/* ============================================================
   TradingView — aurora · 终端 / 机构数据风
   同一紫色光影主题色，但骨架彻底不同：
   状态栏 + 系统读数面板 + 全表格化（行情监视 / 平台矩阵 /
   版本台账）+ 等宽标签 + 编号分章。冷峻、专业、正式商务。
   零框架、零外部依赖。
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 5.4rem; }

:root {
  --bg-0: #0a0612;
  --bg-1: #0f0a1e;
  --panel: rgba(20, 13, 40, 0.62);
  --panel-2: rgba(30, 20, 56, 0.72);
  --line: rgba(176, 140, 255, 0.12);
  --line-2: rgba(176, 140, 255, 0.22);
  --text-0: #f6f3ff;
  --text-1: #c6bce8;
  --text-2: #8f84b8;
  --text-3: #6a6090;
  --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(135deg, rgba(139, 92, 246, 0.16), rgba(228, 99, 245, 0.08));
  --glow: 0 30px 90px -40px rgba(120, 40, 200, 0.65);
  --glow-sm: 0 16px 44px -24px rgba(120, 40, 200, 0.55);
  --r: 10px;
  --r-lg: 14px;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", Roboto, Arial, sans-serif;
}

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：紫色极光 + 点阵 + 光球（保留） ---------- */
.bg { position: fixed; inset: 0; z-index: -1; overflow: hidden;
  background:
    radial-gradient(130% 90% at 50% -25%, rgba(139, 92, 246, 0.30), transparent 60%),
    radial-gradient(55% 45% at 88% 6%, rgba(228, 99, 245, 0.15), transparent 60%),
    radial-gradient(65% 55% at 8% 22%, rgba(99, 102, 241, 0.13), transparent 60%),
    linear-gradient(180deg, var(--bg-0), var(--bg-1));
}
.bg::after { content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(176, 140, 255, 0.09) 1px, transparent 1.4px);
  background-size: 26px 26px;
  mask-image: radial-gradient(ellipse 90% 65% at 50% 0%, black 5%, transparent 72%);
  -webkit-mask-image: radial-gradient(ellipse 90% 65% at 50% 0%, black 5%, transparent 72%);
}
.orb { position: absolute; border-radius: 50%; filter: blur(80px); opacity: 0.45; will-change: transform; }
.orb--a { width: 500px; height: 500px; left: -10%; top: 14%; background: radial-gradient(circle, rgba(139,92,246,0.38), transparent 66%); animation: drift-a 32s ease-in-out infinite alternate; }
.orb--b { width: 440px; height: 440px; right: -8%; top: 52%; background: radial-gradient(circle, rgba(228,99,245,0.28), transparent 66%); animation: drift-b 38s ease-in-out infinite alternate; }
@keyframes drift-a { from { transform: translate(0,0); } to { transform: translate(70px,-55px); } }
@keyframes drift-b { from { transform: translate(0,0); } to { transform: translate(-90px,45px); } }

/* ---------- 通用 ---------- */
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 1.5rem; }
.section { padding-top: 4.5rem; padding-bottom: 4.5rem; }
.g { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.mono { font-family: var(--mono); }
.up { color: var(--up); } .dn { color: var(--down); }

