:root {
  --bg: #0f172a;
  --bg-deep: #080d19;
  --surface: #151f35;
  --surface-2: #1e293b;
  --surface-3: #25334b;
  --text: #f8fafc;
  --text-soft: #cbd5e1;
  --muted: #8794aa;
  --line: rgba(148, 163, 184, 0.18);
  --line-strong: rgba(148, 163, 184, 0.32);
  --blue: #60a5fa;
  --blue-strong: #3b82f6;
  --violet: #a78bfa;
  --emerald: #34d399;
  --amber: #fbbf24;
  --rose: #fb7185;
  --primary: var(--blue-strong);
  --accent: var(--violet);
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --header-bg: rgba(8, 13, 25, 0.78);
  --shadow: 0 22px 60px rgba(0, 0, 0, 0.32);
  --max: 1200px;
}

html[data-theme="light"] {
  --bg: #f8fafc;
  --bg-deep: #eef2f7;
  --surface: #ffffff;
  --surface-2: #edf2f8;
  --surface-3: #e2e8f0;
  --text: #101828;
  --text-soft: #334155;
  --muted: #64748b;
  --line: rgba(51, 65, 85, 0.14);
  --line-strong: rgba(51, 65, 85, 0.25);
  --blue: #2563eb;
  --blue-strong: #1d4ed8;
  --violet: #7c3aed;
  --emerald: #059669;
  --amber: #d97706;
  --rose: #e11d48;
  --header-bg: rgba(248, 250, 252, 0.86);
  --shadow: 0 22px 50px rgba(15, 23, 42, 0.11);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body {
  margin: 0;
  overflow-x: hidden;
  color: var(--text);
  background: var(--bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
  line-height: 1.65;
  letter-spacing: 0;
  transition: background-color .25s ease, color .25s ease;
}

button, input, select, textarea { font: inherit; letter-spacing: 0; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; }
button { color: inherit; }
svg { width: 1em; height: 1em; stroke-width: 1.8; }
::selection { color: #fff; background: #4f46e5; }

.skip-link { position: fixed; z-index: 999; top: 8px; left: 8px; padding: 9px 12px; color: #fff; background: #2563eb; transform: translateY(-150%); transition: transform .2s; }
.skip-link:focus { transform: translateY(0); }

.site-header { position: fixed; z-index: 100; inset: 0 0 auto; border-bottom: 1px solid transparent; transition: background .2s, border-color .2s; }
.site-header.scrolled { border-color: var(--line); background: var(--header-bg); backdrop-filter: blur(18px); }
.nav-shell { width: min(var(--max), calc(100% - 40px)); height: 76px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; }
.brand-mark { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 7px; color: #fff; background: linear-gradient(145deg, var(--blue-strong), #6d55df 58%, var(--violet)); font-weight: 850; box-shadow: 0 8px 22px rgba(79, 70, 229, .3); }
.brand > span:last-child { display: flex; flex-direction: column; line-height: 1.1; }
.brand strong { font-size: 14px; }
.brand small { margin-top: 4px; color: var(--muted); font-size: 10px; }
.desktop-nav { display: flex; align-items: center; gap: 31px; }
.desktop-nav a { position: relative; color: var(--text-soft); text-decoration: none; font-size: 13px; }
.desktop-nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -9px; height: 1px; background: var(--blue); transition: right .2s; }
.desktop-nav a:hover { color: var(--text); }
.desktop-nav a:hover::after { right: 0; }
.nav-actions { display: flex; align-items: center; gap: 9px; }
.icon-button { width: 38px; height: 38px; display: inline-grid; place-items: center; border: 1px solid var(--line); border-radius: 7px; background: color-mix(in srgb, var(--surface) 72%, transparent); cursor: pointer; transition: border-color .2s, background .2s, transform .2s; }
.icon-button:hover { border-color: var(--line-strong); background: var(--surface-2); transform: translateY(-1px); }
#themeToggle { width: 42px; height: 42px; padding: 0; border-radius: 12px; border-color: #94a3b8; background: #ffffff; color: #0f172a; box-shadow: 0 10px 24px rgba(15,23,42,.14); }
#themeToggle:hover { border-color: #2563eb; background: #eff6ff; }
#themeToggle svg { width: 22px; height: 22px; stroke: currentColor; stroke-width: 2.5; }
.theme-symbol { font-size: 24px; line-height: 1; font-weight: 900; color: currentColor; transform: translateY(-1px); }
.theme-light-icon { display: none !important; }
.theme-dark-icon { display: block !important; }
html[data-theme="light"] #themeToggle { background:#0f172a; border-color:#334155; color:#fde68a; box-shadow:0 10px 26px rgba(15,23,42,.25); }
html[data-theme="light"] #themeToggle:hover { background:#111827; border-color:#facc15; }
html[data-theme="light"] .theme-light-icon { display: block !important; }
html[data-theme="light"] .theme-dark-icon { display: none !important; }
html[data-theme="dark"] #themeToggle { background:#f8fafc; border-color:#cbd5e1; color:#1e3a8a; box-shadow:0 10px 26px rgba(0,0,0,.28); }
html[data-theme="dark"] #themeToggle:hover { background:#e0f2fe; border-color:#38bdf8; }
html[data-theme="dark"] .theme-light-icon { display: none !important; }
html[data-theme="dark"] .theme-dark-icon { display: block !important; }
.nav-contact { height: 38px; display: inline-flex; align-items: center; gap: 7px; padding: 0 15px; border-radius: 7px; color: #fff; background: #2563eb; text-decoration: none; font-size: 12px; font-weight: 700; transition: background .2s, transform .2s; }
.nav-contact:hover { background: #1d4ed8; transform: translateY(-1px); }
.menu-toggle, .mobile-nav { display: none; }
.menu-close-icon { display: none; }

