:root {
  --bg: #070a09;
  --bg-soft: #0c110f;
  --panel: rgba(10, 16, 13, 0.86);
  --panel-strong: #0c1210;
  --line: rgba(154, 190, 164, 0.17);
  --line-strong: rgba(154, 190, 164, 0.32);
  --text: #edf5ee;
  --muted: #87988d;
  --dim: #516158;
  --emerald: #0b4e36;
  --green: #3ee28d;
  --green-soft: #8fe7b4;
  --gold: #d9b45b;
  --gold-soft: #f0d28a;
  --danger: #ef7668;
  --blue: #85b7d5;
  --shadow: rgba(0, 0, 0, 0.42);
}

* { box-sizing: border-box; }
html { min-height: 100%; background: var(--bg); scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at 81% 16%, rgba(12, 92, 61, 0.17), transparent 30rem),
    radial-gradient(circle at 14% 72%, rgba(8, 69, 47, 0.14), transparent 27rem),
    var(--bg);
  font-family: Arial, Helvetica, sans-serif;
  letter-spacing: 0.025em;
  -webkit-font-smoothing: antialiased;
}
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
button:focus-visible, a:focus-visible { outline: 2px solid var(--gold); outline-offset: 4px; }

.app-shell { position: relative; overflow: hidden; min-height: 100vh; }
.ambient-grid {
  position: fixed; z-index: 0; inset: 0; pointer-events: none; opacity: 0.25;
  background: rgba(7, 10, 9, 0.45);
  background-image: linear-gradient(rgba(101, 156, 121, 0.08) 1px, transparent 1px), linear-gradient(90deg, rgba(101, 156, 121, 0.08) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: linear-gradient(to bottom, black 0%, transparent 80%);
  mask-image: linear-gradient(to bottom, black 0%, transparent 80%);
}
.ambient-ring { position: fixed; z-index: 0; pointer-events: none; border: 1px solid rgba(62, 226, 141, 0.12); border-radius: 50%; }
.ambient-ring:after { content: ""; position: absolute; inset: 13%; border: 1px dashed rgba(217, 180, 91, 0.12); border-radius: 50%; }
.ambient-ring-a { width: 46rem; height: 46rem; right: -18rem; top: -22rem; animation: slow-spin 30s linear infinite; }
.ambient-ring-b { width: 32rem; height: 32rem; left: -18rem; bottom: -17rem; animation: slow-spin-reverse 42s linear infinite; }

.boot-curtain {
  position: fixed; z-index: 30; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center;
  background: #060907; color: var(--green-soft); opacity: 1; pointer-events: auto;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}
.boot-curtain.is-dismissed { opacity: 0; visibility: hidden; pointer-events: none; }
.boot-mark, .wordmark-symbol { position: relative; display: inline-flex; align-items: center; justify-content: center; border: 1px solid var(--gold); color: var(--gold); transform: rotate(45deg); }
.boot-mark { width: 46px; height: 46px; margin-bottom: 19px; box-shadow: 0 0 26px rgba(217, 180, 91, 0.16); }
.boot-mark span, .wordmark-symbol span { display: block; transform: rotate(-45deg); font-family: Georgia, serif; font-weight: 700; }
.boot-mark i, .wordmark-symbol i { position: absolute; width: 8px; height: 1px; right: -4px; top: 9px; background: var(--green); transform: rotate(-45deg); }
.boot-curtain p { margin: 0; font-size: 10px; letter-spacing: 0.22em; animation: pulse-text 1.2s ease-in-out infinite; }

.topbar, main, .site-footer { position: relative; z-index: 1; width: calc(100% - 48px); max-width: 1340px; width: min(1340px, calc(100% - 48px)); margin-left: auto; margin-right: auto; }
.topbar { display: flex; align-items: center; justify-content: space-between; min-height: 92px; border-bottom: 1px solid var(--line); }
.wordmark { display: flex; align-items: center; gap: 13px; color: var(--text); text-decoration: none; }
.wordmark-symbol { flex: 0 0 30px; width: 30px; height: 30px; border-color: var(--green); color: var(--green); }
.wordmark-symbol span { font-size: 12px; }
.wordmark-symbol i { top: 5px; width: 6px; height: 1px; right: -3px; background: var(--gold); }
.wordmark-copy { display: flex; flex-direction: column; line-height: 1; }
.wordmark-copy strong { font-size: 13px; letter-spacing: 0.23em; }
.wordmark-copy em { margin-top: 5px; color: var(--gold); font-size: 8px; font-style: normal; letter-spacing: 0.28em; }
.wordmark-version { align-self: flex-start; margin-top: 1px; color: var(--muted); font: 10px monospace; letter-spacing: 0.08em; }
.topbar-readout { display: flex; align-items: center; gap: 9px; color: var(--muted); font: 9px monospace; letter-spacing: 0.12em; }
.signal-dot { display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--green); box-shadow: 0 0 12px var(--green); animation: signal-pulse 1.8s ease-in-out infinite; }
.readout-separator, .footer-divider { color: var(--dim); }

