/* ============================================================
   同花顺财经 · 极简科技暗色风格（站点三 / zh 子域名）
   主色：紫色 #7c5cff + 青色 #22d3ee，深色背景，网格点阵装饰
   ============================================================ */

:root {
  --brand-purple: #7c5cff;
  --brand-purple-light: #a78bfa;
  --brand-cyan: #22d3ee;
  --up-red: #ff5c5c;
  --down-green: #34d399;
  --bg-page: #0a0e1a;
  --bg-card: #131829;
  --bg-card-2: #171d33;
  --text-main: #e6e9f5;
  --text-sub: #8a90ac;
  --border-c: #262d47;
  --radius-lg: 16px;
  --radius-md: 12px;
  --shadow-glow: 0 0 0 1px rgba(124, 92, 255, 0.15), 0 12px 30px rgba(124, 92, 255, 0.12);
  --max-width: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  color: var(--text-main);
  background: var(--bg-page);
  line-height: 1.7;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, p { margin: 0; }
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.section { padding: 84px 0; }
.section-alt { background: #0d1224; }
.section-head { text-align: center; max-width: 680px; margin: 0 auto 50px; }
.section-tag {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12.5px; font-weight: 700; color: var(--brand-cyan);
  background: rgba(34, 211, 238, 0.08);
  border: 1px solid rgba(34, 211, 238, 0.25);
  padding: 6px 16px; border-radius: 20px; margin-bottom: 16px; letter-spacing: 1.5px;
}
.section-title { font-size: 32px; font-weight: 800; color: #fff; margin-bottom: 12px; }
.section-desc { font-size: 15px; color: var(--text-sub); }

/* ---------------- 导航：透明毛玻璃 ---------------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(10, 14, 26, 0.75);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-c);
}
.nav-bar { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; height: 72px; display: flex; align-items: center; justify-content: space-between; }
.brand { display: flex; align-items: center; gap: 10px; font-size: 19px; font-weight: 800; color: #fff; letter-spacing: 0.5px; }
.brand-mark { width: 36px; height: 36px; }
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a { position: relative; display: inline-block; padding: 9px 18px; font-size: 14.5px; font-weight: 600; color: var(--text-sub); border-radius: 8px; transition: color 0.2s ease; }
.nav-links a:hover { color: #fff; }
.nav-links a.active { color: #fff; }
.nav-links a.active::after { content: ""; position: absolute; left: 18px; right: 18px; bottom: 4px; height: 2px; background: linear-gradient(90deg, var(--brand-purple), var(--brand-cyan)); border-radius: 2px; }
.nav-cta { padding: 9px 20px !important; background: linear-gradient(90deg, var(--brand-purple), #6146d6) !important; color: #fff !important; border-radius: 20px !important; box-shadow: 0 6px 18px rgba(124,92,255,0.4); }

/* ---------------- 按钮 ---------------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font-size: 15px; font-weight: 700; padding: 14px 30px; border-radius: 10px; border: none; cursor: pointer; transition: transform 0.15s ease, box-shadow 0.2s ease, opacity 0.2s ease; font-family: inherit; }
.btn:disabled { cursor: not-allowed; opacity: 0.6; transform: none; }
.btn-primary { background: linear-gradient(90deg, var(--brand-purple), #6146d6); color: #fff; box-shadow: 0 10px 26px rgba(124, 92, 255, 0.4); }
.btn-primary:hover:not(:disabled) { transform: translateY(-2px); box-shadow: 0 14px 32px rgba(124, 92, 255, 0.5); }
.btn-ghost { background: transparent; color: #fff; border: 1.5px solid var(--border-c); }
.btn-ghost:hover:not(:disabled) { border-color: var(--brand-cyan); color: var(--brand-cyan); }
.btn-cyan { background: var(--brand-cyan); color: #06202a; box-shadow: 0 10px 26px rgba(34, 211, 238, 0.3); }
.btn-cyan:hover:not(:disabled) { transform: translateY(-2px); }
.btn-block { width: 100%; }
.btn-sm { padding: 10px 20px; font-size: 13.5px; }

