/* ============================================================
   TradingView — folio · 数据风（实时行情终端）
   同一紫色光影主题、同一 TradingView 品牌，但表达形式不同于
   nova（营销）、aurora（状态栏+表格）、vertex（仪表盘）、helix（产品展示）：
   顶部实时滚动行情条 + 可交互 K 线图（十字光标 / 拖动平移 / 导航滚动条）+ 行情表 + 研究文库。
   零框架、零外部依赖、自包含。
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 5rem; }

:root {
  --bg-0: #0a0612;
  --bg-1: #0d0a1a;
  --panel: rgba(18, 12, 34, 0.55);
  --panel-2: rgba(28, 19, 50, 0.68);
  --line: rgba(176, 140, 255, 0.12);
  --line-2: rgba(176, 140, 255, 0.22);
  --text-0: #f5f2ff;
  --text-1: #c9bfe8;
  --text-2: #9a8fc0;
  --text-3: #6b6192;
  --violet: #8b5cf6;
  --violet-l: #b69cff;
  --fuchsia: #e463f5;
  --up: #34d399;
  --down: #fb7185;
  --grad: linear-gradient(100deg, #b69cff 0%, #e463f5 55%, #8b5cf6 100%);
  --grad-soft: linear-gradient(150deg, rgba(139, 92, 246, 0.16), rgba(228, 99, 245, 0.07));
  --glow: 0 40px 120px -50px rgba(140, 60, 220, 0.75);
  --glow-sm: 0 20px 60px -34px rgba(140, 60, 220, 0.55);
  --r: 10px;
  --r-lg: 16px;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", Roboto, Arial, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

body {
  margin: 0; font-family: var(--sans); font-size: 16px; line-height: 1.65;
  color: var(--text-0); background: var(--bg-0);
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}

/* ---------- 背景：紫色光晕 + 细网格 ---------- */
.bg { position: fixed; inset: 0; z-index: -1; overflow: hidden;
  background:
    radial-gradient(120% 80% at 50% -20%, rgba(139, 92, 246, 0.26), transparent 60%),
    radial-gradient(50% 40% at 85% 6%, rgba(228, 99, 245, 0.12), transparent 60%),
    radial-gradient(55% 45% at 6% 30%, rgba(124, 140, 248, 0.10), transparent 60%),
    linear-gradient(180deg, var(--bg-0), var(--bg-1)); }
.bg::after { content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(176,140,255,0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(176,140,255,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: radial-gradient(ellipse 100% 65% at 50% 0%, black 8%, transparent 76%);
  -webkit-mask-image: radial-gradient(ellipse 100% 65% at 50% 0%, black 8%, transparent 76%); }
.orb { position: absolute; border-radius: 50%; filter: blur(100px); opacity: 0.42; will-change: transform; }
.orb--a { width: 520px; height: 520px; left: -12%; top: 2%; background: radial-gradient(circle, rgba(139,92,246,0.34), transparent 66%); animation: drift-a 36s ease-in-out infinite alternate; }
.orb--b { width: 440px; height: 440px; right: -10%; top: 44%; background: radial-gradient(circle, rgba(228,99,245,0.26), transparent 66%); animation: drift-b 42s ease-in-out infinite alternate; }
@keyframes drift-a { from { transform: translate(0,0); } to { transform: translate(70px,-52px); } }
@keyframes drift-b { from { transform: translate(0,0); } to { transform: translate(-88px,44px); } }

/* ---------- 通用 ---------- */
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 1.5rem; }
.section { padding-top: 5rem; padding-bottom: 5rem; }
.g { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.skip { position: absolute; left: -9999px; top: 0; background: var(--violet); color: #fff; padding: 0.5rem 1rem; border-radius: var(--r); z-index: 1000; }
.skip:focus { left: 1rem; top: 1rem; }

