/* ═══════════════════════════════════════════════════════════════
   IronShep — coming-soon stylesheet
   Design tokens locked to shield-flock-*.svg source
   ═══════════════════════════════════════════════════════════════ */

:root {
  /* Palette */
  --bg: #0F1419;
  --surface: #131C24;
  --surface-2: #1A2736;
  --border: #1E2D3D;
  --border-lit: #2A3F54;
  --amber: #D97706;
  --amber-hi: #F59E0B;
  --text-primary: #FAFAF8;
  --text-secondary: #8B9AAD;
  --text-tertiary: #4A5A6B;

  /* Type */
  --font-display: 'Space Grotesk', ui-sans-serif, system-ui, sans-serif;
  --font-body:    'Inter', ui-sans-serif, system-ui, sans-serif;
  --font-mono:    'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;

  /* Layout */
  --nav-h: 68px;
  --page-max: 1080px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  min-height: 100dvh;
  background: var(--bg);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  display: flex;
  flex-direction: column;
}

a { color: inherit; }

/* ── Nav ───────────────────────────────────────────────────────────── */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  height: var(--nav-h);
  z-index: 20;
  background: rgba(15, 20, 25, 0.72);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: var(--page-max);
  height: 100%;
  margin: 0 auto;
  padding: 0 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-primary);
}

.brand-mark {
  display: block;
  width: 36px;
  height: 36px;
  border-radius: 8px;
}

.brand-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 18px;
  letter-spacing: -0.01em;
}

.tm {
  font-family: var(--font-body);
  font-size: 0.5em;
  font-weight: 500;
  color: var(--text-tertiary);
  margin-left: 1px;
  vertical-align: super;
  line-height: 0;
}

.brand-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--amber);
  border: 1px solid rgba(217, 119, 6, 0.35);
  background: rgba(217, 119, 6, 0.08);
  padding: 3px 8px;
  border-radius: 999px;
}

.nav-cta {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-primary);
  text-decoration: none;
  padding: 8px 14px;
  border: 1px solid var(--border-lit);
  border-radius: 8px;
  background: var(--surface);
  transition: border-color 120ms ease, color 120ms ease, background 120ms ease;
}

.nav-cta:hover,
.nav-cta:focus-visible {
  border-color: var(--amber);
  color: var(--amber);
  outline: none;
}

/* ── Hero ──────────────────────────────────────────────────────────── */
.hero {
  position: relative;
  flex: 1 1 auto;
  min-height: 100dvh;
  padding-top: var(--nav-h);
  display: flex;
  align-items: center;
  overflow: hidden;
  isolation: isolate;
}

.hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  opacity: 0.85;
}

.hero-vignette {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    radial-gradient(1200px 700px at 50% 30%, rgba(217, 119, 6, 0.10), transparent 65%),
    radial-gradient(900px 500px at 50% 100%, rgba(15, 20, 25, 0.95), transparent 70%),
    linear-gradient(180deg, rgba(15, 20, 25, 0.4) 0%, transparent 20%, transparent 70%, rgba(15, 20, 25, 0.95) 100%);
}

.hero-inner {
  position: relative;
  z-index: 2;
  max-width: var(--page-max);
  width: 100%;
  margin: 0 auto;
  padding: 40px 28px 96px;
  display: flex;
  align-items: center;
  gap: clamp(24px, 5vw, 64px);
}

.hero-copy {
  flex: 1 1 0;
  min-width: 0;
  max-width: 620px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 24px;
}

.hero-mark {
  flex: 0 0 auto;
  width: clamp(220px, 28vw, 360px);
  aspect-ratio: 1 / 1;
  display: block;
}

.hero-mark img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 28px;
  opacity: 0.6;
  filter:
    drop-shadow(0 20px 60px rgba(217, 119, 6, 0.18))
    drop-shadow(0 8px 24px rgba(0, 0, 0, 0.5));
  animation: markFloat 8s ease-in-out infinite;
}

@keyframes markFloat {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-10px); }
}

@media (prefers-reduced-motion: reduce) {
  .hero-mark img { animation: none; }
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-secondary);
  padding: 6px 12px;
  border: 1px solid var(--border-lit);
  border-radius: 999px;
  background: rgba(19, 28, 36, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.eyebrow-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 3px rgba(217, 119, 6, 0.18);
  animation: pulse 2.4s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 3px rgba(217, 119, 6, 0.18); }
  50%      { box-shadow: 0 0 0 7px rgba(217, 119, 6, 0.05); }
}

@media (prefers-reduced-motion: reduce) {
  .eyebrow-dot { animation: none; }
}

.hero-headline {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(44px, 7.5vw, 88px);
  line-height: 1.02;
  letter-spacing: -0.025em;
  margin: 4px 0 0;
  max-width: 14ch;
}

.hero-slogan {
  font-family: var(--font-display);
  font-weight: 500;
  font-style: italic;
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--amber);
  margin: -8px 0 0;
}

.hero-sub {
  color: var(--text-secondary);
  font-size: clamp(16px, 1.5vw, 19px);
  line-height: 1.55;
  max-width: 58ch;
  margin: 0;
}

.proto-tags {
  list-style: none;
  padding: 0;
  margin: 4px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.proto-tags li {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-secondary);
  border: 1px solid var(--border);
  background: rgba(19, 28, 36, 0.55);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  padding: 5px 10px;
  border-radius: 6px;
  transition: color 120ms ease, border-color 120ms ease;
}

.proto-tags li:hover {
  color: var(--text-primary);
  border-color: var(--border-lit);
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 14px;
  text-decoration: none;
  padding: 12px 20px;
  border-radius: 10px;
  border: 1px solid transparent;
  transition: transform 120ms ease, background 120ms ease, border-color 120ms ease, color 120ms ease;
}

.btn-primary {
  background: var(--amber);
  color: #1A1207;
  font-weight: 500;
  box-shadow: 0 8px 24px rgba(217, 119, 6, 0.25);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--amber-hi);
  transform: translateY(-1px);
  outline: none;
}

.hero-meta {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-tertiary);
  display: inline-flex;
  gap: 6px;
}

.meta-key { color: var(--text-tertiary); }
.meta-val { color: var(--text-secondary); }

/* ── Footer ────────────────────────────────────────────────────────── */
.foot {
  border-top: 1px solid var(--border);
  background: var(--bg);
}

.foot-inner {
  max-width: var(--page-max);
  margin: 0 auto;
  padding: 20px 28px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-tertiary);
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.foot-inner a {
  color: var(--text-secondary);
  text-decoration: none;
  border-bottom: 1px solid var(--border);
  transition: color 120ms ease, border-color 120ms ease;
}

.foot-inner a:hover,
.foot-inner a:focus-visible {
  color: var(--amber);
  border-color: var(--amber);
  outline: none;
}

.foot-inner .sep { opacity: 0.5; }

/* ── Responsive ────────────────────────────────────────────────────── */

/* Below wide, stack: mark centered above the copy, smaller. */
@media (max-width: 860px) {
  .hero-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 32px;
  }
  .hero-mark {
    order: -1;
    width: min(40vw, 200px);
  }
  .hero-mark img { border-radius: 22px; }
}

@media (max-width: 640px) {
  .nav-inner { padding: 0 20px; }
  .brand-badge { display: none; }
  .hero-inner  { padding: 32px 20px 72px; }
  .hero-copy   { gap: 20px; }
  .hero-actions { gap: 14px; }
  .hero-mark   { width: min(45vw, 160px); }
  .foot-inner  { padding: 18px 20px; }
}