:root {
  --bg: #FAF9F6;
  --surface: #FFFFFF;
  --surface-2: #F3F1EC;
  --surface-3: #E8E5DD;
  --ink: #1A1A17;
  --ink-2: #44443F;
  --ink-3: #75736B;
  --ink-4: #A8A59B;
  --border: rgba(26, 26, 23, 0.08);
  --border-strong: rgba(26, 26, 23, 0.16);
  --accent: #2D4A2B;
  --accent-ink: #1F3320;
  --accent-bg: #E8EDDF;
  --green-bg: #E3ECC8;
  --green-ink: #2F4519;
  --amber: #B5651D;
  --amber-bg: #F5E9D4;
  --amber-ink: #6B3D11;
  --rose-bg: #FAECE7;
  --rose-ink: #712B13;
  --teal-bg: #E1F5EE;
  --teal-ink: #085041;
  --ai-purple: #3D2D6B;
  --ai-purple-bg: #EAE4F5;
  --ai-purple-ink: #2A1F4A;
  --dark-ink: #F5F3EC;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body {
  font-family: 'Pretendard Variable', Pretendard, -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--ink);
  font-size: 14px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Top nav */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(250, 249, 246, 0.85);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 0.5px solid var(--border);
}
.nav-inner {
  max-width: 1360px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.brand-wrap {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1px;
}
.brand {
  font-family: 'Instrument Serif', serif;
  font-size: 26px; letter-spacing: -0.02em;
  display: flex; align-items: center; gap: 8px;
  line-height: 1.1;
}
.brand i { font-size: 22px; color: var(--accent); }
.brand em { font-style: italic; color: var(--accent); }
.brand-tagline {
  font-family: 'Pretendard Variable', Pretendard, -apple-system, sans-serif;
  font-size: 13px;
  color: var(--ink-3);
  font-weight: 400;
  letter-spacing: 0;
  padding-left: 30px;
}
.brand-tagline strong {
  color: var(--accent);
  font-weight: 500;
}
.nav-tabs { display: flex; gap: 4px; font-size: 13px; }
.nav-tab {
  padding: 6px 14px; border-radius: 100px;
  color: var(--ink-2); cursor: pointer;
  transition: background 0.15s;
}
.nav-tab.active { background: var(--ink); color: var(--bg); font-weight: 500; }
.nav-tab.soon {
  color: var(--ink-4);
  cursor: default;
  display: flex;
  align-items: center;
  gap: 5px;
}
.soon-badge {
  font-size: 9px;
  padding: 1px 6px;
  background: var(--surface-2);
  color: var(--ink-3);
  border-radius: 100px;
  font-weight: 500;
  font-family: 'Pretendard Variable', Pretendard, -apple-system, sans-serif;
}
.nav-right { display: flex; align-items: center; gap: 16px; color: var(--ink-2); }
.btn-sell {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 8px 16px;
  background: var(--accent);
  color: var(--bg);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 500;
  text-decoration: none;
  transition: background 0.15s;
}
.btn-sell:hover { background: var(--accent-ink); }
.btn-sell i { font-size: 15px; }
.search-bar {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 14px;
  background: var(--surface);
  border: 0.5px solid var(--border);
  border-radius: 100px;
  font-size: 13px; color: var(--ink-3);
  min-width: 280px;
}
.search-bar i { font-size: 15px; }
.avatar-circle {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--bg);
  font-size: 12px; font-weight: 500;
  display: flex; align-items: center; justify-content: center;
}

.container {
  max-width: 1360px;
  margin: 0 auto;
  padding: 24px 24px 60px;
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 24px;
}

/* Sidebar */
.sidebar {
  background: var(--surface);
  border: 0.5px solid var(--border);
  border-radius: 16px;
  padding: 18px;
  font-size: 13px;
  height: fit-content;
}
.side-section { margin-bottom: 18px; }
.side-section:last-child { margin-bottom: 0; }
.side-label {
  font-size: 10px;
  color: var(--ink-3);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 500;
  margin-bottom: 10px;
}
.side-divider {
  border-top: 0.5px solid var(--border);
  margin: 14px 0;
}

