/* =========================================================
   鑫月工坊 · 独立开发者个人官网（深色科技风）
   深空蓝黑底 + 青蓝/紫渐变高光 + 玻璃拟态 + 发光效果
   ========================================================= */

:root {
  --bg: #060B16;
  --bg-2: #0A1120;
  --bg-3: #0D1628;
  --cyan: #22D3EE;
  --blue: #38BDF8;
  --violet: #818CF8;
  --primary: #38BDF8;
  --primary-dark: #0284C7;
  --gold: #FBBF24;
  --gold-dark: #D97706;
  --text: #E6EDF7;
  --text-light: #8B9BB8;
  --card: rgba(148, 197, 255, 0.045);
  --card-strong: rgba(148, 197, 255, 0.08);
  --border: rgba(56, 189, 248, 0.14);
  --border-bright: rgba(56, 189, 248, 0.45);
  --radius: 14px;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
  --shadow-glow: 0 0 24px rgba(34, 211, 238, 0.22), 0 8px 32px rgba(0, 0, 0, 0.4);
  --grad: linear-gradient(120deg, var(--cyan), var(--blue) 55%, var(--violet));
}

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

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: var(--blue); text-decoration: none; transition: color .2s; }
a:hover { color: var(--cyan); }

.container { max-width: 1140px; margin: 0 auto; padding: 0 24px; }

/* 渐变文字 */
.grad-text {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

/* ---------- 顶部导航（深色玻璃拟态） ---------- */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(6, 11, 22, 0.78);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.navbar-inner {
  max-width: 1140px; margin: 0 auto; padding: 0 24px;
  height: 64px; display: flex; align-items: center; justify-content: space-between;
}
.logo {
  display: flex; align-items: center; gap: 10px;
  font-size: 1.2rem; font-weight: 700; color: var(--text); letter-spacing: 0.5px;
}
.logo-badge {
  width: 34px; height: 34px; border-radius: 9px;
  background: var(--grad);
  display: flex; align-items: center; justify-content: center;
  color: #04222E; font-size: 0.95rem; font-weight: 800;
  box-shadow: 0 0 16px rgba(34, 211, 238, 0.5);
}
.logo-img {
  width: 34px; height: 34px; object-fit: contain; background: transparent;
  filter: drop-shadow(0 0 8px rgba(34, 211, 238, 0.45));
}
.nav-links { display: flex; align-items: center; gap: 6px; list-style: none; }
.nav-links a {
  display: block; padding: 8px 14px; border-radius: 8px;
  color: var(--text-light); font-size: 0.95rem; font-weight: 500;
  transition: color .2s, background .2s;
}
.nav-links a:hover { background: var(--card-strong); color: var(--cyan); }
.nav-links a.active { color: var(--cyan); background: rgba(34, 211, 238, 0.1); }
.nav-cta {
  margin-left: 8px; padding: 8px 18px !important;
  background: var(--grad) !important; color: #04222E !important;
  border-radius: 8px; font-weight: 700;
  box-shadow: 0 0 18px rgba(34, 211, 238, 0.35);
}
.nav-cta:hover { filter: brightness(1.1); }
.nav-toggle {
  display: none; background: none; border: none; cursor: pointer;
  width: 40px; height: 40px; padding: 8px;
}
.nav-toggle span {
  display: block; height: 2px; background: var(--blue);
  margin: 5px 0; border-radius: 2px; transition: .3s;
}

