@font-face {
  font-family: 'Space Grotesk';
  src: url('./assets/fonts/SpaceGrotesk-wght.ttf') format('truetype');
  font-weight: 300 700;
  font-display: swap;
}
@font-face {
  font-family: 'IBM Plex Sans';
  src: url('./assets/fonts/IBMPlexSans-wdth-wght.ttf') format('truetype');
  font-weight: 100 700;
  font-display: swap;
}
@font-face {
  font-family: 'JetBrains Mono';
  src: url('./assets/fonts/JetBrainsMono-wght.ttf') format('truetype');
  font-weight: 100 800;
  font-display: swap;
}

:root {
  --color-paper: #F5F2EA;
  --color-paper-2: #FFFDF8;
  --color-paper-3: #EDE8DC;
  --color-stage: #E3DDCF;
  --color-rule: #E4DED1;
  --color-rule-strong: #C9C1B1;
  --color-ink: #11161F;
  --color-ink-2: #3B4252;
  --color-muted: #5E6472;
  --color-noun: #2A5DB0;
  --color-noun-wash: #E5ECF7;
  --color-verb: #B8541F;
  --color-verb-wash: #F6E7DD;
  --color-real: #1F6B43;
  --color-real-wash: #E3F1E8;
  --shadow-card: 0 8px 24px rgba(17, 22, 31, 0.06);
  --shadow-elevated: 0 20px 50px rgba(17, 22, 31, 0.16);
}

[data-mode="dark"] {
  --color-paper: #11161F;
  --color-paper-2: #1B2230;
  --color-paper-3: #171D29;
  --color-stage: #0C1017;
  --color-rule: #2C3443;
  --color-rule-strong: #3D485C;
  --color-ink: #F5F2EA;
  --color-ink-2: #C8D0DC;
  --color-muted: #9AA3B2;
  --color-noun: #6FA3F0;
  --color-noun-wash: rgba(111, 163, 240, 0.14);
  --color-verb: #F0884F;
  --color-verb-wash: rgba(240, 136, 79, 0.15);
  --color-real: #7FD3A0;
  --color-real-wash: rgba(127, 211, 160, 0.14);
  --shadow-card: 0 10px 28px rgba(0, 0, 0, 0.32);
  --shadow-elevated: 0 24px 60px rgba(0, 0, 0, 0.55);
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: 'IBM Plex Sans', system-ui, -apple-system, sans-serif;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--color-noun);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in srgb, var(--color-paper) 90%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-rule);
}

.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 14px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}

.brand-crumbs {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 16px;
  font-weight: 600;
}
.brand-crumbs a {
  color: var(--color-ink);
}
.crumb-sep {
  color: var(--color-muted);
  font-weight: 400;
}
.crumb-current {
  color: var(--color-noun);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.nav-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  border: 1px solid var(--color-rule-strong);
  background: var(--color-paper-2);
  color: var(--color-ink);
  cursor: pointer;
  text-decoration: none;
}
.nav-pill:hover {
  border-color: var(--color-noun);
  text-decoration: none;
}
.nav-pill.verb-cta {
  background: var(--color-verb-wash);
  color: #954014;
  border-color: var(--color-verb);
}
[data-mode="dark"] .nav-pill.verb-cta {
  color: #F5A070;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 40px 28px 80px;
}

.hero-block {
  padding-bottom: 32px;
  border-bottom: 1px solid var(--color-rule);
  margin-bottom: 40px;
}

.eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-noun);
  margin-bottom: 10px;
}

.hero-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.12;
  margin: 0 0 14px;
}

.hero-lead {
  font-size: 18px;
  color: var(--color-ink-2);
  max-width: 880px;
  margin: 0 0 22px;
}

.metrics-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 14px;
}

.metric-card {
  background: var(--color-paper-2);
  border: 1px solid var(--color-rule);
  border-radius: 14px;
  padding: 16px 18px;
  box-shadow: var(--shadow-card);
}
.metric-val {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 26px;
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 4px;
}
.metric-val.ok { color: var(--color-real); }
.metric-val.noun { color: var(--color-noun); }
.metric-val.verb { color: var(--color-verb); }
.metric-lbl {
  font-size: 13.5px;
  color: var(--color-muted);
}

.section-block {
  margin-bottom: 56px;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.section-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 6px;
}
.section-sub {
  font-size: 15.5px;
  color: var(--color-muted);
  margin: 0;
}

/* Tabs & Controls */
.tab-group {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.tab-btn {
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 14px;
  font-weight: 600;
  padding: 8px 15px;
  border-radius: 10px;
  border: 1px solid var(--color-rule-strong);
  background: var(--color-paper-2);
  color: var(--color-ink-2);
  cursor: pointer;
}
.tab-btn.active {
  background: var(--color-noun);
  border-color: var(--color-noun);
  color: #FFFDF8;
}
[data-mode="dark"] .tab-btn.active {
  color: #0D121B;
}

/* Architecture Stage Viewer */
.arch-card {
  background: var(--color-paper-2);
  border: 1px solid var(--color-rule);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.stage-viewport {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #0D121B;
  overflow: hidden;
}

.stage-viewport video {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
}

.live-iframe-wrap {
  position: absolute;
  inset: 0;
  display: none;
  overflow: hidden;
  background: #0D121B;
}
.live-iframe-wrap.visible {
  display: block;
}
.live-iframe-wrap iframe {
  width: 1920px;
  height: 1080px;
  border: 0;
  transform-origin: 0 0;
}