/* Flat category list (top-level only) */
.cat-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  margin: 0 -10px;
  font-size: 13px;
  color: var(--ink);
  cursor: pointer;
  border-radius: 8px;
  user-select: none;
  transition: background 0.12s;
}
.cat-item:hover {
  background: var(--surface-2);
}
.cat-item.active {
  background: var(--accent-bg);
  color: var(--accent-ink);
  font-weight: 500;
}
.cat-item i {
  font-size: 17px;
  color: var(--ink-3);
  width: 18px;
  flex-shrink: 0;
}
.cat-item.active i {
  color: var(--accent);
}
.cat-item .cat-name {
  flex: 1;
}
.cat-item .cat-count {
  font-size: 10px;
  color: var(--ink-4);
  font-family: 'Pretendard Variable', Pretendard, -apple-system, sans-serif;
}
.cat-item.active .cat-count {
  color: var(--accent);
  opacity: 0.7;
}

.brand-chips {
  display: flex; flex-wrap: wrap; gap: 5px;
}
.brand-chip {
  font-size: 11px;
  padding: 3px 9px;
  border-radius: 100px;
  background: var(--surface-2);
  color: var(--ink-2);
}
.brand-chip.on {
  background: var(--accent);
  color: var(--bg);
  font-weight: 500;
}

/* Sidebar brand chip groups */
.brand-group { margin-bottom: 10px; }
.brand-group:last-child { margin-bottom: 0; }
.brand-group-label {
  font-size: 10px;
  color: var(--ink-3);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 5px;
  font-weight: 500;
}

/* Brand gallery (main feed) */
.brand-gallery {
  background: var(--surface);
  border: 0.5px solid var(--border);
  border-radius: 14px;
  padding: 14px 0 16px;
}
.brand-gallery-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  padding: 0 16px 12px;
}
.brand-gallery-label {
  font-size: 10px;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 500;
  margin-bottom: 4px;
  font-family: 'Pretendard Variable', Pretendard, -apple-system, sans-serif;
}
.brand-gallery-title {
  font-family: 'Instrument Serif', serif;
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.brand-gallery-more {
  font-size: 12px;
  color: var(--ink-3);
  display: flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
}
.brand-gallery-more:hover { color: var(--accent); }
.brand-gallery-more i { font-size: 14px; }
.brand-gallery-scroll {
  display: flex;
  gap: 10px;
  padding: 4px 16px 4px;
  overflow-x: auto;
  scrollbar-width: none;
}
.brand-gallery-scroll::-webkit-scrollbar { display: none; }
.brand-tile {
  flex-shrink: 0;
  width: 110px;
  padding: 14px 8px 12px;
  background: var(--surface-2);
  border: 0.5px solid var(--border);
  border-radius: 12px;
  text-align: center;
  cursor: pointer;
  transition: transform 0.15s, border-color 0.15s;
}
.brand-tile:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
}
.brand-tile-logo {
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 8px;
}
.brand-tile-logo svg {
  width: 90%;
  height: 100%;
  max-height: 40px;
}
.brand-tile-name {
  font-size: 12px;
  color: var(--ink);
  font-weight: 500;
  margin-top: 6px;
}
.brand-tile-count {
  font-size: 10px;
  color: var(--ink-3);
  margin-top: 2px;
  font-family: 'Pretendard Variable', Pretendard, -apple-system, sans-serif;
}

.size-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 4px;
}
.size-cell {
  font-size: 11px;
  text-align: center;
  padding: 5px 0;
  border: 0.5px solid var(--border-strong);
  border-radius: 5px;
  color: var(--ink-2);
}
.size-cell.on {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
  font-weight: 500;
}

.condition-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 4px;
}
.cond-cell {
  text-align: center;
  padding: 7px 0;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 500;
}
.cond-s { background: var(--green-bg); color: var(--green-ink); }
.cond-a { background: var(--accent-bg); color: var(--accent-ink); }
.cond-b { background: var(--amber-bg); color: var(--amber-ink); }
.cond-c { background: var(--surface-2); color: var(--ink-3); }