/* ---------- 通用区块 ---------- */
section { padding: 88px 0; }
.section-gray { background: var(--bg-2); }
.section-head { text-align: center; max-width: 680px; margin: 0 auto 52px; }
.section-tag {
  display: inline-block; padding: 4px 14px; border-radius: 999px;
  background: rgba(34, 211, 238, 0.1); color: var(--cyan);
  border: 1px solid rgba(34, 211, 238, 0.25);
  font-size: 0.82rem; font-weight: 600; letter-spacing: 1px; margin-bottom: 14px;
}
.section-title {
  font-size: 2rem; font-weight: 800; margin-bottom: 12px;
  background: var(--grad); -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.section-sub { color: var(--text-light); font-size: 1.02rem; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 30px; border-radius: 10px; font-size: 1rem; font-weight: 600;
  cursor: pointer; border: none; transition: transform .15s, box-shadow .25s, filter .2s, background .2s;
}
.btn:active { transform: scale(0.97); }
.btn-primary {
  background: var(--grad); color: #04222E; font-weight: 700;
  box-shadow: 0 0 22px rgba(34, 211, 238, 0.35), 0 6px 18px rgba(2, 132, 199, 0.35);
}
.btn-primary:hover { color: #04222E; filter: brightness(1.12); transform: translateY(-2px); box-shadow: 0 0 32px rgba(34, 211, 238, 0.5), 0 10px 26px rgba(2, 132, 199, 0.45); }
.btn-outline {
  background: rgba(56, 189, 248, 0.06); color: var(--blue);
  border: 1.5px solid var(--border-bright);
}
.btn-outline:hover { background: rgba(56, 189, 248, 0.15); color: var(--cyan); box-shadow: 0 0 20px rgba(34, 211, 238, 0.25); }
.btn-gold {
  background: linear-gradient(135deg, var(--gold), #F59E0B);
  color: #422006; font-weight: 700;
  box-shadow: 0 0 22px rgba(251, 191, 36, 0.35), 0 6px 18px rgba(217, 119, 6, 0.35);
}
.btn-gold:hover { color: #422006; filter: brightness(1.1); transform: translateY(-2px); box-shadow: 0 0 32px rgba(251, 191, 36, 0.5), 0 10px 26px rgba(217, 119, 6, 0.45); }
.btn-lg { padding: 16px 36px; font-size: 1.06rem; }
.btn-sm { padding: 9px 20px; font-size: 0.9rem; }

/* ---------- Hero ---------- */
.hero {
  position: relative; padding: 170px 0 100px; overflow: hidden;
  background:
    radial-gradient(900px 480px at 75% -10%, rgba(129, 140, 248, 0.22), transparent 60%),
    radial-gradient(800px 500px at 15% 10%, rgba(34, 211, 238, 0.18), transparent 60%),
    linear-gradient(180deg, #081020 0%, var(--bg) 100%);
  color: var(--text);
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(56, 189, 248, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(56, 189, 248, 0.05) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 30%, #000 40%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 30%, #000 40%, transparent 75%);
  pointer-events: none;
}
.hero-glow {
  position: absolute; width: 620px; height: 620px; border-radius: 50%;
  background: radial-gradient(circle, rgba(34, 211, 238, 0.16), transparent 70%);
  top: -220px; right: -140px; pointer-events: none;
  filter: blur(10px);
}
.hero-inner { position: relative; text-align: center; max-width: 860px; margin: 0 auto; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 16px; border-radius: 999px; margin-bottom: 26px;
  background: rgba(56, 189, 248, 0.08); border: 1px solid rgba(56, 189, 248, 0.28);
  font-size: 0.86rem; color: var(--blue); backdrop-filter: blur(6px);
  box-shadow: 0 0 18px rgba(34, 211, 238, 0.12);
}
.hero-title {
  font-size: clamp(1.9rem, 4.6vw, 3.2rem); font-weight: 800;
  line-height: 1.25; margin-bottom: 18px; letter-spacing: 1px; color: var(--text);
}
.hero-title .hl {
  background: var(--grad); -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  text-shadow: none;
}
.hero-sub {
  font-size: clamp(1rem, 2vw, 1.25rem); color: var(--text-light); margin-bottom: 40px; letter-spacing: 0.5px;
}
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.hero .btn-outline { color: var(--text); border-color: rgba(230, 237, 247, 0.35); background: rgba(255,255,255,0.04); }
.hero .btn-outline:hover { border-color: var(--cyan); color: var(--cyan); box-shadow: 0 0 20px rgba(34, 211, 238, 0.25); }
.hero-stats {
  margin-top: 64px; display: flex; justify-content: center; gap: 56px; flex-wrap: wrap;
}
.hero-stat .num {
  font-size: 1.9rem; font-weight: 800;
  background: var(--grad); -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.hero-stat .lbl { font-size: 0.88rem; color: var(--text-light); margin-top: 2px; }

/* ---------- 卡片（深色玻璃拟态 + 发光hover） ---------- */
.card-grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 30px 26px; box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
  transition: transform .25s, box-shadow .25s, border-color .25s, background .25s;
}
.card:hover {
  transform: translateY(-6px);
  border-color: var(--border-bright);
  background: var(--card-strong);
  box-shadow: var(--shadow-glow);
}
.card-icon {
  width: 52px; height: 52px; border-radius: 12px; margin-bottom: 18px;
  background: rgba(34, 211, 238, 0.12); color: var(--cyan);
  border: 1px solid rgba(34, 211, 238, 0.25);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 0 16px rgba(34, 211, 238, 0.15);
}
.card-icon svg { width: 26px; height: 26px; }
.card h3 { font-size: 1.12rem; font-weight: 700; color: var(--text); margin-bottom: 10px; }
.card p { color: var(--text-light); font-size: 0.94rem; }

