/* =========================================================================
   TRAVEL CMS — Admin stylesheet
   Frontend-only travel booking management system.
   Dark fixed sidebar + off-white content, clean professional design.
   ========================================================================= */

:root {
  --cms-bg: #f4f6fa;
  --cms-surface: #ffffff;
  --cms-sidebar: #0b2545;
  --cms-sidebar-hover: #12375f;
  --cms-ink: #1c2b3a;
  --cms-muted: #64748b;
  --cms-line: #e5e9f0;
  --cms-accent: #c6a24c;
  --cms-accent-dark: #a8873a;
  --cms-danger: #b42318;
  --cms-success: #0f8a4d;
  --cms-danger-bg: #fdecec;
  --cms-success-bg: #e7f6ee;
  --cms-warn-bg: #fdf3e3;
  --cms-radius: 10px;
  --cms-shadow: 0 6px 20px rgba(15, 30, 55, 0.06);
  --cms-shadow-sm: 0 2px 8px rgba(15, 30, 55, 0.05);
}

* { box-sizing: border-box; }

html, body { height: 100%; }

.admin-body {
  margin: 0;
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, Arial, sans-serif;
  color: var(--cms-ink);
  background: var(--cms-bg);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; }

/* -------------------------------------------------------------------------
   LAYOUT SHELL
   ------------------------------------------------------------------------- */
.admin-shell {
  display: flex;
  min-height: 100vh;
  align-items: stretch;
}

/* -------------------------------------------------------------------------
   SIDEBAR
   ------------------------------------------------------------------------- */
.admin-sidebar {
  width: 264px;
  flex-shrink: 0;
  background: var(--cms-sidebar);
  color: #cbd5e1;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 60;
  overflow-y: auto;
}

.admin-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 22px 22px 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.admin-brand-mark {
  width: 38px;
  height: 38px;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: var(--cms-accent);
  color: #fff;
}

.admin-brand-mark svg { width: 22px; height: 22px; }

.admin-brand-text {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: #fff;
}

.admin-nav {
  flex: 1 1 auto;
  padding: 16px 12px 12px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.admin-nav-label {
  display: block;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.1px;
  color: #6f8db0;
  margin: 18px 10px 6px;
}

.admin-nav-label:first-child { margin-top: 4px; }

.admin-nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 8px;
  color: #cbd5e1;
  font-size: 14px;
  font-weight: 500;
  transition: background 0.15s, color 0.15s;
}

.admin-nav-link:hover { background: var(--cms-sidebar-hover); color: #fff; }

.admin-nav-link.is-active {
  background: var(--cms-accent);
  color: #fff;
}

.admin-nav-icon { display: inline-flex; width: 20px; height: 20px; flex-shrink: 0; }
.admin-nav-icon .cms-icon { width: 20px; height: 20px; }
.admin-nav-text { line-height: 1.2; }

.admin-sidebar-footer {
  padding: 14px 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.admin-user {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 6px 10px;
  margin-bottom: 8px;
}

.admin-user-avatar {
  width: 34px; height: 34px;
  flex-shrink: 0;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  font-weight: 600;
}

.admin-user-name { font-size: 13.5px; color: #e2e8f0; }

.admin-nav-logout { color: #f6a5a0; }
.admin-nav-logout:hover { background: rgba(180, 35, 24, 0.15); color: #ffd0cc; }

/* -------------------------------------------------------------------------
   MAIN + TOPBAR
   ------------------------------------------------------------------------- */
.admin-main {
  flex: 1 1 auto;
  min-width: 0;
  margin-left: 264px;
  display: flex;
  flex-direction: column;
}

.admin-topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--cms-surface);
  border-bottom: 1px solid var(--cms-line);
  padding: 14px 26px;
}

.admin-hamburger {
  display: none;
  width: 40px; height: 40px;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
  border: 1px solid var(--cms-line);
  border-radius: 8px;
  background: var(--cms-surface);
  cursor: pointer;
}
.admin-hamburger span {
  display: block;
  width: 18px; height: 2px;
  background: var(--cms-ink);
  border-radius: 2px;
}

.admin-page-title {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  color: var(--cms-ink);
  flex: 1 1 auto;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.admin-topbar-actions { display: flex; align-items: center; gap: 12px; }

.admin-view-site {
  font-size: 13px;
  font-weight: 600;
  color: var(--cms-accent-dark);
  cursor: default;
}

.admin-content {
  padding: 26px;
  flex: 1 1 auto;
}

.admin-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(7, 16, 32, 0.55);
  z-index: 50;
}
.admin-backdrop.is-visible { display: block; }

/* -------------------------------------------------------------------------
   PAGE STRUCTURE
   ------------------------------------------------------------------------- */
.page { max-width: 1240px; margin: 0 auto; }

.page-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
  flex-wrap: wrap;
}

.page-title { margin: 0 0 4px; font-size: 22px; font-weight: 700; color: var(--cms-ink); }
.page-sub { margin: 0; color: var(--cms-muted); font-size: 14px; }

.panel {
  background: var(--cms-surface);
  border: 1px solid var(--cms-line);
  border-radius: var(--cms-radius);
  box-shadow: var(--cms-shadow-sm);
  padding: 20px 22px;
  margin-bottom: 22px;
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

.panel-title {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--cms-ink);
}

.panel-sub { margin: 2px 0 14px; color: var(--cms-muted); font-size: 13px; }
.panel-meta { color: var(--cms-muted); font-size: 13px; }

/* -------------------------------------------------------------------------
   STAT CARDS
   ------------------------------------------------------------------------- */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-bottom: 22px;
}