.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; }

/* 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：终端状态栏 ---------- */
.top { position: sticky; top: 0; z-index: 90; background: rgba(9, 5, 17, 0.82); backdrop-filter: blur(14px) saturate(140%); -webkit-backdrop-filter: blur(14px) saturate(140%); border-bottom: 1px solid var(--line); }
.top__in { display: flex; align-items: center; gap: 1.2rem; height: 3.9rem; }
.brand { display: inline-flex; align-items: center; gap: 0.55rem; font-weight: 700; font-size: 1rem; color: var(--text-0); text-decoration: none; letter-spacing: 0.01em; }
.brand img { width: 26px; height: 26px; border-radius: 6px; }
.brand em { font-style: normal; font-family: var(--mono); font-size: 0.62rem; font-weight: 600; letter-spacing: 0.2em; color: var(--violet-l); }
.nav { display: none; margin-right: auto; }
@media (min-width: 920px) {
  .nav { display: flex; gap: 0.1rem; }
  .nav a { font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.06em; padding: 0.35rem 0.7rem; color: var(--text-1); text-decoration: none; border-radius: 7px; transition: color 0.18s, background 0.18s; }
  .nav a i { font-style: normal; color: var(--text-3); margin-right: 0.3em; }
  .nav a:hover { color: var(--text-0); background: rgba(176,140,255,0.1); }
}
.top__stat { display: none; align-items: center; gap: 0.9rem; margin-left: auto; font-family: var(--mono); font-size: 0.72rem; color: var(--text-2); white-space: nowrap; }
@media (min-width: 700px) { .top__stat { display: inline-flex; } }
.top__stat b { color: var(--text-1); font-weight: 600; }
.led { position: relative; display: inline-flex; align-items: center; gap: 0.4rem; color: var(--up); font-weight: 700; letter-spacing: 0.12em; }
.led::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--up); box-shadow: 0 0 8px rgba(52,211,153,0.9); animation: pulse 1.6s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.45; } }
.top .btn { margin-left: 0.2rem; }

/* ---------- 按钮 ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem; padding: 0.78rem 1.5rem; font-size: 0.92rem; font-weight: 600; 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: 0.42rem 0.95rem; font-size: 0.8rem; }
.btn--primary { color: #fff; background: var(--grad); box-shadow: 0 12px 32px -12px rgba(180,90,240,0.65); }
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 18px 44px -14px rgba(200,100,245,0.75); }
.btn--cli { font-family: var(--mono); font-size: 0.85rem; color: var(--text-0); background: rgba(176,140,255,0.05); border-color: var(--line-2); }
.btn--cli::before { content: "["; color: var(--violet-l); font-weight: 400; }
.btn--cli::after { content: "]"; color: var(--violet-l); font-weight: 400; }
.btn--cli:hover { border-color: var(--violet); background: rgba(176,140,255,0.12); transform: translateY(-2px); }

/* ---------- HERO：左命令行 · 右系统读数 ---------- */
.hero { padding-top: 4.5rem; padding-bottom: 3.5rem; display: grid; gap: 2.8rem; align-items: start; }
@media (min-width: 980px) { .hero { grid-template-columns: 1.15fr 1fr; gap: 3.5rem; align-items: center; } }
.hero__prompt { margin: 0 0 1.3rem; font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.14em; color: var(--violet-l); }
.hero__prompt::before { content: ">_ "; color: var(--fuchsia); }
.hero h1 { margin: 0 0 1.3rem; font-size: clamp(2.1rem, 4.8vw, 3.6rem); font-weight: 800; line-height: 1.12; letter-spacing: -0.03em; }
.cursor { display: inline-block; width: 0.12em; height: 0.92em; margin-left: 0.14em; vertical-align: -0.06em; background: var(--grad); animation: blink 1.1s steps(1) infinite; border-radius: 2px; box-shadow: 0 0 10px rgba(228, 99, 245, 0.6); }
@keyframes blink { 0%,49% { opacity: 1; } 50%,100% { opacity: 0; } }
.hero__sub { margin: 0 0 1.9rem; max-width: 34rem; color: var(--text-1); font-size: 1.04rem; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 0.8rem; }

/* 面板（终端模块）通用 */
.panel { border: 1px solid var(--line-2); border-radius: var(--r-lg); background: var(--panel); box-shadow: var(--glow-sm); overflow: hidden; }
.panel__bar { display: flex; align-items: center; gap: 0.7rem; padding: 0.62rem 1rem; border-bottom: 1px solid var(--line); background: rgba(176,140,255,0.045); font-family: var(--mono); font-size: 0.66rem; font-weight: 600; letter-spacing: 0.2em; text-transform: uppercase; color: var(--text-2); }
.panel__bar b { color: var(--violet-l); font-weight: 700; }
.panel__bar .right { margin-left: auto; letter-spacing: 0.1em; }