.sec-head { max-width: 660px; margin: 0 0 2.2rem; }
.sec-head__k { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--violet-l); margin: 0 0 0.85rem; }
.sec-head__k::before { content: "// "; color: var(--fuchsia); }
.sec-head h2 { margin: 0; font-family: var(--sans); font-size: clamp(1.6rem, 3.4vw, 2.4rem); font-weight: 800; letter-spacing: -0.025em; line-height: 1.14; }
.sec-head p { margin: 0.75rem 0 0; color: var(--text-1); }

/* ---------- 按钮 ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem; padding: 0.8rem 1.4rem; font-family: var(--sans); font-size: 0.9rem; font-weight: 700; text-decoration: none; border-radius: 9px; border: 1px solid transparent; cursor: pointer; white-space: nowrap; transition: transform 0.16s, box-shadow 0.22s, border-color 0.22s, background 0.22s; }
.btn svg { width: 17px; height: 17px; }
.btn--sm { padding: 0.45rem 1rem; font-size: 0.82rem; }
.btn--primary { color: #fff; background: var(--grad); box-shadow: 0 12px 32px -12px rgba(190,90,240,0.6); }
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 18px 44px -14px rgba(210,100,245,0.72); }
.btn--ghost { color: var(--text-0); background: rgba(176,140,255,0.06); border-color: var(--line-2); }
.btn--ghost:hover { border-color: var(--violet); background: rgba(176,140,255,0.12); transform: translateY(-2px); }

/* ---------- 顶部滚动进度 ---------- */
.progress { position: fixed; left: 0; top: 0; height: 2px; width: 0; z-index: 100; background: var(--grad); box-shadow: 0 0 10px rgba(228,99,245,0.65); }

/* ---------- 头部 ---------- */
.head { position: sticky; top: 0; z-index: 50; background: rgba(10,6,18,0.82);
  backdrop-filter: blur(14px) saturate(150%); -webkit-backdrop-filter: blur(14px) saturate(150%);
  border-bottom: 1px solid var(--line); }
.head__in { display: flex; align-items: center; gap: 1.1rem; height: 3.8rem; }
.brand { display: inline-flex; align-items: center; gap: 0.5rem; font-weight: 800; font-size: 1rem; color: var(--text-0); text-decoration: none; }
.brand img { width: 26px; height: 26px; border-radius: 7px; }
.brand em { font-style: normal; font-family: var(--mono); font-size: 0.6rem; font-weight: 700; letter-spacing: 0.16em; color: var(--violet-l); border: 1px solid var(--line-2); border-radius: 5px; padding: 0.08rem 0.4rem; text-transform: uppercase; }
.nav { display: none; margin: 0 auto; }
@media (min-width: 900px) {
  .nav { display: flex; gap: 0.1rem; }
  .nav a { font-family: var(--mono); font-size: 0.82rem; padding: 0.4rem 0.8rem; color: var(--text-1); text-decoration: none; border-radius: 7px; transition: color 0.18s, background 0.18s; }
  .nav a:hover { color: var(--text-0); background: rgba(176,140,255,0.1); }
  .nav a.is-active { color: var(--text-0); background: rgba(176,140,255,0.1); }
}
.head__cta { margin-left: auto; display: inline-flex; align-items: center; gap: 0.6rem; }

/* ---------- 实时滚动行情条 ---------- */
.tape { overflow: hidden; border-bottom: 1px solid var(--line); background: rgba(12,8,22,0.6); }
.tape__row { display: inline-flex; gap: 2.2rem; white-space: nowrap; padding: 0.55rem 0; will-change: transform; animation: tape 46s linear infinite; }
.tape:hover .tape__row { animation-play-state: paused; }
@keyframes tape { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.tape__i { display: inline-flex; align-items: baseline; gap: 0.5rem; font-family: var(--mono); font-size: 0.78rem; }
.tape__i b { color: var(--text-2); font-weight: 600; }
.tape__i span { color: var(--text-0); font-variant-numeric: tabular-nums; }
.tape__i em { font-style: normal; font-size: 0.72rem; }
.tape__i em.up { color: var(--up); }
.tape__i em.dn { color: var(--down); }