.hero { position: relative; min-height: min(900px, 92vh); overflow: hidden; display: flex; align-items: center; padding: 118px 0 86px; background: var(--bg-deep); }
#networkCanvas { position: absolute; inset: 0; width: 100%; height: 100%; opacity: .82; }
.hero-grid { position: absolute; inset: 0; opacity: .16; background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 58px 58px; mask-image: linear-gradient(to right, #000 10%, transparent 76%); }
.hero-glow { position: absolute; width: 60%; height: 90%; top: -40%; right: -10%; border-radius: 50%; background: radial-gradient(circle, rgba(59, 130, 246, .2), rgba(124, 58, 237, .09) 42%, transparent 70%); filter: blur(36px); }
.hero-inner { position: relative; z-index: 2; width: min(var(--max), calc(100% - 40px)); margin: 0 auto; display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(390px, .92fr); gap: clamp(50px, 8vw, 120px); align-items: center; }
.status-line { display: flex; align-items: center; gap: 9px; margin: 0 0 24px; color: var(--text-soft); font-size: 12px; }
.status-line span { width: 7px; height: 7px; border-radius: 50%; background: var(--emerald); box-shadow: 0 0 0 5px color-mix(in srgb, var(--emerald) 14%, transparent), 0 0 20px var(--emerald); }
.hero h1 { margin: 0; font-size: clamp(58px, 8.2vw, 118px); line-height: .84; font-weight: 870; letter-spacing: 0; }
.hero h1 span { font-size: .36em; line-height: 1; color: var(--blue); font-weight: 760; }
.hero-statement { margin: 30px 0 0; color: var(--text); font-size: clamp(21px, 2.5vw, 33px); line-height: 1.25; font-weight: 650; }
.hero-intro { max-width: 630px; margin: 18px 0 0; color: var(--muted); font-size: 15px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 11px; margin-top: 31px; }
.button { min-height: 45px; display: inline-flex; align-items: center; justify-content: center; gap: 9px; padding: 0 18px; border: 1px solid transparent; border-radius: 7px; text-decoration: none; font-size: 13px; font-weight: 720; cursor: pointer; transition: transform .2s, box-shadow .2s, border-color .2s, background .2s; }
.button:hover { transform: translateY(-2px); }
.button.primary { color: #fff; background: linear-gradient(135deg, #2563eb, #6d45d8); box-shadow: 0 15px 34px rgba(67, 56, 202, .25); }
.button.primary:hover { box-shadow: 0 18px 38px rgba(67, 56, 202, .38); }
.button.secondary { color: var(--text); border-color: var(--line-strong); background: rgba(30, 41, 59, .35); }
html[data-theme="light"] .button.secondary { background: rgba(255,255,255,.64); }
.hero-metrics { display: flex; margin: 35px 0 0; }
.hero-metrics div { min-width: 96px; padding-right: 25px; margin-right: 25px; border-right: 1px solid var(--line); }
.hero-metrics div:last-child { border: 0; }
.hero-metrics dt { font-size: 20px; font-weight: 760; }
.hero-metrics dd { margin: 2px 0 0; color: var(--muted); font-size: 10px; }