/* ---------------- Hero：全屏网格背景 ---------------- */
.hero {
  position: relative;
  padding: 110px 0 90px;
  background-image:
    radial-gradient(circle at 20% 20%, rgba(124, 92, 255, 0.18), transparent 45%),
    radial-gradient(circle at 85% 75%, rgba(34, 211, 238, 0.14), transparent 45%),
    linear-gradient(var(--border-c) 1px, transparent 1px),
    linear-gradient(90deg, var(--border-c) 1px, transparent 1px);
  background-size: auto, auto, 44px 44px, 44px 44px;
  background-color: var(--bg-page);
  overflow: hidden;
}
.hero-inner { position: relative; text-align: center; max-width: 800px; margin: 0 auto; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(124, 92, 255, 0.1); border: 1px solid rgba(124, 92, 255, 0.35); padding: 8px 18px; border-radius: 24px; font-size: 13px; font-weight: 600; color: var(--brand-purple-light); margin-bottom: 28px; }
.hero h1 { font-size: 48px; font-weight: 800; line-height: 1.3; margin-bottom: 20px; color: #fff; }
.hero h1 span { background: linear-gradient(90deg, var(--brand-purple-light), var(--brand-cyan)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-sub { font-size: 16.5px; color: var(--text-sub); margin-bottom: 38px; max-width: 640px; margin-left: auto; margin-right: auto; }
.hero-actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; margin-bottom: 40px; }
.ticker-strip { display: flex; justify-content: center; gap: 20px; flex-wrap: wrap; background: rgba(255,255,255,0.03); border: 1px solid var(--border-c); border-radius: 14px; padding: 16px 22px; backdrop-filter: blur(4px); }
.ticker-item { display: flex; align-items: center; gap: 8px; font-size: 13px; }
.ticker-name { color: var(--text-sub); }
.ticker-up { color: var(--up-red); font-weight: 700; }
.ticker-down { color: var(--down-green); font-weight: 700; }

/* ---------------- 数据统计 ---------------- */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.stat-box { background: var(--bg-card); border: 1px solid var(--border-c); border-radius: var(--radius-md); padding: 30px 20px; text-align: center; }
.stat-num { font-size: 34px; font-weight: 800; background: linear-gradient(90deg, var(--brand-purple-light), var(--brand-cyan)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat-num small { font-size: 16px; }
.stat-label { font-size: 13px; color: var(--text-sub); margin-top: 8px; }

/* ---------------- 功能详述：2x2 分栏 ---------------- */
.deep-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.deep-panel { background: var(--bg-card); border: 1px solid var(--border-c); border-radius: var(--radius-lg); padding: 32px; transition: border-color 0.2s ease; }
.deep-panel:hover { border-color: rgba(124, 92, 255, 0.4); }
.deep-panel-icon { width: 50px; height: 50px; border-radius: 14px; background: rgba(124, 92, 255, 0.12); display: flex; align-items: center; justify-content: center; margin-bottom: 20px; color: var(--brand-purple-light); }
.deep-panel-icon svg { width: 26px; height: 26px; }
.deep-panel h3 { font-size: 19px; font-weight: 700; color: #fff; margin-bottom: 12px; }
.deep-panel p { font-size: 14px; color: var(--text-sub); margin-bottom: 8px; }

/* ---------------- 特性：手风琴 ---------------- */
.feature-accordion { max-width: 900px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.feature-item { background: var(--bg-card); border: 1px solid var(--border-c); border-radius: var(--radius-md); overflow: hidden; }
.feature-item summary { cursor: pointer; list-style: none; padding: 20px 24px; display: flex; align-items: center; gap: 16px; font-size: 16px; font-weight: 700; color: #fff; }
.feature-item summary::-webkit-details-marker { display: none; }
.feature-item summary .f-icon { width: 40px; height: 40px; border-radius: 10px; background: rgba(34, 211, 238, 0.1); display: flex; align-items: center; justify-content: center; color: var(--brand-cyan); flex-shrink: 0; }
.feature-item summary .f-icon svg { width: 20px; height: 20px; }
.feature-item summary .f-arrow { margin-left: auto; width: 18px; height: 18px; color: var(--text-sub); transition: transform 0.2s ease; }
.feature-item[open] summary .f-arrow { transform: rotate(180deg); }
.feature-item p { font-size: 14px; color: var(--text-sub); padding: 0 24px 22px 80px; }

