/* ILM Research Site — brand-aligned styles
   Palette: Parchment + Ink + Tomato + Basil + Cream + Warm Gray
   Type: Playfair Display (headlines) + DM Sans (body)
*/

:root {
  --parchment: #F9F8F6;
  --ink: #1A1A1A;
  --tomato: #C0392B;
  --basil: #2D6A4F;
  --warm-gray: #E8E6E1;
  --cream-bg: #F8F2E8;
  --white: #FFFFFF;
  --border: #D4D2CD;
  --shadow: rgba(26, 26, 26, 0.06);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--parchment);
  color: var(--ink);
  line-height: 1.55;
  font-size: 16px;
}

/* ===== Layout ===== */
.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px var(--shadow);
}

.site-header .inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 18px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  color: var(--ink);
}

.brand-mark {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--tomato);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 700;
  font-size: 20px;
  flex-shrink: 0;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 700;
  font-size: 22px;
  line-height: 1;
  color: var(--ink);
}

.brand-tag {
  font-size: 12px;
  color: var(--basil);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
  margin-top: 4px;
}

.site-nav {
  display: flex;
  gap: 24px;
  align-items: center;
}

.site-nav a {
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: color 0.15s;
}

.site-nav a:hover {
  color: var(--tomato);
}

.site-nav a.active {
  color: var(--tomato);
  border-bottom: 2px solid var(--tomato);
  padding-bottom: 2px;
}

/* ===== Hero ===== */
.hero {
  background: var(--cream-bg);
  padding: 80px 32px 60px;
  border-bottom: 1px solid var(--border);
}

.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.hero h1 {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 700;
  font-size: 64px;
  line-height: 1.05;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.hero .date {
  font-family: 'DM Sans', sans-serif;
  font-weight: 500;
  font-size: 20px;
  color: var(--basil);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 24px;
}

.hero .tagline {
  font-size: 22px;
  color: var(--ink);
  max-width: 720px;
  margin-bottom: 32px;
  line-height: 1.45;
}

.hero-stats {
  display: flex;
  gap: 32px;
  margin-top: 32px;
  flex-wrap: wrap;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-num {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 48px;
  font-weight: 700;
  color: var(--tomato);
  line-height: 1;
}

.stat-label {
  font-size: 13px;
  color: var(--ink);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
}

/* ===== Container ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 56px 32px;
}

.section-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 700;
  font-size: 36px;
  line-height: 1.2;
  margin-bottom: 8px;
  color: var(--ink);
}

.section-sub {
  font-size: 16px;
  color: var(--ink);
  opacity: 0.7;
  margin-bottom: 32px;
}

/* ===== Filter Bar ===== */
.filter-bar {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px 24px;
  margin-bottom: 32px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: 16px;
  align-items: end;
}

.filter-bar label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink);
  font-weight: 500;
}

.filter-bar input,
.filter-bar select {
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  background: var(--white);
  color: var(--ink);
}

.filter-bar input:focus,
.filter-bar select:focus {
  outline: none;
  border-color: var(--basil);
  box-shadow: 0 0 0 3px rgba(45, 106, 79, 0.12);
}

/* ===== Market Cards ===== */
.market-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
}

.market-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 24px;
  transition: transform 0.15s, box-shadow 0.15s;
  cursor: pointer;
  text-decoration: none;
  color: var(--ink);
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: relative;
  overflow: hidden;
}

.market-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--shadow);
}

.market-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--basil);
}

.market-card[data-type="flea"]::before { background: var(--tomato); }
.market-card[data-type="makers"]::before,
.market-card[data-type="makers-food"]::before { background: var(--basil); }
.market-card[data-type="night-market"]::before { background: #4A4E69; }
.market-card[data-type="pride"]::before { background: #D62828; }
.market-card[data-type="vintage-books"]::before { background: #8B5A3C; }
.market-card[data-type="holiday-block-party"]::before { background: var(--tomato); }
.market-card[data-type="daily-indoor"]::before { background: var(--ink); }

.market-card .day-badge {
  display: inline-block;
  background: var(--cream-bg);
  color: var(--ink);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 4px 10px;
  border-radius: 4px;
  align-self: flex-start;
}

.market-card .day-badge[data-day="Mon"] { background: #FFE5DC; color: var(--tomato); }
.market-card .day-badge[data-day="Tue"] { background: #E8F0E5; color: var(--basil); }
.market-card .day-badge[data-day="Wed"] { background: #FFF4D6; color: #8B6914; }
.market-card .day-badge[data-day="Thu"] { background: #E8E0F0; color: #5D4E8B; }
.market-card .day-badge[data-day="Fri"] { background: #FFE0E8; color: #B83280; }
.market-card .day-badge[data-day="Sat"] { background: #DCEDFD; color: #1E5C99; }
.market-card .day-badge[data-day="Sun"] { background: #FFEFC9; color: #B8860B; }
.market-card .day-badge[data-day="Daily"] { background: var(--ink); color: var(--white); }