.hero-console { position: relative; min-height: 450px; align-self: center; border: 1px solid var(--line-strong); border-radius: 8px; overflow: hidden; background: rgba(15, 23, 42, .76); box-shadow: var(--shadow); backdrop-filter: blur(14px); }
html[data-theme="light"] .hero-console { background: rgba(255,255,255,.78); }
.console-head { height: 46px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; padding: 0 14px; border-bottom: 1px solid var(--line); color: var(--muted); }
.console-head > span { display: flex; gap: 6px; }
.console-head span i { width: 7px; height: 7px; border-radius: 50%; background: var(--rose); }
.console-head span i:nth-child(2) { background: var(--amber); }
.console-head span i:nth-child(3) { background: var(--emerald); }
.console-head code { font-size: 10px; }
.console-head b { justify-self: end; color: var(--emerald); font-size: 9px; }
.console-body { padding: 27px 23px 23px; font-family: "SFMono-Regular", Consolas, monospace; font-size: 12px; }
.console-body p { margin: 6px 0; color: var(--text-soft); }
.line-number { display: inline-block; width: 31px; color: #59677e; user-select: none; }
.code-key { color: var(--violet); }
.code-string { color: var(--emerald); }
.console-divider { height: 1px; margin: 20px 0 16px; background: var(--line); }
.console-output { display: flex; align-items: center; gap: 7px; color: var(--blue) !important; }
.console-output .line-number { margin-right: -7px; }
.cursor { width: 7px; height: 14px; display: inline-block; margin-left: 2px; background: var(--blue); animation: blink 1s steps(2) infinite; }
.signal-map { position: relative; height: 170px; margin: 0 22px 22px; border: 1px solid var(--line); overflow: hidden; background-image: radial-gradient(circle, var(--line-strong) 1px, transparent 1px); background-size: 18px 18px; }
.signal { position: absolute; z-index: 2; width: 50px; height: 26px; display: grid; place-items: center; border: 1px solid var(--line-strong); border-radius: 5px; color: var(--text-soft); background: var(--surface); font: 9px Consolas, monospace; }
.signal-a { left: 18%; top: 23%; color: var(--blue); }
.signal-b { right: 19%; top: 17%; color: var(--violet); }
.signal-c { left: 33%; bottom: 15%; color: var(--emerald); }
.signal-d { right: 19%; bottom: 19%; color: var(--amber); }
.signal-line { position: absolute; height: 1px; background: var(--line-strong); transform-origin: left; }
.signal-line.one { width: 155px; left: 29%; top: 31%; transform: rotate(-7deg); }
.signal-line.two { width: 115px; left: 26%; top: 40%; transform: rotate(45deg); }
.signal-line.three { width: 127px; left: 45%; top: 71%; transform: rotate(-8deg); }
.scroll-cue { position: absolute; z-index: 3; bottom: 23px; left: 50%; display: flex; align-items: center; gap: 8px; color: var(--muted); text-decoration: none; font-size: 10px; transform: translateX(-50%); }
.scroll-cue svg { animation: bob 1.6s ease-in-out infinite; }

.signal-strip { overflow: hidden; border-block: 1px solid var(--line); background: var(--surface); }
.signal-track { width: max-content; height: 48px; display: flex; align-items: center; gap: 28px; animation: marquee 28s linear infinite; color: var(--muted); font: 10px "SFMono-Regular", Consolas, monospace; }
.signal-track i { width: 5px; height: 5px; border-radius: 50%; background: var(--blue); }

.section { padding: clamp(84px, 10vw, 144px) 0; }
.section-shell { width: min(var(--max), calc(100% - 40px)); margin: 0 auto; }
.section-index { margin: 0 0 19px; color: var(--blue); font: 700 10px "SFMono-Regular", Consolas, monospace; }
.section-heading h2 { max-width: 760px; margin: 0; font-size: clamp(30px, 3.8vw, 48px); line-height: 1.16; font-weight: 760; text-wrap: balance; }
.section-heading.split { display: flex; align-items: end; justify-content: space-between; gap: 40px; margin-bottom: 51px; }
.heading-note { max-width: 410px; margin: 0 0 7px; color: var(--muted); font-size: 14px; }