/* ---------------- 平台下载 ---------------- */
.platform-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.platform-card { background: var(--bg-card); border: 1px solid var(--border-c); border-radius: var(--radius-lg); padding: 26px 22px; text-align: center; }
.platform-card:hover { border-color: rgba(34, 211, 238, 0.35); }
.platform-icon { width: 44px; height: 44px; margin: 0 auto 16px; color: var(--brand-cyan); }
.platform-card h4 { font-size: 16px; font-weight: 700; margin-bottom: 6px; color: #fff; }
.platform-card p { font-size: 12.5px; color: var(--text-sub); margin-bottom: 18px; min-height: 40px; }

/* ---------------- 评价 ---------------- */
.review-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.review-card { background: var(--bg-card); border: 1px solid var(--border-c); border-radius: var(--radius-lg); padding: 26px; position: relative; }
.review-quote { position: absolute; top: 18px; right: 22px; width: 28px; height: 28px; color: rgba(124, 92, 255, 0.25); }
.review-stars { color: var(--brand-cyan); margin-bottom: 12px; font-size: 14px; }
.review-card p { font-size: 13.5px; color: var(--text-main); margin-bottom: 16px; }
.review-user { display: flex; align-items: center; gap: 10px; }
.review-avatar { width: 34px; height: 34px; border-radius: 50%; background: linear-gradient(135deg, var(--brand-purple), var(--brand-cyan)); color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 13px; }
.review-name { font-size: 13px; font-weight: 700; color: #fff; }
.review-role { font-size: 11.5px; color: var(--text-sub); }

/* ---------------- 对比表格 ---------------- */
.compare-table-wrap { overflow-x: auto; border: 1px solid var(--border-c); border-radius: var(--radius-lg); }
.compare-table { width: 100%; border-collapse: collapse; background: var(--bg-card); min-width: 640px; }
.compare-table th, .compare-table td { padding: 16px 18px; font-size: 13.5px; border-bottom: 1px solid var(--border-c); text-align: center; color: var(--text-sub); }
.compare-table th:first-child, .compare-table td:first-child { text-align: left; }
.compare-table thead th { background: var(--bg-card-2); color: #fff; font-size: 13.5px; }
.compare-table thead th.highlight { color: var(--brand-cyan); }
.compare-table tbody tr:last-child td { border-bottom: none; }
.compare-table td.yes { color: var(--down-green); font-weight: 700; }
.compare-table td.col-highlight { background: rgba(124, 92, 255, 0.06); font-weight: 700; color: var(--brand-purple-light); }

/* ---------------- FAQ：手风琴（另一种视觉） ---------------- */
.faq-list { max-width: 820px; margin: 0 auto; display: flex; flex-direction: column; gap: 10px; }
.faq-item { background: var(--bg-card); border: 1px solid var(--border-c); border-radius: var(--radius-md); padding: 2px 22px; }
.faq-item summary { cursor: pointer; list-style: none; padding: 18px 0; font-size: 15px; font-weight: 700; color: #fff; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary .faq-icon { width: 20px; height: 20px; flex-shrink: 0; color: var(--brand-cyan); transition: transform 0.2s ease; }
.faq-item[open] summary .faq-icon { transform: rotate(180deg); }
.faq-item p { font-size: 13.5px; color: var(--text-sub); padding: 0 0 18px; }

/* ---------------- 下载页专用 ---------------- */
.download-hero { padding: 70px 0 56px; background-image: radial-gradient(circle at 30% 30%, rgba(124,92,255,0.16), transparent 50%); background-color: var(--bg-page); border-bottom: 1px solid var(--border-c); }
.download-main-card { background: var(--bg-card); border: 1px solid var(--border-c); border-radius: var(--radius-lg); padding: 32px; display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.download-main-info { display: flex; align-items: center; gap: 20px; }
.download-main-icon { width: 60px; height: 60px; color: var(--brand-cyan); flex-shrink: 0; }
.download-meta { display: flex; gap: 16px; margin-top: 10px; font-size: 12.5px; color: var(--text-sub); flex-wrap: wrap; }

