/* =============================================================
   The Gist Mill — shared styles
   ============================================================= */

/* ── Type ─────────────────────────────────────────────────── */
:root {
  --font-display: 'IM Fell English', 'Cormorant Garamond', Georgia, serif;
  --font-body:    'EB Garamond',     'Cormorant Garamond', Georgia, serif;

  /* Parchment palette — default (midday) */
  --bg:        #f1e4c3;
  --bg-soft:   #ebdbb4;
  --ink:       #3a2818;
  --ink-soft:  #5a4028;
  --ink-faint: #8a7058;
  --accent:    #8a3c1c;

  /* Motion */
  --blade-period: 60s;
  --mood-transition: 4s;
}

/* Time-of-day palettes — applied by JS via body class */
body.time-morning {
  --bg:        #f4e3c5;
  --bg-soft:   #eed8b2;
  --ink:       #4a2818;
  --ink-soft:  #6a4030;
  --ink-faint: #957a5e;
  --accent:    #8a3c1c;
}

body.time-midday {
  --bg:        #f6e8c8;
  --bg-soft:   #efdbb2;
  --ink:       #3a2818;
  --ink-soft:  #5a3e26;
  --ink-faint: #8a7058;
  --accent:    #8a3c1c;
}

body.time-evening {
  --bg:        #d8a890;
  --bg-soft:   #c89580;
  --ink:       #3a1818;
  --ink-soft:  #5a2a20;
  --ink-faint: #8a5040;
  --accent:    #6a2010;
}

body.time-night {
  --bg:        #1a1f3a;
  --bg-soft:   #14182e;
  --ink:       #e8d8b8;
  --ink-soft:  #c8b898;
  --ink-faint: #888068;
  --accent:    #c89060;
}

/* ── Reset / base ─────────────────────────────────────────── */
* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  width: 100%;
  min-height: 100vh;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition:
    background-color var(--mood-transition) ease,
    color            var(--mood-transition) ease;
  overflow-x: hidden;
}

/* Subtle parchment texture via radial gradients — feels paper-like
   without needing a texture file */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(ellipse 70% 50% at 50% 40%, transparent 0%, rgba(0,0,0,0.04) 100%),
    radial-gradient(circle 200px at 10% 20%, rgba(255,255,255,0.05) 0%, transparent 100%),
    radial-gradient(circle 280px at 85% 75%, rgba(0,0,0,0.04) 0%, transparent 100%);
  transition: opacity var(--mood-transition) ease;
}

body.time-night::before {
  background:
    radial-gradient(ellipse 70% 50% at 50% 40%, transparent 0%, rgba(0,0,0,0.3) 100%),
    radial-gradient(circle 1px at 12% 8%,  #fff 0%, transparent 100%),
    radial-gradient(circle 1px at 28% 14%, #fff 0%, transparent 100%),
    radial-gradient(circle 1px at 41% 6%,  #fff 0%, transparent 100%),
    radial-gradient(circle 1px at 55% 19%, #fff 0%, transparent 100%),
    radial-gradient(circle 1px at 67% 9%,  #fff 0%, transparent 100%),
    radial-gradient(circle 1px at 84% 11%, #fff 0%, transparent 100%),
    radial-gradient(circle 1px at 92% 24%, #fff 0%, transparent 100%);
}

a {
  color: var(--ink);
  text-decoration: none;
}

/* ── Page layout ──────────────────────────────────────────── */
.page {
  position: relative;
  z-index: 1;
  max-width: 1100px;
  margin: 0 auto;
  padding: 4vh 3vw 6vh;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
}

/* ── Masthead: Gist [mill] Mill ───────────────────────────── */
.masthead {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: nowrap;
}

.masthead .word {
  font-family: var(--font-display);
  font-size: clamp(3rem, 9vw, 6rem);
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--ink);
  line-height: 1;
  user-select: none;
}

.emblem {
  position: relative;
  width: clamp(170px, 22vw, 280px);
  aspect-ratio: 200 / 300;
  flex-shrink: 0;
}

.emblem .mill {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  /* The mill asset is warm-toned; on the night palette we want it to
     keep its character but feel like it's lit by moonlight */
}

body.time-night .emblem .mill {
  filter: brightness(0.85) saturate(0.85);
}

body.time-evening .emblem .mill {
  filter: brightness(0.95) saturate(1.1) hue-rotate(-5deg);
}

/* Blade mount — anchors the rotating blades to the mill's hub.
   The mill asset has its blade hub at roughly 50% x, 18% y. */
.blade-mount {
  position: absolute;
  left: 50%;
  top: 26%;
  width: 116%;
  aspect-ratio: 1;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.blade-mount .blades {
  width: 100%;
  height: 100%;
  animation: blade-spin var(--blade-period) linear infinite;
  transform-origin: 50% 50%;
}

