:root {
  --bg: #070b12;
  --bg-soft: #0b111b;
  --surface: rgba(16, 24, 36, 0.62);
  --surface-strong: rgba(18, 27, 41, 0.9);
  --line: rgba(199, 218, 236, 0.13);
  --line-strong: rgba(199, 218, 236, 0.24);
  --text: #f3f6f8;
  --muted: #8b98a8;
  --muted-light: #bac4cf;
  --accent: #ff6b45;
  --accent-soft: #ff987d;
  --lime: #c7ff6b;
  --blue: #64a8ff;
  --max: 1240px;
  --pad: clamp(1.25rem, 4vw, 3.75rem);
  --radius: 1.5rem;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg); }
body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  color: var(--text);
  background:
    radial-gradient(circle at 72% 10%, rgba(75, 111, 148, 0.13), transparent 30rem),
    radial-gradient(circle at 13% 48%, rgba(255, 107, 69, 0.055), transparent 28rem),
    var(--bg);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -2;
  background-image:
    linear-gradient(rgba(205, 222, 238, 0.024) 1px, transparent 1px),
    linear-gradient(90deg, rgba(205, 222, 238, 0.024) 1px, transparent 1px);
  background-size: clamp(3rem, 6vw, 5.5rem) clamp(3rem, 6vw, 5.5rem);
  mask-image: linear-gradient(to bottom, black, transparent 92%);
}
a { color: inherit; text-decoration: none; }
button { color: inherit; font: inherit; }
::selection { color: #080b10; background: var(--accent-soft); }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}
.skip-link {
  position: fixed; top: 0; left: 50%; z-index: 1000; transform: translate(-50%, -150%);
  padding: .75rem 1rem; color: #05070b; background: var(--accent); border-radius: 0 0 .5rem .5rem;
}
.skip-link:focus { transform: translate(-50%, 0); }
.noise {
  position: fixed; inset: 0; z-index: 20; pointer-events: none; opacity: .035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.95' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.9'/%3E%3C/svg%3E");
}
#signal-field { position: fixed; inset: 0; z-index: -1; pointer-events: none; }
.pointer-light {
  --x: 50vw; --y: 30vh; position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background: radial-gradient(28rem circle at var(--x) var(--y), rgba(108, 151, 196, .095), transparent 68%);
}
.section-shell { width: min(100%, calc(var(--max) + var(--pad) * 2)); margin-inline: auto; padding-inline: var(--pad); }
.section-space { padding-top: clamp(7rem, 13vw, 12rem); padding-bottom: clamp(4rem, 9vw, 8rem); }

.site-header {
  position: fixed; top: 1.15rem; left: 50%; z-index: 100; width: min(calc(100% - 2rem), 1180px); height: 4.25rem;
  display: flex; align-items: center; justify-content: space-between; padding: 0 .75rem 0 1rem;
  border: 1px solid transparent; border-radius: 1.15rem; transform: translateX(-50%);
  transition: transform .4s ease, background .35s ease, border-color .35s ease, box-shadow .35s ease;
}
.site-header.is-scrolled {
  background: rgba(7, 11, 18, .76); border-color: var(--line); box-shadow: 0 1rem 4rem rgba(0,0,0,.24);
  -webkit-backdrop-filter: blur(18px); backdrop-filter: blur(18px);
}
.site-header.is-hidden { transform: translate(-50%, -140%); }
.brand { display: inline-flex; align-items: center; gap: .75rem; font-weight: 800; letter-spacing: .12em; }
.brand-mark {
  display: grid; place-items: center; width: 2.55rem; height: 2.55rem; color: #0b0e13; background: var(--text);
  border-radius: .72rem; font-size: 1rem; letter-spacing: 0; transform: rotate(-5deg);
}
.brand-name { font-size: .86rem; }
