:root {
  --navy: #0B1F3A;
  --navy-deep: #061526;
  --sapphire: #0A2540;
  --gold: #C9A227;
  --gold-light: #E8D48B;
  --ivory: #F8F5F0;
  --white: #FFFFFF;
  --green: #25D366;
  --slate: #94A3B8;
  --danger: #EF4444;
  --success: #10B981;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--navy-deep);
  color: var(--ivory);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ========== HOME SCREEN ========== */
.home-screen {
  min-height: 100vh;
  background: linear-gradient(180deg, rgba(6,21,38,0.85) 0%, rgba(11,31,58,0.95) 100%),
              url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 400 800"><rect fill="%23061526" width="400" height="800"/><circle cx="320" cy="120" r="80" fill="%230B1F3A" opacity="0.5"/><circle cx="80" cy="400" r="120" fill="%230A2540" opacity="0.4"/></svg>');
  background-size: cover;
  padding: 20px 16px 40px;
  max-width: 480px;
  margin: 0 auto;
}

.header {
  text-align: center;
  padding: 30px 0 20px;
}

.logo {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 42px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 6px;
  text-shadow: 0 0 30px rgba(201,162,39,0.3);
}

.logo-sub {
  font-size: 13px;
  color: var(--gold-light);
  letter-spacing: 4px;
  margin-top: 4px;
  text-transform: uppercase;
}

.tagline {
  font-size: 12px;
  color: var(--slate);
  margin-top: 12px;
}

.badge-row {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin: 20px 0 28px;
  flex-wrap: wrap;
}

.badge {
  background: rgba(201,162,39,0.12);
  border: 1px solid rgba(201,162,39,0.3);
  border-radius: 20px;
  padding: 6px 14px;
  font-size: 11px;
  color: var(--gold-light);
}

.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 30px;
}

.nav-btn {
  background: rgba(11,31,58,0.9);
  border: 1px solid rgba(201,162,39,0.25);
  border-radius: 16px;
  padding: 24px 12px;
  text-align: center;
  cursor: pointer;
  transition: all 0.25s ease;
  text-decoration: none;
  color: var(--ivory);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  min-height: 130px;
  justify-content: center;
}

.nav-btn:hover, .nav-btn:active {
  border-color: var(--gold);
  background: rgba(201,162,39,0.1);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(201,162,39,0.15);
}

.nav-btn .icon {
  font-size: 32px;
  filter: drop-shadow(0 0 8px rgba(201,162,39,0.4));
}

.nav-btn .label {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.5px;
  color: var(--gold-light);
}

.nav-btn.whatsapp {
  border-color: rgba(37,211,102,0.4);
  background: rgba(37,211,102,0.08);
}

.nav-btn.whatsapp .icon { filter: drop-shadow(0 0 8px rgba(37,211,102,0.5)); }
.nav-btn.whatsapp .label { color: #6EE7A0; }

.footer-info {
  text-align: center;
  font-size: 12px;
  color: var(--slate);
  padding: 20px 0;
  border-top: 1px solid rgba(201,162,39,0.15);
}

.footer-info a { color: var(--gold); text-decoration: none; }

/* ========== PAGE SCREENS ========== */
.page {
  display: none;
  min-height: 100vh;
  max-width: 480px;
  margin: 0 auto;
  background: var(--navy-deep);
  padding-bottom: 40px;
}

.page.active { display: block; }

.page-header {
  background: var(--navy);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  border-bottom: 1px solid rgba(201,162,39,0.2);
  position: sticky;
  top: 0;
  z-index: 100;
}

.back-btn {
  background: none;
  border: none;
  color: var(--gold);
  font-size: 22px;
  cursor: pointer;
  padding: 4px 8px;
}

.page-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--gold-light);
}

.page-content {
  padding: 20px 16px;
}

/* Cards */
.card {
  background: rgba(11,31,58,0.9);
  border: 1px solid rgba(201,162,39,0.2);
  border-radius: 14px;
  padding: 18px;
  margin-bottom: 14px;
}

.card h3 {
  color: var(--gold);
  font-size: 16px;
  margin-bottom: 6px;
}

.card p {
  color: var(--slate);
  font-size: 14px;
  line-height: 1.5;
}

.card .price {
  color: var(--gold-light);
  font-weight: 600;
  font-size: 15px;
  margin-top: 8px;
}

.category-title {
  color: var(--gold);
  font-size: 14px;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin: 24px 0 12px;
  padding-bottom: 6px;
  border-bottom: 1px solid rgba(201,162,39,0.25);
}

