:root {
  --primary: #1a4a8a;
  --accent: #e85c2c;
  --gold: #c8a400;
  --bg: #f8f8f5;
  --white: #ffffff;
  --text: #2c2c2c;
  --muted: #666666;
  --border: #e0e0e0;
}

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

body {
  font-family: 'Malgun Gothic', '맑은 고딕', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
}

/* Header */
header {
  background: linear-gradient(135deg, #0d2e5e 0%, #1a4a8a 60%, #2463b5 100%);
  color: var(--white);
  padding: 48px 24px 40px;
  text-align: center;
}
header .tag {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 16px;
}
header h1 {
  font-size: clamp(22px, 5vw, 36px);
  font-weight: 800;
  line-height: 1.35;
  margin-bottom: 12px;
}
header p.sub {
  font-size: 15px;
  opacity: 0.85;
  margin-bottom: 20px;
}
header .date {
  font-size: 13px;
  opacity: 0.6;
}

/* CTA Bar */
.cta-bar {
  background: var(--accent);
  color: #fff;
  text-align: center;
  padding: 18px 24px;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.5px;
}
.cta-bar a {
  color: #fff;
  text-decoration: none;
  border-bottom: 2px solid rgba(255,255,255,0.5);
}

/* Layout */
.container {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Section */
section {
  padding: 48px 0 36px;
  border-bottom: 1px solid var(--border);
}
section:last-of-type { border-bottom: none; }

.section-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 28px;
}
.section-title::before {
  content: '';
  display: block;
  width: 6px;
  height: 26px;
  background: var(--accent);
  border-radius: 3px;
  flex-shrink: 0;
}

/* Benefit Cards */
.benefit-intro {
  margin-bottom: 20px;
  color: var(--muted);
  font-size: 14px;
}
.benefit-intro strong { color: var(--accent); }
.benefit-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}
.benefit-card {
  background: var(--white);
  border: 2px solid var(--border);
  border-radius: 12px;
  padding: 22px 18px;
  text-align: center;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.benefit-card:hover {
  border-color: var(--primary);
  box-shadow: 0 4px 16px rgba(26,74,138,0.12);
}
.benefit-card .icon { font-size: 30px; margin-bottom: 10px; }
.benefit-card .label { font-size: 14px; font-weight: 700; color: var(--primary); margin-bottom: 6px; }
.benefit-card .desc { font-size: 13px; color: var(--muted); }

/* Highlight Box */
.highlight-box {
  background: linear-gradient(135deg, #fff8e8 0%, #fff3d0 100%);
  border: 2px solid var(--gold);
  border-radius: 14px;
  padding: 28px 28px;
  margin-bottom: 24px;
}
.highlight-box p {
  font-size: 15px;
  margin-bottom: 8px;
}
.highlight-box p:last-child { margin-bottom: 0; }
.highlight-box strong { color: var(--accent); }

/* Info Table */
.info-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.info-table th, .info-table td {
  border: 1px solid var(--border);
  padding: 12px 16px;
  text-align: left;
}
.info-table th {
  background: var(--primary);
  color: #fff;
  font-weight: 700;
  width: 28%;
}
.info-table tr:nth-child(even) td { background: #f3f6fb; }

/* Type Table */
.type-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  margin-top: 16px;
}
.type-table th {
  background: var(--primary);
  color: #fff;
  padding: 10px 14px;
  text-align: center;
  font-weight: 700;
}
.type-table td {
  border: 1px solid var(--border);
  padding: 10px 14px;
  text-align: center;
}
.type-table tr:nth-child(even) td { background: #f3f6fb; }
.badge-2room { background: #dceeff; color: #0a4a8a; padding: 2px 8px; border-radius: 10px; font-size: 12px; font-weight: 700; }
.badge-3room { background: #ffe8d6; color: #a03000; padding: 2px 8px; border-radius: 10px; font-size: 12px; font-weight: 700; }