main { padding: 48px 0 72px; }
.command-layout { display: grid; grid-template-columns: minmax(0, 1.32fr) minmax(360px, 0.68fr); gap: 22px; align-items: stretch; }
.panel-line { position: relative; border: 1px solid var(--line); background: linear-gradient(135deg, rgba(16, 28, 21, 0.88), var(--panel)); box-shadow: 0 22px 65px var(--shadow); }
.panel-line:before, .panel-line:after { content: ""; position: absolute; pointer-events: none; }
.panel-line:before { left: 14px; right: 14px; top: -1px; height: 1px; background: linear-gradient(90deg, transparent, rgba(62, 226, 141, 0.8), transparent); opacity: 0.52; }
.panel-line:after { right: -1px; bottom: 16px; width: 1px; height: 46px; background: var(--gold); opacity: 0.75; }
.hero-panel { min-height: 424px; padding: 52px 54px 45px; display: flex; flex-direction: column; justify-content: center; }
.eyebrow { margin: 0 0 17px; color: var(--green-soft); font: 10px monospace; letter-spacing: 0.19em; }
.eyebrow-index { display: inline-block; margin-right: 10px; color: var(--gold); }
.hero-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 18px; }
h1, h2 { margin: 0; font-weight: 400; }
h1 { max-width: 740px; color: var(--text); font-size: 56px; font-size: clamp(34px, 5.1vw, 72px); line-height: 0.96; letter-spacing: -0.06em; }
h1 span { display: block; color: var(--green); letter-spacing: -0.075em; }
.hero-version { flex: 0 0 auto; color: var(--gold); font: 700 38px/1 monospace; font-size: clamp(25px, 4vw, 49px); letter-spacing: -0.1em; }
.version-slash { color: var(--dim); padding: 0 4px; font-weight: 400; }
.hero-version small { color: var(--muted); font-size: 11px; letter-spacing: 0.02em; }
.hero-description { max-width: 620px; margin: 29px 0 28px; color: var(--muted); font-size: 13px; line-height: 1.75; }
.hero-rule { display: flex; align-items: center; gap: 5px; height: 11px; margin-bottom: 31px; }
.hero-rule span { display: block; height: 1px; background: var(--green); }
.hero-rule span:nth-child(1) { width: 88px; }
.hero-rule span:nth-child(2) { width: 22px; background: var(--gold); }
.hero-rule span:nth-child(3) { width: 6px; background: var(--gold); }
.hero-rule span:nth-child(4) { width: 90px; background: var(--line-strong); }
.hero-rule span:nth-child(5) { width: 5px; background: var(--line-strong); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 11px; }
.btn { min-height: 57px; border: 1px solid; display: inline-flex; align-items: center; cursor: pointer; transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease; }
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-primary { min-width: 250px; border-color: var(--green); color: #04130b; background: var(--green); }
.btn-primary:hover { border-color: var(--green-soft); background: var(--green-soft); }
.btn-ghost { min-width: 183px; border-color: var(--line-strong); color: var(--text); background: transparent; }
.btn-ghost:hover { border-color: var(--gold); color: var(--gold-soft); background: rgba(217, 180, 91, 0.07); }
.btn-index { align-self: stretch; display: inline-flex; align-items: center; padding: 0 13px; border-right: 1px solid currentColor; opacity: 0.45; font: 10px monospace; }
.btn-label { padding: 0 18px; font-size: 11px; font-weight: 700; letter-spacing: 0.11em; }
.btn-arrow { margin-right: 15px; font-size: 17px; }
.action-note { margin: 21px 0 0; color: var(--dim); font: 10px monospace; letter-spacing: 0.03em; }
.note-mark { display: inline-block; width: 15px; height: 15px; margin-right: 7px; border: 1px solid var(--gold); color: var(--gold); text-align: center; line-height: 14px; }