/* ---------- 产品展示（首页） ---------- */
.product-showcase {
  display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center;
}
.product-shot {
  border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--border-bright);
  box-shadow: var(--shadow-glow);
}
.feature-list { list-style: none; margin: 22px 0 30px; }
.feature-list li {
  display: flex; align-items: flex-start; gap: 12px; padding: 9px 0; font-size: 0.98rem;
}
.feature-list .check {
  flex-shrink: 0; width: 22px; height: 22px; margin-top: 2px; border-radius: 50%;
  background: rgba(34, 211, 238, 0.14); color: var(--cyan);
  border: 1px solid rgba(34, 211, 238, 0.3);
  display: flex; align-items: center; justify-content: center; font-size: 0.8rem; font-weight: 700;
}

/* ---------- 功能清单双列 + 运行环境卡片 ---------- */
.block-sub { color: var(--primary); margin-bottom: 18px; font-size: 1.15rem; }
.feat-cols {
  display: grid; grid-template-columns: repeat(2, 1fr);
  column-gap: 40px; margin-top: 0;
}
.feat-cols li { border-bottom: 1px dashed rgba(56, 189, 248, 0.14); padding: 12px 0; }
.env-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
}
.env-item {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 18px 20px;
  transition: border-color .25s, background .25s, transform .25s;
}
.env-item:hover { border-color: var(--border-bright); background: var(--card-strong); transform: translateY(-3px); }
.env-k { display: block; color: var(--cyan); font-weight: 600; font-size: 0.92rem; margin-bottom: 6px; }
.env-v { color: var(--text-light); font-size: 0.92rem; }

.tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 26px; }
.tag {
  padding: 5px 13px; border-radius: 999px;
  background: rgba(56, 189, 248, 0.1); color: var(--blue);
  border: 1px solid rgba(56, 189, 248, 0.22);
  font-size: 0.83rem; font-weight: 600;
}

/* ---------- 截图横向滚动画廊 ---------- */
.shot-carousel {
  overflow: hidden; position: relative;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 5%, #000 95%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 5%, #000 95%, transparent);
}
.shot-track {
  display: flex; width: max-content;
  animation: shotScroll 38s linear infinite;
}
.shot-carousel:hover .shot-track { animation-play-state: paused; }
@keyframes shotScroll {
  from { transform: translateX(-50%); }
  to { transform: translateX(0); }
}
@media (prefers-reduced-motion: reduce) {
  .shot-track { animation: none; }
}
.shot-thumb {
  width: 360px; flex-shrink: 0; margin-right: 20px;
  border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border);
  box-shadow: var(--shadow); background: var(--bg-3);
  transition: border-color .25s, box-shadow .25s;
}
.shot-thumb:hover { border-color: var(--border-bright); box-shadow: var(--shadow-glow); }
.shot-thumb img {
  display: block; width: 100%; height: 210px; object-fit: contain;
  background: #0A1120; cursor: zoom-in;
}
.shot-thumb figcaption {
  padding: 11px 14px; font-size: 0.86rem; color: var(--text-light);
  background: rgba(13, 22, 40, 0.9); border-top: 1px solid var(--border);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

/* ---------- 截图悬停大图预览 ---------- */
.shot-pop {
  display: none; position: fixed; z-index: 9998;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%) scale(0.97);
  background: rgba(10, 17, 32, 0.98);
  border: 1px solid var(--border-bright); border-radius: 12px;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.65), 0 0 40px rgba(34, 211, 238, 0.12);
  padding: 14px; max-width: 92vw;
}
.shot-pop.open { display: block; animation: popIn .18s ease; }
@keyframes popIn {
  from { opacity: 0; transform: translate(-50%, -50%) scale(0.97); }
  to { opacity: 1; transform: translate(-50%, -50%) scale(1); }
}
.shot-pop img {
  display: block; max-width: 88vw; max-height: 76vh;
  width: auto; height: auto; margin: 0 auto;
  border-radius: 8px; border: 1px solid var(--border);
}
.shot-pop-cap {
  padding: 10px 6px 2px; font-size: 0.88rem; color: var(--text-light); text-align: center;
}
.shot-pop-close {
  position: absolute; top: -14px; right: -14px;
  width: 34px; height: 34px; line-height: 32px; text-align: center;
  font-size: 16px; color: #9FB0C8; cursor: pointer; user-select: none;
  border-radius: 50%; border: 1px solid var(--border-bright);
  background: #0F1B33; box-shadow: 0 4px 14px rgba(0, 0, 0, 0.4);
}
.shot-pop-close:hover { color: #22D3EE; border-color: var(--border-bright); }