@keyframes blade-spin {
  to { transform: rotate(360deg); }
}

@media (prefers-reduced-motion: reduce) {
  .blade-mount .blades { animation: none; }
}

/* ── Motto ────────────────────────────────────────────────── */
.motto {
  font-family: var(--font-body);
  font-style: italic;
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--ink-soft);
  letter-spacing: 0.04em;
  text-align: center;
  opacity: 0.8;
}

/* ── About ───────────────────────────────────────────────── */
.about {
  max-width: 580px;
  text-align: center;
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  color: var(--ink-soft);
  line-height: 1.65;
  margin: 0.5rem 0 1rem;
}

.about p {
  margin-bottom: 1rem;
}
.about p:last-child {
  margin-bottom: 0;
}

.about .about-coda {
  margin-top: 1.5rem;
  font-style: italic;
  letter-spacing: 0.03em;
  color: var(--ink-faint);
}

/* ── Banners ─────────────────────────────────────────────── */
.banners {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem 4rem;
  width: 100%;
  max-width: 740px;
  margin: 1rem 0;
}

.banner {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem 1.5rem;
  background: transparent;
  border: 1px solid var(--ink-soft);
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 1.8vw, 1.4rem);
  letter-spacing: 0.06em;
  color: var(--ink);
  text-align: center;
  transition:
    background-color .35s ease,
    color            .35s ease,
    transform        .35s cubic-bezier(.34, 1.2, .64, 1),
    border-color    var(--mood-transition) ease;
  min-height: 4.5rem;
  position: relative;
}

.banner::before,
.banner::after {
  content: '';
  position: absolute;
  width: 8px;
  height: 8px;
  border: 1px solid var(--ink-soft);
  background: var(--bg);
  transition:
    background-color var(--mood-transition) ease,
    border-color     var(--mood-transition) ease;
}
.banner::before { top: -5px; left: -5px; }
.banner::after  { bottom: -5px; right: -5px; }

.banner:hover {
  background-color: var(--ink);
  color: var(--bg);
  transform: translateY(-2px);
}

.banner:hover::before,
.banner:hover::after {
  background-color: var(--ink);
}

.banner[data-status="placeholder"] {
  font-style: italic;
  color: var(--ink-faint);
  border-color: var(--ink-faint);
}

/* ── Contact button ──────────────────────────────────────── */
.contact {
  display: inline-block;
  padding: 0.95rem 2.5rem;
  border: 1px solid var(--ink);
  background: transparent;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: clamp(1rem, 1.6vw, 1.2rem);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition:
    background-color .35s ease,
    color            .35s ease,
    transform        .35s cubic-bezier(.34, 1.2, .64, 1),
    border-color    var(--mood-transition) ease;
  margin-top: 0.5rem;
  min-width: 11rem;
  text-align: center;
}

.contact:hover {
  background: var(--ink);
  color: var(--bg);
  transform: translateY(-2px);
}

/* ── Fireflies canvas ────────────────────────────────────── */
#firefly-canvas {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--mood-transition) ease;
  z-index: 0;
}

body.time-night   #firefly-canvas,
body.time-evening #firefly-canvas { opacity: 1; }

/* ── Coming-soon page variant ────────────────────────────── */
.coming-soon-card {
  max-width: 480px;
  width: 100%;
  text-align: center;
  padding: 2.5rem 2rem;
}

.coming-soon-card h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 400;
  margin-bottom: 0.5rem;
  letter-spacing: 0.04em;
}

.coming-soon-card .label {
  display: inline-block;
  font-family: var(--font-body);
  font-style: italic;
  font-size: 1rem;
  color: var(--ink-faint);
  margin-bottom: 1.5rem;
  letter-spacing: 0.06em;
}

.coming-soon-card p {
  font-family: var(--font-body);
  color: var(--ink-soft);
  line-height: 1.65;
  margin-bottom: 2rem;
  font-size: 1.05rem;
}

.back-link {
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-soft);
  border-bottom: 1px solid var(--ink-soft);
  padding-bottom: 2px;
  transition: color .3s ease, border-color .3s ease;
}

.back-link:hover {
  color: var(--ink);
  border-color: var(--ink);
}

/* ── Product page layout ─────────────────────────────────── */
.page-product {
  align-items: center;
  justify-content: flex-start;
  padding-top: 3rem;
  padding-bottom: 4rem;
  gap: 0;
}