.brand-dot { color: var(--accent); }
.site-nav { display: flex; align-items: center; gap: .2rem; }
.site-nav a {
  padding: .75rem .9rem; color: var(--muted-light); border-radius: .7rem; font-size: .78rem;
  transition: color .25s ease, background .25s ease;
}
.site-nav a:hover, .site-nav a:focus-visible { color: var(--text); background: rgba(255,255,255,.05); }
.site-nav .nav-status { margin-left: .55rem; padding-inline: 1rem; color: var(--text); border: 1px solid var(--line-strong); }
.nav-status i, .signal-live i, .pulse-dot {
  display: inline-block; width: .42rem; height: .42rem; margin-right: .4rem; background: var(--lime); border-radius: 50%;
  box-shadow: 0 0 0 .2rem rgba(199,255,107,.09), 0 0 1rem rgba(199,255,107,.55);
}
.nav-toggle { display: none; border: 0; background: transparent; }

.hero { position: relative; overflow: hidden; overflow: clip; min-height: 100svh; display: flex; flex-direction: column; justify-content: center; padding-top: 8rem; padding-bottom: 7rem; }
.hero::after {
  content: ""; position: absolute; right: var(--pad); bottom: 0; left: var(--pad); height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-strong) 15%, var(--line-strong) 85%, transparent);
}
.hero-copy { position: relative; z-index: 2; width: min(830px, 78%); }
.eyebrow {
  display: flex; align-items: center; gap: .75rem; margin: 0 0 1.75rem; color: var(--muted);
  font-size: .68rem; font-weight: 700; letter-spacing: .2em;
}
.eyebrow::after { content: ""; width: 4rem; height: 1px; background: var(--line-strong); }
.eyebrow span { color: var(--accent); }
.hero-title { margin: 0; font-size: clamp(4.9rem, 11.2vw, 10.3rem); line-height: .77; letter-spacing: -.075em; }
.hero-title > span { display: block; width: max-content; color: var(--text); font-size: 1em; font-weight: 800; }
.hero-title em, .hero-title strong { display: block; margin-top: .65em; letter-spacing: -.055em; font-size: clamp(1.8rem, 4.3vw, 4.1rem); line-height: 1.03; }
.hero-title em { color: var(--muted); font-style: normal; font-weight: 350; }
.hero-title strong { margin-top: .08em; color: transparent; background: linear-gradient(92deg, var(--text) 5%, #90a5b9 72%); background-clip: text; -webkit-background-clip: text; font-weight: 650; }
.hero-intro { max-width: 38rem; margin: 2rem 0 0; color: var(--muted-light); font-size: clamp(.95rem, 1.5vw, 1.15rem); line-height: 1.8; }
.hero-actions { display: flex; align-items: center; gap: 2rem; margin-top: 2.3rem; }
.button { display: inline-flex; align-items: center; justify-content: space-between; min-width: 10.5rem; padding: .82rem .9rem .82rem 1.15rem; border-radius: .82rem; font-size: .82rem; font-weight: 650; }
.button b { display: grid; place-items: center; width: 2.15rem; height: 2.15rem; border-radius: .58rem; font-size: 1rem; transition: transform .25s ease; }
.button:hover b { transform: translate(.12rem, .12rem); }
.button-primary { color: #0c0d0f; background: var(--accent); box-shadow: 0 .8rem 2.7rem rgba(255, 107, 69, .18); }
.button-primary b { background: rgba(15,15,15,.13); }
.text-link { color: var(--muted-light); font-size: .8rem; }
.text-link span { display: inline-block; margin-left: .55rem; color: var(--text); transition: transform .25s ease; }
.text-link:hover span { transform: translateX(.3rem); }
.hero-orbit { position: absolute; top: 17%; right: 2.5%; width: clamp(19rem, 38vw, 34rem); aspect-ratio: 1; opacity: .88; }