.telemetry-panel { min-height: 424px; padding: 31px 30px 22px; }
.panel-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; }
.panel-heading h2 { color: var(--text); font-size: 16px; letter-spacing: 0.1em; }
.panel-code, .engine-state { color: var(--dim); font: 9px monospace; letter-spacing: 0.11em; white-space: nowrap; }
.telemetry-grid { display: grid; grid-template-columns: 1fr 1fr; margin-top: 31px; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.telemetry-cell { min-height: 106px; padding: 17px 15px 13px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.telemetry-cell-wide { grid-column: span 2; min-height: 92px; }
.telemetry-label, .telemetry-meta { display: block; color: var(--dim); font: 9px monospace; letter-spacing: 0.07em; }
.telemetry-value { display: block; overflow: hidden; margin: 14px 0 9px; color: var(--green-soft); font: 700 17px monospace; letter-spacing: 0.02em; text-overflow: ellipsis; white-space: nowrap; }
.telemetry-value-small { font-size: 14px; }
.telemetry-value-gold { color: var(--gold); }
.telemetry-meta { color: var(--muted); font-size: 8px; }
.telemetry-footer { display: flex; align-items: center; flex-wrap: wrap; gap: 7px 10px; margin-top: 23px; color: var(--dim); font: 8px monospace; letter-spacing: 0.07em; }
.status-led { display: inline-block; width: 6px; height: 6px; border-radius: 50%; }
.led-green { background: var(--green); box-shadow: 0 0 9px rgba(62, 226, 141, 0.8); }
.led-gold { background: var(--gold); }
.led-muted { background: var(--dim); }

.workspace-grid { display: grid; grid-template-columns: minmax(0, 0.87fr) minmax(0, 1.13fr); gap: 22px; margin-top: 22px; }
.log-panel, .engine-panel, .info-panel { padding: 29px 30px 24px; }
.panel-heading-compact { align-items: center; }
.live-badge { display: inline-flex; align-items: center; gap: 7px; color: var(--green); font: 9px monospace; letter-spacing: 0.13em; }
.live-badge i { display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: currentColor; box-shadow: 0 0 10px currentColor; animation: signal-pulse 1.7s ease-in-out infinite; }
.log-window { height: 327px; overflow: auto; margin-top: 26px; padding: 16px 13px; border: 1px solid rgba(154, 190, 164, 0.11); background: rgba(3, 7, 5, 0.72); scrollbar-color: var(--emerald) var(--bg); }
.log-entry { display: grid; grid-template-columns: 58px 63px 1fr; gap: 9px; align-items: baseline; margin-bottom: 13px; color: var(--muted); font: 10px/1.55 monospace; }
.log-entry:last-child { margin-bottom: 0; }
.log-entry time { color: var(--dim); }
.log-tag { color: var(--green-soft); }
.log-entry p { margin: 0; }
.log-entry-warn .log-tag { color: var(--gold); }
.log-entry-error .log-tag { color: var(--danger); }
.log-entry-confirmed .log-tag { color: var(--green); }
.log-entry-error p { color: #d7968b; }
.log-entry-confirmed p { color: var(--green-soft); }
.log-footer { display: flex; justify-content: space-between; gap: 10px; margin-top: 14px; color: var(--dim); font: 8px monospace; letter-spacing: 0.08em; }