/* ---------- HERO ---------- */
.hero { padding-top: 3rem; padding-bottom: 1.4rem; }
.hero__head { max-width: 760px; margin: 0 auto 2rem; text-align: center; }
.hero__k { font-family: var(--mono); font-size: 0.75rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--violet-l); margin: 0 0 1.1rem; }
.hero h1 { margin: 0 0 1.1rem; font-family: var(--sans); font-size: clamp(2rem, 5vw, 3.4rem); font-weight: 800; line-height: 1.08; letter-spacing: -0.03em; }
.hero__sub { margin: 0 auto 1.6rem; max-width: 38rem; color: var(--text-1); font-size: 1.05rem; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 0.8rem; justify-content: center; }
.hero__chips { margin: 1.6rem 0 0; display: flex; flex-wrap: wrap; justify-content: center; gap: 0.6rem; }
.hero__chips span { font-family: var(--mono); font-size: 0.72rem; color: var(--text-2); border: 1px solid var(--line); border-radius: 99px; padding: 0.3rem 0.85rem; }
.hero__chips b { color: var(--up); font-weight: 700; }

/* ---------- 交互 K 线终端 ---------- */
.chart-sec { padding-top: 0; padding-bottom: 1rem; }
.cterm { border: 1px solid var(--line-2); border-radius: 14px; overflow: hidden; background: rgba(10,6,20,0.92); box-shadow: var(--glow); }
.cterm__bar { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; padding: 0.5rem 0.8rem; border-bottom: 1px solid var(--line); background: rgba(255,255,255,0.02); }
.cterm__syms, .cterm__tfs { display: inline-flex; gap: 0.15rem; }
.cterm__tfs { margin-left: 0.4rem; }
.cterm__syms button, .cterm__tfs button { font-family: var(--mono); font-size: 0.74rem; color: var(--text-2); background: none; border: 1px solid transparent; border-radius: 6px; padding: 0.28rem 0.55rem; cursor: pointer; transition: color 0.16s, background 0.16s; }
.cterm__syms button span { color: var(--text-3); margin-left: 0.1em; }
.cterm__syms button:hover, .cterm__tfs button:hover { color: var(--text-0); background: rgba(176,140,255,0.08); }
.cterm__syms button.on, .cterm__tfs button.on { color: var(--text-0); background: rgba(176,140,255,0.14); }
.cterm__live { margin-left: auto; display: inline-flex; align-items: center; gap: 0.35rem; font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.12em; color: var(--up); }
.cterm__live i { width: 7px; height: 7px; border-radius: 50%; background: var(--up); box-shadow: 0 0 8px rgba(52,211,153,0.9); animation: blink 1.6s infinite; }
@keyframes blink { 0%,100% { opacity: 1; } 50% { opacity: 0.35; } }
.cterm__head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 0.4rem 1.1rem; padding: 0.7rem 0.9rem 0.3rem; }
.cterm__price { display: flex; align-items: baseline; gap: 0.6rem; }
.cterm__sym { font-size: 0.92rem; font-weight: 700; }
.cterm__last { font-family: var(--mono); font-size: 1.4rem; font-weight: 700; font-variant-numeric: tabular-nums; letter-spacing: -0.01em; }
.cterm__chg { font-family: var(--mono); font-size: 0.85rem; font-weight: 600; color: var(--text-2); }
.cterm__chg.up { color: var(--up); }
.cterm__chg.dn { color: var(--down); }
.cterm__ohlc { display: flex; flex-wrap: wrap; gap: 0.7rem; font-family: var(--mono); font-size: 0.7rem; color: var(--text-3); }
.cterm__ohlc b { color: var(--text-1); font-weight: 600; }
.cterm__canvas { position: relative; height: 360px; padding: 0.2rem 0.35rem 0; }
.cterm__canvas canvas { width: 100%; height: 100%; display: block; cursor: crosshair; touch-action: none; }
.cterm__nav { position: relative; height: 48px; border-top: 1px solid var(--line); padding: 0.35rem 0.35rem; }
.cterm__nav canvas { width: 100%; height: 100%; display: block; cursor: ew-resize; touch-action: none; }
@media (max-width: 640px) { .cterm__canvas { height: 300px; } }
.chart-note { max-width: 900px; margin: 0.9rem auto 0; font-family: var(--mono); font-size: 0.74rem; line-height: 1.6; color: var(--text-3); text-align: center; }