.price-range {
  display: flex; align-items: center; gap: 8px;
  font-size: 12px; color: var(--ink-3);
}
.price-track {
  flex: 1; height: 4px;
  background: var(--accent);
  border-radius: 2px;
}

.checkbox-list {
  display: flex; flex-direction: column; gap: 6px;
  font-size: 12px;
}
.checkbox-list label {
  display: flex; align-items: center; gap: 7px;
  color: var(--ink-2);
  cursor: pointer;
}
.checkbox {
  width: 14px; height: 14px;
  border-radius: 4px;
  border: 0.5px solid var(--border-strong);
  flex-shrink: 0;
}
.checkbox.on {
  background: var(--accent);
  border-color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  color: white;
  font-size: 10px;
}

/* Feed */
.feed { min-width: 0; }

.feed-tabs {
  display: flex; gap: 18px;
  border-bottom: 0.5px solid var(--border);
  padding-bottom: 10px;
  margin-bottom: 14px;
  font-size: 13px;
  align-items: center;
}
.feed-tab {
  color: var(--ink-3);
  cursor: pointer;
  padding-bottom: 11px;
  margin-bottom: -11px;
}
.feed-tab.active {
  color: var(--ink);
  font-weight: 500;
  border-bottom: 2px solid var(--accent);
}
.feed-sort {
  margin-left: auto;
  font-size: 12px;
  color: var(--ink-3);
  cursor: pointer;
  display: flex; align-items: center; gap: 4px;
}

.feed-list {
  display: flex; flex-direction: column; gap: 10px;
}

/* Curated guide banner */
.guide-banner {
  background: var(--accent-bg);
  border-radius: 14px;
  padding: 14px 16px;
  display: flex; align-items: center; gap: 14px;
}
.guide-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: var(--accent);
  color: var(--bg);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}
.guide-info { flex: 1; min-width: 0; }
.guide-meta {
  font-size: 11px;
  color: var(--accent-ink);
  font-weight: 500;
  margin-bottom: 2px;
  letter-spacing: 0.02em;
}
.guide-title {
  font-family: 'Instrument Serif', serif;
  font-size: 18px;
  color: var(--accent-ink);
  letter-spacing: -0.01em;
}
.guide-read {
  font-size: 11px;
  color: var(--accent-ink);
  opacity: 0.7;
  font-family: 'Pretendard Variable', Pretendard, -apple-system, sans-serif;
  flex-shrink: 0;
}

/* Product card */
.prod-card {
  background: var(--surface);
  border: 0.5px solid var(--border);
  border-radius: 14px;
  padding: 14px;
  display: grid;
  grid-template-columns: 110px 1fr auto;
  gap: 16px;
  align-items: center;
}
.prod-img {
  width: 110px; height: 110px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
}
.prod-img-dark {
  background: radial-gradient(circle at 30% 20%, #4A4843 0%, #1A1A17 70%);
}
.prod-img-green {
  background: linear-gradient(135deg, #EAF3DE 0%, #C0DD97 100%);
}
.prod-img-blue {
  background: linear-gradient(135deg, #E6F1FB 0%, #B8D6E9 100%);
}
.prod-img svg { width: 92%; height: auto; }

.prod-info { min-width: 0; }
.prod-tags { display: flex; gap: 4px; margin-bottom: 6px; flex-wrap: wrap; }
.prod-tag {
  font-size: 10px;
  padding: 2px 7px;
  border-radius: 4px;
  font-weight: 500;
}
.tag-brand { background: var(--ink); color: var(--bg); }
.tag-s { background: var(--green-bg); color: var(--green-ink); }
.tag-a { background: var(--accent-bg); color: var(--accent-ink); }
.tag-b { background: var(--amber-bg); color: var(--amber-ink); }
.tag-verified { background: var(--surface-2); color: var(--ink-2); }

