:root {
  --paper: #efe2cc;
  --paper-2: #f6eddc;
  --ink: #2f2b27;
  --ink-soft: rgba(47, 43, 39, 0.75);
  --border: rgba(63, 43, 20, 0.35);
  --accent: #9a6a33;
  --accent-2: #6f4a22;
  --shadow: rgba(0, 0, 0, 0.18);
  --radius: 14px;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: ui-serif, Georgia, "Times New Roman", Times, serif;
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 50% 0%, rgba(255,255,255,0.6), rgba(255,255,255,0)),
    linear-gradient(180deg, #e7d6bc, #cdb08f);
}

.oros-page {
  width: min(760px, 92vw);
  margin: 28px auto 40px;
  display: grid;
  gap: 18px;
}

.oros-card {
  background: linear-gradient(180deg, var(--paper), var(--paper-2));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 10px 30px var(--shadow);
  padding: 18px;
  position: relative;
  overflow: hidden;
}

.oros-hero {
  text-align: center;
  padding: 26px 18px;
}
.oros-tagline {
  margin: 0 0 10px 0;
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--ink-soft);
}
.oros-title {
  margin: 0;
  font-size: clamp(30px, 6vw, 48px);
  line-height: 1.05;
}
.oros-subtitle {
  margin: 12px 0 0 0;
  font-size: 16px;
  color: var(--ink-soft);
}

.oros-toggle-row {
  margin-top: 16px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
}
.oros-toggle-label {
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--ink-soft);
}
.oros-toggle-pill {
  display: inline-flex;
  border: 1px solid rgba(0,0,0,0.18);
  border-radius: 999px;
  overflow: hidden;
  background: rgba(255,255,255,0.22);
}
.oros-toggle-item {
  padding: 8px 12px;
  text-decoration: none;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  font-size: 12px;
  font-weight: 800;
  color: var(--accent-2);
  border-right: 1px solid rgba(0,0,0,0.12);
}
.oros-toggle-item:last-child { border-right: 0; }
.oros-toggle-item.is-active {
  background: rgba(255,255,255,0.36);
  color: #1b120a;
}

.oros-section-title {
  margin: 0 0 12px 0;
  font-size: 22px;
  text-align: center;
  color: var(--accent-2);
}

.oros-list { display: grid; gap: 10px; }
.oros-row {
  display: grid;
  grid-template-columns: 88px 1fr 24px;
  gap: 12px;
  align-items: center;
  text-decoration: none;
  color: inherit;
  padding: 10px;
  border: 1px solid rgba(0,0,0,0.10);
  border-radius: 12px;
  background: rgba(255,255,255,0.25);
  transition: transform .08s ease, background .15s ease;
}
.oros-row:hover {
  transform: translateY(-1px);
  background: rgba(255,255,255,0.34);
}
.oros-thumb {
  width: 88px;
  height: 56px;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid rgba(0,0,0,0.18);
  background: rgba(0,0,0,0.04);
}
.oros-thumb-img { width: 100%; height: 100%; background-size: cover; background-position: center; }
.oros-thumb-placeholder {
  background:
    linear-gradient(135deg, rgba(0,0,0,0.06), rgba(0,0,0,0.02)),
    repeating-linear-gradient(45deg, rgba(0,0,0,0.07) 0 6px, rgba(0,0,0,0.02) 6px 12px);
}
.oros-row-title { font-size: 18px; font-weight: 800; }
.oros-row-sub { margin-top: 4px; font-size: 13px; color: var(--ink-soft); }
.oros-row-chevron { font-size: 28px; color: var(--accent); text-align: center; }

.oros-player { padding: 0; }
.oros-detail-header {
  padding: 14px 18px;
  border-bottom: 1px solid rgba(0,0,0,0.18);
  background: rgba(255,255,255,0.12);
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.oros-detail-brand {
  font-size: 18px;
  font-weight: 800;
  color: var(--accent-2);
}
.oros-back {
  text-decoration: none;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  font-size: 12px;
  font-weight: 800;
  color: var(--accent-2);
  border: 1px solid rgba(0,0,0,0.18);
  border-radius: 999px;
  padding: 7px 10px;
  background: rgba(255,255,255,0.22);
}

