/* ─── v2-pages.css — shared chrome for book.html & work.html ────────────
   Pulled from index.html so subpages share the same visual system.
   Includes: tokens, environment backdrop, top chrome (logo/nav/sign-in),
   bottom-right badge, buttons, eyebrow, typography.
   ──────────────────────────────────────────────────────────────────────── */

:root {
  --concrete-1:     #585E64;
  --concrete-2:     #474C52;
  --concrete-3:     #3C4146;
  --concrete-4:     #2E3236;
  --gunmetal:       #4A4F56;

  --teal-deep:      #0F2A2E;
  --teal-shadow:    #081A1D;
  --teal-cinema:    #14545C;
  --teal-accent:    #2DD4BF;
  --teal-glow:      #5EEAD4;

  --silver-1:       #F8FAFC;
  --silver-2:       #E2E8F0;
  --silver-3:       #CBD5E1;
  --silver-4:       #94A3B8;

  --amber:          #2DD4BF;
  --amber-glow:     #5EEAD4;
  --amber-deep:     #0F766E;

  --ink-cream:      #F8FAFC;
  --ink-soft:       #DDE3E8;
  --ink-faint:      rgba(248, 250, 252, 0.62);
  --ink-ghost:      rgba(248, 250, 252, 0.32);

  --chrome-border:  rgba(248, 250, 252, 0.14);
  --chrome-glass:   rgba(40, 46, 52, 0.58);

  --font-display:   'Cormorant Garamond', 'Times New Roman', serif;
  --font-body:      'Inter', system-ui, sans-serif;
  --font-mono:      'JetBrains Mono', ui-monospace, monospace;
  --font-script:    'Pacifico', cursive;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  background: var(--teal-deep);
  color: var(--ink-cream);
  font-family: var(--font-body);
  font-weight: 300;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
}

a { color: inherit; }

/* ─── Concrete-loft backdrop (no 3D, just the photo treatment) ─── */
.environment {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  background-image: url('assets/concrete-loft.jpg');
  background-size: cover;
  background-position: center;
}
.environment::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg,
      rgba(225, 230, 234, 0) 0%,
      rgba(215, 220, 225, 0) 18%,
      rgba(135, 142, 150, 0.35) 32%,
      rgba(120, 128, 138, 0.45) 70%,
      rgba(135, 140, 148, 0.40) 85%,
      rgba(150, 155, 162, 0.35) 100%);
  mix-blend-mode: multiply;
}
.environment::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(110, 118, 128, 0.20);
  mix-blend-mode: overlay;
}

/* Film grain */
.grain {
  position: fixed;
  inset: 0;
  z-index: 50;
  pointer-events: none;
  opacity: 0.10;
  mix-blend-mode: overlay;
  background-image:
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)' opacity='0.5'/></svg>");
}

/* ─── Chrome (fixed overlays) ─── */
.chrome {
  position: fixed;
  z-index: 30;
}

.chrome-tl {
  top: 28px;
  left: 32px;
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}
.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--teal-deep);
  border: 1px solid var(--chrome-border);
  display: grid;
  place-items: center;
  overflow: hidden;
}
.brand-mark img { width: 100%; height: 100%; object-fit: cover; }
.brand-meta { display: flex; flex-direction: column; line-height: 1.1; }
.brand-script {
  font-family: var(--font-script);
  color: var(--silver-1);
  font-size: 18px;
  letter-spacing: 0.02em;
}
.brand-sub {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.32em;
  color: var(--ink-faint);
  text-transform: uppercase;
  margin-top: 2px;
}

.chrome-tc {
  top: 28px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--chrome-glass);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  border: 1px solid var(--chrome-border);
  border-radius: 100px;
  padding: 10px 8px;
  display: flex;
  gap: 4px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.3), inset 0 1px 0 rgba(255,255,255,0.05);
}
.chrome-tc a {
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  text-decoration: none;
  padding: 6px 14px;
  border-radius: 100px;
  transition: color 0.25s, background 0.25s;
}
.chrome-tc a:hover { color: var(--ink-cream); background: rgba(248,250,252,0.06); }
.chrome-tc a.active { color: var(--teal-deep); background: var(--teal-accent); }