.orbit { position: absolute; border: 1px solid rgba(183, 211, 235, .13); border-radius: 50%; }
.orbit::before, .orbit::after { content: ""; position: absolute; width: .42rem; height: .42rem; background: var(--accent); border-radius: 50%; box-shadow: 0 0 1.2rem rgba(255,107,69,.8); }
.orbit-a { inset: 8%; animation: spin 28s linear infinite; }
.orbit-a::before { top: 11%; left: 17%; }
.orbit-a::after { right: 4%; bottom: 29%; width: .25rem; height: .25rem; background: var(--blue); }
.orbit-b { inset: 22%; border-style: dashed; animation: spin 21s linear infinite reverse; }
.orbit-b::before { top: -3px; left: 50%; width: .32rem; height: .32rem; background: var(--lime); }
.orbit-b::after { display: none; }
.orbit-core {
  position: absolute; inset: 34%; display: grid; place-items: center; color: rgba(239,245,249,.76);
  background: radial-gradient(circle at 38% 32%, rgba(79, 105, 132, .45), rgba(11,16,25,.85) 62%);
  border: 1px solid var(--line-strong); border-radius: 50%; box-shadow: inset 0 0 3rem rgba(112,160,205,.08), 0 0 5rem rgba(71,108,144,.12);
  font-size: clamp(2rem, 5vw, 4.5rem); font-weight: 750; letter-spacing: -.08em;
}
.hero-orbit::before, .hero-orbit::after { content: ""; position: absolute; inset: 0; border: 1px solid rgba(137,166,194,.08); border-radius: 50%; }
.hero-orbit::after { inset: 3%; border-color: transparent; background: conic-gradient(from 90deg, transparent, rgba(100,168,255,.07), transparent 27%, rgba(255,107,69,.08), transparent 56%); filter: blur(1rem); }
.hero-meta {
  position: absolute; right: var(--pad); bottom: 5.25rem; display: grid; grid-template-columns: repeat(3, auto); gap: clamp(1.2rem, 3vw, 3rem);
}
.hero-meta div { display: grid; gap: .42rem; }
.hero-meta span { color: #657283; font-size: .58rem; letter-spacing: .17em; }
.hero-meta strong { color: var(--muted-light); font-size: .63rem; font-weight: 650; letter-spacing: .08em; }
.signal-live { color: var(--lime) !important; }
.scroll-cue { position: absolute; bottom: 2.5rem; left: var(--pad); display: flex; align-items: center; gap: .8rem; color: #596574; font-size: .54rem; letter-spacing: .17em; }
.scroll-cue span { position: relative; width: 2.7rem; height: 1px; overflow: hidden; background: var(--line); }
.scroll-cue span::after { content: ""; position: absolute; inset: 0; background: var(--accent); transform: translateX(-100%); animation: scan 2.5s ease-in-out infinite; }

.section-heading { display: grid; grid-template-columns: minmax(10rem, 24%) 1fr; align-items: start; }
.section-heading > p:first-child { display: flex; gap: .7rem; margin: .65rem 0 0; color: #657282; font-size: .62rem; font-weight: 700; letter-spacing: .17em; }
.section-heading > p:first-child span { color: var(--accent); }
.section-heading h2 { margin: 0; color: var(--text); font-size: clamp(2.5rem, 6vw, 5.8rem); line-height: .98; letter-spacing: -.065em; font-weight: 590; }
.section-heading h2 span { color: var(--accent); }
.bento-grid { display: grid; grid-template-columns: 1.25fr .75fr; gap: 1rem; margin-top: clamp(3rem, 7vw, 6rem); }
.glass-card {
  position: relative; overflow: hidden; min-height: 17rem; padding: clamp(1.5rem, 3.5vw, 3rem);
  background: linear-gradient(145deg, rgba(18,27,41,.8), rgba(11,17,27,.62)); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.025), 0 2rem 6rem rgba(0,0,0,.12);
