background: #fff; border: 1px solid var(--border); border-radius: 12px; padding: 20px;
}
.module-card .num {
  width: 32px; height: 32px; border-radius: 8px; background: #eef2ff; color: var(--primary);
  display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 0.85rem;
  margin-bottom: 10px;
}
.module-card h3 { font-size: 0.95rem; margin-bottom: 6px; }
.module-card p { font-size: 0.82rem; color: var(--muted); line-height: 1.6; }
.module-card ul { margin-top: 8px; padding-left: 16px; font-size: 0.78rem; color: var(--muted); }
@media (max-width: 768px) { .module-grid, .dual-perspective { grid-template-columns: 1fr; } }

/* 流程时间线 */
.timeline { position: relative; padding-left: 32px; max-width: 800px; margin: 0 auto; }
.timeline::before {
  content: ''; position: absolute; left: 11px; top: 8px; bottom: 8px; width: 2px;
  background: linear-gradient(180deg, var(--primary), var(--accent));
}
.tl-item { position: relative; margin-bottom: 24px; }
.tl-item::before {
  content: ''; position: absolute; left: -32px; top: 4px; width: 14px; height: 14px;
  border-radius: 50%; background: var(--primary); border: 3px solid #eef2ff;
}
.tl-item h4 { font-size: 1rem; margin-bottom: 4px; }
.tl-item p { font-size: 0.88rem; color: var(--muted); }

/* 权限表 */
.perm-table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
.perm-table th, .perm-table td { padding: 10px 12px; border: 1px solid var(--border); text-align: center; }
.perm-table th { background: #f8fafc; }
.perm-table td:first-child { text-align: left; font-weight: 600; }
.perm-yes { color: var(--success); }
.perm-no { color: #cbd5e1; }

.demo-box {
  background: linear-gradient(135deg, #1e1b4b, #312e81);
  color: #fff; border-radius: 20px; padding: 48px 40px; text-align: center;
}
.demo-box h2 { font-size: 1.75rem; margin-bottom: 12px; }
.demo-box > p { opacity: .85; margin-bottom: 28px; max-width: 560px; margin-left: auto; margin-right: auto; }
.demo-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-bottom: 28px; }
.demo-accounts {
  display: inline-block; text-align: left; background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.15); border-radius: 12px; padding: 20px 28px;
  font-size: 0.88rem; line-height: 1.9;
}
.demo-accounts code { background: rgba(255,255,255,.12); padding: 2px 8px; border-radius: 4px; }

.faq-list { max-width: 760px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--border); padding: 20px 0; }
.faq-item h4 { font-size: 1rem; margin-bottom: 8px; }
.faq-item p { color: var(--muted); font-size: 0.9rem; }

footer {
  background: #0f172a; color: #94a3b8; padding: 48px 24px 32px; font-size: 0.88rem;
}
.footer-inner { max-width: var(--max); margin: 0 auto; display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 32px; }
footer h4 { color: #fff; margin-bottom: 12px; }
.footer-copy {
  max-width: var(--max); margin: 32px auto 0; padding-top: 24px;
  border-top: 1px solid #334155; text-align: center; font-size: 0.8rem;
}
@media (max-width: 768px) { .footer-inner { grid-template-columns: 1fr; } .admin-mock { grid-template-columns: 1fr; } .admin-side { display: none; } }

