:root {
  --s3-bg: #080808;
  --s3-surface: #121212;
  --s3-surface-2: #171717;
  --s3-accent: #f3c15a;
  --s3-accent-2: #d99b2f;
  --s3-text: #f8f8f8;
  --s3-muted: #b8b8b8;
  --s3-line: rgba(243, 193, 90, 0.25);
}

body {
  background:
    radial-gradient(40% 50% at 8% 10%, rgba(243, 193, 90, 0.12), transparent 65%),
    radial-gradient(40% 45% at 90% 0%, rgba(243, 193, 90, 0.08), transparent 75%),
    linear-gradient(160deg, #060606 0%, #101010 55%, #0c0c0c 100%);
  color: var(--s3-text);
}

.logo {
  color: rgba(255, 255, 255, 0.88);
}

.logo img {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  object-fit: cover;
  border: 1px solid rgba(243, 193, 90, 0.5);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.35);
}

.s3-main {
  max-width: 1180px;
  margin: 110px auto 64px;
  padding: 0 24px;
}

.s3-hero {
  position: relative;
  border: 1px solid var(--s3-line);
  border-radius: 20px;
  overflow: hidden;
  background: linear-gradient(120deg, rgba(18, 18, 18, 0.97), rgba(10, 10, 10, 0.9));
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.s3-hero-layout {
  display: grid;
  grid-template-columns: minmax(220px, 380px) 1fr;
  min-height: 320px;
}

.s3-hero-image {
  background-size: cover;
  background-position: center;
  position: relative;
}

.s3-hero-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(8, 8, 8, 0.1), rgba(8, 8, 8, 0.65));
}

.s3-hero-content {
  padding: 34px;
  display: grid;
  gap: 16px;
  align-content: center;
}

.s3-kicker {
  display: inline-flex;
  width: fit-content;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: #f7cf7d;
  border: 1px solid rgba(243, 193, 90, 0.35);
  padding: 6px 11px;
  border-radius: 999px;
  background: rgba(243, 193, 90, 0.08);
}

.s3-title {
  font-size: clamp(1.9rem, 4vw, 3rem);
  line-height: 1.08;
  letter-spacing: -0.8px;
}

.s3-subtitle {
  color: var(--s3-muted);
  font-size: 1.02rem;
  max-width: 700px;
}

.s3-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.s3-btn {
  text-decoration: none;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 700;
  border-radius: 999px;
  padding: 11px 18px;
  border: 1px solid transparent;
  transition: all 0.25s ease;
}

.s3-btn-primary {
  color: #111;
  background: linear-gradient(120deg, var(--s3-accent), var(--s3-accent-2));
}

.s3-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(243, 193, 90, 0.28);
}

.s3-btn-ghost {
  color: #f2f2f2;
  border-color: rgba(243, 193, 90, 0.45);
  background: rgba(243, 193, 90, 0.08);
}

.s3-btn-ghost:hover {
  background: rgba(243, 193, 90, 0.15);
}

.s3-section {
  margin-top: 22px;
}

.s3-grid {
  display: grid;
  gap: 14px;
}

.s3-grid.cols-2 {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.s3-grid.cols-3 {
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}

.s3-grid.cols-4 {
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
}

.s3-card,
.s3-panel,
.s3-stat {
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  background: linear-gradient(145deg, rgba(20, 20, 20, 0.9), rgba(13, 13, 13, 0.95));
}

.s3-card {
  padding: 18px;
}

.s3-card h3 {
  font-size: 1.02rem;
  margin-bottom: 8px;
  color: #f6cb76;
}

.s3-card p,
.s3-card li {
  color: #d2d2d2;
  font-size: 0.92rem;
}

.s3-card ul {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 6px;
}

.s3-stat {
  padding: 15px;
}

.s3-stat .label {
  color: #a9a9a9;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

.s3-stat .value {
  margin-top: 6px;
  font-size: 1.3rem;
  font-weight: 800;
  color: #f3c15a;
}

.s3-panel {
  padding: 20px;
}

.s3-panel h2 {
  font-size: 1.3rem;
  margin-bottom: 8px;
}

.s3-panel p {
  color: #c8c8c8;
  font-size: 0.95rem;
}

.s3-photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 12px;
  margin-top: 14px;
}

.s3-photo {
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: #121212;
}

.s3-photo img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  display: block;
}

.s3-photo figcaption {
  padding: 10px;
  font-size: 0.84rem;
  color: #d6d6d6;
}

.s3-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.s3-field {
  display: grid;
  gap: 6px;
}

.s3-field label {
  font-size: 0.84rem;
  color: #e8e8e8;
}

.s3-form input,
.s3-form select,
.s3-form textarea {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 10px;
  background: #0f0f0f;
  color: #f0f0f0;
  padding: 10px 12px;
  font-size: 0.92rem;
}