}
.glass-card::before { content: ""; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(120deg, rgba(255,255,255,.035), transparent 30%); }
.card-index { position: absolute; top: 1.4rem; right: 1.5rem; color: #566171; font-size: .58rem; letter-spacing: .16em; }
.about-main { min-height: 28rem; display: flex; flex-direction: column; justify-content: center; }
.about-lead { max-width: 43rem; margin: 0; font-size: clamp(1.4rem, 2.8vw, 2.45rem); font-weight: 480; line-height: 1.5; letter-spacing: -.035em; }
.about-detail { max-width: 36rem; margin: 2rem 0 0; color: var(--muted); font-size: .9rem; line-height: 1.9; }
.signature { position: absolute; right: 2.7rem; bottom: 1.9rem; color: rgba(255,255,255,.06); font-size: 5rem; font-weight: 800; font-style: italic; transform: rotate(-7deg); }
.signature span { color: rgba(255,107,69,.16); }
.focus-card { min-height: 28rem; }
.focus-card h3 { margin: 0 0 2rem; font-size: 1rem; font-weight: 600; }
.focus-list { margin: 0; padding: 0; list-style: none; }
.focus-list li { display: grid; grid-template-columns: 2rem 1fr auto; align-items: center; gap: .6rem; padding: 1rem 0; border-bottom: 1px solid var(--line); }
.focus-list li > span { color: #586474; font-size: .58rem; }
.focus-list strong { display: grid; gap: .25rem; font-size: .83rem; font-weight: 570; }
.focus-list small { color: var(--muted); font-size: .65rem; font-weight: 400; }
.focus-list i { color: var(--accent); font-style: normal; font-size: .8rem; }
.quote-card { min-height: 20rem; display: flex; flex-direction: column; justify-content: flex-end; background: linear-gradient(135deg, rgba(255,107,69,.14), rgba(18,27,41,.68) 47%); }
.quote-mark { position: absolute; top: .9rem; left: 1.7rem; color: var(--accent); font-family: Georgia, serif; font-size: 6rem; line-height: 1; opacity: .8; }
.quote-card blockquote { max-width: 30rem; margin: 0; font-size: clamp(1.25rem, 2.4vw, 2rem); line-height: 1.55; letter-spacing: -.035em; }
.quote-card p { margin: 1.5rem 0 0; color: var(--muted); font-size: .58rem; letter-spacing: .16em; }
.coordinates-card { min-height: 20rem; display: flex; flex-direction: column; justify-content: flex-end; }
.coordinates-card > div:last-child { display: grid; gap: .4rem; }
.coordinates-card span { color: var(--muted); font-size: .58rem; letter-spacing: .16em; }
.coordinates-card strong { font-size: .8rem; letter-spacing: .08em; }
.coordinates-visual { position: absolute; inset: 1.5rem; opacity: .7; }
.coordinates-visual::before, .coordinates-visual::after { content: ""; position: absolute; top: 44%; left: 50%; background: rgba(153,180,205,.18); transform: translate(-50%,-50%); }
.coordinates-visual::before { width: 100%; height: 1px; }
.coordinates-visual::after { width: 1px; height: 100%; }
.coordinates-visual i { position: absolute; inset: 9% 22%; border: 1px solid rgba(153,180,205,.14); border-radius: 50%; }
.coordinates-visual i:nth-child(2) { inset: 19% 31%; }
.coordinates-visual i:nth-child(3) { inset: 29% 39%; }
.coordinates-visual i:nth-child(4) { top: 7%; bottom: 24%; left: 50%; width: 1px; border: 0; background: var(--line); transform: rotate(35deg); }
.coordinates-visual > span { position: absolute; top: 22%; left: 58%; width: .45rem; height: .45rem; background: var(--accent); border-radius: 50%; box-shadow: 0 0 1.2rem var(--accent); }