.about-section { background: var(--bg); }
.about-layout { display: grid; grid-template-columns: 1.12fr 1fr .72fr; gap: clamp(36px, 6vw, 80px); align-items: start; }
.about-layout .section-heading h2 { max-width: 520px; font-size: clamp(30px, 3vw, 42px); }
.about-content { padding-top: 40px; }
.about-content > p { color: var(--muted); font-size: 14px; }
.about-content .about-lead { margin-top: 0; color: var(--text-soft); font-size: 20px; line-height: 1.55; }
.principles { margin-top: 34px; padding-top: 24px; border-top: 1px solid var(--line); }
.principles > div { display: grid; grid-template-columns: 32px 1fr; gap: 13px; margin: 17px 0; }
.principles svg { margin-top: 3px; color: var(--blue); }
.principles span { display: flex; flex-direction: column; }
.principles strong { font-size: 13px; }
.principles small { margin-top: 2px; color: var(--muted); font-size: 11px; }
.stack-panel { border-left: 1px solid var(--line); padding-left: 26px; }
.stack-head { display: flex; justify-content: space-between; padding-bottom: 14px; border-bottom: 1px solid var(--line); }
.stack-head span { font: 700 10px Consolas, monospace; color: var(--violet); }
.stack-head small { color: var(--muted); font-size: 10px; }
.stack-groups > div { padding: 22px 0 18px; border-bottom: 1px solid var(--line); }
.stack-groups p { margin: 0 0 11px; color: var(--muted); font: 9px Consolas, monospace; }
.stack-groups span { display: inline-block; margin: 0 5px 6px 0; padding: 5px 8px; border: 1px solid var(--line); border-radius: 4px; color: var(--text-soft); background: var(--surface); font-size: 10px; }

.projects-section { background: var(--bg-deep); }
.project-controls { display: flex; gap: 4px; padding: 4px; border: 1px solid var(--line); border-radius: 7px; background: var(--surface); }
.filter-button { padding: 7px 12px; border: 0; border-radius: 5px; color: var(--muted); background: transparent; cursor: pointer; font-size: 11px; }
.filter-button.active, .filter-button:hover { color: var(--text); background: var(--surface-3); }
.project-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.project-card { display: grid; grid-template-columns: .87fr 1.13fr; min-height: 330px; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; background: var(--surface); transition: transform .25s ease, box-shadow .25s ease, border-color .25s; }
.project-card:hover { transform: translateY(-5px); border-color: var(--line-strong); box-shadow: var(--shadow); }
.project-card.hidden { display: none; }
.project-visual { position: relative; min-height: 100%; overflow: hidden; border-right: 1px solid var(--line); background-color: #0c1425; }
.project-info { display: flex; flex-direction: column; padding: 25px; }
.project-meta { display: flex; justify-content: space-between; color: var(--muted); font: 9px Consolas, monospace; }
.project-meta b { color: var(--emerald); font-weight: 500; }
.project-meta b.building { color: var(--amber); }
.project-info h3 { margin: auto 0 9px; font-size: 22px; line-height: 1.2; }
.project-info > p { min-height: 63px; margin: 0; color: var(--muted); font-size: 12px; }
.tech-tags { display: flex; flex-wrap: wrap; gap: 6px; margin: 20px 0; padding: 0; list-style: none; }
.tech-tags li { padding: 4px 7px; border: 1px solid var(--line); border-radius: 4px; color: var(--text-soft); font: 9px Consolas, monospace; }
.project-link { display: inline-flex; align-items: center; gap: 7px; width: fit-content; color: var(--blue); text-decoration: none; font-size: 11px; font-weight: 700; }
.project-link:hover { color: var(--text); }
.project-link svg { transition: transform .2s; }
.project-link:hover svg { transform: translate(2px, -2px); }
.muted-link { color: var(--muted); }
.visual-grid { position: absolute; inset: 0; opacity: .33; background-image: linear-gradient(rgba(96,165,250,.18) 1px, transparent 1px), linear-gradient(90deg, rgba(96,165,250,.18) 1px, transparent 1px); background-size: 26px 26px; }
.medical-plus { position: absolute; top: 38px; left: 50%; color: var(--rose); font-size: 79px; line-height: 1; font-weight: 200; transform: translateX(-50%); text-shadow: 0 0 35px rgba(251,113,133,.4); }
.pulse { position: absolute; top: 132px; left: 12%; right: 12%; height: 42px; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 300 50'%3E%3Cpath d='M0 25h75l15-20 25 40 19-30 14 10h152' fill='none' stroke='%23fb7185' stroke-width='2'/%3E%3C/svg%3E") center/contain no-repeat; }
.visual-caption { position: absolute; inset: auto 17px 16px; display: flex; flex-direction: column; }
.visual-caption small { color: #64748b; font: 8px Consolas; }
.visual-caption strong { margin-top: 3px; color: #f8fafc; font-size: 15px; }
.landscape-visual { background: radial-gradient(circle at 50% 45%, rgba(124,58,237,.24), transparent 48%), #0b1220; }
.orbit { position: absolute; top: 50%; left: 50%; border: 1px solid rgba(167,139,250,.35); border-radius: 50%; transform: translate(-50%,-50%) rotate(-18deg); }
.orbit-one { width: 170px; height: 100px; }
.orbit-two { width: 112px; height: 175px; transform: translate(-50%,-50%) rotate(34deg); }
.core-label { position: absolute; top: 50%; left: 50%; color: #c4b5fd; text-align: center; font: 17px/1.1 Consolas; transform: translate(-50%,-50%); }
.core-label b { font-size: 25px; }
.dot { position: absolute; width: 7px; height: 7px; border-radius: 50%; background: var(--blue); box-shadow: 0 0 14px var(--blue); }
.d1 { top: 22%; left: 23%; }.d2 { top: 28%; right: 18%; background: var(--violet); }.d3 { bottom: 20%; left: 30%; background: var(--emerald); }.d4 { right: 25%; bottom: 27%; background: var(--amber); }
.rag-visual { background: #0b1322; }
.doc-stack { position: absolute; top: 45px; left: 50%; width: 105px; height: 115px; transform: translateX(-50%); }
.doc-stack i { position: absolute; inset: 0; border: 1px solid rgba(96,165,250,.4); border-radius: 5px; background: #121f35; }
.doc-stack i:nth-child(1) { transform: translate(-17px, 11px) rotate(-7deg); }.doc-stack i:nth-child(2) { transform: translate(17px, 8px) rotate(8deg); }.doc-stack i:nth-child(3)::before { content:""; position:absolute; inset:22px 18px; background: repeating-linear-gradient(to bottom, rgba(148,163,184,.5) 0 1px, transparent 1px 13px); }
.search-node { position: absolute; width: 42px; height: 42px; right: 20px; bottom: 25px; border: 1px solid var(--emerald); border-radius: 50%; }
.search-node::after { content:""; position:absolute; width:18px; height:1px; right:-13px; bottom:1px; background:var(--emerald); transform:rotate(45deg); }
.rag-path { position: absolute; inset: auto 52px 22px 25px; display:flex; gap:7px; }
.rag-path i { flex:1; height:3px; background:var(--surface-3); }.rag-path i:nth-child(-n+3) { background:var(--blue); }
.agent-visual { background-image: radial-gradient(circle, rgba(167,139,250,.22) 1px, transparent 1px); background-size: 18px 18px; background-color:#0c1425; }
.agent-visual svg { position:absolute; inset:0; width:100%; height:100%; }.agent-visual path { fill:none; stroke:rgba(167,139,250,.45); stroke-width:1; }
.agent-node { position:absolute; z-index:2; width:34px; height:34px; display:grid; place-items:center; border:1px solid rgba(167,139,250,.6); border-radius:6px; color:#c4b5fd; background:#151c31; font:12px Consolas; }
.agent-node.center { width:48px; height:48px; top:50%; left:50%; transform:translate(-50%,-50%); color:#fff; background:#5b42be; }.agent-node.n1 { left:15%; top:19%; }.agent-node.n2 { right:12%; top:13%; }.agent-node.n3 { right:17%; bottom:13%; }

