/* ══════════════════════════════════════════
   Two Friends — styles.css
   UI/UX Pro Max: Bento Grid + Motion-Driven
   Palette: warm sepia/amber nostalgic
   Fonts: Caveat · Lora · Quicksand
══════════════════════════════════════════ */

/* ── Design System Variables ── */
:root {
  --bg:           #FDF6ED;
  --bg-warm:      #F9EDD8;
  --card:         #FFFFFF;
  --card-warm:    #FFF8EE;
  --fg:           #2C1A0E;
  --fg-muted:     #7A5C45;
  --accent:       #C17D3C;
  --accent-deep:  #8B4513;
  --accent-light: #E8C99A;
  --sepia-1:      #D4A96A;
  --sepia-2:      #B07D48;
  --border:       #E8D5BC;
  --border-warm:  #D4B896;
  --shadow-sm:    0 2px 8px rgba(140, 80, 20, 0.08);
  --shadow-md:    0 6px 24px rgba(140, 80, 20, 0.14);
  --shadow-lg:    0 12px 48px rgba(140, 80, 20, 0.18);
  --radius-sm:    12px;
  --radius-md:    20px;
  --radius-lg:    28px;
  --font-display: 'Caveat', cursive;
  --font-serif:   'Lora', serif;
  --font-body:    'Quicksand', sans-serif;
  --ease-out:     cubic-bezier(0.22, 1, 0.36, 1);
}

/* ── Reset & Base ── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ── Grain texture overlay ── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
}

/* ── Page wrapper ── */
.page {
  position: relative;
  z-index: 1;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px 80px;
}

/* ══════════════════════════════════════════
   HEADER
══════════════════════════════════════════ */
header {
  text-align: center;
  padding: 72px 0 56px;
  position: relative;
}

.header-year {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
  opacity: 0;
  animation: fadeUp 0.8s var(--ease-out) 0.1s forwards;
}

.header-title {
  font-family: var(--font-display);
  font-size: clamp(72px, 12vw, 128px);
  font-weight: 700;
  line-height: 0.9;
  color: var(--fg);
  letter-spacing: -1px;
  opacity: 0;
  animation: fadeUp 0.9s var(--ease-out) 0.2s forwards;
}

.header-title span {
  display: block;
  color: var(--accent);
}

.header-subtitle {
  font-family: var(--font-serif);
  font-size: clamp(15px, 2vw, 18px);
  font-style: italic;
  color: var(--fg-muted);
  margin-top: 20px;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
  opacity: 0;
  animation: fadeUp 1s var(--ease-out) 0.35s forwards;
}

/* Decorative line */
.header-line {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 40px auto 0;
  max-width: 320px;
  opacity: 0;
  animation: fadeUp 1s var(--ease-out) 0.45s forwards;
}

.header-line::before,
.header-line::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--border-warm), transparent);
}

.header-line-dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
}

/* ══════════════════════════════════════════
   BENTO GRID GALLERY
══════════════════════════════════════════ */
.gallery-section {
  opacity: 0;
  animation: fadeUp 1s var(--ease-out) 0.55s forwards;
}

.bento-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-auto-rows: 80px;
  gap: 14px;
}

/* Card base */
.bento-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--card);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: transform 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out);
}

.bento-card:hover {
  transform: translateY(-4px) scale(1.01);
  box-shadow: var(--shadow-lg);
  z-index: 2;
}

.bento-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s var(--ease-out), filter 0.4s ease;
  filter: sepia(15%) saturate(90%);
}

.bento-card:hover img {
  transform: scale(1.06);
  filter: sepia(0%) saturate(100%);
}

/* Image overlay caption */
.bento-card .caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 28px 16px 14px;
  background: linear-gradient(transparent, rgba(30, 15, 5, 0.72));
  color: #FFF8EE;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 500;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.35s ease, transform 0.35s ease;
}