.writing { position: relative; background: rgba(9,14,22,.62); border-block: 1px solid rgba(188,211,231,.06); }
.writing::before { content: "WRITING"; position: absolute; top: 5rem; right: 0; color: rgba(255,255,255,.018); font-size: 14vw; font-weight: 800; letter-spacing: -.08em; line-height: 1; }
.writing-heading { position: relative; }
.section-note { grid-column: 2; margin: 1.8rem 0 0; color: var(--muted); font-size: .72rem; letter-spacing: .08em; }
.article-list { margin-top: clamp(3.5rem, 7vw, 6.5rem); border-top: 1px solid var(--line); }
.article-row { position: relative; display: grid; grid-template-columns: 3rem minmax(9rem, .7fr) minmax(20rem, 1.5fr) 3rem; align-items: center; gap: clamp(1.2rem, 3vw, 3rem); padding: clamp(2rem, 4vw, 3.25rem) .5rem; border-bottom: 1px solid var(--line); transition: background .35s ease, padding .35s ease; }
.article-row:hover { padding-inline: 1.2rem; background: rgba(255,255,255,.018); }
.article-number { color: #657181; font-size: .6rem; letter-spacing: .12em; }
.article-visual { position: relative; overflow: hidden; width: 100%; aspect-ratio: 1.65; background: #121b27; border: 1px solid var(--line); border-radius: 1rem; }
.article-visual::before { content: ""; position: absolute; inset: -30%; background: conic-gradient(from 120deg, transparent, rgba(255,107,69,.55), transparent 34%, rgba(100,168,255,.25), transparent 65%); filter: blur(1.2rem); animation: spin 14s linear infinite; }
.article-visual::after { content: ""; position: absolute; inset: 15%; border: 1px solid rgba(255,255,255,.15); border-radius: 50%; }
.article-visual span { position: absolute; z-index: 1; inset: 31%; border: 1px solid rgba(255,255,255,.25); border-radius: 50%; box-shadow: 0 0 2rem rgba(255,107,69,.15); }
.article-visual i, .article-visual b { position: absolute; z-index: 2; width: .38rem; height: .38rem; background: var(--accent); border-radius: 50%; box-shadow: 0 0 1rem var(--accent); }
.article-visual i { top: 22%; left: 26%; }
.article-visual b { right: 19%; bottom: 26%; width: .25rem; height: .25rem; background: var(--blue); }
.article-row[data-tone="blue"] .article-visual::before { background: conic-gradient(from 30deg, transparent, rgba(100,168,255,.65), transparent 37%, rgba(118,236,255,.2), transparent 72%); }
.article-row[data-tone="blue"] .article-visual i { background: var(--blue); box-shadow: 0 0 1rem var(--blue); }
.article-row[data-tone="lime"] .article-visual::before { background: conic-gradient(from 210deg, transparent, rgba(199,255,107,.5), transparent 37%, rgba(100,168,255,.2), transparent 70%); }
.article-row[data-tone="lime"] .article-visual i { background: var(--lime); box-shadow: 0 0 1rem var(--lime); }
.article-copy { max-width: 42rem; }
.article-meta { display: flex; gap: 1.25rem; color: #697687; font-size: .58rem; letter-spacing: .12em; }
.article-meta span:first-child { color: var(--accent-soft); }
.article-copy h3 { margin: .85rem 0 .7rem; font-size: clamp(1.35rem, 2.5vw, 2.15rem); line-height: 1.25; letter-spacing: -.035em; font-weight: 570; }
.article-copy > p { margin: 0; color: var(--muted); font-size: .83rem; line-height: 1.8; }
.article-tags { display: flex; gap: .55rem; margin-top: 1.15rem; }
.article-tags span { padding: .35rem .55rem; color: var(--muted-light); border: 1px solid var(--line); border-radius: 99px; font-size: .52rem; letter-spacing: .08em; }
