/* ============ TOKENS ============ */
:root {
  --bg: #fbf6ef;          /* warm cream */
  --bg-soft: #f5ece0;
  --ink: #2b1a1a;         /* deep warm black */
  --ink-soft: #5a4444;
  --accent: #8a2a3a;      /* burgundy */
  --accent-soft: #c98a96;
  --line: #d9c9b6;
  --serif: 'Cormorant Garamond', Georgia, serif;
  --sans: 'Inter', system-ui, -apple-system, sans-serif;
  --shadow: 0 8px 32px rgba(60, 30, 30, 0.08);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  scroll-behavior: smooth;
}

img { max-width: 100%; display: block; }

/* ============ GATE ============ */
.gate {
  position: fixed;
  inset: 0;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 24px;
}
.gate-card {
  max-width: 420px;
  width: 100%;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 32px 28px;
  box-shadow: var(--shadow);
  text-align: center;
}
.gate-hint {
  font-family: var(--serif);
  font-style: italic;
  color: var(--ink-soft);
  margin: 0 0 18px;
  font-size: 1.1rem;
}
.gate-label {
  display: block;
  font-family: var(--serif);
  font-size: 1.25rem;
  margin-bottom: 16px;
  color: var(--ink);
}
#gate-input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-family: var(--sans);
  font-size: 1rem;
  background: var(--bg-soft);
  color: var(--ink);
  margin-bottom: 14px;
}
#gate-input:focus {
  outline: none;
  border-color: var(--accent);
}
#gate-btn {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 12px 24px;
  border-radius: 8px;
  font-family: var(--sans);
  font-size: 1rem;
  cursor: pointer;
  letter-spacing: 0.02em;
  transition: background 0.2s;
}
#gate-btn:hover { background: #6b1f2c; }
.gate-error {
  color: var(--accent);
  font-size: 0.9rem;
  margin: 12px 0 0;
  min-height: 1.2em;
}

/* ============ COVER ============ */
.cover {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 24px;
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-soft) 100%);
}
#confetti-canvas {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
}
.cover-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 720px;
}
.kicker {
  font-family: var(--sans);
  font-size: 0.85rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 24px;
}
.cover-title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(2.5rem, 8vw, 5rem);
  line-height: 1.1;
  margin: 0 0 36px;
  color: var(--ink);
}
.countdown {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(1.1rem, 3vw, 1.5rem);
  color: var(--ink-soft);
  margin-bottom: 48px;
  min-height: 2em;
}
.countdown.live {
  color: var(--accent);
  font-style: normal;
  font-weight: 600;
}
.countdown.celebratory {
  font-size: clamp(1.8rem, 5vw, 2.6rem);
  font-style: normal;
  letter-spacing: 0.15em;
}

/* ============ LOCKED STATE (pre-midnight) ============ */
body.locked .opening,
body.locked .timeline-section,
body.locked .voice,
body.locked .letter,
body.locked .closing,
body.locked .foot {
  display: none;
}
body.locked,
body.locked html {
  overflow: hidden;
}

/* ============ BUILD-UP STATES ============ */
@keyframes pulse-soft {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.55; }
}
@keyframes pulse-strong {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.7; transform: scale(1.03); }
}

.countdown.warming {
  color: var(--accent);
  font-style: normal;
  font-weight: 500;
  animation: pulse-soft 2.4s ease-in-out infinite;
  transition: color 1.5s ease, font-size 0.6s ease;
}

.countdown.imminent {
  font-size: clamp(2rem, 6vw, 3rem);
  font-weight: 600;
  letter-spacing: 0.08em;
  animation: pulse-strong 1.1s ease-in-out infinite;
}

.cover-sub.imminent {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.15rem;
  text-transform: none;
  letter-spacing: 0;
  color: var(--accent);
  opacity: 1;
  transition: all 0.6s ease;
}
.cover-sub {
  font-family: var(--sans);
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-soft);
  opacity: 0.7;
  margin: 0;
}

/* ============ REVEAL ANIMATION ============ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.9s ease-out, transform 0.9s ease-out;
}
.reveal.in {
  opacity: 1;
  transform: translateY(0);
}

/* ============ OPENING ============ */
.opening {
  max-width: 760px;
  margin: 0 auto;
  padding: 120px 32px;
  text-align: center;
}
.opening-line {
  font-family: var(--serif);
  font-size: clamp(1.5rem, 4vw, 2.4rem);
  line-height: 1.4;
  color: var(--ink);
  margin: 0;
  font-style: italic;
}