/* 系统读数 */
.readout { padding: 0.4rem 0 0.8rem; }
.readout__row { display: flex; justify-content: space-between; align-items: baseline; gap: 1.2rem; padding: 0.58rem 1.1rem; border-bottom: 1px dashed var(--line); font-family: var(--mono); font-size: 0.82rem; }
.readout__row:last-of-type { border-bottom: none; }
.readout__row span { color: var(--text-2); letter-spacing: 0.06em; }
.readout__row b { color: var(--text-0); font-weight: 600; text-align: right; }
.chip { display: inline-block; margin-left: 0.5em; padding: 0.06rem 0.45rem; border-radius: 5px; font-size: 0.64rem; font-weight: 700; letter-spacing: 0.12em; }
.chip--ok { color: var(--up); background: rgba(52,211,153,0.12); border: 1px solid rgba(52,211,153,0.3); }
.chip--v { color: var(--violet-l); background: rgba(176,140,255,0.1); border: 1px solid var(--line-2); }
.readout__row b.wrapable { white-space: normal; text-align: right; }

/* ---------- 分章标题 ---------- */
.sechead { display: flex; align-items: baseline; gap: 1rem; margin: 0 0 1.6rem; }
.sechead__idx { font-family: var(--mono); font-size: 0.95rem; font-weight: 700; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.sechead h2 { margin: 0; font-size: clamp(1.35rem, 2.6vw, 1.8rem); font-weight: 800; letter-spacing: -0.01em; white-space: nowrap; }
.sechead__en { font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.26em; color: var(--text-3); white-space: nowrap; }
.sechead__rule { flex: 1; height: 1px; background: linear-gradient(90deg, var(--line-2), transparent); }
.seclead { margin: -0.6rem 0 1.6rem; max-width: 46rem; color: var(--text-1); font-size: 0.96rem; }

/* ---------- 数据表 ---------- */
.tblwrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.tbl { width: 100%; border-collapse: collapse; font-family: var(--mono); font-size: 0.86rem; }
.tbl th { padding: 0.6rem 1rem; text-align: left; font-size: 0.64rem; font-weight: 600; letter-spacing: 0.2em; text-transform: uppercase; color: var(--text-3); border-bottom: 1px solid var(--line-2); white-space: nowrap; }
.tbl td { padding: 0.72rem 1rem; border-bottom: 1px solid var(--line); color: var(--text-1); vertical-align: middle; }
.tbl tr:last-child td { border-bottom: none; }
.tbl tbody tr { transition: background 0.18s; }
.tbl tbody tr:hover { background: rgba(176,140,255,0.055); }
.tbl .num { text-align: right; font-variant-numeric: tabular-nums; }
.tbl th.num { text-align: right; }
.tbl b { color: var(--text-0); font-weight: 600; }
.tbl small { display: block; font-family: var(--sans); font-size: 0.72rem; color: var(--text-3); }
.tbl .sans { font-family: var(--sans); }

/* 行情表专属 */
.q-flash-up td { background: rgba(52, 211, 153, 0.07) !important; }
.q-flash-dn td { background: rgba(251, 113, 133, 0.07) !important; }
.pct { display: inline-flex; align-items: center; gap: 0.3em; justify-content: flex-end; padding: 0.16rem 0.5rem; border-radius: 6px; font-weight: 700; font-size: 0.78rem; }
.pct.up { background: rgba(52,211,153,0.1); }
.pct.dn { background: rgba(251,113,133,0.1); }
.pct.up::before { content: "\25B2"; font-size: 0.6em; }
.pct.dn::before { content: "\25BC"; font-size: 0.6em; }
.spark { width: 110px; height: 26px; overflow: visible; display: block; }
.spark polyline { fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.spark.up polyline { stroke: var(--up); filter: drop-shadow(0 0 4px rgba(52,211,153,0.5)); }
.spark.dn polyline { stroke: var(--down); filter: drop-shadow(0 0 4px rgba(251,113,133,0.45)); }
.tbl-note { margin: 0.7rem 0 0; font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.08em; color: var(--text-3); }