.article-arrow { display: grid; place-items: center; width: 2.5rem; height: 2.5rem; color: var(--muted); border: 1px solid var(--line); border-radius: 50%; transition: color .25s ease, border-color .25s ease, transform .25s ease; }
.article-row:hover .article-arrow { color: var(--accent); border-color: rgba(255,107,69,.45); transform: rotate(12deg); }

.timeline-list { margin-top: clamp(3rem, 7vw, 6rem); }
.timeline-item { display: grid; grid-template-columns: minmax(5rem, .5fr) 3rem minmax(18rem, 2fr) 1fr; align-items: center; min-height: 9rem; border-top: 1px solid var(--line); }
.timeline-item:last-child { border-bottom: 1px solid var(--line); }
.timeline-year { color: var(--accent); font-size: .7rem; font-weight: 700; letter-spacing: .12em; }
.timeline-node { position: relative; align-self: stretch; display: grid; place-items: center; }
.timeline-node::before { content: ""; position: absolute; top: 0; bottom: 0; left: 50%; width: 1px; background: var(--line); }
.timeline-node i { position: relative; z-index: 1; width: .55rem; height: .55rem; background: var(--bg); border: 1px solid var(--muted); border-radius: 50%; box-shadow: 0 0 0 .35rem var(--bg); }
.timeline-copy { display: grid; grid-template-columns: 2rem 1fr; align-items: center; column-gap: 1rem; }
.timeline-copy > span { grid-row: 1 / 3; color: #505d6d; font-size: .58rem; }
.timeline-copy h3 { margin: 0; font-size: clamp(1rem, 2vw, 1.4rem); font-weight: 560; letter-spacing: -.02em; }
.timeline-copy p { margin: .55rem 0 0; color: var(--muted); font-size: .8rem; }
.timeline-meta { justify-self: end; color: #596677; font-size: .55rem; letter-spacing: .12em; }

.contact { padding-bottom: clamp(6rem, 10vw, 9rem); }
.contact-panel { position: relative; overflow: hidden; min-height: clamp(25rem, 47vw, 38rem); display: flex; flex-direction: column; justify-content: space-between; padding: clamp(2rem, 5vw, 4.5rem); background: linear-gradient(145deg, #101927, #0b111b 60%, #101821); border: 1px solid var(--line-strong); border-radius: clamp(1.5rem, 3vw, 2.6rem); box-shadow: 0 3rem 8rem rgba(0,0,0,.25); }
.contact-panel::before { content: ""; position: absolute; top: -50%; right: -10%; width: 70%; aspect-ratio: 1; background: radial-gradient(circle, rgba(255,107,69,.19), transparent 65%); filter: blur(1rem); }
.contact-panel > p { position: relative; margin: 0; color: var(--muted); font-size: .62rem; letter-spacing: .18em; }
.contact-panel h2 { position: relative; margin: auto 0; font-size: clamp(3.5rem, 9vw, 8rem); line-height: .9; letter-spacing: -.075em; }
.contact-panel h2 span { color: var(--accent); }
.contact-bottom { position: relative; display: flex; align-items: flex-end; justify-content: space-between; }
.contact-bottom p { margin: 0; color: var(--muted-light); font-size: .85rem; line-height: 1.8; }
.round-link { display: grid; place-items: center; width: 4rem; height: 4rem; color: #080b10; background: var(--text); border-radius: 50%; font-size: 1.35rem; transition: transform .3s ease, background .3s ease; }
.round-link:hover { background: var(--accent); transform: translateY(-.3rem); }
.contact-grid { position: absolute; inset: 0; opacity: .18; background-image: linear-gradient(rgba(189,210,230,.13) 1px, transparent 1px), linear-gradient(90deg, rgba(189,210,230,.13) 1px, transparent 1px); background-size: 4rem 4rem; mask-image: radial-gradient(circle at 70% 20%, black, transparent 62%); }
