/* ==========================================================
   OSKR17th Anniversary — Time Machine OSKR 17
   Storybook-poster theme: watercolor sky, ribbon banners,
   poster-outline type, notebook/diary cards.
   ========================================================== */

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Kanit', sans-serif;
}

/* ---------- Watercolor sky background (hero) ---------- */
.sky-bg {
  background: linear-gradient(180deg, #CFE9FB 0%, #E9F5FD 55%, #FFFDF8 100%);
}

.cloud {
  position: absolute;
  border-radius: 999px;
  background: #FFFFFF;
  filter: blur(6px);
  opacity: 0.75;
}

@keyframes drift {
  0%, 100% { transform: translateX(0); }
  50% { transform: translateX(14px); }
}
.cloud-drift {
  animation: drift 14s ease-in-out infinite;
}

.petal {
  position: absolute;
  width: 14px;
  height: 18px;
  background: #F5A8C8;
  border-radius: 0% 60% 0% 60%;
  opacity: 0.55;
}

@keyframes petal-float {
  0% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-16px) rotate(20deg); }
  100% { transform: translateY(0) rotate(0deg); }
}
.petal-float {
  animation: petal-float 7s ease-in-out infinite;
}

/* ---------- Poster-style outlined headline type ---------- */
.poster-word {
  -webkit-text-stroke: 2px #FFFDF8;
  paint-order: stroke fill;
  text-shadow: 3px 4px 0 rgba(33, 64, 125, 0.18);
}
@media (min-width: 640px) {
  .poster-word {
    -webkit-text-stroke-width: 3px;
    text-shadow: 4px 6px 0 rgba(33, 64, 125, 0.18);
  }
}
.poster-word--pink {
  background: linear-gradient(180deg, #FF8FC4 0%, #EF4F98 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: #EF4F98;
}
.poster-word--blue {
  background: linear-gradient(180deg, #7FC0F7 0%, #2E7FE0 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: #2E7FE0;
}

/* ---------- Ribbon banners ---------- */
.ribbon {
  position: relative;
  display: inline-block;
  font-weight: 600;
  color: #FFFDF8;
  padding: 0.5rem 1.75rem;
  clip-path: polygon(3% 0%, 97% 0%, 100% 50%, 97% 100%, 3% 100%, 0% 50%);
}
.ribbon-navy {
  background: #21407D;
}
.ribbon-pink {
  background: #EF4F98;
}
.ribbon-outline {
  background: #FFFDF8;
  color: #21407D;
  border: 1.5px solid rgba(33, 64, 125, 0.35);
  clip-path: none;
  border-radius: 999px;
  padding: 0.4rem 1.25rem;
}

/* ---------- Clock (time-machine emblem) ---------- */
.clock-bell {
  position: absolute;
  width: 1.1rem;
  height: 1.1rem;
  border-radius: 50%;
  background: #21407D;
  top: -0.35rem;
}
.clock-bell::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: #EF4F98;
  transform: scale(0.55);
}
.clock-foot {
  position: absolute;
  bottom: -0.6rem;
  width: 0.9rem;
  height: 0.9rem;
  background: #21407D;
  border-radius: 0.2rem;
  transform: rotate(45deg);
}

.spin-slow {
  animation: spin 40s linear infinite;
}
.spin-slower {
  animation: spin 60s linear infinite reverse;
}
.spin-needle {
  animation: spin 8s linear infinite;
  transform-origin: 50% 50%;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes bounce-slow {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(6px); }
}
.animate-bounce-slow {
  animation: bounce-slow 2.4s ease-in-out infinite;
}

/* ---------- Countdown dial cells ---------- */
.dial-cell {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: #FFFDF8;
  border: 1.5px solid rgba(33, 64, 125, 0.18);
  border-radius: 0.75rem;
  padding: 0.75rem 0.5rem;
  box-shadow: 0 3px 10px rgba(33, 64, 125, 0.08);
}
.dial-cell-sm {
  padding: 0.5rem 0.25rem;
}
.dial-num {
  font-family: 'JetBrains Mono', monospace;
  font-weight: 700;
  font-size: 1.5rem;
  color: #21407D;
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
}
.dial-cell-sm .dial-num {
  font-size: 1.1rem;
}
.dial-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.625rem;
  letter-spacing: 0.1em;
  color: rgba(27, 33, 48, 0.45);
  text-transform: uppercase;
  margin-top: 0.25rem;
}

/* ---------- Cards ---------- */
.event-card {
  background: #FFFDF8;
  border: 1px solid rgba(33, 64, 125, 0.14);
  border-radius: 1rem;
  padding: 1.75rem;
  box-shadow: 0 4px 20px rgba(33, 64, 125, 0.07);
}