/* ---------- 行情表 ---------- */
.mpanel { border: 1px solid var(--line-2); border-radius: 12px; overflow-x: auto; background: var(--panel); }
.mtable { width: 100%; border-collapse: collapse; font-family: var(--mono); font-size: 0.86rem; }
.mtable th { text-align: left; font-family: var(--sans); font-size: 0.68rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-3); font-weight: 600; padding: 0.7rem 1rem; border-bottom: 1px solid var(--line-2); }
.mtable th.num, .mtable td.num { text-align: right; font-variant-numeric: tabular-nums; }
.mtable td { padding: 0.75rem 1rem; border-bottom: 1px solid var(--line); color: var(--text-1); }
.mtable tr:last-child td { border-bottom: none; }
.mtable tbody tr:hover td { background: rgba(176,140,255,0.04); }
.mtable .sym { color: var(--text-0); font-weight: 600; }
.mtable .up { color: var(--up); }
.mtable .dn { color: var(--down); }

/* ---------- 研究文库 ---------- */
.rgrid { border-top: 1px solid var(--line-2); }
.rrow { display: grid; grid-template-columns: 2.4rem 1fr auto; gap: 1rem; align-items: baseline; padding: 1.05rem 0.4rem; border-bottom: 1px solid var(--line); text-decoration: none; color: var(--text-0); transition: background 0.16s; }
.rrow:hover { background: rgba(176,140,255,0.04); }
.rrow__n { font-family: var(--mono); font-size: 0.78rem; color: var(--text-3); }
.rrow__cat { display: block; font-family: var(--mono); font-size: 0.62rem; letter-spacing: 0.12em; color: var(--violet-l); margin-bottom: 0.3rem; }
.rrow__t { font-weight: 700; font-size: 1.04rem; letter-spacing: -0.01em; transition: color 0.16s; }
.rrow__d { display: block; margin-top: 0.3rem; color: var(--text-2); font-size: 0.86rem; line-height: 1.55; }
.rrow__meta { font-family: var(--mono); font-size: 0.72rem; color: var(--text-3); white-space: nowrap; }
.rrow:hover .rrow__t { color: var(--violet-l); }
@media (max-width: 640px) { .rrow { grid-template-columns: 1.8rem 1fr; } .rrow__meta { display: none; } }

/* ---------- 平台部署 ---------- */
.deploy { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line-2); border-radius: 12px; overflow: hidden; box-shadow: var(--glow-sm); }
@media (min-width: 720px) { .deploy { grid-template-columns: repeat(2, 1fr); } }
.dep { display: flex; align-items: center; gap: 1rem; padding: 1rem 1.3rem; text-decoration: none; color: var(--text-0); background: rgba(10,6,20,0.6); transition: background 0.18s; }
.dep:hover { background: rgba(176,140,255,0.06); }
.dep__ico { width: 34px; height: 34px; flex-shrink: 0; display: grid; place-items: center; border-radius: 9px; background: rgba(176,140,255,0.08); border: 1px solid var(--line); }
.dep__ico img { width: 20px; height: 20px; object-fit: contain; }
.dep__t { display: flex; flex-direction: column; min-width: 0; }
.dep__t b { font-size: 0.95rem; font-weight: 700; }
.dep__t small { font-family: var(--mono); font-size: 0.72rem; color: var(--text-3); }
.dep__go { margin-left: auto; font-family: var(--mono); font-size: 0.8rem; color: var(--text-3); transition: color 0.2s, transform 0.2s; }
.dep:hover .dep__go { color: var(--violet-l); transform: translateX(3px); }