.engine-panel { min-height: 493px; }
.progress-block { margin-top: 25px; }
.progress-topline { display: flex; justify-content: space-between; color: var(--muted); font: 9px monospace; letter-spacing: 0.08em; }
.progress-track { position: relative; height: 5px; overflow: hidden; margin-top: 11px; background: rgba(154, 190, 164, 0.13); }
.progress-indeterminate { position: absolute; left: -35%; top: 0; width: 35%; height: 100%; background: linear-gradient(90deg, transparent, var(--green), transparent); opacity: 0; }
.engine-panel[data-running="true"] .progress-indeterminate { opacity: 1; animation: scan 1.35s linear infinite; }
.engine-panel[data-complete="true"] .progress-indeterminate { left: 0; width: 100%; opacity: 1; background: var(--green); animation: none; }
.progress-note { min-height: 29px; margin: 10px 0 0; color: var(--dim); font: 10px/1.45 monospace; }
.result-card { position: relative; display: flex; align-items: center; min-height: 86px; overflow: hidden; margin-top: 18px; padding: 16px 17px; border: 1px solid var(--line); background: rgba(5, 12, 8, 0.75); }
.result-card[data-state="success"] { border-color: rgba(62, 226, 141, 0.74); background: rgba(19, 71, 45, 0.35); box-shadow: 0 0 33px rgba(62, 226, 141, 0.13); }
.result-card[data-state="failed"] { border-color: rgba(239, 118, 104, 0.63); }
.result-orbit { position: relative; flex: 0 0 53px; width: 53px; height: 53px; margin-right: 15px; border: 1px solid var(--line-strong); border-radius: 50%; }
.result-orbit:before, .result-orbit:after { content: ""; position: absolute; inset: 8px; border: 1px dashed var(--dim); border-radius: 50%; }
.result-orbit:after { inset: 19px; border: 2px solid var(--gold); border-left-color: transparent; animation: slow-spin 6s linear infinite; }
.result-card[data-state="success"] .result-orbit { border-color: var(--green); }
.result-card[data-state="success"] .result-orbit:after { border-color: var(--green); border-left-color: transparent; animation-duration: 1.4s; }
.result-copy { min-width: 0; }
.result-kicker { display: block; color: var(--gold); font: 8px monospace; letter-spacing: 0.13em; }
.result-copy strong { display: block; overflow: hidden; margin: 6px 0 5px; color: var(--text); font: 700 14px monospace; letter-spacing: 0.05em; text-overflow: ellipsis; white-space: nowrap; }
.result-copy p { overflow: hidden; margin: 0; color: var(--muted); font: 10px/1.4 monospace; text-overflow: ellipsis; white-space: nowrap; }
.result-mark { flex: 0 0 auto; margin-left: auto; color: var(--gold); font: 24px monospace; }
.result-card[data-state="success"] .result-mark { color: var(--green); }
.engine-viewport { position: relative; min-height: 110px; overflow: hidden; margin-top: 18px; border: 1px solid rgba(154, 190, 164, 0.11); background: #050806; }
.viewport-placeholder { display: flex; flex-direction: column; align-items: center; justify-content: center; min-height: 108px; padding: 18px; text-align: center; }
.viewport-placeholder strong { color: var(--muted); font: 10px monospace; letter-spacing: 0.12em; }
.viewport-placeholder p { max-width: 390px; margin: 9px 0 0; color: var(--dim); font: 9px/1.5 monospace; }
.viewport-crosshair { position: relative; width: 18px; height: 18px; margin-bottom: 12px; border: 1px solid var(--gold); border-radius: 50%; opacity: 0.7; }
.viewport-crosshair:before, .viewport-crosshair:after { content: ""; position: absolute; background: var(--gold); }
.viewport-crosshair:before { left: 8px; top: -5px; width: 1px; height: 26px; }
.viewport-crosshair:after { left: -5px; top: 8px; width: 26px; height: 1px; }
#engineFrame { display: none; width: 100%; min-height: 320px; border: 0; background: #fff; }
.engine-viewport.has-frame { min-height: 320px; }
.engine-viewport.has-frame .viewport-placeholder { display: none; }
.engine-viewport.has-frame #engineFrame { display: block; }
.engine-actions { display: flex; justify-content: space-between; gap: 15px; margin-top: 17px; }
.text-button { padding: 0; border: 0; color: var(--muted); background: transparent; cursor: pointer; font: 9px monospace; letter-spacing: 0.08em; transition: color 0.2s ease; }
.text-button span { margin-right: 5px; color: var(--gold); font-size: 14px; }
.text-button:hover { color: var(--text); }