.bento-card:hover .caption {
  opacity: 1;
  transform: translateY(0);
}

/* ── Grid placements (10 images) ── */
.card-1     { grid-column: 1 / 6;  grid-row: 1 / 6; }
.card-2     { grid-column: 6 / 9;  grid-row: 1 / 4; }
.card-3     { grid-column: 9 / 13; grid-row: 1 / 4; }
.card-story { grid-column: 6 / 9;  grid-row: 4 / 6; }
.card-4     { grid-column: 9 / 13; grid-row: 4 / 6; }
.card-5     { grid-column: 1 / 5;  grid-row: 6 / 10; }
.card-6     { grid-column: 5 / 8;  grid-row: 6 / 10; }
.card-7     { grid-column: 8 / 13; grid-row: 6 / 9; }
.card-quote { grid-column: 8 / 13; grid-row: 9 / 10; }
.card-8     { grid-column: 1 / 7;  grid-row: 10 / 13; }
.card-9     { grid-column: 7 / 10; grid-row: 10 / 13; }
.card-10    { grid-column: 10 / 13; grid-row: 10 / 13; }

/* ── Story text card ── */
.bento-card.text-card {
  background: var(--bg-warm);
  border-color: var(--border-warm);
  cursor: default;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 20px;
  transition: transform 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out);
}

.bento-card.text-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.text-card .tc-label {
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
}

.text-card .tc-text {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  color: var(--fg);
  line-height: 1.2;
}

/* ── Quote card ── */
.bento-card.quote-card {
  background: var(--accent);
  border-color: var(--accent-deep);
  cursor: default;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px 18px;
  transition: transform 0.4s var(--ease-out);
}

.bento-card.quote-card:hover {
  transform: translateY(-3px);
}

.quote-card p {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  color: #FFF8EE;
  text-align: center;
  line-height: 1.3;
}

/* ══════════════════════════════════════════
   TIMELINE
══════════════════════════════════════════ */
.timeline {
  display: flex;
  align-items: center;
  gap: 0;
  margin: 56px 0 0;
  padding: 32px 40px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow-x: auto;
  opacity: 0;
  animation: fadeUp 1s var(--ease-out) 0.7s forwards;
  scrollbar-width: none;
}

.timeline::-webkit-scrollbar {
  display: none;
}

.tl-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
  min-width: 80px;
  position: relative;
}

.tl-item::after {
  content: '';
  position: absolute;
  top: 18px;
  left: 50%;
  width: 100%;
  height: 1px;
  background: var(--border-warm);
  z-index: 0;
}

.tl-item:last-child::after {
  display: none;
}

.tl-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--card);
  border: 2px solid var(--accent);
  position: relative;
  z-index: 1;
  margin-bottom: 10px;
  transition: background 0.3s ease, transform 0.3s ease;
}

.tl-item:hover .tl-dot {
  background: var(--accent);
  transform: scale(1.4);
}

.tl-year {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--fg);
}

.tl-label {
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 500;
  color: var(--fg-muted);
  text-align: center;
  margin-top: 4px;
  white-space: nowrap;
}

/* ══════════════════════════════════════════
   FOOTER
══════════════════════════════════════════ */
footer {
  text-align: center;
  padding: 56px 0 0;
  opacity: 0;
  animation: fadeUp 1s var(--ease-out) 0.9s forwards;
}

.footer-title {
  font-family: var(--font-display);
  font-size: 38px;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 8px;
}

.footer-copy {
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--fg-muted);
  margin-top: 24px;
}

.footer-hearts {
  font-size: 18px;
  letter-spacing: 6px;
  margin: 16px 0;
  color: var(--accent);
}

/* ══════════════════════════════════════════
   COOKIE BANNER
══════════════════════════════════════════ */
.cookie-banner {
  display: none;
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--fg);
  color: var(--bg);
  padding: 16px 24px;
  border-radius: var(--radius-md);
  gap: 20px;
  align-items: center;
  box-shadow: var(--shadow-lg);
  font-family: var(--font-body);
  font-size: 13px;
  max-width: 520px;
  width: calc(100% - 48px);
  z-index: 1000;
  animation: slideUp 0.5s var(--ease-out);
}

.cookie-banner p {
  line-height: 1.5;
  color: var(--accent-light);
}

.cookie-btn {
  background: var(--accent);
  color: #FFF8EE;
  border: none;
  padding: 9px 22px;
  border-radius: 100px;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.2s ease, transform 0.2s ease;
}

.cookie-btn:hover {
  background: var(--accent-deep);
  transform: scale(1.04);
}