/* Notebook/diary card — spiral-bound left edge, for the venue card */
.notebook-card {
  position: relative;
  padding-left: 2.5rem !important;
}
.notebook-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 1.5rem;
  background-image: radial-gradient(circle, rgba(33, 64, 125, 0.25) 2.5px, transparent 2.5px);
  background-size: 100% 22px;
  background-position: center 10px;
  border-right: 1px dashed rgba(33, 64, 125, 0.2);
}

.ticket-card {
  background: #FFFDF8;
  border: 1px solid rgba(33, 64, 125, 0.14);
  border-radius: 1.25rem;
  padding: 2rem;
  box-shadow: 0 4px 24px rgba(33, 64, 125, 0.08);
  transition: border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}
.ticket-card:hover {
  border-color: rgba(239, 79, 152, 0.4);
  box-shadow: 0 10px 30px rgba(33, 64, 125, 0.12);
  transform: translateY(-4px);
}
.ticket-card.is-disabled {
  opacity: 0.45;
  pointer-events: none;
}

/* ---------- Timeline ---------- */
.timeline-item::before {
  content: '';
  position: absolute;
  left: -2.125rem;
  top: 0.25rem;
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 50%;
  background: #FFFDF8;
  border: 2px solid #2E7FE0;
}
@media (min-width: 640px) {
  .timeline-item::before {
    left: -2.625rem;
  }
}
.timeline-item.is-active::before {
  background: #EF4F98;
  border-color: #EF4F98;
  box-shadow: 0 0 12px rgba(239, 79, 152, 0.5);
}

/* ---------- Gallery ---------- */
.gallery-item {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: 0.6rem;
  overflow: hidden;
  border: 6px solid #FFFDF8;
  outline: 1px solid rgba(33, 64, 125, 0.15);
  cursor: pointer;
  background: linear-gradient(135deg, rgba(46, 127, 224, 0.12), rgba(239, 79, 152, 0.12));
  box-shadow: 0 6px 16px rgba(33, 64, 125, 0.1);
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.gallery-item:hover img {
  transform: scale(1.06);
}
.gallery-placeholder-label {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: rgba(27, 33, 48, 0.4);
  text-align: center;
  padding: 0.5rem;
}

.gallery-item-featured {
  border-width: 8px;
  box-shadow: 0 10px 28px rgba(33, 64, 125, 0.18);
}
@media (min-width: 640px) {
  .gallery-item-featured {
    grid-column: span 2;
    grid-row: span 2;
  }
}

.gallery-collapsed {
  overflow: hidden;
  transition: max-height 0.4s ease;
}

/* ---------- Social icons ---------- */
.social-icon {
  width: 3.25rem;
  height: 3.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1.5px solid rgba(46, 127, 224, 0.35);
  color: #2E7FE0;
  background: #FFFDF8;
  transition: background-color 0.25s ease, color 0.25s ease, transform 0.25s ease;
}
.social-icon:hover {
  background: #2E7FE0;
  color: #FFFDF8;
  transform: translateY(-3px);
}

/* ---------- Highlight chips (event activity icons) ---------- */
.highlight-chip {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  background: #FFFDF8;
  border: 1.5px solid rgba(33, 64, 125, 0.14);
  border-radius: 1rem;
  padding: 1rem 0.5rem;
  box-shadow: 0 4px 14px rgba(33, 64, 125, 0.07);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
  animation: chip-pop-in 0.5s ease backwards;
}
.highlight-chip:hover {
  transform: translateY(-4px) scale(1.04);
  border-color: rgba(239, 79, 152, 0.4);
  box-shadow: 0 10px 22px rgba(33, 64, 125, 0.12);
}
.highlight-emoji {
  font-size: 1.75rem;
  line-height: 1;
  display: inline-block;
  animation: emoji-bounce 2.6s ease-in-out infinite;
}
@keyframes chip-pop-in {
  from { opacity: 0; transform: translateY(10px) scale(0.9); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes emoji-bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}

/* ---------- Scroll reveal ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .spin-slow,
  .spin-slower,
  .spin-needle,
  .animate-bounce-slow,
  .cloud-drift,
  .petal-float,
  .highlight-emoji,
  .highlight-chip {
    animation: none !important;
  }
  [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
  .gallery-item:hover img {
    transform: none;
  }
}

/* ---------- Scrollbar (subtle, webkit) ---------- */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: #FFFDF8;
}
::-webkit-scrollbar-thumb {
  background: rgba(46, 127, 224, 0.3);
  border-radius: 999px;
}