.writing-section { background: var(--bg); }
.article-list { border-top: 1px solid var(--line); }
.article-list article { min-height: 145px; display: grid; grid-template-columns: 65px 1fr 44px; gap: 22px; align-items: center; border-bottom: 1px solid var(--line); transition: background .2s, padding .2s; }
.article-list article[hidden] { display:none; }
.article-list article:hover { padding-inline: 13px; background: color-mix(in srgb, var(--surface) 48%, transparent); }
.article-number { color: var(--muted); font: 10px Consolas, monospace; }
.article-copy p { display:flex; gap:14px; margin:0 0 5px; color:var(--blue); font:9px Consolas,monospace; }.article-copy time { color:var(--muted); }
.article-copy h3 { margin:0; font-size:18px; line-height:1.35; }.article-copy small { color:var(--muted); font-size:11px; }
.article-action { width: 38px; height:38px; display:grid; place-items:center; border:1px solid var(--line); border-radius:7px; background:transparent; cursor:pointer; }
.article-action:hover { border-color:var(--blue); color:var(--blue); }
.article-pagination { min-height:58px; display:flex; align-items:center; justify-content:flex-end; gap:14px; border-bottom:1px solid var(--line); }
.article-pagination[hidden] { display:none; }
.article-pagination button { width:34px; height:34px; display:grid; place-items:center; padding:0; border:1px solid var(--line-strong); border-radius:7px; color:var(--text); background:var(--surface); cursor:pointer; font-size:18px; line-height:1; }
.article-pagination button:hover:not(:disabled) { border-color:var(--blue); color:var(--blue); transform:translateY(-1px); }
.article-pagination button:disabled { opacity:.35; cursor:not-allowed; }
.article-pagination span { min-width:54px; text-align:center; color:var(--muted); font:700 11px/1 var(--mono); }

