@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=Manrope:wght@400;500;600;700;800&display=swap');

:root {
  --bg: #080a0f;
  --surface: #11141c;
  --surface-raised: #171b25;
  --line: rgba(226, 232, 240, .13);
  --text: #f2f5fa;
  --muted: #9aa4b5;
  --accent: #92f0c5;
  --accent-deep: #1d7b60;
  --blue: #9eb8ff;
  --radius: 18px;
}

* { box-sizing: border-box; }
html { background: var(--bg); }
body {
  min-width: 320px;
  margin: 0;
  color: var(--text);
  background: radial-gradient(circle at 78% -8%, #18324a 0, transparent 29rem), radial-gradient(circle at -10% 42%, #17281f 0, transparent 26rem), var(--bg);
  font-family: Manrope, system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.7;
}

.scanlines { display: none; }
.site-header, .page-shell, .site-footer { width: min(1180px, calc(100% - 3rem)); margin-inline: auto; }
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  min-height: 84px;
  border-bottom: 1px solid var(--line);
}
.brand { display: inline-flex; align-items: center; gap: .65rem; color: var(--text); font-size: 1.05rem; font-weight: 800; letter-spacing: -.04em; text-decoration: none; }
.brand-disk { display: grid; width: 30px; height: 30px; place-items: center; color: #07100d; background: var(--accent); border-radius: 8px; box-shadow: 0 0 24px rgba(146, 240, 197, .25); }
nav { display: flex; flex-wrap: wrap; gap: 1.5rem; }
nav a { color: var(--muted); font-size: .82rem; font-weight: 700; text-decoration: none; transition: color .2s ease; }
nav a:hover, nav a:focus-visible { color: var(--accent); }

.page-shell { padding-block: clamp(3.5rem, 8vw, 7.5rem) 5rem; }
.hero { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(330px, .95fr); gap: clamp(3rem, 7vw, 8rem); align-items: center; min-height: 560px; }
.eyebrow, .status-line { font-family: "DM Mono", monospace; font-size: .72rem; font-weight: 500; letter-spacing: .1em; }
.eyebrow { margin: 0 0 1.25rem; color: var(--accent); }
.eyebrow::before { display: inline-block; width: 2rem; height: 1px; margin: 0 .65rem .22rem 0; background: currentColor; content: ""; }
h1, h2, h3 { letter-spacing: -.055em; line-height: 1.04; }
h1 { max-width: 9ch; margin: 0; font-size: clamp(3.6rem, 7.5vw, 6.8rem); font-weight: 800; }
h2 { margin: 5rem 0 1.5rem; font-size: clamp(2.2rem, 4vw, 3.4rem); }
h3 { font-size: 1.12rem; }
p { max-width: 66ch; }
.hero-copy > p:not(.eyebrow):not(.status-line) { margin: 1.75rem 0; color: var(--muted); font-size: 1.08rem; }
.status-line { display: inline-flex; gap: .45rem; align-items: center; margin: .5rem 0 0; color: var(--accent); }
.status-line::before { width: .48rem; height: .48rem; background: var(--accent); border-radius: 50%; box-shadow: 0 0 0 5px rgba(146, 240, 197, .12); content: ""; }
.cursor { display: none; }
.button-row { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }
.pixel-button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: .75rem 1.1rem; border: 1px solid var(--accent); border-radius: 9px; color: #07100d; background: var(--accent); font-size: .78rem; font-weight: 800; letter-spacing: .03em; text-decoration: none; transition: transform .2s ease, background .2s ease, box-shadow .2s ease; }
.pixel-button.alt { border-color: var(--line); color: var(--text); background: rgba(255,255,255,.04); }
.pixel-button:hover, .pixel-button:focus-visible { transform: translateY(-2px); box-shadow: 0 10px 25px rgba(0,0,0,.26); }
.pixel-button.alt:hover, .pixel-button.alt:focus-visible { border-color: var(--blue); color: var(--blue); }

.floppy-stage { position: relative; padding: 1.15rem; }
.floppy-stage::before { position: absolute; z-index: -1; inset: 8% 2% -5% 12%; border: 1px solid rgba(146,240,197,.26); border-radius: var(--radius); background: linear-gradient(135deg, rgba(146,240,197,.14), rgba(158,184,255,.07)); content: ""; transform: rotate(5deg); }
.floppy-photo { margin: 0; overflow: hidden; padding: .7rem; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(17,20,28,.88); box-shadow: 0 32px 75px rgba(0,0,0,.38); }
.floppy-photo img { display: block; width: 100%; border-radius: 11px; }
.floppy-photo figcaption { padding: .85rem .25rem .15rem; color: var(--muted); font-family: "DM Mono", monospace; font-size: .67rem; letter-spacing: .06em; }