.step-list { display: flex; flex-direction: column; }
.step-item { display: flex; gap: 20px; padding: 24px 0; border-bottom: 1px solid var(--border-c); }
.step-item:last-child { border-bottom: none; }
.step-num { width: 38px; height: 38px; border-radius: 10px; background: rgba(124, 92, 255, 0.15); color: var(--brand-purple-light); font-weight: 800; font-size: 15px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.step-item h4 { font-size: 16px; font-weight: 700; margin-bottom: 6px; color: #fff; }
.step-item p { font-size: 13.5px; color: var(--text-sub); }

.req-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.req-card { background: var(--bg-card); border: 1px solid var(--border-c); border-radius: var(--radius-md); padding: 22px; }
.req-card h4 { font-size: 15px; font-weight: 700; margin-bottom: 12px; color: #fff; display: flex; align-items: center; gap: 8px; }
.req-card h4 svg { width: 20px; height: 20px; color: var(--brand-cyan); }
.req-card ul li { font-size: 13px; color: var(--text-sub); padding: 6px 0; display: flex; justify-content: space-between; border-bottom: 1px dashed var(--border-c); }
.req-card ul li:last-child { border-bottom: none; }
.req-card ul li span:first-child { color: var(--text-main); font-weight: 600; }

.changelog-list { display: flex; flex-direction: column; gap: 16px; }
.changelog-item { background: var(--bg-card); border: 1px solid var(--border-c); border-radius: var(--radius-md); padding: 20px 24px; }
.changelog-head { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; flex-wrap: wrap; }
.changelog-version { font-size: 14.5px; font-weight: 800; color: var(--brand-cyan); }
.changelog-date { font-size: 12px; color: var(--text-sub); background: var(--bg-card-2); padding: 3px 10px; border-radius: 12px; }
.changelog-item ul li { font-size: 13px; color: var(--text-sub); padding: 3px 0; position: relative; padding-left: 16px; }
.changelog-item ul li::before { content: "◆"; font-size: 9px; color: var(--brand-purple-light); position: absolute; left: 0; top: 6px; }

.safety-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.safety-card { text-align: center; padding: 26px; background: var(--bg-card); border-radius: var(--radius-md); border: 1px solid var(--border-c); }
.safety-card svg { width: 38px; height: 38px; color: var(--down-green); margin: 0 auto 12px; }
.safety-card h4 { font-size: 14.5px; font-weight: 700; margin-bottom: 6px; color: #fff; }
.safety-card p { font-size: 12.5px; color: var(--text-sub); }

/* ---------------- 中文页 ---------------- */
.article-page { max-width: 860px; margin: 0 auto; }
.article-page h2 { font-size: 23px; font-weight: 800; color: #fff; margin: 40px 0 16px; }
.article-page h2:first-child { margin-top: 0; }
.article-page p { font-size: 15px; color: var(--text-sub); margin-bottom: 14px; }
.article-page ul { padding-left: 20px; margin-bottom: 14px; }
.article-page ul li { font-size: 14px; color: var(--text-sub); list-style: disc; margin-bottom: 6px; }
.cta-banner { margin-top: 50px; background: linear-gradient(120deg, rgba(124,92,255,0.18), rgba(34,211,238,0.12)); border: 1px solid var(--border-c); border-radius: var(--radius-lg); padding: 44px; text-align: center; }
.cta-banner h3 { font-size: 24px; font-weight: 800; margin-bottom: 12px; color: #fff; }
.cta-banner p { color: var(--text-sub); margin-bottom: 24px; }

/* ---------------- 页脚 ---------------- */
.site-footer { background: #060811; border-top: 1px solid var(--border-c); padding: 40px 0 26px; }
.footer-notice { display: flex; align-items: center; gap: 10px; justify-content: center; font-size: 13px; color: var(--brand-cyan); padding-bottom: 18px; border-bottom: 1px solid var(--border-c); margin-bottom: 18px; }
.footer-notice svg { width: 18px; height: 18px; color: var(--down-green); flex-shrink: 0; }
.footer-copy { text-align: center; font-size: 12px; line-height: 1.9; color: var(--text-sub); }

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

@media (max-width: 960px) {
  .stats-grid, .platform-grid, .review-grid, .deep-grid, .req-grid, .safety-grid { grid-template-columns: repeat(2, 1fr); }
  .nav-links { display: none; }
}
@media (max-width: 640px) {
  .stats-grid, .platform-grid, .review-grid, .deep-grid, .req-grid, .safety-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 32px; }
  .section-title { font-size: 24px; }
}