/* Option List */
.option-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 4px;
}
.option-tag {
  background: #eaf1fb;
  color: var(--primary);
  border: 1px solid #b3cce8;
  border-radius: 20px;
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 600;
}

/* Transport List */
.transport-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
}
.transport-item .icon { font-size: 20px; flex-shrink: 0; margin-top: 2px; }
.transport-item p { font-size: 14px; }

/* Structure List */
.structure-list { list-style: none; }
.structure-list li {
  padding: 10px 0;
  border-bottom: 1px dashed var(--border);
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.structure-list li::before { content: '▸'; color: var(--accent); font-weight: 700; }
.structure-list li:last-child { border-bottom: none; }

/* Contact */
.contact-section {
  background: linear-gradient(135deg, #0d2e5e, #1a4a8a);
  color: #fff;
  text-align: center;
  padding: 52px 24px;
}
.contact-section h2 {
  font-size: 24px;
  font-weight: 800;
  margin-bottom: 8px;
}
.contact-section p { font-size: 15px; opacity: 0.85; margin-bottom: 28px; }
.contact-cards {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px;
}
.contact-card {
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 14px;
  padding: 24px 32px;
  min-width: 200px;
}
.contact-card .c-label { font-size: 12px; opacity: 0.7; margin-bottom: 6px; }
.contact-card .c-value { font-size: 20px; font-weight: 800; }
.contact-card .c-value-email { font-size: 14px; }
.contact-card a { color: #fff; text-decoration: none; }

/* Footer */
footer {
  background: #111;
  color: #aaa;
  text-align: center;
  padding: 28px 20px;
  font-size: 12px;
  line-height: 1.9;
}
footer strong { color: #ddd; }

/* Hero Image */
.hero-img {
  width: 100%;
  max-height: 460px;
  object-fit: cover;
  display: block;
}

/* Section Photo Row */
.photo-row {
  display: grid;
  gap: 10px;
  margin-top: 24px;
}
.photo-row.col2 { grid-template-columns: repeat(2, 1fr); }
.photo-row.col3 { grid-template-columns: repeat(3, 1fr); }
.photo-row.mt-28 { margin-top: 28px; }
.photo-row img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 10px;
  display: block;
  cursor: zoom-in;
  transition: transform 0.2s, box-shadow 0.2s;
}
.photo-row img:hover {
  transform: scale(1.02);
  box-shadow: 0 6px 20px rgba(0,0,0,0.18);
}
.photo-row.wide img { height: 260px; }
.photo-row .photo-large {
  height: 300px;
  border-radius: 12px;
}

/* Gallery Section */
.gallery-section { padding: 48px 0 36px; border-bottom: 1px solid var(--border); }
.gallery-note {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 4px;
}
.photo-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 20px;
}
.photo-grid img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: 8px;
  display: block;
  cursor: zoom-in;
  transition: transform 0.2s, box-shadow 0.2s;
}
.photo-grid img:hover {
  transform: scale(1.03);
  box-shadow: 0 6px 20px rgba(0,0,0,0.18);
}
.photo-grid img.tall {
  height: 270px;
}

/* Lightbox */
#lb-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.88);
  z-index: 9000;
  align-items: center;
  justify-content: center;
  flex-direction: column;
}
#lb-overlay.active { display: flex; }
#lb-img {
  max-width: 92vw;
  max-height: 82vh;
  border-radius: 6px;
  box-shadow: 0 8px 40px rgba(0,0,0,0.5);
}
#lb-close {
  position: absolute;
  top: 18px;
  right: 24px;
  font-size: 36px;
  color: #fff;
  cursor: pointer;
  line-height: 1;
  background: none;
  border: none;
}

@media (max-width: 600px) {
  .benefit-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-cards { flex-direction: column; align-items: center; }
  .photo-row.col3 { grid-template-columns: repeat(2, 1fr); }
  .photo-grid { grid-template-columns: repeat(2, 1fr); }
}