:root {
  --bg: #16100a; --panel: #2a1d10; --ink: #fff8e8; --muted: #d9c6a1;
  --accent: #ffd166; --accent-2: #ff7b72; --line: color-mix(in srgb, var(--accent) 35%, transparent);
  --radius: 24px; --shadow: 0 24px 70px rgba(0,0,0,.28);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg); }
body { margin: 0; color: var(--ink); background:
  radial-gradient(circle at 12% 10%, color-mix(in srgb, var(--accent) 14%, transparent), transparent 28rem),
  radial-gradient(circle at 88% 24%, color-mix(in srgb, var(--accent-2) 12%, transparent), transparent 24rem), var(--bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif; line-height: 1.65; }
a { color: inherit; }
.wrap { width: min(1120px, calc(100% - 36px)); margin-inline: auto; }
.notice { padding: 9px 18px; text-align: center; font-size: .82rem; color: var(--muted); border-bottom: 1px solid var(--line); background: rgba(0,0,0,.18); }
.topbar { position: sticky; top: 0; z-index: 10; backdrop-filter: blur(18px); background: color-mix(in srgb, var(--bg) 84%, transparent); border-bottom: 1px solid var(--line); }
.nav { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.brand { display: flex; align-items: center; gap: 11px; text-decoration: none; font-weight: 900; letter-spacing: -.02em; }
.brand img { width: 36px; height: 36px; border-radius: 11px; }
.brand small { display: block; color: var(--muted); font-size: .68rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
nav { display: flex; align-items: center; gap: 18px; }
nav a { text-decoration: none; color: var(--muted); font-size: .9rem; font-weight: 750; }
nav a:hover, nav a:focus-visible { color: var(--ink); }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 45px; padding: 0 19px; border-radius: var(--radius); text-decoration: none; font-weight: 900; background: var(--accent); color: var(--bg); border: 1px solid transparent; }
.button.secondary { color: var(--ink); background: transparent; border-color: var(--line); }
.hero { display: grid; grid-template-columns: 1.12fr .88fr; gap: 54px; align-items: center; padding: 82px 0 58px; }
.kicker { margin: 0 0 14px; color: var(--accent); font-size: .78rem; font-weight: 900; letter-spacing: .16em; text-transform: uppercase; }
h1 { margin: 0; font-size: clamp(2.7rem, 7vw, 5.8rem); line-height: .96; letter-spacing: -.055em; max-width: 900px; }
.lead { max-width: 720px; margin: 24px 0 0; color: var(--muted); font-size: clamp(1rem, 2vw, 1.24rem); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 29px; }
.hero-graphic { position: relative; min-height: 390px; overflow: hidden; border: 1px solid var(--line); border-radius: calc(var(--radius) * 1.4); background: linear-gradient(145deg, color-mix(in srgb, var(--panel) 86%, black), var(--panel)); box-shadow: var(--shadow); isolation: isolate; }
.hero-graphic::before, .hero-graphic::after { content: ""; position: absolute; border-radius: 50%; filter: blur(2px); }
.hero-graphic::before { width: 260px; height: 260px; right: -55px; top: -40px; background: color-mix(in srgb, var(--accent) 58%, transparent); }
.hero-graphic::after { width: 220px; height: 220px; left: -70px; bottom: -80px; background: color-mix(in srgb, var(--accent-2) 48%, transparent); }
.hero-grid { position: absolute; inset: 18px; z-index: -1; opacity: .25; background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg,var(--line) 1px, transparent 1px); background-size: 28px 28px; }
.hero-mark { position: absolute; inset: 0; display: grid; place-content: center; text-align: center; padding: 34px; }
.hero-mark strong { font-size: clamp(2.2rem, 6vw, 4.8rem); letter-spacing: -.05em; }
.hero-mark span { color: var(--accent); font-size: .78rem; font-weight: 900; letter-spacing: .2em; text-transform: uppercase; }
.fact-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 10px 0 62px; }
.fact-strip article, .card, .checklist, .faq article, .boundary, .responsible { border: 1px solid var(--line); background: color-mix(in srgb, var(--panel) 91%, transparent); border-radius: var(--radius); }