/* 淘宝素材页 */
.hero-taobao { background: linear-gradient(145deg, #7c2d12 0%, #c2410c 35%, #ea580c 65%, #6366f1 100%); }
.hero-inner-single { grid-template-columns: 1fr !important; max-width: 820px; }
.taobao-carousel-mock {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px;
}
@media (max-width: 900px) { .taobao-carousel-mock { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .taobao-carousel-mock { grid-template-columns: 1fr; } }
.tb-slide {
  aspect-ratio: 1; border-radius: 12px; padding: 16px; display: flex; align-items: center;
  border: 2px solid rgba(255,255,255,.15); position: relative; overflow: hidden;
}
.tb-slide-1 { background: linear-gradient(135deg, #312e81, #6366f1); }
.tb-slide-2 { background: linear-gradient(135deg, #7c2d12, #ea580c); }
.tb-slide-3 { background: linear-gradient(135deg, #0f766e, #14b8a6); }
.tb-slide-4 { background: linear-gradient(135deg, #0b1020, #312e81); }
.tb-slide-5 { background: linear-gradient(135deg, #1e293b, #475569); }
.tb-slide-inner { color: #fff; font-size: 0.78rem; line-height: 1.5; }
.tb-slide-inner h3 { font-size: 1rem; margin: 8px 0 6px; font-weight: 800; }
.tb-tag { font-size: 0.65rem; opacity: .85; background: rgba(0,0,0,.25); padding: 2px 8px; border-radius: 4px; }
.tb-slide-inner ul { margin-top: 8px; padding-left: 14px; font-size: 0.7rem; opacity: .9; }
.tb-vs { display: flex; flex-direction: column; gap: 4px; margin-top: 8px; font-size: 0.72rem; }
.tb-vs .bad { opacity: .75; }
.tb-vs .good { color: #6ee7b7; }
.tb-flow-mini, .tb-trust { margin-top: 10px; padding: 8px; background: rgba(0,0,0,.2); border-radius: 8px; font-size: 0.68rem; }
.tb-screens-mini { display: flex; gap: 6px; margin-top: 10px; flex-wrap: wrap; }
.tb-screens-mini span { padding: 4px 8px; background: rgba(255,255,255,.15); border-radius: 6px; font-size: 0.65rem; }

.copy-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.copy-block-wide { grid-column: 1 / -1; }
.copy-block {
  background: #fff; border: 1px solid var(--border); border-radius: 12px; padding: 16px;
}
.copy-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.copy-head h3 { font-size: 0.92rem; }
.copy-block pre {
  background: #f8fafc; border: 1px solid var(--border); border-radius: 8px; padding: 14px;
  font-size: 0.82rem; line-height: 1.7; white-space: pre-wrap; word-break: break-word;
  font-family: inherit; color: var(--text);
}
.copy-btn {
  padding: 4px 12px; border-radius: 6px; border: 1px solid var(--primary); background: #eef2ff;
  color: var(--primary); font-size: 0.78rem; font-weight: 600; cursor: pointer;
}
.sku-table td:first-child { font-weight: 600; text-align: center; }
.sku-table td:nth-child(2) { text-align: left; }

.detail-modules { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
@media (max-width: 768px) { .detail-modules, .copy-grid { grid-template-columns: 1fr; } }
.detail-mod {
  background: var(--screen-panel); border: 1px solid var(--screen-border); border-radius: 10px;
  padding: 16px; color: #e2e8f0;
}
.detail-mod span {
  display: inline-block; width: 28px; height: 28px; border-radius: 6px; background: rgba(255,107,53,.25);
  color: #fdba74; font-weight: 800; font-size: 0.75rem; text-align: center; line-height: 28px; margin-bottom: 8px;
}
.detail-mod h4 { font-size: 0.88rem; margin-bottom: 6px; color: #f1f5f9; }
.detail-mod p { font-size: 0.75rem; color: #94a3b8; }

.tb-detail-mock { max-width: 750px; margin: 0 auto; }
.tb-detail-block { padding: 32px 24px; text-align: center; }
.tb-d-hero { background: linear-gradient(135deg, #312e81, #6366f1); color: #fff; }
.tb-d-hero h3 { font-size: 1.4rem; margin-bottom: 8px; }
.tb-d-hero p { opacity: .9; margin-bottom: 16px; }
.tb-badges { display: flex; justify-content: center; gap: 8px; flex-wrap: wrap; }
.tb-badges span { padding: 6px 14px; background: rgba(255,255,255,.15); border-radius: 999px; font-size: 0.82rem; }
.tb-d-pain { background: #fff; }
.tb-d-pain h4 { margin-bottom: 16px; color: var(--text); }
.pain-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; max-width: 400px; margin: 0 auto; }
.pain-grid div { padding: 12px; background: #fef2f2; border-radius: 8px; font-size: 0.85rem; color: #991b1b; }
.tb-d-screen { background: #0b1020; color: #e2e8f0; }
.tb-d-screen h4 { margin-bottom: 16px; }
.tb-mini-screens { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; max-width: 500px; margin: 0 auto; }
.mini-ops, .mini-admin, .mini-taker {
  background: #121a2e; border: 1px solid rgba(99,102,241,.3); border-radius: 8px; padding: 12px; font-size: 0.72rem;
}
.mini-ops strong { display: block; font-size: 1.4rem; color: #f1f5f9; }
.mini-ops span { color: #64748b; }
.mock-row { height: 8px; background: rgba(255,255,255,.1); border-radius: 4px; margin: 6px 0; }
.grab-mini { margin-top: 8px; padding: 8px; background: rgba(99,102,241,.2); border-radius: 6px; }
.tb-d-cta { background: linear-gradient(135deg, #c2410c, #ea580c); color: #fff; }
.tb-d-cta h4 { margin-bottom: 8px; }
.tb-d-cta p { font-size: 0.85rem; opacity: .9; }