/* ---------- FAQ ---------- */
.faq { display: grid; gap: 0.7rem; max-width: 860px; }
.qa { border: 1px solid var(--line); border-radius: var(--r); background: var(--panel); overflow: hidden; transition: border-color 0.22s; }
.qa[open] { border-color: var(--line-2); }
.qa summary { list-style: none; cursor: pointer; display: flex; align-items: baseline; gap: 0.8rem; padding: 1rem 1.2rem; font-weight: 700; color: var(--text-0); }
.qa summary::-webkit-details-marker { display: none; }
.qa summary i { font-style: normal; font-family: var(--mono); font-size: 0.74rem; color: var(--violet-l); flex-shrink: 0; }
.qa summary::after { content: "+"; margin-left: auto; font-size: 1.35rem; font-weight: 200; color: var(--violet-l); line-height: 1; transition: transform 0.22s; }
.qa[open] summary::after { transform: rotate(45deg); }
.qa p { margin: 0; padding: 0 1.2rem 1.1rem 3rem; color: var(--text-1); font-size: 0.93rem; line-height: 1.7; }

/* ---------- CTA ---------- */
.cta { position: relative; overflow: hidden; border: 1px solid var(--line-2); border-radius: var(--r-lg); background: var(--grad-soft); padding: 3.4rem 2rem; text-align: center; box-shadow: var(--glow); }
.cta::before { content: ""; position: absolute; inset: 0; background: radial-gradient(ellipse 68% 130% at 50% 0%, rgba(228,99,245,0.2), transparent 62%); pointer-events: none; }
.cta__k { position: relative; margin: 0 0 0.8rem; font-family: var(--mono); font-size: 0.74rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--violet-l); }
.cta h2 { position: relative; margin: 0 auto 0.7rem; font-family: var(--sans); font-size: clamp(1.7rem, 3.6vw, 2.6rem); font-weight: 800; letter-spacing: -0.02em; }
.cta p { position: relative; margin: 0 auto 1.8rem; max-width: 36rem; color: var(--text-1); }
.cta .hero__actions { position: relative; justify-content: center; }

/* ---------- 页脚 ---------- */
.foot { border-top: 1px solid var(--line); margin-top: 3rem; padding: 2.6rem 0 2.2rem; }
.foot__risk { margin: 0 0 1.6rem; padding: 0.9rem 1.1rem; font-size: 0.82rem; line-height: 1.6; color: var(--text-1); background: rgba(228,99,245,0.05); border: 1px solid rgba(228,99,245,0.16); border-radius: var(--r); }
.foot__links { display: flex; flex-wrap: wrap; gap: 0.4rem 1.5rem; margin-bottom: 1.2rem; }
.foot__links a { font-family: var(--mono); font-size: 0.78rem; color: var(--text-1); text-decoration: none; transition: color 0.16s; }
.foot__links a:hover { color: var(--violet-l); }
.foot__copy { margin: 0; font-family: var(--mono); font-size: 0.7rem; color: var(--text-3); }