.product-header {
  text-align: center;
  margin-bottom: 3rem;
  width: 100%;
  max-width: 900px;
}

.back-link-top {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.95rem;
  color: var(--ink-soft);
  letter-spacing: 0.1em;
  margin-bottom: 2.5rem;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: color .3s, border-color .3s;
}
.back-link-top:hover {
  color: var(--ink);
  border-color: var(--ink-soft);
}

.product-header h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 400;
  letter-spacing: 0.04em;
  margin-bottom: 0.5rem;
  line-height: 1.1;
}

.product-tagline {
  font-family: var(--font-body);
  font-style: italic;
  color: var(--ink-soft);
  font-size: clamp(1rem, 1.6vw, 1.25rem);
  letter-spacing: 0.02em;
}

/* ── Chapter sections ────────────────────────────────────── */
.chapter {
  width: 100%;
  max-width: 900px;
  margin-bottom: 4rem;
  text-align: center;
}

.chapter-label {
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.3em;
  color: var(--ink-faint);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.chapter-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 400;
  letter-spacing: 0.04em;
  margin-bottom: 1.5rem;
  color: var(--ink);
  line-height: 1.2;
}

/* ── Video wrapper ───────────────────────────────────────── */
.video-wrap {
  position: relative;
  width: 100%;
  background: var(--bg-soft);
  border: 1px solid var(--ink-soft);
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
  overflow: hidden;
  transition:
    background-color var(--mood-transition) ease,
    border-color     var(--mood-transition) ease;
}

.video-wrap video {
  display: block;
  width: 100%;
  height: auto;
  max-height: 75vh;
  background: #000;
}

/* Custom parchment play overlay */
.play-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.35);
  border: none;
  cursor: pointer;
  transition: background .3s, opacity .4s;
  font-family: inherit;
  padding: 0;
}
.play-overlay:hover {
  background: rgba(0,0,0,0.2);
}
.play-overlay::before {
  content: '';
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--ink);
  display: block;
  box-shadow: 0 0 30px rgba(0,0,0,0.4);
  transition: transform .35s cubic-bezier(.34, 1.4, .64, 1);
}
.play-overlay::after {
  content: '';
  position: absolute;
  width: 0;
  height: 0;
  border-left: 22px solid var(--ink);
  border-top: 14px solid transparent;
  border-bottom: 14px solid transparent;
  margin-left: 8px;
}
.play-overlay:hover::before {
  transform: scale(1.1);
}
.play-overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

/* ── Pending chapter (placeholder) ───────────────────────── */
.pending-tile {
  background: var(--bg-soft);
  border: 1px dashed var(--ink-faint);
  padding: 4rem 2rem;
  text-align: center;
  font-family: var(--font-body);
  font-style: italic;
  color: var(--ink-soft);
  font-size: 1.05rem;
  line-height: 1.7;
  transition:
    background-color var(--mood-transition) ease,
    border-color     var(--mood-transition) ease,
    color            var(--mood-transition) ease;
}
.pending-tile p {
  max-width: 480px;
  margin: 0 auto;
}

/* ── Product body section ────────────────────────────────── */
.product-body {
  max-width: 640px;
  width: 100%;
  margin: 2rem 0 3rem;
  text-align: center;
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  color: var(--ink-soft);
  line-height: 1.75;
}
.product-body p {
  margin-bottom: 1.1rem;
}
.product-body p:last-child {
  margin-bottom: 0;
}

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 720px) {
  .masthead {
    gap: 0.8rem;
  }
  .masthead .word {
    font-size: clamp(2.2rem, 12vw, 4rem);
  }
  .banners {
    grid-template-columns: 1fr;
    gap: 1rem;
    max-width: 380px;
  }
  .about {
    font-size: 1rem;
    padding: 0 0.5rem;
  }
  .play-overlay::before {
    width: 60px;
    height: 60px;
  }
  .play-overlay::after {
    border-left-width: 16px;
    border-top-width: 10px;
    border-bottom-width: 10px;
    margin-left: 6px;
  }
  .pending-tile {
    padding: 2.5rem 1.5rem;
  }
  .chapter {
    margin-bottom: 3rem;
  }
}

/* ── Dev override readout ────────────────────────────────── */
.dev-readout {
  position: fixed;
  top: 12px;
  right: 12px;
  padding: 6px 10px;
  background: rgba(0,0,0,0.6);
  color: #fff;
  font-family: var(--font-body);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  border-radius: 2px;
  z-index: 100;
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s;
}
body.dev-mode .dev-readout { opacity: 1; }

/* ── Screen-reader-only utility ──────────────────────────── */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}