/* Optional Safe-Zone Verification Overlay */
.safe-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  display: none;
}
.safe-overlay.visible {
  display: block;
}
.so-stage {
  position: absolute;
  left: 6.25%;      /* 120 / 1920 */
  width: 87.5%;     /* 1680 / 1920 */
  top: 8.8889%;     /* 96 / 1080 */
  height: 69.8148%; /* 754 / 1080 (96..850) */
  border: 2px dashed #7FD3A0;
  border-radius: 8px;
}
.so-tag {
  position: absolute;
  right: 10px;
  top: 8px;
  background: rgba(17, 22, 31, 0.88);
  color: #7FD3A0;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 6px;
}
.so-caption {
  position: absolute;
  left: 10.4167%;   /* 200 / 1920 */
  width: 79.1667%;  /* 1520 / 1920 */
  top: 81.4815%;    /* 880 / 1080 */
  height: 11.1111%; /* 120 / 1080 (880..1000) */
  border: 2px dashed #F0884F;
  border-radius: 12px;
  background: rgba(240, 136, 79, 0.09);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: #FFD7C2;
}

.wire-steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 12px;
  padding: 20px;
  background: var(--color-paper-3);
  border-top: 1px solid var(--color-rule);
}

.wire-step {
  background: var(--color-paper-2);
  border: 1px solid var(--color-rule);
  border-radius: 10px;
  padding: 12px 14px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.ws-idx {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12.5px;
  font-weight: 700;
  color: var(--color-noun);
  background: var(--color-noun-wash);
  padding: 3px 8px;
  border-radius: 6px;
}
.ws-cmd {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 3px;
}
.ws-desc {
  font-size: 13px;
  color: var(--color-muted);
}

/* Film v3 Cut Cards */
.film-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(460px, 1fr));
  gap: 24px;
}
@media (max-width: 640px) {
  .film-grid { grid-template-columns: 1fr; }
}

.film-card {
  background: var(--color-paper-2);
  border: 1px solid var(--color-rule);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
}
.film-card-head {
  padding: 18px 20px;
  border-bottom: 1px solid var(--color-rule);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}
.film-card-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 20px;
  font-weight: 700;
  margin: 0;
}
.badge-chip {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
}
.bc-ok { background: var(--color-real-wash); color: var(--color-real); }
.bc-noun { background: var(--color-noun-wash); color: var(--color-noun); }
.bc-verb { background: var(--color-verb-wash); color: var(--color-verb); }

.sheet-preview {
  width: 100%;
  background: var(--color-stage);
  cursor: zoom-in;
  overflow: hidden;
}
.sheet-preview img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.22s ease;
}
.sheet-preview:hover img {
  transform: scale(1.012);
}

.film-card-body {
  padding: 16px 20px;
  font-size: 14.5px;
  color: var(--color-ink-2);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* Side-by-Side Compare Bar */
.ab-controls {
  background: var(--color-paper-3);
  border: 1px solid var(--color-rule);
  border-radius: 14px;
  padding: 14px 18px;
  margin-bottom: 22px;
  display: none;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.ab-controls.visible {
  display: flex;
}
.ab-controls label {
  font-size: 14px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}
.ab-controls select {
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 14px;
  padding: 6px 12px;
  border-radius: 8px;
  border: 1px solid var(--color-rule-strong);
  background: var(--color-paper-2);
  color: var(--color-ink);
}

.suites-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}
.suites-grid.ab-mode {
  grid-template-columns: repeat(2, 1fr);
}
@media (max-width: 900px) {
  .suites-grid.ab-mode { grid-template-columns: 1fr; }
}

.suite-card {
  background: var(--color-paper-2);
  border: 1px solid var(--color-rule);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.suite-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--color-rule);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  flex-wrap: wrap;
}
.suite-code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  font-weight: 700;
  color: var(--color-verb);
  text-transform: uppercase;
}
.suite-name {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 22px;
  font-weight: 700;
  margin: 4px 0 6px;
}
.suite-desc {
  font-size: 14.5px;
  color: var(--color-muted);
  margin: 0;
  max-width: 780px;
}

.suite-footer {
  padding: 14px 24px;
  background: var(--color-paper-3);
  border-top: 1px solid var(--color-rule);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 13.5px;
  color: var(--color-muted);
}

/* QA Receipt Table */
.qa-table-wrap {
  background: var(--color-paper-2);
  border: 1px solid var(--color-rule);
  border-radius: 16px;
  overflow-x: auto;
  box-shadow: var(--shadow-card);
}
table.qa-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.qa-table th, .qa-table td {
  padding: 13px 18px;
  text-align: left;
  border-bottom: 1px solid var(--color-rule);
}
.qa-table th {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-muted);
  background: var(--color-paper-3);
}
.qa-table tr:last-child td {
  border-bottom: 0;
}
.mono-cell {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
}

/* Lightbox Modal */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(12, 16, 23, 0.92);
  backdrop-filter: blur(8px);
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 28px;
}
.lightbox.open {
  display: flex;
}
.lb-bar {
  width: min(1400px, 96vw);
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  color: #F5F2EA;
}
.lb-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 18px;
  font-weight: 600;
}
.lb-close {
  background: #253247;
  color: #F5F2EA;
  border: 1px solid #3C4D6B;
  border-radius: 8px;
  padding: 7px 14px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}
.lb-scroll {
  max-width: 96vw;
  max-height: 85vh;
  overflow: auto;
  border-radius: 12px;
  border: 1px solid #2C3443;
  box-shadow: var(--shadow-elevated);
}
.lb-scroll img {
  display: block;
  max-width: 100%;
  height: auto;
}

.site-footer {
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid var(--color-rule);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 14px;
  color: var(--color-muted);
}