.oros-photo {
  height: 240px;
  border-bottom: 1px solid rgba(0,0,0,0.18);
  background: rgba(0,0,0,0.04);
}
.oros-photo-img { width: 100%; height: 100%; background-size: cover; background-position: center; }
.oros-photo-placeholder {
  background:
    radial-gradient(800px 260px at 50% 0%, rgba(0,0,0,0.08), rgba(0,0,0,0)),
    linear-gradient(180deg, rgba(0,0,0,0.06), rgba(0,0,0,0.02));
}

.oros-player-body { padding: 18px; text-align: center; }
.oros-room-title { margin: 0 0 10px; font-size: 26px; }
.oros-tour-progress {
  margin: 0 0 12px;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--ink-soft);
}

.oros-audio { display: grid; gap: 10px; justify-items: center; }
.oros-audio-controls { display: inline-flex; gap: 10px; align-items: center; flex-wrap: wrap; justify-content: center; }

.oros-tour-start {
  width: min(420px, 88%);
  margin: 2px auto 12px;
}

.oros-tour-nav {
  width: min(420px, 88%);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.oros-tour-button {
  min-width: 0;
  width: 100%;
}
.oros-tour-button.is-disabled {
  opacity: 0.55;
  pointer-events: none;
}

.oros-button {
  appearance: none;
  border: 1px solid rgba(0,0,0,0.22);
  border-radius: 12px;
  padding: 11px 14px;
  font-size: 16px;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 160px;
}
.oros-button-primary {
  background: linear-gradient(180deg, #c99555, #a7723d);
  color: #1b120a;
  border-color: rgba(50, 26, 6, 0.35);
  font-weight: 800;
}
.oros-button-secondary {
  background: rgba(255,255,255,0.36);
  color: var(--accent-2);
  font-weight: 800;
}
.oros-button-ghost {
  background: transparent;
  color: var(--accent-2);
  min-width: 52px;
  padding: 11px 12px;
}
.oros-button-ghost.is-active {
  background: rgba(255,255,255,0.30);
  border-color: rgba(111, 74, 34, 0.55);
  box-shadow: 0 6px 18px rgba(0,0,0,0.10);
}
.oros-button:disabled { opacity: 0.6; cursor: not-allowed; }

.oros-progress {
  width: min(420px, 88%);
  height: 10px;
  border-radius: 999px;
  background: rgba(0,0,0,0.10);
  overflow: hidden;
  border: 1px solid rgba(0,0,0,0.12);
  cursor: pointer;
}
.oros-progress-fill {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, #c99555, #7a4a20);
  transition: width 0.15s linear;
}
.oros-progress-row {
  width: min(420px, 88%);
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--ink-soft);
}

.oros-map {
  position: relative;
  width: 100%;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(0,0,0,0.18);
  background: rgba(0,0,0,0.03);
}
.oros-map-img {
  width: 100%;
  height: auto;
  display: block;
}
.oros-map-marker {
  position: absolute;
  transform: translate(-50%, -50%);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 8px;
  border-radius: 999px;
  border: 1px solid rgba(0,0,0,0.22);
  background: rgba(255,255,255,0.88);
  box-shadow: 0 8px 22px rgba(0,0,0,0.14);
  color: #1b120a;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  font-size: 11px;
  font-weight: 800;
  max-width: min(46vw, 240px);
}
.oros-map-marker:hover {
  background: rgba(255,255,255,0.95);
}
.oros-map-marker-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: linear-gradient(180deg, #c99555, #7a4a20);
  border: 1px solid rgba(50, 26, 6, 0.35);
  flex: 0 0 auto;
}
.oros-map-marker-label {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.oros-map-hint {
  margin: 12px 0 0;
  text-align: center;
  font-size: 12px;
  color: var(--ink-soft);
}

.oros-made { margin: 16px 0 2px; font-size: 12px; color: var(--ink-soft); }

.oros-footer {
  width: min(760px, 92vw);
  margin: 0 auto 26px;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  font-size: 12px;
  color: rgba(255,255,255,0.75);
  display: flex;
  justify-content: center;
  gap: 10px;
}
.oros-footer a { color: rgba(255,255,255,0.85); text-decoration: none; }
.oros-footer a:hover { text-decoration: underline; }
.oros-dot { opacity: 0.6; }

@media (max-width: 520px) {
  .oros-row { grid-template-columns: 70px 1fr 20px; }
  .oros-thumb { width: 70px; height: 46px; }
  .oros-photo { height: 200px; }
  .oros-button { min-width: 140px; }
}