.chrome-tr {
  top: 28px;
  right: 32px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.signin-pill {
  font-size: 12px;
  color: var(--ink-cream);
  text-decoration: none;
  padding: 9px 18px 9px 9px;
  border-radius: 100px;
  border: 1px solid var(--chrome-border);
  background: var(--chrome-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  align-items: center;
  gap: 10px;
  letter-spacing: 0.04em;
  transition: border-color 0.25s, background 0.25s;
}
.signin-pill:hover { border-color: var(--teal-accent); }
.signin-dot {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--teal-accent);
  display: grid;
  place-items: center;
  box-shadow: 0 0 12px rgba(45, 212, 191, 0.6);
}
.signin-dot::after {
  content: '→';
  color: var(--teal-shadow);
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
}

.chrome-br {
  right: 32px;
  bottom: 32px;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
}
.made-pill {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--ink-faint);
  padding: 8px 14px;
  border: 1px solid var(--chrome-border);
  border-radius: 100px;
  background: var(--chrome-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.made-pill::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--teal-accent);
  box-shadow: 0 0 8px var(--teal-accent);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.4; transform: scale(0.7); }
}

/* ─── Page wrapper ─── */
.page-wrap {
  position: relative;
  z-index: 5;
  padding: 140px 32px 80px;
  max-width: 1180px;
  margin: 0 auto;
}

.page-head {
  text-align: center;
  margin-bottom: 56px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.36em;
  color: var(--teal-accent);
  text-transform: uppercase;
  padding: 6px 12px;
  border: 1px solid rgba(45, 212, 191, 0.35);
  border-radius: 100px;
  background: rgba(45, 212, 191, 0.06);
  margin: 0 auto;
}
.eyebrow::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--teal-accent);
  box-shadow: 0 0 8px var(--teal-accent);
}

.page-title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(48px, 6.4vw, 96px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--ink-cream);
  margin-top: 24px;
}
.page-title em {
  font-style: italic;
  color: var(--amber-deep);
  font-weight: 500;
  text-shadow: 0 2px 24px rgba(15, 20, 25, 0.55);
}

.page-sub {
  margin-top: 24px;
  font-size: 16px;
  color: var(--ink-soft);
  line-height: 1.65;
  max-width: 620px;
  margin-left: auto;
  margin-right: auto;
}

/* ─── Buttons ─── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 26px;
  background: var(--ink-cream);
  color: var(--teal-shadow);
  border: none;
  border-radius: 100px;
  text-decoration: none;
  font: 500 13px/1 var(--font-body);
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: transform 0.25s, background 0.25s;
}
.btn-primary:hover {
  background: var(--teal-accent);
  transform: translateY(-2px);
}
.btn-primary::after { content: '↗'; font-size: 14px; }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 24px;
  background: transparent;
  color: var(--ink-cream);
  border: 1px solid rgba(248, 250, 252, 0.35);
  border-radius: 100px;
  text-decoration: none;
  font: 500 13px/1 var(--font-body);
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: border-color 0.25s, background 0.25s;
}
.btn-ghost:hover {
  background: rgba(248, 250, 252, 0.08);
  border-color: var(--teal-accent);
}

/* ─── Footer ─── */
.page-footer {
  position: relative;
  z-index: 5;
  padding: 60px 32px 40px;
  border-top: 1px solid var(--chrome-border);
  text-align: center;
  background: rgba(8, 26, 29, 0.7);
}
.page-footer-links {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--ink-faint);
  text-transform: uppercase;
}
.page-footer-links a {
  color: var(--ink-soft);
  text-decoration: none;
  transition: color 0.2s;
}
.page-footer-links a:hover { color: var(--teal-accent); }
.page-footer-links span { margin: 0 12px; color: var(--ink-ghost); }

/* ─── Responsive ─── */
@media (max-width: 820px) {
  .chrome-tc { display: none; }
  .chrome-tl { top: 18px; left: 18px; }
  .chrome-tr { top: 18px; right: 18px; }
  .chrome-br { right: 18px; bottom: 18px; }
  .brand-meta { display: none; }
  .page-wrap { padding: 110px 20px 60px; }
}