.fact-strip article { padding: 20px; }
.fact-strip b { display: block; color: var(--accent); font-size: 1.02rem; }
.fact-strip span { color: var(--muted); font-size: .88rem; }
.section { padding: 48px 0; }
.section h2 { margin: 0 0 10px; font-size: clamp(2rem, 4vw, 3.45rem); letter-spacing: -.04em; line-height: 1.05; }
.section-intro { color: var(--muted); max-width: 740px; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 28px; }
.card { padding: 25px; }
.card strong { display: inline-grid; place-items: center; width: 32px; height: 32px; margin-bottom: 20px; border-radius: 50%; background: var(--accent); color: var(--bg); }
.card h3, .faq h3 { margin: 0 0 9px; }
.card p, .faq p, .boundary p, .responsible p { color: var(--muted); margin: 0; }
.split { display: grid; grid-template-columns: .76fr 1.24fr; gap: 42px; align-items: start; }
.checklist { margin: 0; padding: 12px 28px; list-style: none; counter-reset: steps; }
.checklist li { counter-increment: steps; display: grid; grid-template-columns: 38px 1fr; gap: 12px; padding: 17px 0; border-bottom: 1px solid var(--line); }
.checklist li:last-child { border-bottom: 0; }
.checklist li::before { content: counter(steps, decimal-leading-zero); color: var(--accent); font-weight: 900; }
.boundary, .responsible { padding: 26px; margin-top: 24px; }
.boundary { border-left: 5px solid var(--accent-2); }
.responsible { border-left: 5px solid var(--accent); }
.faq { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-top: 25px; }
.faq article { padding: 24px; }
footer { margin-top: 56px; padding: 32px 0 48px; border-top: 1px solid var(--line); color: var(--muted); font-size: .88rem; }
.layout-manual .hero-graphic, .layout-ledger .card { border-radius: 0; }
.layout-timeline .checklist li { grid-template-columns: 54px 1fr; }
.layout-network .hero-graphic { transform: rotate(-1deg); }
.layout-mobile .hero-graphic { min-height: 430px; border-radius: 54px; }
.layout-steps .card strong { border-radius: 4px; }
.layout-keypad .cards { grid-template-columns: repeat(3, minmax(0,1fr)); }
.variant-shell { display: grid; gap: 18px; }
.variant-shield > .boundary { order: -1; margin-bottom: 18px; }
.advisory-stack { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; align-items: start; }
.editorial-flow { border-block: 1px solid var(--line); padding-block: 18px; }
.diagnostic-flow { display: grid; grid-template-columns: 1.05fr .95fr; gap: 34px; align-items: start; }
.diagnostic-flow .section { padding-block: 32px; }
/* Variant B: visual-first shield */
.hero { grid-template-columns: .86fr 1.14fr; }
.hero > div:first-child { order: 2; }
.hero-graphic { order: 1; min-height: 470px; clip-path: polygon(7% 0,93% 0,100% 12%,100% 88%,93% 100%,7% 100%,0 88%,0 12%); }
.fact-strip { transform: translateY(-16px); }
.cards { grid-template-columns: repeat(2,1fr); }
.card:first-child { grid-row: span 2; display: grid; align-content: center; }
@media (max-width: 860px) { .hero, .split { grid-template-columns: 1fr; } .hero { padding-top: 58px; } .hero-graphic { min-height: 300px; } nav a:not(.button) { display: none; } }
@media (max-width: 860px) { .hero > * { order: initial !important; } .hero-mark { grid-auto-flow: row; gap: 4px; } .card { display: block; } .card strong { margin-bottom: 20px; } .advisory-stack, .diagnostic-flow { grid-template-columns: 1fr; } }
@media (max-width: 640px) { .wrap { width: min(100% - 24px, 1120px); } .cards, .fact-strip, .faq { grid-template-columns: 1fr; } .card:first-child, .card:last-child, .fact-strip article:last-child { grid-column: auto; grid-row: auto; } h1 { max-width: 100%; font-size: clamp(2.1rem, 11vw, 2.625rem); overflow-wrap: anywhere; } .nav { min-height: 64px; padding-inline: 0; border-inline: 0; } .brand small { display: none; } .button { width: 100%; } nav .button { width: auto; } }
@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; } }