/* Forms */
.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 13px;
  color: var(--gold-light);
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  background: rgba(11,31,58,0.8);
  border: 1px solid rgba(201,162,39,0.3);
  border-radius: 10px;
  color: var(--ivory);
  font-size: 15px;
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--gold);
}

.btn {
  display: inline-block;
  width: 100%;
  padding: 14px;
  background: linear-gradient(135deg, var(--gold), #A8871E);
  color: var(--navy-deep);
  border: none;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
  transition: opacity 0.2s;
}

.btn:hover { opacity: 0.9; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-outline {
  background: transparent;
  border: 1px solid var(--gold);
  color: var(--gold);
}

.success-msg {
  background: rgba(16,185,129,0.15);
  border: 1px solid var(--success);
  color: #6EE7B7;
  padding: 14px;
  border-radius: 10px;
  text-align: center;
  margin-bottom: 16px;
}

.error-msg {
  background: rgba(239,68,68,0.15);
  border: 1px solid var(--danger);
  color: #FCA5A5;
  padding: 14px;
  border-radius: 10px;
  text-align: center;
  margin-bottom: 16px;
}

.info-box {
  background: rgba(201,162,39,0.08);
  border-left: 3px solid var(--gold);
  padding: 14px 16px;
  border-radius: 0 10px 10px 0;
  margin-bottom: 20px;
  font-size: 14px;
  color: var(--slate);
  line-height: 1.6;
}

/* Loading */
.loading {
  text-align: center;
  padding: 40px;
  color: var(--slate);
}

/* ========== ADMIN ========== */
.admin-body {
  background: #0f172a;
  color: #e2e8f0;
  font-family: system-ui, sans-serif;
  max-width: 1100px;
  margin: 0 auto;
  padding: 20px;
}

.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 0;
  border-bottom: 1px solid #334155;
  margin-bottom: 24px;
}

.admin-header h1 {
  color: var(--gold);
  font-size: 22px;
}

.admin-nav {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.admin-nav button {
  background: #1e293b;
  border: 1px solid #334155;
  color: #94a3b8;
  padding: 10px 16px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 13px;
}

.admin-nav button.active {
  background: var(--gold);
  color: #0f172a;
  border-color: var(--gold);
  font-weight: 600;
}

.admin-section { display: none; }
.admin-section.active { display: block; }

.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.admin-table th, .admin-table td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid #334155;
}

.admin-table th {
  color: var(--gold);
  font-weight: 600;
  background: #1e293b;
}

.admin-table input, .admin-table select {
  width: 100%;
  padding: 6px 8px;
  background: #1e293b;
  border: 1px solid #475569;
  border-radius: 6px;
  color: #e2e8f0;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  margin-right: 4px;
}

.btn-edit { background: #3b82f6; color: white; }
.btn-delete { background: #ef4444; color: white; }
.btn-save { background: #10b981; color: white; }
.btn-add {
  background: var(--gold);
  color: #0f172a;
  padding: 10px 18px;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  margin-bottom: 16px;
}

.login-box {
  max-width: 360px;
  margin: 100px auto;
  background: #1e293b;
  padding: 32px;
  border-radius: 16px;
  border: 1px solid #334155;
}

.login-box h2 {
  color: var(--gold);
  text-align: center;
  margin-bottom: 24px;
}

@media (min-width: 768px) {
  .home-screen, .page { max-width: 420px; }
}

/* Menu Food / Drinks tabs */
.menu-tabs {
  display: flex;
  gap: 10px;
  margin-bottom: 18px;
}
.menu-tab {
  flex: 1;
  padding: 12px 10px;
  border-radius: 12px;
  border: 1px solid rgba(201,162,39,0.35);
  background: rgba(11,31,58,0.8);
  color: var(--gold-light);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}
.menu-tab.active {
  background: linear-gradient(135deg, var(--gold), #A8871E);
  color: var(--navy-deep);
  border-color: var(--gold);
}
.menu-tab:hover:not(.active) {
  border-color: var(--gold);
  background: rgba(201,162,39,0.12);
}

/* Menu search */
.menu-search-wrap {
  margin-bottom: 16px;
}
.menu-search {
  width: 100%;
  padding: 12px 14px;
  background: rgba(11,31,58,0.8);
  border: 1px solid rgba(201,162,39,0.35);
  border-radius: 12px;
  color: var(--ivory);
  font-size: 15px;
  outline: none;
}
.menu-search:focus {
  border-color: var(--gold);
}
.menu-search::placeholder {
  color: var(--slate);
}