/* ---------- 产品图标（真实应用图标） ---------- */
.hero-badge img.product-icon {
  width: 22px; height: 22px; border-radius: 6px;
  margin-right: 6px; vertical-align: middle;
}
.product-title { display: flex; align-items: center; justify-content: center; gap: 14px; }
.product-title img.product-icon {
  width: 56px; height: 56px; border-radius: 14px;
  box-shadow: 0 8px 26px rgba(34, 211, 238, 0.28);
}

/* ---------- 表格 ---------- */
.table-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--border); box-shadow: var(--shadow); }
table { width: 100%; border-collapse: collapse; background: var(--bg-3); min-width: 560px; }
th, td { padding: 15px 20px; text-align: left; font-size: 0.95rem; color: var(--text); }
th { background: rgba(56, 189, 248, 0.12); color: var(--cyan); font-weight: 600; white-space: nowrap; }
tr + tr td { border-top: 1px solid var(--border); }
tbody tr:hover { background: rgba(56, 189, 248, 0.06); }
tbody tr td:first-child { color: var(--blue) !important; }

/* ---------- 价格卡 ---------- */
.price-card { position: relative; display: flex; flex-direction: column; }
.price-card .price {
  font-size: 2rem; font-weight: 800; margin: 6px 0 4px;
  background: var(--grad); -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.price-card .price small { font-size: 0.9rem; font-weight: 500; color: var(--text-light); -webkit-text-fill-color: var(--text-light); }
.price-card ul { list-style: none; margin: 18px 0 24px; flex: 1; }
.price-card ul li {
  padding: 7px 0; font-size: 0.92rem; color: var(--text-light);
  display: flex; gap: 10px; align-items: flex-start;
}
.price-card ul li::before { content: "✓"; color: var(--cyan); font-weight: 700; }
.price-note {
  text-align: center; margin-top: 26px; padding: 14px 20px; border-radius: 10px;
  background: rgba(251, 191, 36, 0.08); border: 1px dashed rgba(251, 191, 36, 0.35);
  color: var(--gold); font-size: 0.9rem;
}
.price-hot { border: 1.5px solid var(--border-bright); box-shadow: var(--shadow-glow); }
.price-hot::after {
  content: "推荐"; position: absolute; top: -13px; right: 22px;
  padding: 3px 14px; border-radius: 999px; font-size: 0.8rem; font-weight: 700;
  background: var(--grad); color: #04222E;
  box-shadow: 0 0 14px rgba(34, 211, 238, 0.5);
}

/* ---------- 流程步骤 ---------- */
.steps { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; counter-reset: step; }
.step {
  position: relative; background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px 14px 20px; text-align: center;
  box-shadow: var(--shadow); transition: transform .25s, border-color .25s, box-shadow .25s;
}
.step:hover { transform: translateY(-4px); border-color: var(--border-bright); box-shadow: var(--shadow-glow); }
.step::before {
  counter-increment: step; content: counter(step);
  display: flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; margin: 0 auto 12px; border-radius: 50%;
  background: var(--grad); color: #04222E; font-weight: 800; font-size: 1rem;
  box-shadow: 0 0 14px rgba(34, 211, 238, 0.4);
}
.step h4 { font-size: 0.95rem; color: var(--text); margin-bottom: 6px; }
.step p { font-size: 0.8rem; color: var(--text-light); }

/* ---------- 更新日志 ---------- */
.changelog { position: relative; padding-left: 34px; max-width: 760px; margin: 0 auto; }
.changelog::before {
  content: ""; position: absolute; left: 9px; top: 6px; bottom: 6px;
  width: 2px; background: linear-gradient(180deg, var(--cyan), var(--violet), transparent);
  opacity: .4;
}
.log-item { position: relative; padding-bottom: 34px; }
.log-item::before {
  content: ""; position: absolute; left: -31px; top: 6px;
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--cyan); box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.2), 0 0 12px rgba(34, 211, 238, 0.6);
}
.log-item .ver { font-weight: 700; color: var(--cyan); font-size: 1.05rem; }
.log-item .date { font-size: 0.84rem; color: var(--text-light); margin-left: 10px; }
.log-item ul { margin-top: 10px; padding-left: 18px; color: var(--text-light); font-size: 0.93rem; }
.log-item li { margin-bottom: 4px; }

