/* ═══════════════════════════════════════
   wtfeats — Pinterest-Style Homepage
   (fonts loaded via <link> in index.html)
   ═══════════════════════════════════════ */

:root {
  --bg:       #F7F3EC;
  --white:    #FFFFFF;
  --ink:      #1A1510;
  --ink-soft: #7A6F62;
  --ink-mid:  #5C5146;
  --line:     rgba(26,21,16,0.10);
  --accent:   #B5652E;
  --accent-light: #D4894A;
  --tag-bg:   #F0EBE2;
  --tag-active:#1A1510;
  --shadow-sm: 0 1px 3px rgba(26,21,16,0.06);
  --shadow-md: 0 4px 16px rgba(26,21,16,0.10);
  --shadow-lg: 0 8px 32px rgba(26,21,16,0.14);
  --radius:   16px;
  --radius-sm: 10px;
}

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

body {
  background: var(--bg);
  color: var(--ink);
  font-family: 'Inter', sans-serif;
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ── TOP NAV ── */
.pin-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  border-bottom: 1px solid var(--line);
  padding: 12px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.pin-logo {
  font-family: 'Source Serif 4', serif;
  font-weight: 700;
  font-size: 24px;
  letter-spacing: -0.02em;
  text-decoration: none;
  color: var(--ink);
  flex-shrink: 0;
  margin-right: 4px;
  line-height: 1;
}
.pin-logo span { color: var(--accent); }

/* search bar */
.pin-search {
  flex: 1;
  max-width: 720px;
  position: relative;
}
.pin-search input {
  width: 100%;
  padding: 10px 16px 10px 42px;
  border: none;
  border-radius: 24px;
  background: #EFEBE4;
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  color: var(--ink);
  outline: none;
  transition: background .2s, box-shadow .2s;
}
.pin-search input::placeholder { color: var(--ink-soft); }
.pin-search input:focus {
  background: #E8E3DA;
  box-shadow: 0 0 0 3px rgba(181,101,46,0.12);
}
.pin-search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ink-soft);
  pointer-events: none;
  font-size: 15px;
}

/* nav links */
.pin-nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
.pin-nav-links a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 24px;
  font-size: 13px;
  font-weight: 500;
  text-decoration: none;
  color: var(--ink-mid);
  transition: background .2s, color .2s;
}
.pin-nav-links a:hover { background: #EFEBE4; color: var(--ink); }
.pin-nav-links a.original-link {
  background: var(--ink);
  color: #fff;
  font-weight: 600;
}
.pin-nav-links a.original-link:hover { background: #333; }

/* ── TOPIC CHIPS ── */
.topic-bar {
  position: sticky;
  top: 61px;
  z-index: 99;
  background: rgba(247,243,236,0.94);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 12px 24px;
  display: flex;
  align-items: center;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
  border-bottom: 1px solid transparent;
  transition: border-color .2s;
}
.topic-bar.scrolled { border-bottom-color: var(--line); }
.topic-bar::-webkit-scrollbar { display: none; }

.topic-chip {
  flex-shrink: 0;
  padding: 8px 18px;
  border-radius: 24px;
  font-size: 14px;
  font-weight: 500;
  border: none;
  cursor: pointer;
  background: var(--tag-bg);
  color: var(--ink-mid);
  transition: all .2s;
  white-space: nowrap;
  font-family: 'Inter', sans-serif;
}
.topic-chip:hover { background: #E3DDD3; }
.topic-chip.active {
  background: var(--tag-active);
  color: #fff;
}

/* ── HERO ── */
.pin-hero {
  max-width: 1480px;
  margin: 0 auto;
  padding: 48px 24px 32px;
  text-align: left;
}
.pin-hero h1 {
  font-family: 'Source Serif 4', serif;
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--ink);
  margin-bottom: 8px;
}
.pin-hero h1 .wtf {
  color: var(--accent);
  font-style: italic;
}
.pin-hero-desc {
  font-size: 16px;
  color: var(--ink-soft);
  line-height: 1.4;
}