/* ══════════════════════════════════════════
   LIGHTBOX
══════════════════════════════════════════ */
.lightbox {
  display: flex;
  position: fixed;
  inset: 0;
  background: rgba(20, 10, 2, 0.92);
  z-index: 500;
  align-items: center;
  justify-content: center;
  padding: 24px;
  backdrop-filter: blur(6px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.lightbox.open {
  opacity: 1;
  pointer-events: all;
}

.lightbox img {
  width: 640px;
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--radius-sm);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.7);
  position: relative;
  z-index: 1;
  transform: scale(0.88);
  opacity: 0;
  transition: transform 0.35s var(--ease-out), opacity 0.35s var(--ease-out);
}

.lightbox.open img {
  transform: scale(1);
  opacity: 1;
}

.lightbox-caption {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-display);
  font-size: 22px;
  color: var(--accent-light);
  text-align: center;
  z-index: 1;
}

.lightbox-backdrop {
  position: absolute;
  inset: 0;
  cursor: pointer;
  z-index: 0;
}

.lightbox-close {
  position: absolute;
  top: 24px;
  right: 28px;
  background: none;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  font-size: 24px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease;
}

.lightbox-close:hover {
  background: rgba(255, 255, 255, 0.1);
}

/* ══════════════════════════════════════════
   SCROLL REVEAL
══════════════════════════════════════════ */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ══════════════════════════════════════════
   ANIMATIONS
══════════════════════════════════════════ */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes slideUp {
  from { transform: translateX(-50%) translateY(20px); opacity: 0; }
  to   { transform: translateX(-50%) translateY(0);    opacity: 1; }
}

/* ══════════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════════ */
@media (max-width: 900px) {
  .bento-grid {
    grid-template-columns: repeat(6, 1fr);
    grid-auto-rows: 70px;
  }
  .card-1     { grid-column: 1 / 7; grid-row: 1 / 5; }
  .card-2     { grid-column: 1 / 4; grid-row: 5 / 8; }
  .card-3     { grid-column: 4 / 7; grid-row: 5 / 8; }
  .card-story { grid-column: 1 / 4; grid-row: 8 / 10; }
  .card-4     { grid-column: 4 / 7; grid-row: 8 / 10; }
  .card-5     { grid-column: 1 / 7; grid-row: 10 / 13; }
  .card-6     { grid-column: 1 / 4; grid-row: 13 / 16; }
  .card-7     { grid-column: 4 / 7; grid-row: 13 / 16; }
  .card-quote { grid-column: 1 / 7; grid-row: 16 / 17; }
  .card-8     { grid-column: 1 / 7; grid-row: 17 / 20; }
  .card-9     { grid-column: 1 / 4; grid-row: 20 / 23; }
  .card-10    { grid-column: 4 / 7; grid-row: 20 / 23; }
}

@media (max-width: 540px) {
  .page { padding: 0 14px 60px; }
  header { padding: 48px 0 40px; }
  .bento-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 180px;
    gap: 10px;
  }
  .card-1     { grid-column: 1 / 3; grid-row: 1 / 2; }
  .card-2     { grid-column: 1 / 2; grid-row: 2 / 3; }
  .card-3     { grid-column: 2 / 3; grid-row: 2 / 3; }
  .card-story { grid-column: 1 / 3; grid-row: 3 / 4; }
  .card-4     { grid-column: 1 / 2; grid-row: 4 / 5; }
  .card-5     { grid-column: 2 / 3; grid-row: 4 / 5; }
  .card-6     { grid-column: 1 / 3; grid-row: 5 / 6; }
  .card-7     { grid-column: 1 / 2; grid-row: 6 / 7; }
  .card-quote { grid-column: 2 / 3; grid-row: 6 / 7; }
  .card-8     { grid-column: 1 / 3; grid-row: 7 / 8; }
  .card-9     { grid-column: 1 / 2; grid-row: 8 / 9; }
  .card-10    { grid-column: 2 / 3; grid-row: 8 / 9; }
  .timeline   { padding: 24px 20px; }
  .tl-label   { display: none; }
}

/* Footer divider spacing */
.footer-divider {
  margin: 0 auto 32px;
}