/* ---------- 用户评价 ---------- */
.review-card { display: flex; flex-direction: column; gap: 14px; }
.review-text { color: var(--text); font-size: 0.95rem; }
.review-text::before { content: "“"; color: var(--cyan); font-size: 1.4rem; line-height: 0; margin-right: 2px; }
.review-text::after { content: "”"; color: var(--cyan); font-size: 1.4rem; line-height: 0; margin-left: 2px; }
.review-user { display: flex; align-items: center; gap: 12px; margin-top: auto; }
.review-avatar {
  width: 40px; height: 40px; border-radius: 50%; flex-shrink: 0;
  background: var(--grad);
  color: #04222E; display: flex; align-items: center; justify-content: center; font-weight: 800;
  box-shadow: 0 0 12px rgba(34, 211, 238, 0.35);
}
.review-user .name { font-weight: 600; color: var(--text); font-size: 0.92rem; }
.review-user .role { font-size: 0.8rem; color: var(--text-light); }
.review-stars { color: var(--gold); letter-spacing: 2px; font-size: 0.9rem; text-shadow: 0 0 10px rgba(251, 191, 36, 0.5); }

/* ---------- CTA 引流区 ---------- */
.cta-band {
  position: relative; overflow: hidden;
  background:
    radial-gradient(600px 260px at 80% 0%, rgba(129, 140, 248, 0.25), transparent 60%),
    radial-gradient(500px 260px at 15% 100%, rgba(34, 211, 238, 0.2), transparent 60%),
    var(--bg-2);
  border: 1px solid var(--border-bright);
  border-radius: 20px; padding: 60px 40px; text-align: center; color: var(--text);
  box-shadow: var(--shadow-glow);
}
.cta-band::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(56, 189, 248, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(56, 189, 248, 0.05) 1px, transparent 1px);
  background-size: 30px 30px;
  mask-image: radial-gradient(ellipse 70% 80% at 50% 50%, #000 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 70% 80% at 50% 50%, #000 30%, transparent 80%);
}
.cta-band h2 {
  font-size: 1.8rem; margin-bottom: 12px; position: relative;
  background: var(--grad); -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.cta-band p { color: var(--text-light); margin-bottom: 30px; position: relative; }
.cta-band .hero-actions { position: relative; }
.cta-band .btn-outline { color: var(--text); border-color: rgba(230, 237, 247, 0.35); background: rgba(255,255,255,0.04); }
.cta-band .btn-outline:hover { border-color: var(--cyan); color: var(--cyan); }

/* ---------- 页脚 ---------- */
.footer { background: #04070F; border-top: 1px solid var(--border); color: var(--text-light); padding: 56px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer h4 { color: var(--text); font-size: 1rem; margin-bottom: 16px; }
.footer ul { list-style: none; }
.footer ul li { margin-bottom: 9px; font-size: 0.9rem; }
.footer a { color: var(--text-light); }
.footer a:hover { color: var(--cyan); }
.footer-brand p { font-size: 0.88rem; margin-top: 12px; max-width: 300px; }
.footer-bottom {
  border-top: 1px solid var(--border); padding-top: 22px;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px;
  font-size: 0.84rem;
}
.footer-icp {
  margin-top: 12px; text-align: center; font-size: 0.82rem; color: var(--text-light);
}
.footer-icp a { color: var(--text-light); }
.footer-icp a:hover { color: var(--cyan); }

/* ---------- 微信二维码 ---------- */
.wechat-box {
  display: inline-flex; flex-direction: column; align-items: center; gap: 12px;
  background: var(--card); border: 1px solid var(--border-bright); border-radius: var(--radius);
  padding: 24px 28px; box-shadow: var(--shadow-glow);
}
.wechat-qr {
  width: 220px; height: 326px; border-radius: 10px; overflow: hidden;
  border: 1px solid var(--border-bright); background: #fff;
}
.wechat-qr img { width: 100%; height: 100%; object-fit: contain; }
.wechat-box .tip { font-size: 0.88rem; color: var(--text-light); }
.wechat-box .wxid { font-weight: 700; color: var(--cyan); }

