:root{--lacquer-0:#0a0908;--lacquer-1:#110f0d;--lacquer-2:#1a1714;--lacquer-3:#26221d;--lacquer-line:#2f2a24;--bone:#f2ebdd;--bone-2:#c9bfae;--bone-3:#8f8576;--ember:#dc2803;--ember-hi:#ff5a2e;--flame:#ff7a1a;--gold:#e8b062;--gold-dim:#a8803f;--paper-0:#f6f1e7;--paper-1:#efe8da;--paper-2:#e6dcc9;--paper-line:#d8ccb6;--ink:#1b1714;--ink-2:#4a423a;--ink-3:#6b6156;--seal:#b42003;--font-sans:-apple-system, BlinkMacSystemFont, "PingFang SC", "HarmonyOS Sans SC", "MiSans", "Microsoft YaHei UI", "Microsoft YaHei", "Noto Sans CJK SC", "Source Han Sans SC", "Hiragino Sans GB", "Segoe UI", "Helvetica Neue", Arial, sans-serif;--font-display:var(--font-sans);--font-mono:ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, "Liberation Mono", monospace;--fs-hero:clamp(2.1rem, 1rem + 4vw, 4rem);--fs-display:clamp(1.9rem, 1.1rem + 3vw, 3.6rem);--fs-h1:clamp(1.8rem, 1.25rem + 2.1vw, 2.9rem);--fs-h2:clamp(1.45rem, 1.12rem + 1.2vw, 2.1rem);--fs-h3:clamp(1.18rem, 1.05rem + .45vw, 1.4rem);--fs-body:1.0625rem;--fs-read:1.125rem;--fs-small:.9rem;--fs-tiny:.8rem;--lh-tight:1.2;--lh-head:1.35;--lh-body:1.85;--wrap:1240px;--measure:40em;--gutter:clamp(16px, 4vw, 40px);--radius:4px;--header-h:64px;--ease-out:cubic-bezier(.16, 1, .3, 1);--ease-in-out:cubic-bezier(.65, 0, .35, 1);--bg:var(--paper-0);--bg-2:var(--paper-1);--bg-3:var(--paper-2);--line:var(--paper-line);--fg:var(--ink);--fg-2:var(--ink-2);--fg-3:var(--ink-3);--accent:var(--seal);--accent-strong:var(--ember);--gold-text:#7a5a1e;color-scheme:light}@media (prefers-color-scheme:dark){:root{--bg:var(--lacquer-0);--bg-2:var(--lacquer-1);--bg-3:var(--lacquer-2);--line:var(--lacquer-line);--fg:var(--bone);--fg-2:var(--bone-2);--fg-3:var(--bone-3);--accent:var(--ember-hi);--accent-strong:var(--ember-hi);--gold-text:var(--gold);color-scheme:dark}}.theme-lacquer{--bg:var(--lacquer-0);--bg-2:var(--lacquer-1);--bg-3:var(--lacquer-2);--line:var(--lacquer-line);--fg:var(--bone);--fg-2:var(--bone-2);--fg-3:var(--bone-3);--accent:var(--ember-hi);--accent-strong:var(--ember-hi);--gold-text:var(--gold);color-scheme:dark}.theme-paper{--bg:var(--paper-0);--bg-2:var(--paper-1);--bg-3:var(--paper-2);--line:var(--paper-line);--fg:var(--ink);--fg-2:var(--ink-2);--fg-3:var(--ink-3);--accent:var(--seal);--accent-strong:var(--ember);--gold-text:#7a5a1e;color-scheme:light}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-padding-top:calc(var(--header-h) + 16px);background:var(--bg)}@media (prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}body{background:var(--bg);min-height:100vh;color:var(--fg);font-family:var(--font-sans);font-size:var(--fs-body);line-height:var(--lh-body);font-feature-settings:"palt" 0;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;margin:0;overflow-x:clip}img,svg,video,canvas{max-width:100%;display:block}img{height:auto}h1,h2,h3,h4{font-family:var(--font-display);font-weight:700;line-height:var(--lh-head);letter-spacing:0;text-wrap:balance;word-break:keep-all;overflow-wrap:anywhere;font-feature-settings:"palt" 1;margin:0}.keep{word-break:keep-all;overflow-wrap:anywhere}p{text-wrap:pretty;margin:0}ul,ol{margin:0;padding:0}a{color:inherit;text-underline-offset:.22em;text-decoration-thickness:1px}a:hover{color:var(--accent)}button{font:inherit;color:inherit}::selection{background:var(--ember);color:#fff}:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:2px}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.skip{z-index:100;background:var(--ember);color:#fff;border-radius:var(--radius);padding:10px 16px;text-decoration:none;position:absolute;top:-60px;left:12px}.skip:focus{color:#fff;top:12px}.wrap{width:100%;max-width:var(--wrap);padding-inline:var(--gutter);margin-inline:auto}.mono{font-family:var(--font-mono);letter-spacing:0;font-size:.86em}.num{font-variant-numeric:tabular-nums}.btn{--btn-bg:var(--ember);--btn-fg:#fff;border:1px solid var(--btn-bg);background:var(--btn-bg);min-height:48px;color:var(--btn-fg);letter-spacing:0;cursor:pointer;transition:transform .3s var(--ease-out), background-color .3s, border-color .3s, color .3s;border-radius:999px;align-items:center;gap:.6em;padding:0 1.4em;font-size:1rem;font-weight:600;text-decoration:none;display:inline-flex}.btn:hover{color:var(--btn-fg);background:#f03a10;border-color:#f03a10;transform:translateY(-1px)}.btn-ghost{--btn-bg:transparent;--btn-fg:var(--fg);border-color:color-mix(in srgb, var(--fg) 32%, transparent)}.btn-ghost:hover{background:color-mix(in srgb, var(--fg) 8%, transparent);border-color:var(--fg);color:var(--fg)}.btn svg{width:1em;height:1em}.link{transition:background-size .4s var(--ease-out), color .2s;background:linear-gradient(currentColor,currentColor) 0 100%/0 1px no-repeat;padding-bottom:2px;text-decoration:none}.link:hover{background-size:100% 1px}.kicker{color:var(--accent);font-size:var(--fs-small);letter-spacing:0;align-items:center;gap:.7em;margin-bottom:1.1rem;font-weight:600;display:inline-flex}.kicker:before{content:"";background:currentColor;width:28px;height:1px}.lede{color:var(--fg-2);max-width:36em;font-size:clamp(1.05rem,1rem + .35vw,1.25rem);line-height:1.8}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important}}.seal{border:2px solid var(--ember);color:var(--ember);font-family:var(--font-display);letter-spacing:0;border-radius:3px;place-items:center;font-weight:700;line-height:1;display:inline-grid}@media print{.site-header,.site-footer,.no-print{display:none!important}body{color:#000;background:#fff}}