.contact-section { border-top: 1px solid var(--line); background: var(--bg-deep); }
.contact-layout { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(60px, 10vw, 140px); }
.contact-copy h2 { max-width:640px; margin:0; font-size:clamp(30px,3.8vw,48px); line-height:1.16; text-wrap:balance; }.contact-copy > p:not(.section-index) { max-width:520px; color:var(--muted); font-size:14px; }
.email-link { display:inline-flex; align-items:center; gap:9px; margin-top:18px; color:var(--blue); font-size:20px; font-weight:650; text-decoration:none; }.email-link:hover { color:var(--text); }
.social-links { display:flex; flex-wrap:wrap; gap:8px; margin-top:28px; }.social-links a { display:inline-flex; align-items:center; gap:7px; padding:7px 10px; border:1px solid var(--line); border-radius:6px; color:var(--muted); text-decoration:none; font-size:10px; }.social-links a:hover { color:var(--text); border-color:var(--line-strong); }
.contact-form { display:grid; gap:17px; padding:28px; border:1px solid var(--line); border-radius:8px; background:var(--surface); box-shadow:var(--shadow); }
.form-row { display:grid; grid-template-columns:1fr 1fr; gap:13px; }.contact-form label { display:flex; flex-direction:column; gap:7px; color:var(--text-soft); font-size:11px; }
.contact-form input,.contact-form select,.contact-form textarea { width:100%; border:1px solid var(--line); border-radius:6px; outline:none; padding:11px 12px; color:var(--text); background:var(--bg-deep); font-size:12px; transition:border-color .2s,box-shadow .2s; }.contact-form textarea { resize:vertical; min-height:118px; }.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus { border-color:var(--blue); box-shadow:0 0 0 3px color-mix(in srgb,var(--blue) 15%,transparent); }.contact-form ::placeholder { color:color-mix(in srgb,var(--muted) 70%,transparent); }
.submit-button { width:100%; border:0; }.form-note { display:flex; align-items:center; gap:7px; margin:0; color:var(--muted); font-size:9px; }.form-note svg { color:var(--emerald); }

.site-footer { border-top:1px solid var(--line); background:var(--bg-deep); }.footer-inner { min-height:110px; display:grid; grid-template-columns:auto 1fr auto; gap:30px; align-items:center; }.footer-brand .brand-mark { width:29px;height:29px;font-size:12px; }.footer-inner > p { justify-self:center; margin:0; color:var(--muted); font-size:10px; }.back-top { display:inline-flex;align-items:center;gap:7px;color:var(--muted);text-decoration:none;font-size:10px; }.back-top:hover { color:var(--text); }
.toast { position:fixed; z-index:200; left:50%; bottom:24px; max-width:calc(100% - 32px); padding:10px 14px; border:1px solid var(--line-strong); border-radius:7px; color:var(--text); background:var(--surface); box-shadow:var(--shadow); font-size:11px; opacity:0; pointer-events:none; transform:translate(-50%,14px); transition:opacity .2s,transform .2s; }.toast.show { opacity:1; transform:translate(-50%,0); }

.reveal { opacity:0; transform:translateY(20px); transition:opacity .7s ease,transform .7s ease; }.reveal.is-visible { opacity:1; transform:none; }
@keyframes blink { 50% { opacity:0; } } @keyframes bob { 50% { transform:translateY(5px); } } @keyframes marquee { to { transform:translateX(-50%); } }

@media (max-width: 1020px) {
  .hero { min-height: auto; padding-top:130px; }.hero-inner { grid-template-columns:1fr; }.hero-console { width:min(610px,100%); min-height:420px; }.hero h1 { font-size:clamp(56px,10vw,88px); }
  .about-layout { grid-template-columns:1fr 1fr; }.stack-panel { grid-column:1/-1; border-left:0; border-top:1px solid var(--line); padding:25px 0 0; }.stack-groups { display:grid; grid-template-columns:repeat(3,1fr); gap:25px; }.stack-groups > div { border-bottom:0; }
  .project-card { grid-template-columns:1fr; }.project-visual { min-height:220px; border-right:0; border-bottom:1px solid var(--line); }
}

