:root {
  --bg: #f5eee7;
  --panel: #fffaf5;
  --accent: #c48a55;
  --accent-strong: #8a5b3a;
  --text: #1f1a16;
  --muted: #6b5b52;
  --stroke: #e2d4c6;
}
* {
  box-sizing: border-box;
}
body {
  background: linear-gradient(135deg, #f5eee7, #f2e4d8);
  color: var(--text);
  font-family: "Segoe UI", sans-serif;
  margin: 0;
  min-height: 100vh;
}
a {
  color: var(--accent-strong);
}
a:hover,
a:focus {
  color: #633f27;
  text-decoration: none;
}
.container {
  margin-top: 16px;
  margin-bottom: 32px;
}
.page-title {
  margin: 8px 0 18px;
  font-weight: 800;
  color: var(--accent-strong);
}
.sidebar-toggle {
  position: fixed;
  top: 14px;
  left: 14px;
  z-index: 1400;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border-radius: 14px;
  border: 1px solid #9b6a44;
  background: #8a5b3a;
  color: #fff;
  font-weight: 700;
  box-shadow: 0 10px 18px rgba(0, 0, 0, 0.16);
}
.sidebar-toggle::before {
  content: "";
  display: block;
  width: 16px;
  height: 2px;
  background: #fff;
  border-radius: 3px;
  box-shadow: 0 6px 0 #fff, 0 -6px 0 #fff;
  filter: drop-shadow(0 3px 6px rgba(0, 0, 0, 0.2));
}
.sidebar-toggle:hover,
.sidebar-toggle:focus {
  background: #6f4124;
  color: #fff;
}
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 220px;
  padding: 56px 14px 24px;
  background: linear-gradient(180deg, #3b2a1d, #2f2318 40%, #271a12);
  border-right: 1px solid rgba(255, 255, 255, 0.07);
  box-shadow: 8px 0 22px rgba(0, 0, 0, 0.18);
  overflow-y: auto;
  transition: transform 0.2s ease;
  z-index: 1300;
}
.sidebar-brand {
  font-weight: 800;
  font-size: 18px;
  color: #f6f1ea;
  margin: 0 0 14px;
}
.sidebar-menu {
  list-style: none;
  padding: 0;
  margin: 0;
}
.sidebar-section {
  padding: 6px 6px 4px;
  font-size: 11px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: rgba(246,241,234,0.7);
}
.sidebar-menu li {
  margin-bottom: 10px;
}
.sidebar-menu a {
  display: block;
  padding: 11px 12px;
  border-radius: 10px;
  color: #f2eee9;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: all 0.16s ease;
}
.sidebar-menu a:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.1);
}
.sidebar-menu a.active,
.sidebar-menu .active > a {
  background: linear-gradient(135deg, #8c5f3f, #72462f);
  border-color: #c49a70;
  color: #fff;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.18);
}
body.with-sidebar {
  padding-left: 0;
}
.content-area {
  min-height: 100vh;
  padding: 80px 0 32px;
  margin-left: 0;
  transition: margin 0.2s ease;
}
.sidebar-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  z-index: 1200;
  display: none;
}
.sidebar.open {
  transform: translateX(0);
}
body.sidebar-collapsed .sidebar {
  transform: translateX(-105%);
}
body.sidebar-collapsed .content-area { margin-left: 0; }
.sidebar.open + .sidebar-backdrop { display: block; }
@media (max-width: 768px) {
  .content-area {
    margin-left: 0;
    padding-top: 70px;
  }
  .sidebar {
    transform: translateX(-105%);
  }
  .sidebar.open {
    transform: translateX(0);
  }
  body.sidebar-open {
    overflow: hidden;
  }
}
.panel,
.kost-card {
  border-radius: 12px;
  border: 1px solid var(--stroke);
  background: var(--panel);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.08);
}
.kost-card {
  overflow: hidden;
  margin-bottom: 18px;
}
.kost-card-img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  display: block;
}
.kost-card-body {
  padding: 12px 14px 16px;
}
.kost-badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 700;
  color: #fff;
  background: var(--accent-strong);
  margin-bottom: 6px;
}
.kost-title {
  font-weight: 800;
  font-size: 16px;
  margin: 4px 0;
}
.kost-price {
  color: var(--accent-strong);
  font-weight: 800;
  font-size: 18px;
  margin: 4px 0 6px;
}
.kost-meta {
  font-size: 13px;
  color: var(--muted);
}
.kost-button {
  border: 1px solid var(--accent-strong);
  color: var(--accent-strong);
  background: #fff;
  padding: 8px 12px;
  border-radius: 6px;
  display: block;
  text-align: center;
  margin-top: 10px;
  font-size: 13px;
  font-weight: 700;
}
.kost-button:hover {
  background: var(--accent-strong);
  color: #fff;
  text-decoration: none;
}
.badge-stat {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 12px;
  background: #fff3e0;
  color: #e65100;
  border: 1px solid #ffe0b2;
  font-weight: 700;
}
mark {
  background: #fff59d;
  padding: 0 3px;
}
.btn-primary,
.btn-success,
.btn-info {
  background: var(--accent-strong);
  border-color: #6c4028;
}
.btn-primary:hover,
.btn-success:hover,
.btn-info:hover {
  background: #6c4028;
  border-color: #5a341f;
}
.btn-danger {
  background: #b53a3a;
  border-color: #972f2f;
}
.footer-note {
  margin: 18px 0 10px;
  color: #6b5b52;
  font-weight: 600;
  font-size: 13px;
}