/* ---------- 下载面板 ---------- */
.download-panel {
  position: relative; overflow: hidden;
  background:
    radial-gradient(500px 240px at 85% 10%, rgba(129, 140, 248, 0.22), transparent 60%),
    radial-gradient(500px 260px at 10% 90%, rgba(34, 211, 238, 0.18), transparent 60%),
    var(--bg-2);
  border: 1px solid var(--border-bright);
  border-radius: 20px; padding: 50px 40px; color: var(--text);
  display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 40px; align-items: center;
  box-shadow: var(--shadow-glow);
}
.download-panel h2 {
  font-size: 1.7rem; margin-bottom: 12px;
  background: var(--grad); -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.download-panel p { color: var(--text-light); font-size: 0.95rem; margin-bottom: 8px; }
.download-meta { display: flex; flex-wrap: wrap; gap: 10px 24px; margin: 18px 0 26px; font-size: 0.86rem; color: var(--blue); }
.download-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.download-panel .btn-outline { color: var(--text); border-color: rgba(230, 237, 247, 0.35); background: rgba(255,255,255,0.04); }
.download-panel .btn-outline:hover { border-color: var(--cyan); color: var(--cyan); }
.leave-mail {
  background: rgba(6, 11, 22, 0.55); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px; backdrop-filter: blur(8px);
}
.leave-mail h3 { font-size: 1.05rem; margin-bottom: 8px; color: var(--text); }
.leave-mail p { font-size: 0.84rem; color: var(--text-light); margin-bottom: 16px; }
.leave-mail input {
  width: 100%; padding: 12px 14px; border-radius: 8px; border: 1px solid var(--border);
  background: rgba(56, 189, 248, 0.05); color: var(--text); font-size: 0.92rem; margin-bottom: 12px;
  transition: border-color .2s, box-shadow .2s;
}
.leave-mail input::placeholder { color: var(--text-light); }
.leave-mail input:focus { outline: none; border-color: var(--cyan); box-shadow: 0 0 14px rgba(34, 211, 238, 0.25); }

/* ---------- 提示框 ---------- */
.notice {
  border-left: 4px solid var(--cyan); background: rgba(34, 211, 238, 0.07);
  border-radius: 0 10px 10px 0; padding: 16px 20px; font-size: 0.92rem; color: var(--text);
  margin: 24px 0;
}
.notice.gold { border-color: var(--gold); background: rgba(251, 191, 36, 0.07); }

/* ---------- 需求表单（内嵌卡片） ---------- */
.req-form { text-align: left; margin-top: 18px; }
.req-form label { display: block; font-size: 0.85rem; color: var(--text-light); margin-bottom: 6px; }
.req-form input, .req-form select, .req-form textarea {
  width: 100%; padding: 12px 14px; border-radius: 8px; border: 1px solid var(--border);
  background: rgba(56, 189, 248, 0.05); color: var(--text); font-size: 0.92rem;
  margin-bottom: 14px; font-family: inherit;
  transition: border-color .2s, box-shadow .2s;
}
.req-form select option { background: var(--bg-3); color: var(--text); }
.req-form textarea { min-height: 110px; resize: vertical; }
.req-form input::placeholder, .req-form textarea::placeholder { color: var(--text-light); }
.req-form input:focus, .req-form select:focus, .req-form textarea:focus {
  outline: none; border-color: var(--cyan); box-shadow: 0 0 14px rgba(34, 211, 238, 0.25);
}
.req-tip {
  display: none; margin-top: 14px; padding: 13px 15px; border-radius: 8px;
  background: rgba(52, 211, 153, 0.1); border: 1px solid rgba(52, 211, 153, 0.35);
  color: #34D399; font-size: 0.88rem; line-height: 1.6;
}

/* ---------- 徽章 ---------- */
.badge {
  display: inline-block; padding: 3px 10px; border-radius: 6px;
  font-size: 0.78rem; font-weight: 600;
}
.badge-free { background: rgba(52, 211, 153, 0.12); color: #34D399; border: 1px solid rgba(52, 211, 153, 0.3); }
.badge-pro { background: rgba(251, 191, 36, 0.12); color: var(--gold); border: 1px solid rgba(251, 191, 36, 0.3); }
.badge-blue { background: rgba(56, 189, 248, 0.12); color: var(--blue); border: 1px solid rgba(56, 189, 248, 0.3); }