/* ── MASONRY GRID ── */
.masonry {
  max-width: 1480px;
  margin: 0 auto;
  padding: 20px 24px 80px;
  columns: 3;
  column-gap: 16px;
}

@media (max-width: 720px)  { .masonry { columns: 2; column-gap: 10px; padding: 12px 12px 60px; } }

/* ── PIN CARD ── */
.pin-card {
  break-inside: avoid;
  margin-bottom: 16px;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--white);
  cursor: pointer;
  transition: transform .25s ease, box-shadow .25s ease;
  box-shadow: var(--shadow-sm);
  position: relative;
}
.pin-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* card image */
.pin-card-img {
  width: 100%;
  display: block;
  background: #E8E3DA;
}

/* hover overlay */
.pin-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(26,21,16,0.0) 40%, rgba(26,21,16,0.35) 100%);
  opacity: 0;
  transition: opacity .25s ease;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 12px;
  pointer-events: none;
  border-radius: var(--radius);
}
.pin-card:hover .pin-card-overlay { opacity: 1; }

.pin-save-btn {
  align-self: flex-end;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 24px;
  padding: 8px 18px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  pointer-events: auto;
  transition: background .2s, transform .2s;
  font-family: 'Inter', sans-serif;
}
.pin-save-btn:hover { background: var(--accent-light); transform: scale(1.04); }

.pin-card-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  pointer-events: auto;
}
.pin-card-tag {
  background: rgba(255,255,255,0.9);
  color: var(--ink);
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 600;
  backdrop-filter: blur(4px);
}

/* card body */
.pin-card-body {
  padding: 14px 16px 16px;
}
.pin-card-title {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.35;
  color: var(--ink);
  margin-bottom: 4px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.pin-card-desc {
  font-size: 12px;
  color: var(--ink-soft);
  line-height: 1.45;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* card footer */
.pin-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px 14px;
}
.pin-card-source {
  font-size: 11px;
  color: var(--ink-soft);
  display: flex;
  align-items: center;
  gap: 6px;
}
.pin-card-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}
.pin-card-arrow {
  font-size: 16px;
  color: var(--ink-soft);
  opacity: 0;
  transform: translateX(-4px);
  transition: all .2s;
}
.pin-card:hover .pin-card-arrow { opacity: 1; transform: translateX(0); }

/* ── FOOTER ── */
.pin-footer {
  text-align: center;
  padding: 40px 24px 48px;
  border-top: 1px solid var(--line);
  margin-top: 20px;
}
.pin-footer .footer-logo {
  font-family: 'Source Serif 4', serif;
  font-weight: 700;
  font-size: 20px;
  color: var(--ink);
}
.pin-footer .footer-logo span { color: var(--accent); }
.pin-footer p {
  font-size: 12px;
  color: var(--ink-soft);
  margin-top: 8px;
}

/* ── RESPONSIVE ── */
@media (max-width: 720px) {
  .pin-nav { padding: 10px 14px; gap: 10px; }
  .pin-logo { font-size: 20px; }
  .pin-search { max-width: none; }
  .pin-search input { font-size: 13px; padding: 8px 12px 8px 36px; }
  .pin-nav-links a { padding: 6px 10px; font-size: 12px; }
  .pin-nav-links a.original-link { display: none; }
  .topic-bar { top: 53px; padding: 10px 14px; gap: 6px; }
  .topic-chip { padding: 6px 14px; font-size: 13px; }
  .pin-hero { padding: 36px 16px 24px; }
  .pin-hero h1 { font-size: clamp(34px, 8vw, 52px); }
  .pin-hero-desc { font-size: 14px; }
  .pin-card-body { padding: 10px 12px 12px; }
  .pin-card-title { font-size: 13px; }
  .pin-card-desc { font-size: 11px; }
}