.panel-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin: 1.75rem 0 3rem; }
.panel { min-height: 230px; padding: 1.65rem; border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(145deg, rgba(255,255,255,.055), rgba(255,255,255,.015)); transition: border-color .2s ease, transform .2s ease; }
.panel:hover { border-color: rgba(146,240,197,.42); transform: translateY(-4px); }
.panel h3 { margin: 0 0 1rem; }
.panel h3::first-letter { color: var(--accent); }
.panel p { color: var(--muted); font-size: .92rem; }
.overview-section, .safety-section { display: grid; grid-template-columns: minmax(0, .85fr) minmax(360px, 1.15fr); gap: 4rem; align-items: center; margin-top: 7rem; }
.section-intro, .lead { color: var(--muted); font-size: 1.04rem; }
.overview-section h2, .safety-section h2 { margin: 0 0 1.25rem; }
.text-link { display: inline-flex; gap: .45rem; margin-top: .7rem; text-decoration: none; }
.text-link span { color: var(--accent); transition: transform .2s ease; }
.text-link:hover span { transform: translateX(4px); }
.flow-chart, .exposure-chart { padding: 1.35rem; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(17,20,28,.62); }
.flow-chart { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; gap: .65rem; align-items: center; }
.flow-chart > i { color: var(--accent); font-size: 1.25rem; font-style: normal; }
.flow-step { min-height: 132px; padding: 1rem; border: 1px solid var(--line); border-radius: 12px; background: rgba(255,255,255,.025); }
.flow-step.active { border-color: rgba(146,240,197,.55); background: rgba(146,240,197,.08); }
.flow-step span, .state-card > p { display: block; margin-bottom: .75rem; color: var(--accent); font-family: "DM Mono", monospace; font-size: .67rem; }
.flow-step strong, .flow-step small { display: block; }
.flow-step strong { font-size: .82rem; }
.flow-step small { margin-top: .3rem; color: var(--muted); font-size: .7rem; line-height: 1.4; }
.chart-head, .chart-row { display: grid; grid-template-columns: 82px minmax(90px, 1fr) 130px; gap: .8rem; align-items: center; }
.chart-head { margin-bottom: .85rem; color: var(--muted); font-family: "DM Mono", monospace; font-size: .63rem; text-transform: uppercase; }
.chart-row { margin: .8rem 0; font-size: .75rem; }
.chart-row em { color: var(--muted); font-size: .68rem; font-style: normal; line-height: 1.3; }
.bar { height: 9px; overflow: hidden; border-radius: 99px; background: rgba(255,255,255,.08); }
.bar b { display: block; height: 100%; border-radius: inherit; background: var(--accent); }
.bar.warn b { background: var(--blue); }
.chart-note { margin: 1rem 0 0; padding-top: .9rem; border-top: 1px solid var(--line); color: var(--muted); font-size: .72rem; }
.workflow-list { margin-top: 3rem; border-top: 1px solid var(--line); }
.workflow-list article { display: grid; grid-template-columns: 70px 1fr; gap: 1rem; padding: 2rem 0; border-bottom: 1px solid var(--line); }
.workflow-list article > span { color: var(--accent); font-family: "DM Mono", monospace; font-size: .75rem; }
.workflow-list h2 { margin: 0 0 .65rem; font-size: 1.6rem; }
.workflow-list p { margin: 0; color: var(--muted); }
.workflow-emphasis { margin-inline: -1.2rem; padding-inline: 1.2rem !important; border: 1px solid rgba(146,240,197,.33) !important; border-radius: 14px; background: rgba(146,240,197,.06); }
.callout { margin-top: 3rem; padding: 1.15rem 1.25rem; border-left: 2px solid var(--accent); border-radius: 0 10px 10px 0; color: var(--muted); background: rgba(146,240,197,.06); }
.state-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; margin-top: 3rem; }
.state-card { padding: 1.65rem; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255,255,255,.025); }
.state-card.emphasis { border-color: rgba(158,184,255,.45); background: rgba(158,184,255,.06); }
.state-card.emphasis > p { color: var(--blue); }
.state-card h2 { margin: 0 0 1rem; font-size: 2.1rem; }
.state-card ul { margin: 0; padding-left: 1.15rem; color: var(--muted); font-size: .88rem; }
.checklist { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; margin-top: 1.5rem; }
.checklist > div { display: flex; gap: .8rem; padding: 1rem; border: 1px solid var(--line); border-radius: 12px; background: rgba(255,255,255,.02); }
.checklist span { display: grid; flex: 0 0 1.35rem; height: 1.35rem; place-items: center; border-radius: 50%; color: #07100d; background: var(--accent); font-size: .8rem; font-weight: 800; }
.checklist p { margin: 0; color: var(--muted); font-size: .8rem; line-height: 1.55; }
a { color: var(--blue); font-weight: 700; text-underline-offset: .2em; }
code { padding: .16rem .35rem; border-radius: 4px; color: var(--accent); background: rgba(146,240,197,.1); font-family: "DM Mono", monospace; font-size: .88em; }
pre { overflow-x: auto; padding: 1.25rem; border: 1px solid var(--line); border-radius: 12px; background: #0c0f15; }
pre code { padding: 0; color: inherit; background: none; }
li::marker { color: var(--accent); }
.site-footer { display: flex; justify-content: space-between; gap: 1rem; padding-block: 1.5rem; border-top: 1px solid var(--line); color: var(--muted); font-family: "DM Mono", monospace; font-size: .67rem; letter-spacing: .06em; }

@media (max-width: 760px) {
  .site-header, .site-footer { width: min(100% - 2rem, 1180px); align-items: flex-start; flex-direction: column; padding-block: 1.25rem; gap: 1rem; }
  nav { gap: .9rem 1.2rem; }
  .page-shell { width: min(100% - 2rem, 1180px); }
  .hero, .panel-grid { grid-template-columns: 1fr; }
  .hero { gap: 3.5rem; min-height: 0; }
  .floppy-stage { max-width: 520px; }
  h1 { font-size: clamp(3.25rem, 15vw, 5.4rem); }
  .overview-section, .safety-section, .state-grid, .checklist { grid-template-columns: 1fr; gap: 2rem; }
  .overview-section, .safety-section { margin-top: 5rem; }
  .flow-chart { grid-template-columns: 1fr; }
  .flow-chart > i { justify-self: center; transform: rotate(90deg); }
  .flow-step { min-height: 0; }
  .chart-head { display: none; }
  .chart-row { grid-template-columns: 70px 1fr; }
  .chart-row em { grid-column: 2; }
}

@media (prefers-reduced-motion: reduce) { *, *::before, *::after { transition-duration: .01ms !important; } }