/* ---------- 合规页面 ---------- */
.legal-body { max-width: 780px; margin: 0 auto; }
.legal-body h1 {
  font-size: 1.8rem; margin-bottom: 8px;
  background: var(--grad); -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.legal-body .update-date { color: var(--text-light); font-size: 0.86rem; margin-bottom: 34px; }
.legal-body h2 { font-size: 1.15rem; color: var(--cyan); margin: 30px 0 12px; }
.legal-body p, .legal-body li { color: var(--text); font-size: 0.95rem; }
.legal-body ul, .legal-body ol { padding-left: 22px; margin: 10px 0; }
.legal-body li { margin-bottom: 6px; }
.legal-body strong { color: var(--blue); }

/* ---------- 科技感升级：粒子画布 ---------- */
.particles-canvas {
  position: absolute; inset: 0; width: 100%; height: 100%;
  pointer-events: none;
}
.hero-inner { z-index: 1; }

/* ---------- 科技感升级：卡片鼠标跟随光晕 ---------- */
.card { position: relative; overflow: hidden; }
.card::after {
  content: ""; position: absolute; inset: 0; z-index: 0;
  background: radial-gradient(340px circle at var(--mx, 50%) var(--my, 50%),
    rgba(34, 211, 238, 0.13), transparent 65%);
  opacity: 0; transition: opacity .35s; pointer-events: none;
}
.card:hover::after { opacity: 1; }
.card > * { position: relative; z-index: 1; }

/* ---------- 科技感升级：自定义滚动条 ---------- */
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb {
  background: rgba(56, 189, 248, 0.28); border-radius: 6px;
  border: 2px solid var(--bg);
}
::-webkit-scrollbar-thumb:hover { background: rgba(56, 189, 248, 0.55); }

/* ---------- 科技感升级：选中文本 ---------- */
::selection { background: rgba(34, 211, 238, 0.32); color: #fff; }

/* ---------- 科技感升级：导航栏滚动加深 ---------- */
.navbar { transition: background .3s, box-shadow .3s; }
.navbar.scrolled {
  background: rgba(4, 7, 15, 0.94);
  box-shadow: 0 4px 28px rgba(0, 0, 0, 0.5), 0 1px 0 rgba(34, 211, 238, 0.15);
}

/* ---------- 能力标签循环滚动带 ---------- */
.marquee {
  overflow: hidden; position: relative;
  background: var(--bg-2);
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  padding: 18px 0;
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.marquee-track {
  display: flex; gap: 14px; width: max-content;
  animation: marquee-scroll 32s linear infinite;
}
.marquee:hover .marquee-track { animation-play-state: paused; }
@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
.marquee-item {
  flex-shrink: 0; display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 20px; border-radius: 999px; white-space: nowrap;
  background: var(--card); border: 1px solid var(--border);
  color: var(--text-light); font-size: 0.92rem; font-weight: 500;
  transition: border-color .2s, color .2s, box-shadow .2s;
}
.marquee-item:hover { border-color: var(--border-bright); color: var(--cyan); box-shadow: 0 0 14px rgba(34, 211, 238, 0.2); }
.marquee-item::before { content: "✦"; color: var(--cyan); font-size: 0.8rem; }

/* ---------- 滚动动画 ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ---------- 响应式 ---------- */
@media (max-width: 960px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(3, 1fr); }
  .feat-cols { grid-template-columns: 1fr; }
  .product-showcase { grid-template-columns: 1fr; gap: 36px; }
  .download-panel { grid-template-columns: 1fr; padding: 40px 28px; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 680px) {
  section { padding: 64px 0; }
  .grid-2, .grid-3, .grid-4, .shot-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .section-title { font-size: 1.6rem; }
  .hero { padding: 140px 0 80px; }
  .hero-stats { gap: 30px; }
  .nav-toggle { display: block; }
  .nav-links {
    position: fixed; top: 64px; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: rgba(6, 11, 22, 0.97); border-bottom: 1px solid var(--border);
    padding: 10px 16px 18px; box-shadow: var(--shadow-glow);
    transform: translateY(-140%); transition: transform .3s ease;
  }
  .nav-links.open { transform: translateY(0); }
  .nav-links a { padding: 13px 14px; }
  .nav-cta { margin: 8px 0 0; text-align: center; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .cta-band { padding: 44px 24px; }
}