@media (max-width: 760px) {
  .nav-shell,.section-shell,.hero-inner { width:min(calc(100% - 28px),var(--max)); }.desktop-nav,.nav-contact { display:none; }.nav-actions { position:fixed; z-index:102; top:19px; right:14px; gap:6px; }.nav-actions .icon-button { width:36px; height:36px; }.menu-toggle { display:inline-grid; }.site-header.menu-open { background:var(--header-bg); backdrop-filter:blur(18px); border-color:var(--line); }.site-header.menu-open .menu-open-icon { display:none; }.site-header.menu-open .menu-close-icon { display:block; }.mobile-nav { display:none; padding:10px 20px 22px; border-top:1px solid var(--line); background:var(--header-bg); }.site-header.menu-open .mobile-nav { display:grid; }.mobile-nav a { padding:12px 0; border-bottom:1px solid var(--line); color:var(--text-soft); text-decoration:none; font-size:13px; }
  .hero { min-height:920px; align-items:flex-start; padding:125px 0 72px; }.hero h1 { font-size:clamp(54px,17vw,84px); }.hero h1 span { font-size:.39em; }.hero-statement { font-size:22px; }.hero-intro { font-size:13px; }.hero-console { min-height:390px; }.signal-map { height:145px; }.scroll-cue { display:none; }
  .section { padding:82px 0; }.section-heading.split { align-items:flex-start; flex-direction:column; margin-bottom:35px; }.section-heading h2,.about-layout .section-heading h2,.contact-copy h2 { max-width:100%; font-size:clamp(28px,8vw,34px); line-height:1.2; }.about-layout,.contact-layout { grid-template-columns:1fr; }.about-content { padding-top:0; }.stack-groups { grid-template-columns:1fr; gap:0; }.stack-groups > div { border-bottom:1px solid var(--line); }
  .project-controls { width:100%; overflow:auto; }.filter-button { flex:1; white-space:nowrap; }.project-grid { grid-template-columns:1fr; }.project-card { min-height:0; }.project-info > p { min-height:0; }
  .article-list article { grid-template-columns:34px 1fr 38px; gap:10px; min-height:165px; }.article-copy h3 { font-size:15px; }.article-copy small { display:block; margin-top:5px; }.contact-layout { gap:50px; }.contact-form { padding:20px; }.form-row { grid-template-columns:1fr; }.email-link { font-size:16px; }.footer-inner { grid-template-columns:1fr auto; padding:28px 0; }.footer-inner > p { grid-column:1/-1; grid-row:2; justify-self:start; }.back-top { grid-column:2;grid-row:1; }
}

@media (max-width: 430px) {
  .hero-actions { flex-direction:column; }.hero-actions .button { width:100%; }.hero-metrics div { min-width:0; flex:1; padding-right:12px; margin-right:12px; }.hero-console { min-height:365px; }.console-body { padding-inline:15px; font-size:10px; }.signal-map { margin-inline:14px; }.project-visual { min-height:190px; }.social-links a span { display:none; }.social-links a { width:36px;height:36px;justify-content:center; }
}

@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; }
}

.ideas-section { position: relative; overflow: hidden; background: var(--bg); }
.ideas-section::before { content:""; position:absolute; left:-180px; top:8%; width:360px; height:360px; border-radius:999px; background:radial-gradient(circle, color-mix(in srgb, var(--primary) 16%, transparent), transparent 68%); pointer-events:none; }
.ideas-layout { display:grid; grid-template-columns:.78fr 1fr .86fr; gap:clamp(34px,5vw,74px); align-items:start; }
.ideas-copy { color:var(--muted); padding-top:40px; }
.ideas-copy p { margin:0 0 18px; }
.ideas-rules { margin-top:28px; }
.idea-board { border:1px solid var(--line); border-radius:10px; background:var(--surface); box-shadow:var(--shadow); overflow:hidden; }
.idea-board-head { display:flex; align-items:center; justify-content:space-between; gap:14px; padding:18px 20px; border-bottom:1px solid var(--line); background:var(--surface-2); }
.idea-board-head span { color:var(--primary); font:800 12px/1 var(--mono); letter-spacing:.14em; }
.idea-board-head small { color:var(--muted); font-size:12px; }
.idea-board article { display:grid; grid-template-columns:62px 1fr; gap:16px; padding:18px 20px; border-bottom:1px solid var(--line); }
.idea-board article b { display:grid; place-items:center; width:46px; height:46px; border-radius:12px; color:#fff; background:linear-gradient(135deg,var(--primary),var(--accent)); box-shadow:0 12px 26px color-mix(in srgb, var(--primary) 22%, transparent); }
.idea-board h3 { margin:0 0 6px; font-size:15px; }
.idea-board p { margin:0; color:var(--text-soft); font-size:12px; line-height:1.7; }
.idea-form .idea-submit {
  width:100%;
  min-height:46px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  margin:4px 0 0;
  padding:0 18px;
  border:1px solid transparent;
  border-radius:8px;
  color:#fff;
  background:linear-gradient(135deg,var(--blue-strong),var(--violet));
  box-shadow:0 12px 28px rgba(59,130,246,.22);
  cursor:pointer;
  font-weight:800;
  font-size:13px;
  line-height:1;
  transition:transform .2s,filter .2s,box-shadow .2s;
}
.idea-form .idea-submit svg { width:17px; height:17px; stroke:currentColor; }
.idea-form .idea-submit:hover { filter:brightness(1.08); transform:translateY(-1px); box-shadow:0 16px 32px rgba(59,130,246,.3); }
.idea-form .idea-submit:focus-visible { outline:3px solid color-mix(in srgb,var(--blue) 35%,transparent); outline-offset:2px; }

