:root {
  --navy: #1b365d;
  --navy-dark: #12243f;
  --gold: #c9a227;
  --gold-hover: #b08d1c;
  --bg: #f4f6f9;
  --card: #ffffff;
  --text: #1f2933;
  --muted: #5b6770;
  --border: #d8dee6;
  --lost: #b42318;
  --found: #067647;
  --returned: #475467;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

a {
  color: var(--navy);
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

.site-header {
  background: var(--navy);
  color: #fff;
}

.header-inner,
.nav-inner,
.footer-inner,
.container {
  width: min(1100px, calc(100% - 32px));
  margin: 0 auto;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
}

.logo {
  color: #fff;
  font-weight: 700;
  font-size: 1.25rem;
}

.logo span {
  color: var(--gold);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
}

.nav a {
  color: #e8eef6;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.nav a:hover,
.nav a.active {
  color: var(--gold);
}

.nav-badge {
  background: var(--gold);
  color: var(--navy-dark);
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 999px;
  padding: 1px 6px;
  line-height: 1.2;
}

.menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid #ffffff55;
  color: #fff;
  padding: 6px 10px;
  cursor: pointer;
}

.hero {
  background: linear-gradient(160deg, var(--navy-dark), var(--navy));
  color: #fff;
  padding: 48px 0 40px;
}

.hero h1 {
  margin: 0 0 10px;
  font-size: 2rem;
}

.hero p {
  margin: 0 0 22px;
  max-width: 560px;
  color: #d7e0ea;
}

.search-row {
  display: flex;
  gap: 8px;
  max-width: 640px;
}

.search-row input,
.search-row select,
.filters input,
.filters select,
.form-card input,
.form-card select,
.form-card textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font: inherit;
}

.btn {
  display: inline-block;
  border: 0;
  border-radius: 6px;
  padding: 10px 16px;
  font: inherit;
  cursor: pointer;
  text-align: center;
}

.btn-sm {
  padding: 4px 10px;
  font-size: 0.85rem;
}

.btn-gold {
  background: var(--gold);
  color: var(--navy-dark);
  font-weight: 600;
}

.btn-gold:hover {
  background: var(--gold-hover);
}

.btn-navy {
  background: var(--navy);
  color: #fff;
}

.btn-navy:hover {
  background: var(--navy-dark);
}

.btn-outline {
  background: transparent;
  border: 1px solid #ffffff88;
  color: #fff;
}

.btn-light {
  background: #fff;
  color: var(--navy);
  border: 1px solid var(--border);
}

.btn-light:hover {
  background: #f8fafc;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin: 28px 0;
}

.stat-card,
.card,
.form-card,
.panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px;
}

.stat-card h3,
.stat-number {
  margin: 0;
  font-size: 1.8rem;
  color: var(--navy);
}

.stat-card p {
  margin: 6px 0 0;
  color: var(--muted);
}

.section-title {
  margin: 8px 0 16px;
}

.item-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.item-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.item-photo {
  height: 150px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.4rem;
  background: #e8eef6;
}

.item-body {
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}

.item-body h3 {
  margin: 0;
}

.meta {
  color: var(--muted);
  font-size: 0.92rem;
}

.badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  padding: 3px 8px;
  border-radius: 999px;
  color: #fff;
}

.badge-lost { background: var(--lost); }
.badge-found { background: var(--found); }
.badge-active { background: var(--found); }
.badge-returned { background: var(--returned); }

.filters {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 10px;
  margin-bottom: 18px;
}

.details {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 20px;
}

.details .item-photo {
  height: 280px;
  border-radius: 10px;
}

.form-card {
  max-width: 640px;
}

.form-group {
  margin-bottom: 14px;
}

.form-group label {
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
}

.error {
  color: var(--lost);
  font-size: 0.9rem;
  margin-top: 4px;
}

.error-box {
  background: #fef3f2;
  color: var(--lost);
  border: 1px solid #fee4e2;
  padding: 12px;
  border-radius: 8px;
  margin-bottom: 16px;
}