.lower-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-top: 22px; }
.info-panel { min-height: 253px; }
.panel-copy { max-width: 550px; margin: 23px 0 18px; color: var(--muted); font-size: 11px; line-height: 1.65; }
.cache-readout { display: flex; align-items: center; gap: 13px; min-height: 52px; padding: 10px 13px; border: 1px solid var(--line); background: rgba(4, 9, 6, 0.45); }
.cache-icon { color: var(--gold); font-size: 23px; }
.cache-readout strong, .cache-readout span { display: block; }
.cache-readout strong { color: var(--green-soft); font: 10px monospace; }
.cache-readout span { margin-top: 5px; color: var(--dim); font: 8px monospace; }
.control-row { display: flex; gap: 9px; margin-top: 15px; }
.small-button { min-height: 31px; padding: 0 12px; border: 1px solid var(--green); color: var(--green-soft); background: transparent; cursor: pointer; font: 9px monospace; letter-spacing: 0.06em; transition: background 0.2s ease, color 0.2s ease; }
.small-button:hover { color: var(--bg); background: var(--green); }
.small-button-muted { border-color: var(--line-strong); color: var(--muted); }
.small-button-muted:hover { border-color: var(--gold); color: var(--gold-soft); background: rgba(217, 180, 91, 0.1); }
.compat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 7px; margin-top: 18px; }
.compat-chip { display: flex; align-items: center; gap: 7px; min-height: 30px; padding: 0 8px; border: 1px solid var(--line); color: var(--muted); font: 8px monospace; }
.compat-chip i { width: 6px; height: 6px; border-radius: 50%; background: var(--green); box-shadow: 0 0 7px rgba(62, 226, 141, 0.55); }
.compat-chip[data-supported="false"] i { background: var(--gold); box-shadow: none; }
.compat-chip b { margin-left: auto; color: var(--dim); font-weight: 400; }
.compat-footnote { margin-top: 15px; color: var(--dim); font: 9px/1.45 monospace; }

.site-footer { display: flex; justify-content: space-between; gap: 20px; padding: 0 0 29px; color: var(--dim); font: 8px monospace; letter-spacing: 0.09em; }
.footer-mark { display: inline-flex; align-items: center; justify-content: center; width: 14px; height: 14px; margin-right: 6px; border: 1px solid var(--gold); color: var(--gold); font-family: Georgia, serif; }
.noscript-banner { position: fixed; z-index: 100; inset: auto 20px 20px; padding: 15px; border: 1px solid var(--gold); color: var(--gold-soft); background: #0b100d; font: 12px/1.5 monospace; }

@keyframes signal-pulse { 0%, 100% { opacity: 0.35; transform: scale(0.86); } 50% { opacity: 1; transform: scale(1); } }
@keyframes pulse-text { 0%, 100% { opacity: 0.45; } 50% { opacity: 1; } }
@keyframes slow-spin { to { transform: rotate(360deg); } }
@keyframes slow-spin-reverse { to { transform: rotate(-360deg); } }
@keyframes scan { from { left: -35%; } to { left: 100%; } }

@media (max-width: 980px) {
  .command-layout, .workspace-grid { grid-template-columns: 1fr; }
  .telemetry-panel { min-height: auto; }
  .hero-panel { min-height: auto; }
  .lower-grid { grid-template-columns: 1fr; }
}
@media (max-width: 620px) {
  .topbar, main, .site-footer { width: min(100% - 28px, 1340px); }
  .topbar { min-height: 78px; }
  .topbar-readout { max-width: 145px; text-align: right; line-height: 1.5; }
  .topbar-readout .readout-separator, .topbar-readout span:last-child { display: none; }
  main { padding-top: 27px; }
  .hero-panel, .telemetry-panel, .log-panel, .engine-panel, .info-panel { padding-left: 19px; padding-right: 19px; }
  .hero-panel { padding-top: 31px; padding-bottom: 31px; }
  .hero-heading { align-items: flex-start; flex-direction: column; }
  .hero-version { margin-top: -4px; }
  h1 { font-size: 42px; }
  .hero-description { margin-top: 23px; font-size: 12px; }
  .hero-actions { display: grid; grid-template-columns: 1fr; }
  .btn-primary, .btn-ghost { width: 100%; min-width: 0; }
  .telemetry-grid { grid-template-columns: 1fr; }
  .telemetry-cell-wide { grid-column: auto; }
  .log-entry { grid-template-columns: 48px 52px 1fr; gap: 6px; font-size: 9px; }
  .engine-actions, .site-footer { flex-direction: column; align-items: flex-start; }
  .site-footer { padding-bottom: 23px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *:before, *:after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: 0.001ms !important; }
}