.site-footer { display: flex; justify-content: space-between; padding-top: 2rem; padding-bottom: 2.8rem; color: #647181; border-top: 1px solid var(--line); font-size: .58rem; letter-spacing: .12em; }
.site-footer p { margin: 0; }
.site-footer span { color: var(--accent); }
.noscript { position: fixed; right: 1rem; bottom: 1rem; z-index: 200; padding: .8rem 1rem; color: #10141a; background: var(--accent); border-radius: .7rem; font-size: .75rem; }

.reveal { opacity: 0; transform: translateY(1.5rem); transition: opacity .75s cubic-bezier(.2,.7,.2,1), transform .75s cubic-bezier(.2,.7,.2,1); }
.reveal.is-visible { opacity: 1; transform: none; }
.hero .reveal:nth-child(2) { transition-delay: .08s; }
.hero .reveal:nth-child(3) { transition-delay: .15s; }

.error-page { min-height: 100svh; }
.error-shell { position: relative; min-height: 100svh; display: flex; flex-direction: column; justify-content: center; width: min(100%, 1180px); margin: auto; padding: 7rem var(--pad) 4rem; }
.error-brand { position: absolute; top: 2rem; left: var(--pad); }
.error-orbit { position: absolute; top: 50%; right: 5%; width: min(43vw, 32rem); aspect-ratio: 1; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 50%; transform: translateY(-50%); }
.error-orbit::before, .error-orbit::after { content: ""; position: absolute; inset: 16%; border: 1px dashed var(--line-strong); border-radius: 50%; animation: spin 24s linear infinite; }
.error-orbit::after { inset: 31%; border-style: solid; box-shadow: 0 0 6rem rgba(255,107,69,.12); }
.error-orbit span { color: rgba(255,255,255,.06); font-size: clamp(5rem, 14vw, 11rem); font-weight: 800; letter-spacing: -.1em; }
.error-copy { position: relative; z-index: 2; max-width: 44rem; }
.error-copy h1 { margin: 0; font-size: clamp(3rem, 8vw, 7rem); line-height: .92; letter-spacing: -.07em; }
.error-copy h1 span { color: var(--accent); }
.error-copy > p:not(.eyebrow) { max-width: 30rem; margin: 1.8rem 0 2.2rem; color: var(--muted); line-height: 1.8; }
.error-code { position: absolute; right: var(--pad); bottom: 2.5rem; color: #566373; font-size: .55rem; letter-spacing: .16em; }

@keyframes spin { to { transform: rotate(360deg); } }
@keyframes scan { 0%, 15% { transform: translateX(-105%); } 70%, 100% { transform: translateX(105%); } }

@media (max-width: 900px) {
  .hero-copy { width: 100%; }
  .hero-orbit { top: 13%; right: -17%; opacity: .48; }
  .hero-meta { right: auto; bottom: 4.75rem; left: var(--pad); }
  .scroll-cue { display: none; }
  .bento-grid { grid-template-columns: 1fr; }
  .about-main, .focus-card { min-height: 24rem; }
  .article-row { grid-template-columns: 2rem minmax(8rem, .7fr) minmax(17rem, 1.5fr); }
  .article-arrow { display: none; }
  .timeline-item { grid-template-columns: 4rem 2rem 1fr; padding: 1.2rem 0; }
  .timeline-meta { grid-column: 3; justify-self: start; margin-top: .8rem; }
  .error-orbit { right: -10%; opacity: .45; }
}

@media (max-width: 680px) {
  :root { --pad: 1.15rem; --radius: 1.15rem; }
  body.nav-open { overflow: hidden; }
  .site-header { top: .65rem; width: calc(100% - 1rem); }
  .nav-toggle { position: relative; z-index: 2; width: 2.8rem; height: 2.8rem; display: grid; place-content: center; gap: .28rem; }
  .nav-toggle > span:not(.sr-only) { display: block; width: 1.25rem; height: 1px; background: var(--text); transition: transform .25s ease, opacity .25s ease; }