.success {
  background: #ecfdf3;
  color: #067647;
  border: 1px solid #abefc6;
  padding: 12px;
  border-radius: 8px;
  margin-bottom: 14px;
}

.auth-wrap {
  max-width: 440px;
  margin: 32px auto;
}

.table {
  width: 100%;
  border-collapse: collapse;
}

.table th,
.table td {
  text-align: left;
  padding: 10px 8px;
  border-bottom: 1px solid var(--border);
  font-size: 0.95rem;
}

/* Notification styling */
.notif-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.notif-card {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px 16px;
  background: var(--card);
  transition: background 0.15s ease;
}

.notif-card.unread {
  background: #fdfbf2;
  border-color: #f7e6a4;
  border-left: 4px solid var(--gold);
}

.notif-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}

.notif-title {
  font-weight: 600;
  font-size: 1rem;
  color: var(--navy-dark);
}

.notif-body {
  color: var(--text);
  margin-bottom: 8px;
}

.notif-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

.site-footer {
  margin-top: 40px;
  background: var(--navy-dark);
  color: #c9d4e0;
  padding: 18px 0;
  font-size: 0.9rem;
}

.empty {
  padding: 24px;
  text-align: center;
  color: var(--muted);
  background: var(--card);
  border: 1px dashed var(--border);
  border-radius: 10px;
}

@media (max-width: 900px) {
  .item-grid,
  .stats,
  .details,
  .filters {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .menu-toggle {
    display: block;
  }

  .nav {
    display: none;
    width: 100%;
    flex-direction: column;
    padding-bottom: 12px;
  }

  .nav.open {
    display: flex;
  }

  .header-inner {
    flex-wrap: wrap;
  }

  .item-grid,
  .stats,
  .details,
  .filters,
  .search-row {
    grid-template-columns: 1fr;
    flex-direction: column;
  }

  .hero h1 {
    font-size: 1.55rem;
  }
}

/* ── Toast Notification System ── */
#toast-container {
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  min-width: 260px;
  max-width: 380px;
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 0.92rem;
  font-weight: 500;
  color: #fff;
  box-shadow: 0 4px 20px rgba(0,0,0,0.18);
  display: flex;
  align-items: flex-start;
  gap: 10px;
  animation: toast-in 0.25s ease;
  cursor: pointer;
}

.toast.removing {
  animation: toast-out 0.25s ease forwards;
}

.toast-icon { font-size: 1.1rem; flex-shrink: 0; margin-top: 1px; }
.toast-body { flex: 1; line-height: 1.4; }

.toast-success { background: #067647; }
.toast-error   { background: #b42318; }
.toast-warning { background: #b54708; }
.toast-info    { background: #1b365d; }

@keyframes toast-in  { from { opacity:0; transform: translateX(30px); } to { opacity:1; transform: translateX(0); } }
@keyframes toast-out { from { opacity:1; transform: translateX(0); } to { opacity:0; transform: translateX(30px); } }

/* ── Confirmation Modal ── */
#confirm-modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(18,36,63,0.55);
  z-index: 10000;
  align-items: center;
  justify-content: center;
}

#confirm-modal-overlay.open {
  display: flex;
}

#confirm-modal {
  background: var(--card);
  border-radius: 12px;
  padding: 28px 28px 20px;
  max-width: 420px;
  width: calc(100% - 32px);
  box-shadow: 0 8px 40px rgba(0,0,0,0.2);
}

#confirm-modal h3 {
  margin: 0 0 8px;
  color: var(--navy-dark);
  font-size: 1.1rem;
}

#confirm-modal p {
  color: var(--muted);
  font-size: 0.92rem;
  margin: 0 0 20px;
  line-height: 1.5;
}

#confirm-modal-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}

/* ── Session Expired Banner ── */
#session-banner {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0;
  background: var(--lost);
  color: #fff;
  text-align: center;
  padding: 10px 16px;
  font-size: 0.95rem;
  font-weight: 600;
  z-index: 10001;
}