.market-card .name {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 700;
  font-size: 22px;
  line-height: 1.2;
  color: var(--ink);
}

.market-card .hours {
  font-size: 16px;
  font-weight: 500;
  color: var(--basil);
}

.market-card .neighborhood {
  font-size: 14px;
  color: var(--ink);
  opacity: 0.65;
}

.market-card .address {
  font-size: 13px;
  color: var(--ink);
  opacity: 0.7;
  font-family: 'DM Sans', sans-serif;
}

.market-card .tagline {
  font-size: 14px;
  font-style: italic;
  color: var(--ink);
  opacity: 0.75;
  margin-top: -4px;
  line-height: 1.4;
}

.market-card .pet-mini {
  position: absolute;
  top: 16px;
  right: 38px;
  font-size: 14px;
}

.market-card .pet-mini.pet-verify {
  font-size: 11px;
  opacity: 0.6;
}

.market-card .type-label {
  position: absolute;
  top: 16px;
  right: 16px;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink);
  opacity: 0.4;
}

.market-card .vibe {
  font-size: 14px;
  color: var(--ink);
  opacity: 0.8;
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  font-style: italic;
}

/* ===== Market Detail Page ===== */
.detail-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 32px;
  align-items: start;
}

.detail-main {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 40px;
}

.detail-main h2 {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 700;
  font-size: 28px;
  margin: 32px 0 12px;
  color: var(--ink);
}

.detail-main h2:first-child {
  margin-top: 0;
}

.detail-main p {
  margin-bottom: 16px;
  font-size: 16px;
  line-height: 1.65;
}

.detail-side {
  position: sticky;
  top: 92px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
}

.detail-side h3 {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 700;
  font-size: 16px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--basil);
  margin-bottom: 12px;
}

.detail-side dl {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 8px 16px;
  font-size: 14px;
  margin-bottom: 20px;
}

.detail-side dt {
  font-weight: 600;
  color: var(--ink);
}

.detail-side dd {
  color: var(--ink);
  opacity: 0.85;
}

/* ===== Content Pieces ===== */
.pieces-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.piece-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
  text-decoration: none;
  color: var(--ink);
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: transform 0.15s, box-shadow 0.15s;
}

.piece-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--shadow);
}

.piece-card .piece-type {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--basil);
}

.piece-card .piece-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 700;
  font-size: 18px;
  line-height: 1.3;
}

.piece-card .piece-file {
  font-size: 12px;
  color: var(--ink);
  opacity: 0.6;
  font-family: 'DM Sans', sans-serif;
}

.piece-card .piece-arrow {
  font-size: 18px;
  color: var(--basil);
  font-weight: 600;
  align-self: flex-end;
  margin-top: 8px;
  transition: transform 0.15s, color 0.15s;
}

.piece-card:hover .piece-arrow {
  color: var(--tomato);
  transform: translateX(4px);
}

/* ===== Empty State ===== */
.empty-state {
  text-align: center;
  padding: 80px 32px;
  color: var(--ink);
  opacity: 0.6;
}

.empty-state h3 {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 24px;
  margin-bottom: 12px;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--ink);
  color: var(--parchment);
  padding: 48px 32px;
  margin-top: 80px;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 32px;
}

.footer-brand {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
}

.footer-meta {
  font-size: 13px;
  opacity: 0.7;
}

.footer-col h4 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 12px;
  color: var(--cream-bg);
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 8px;
}

.footer-col a {
  color: var(--parchment);
  opacity: 0.85;
  text-decoration: none;
  font-size: 14px;
  transition: opacity 0.15s;
}

.footer-col a:hover {
  opacity: 1;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .hero h1 { font-size: 40px; }
  .hero .tagline { font-size: 18px; }
  .section-title { font-size: 28px; }
  .filter-bar {
    grid-template-columns: 1fr;
  }
  .detail-grid {
    grid-template-columns: 1fr;
  }
  .detail-side {
    position: static;
  }
  .site-header .inner {
    padding: 14px 20px;
  }
  .site-nav {
    display: none;
  }
  .hero-stats {
    gap: 20px;
  }
  .stat-num { font-size: 36px; }
}

/* ===== Print ===== */
@media print {
  .site-header, .site-footer, .filter-bar { display: none; }
  body { background: white; }
}