/* ---------- 语言切换器 ---------- */
.lang { position: relative; }
.lang summary { list-style: none; cursor: pointer; display: inline-flex; align-items: center; gap: 0.35rem; padding: 0.42rem 0.7rem; font-size: 0.82rem; font-weight: 600; color: var(--text-0); border: 1px solid var(--line-2); border-radius: 8px; transition: background 0.18s, border-color 0.18s; white-space: nowrap; }
.lang summary::-webkit-details-marker { display: none; }
.lang summary::after { content: ""; width: 6px; height: 6px; border-right: 2px solid currentColor; border-bottom: 2px solid currentColor; transform: rotate(45deg) translate(-1px,-2px); opacity: 0.7; }
.lang summary:hover { background: rgba(176,140,255,0.1); border-color: var(--violet); }
.lang__menu { position: absolute; right: 0; top: calc(100% + 8px); min-width: 158px; list-style: none; margin: 0; padding: 0.35rem; background: rgba(14,9,24,0.98); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); border: 1px solid var(--line-2); border-radius: var(--r); box-shadow: var(--glow-sm); z-index: 70; }
.lang__menu li { list-style: none; margin: 0; }
.lang__menu a { display: block; padding: 0.5rem 0.7rem; color: var(--text-1); text-decoration: none; font-size: 0.88rem; border-radius: 7px; }
.lang__menu a:hover { background: rgba(176,140,255,0.12); color: var(--text-0); }
.lang__menu a[aria-current="true"] { color: var(--violet-l); font-weight: 700; }

/* ---------- 研究（博客）首页 ---------- */
.blog-hero { padding: 3.4rem 0 2rem; max-width: 720px; }
.blog-hero h1 { margin: 0.8rem 0 1rem; font-family: var(--sans); font-size: clamp(1.9rem, 4.4vw, 3rem); font-weight: 800; letter-spacing: -0.03em; line-height: 1.12; }
.blog-hero__lead { margin: 0; color: var(--text-1); font-size: 1.02rem; }
.cat-filter { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 2rem; }
.cat-filter button { font-family: var(--mono); font-size: 0.8rem; color: var(--text-1); background: var(--panel); border: 1px solid var(--line-2); border-radius: 7px; padding: 0.42rem 0.95rem; cursor: pointer; transition: color 0.18s, border-color 0.18s, background 0.18s; }
.cat-filter button:hover { color: var(--text-0); border-color: var(--violet); }
.cat-filter button.is-active { color: #fff; background: var(--grad); border-color: transparent; }
.post-grid { display: grid; gap: 1.1rem; grid-template-columns: 1fr; padding-bottom: 3.5rem; }
@media (min-width: 640px) { .post-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .post-grid { grid-template-columns: repeat(3, 1fr); } }
.pcard-post { display: flex; flex-direction: column; text-decoration: none; color: var(--text-0); background: var(--panel); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; transition: transform 0.2s, border-color 0.2s, box-shadow 0.25s; }
.pcard-post:hover { transform: translateY(-4px); border-color: var(--line-2); box-shadow: var(--glow-sm); }
.pcard-post.is-hidden { display: none; }
.pcard-post__thumb { aspect-ratio: 1200 / 630; background: #0c0820; border-bottom: 1px solid var(--line); }
.pcard-post__thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.pcard-post__body { display: flex; flex-direction: column; gap: 0.4rem; padding: 1.1rem 1.2rem 1.3rem; }
.pcard-post__cat { font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.06em; color: var(--violet-l); }
.pcard-post__cat i { font-style: normal; color: var(--text-3); margin-right: 0.5em; }
.pcard-post__title { font-size: 1.02rem; font-weight: 700; line-height: 1.35; letter-spacing: -0.01em; }
.pcard-post__desc { font-size: 0.85rem; color: var(--text-1); line-height: 1.6; }
.pcard-post__meta { margin-top: 0.2rem; font-family: var(--mono); font-size: 0.7rem; color: var(--text-3); }