.s3-form input:focus,
.s3-form select:focus,
.s3-form textarea:focus {
  outline: none;
  border-color: rgba(243, 193, 90, 0.7);
  box-shadow: 0 0 0 3px rgba(243, 193, 90, 0.15);
}

.s3-checkbox {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  color: #d4d4d4;
  font-size: 0.88rem;
}

.s3-checkbox input {
  width: 16px;
  height: 16px;
  margin-top: 2px;
  accent-color: var(--s3-accent);
}

.s3-submit {
  width: 100%;
  border: 1px solid rgba(243, 193, 90, 0.5);
  border-radius: 11px;
  padding: 11px;
  font-weight: 800;
  letter-spacing: 0.6px;
  color: #111;
  background: linear-gradient(120deg, var(--s3-accent), var(--s3-accent-2));
  cursor: pointer;
}

.s3-submit:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.s3-note {
  margin-top: 10px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 10px;
  padding: 10px;
  font-size: 0.85rem;
  color: #d8d8d8;
  background: rgba(255, 255, 255, 0.03);
}

.s3-note b {
  color: #f6cb77;
}

.s3-result {
  margin-top: 12px;
  border: 1px solid rgba(98, 190, 129, 0.55);
  border-radius: 10px;
  padding: 10px;
  font-size: 0.85rem;
  background: rgba(33, 92, 49, 0.35);
  color: #e4ffe8;
  display: none;
}

.s3-sync {
  margin-top: 10px;
  border-radius: 10px;
  padding: 10px;
  font-size: 0.82rem;
  font-weight: 700;
  display: none;
}

.s3-sync.success {
  border: 1px solid rgba(98, 190, 129, 0.6);
  background: rgba(33, 92, 49, 0.36);
  color: #dcffdf;
}

.s3-sync.warning {
  border: 1px solid rgba(243, 193, 90, 0.62);
  background: rgba(89, 69, 26, 0.5);
  color: #ffe5b2;
}

.s3-sync.error {
  border: 1px solid rgba(250, 120, 120, 0.62);
  background: rgba(102, 35, 35, 0.5);
  color: #ffd5d5;
}

.sync-status {
  margin-top: 10px;
  border-radius: 10px;
  padding: 10px;
  font-size: 0.82rem;
  font-weight: 700;
  display: none;
}

.sync-status.success {
  border: 1px solid rgba(98, 190, 129, 0.6);
  background: rgba(33, 92, 49, 0.36);
  color: #dcffdf;
}

.sync-status.warning {
  border: 1px solid rgba(243, 193, 90, 0.62);
  background: rgba(89, 69, 26, 0.5);
  color: #ffe5b2;
}

.sync-status.error {
  border: 1px solid rgba(250, 120, 120, 0.62);
  background: rgba(102, 35, 35, 0.5);
  color: #ffd5d5;
}

.s3-floor-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 12px;
}

.s3-floor-card {
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 12px;
  padding: 12px;
  background: rgba(255, 255, 255, 0.02);
}

.s3-floor-head {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
  color: #f5cb77;
  font-weight: 700;
}

.s3-room {
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  padding: 9px;
  margin-top: 8px;
  background: rgba(0, 0, 0, 0.22);
}

.s3-room-head {
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  color: #dfdfdf;
  font-weight: 700;
  margin-bottom: 6px;
}

.s3-bed-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.s3-bed {
  font-size: 0.7rem;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 7px;
  padding: 3px 6px;
  color: #d9d9d9;
  background: rgba(255, 255, 255, 0.04);
}

.floor-card {
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 12px;
  padding: 12px;
  background: rgba(255, 255, 255, 0.02);
}

.floor-title {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
  color: #f5cb77;
  font-weight: 700;
}

.badge {
  border: 1px solid rgba(243, 193, 90, 0.35);
  border-radius: 999px;
  padding: 2px 7px;
  font-size: 0.72rem;
  color: #f6cf7f;
}

.room {
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  padding: 9px;
  margin-top: 8px;
  background: rgba(0, 0, 0, 0.22);
}

.room-head {
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  color: #dfdfdf;
  font-weight: 700;
  margin-bottom: 6px;
}

.bed-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.bed {
  font-size: 0.7rem;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 7px;
  padding: 3px 6px;
  color: #d9d9d9;
  background: rgba(255, 255, 255, 0.04);
}

.s3-foot {
  margin-top: 28px;
  text-align: center;
  color: #b1b1b1;
  font-size: 0.85rem;
}

@media (max-width: 860px) {
  .s3-hero-layout {
    grid-template-columns: 1fr;
  }

  .s3-hero-image {
    min-height: 220px;
  }

  .s3-main {
    margin-top: 96px;
    padding: 0 16px;
  }

  .s3-form-grid {
    grid-template-columns: 1fr;
  }
}