/* ============ SECTION TITLES ============ */
.section-title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(1.8rem, 5vw, 2.8rem);
  text-align: center;
  margin: 0 0 64px;
  color: var(--ink);
}

/* ============ TIMELINE ============ */
.timeline-section {
  padding: 80px 24px 120px;
  max-width: 1000px;
  margin: 0 auto;
}
.timeline {
  list-style: none;
  padding: 0;
  margin: 0;
  position: relative;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--line);
  transform: translateX(-50%);
}
.timeline-item {
  position: relative;
  width: 50%;
  padding: 24px 40px;
}
.timeline-item.left { left: 0; text-align: right; }
.timeline-item.right { left: 50%; text-align: left; }
.timeline-item::before {
  content: "";
  position: absolute;
  top: 36px;
  width: 12px;
  height: 12px;
  background: var(--bg);
  border: 2px solid var(--accent);
  border-radius: 50%;
}
.timeline-item.left::before { right: -7px; }
.timeline-item.right::before { left: -7px; }

.timeline-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 20px 22px;
  box-shadow: var(--shadow);
  display: inline-block;
  max-width: 100%;
}
.timeline-card.final {
  background: var(--accent);
  border-color: var(--accent);
}
.timeline-card.final .t-date,
.timeline-card.final .t-memory {
  color: #fff;
}
.t-date {
  font-family: var(--sans);
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 8px;
}
.t-memory {
  font-family: var(--serif);
  font-size: 1.2rem;
  line-height: 1.45;
  color: var(--ink);
  margin: 0;
}
.t-photo {
  margin-top: 12px;
  border-radius: 6px;
  width: 100%;
}

/* ============ VOICE ============ */
.voice {
  padding: 100px 24px;
  display: flex;
  justify-content: center;
}
.voice-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 32px 28px;
  box-shadow: var(--shadow);
  max-width: 480px;
  width: 100%;
  text-align: center;
}
.voice-hint {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.2rem;
  color: var(--ink-soft);
  margin: 0 0 20px;
}
.voice-card audio {
  width: 100%;
}

/* ============ LETTER ============ */
.letter {
  max-width: 680px;
  margin: 0 auto;
  padding: 80px 32px;
}
.letter .section-title {
  margin-bottom: 40px;
}
.letter-body p {
  font-family: var(--serif);
  font-size: 1.3rem;
  line-height: 1.65;
  color: var(--ink);
  margin: 0 0 20px;
}
.letter-body p:last-child {
  font-style: italic;
  color: var(--accent);
}

/* ============ LYRICS ============ */
.lyrics {
  max-width: 620px;
  margin: 0 auto;
  padding: 60px 32px 40px;
  text-align: center;
}
.lyrics-label {
  font-family: var(--sans);
  font-size: 0.78rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 32px;
}
.lyrics-clip {
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--shadow);
  background: #000;
}
.lyrics-clip video {
  width: 100%;
  height: auto;
  display: block;
}

/* ============ CLOSING ============ */
.closing {
  text-align: center;
  padding: 120px 24px 80px;
  max-width: 600px;
  margin: 0 auto;
}
.closing-line {
  font-family: var(--serif);
  font-size: clamp(2rem, 6vw, 3rem);
  color: var(--ink);
  margin: 0 0 16px;
}
.closing-detail {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.2rem;
  color: var(--ink-soft);
  margin: 0 0 48px;
}
.signature {
  font-family: var(--serif);
  font-size: 1.4rem;
  color: var(--accent);
  margin: 0;
}

/* ============ FOOTER ============ */
.foot {
  text-align: center;
  padding: 24px;
}
.ghost-btn {
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 999px;
  width: 48px;
  height: 48px;
  font-size: 1.2rem;
  cursor: pointer;
  transition: transform 0.2s, background 0.2s;
}
.ghost-btn:hover {
  background: var(--bg-soft);
  transform: scale(1.1);
}

/* ============ MOBILE ============ */
@media (max-width: 720px) {
  .timeline::before {
    left: 16px;
  }
  .timeline-item {
    width: 100%;
    padding: 20px 0 20px 44px;
    text-align: left !important;
    left: 0 !important;
  }
  .timeline-item.left::before,
  .timeline-item.right::before {
    left: 10px;
    right: auto;
  }
  .opening,
  .timeline-section,
  .voice,
  .letter,
  .closing {
    padding-left: 20px;
    padding-right: 20px;
  }
  .opening { padding-top: 80px; padding-bottom: 80px; }
}

/* ============ REDUCED MOTION ============ */
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}