/* ---------- 文章页 ---------- */
.post-wrap { padding-top: 1.6rem; }
.crumbs { font-family: var(--mono); font-size: 0.78rem; color: var(--text-3); margin: 0.6rem 0 1.6rem; }
.crumbs a { color: var(--text-1); text-decoration: none; }
.crumbs a:hover { color: var(--violet-l); }
.crumbs span { color: var(--text-3); margin: 0 0.3rem; }
.post { max-width: 760px; margin: 0 auto 2rem; }
.post__cat { font-family: var(--mono); font-size: 0.74rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--violet-l); margin: 0 0 0.9rem; }
.post__cat i { font-style: normal; color: var(--text-3); }
.post h1 { margin: 0 0 1.4rem; font-family: var(--sans); font-size: clamp(1.8rem, 4vw, 2.7rem); font-weight: 800; letter-spacing: -0.025em; line-height: 1.16; }
.post__hero { margin: 0 0 1.9rem; border: 1px solid var(--line-2); border-radius: 12px; overflow: hidden; box-shadow: var(--glow-sm); }
.post__hero img { width: 100%; display: block; }
.post p { color: var(--text-1); font-size: 1.04rem; line-height: 1.82; margin: 0 0 1.2rem; }
.post h2 { margin: 2.1rem 0 0.8rem; font-family: var(--sans); font-size: 1.4rem; font-weight: 800; letter-spacing: -0.015em; }
.post a { color: var(--violet-l); text-decoration: underline; text-underline-offset: 3px; text-decoration-color: rgba(182,156,255,0.4); }
.post a:hover { color: var(--fuchsia); text-decoration-color: currentColor; }
.post ul, .post ol { color: var(--text-1); font-size: 1.02rem; line-height: 1.75; margin: 0 0 1.2rem; padding-left: 1.35rem; display: grid; gap: 0.45rem; }
.post strong { color: var(--text-0); }
.post .pull { margin: 2rem 0; padding: 1rem 1.3rem; border-left: 3px solid var(--fuchsia); background: rgba(176,140,255,0.05); border-radius: 0 var(--r) var(--r) 0; font-size: 1.18rem; line-height: 1.5; font-weight: 600; color: var(--text-0); }
.post .tip { margin: 1.8rem 0 0; padding: 1rem 1.2rem; border-left: 2px solid var(--violet-l); background: rgba(176,140,255,0.05); border-radius: 0 var(--r) var(--r) 0; color: var(--text-1); font-size: 0.92rem; line-height: 1.65; }
.post .tip b { color: var(--text-0); }
.post-cta { position: relative; overflow: hidden; display: grid; gap: 1rem; margin: 2.6rem 0 0; padding: 1.6rem; border: 1px solid var(--line-2); border-radius: var(--r-lg); background: var(--grad-soft); }
@media (min-width: 640px) { .post-cta { grid-template-columns: 1fr auto; align-items: center; } }
.post-cta b { display: block; font-size: 1.15rem; margin-bottom: 0.3rem; }
.post-cta p { margin: 0; color: var(--text-1); font-size: 0.92rem; line-height: 1.6; }
.related { max-width: 760px; margin: 0 auto; padding: 0 0 4rem; }
.related h2 { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-2); margin: 0 0 1rem; }
.related__grid { display: grid; gap: 0.8rem; }
@media (min-width: 700px) { .related__grid { grid-template-columns: repeat(3, 1fr); } }
.related__grid a { display: block; padding: 1rem 1.1rem; background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); color: var(--text-0); text-decoration: none; font-size: 0.9rem; font-weight: 600; line-height: 1.4; transition: border-color 0.2s, background 0.2s; }
.related__grid a:hover { border-color: var(--violet); background: var(--panel-2); }
.related__grid a i { display: block; font-style: normal; font-family: var(--mono); font-size: 0.62rem; letter-spacing: 0.12em; color: var(--text-3); margin-bottom: 0.4rem; }

/* ---------- 实时跳动闪烁 ---------- */
[data-tick].flash, [data-tape].flash { animation: tickflash 0.5s ease; }
@keyframes tickflash { 0% { color: var(--violet-l); } 100% { } }

/* ---------- 滚动显现 ---------- */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity 0.7s cubic-bezier(0.22,1,0.36,1), transform 0.7s cubic-bezier(0.22,1,0.36,1); }
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
  .tape__row { animation: none !important; }
}