@media (max-width: 1020px) {
  .ideas-layout { grid-template-columns:1fr 1fr; }
  .ideas-layout .section-heading { grid-column:1/-1; }
}

@media (max-width: 760px) {
  .ideas-layout { grid-template-columns:1fr; }
  .ideas-copy { padding-top:0; }
}

.idea-form { padding:18px 20px; border-bottom:1px solid var(--line); display:grid; gap:12px; }
.idea-form label { display:grid; gap:7px; color:var(--text-soft); font-size:12px; font-weight:700; }
.idea-form input,
.idea-form textarea { width:100%; border:1px solid var(--line); border-radius:8px; background:var(--bg); color:var(--text); padding:10px 11px; outline:none; resize:vertical; font:inherit; }
.idea-form input:focus,
.idea-form textarea:focus { border-color:var(--primary); box-shadow:0 0 0 3px color-mix(in srgb,var(--primary) 14%,transparent); }
.idea-form-row { display:grid; grid-template-columns:1fr 1fr; gap:10px; }
.idea-list { display:grid; }
.idea-item { display:grid !important; grid-template-columns:62px 1fr; gap:16px; padding:18px 20px; border-bottom:1px solid var(--line); align-items:start; }
.idea-item:last-child { border-bottom:0; }
.idea-item small { display:inline-block; margin-top:12px; color:var(--muted); font-size:11px; letter-spacing:.08em; text-transform:uppercase; }
.idea-item p { display:-webkit-box; overflow:hidden; -webkit-box-orient:vertical; -webkit-line-clamp:3; }
.idea-vote { display:grid; place-items:center; align-content:center; gap:2px; width:48px; height:58px; border:0; border-radius:14px; color:#fff; background:linear-gradient(135deg,#2563eb,#7c3aed); cursor:pointer; box-shadow:0 16px 30px rgba(37,99,235,.2); transition:transform .2s, box-shadow .2s, opacity .2s; }
.idea-vote:hover { transform:translateY(-1px); box-shadow:0 20px 36px rgba(37,99,235,.25); }
.idea-vote b { display:block; width:auto !important; height:auto !important; color:inherit !important; background:transparent !important; box-shadow:none !important; font-size:17px; line-height:1; }
.idea-vote span { font-size:10px; font-weight:900; letter-spacing:.12em; }
.idea-submit:disabled,
.idea-vote:disabled { opacity:.58; cursor:not-allowed; transform:none; }
.idea-loading { padding:18px 20px; color:var(--muted); font-size:12px; }
.idea-pagination { min-height:58px; display:flex; align-items:center; justify-content:center; gap:14px; padding:10px 16px; border-top:1px solid var(--line); background:var(--surface-2); }
.idea-pagination[hidden] { display:none; }
.idea-pagination button { width:34px; height:34px; display:grid; place-items:center; padding:0; border:1px solid var(--line-strong); border-radius:7px; color:var(--text); background:var(--surface); cursor:pointer; font-size:18px; line-height:1; }
.idea-pagination button:hover:not(:disabled) { border-color:var(--blue); color:var(--blue); transform:translateY(-1px); }
.idea-pagination button:disabled { opacity:.35; cursor:not-allowed; }
.idea-pagination span { min-width:54px; text-align:center; color:var(--muted); font:700 11px/1 var(--mono); }

html[data-theme="dark"] .idea-vote { color:#07111f; background:linear-gradient(135deg,#5eead4,#a3e635); box-shadow:0 16px 34px rgba(94,234,212,.16); }

@media (max-width:760px) {
  .idea-form-row { grid-template-columns:1fr; }
  .idea-item { grid-template-columns:54px 1fr; padding:16px; }
}