/* 平台矩阵 */
.pico { display: inline-flex; align-items: center; gap: 0.6rem; font-family: var(--sans); font-weight: 600; color: var(--text-0); white-space: nowrap; }
.pico img { width: 20px; height: 20px; object-fit: contain; }
.tbl .btn--cli { padding: 0.3rem 0.7rem; font-size: 0.74rem; }

/* ---------- 系统能力模块 ---------- */
.caps { display: grid; gap: 1rem; grid-template-columns: 1fr; }
@media (min-width: 640px) { .caps { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .caps { grid-template-columns: repeat(3, 1fr); } }
.cap { position: relative; overflow: hidden; padding: 1.4rem 1.5rem 1.5rem; border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--panel); transition: transform 0.22s, border-color 0.22s, box-shadow 0.26s; }
.cap:hover { transform: translateY(-3px); border-color: var(--line-2); box-shadow: var(--glow-sm); }
.cap::after { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 2px; background: var(--grad); opacity: 0; transition: opacity 0.22s; }
.cap:hover::after { opacity: 0.8; }
.cap small { display: block; font-family: var(--mono); font-size: 0.62rem; font-weight: 600; letter-spacing: 0.24em; color: var(--text-3); margin-bottom: 0.7rem; }
.cap b { display: block; font-family: var(--mono); font-size: 1.9rem; font-weight: 700; letter-spacing: -0.02em; line-height: 1.1; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; margin-bottom: 0.5rem; }
.cap p { margin: 0; color: var(--text-1); font-size: 0.9rem; }

/* ---------- 问答 ---------- */
.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: 0.9rem; padding: 1rem 1.2rem; font-weight: 600; color: var(--text-0); }
.qa summary::-webkit-details-marker { display: none; }
.qa summary i { font-style: normal; font-family: var(--mono); font-size: 0.72rem; font-weight: 700; color: var(--violet-l); letter-spacing: 0.08em; 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 3.2rem; color: var(--text-1); font-size: 0.93rem; }

/* ---------- CTA ---------- */
.cta { position: relative; overflow: hidden; border: 1px solid var(--line-2); border-radius: var(--r-lg); background: var(--grad-soft); padding: 3.2rem 2rem; text-align: center; box-shadow: var(--glow); }
.cta::before { content: ""; position: absolute; inset: 0; background: radial-gradient(ellipse 70% 130% at 50% 0%, rgba(228,99,245,0.22), transparent 62%); pointer-events: none; }
.cta__prompt { position: relative; margin: 0 0 0.8rem; font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.18em; color: var(--violet-l); }
.cta h2 { position: relative; margin: 0 auto 0.7rem; 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; margin: 0; }

/* ---------- 页脚 ---------- */
.foot { border-top: 1px solid var(--line); margin-top: 2.5rem; padding: 2.6rem 0 2.2rem; }
.foot__risk { margin: 0 0 1.6rem; padding: 0.9rem 1.1rem; font-size: 0.82rem; 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; letter-spacing: 0.06em; 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; letter-spacing: 0.05em; color: var(--text-3); }

/* ---------- 语言切换器 ---------- */
.top__cta { display: inline-flex; align-items: center; gap: 0.5rem; }
.lang { position: relative; }
.lang summary { list-style: none; cursor: pointer; display: inline-flex; align-items: center; gap: 0.35rem; padding: 0.4rem 0.7rem; font-family: var(--mono); font-size: 0.78rem; color: var(--text-0); border: 1px solid var(--line-2); border-radius: 7px; 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(15,10,28,0.98); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); border: 1px solid var(--line-2); border-radius: var(--r); box-shadow: var(--glow); z-index: 95; }
.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: 6px; }
.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; }
.nav a.is-active { color: var(--text-0); background: rgba(176,140,255,0.1); }
@media (max-width: 620px) { .brand em { display: none; } }