.screenshot-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
@media (max-width: 768px) { .screenshot-links { grid-template-columns: 1fr; } }
.shot-card {
  display: block; padding: 20px; background: #fff; border: 1px solid var(--border); border-radius: 12px;
  text-decoration: none; transition: box-shadow .2s, border-color .2s;
}
.shot-card:hover { box-shadow: 0 8px 24px rgba(99,102,241,.12); border-color: #c7d2fe; text-decoration: none; }
.shot-card strong { display: block; color: var(--text); margin-bottom: 6px; font-size: 0.95rem; }
.shot-card span { color: var(--muted); font-size: 0.82rem; }
.checklist { margin-top: 12px; padding-left: 20px; color: var(--muted); font-size: 0.88rem; line-height: 2; }

/* 电商场景区块 */
.taobao-scenario-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 768px) { .taobao-scenario-grid { grid-template-columns: 1fr; } }
.taobao-order-types { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 16px; }
@media (max-width: 600px) { .taobao-order-types { grid-template-columns: 1fr 1fr; } }
.tb-order-chip {
  padding: 14px; border-radius: 10px; background: #fff7ed; border: 1px solid #fed7aa; text-align: center;
}
.tb-order-chip strong { display: block; color: #c2410c; font-size: 0.88rem; margin-bottom: 4px; }
.tb-order-chip span { font-size: 0.75rem; color: var(--muted); }

/* 淘宝店铺 mock 大屏 */
.tb-shop-mock {
  display: grid; grid-template-columns: 280px 1fr; gap: 20px; padding: 20px;
  background: linear-gradient(180deg, #fff7ed, #fff); min-height: 460px;
}
@media (max-width: 768px) { .tb-shop-mock { grid-template-columns: 1fr; } }
.tb-product-card {
  background: #fff; border-radius: 12px; border: 1px solid #fed7aa; overflow: hidden;
  box-shadow: 0 8px 24px rgba(234,88,12,.12);
}
.tb-product-img {
  aspect-ratio: 1; background: linear-gradient(135deg, #312e81, #6366f1);
  display: flex; align-items: center; justify-content: center; color: #fff; text-align: center; padding: 16px;
}
.tb-product-img h4 { font-size: 0.95rem; margin-bottom: 6px; }
.tb-product-img p { font-size: 0.72rem; opacity: .9; }
.tb-product-info { padding: 14px; }
.tb-product-info .price { color: #ff5000; font-size: 1.2rem; font-weight: 800; }
.tb-product-info .price small { font-size: 0.75rem; }
.tb-product-info .title { font-size: 0.82rem; margin: 8px 0; line-height: 1.5; color: var(--text); }
.tb-product-info .sales { font-size: 0.72rem; color: var(--muted); }
.tb-shop-desc { padding-top: 10px; }
.tb-shop-desc h4 { margin-bottom: 12px; color: var(--text); }
.tb-shop-desc p { color: var(--muted); font-size: 0.88rem; margin-bottom: 8px; line-height: 1.7; }
.tb-shop-desc ul { padding-left: 18px; color: var(--muted); font-size: 0.85rem; line-height: 1.9; }