.prod-name {
  font-size: 15px;
  font-weight: 500;
  margin-bottom: 4px;
  letter-spacing: -0.01em;
}
.prod-desc {
  font-size: 12px;
  color: var(--ink-3);
  margin-bottom: 8px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.prod-meta {
  display: flex; gap: 12px;
  font-size: 11px;
  color: var(--ink-4);
  font-family: 'Pretendard Variable', Pretendard, -apple-system, sans-serif;
}
.prod-meta i { font-size: 12px; vertical-align: -1px; margin-right: 2px; }

.prod-price {
  text-align: right;
  flex-shrink: 0;
}
.prod-price-amt {
  font-family: 'Pretendard Variable', Pretendard, -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.02em;
  font-feature-settings: 'tnum';
  white-space: nowrap;
}
.prod-price-note {
  font-size: 10px;
  margin-top: 2px;
  font-family: 'Pretendard Variable', Pretendard, -apple-system, sans-serif;
}
.price-down { color: var(--green-ink); }
.price-mid { color: var(--ink-3); }

/* Community Q&A card */
.qa-card {
  background: var(--surface);
  border: 0.5px solid var(--border);
  border-radius: 14px;
  padding: 16px;
}
.qa-header {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 10px;
}
.qa-avatar {
  width: 26px; height: 26px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px;
  font-weight: 500;
}
.qa-avatar-rose { background: var(--rose-bg); color: var(--rose-ink); }
.qa-avatar-teal { background: var(--teal-bg); color: var(--teal-ink); }
.qa-avatar-accent { background: var(--accent-bg); color: var(--accent-ink); }
.qa-name { font-size: 12px; font-weight: 500; }
.qa-type {
  font-size: 10px;
  padding: 2px 7px;
  border-radius: 4px;
  font-weight: 500;
}
.qa-type-q { background: var(--amber-bg); color: var(--amber-ink); }
.qa-type-r { background: var(--teal-bg); color: var(--teal-ink); }
.qa-channel {
  font-size: 11px;
  color: var(--ink-3);
  font-family: 'Pretendard Variable', Pretendard, -apple-system, sans-serif;
}
.qa-title {
  font-size: 15px;
  font-weight: 500;
  margin-bottom: 6px;
  letter-spacing: -0.01em;
  line-height: 1.4;
}
.qa-body {
  font-size: 13px;
  color: var(--ink-2);
  line-height: 1.6;
  margin-bottom: 12px;
}
.qa-stats {
  display: flex; gap: 14px;
  font-size: 11px;
  color: var(--ink-4);
  font-family: 'Pretendard Variable', Pretendard, -apple-system, sans-serif;
}
.qa-stats i { font-size: 12px; vertical-align: -1px; margin-right: 2px; }

/* Price intel dark card */
.intel-card {
  background: linear-gradient(135deg, #1A1A17 0%, #2C2C2A 100%);
  color: var(--dark-ink);
  border-radius: 16px;
  padding: 18px;
  position: relative;
  overflow: hidden;
}
.intel-card::after {
  content: '';
  position: absolute;
  top: -40%; right: -10%;
  width: 360px; height: 360px;
  background: radial-gradient(circle, rgba(45, 74, 43, 0.15) 0%, transparent 70%);
  pointer-events: none;
}
.intel-header {
  display: flex; justify-content: space-between; align-items: flex-end;
  margin-bottom: 14px; position: relative;
}
.intel-label {
  font-size: 10px;
  color: var(--ink-4);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.intel-title {
  font-family: 'Instrument Serif', serif;
  font-size: 17px;
  letter-spacing: -0.01em;
}
.intel-badge {
  font-size: 10px;
  padding: 4px 10px;
  background: rgba(255,255,255,0.08);
  border: 0.5px solid rgba(255,255,255,0.1);
  border-radius: 100px;
  color: var(--dark-ink);
  font-family: 'Pretendard Variable', Pretendard, -apple-system, sans-serif;
}
.intel-svg { width: 100%; height: 56px; margin-bottom: 14px; }
.intel-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  position: relative;
}
.intel-stat-label {
  font-size: 9px;
  color: var(--ink-4);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 2px;
}
.intel-stat-value {
  font-family: 'Instrument Serif', serif;
  font-size: 18px;
  font-weight: 400;
  letter-spacing: -0.01em;
}