:root {
  --bg: #f6f0e6;
  --card: #fffdf8;
  --ink: #1c1914;
  --muted: #5c5346;
  --accent: #2d4a32;
  --accent2: #b45309;
  --line: #d4c4b0;
  --err: #9b1c1c;
  --ok: #1d6b3a;
  --radius: 10px;
  --font: "Segoe UI", system-ui, -apple-system, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.5;
}

a {
  color: var(--accent);
}

.site-header {
  background: var(--accent);
  color: #f6f0e6;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.12);
}

.site-header a {
  color: #f6f0e6;
  text-decoration: none;
}

.site-header a:hover {
  text-decoration: underline;
}

.site-header .inner {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.logo {
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.02em;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}

.nav-admin {
  opacity: 0.85;
  font-size: 0.9rem;
}

.badge {
  display: inline-block;
  background: var(--accent2);
  color: #fff;
  border-radius: 999px;
  padding: 0 0.4em;
  font-size: 0.8rem;
  vertical-align: middle;
}

.site-main {
  max-width: 1040px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 3rem;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.5rem 1.25rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.site-footer .inner {
  max-width: 1040px;
  margin: 0 auto;
}

.hero {
  background: linear-gradient(135deg, #3d5c42 0%, #2d4a32 50%, #243828 100%);
  color: #f6f0e6;
  border-radius: var(--radius);
  padding: 1.75rem 1.5rem;
  margin-bottom: 2rem;
}

.hero h1 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.6rem, 4vw, 2.1rem);
}

.hero p {
  margin: 0;
  opacity: 0.92;
  max-width: 52ch;
}

.grid {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 640px) {
  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem 1.35rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

.card h2,
.card h3 {
  margin-top: 0;
}

.product-meta {
  color: var(--muted);
  font-size: 0.95rem;
  margin-bottom: 0.75rem;
}

.price {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--accent2);
}

.muted {
  color: var(--muted);
  font-size: 0.95rem;
}

.btn {
  display: inline-block;
  padding: 0.55rem 1.1rem;
  background: var(--accent);
  color: #fff !important;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  cursor: pointer;
  text-decoration: none;
  font-family: inherit;
}

.btn:hover {
  filter: brightness(1.08);
}

.btn-secondary {
  background: #5c5346;
}

.btn-ghost {
  background: transparent;
  color: var(--accent) !important;
  border: 1px solid var(--accent);
}

form label {
  display: block;
  margin: 0.75rem 0 0.25rem;
  font-weight: 600;
  font-size: 0.9rem;
}

form input[type="text"],
form input[type="email"],
form input[type="password"],
form input[type="tel"],
form input[type="number"],
form input[type="date"],
form textarea,
form select {
  width: 100%;
  max-width: 420px;
  padding: 0.5rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  font: inherit;
}

form textarea {
  max-width: 100%;
  min-height: 100px;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

th,
td {
  text-align: left;
  padding: 0.5rem 0.65rem;
  border-bottom: 1px solid var(--line);
}

th {
  font-weight: 600;
  color: var(--muted);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.err {
  color: var(--err);
  font-weight: 600;
}

.ok {
  color: var(--ok);
  font-weight: 600;
}

.section-title {
  font-size: 1.35rem;
  margin: 2rem 0 1rem;
  border-bottom: 2px solid var(--accent);
  padding-bottom: 0.35rem;
}

.page-narrow {
  max-width: 520px;
  margin: 2rem auto;
  padding: 0 1rem;
}

.page-narrow .card {
  margin-top: 2rem;
}

.stack {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.row-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.rental-detail {
  font-size: 0.92rem;
  color: var(--muted);
  white-space: pre-wrap;
}

.rental-calendar-wrap {
  margin-top: 0.5rem;
}

.rental-day-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.5rem;
  max-width: 100%;
}

.rental-day-chip {
  display: inline-flex;
  align-items: center;
  font-size: 0.78rem;
  cursor: pointer;
  border: 1px solid var(--line, #c9c2b8);
  border-radius: 6px;
  padding: 0.2rem 0.45rem;
  background: var(--card, #fff);
  user-select: none;
}

.rental-day-chip input {
  margin: 0 0.35rem 0 0;
}

.rental-day-chip:has(input:checked) {
  border-color: var(--accent, #6b5344);
  background: rgba(107, 83, 68, 0.12);
}

/* Admin: products by category */
.admin-product-toc {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.admin-product-toc strong {
  display: block;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
  color: var(--muted);
}

.admin-product-toc nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.75rem;
  align-items: center;
}

.admin-product-toc a {
  font-size: 0.95rem;
  white-space: nowrap;
}

.admin-product-category {
  margin-bottom: 2rem;
  scroll-margin-top: 5rem;
}

.admin-product-category > h2 {
  margin: 0 0 0.75rem;
  font-size: 1.2rem;
  padding: 0.5rem 0.75rem;
  background: var(--accent);
  color: #f6f0e6;
  border-radius: var(--radius) var(--radius) 0 0;
}

.admin-product-category .admin-cat-meta {
  font-size: 0.9rem;
  color: var(--muted);
  margin: -0.25rem 0 1rem;
  padding-left: 0.25rem;
}

.admin-product-card {
  border-left: 4px solid var(--accent2);
}