  .nav-toggle[aria-expanded="true"] > span:nth-child(1) { transform: translateY(.34rem) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] > span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] > span:nth-child(3) { transform: translateY(-.34rem) rotate(-45deg); }
  .site-nav { position: fixed; inset: -.7rem -.25rem auto; min-height: 100svh; display: flex; flex-direction: column; align-items: stretch; justify-content: center; gap: .5rem; padding: 6rem 2rem 3rem; background: rgba(7,11,18,.97); opacity: 0; visibility: hidden; transform: translateY(-1rem); transition: opacity .3s ease, transform .3s ease, visibility .3s; }
  .site-nav.is-open { opacity: 1; visibility: visible; transform: none; }
  .site-nav a { padding: .8rem 0; font-size: 1.6rem; border-bottom: 1px solid var(--line); border-radius: 0; }
  .site-nav .nav-status { margin: 1rem 0 0; padding: 1rem; font-size: .8rem; border: 1px solid var(--line-strong); border-radius: .7rem; }
  .hero { min-height: 100svh; padding-top: 7.5rem; padding-bottom: 8.5rem; }
  .hero-orbit { top: 14%; right: -37%; width: 23rem; }
  .hero-title { font-size: clamp(4.4rem, 27vw, 7rem); }
  .hero-title em, .hero-title strong { font-size: clamp(1.6rem, 8vw, 2.3rem); }
  .hero-title em { margin-top: .9em; }
  .hero-intro { max-width: 19rem; font-size: .9rem; }
  .hero-actions { gap: 1.3rem; }
  .button { min-width: 9.5rem; }
  .hero-meta { grid-template-columns: repeat(2, auto); gap: 1.2rem 2rem; bottom: 2.3rem; }
  .hero-meta div:first-child { display: none; }
  .section-space { padding-top: 6rem; padding-bottom: 3.5rem; }
  .section-heading { grid-template-columns: 1fr; gap: 1.5rem; }
  .section-heading h2 { font-size: clamp(2.75rem, 14vw, 4rem); }
  .bento-grid { margin-top: 2.5rem; }
  .glass-card { padding: 1.5rem; }
  .about-main, .focus-card { min-height: 23rem; }
  .about-lead { font-size: 1.4rem; }
  .about-detail { font-size: .83rem; }
  .signature { right: 1.2rem; bottom: 1rem; font-size: 4rem; }
  .quote-card, .coordinates-card { min-height: 18rem; }
  .section-note { grid-column: 1; margin-top: 0; }
  .article-list { margin-top: 2.5rem; }
  .article-row { grid-template-columns: 1.5rem 1fr; gap: 1rem; padding: 2rem 0; }
  .article-visual { grid-column: 2; aspect-ratio: 1.8; }
  .article-copy { grid-column: 2; }
  .article-number { grid-row: 1 / 3; align-self: start; padding-top: .3rem; }
  .article-copy h3 { font-size: 1.45rem; }
  .timeline-list { margin-top: 2.5rem; }
  .timeline-item { grid-template-columns: 3.3rem 1.5rem 1fr; min-height: 10rem; }
  .timeline-copy { grid-template-columns: 1fr; }
  .timeline-copy > span { grid-row: auto; margin-bottom: .6rem; }
  .timeline-meta { font-size: .48rem; line-height: 1.5; }
  .contact-panel { min-height: 30rem; padding: 1.5rem; }
  .contact-panel h2 { font-size: clamp(3.7rem, 20vw, 6rem); }
  .contact-bottom { gap: 1rem; }
  .contact-bottom p { max-width: 14rem; font-size: .76rem; }
  .round-link { width: 3.3rem; height: 3.3rem; flex: 0 0 auto; }
  .site-footer { flex-direction: column; gap: .8rem; }
  .error-orbit { top: 24%; right: -28%; width: 24rem; transform: none; }
  .error-copy h1 { font-size: clamp(3.2rem, 16vw, 5rem); }
  .error-code { right: auto; left: var(--pad); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
  .pointer-light { display: none; }
}