/* ---------- 博客首页 ---------- */
.blog-hero { padding: 3.4rem 0 2rem; max-width: 720px; }
.blog-hero h1 { margin: 0.8rem 0 1rem; 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 0.9rem; 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: 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: var(--r-lg); overflow: hidden; transition: transform 0.2s, border-color 0.2s, box-shadow 0.25s; }
.pcard-post:hover { transform: translateY(-3px); 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: 1rem; font-weight: 700; line-height: 1.4; 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 1.4rem; }
.crumbs a { color: var(--text-1); text-decoration: none; }
.crumbs a:hover { color: var(--violet-l); }
.crumbs span { color: var(--text-3); margin: 0 0.2rem; }
.post { max-width: 860px; margin: 0 auto 2rem; }
.post .panel__bar .right { font-weight: 400; letter-spacing: 0.04em; text-transform: none; }
.post__body { padding: 1.6rem 1.4rem 2rem; }
@media (min-width: 720px) { .post__body { padding: 2.2rem 2.6rem 2.6rem; } }
.post__cat { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--violet-l); margin: 0 0 0.6rem; }
.post h1 { margin: 0 0 1.4rem; font-size: clamp(1.6rem, 3.4vw, 2.3rem); font-weight: 800; letter-spacing: -0.02em; line-height: 1.18; }
.post__hero { margin: 0 0 1.8rem; border: 1px solid var(--line-2); border-radius: var(--r); overflow: hidden; }
.post__hero img { width: 100%; display: block; }
.post h2 { margin: 2rem 0 0.8rem; font-size: 1.28rem; font-weight: 700; letter-spacing: -0.01em; }
.post p { color: var(--text-1); margin: 0 0 1rem; }
.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); margin: 0 0 1rem; padding-left: 1.3rem; display: grid; gap: 0.4rem; }
.post strong { color: var(--text-0); }
.post code { font-family: var(--mono); font-size: 0.85em; color: var(--violet-l); background: rgba(176,140,255,0.1); padding: 0.05em 0.4em; border-radius: 5px; }
.post pre { margin: 0 0 1.2rem; padding: 1rem 1.2rem; overflow-x: auto; font-family: var(--mono); font-size: 0.82rem; line-height: 1.7; color: var(--text-1); background: rgba(8,5,16,0.7); border: 1px solid var(--line); border-radius: var(--r); }
.post pre code { background: none; padding: 0; color: inherit; }
.post table { width: 100%; border-collapse: collapse; margin: 0 0 1.2rem; font-size: 0.9rem; }
.post th, .post td { padding: 0.55rem 0.8rem; border: 1px solid var(--line); color: var(--text-1); text-align: left; }
.post th { color: var(--text-0); background: rgba(176,140,255,0.06); font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.04em; }
.post .tip { margin: 1.5rem 0 0; padding: 0.95rem 1.1rem; border-left: 2px solid var(--fuchsia); background: rgba(176,140,255,0.05); border-radius: 0 var(--r) var(--r) 0; color: var(--text-1); font-size: 0.92rem; }
.post .tip b { color: var(--text-0); }
.post-cta { position: relative; overflow: hidden; display: grid; gap: 1rem; margin: 2.4rem 0 0; padding: 1.6rem; border: 1px solid var(--line-2); border-radius: var(--r); 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: 1.1rem; margin-bottom: 0.3rem; }
.post-cta p { position: relative; margin: 0; color: var(--text-1); font-size: 0.9rem; }
.related { max-width: 860px; margin: 0 auto; padding: 0 0 4rem; }
.related h2 { font-size: 1.05rem; margin: 0 0 1rem; font-family: var(--mono); letter-spacing: 0.06em; color: var(--text-2); }
.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: 1.45; 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: 0.64rem; letter-spacing: 0.12em; color: var(--text-3); margin-bottom: 0.35rem; }

/* ---------- 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; }
}