.stat-card {
  background: var(--cms-surface);
  border: 1px solid var(--cms-line);
  border-radius: var(--cms-radius);
  box-shadow: var(--cms-shadow-sm);
  padding: 18px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
}

.stat-icon {
  width: 46px; height: 46px;
  flex-shrink: 0;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 12px;
  background: rgba(11, 37, 69, 0.08);
  color: var(--cms-sidebar);
}
.stat-icon .cms-icon { width: 22px; height: 22px; }
.stat-icon.is-warn { background: var(--cms-warn-bg); color: #b7791f; }
.stat-icon.is-success { background: var(--cms-success-bg); color: var(--cms-success); }
.stat-icon.is-gold { background: rgba(198, 162, 76, 0.15); color: var(--cms-accent-dark); }

.stat-meta { display: flex; flex-direction: column; }
.stat-value { font-size: 24px; font-weight: 800; color: var(--cms-ink); line-height: 1.1; }
.stat-label { font-size: 13px; color: var(--cms-muted); margin-top: 2px; }

/* -------------------------------------------------------------------------
   BUTTONS
   ------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 11px 18px;
  border-radius: 8px;
  border: 1px solid transparent;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s, box-shadow 0.15s;
  line-height: 1.2;
}
.btn-sm { padding: 8px 13px; font-size: 13px; }

.btn-primary { background: var(--cms-sidebar); color: #fff; }
.btn-primary:hover { background: var(--cms-sidebar-hover); }

.btn-ghost {
  background: var(--cms-surface);
  color: var(--cms-ink);
  border-color: var(--cms-line);
}
.btn-ghost:hover { border-color: #c3ccd8; background: #f8fafc; }

/* -------------------------------------------------------------------------
   BADGES + PAYMENT BADGES
   ------------------------------------------------------------------------- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
}
.badge-confirmed { background: var(--cms-success-bg); color: var(--cms-success); }
.badge-pending { background: var(--cms-warn-bg); color: #b7791f; }
.badge-draft { background: #eef1f6; color: var(--cms-muted); }

.pay-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
}
.pay-deposit { background: var(--cms-warn-bg); color: #b7791f; }
.pay-full { background: var(--cms-success-bg); color: var(--cms-success); }


/* -------------------------------------------------------------------------
   TABLES
   ------------------------------------------------------------------------- */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--cms-line);
  border-radius: 8px;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
  min-width: 720px;
}

.data-table th {
  text-align: left;
  padding: 12px 14px;
  background: #f8fafc;
  color: var(--cms-muted);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  border-bottom: 1px solid var(--cms-line);
  white-space: nowrap;
}

.data-table td {
  padding: 13px 14px;
  border-bottom: 1px solid var(--cms-line);
  vertical-align: middle;
}

.data-table tbody tr:last-child td { border-bottom: 0; }
.data-table tbody tr:hover td { background: #fafbfd; }

.data-table .col-actions { text-align: right; width: 90px; white-space: nowrap; }
.data-table .col-num { text-align: right; font-variant-numeric: tabular-nums; }
.cell-id { font-weight: 700; color: var(--cms-accent-dark); white-space: nowrap; }
.cell-name { font-weight: 600; }
.cell-strong { font-weight: 600; color: var(--cms-ink); }
.cell-muted { color: var(--cms-muted); }
.muted { color: var(--cms-muted); }
.trav-detail { color: var(--cms-muted); font-size: 12px; }
.table-empty { text-align: center; color: var(--cms-muted); padding: 28px; }

/* -------------------------------------------------------------------------
   FORMS / FILTERS
   ------------------------------------------------------------------------- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: flex-end;
}

.filter-field { display: flex; flex-direction: column; gap: 5px; min-width: 150px; }
.filter-field.filter-grow { flex: 1 1 220px; }
.filter-label { font-size: 12px; font-weight: 600; color: var(--cms-muted); }
.filter-actions { display: flex; gap: 10px; padding-top: 2px; }

.field { display: block; margin-bottom: 16px; }
.field-field { grid-column: 1 / -1; }
.field-full { grid-column: 1 / -1; }

.field-label {
  display: block; margin-bottom: 6px;
  font-size: 13px; font-weight: 600; color: var(--cms-ink);
}

.field-input {
  width: 100%;
  padding: 11px 13px;
  border: 1px solid var(--cms-line);
  border-radius: 8px;
  font-family: inherit;
  font-size: 14px;
  background: #fbfcfe;
  color: var(--cms-ink);
  transition: border-color 0.15s, box-shadow 0.15s;
}

.field-input:focus {
  outline: none;
  border-color: var(--cms-accent);
  box-shadow: 0 0 0 3px rgba(198, 162, 76, 0.18);
}

.field-file {
  width: 100%;
  padding: 11px 13px;
  border: 1px dashed #c8d0dd;
  border-radius: 8px;
  background: #fbfcfe;
  font-family: inherit;
  font-size: 14px;
  color: var(--cms-ink);
}
.field-file:focus { outline: none; border-color: var(--cms-accent); }

.form-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0 20px;
}

.cms-form { margin-bottom: 0; }

.form-actions {
  display: flex;
  gap: 12px;
  margin: 4px 0 22px;
  flex-wrap: wrap;
}

.check {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin-top: 12px;
  font-size: 13.5px;
  color: var(--cms-ink);
  cursor: pointer;
}
.check input { margin-top: 3px; }

.image-picker { display: flex; align-items: center; gap: 14px; }
.image-picker .field-file { flex: 1; }
.image-preview {
  width: 66px; height: 44px;
  flex-shrink: 0;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid var(--cms-line);
  background: #eef1f6;
}


/* -------------------------------------------------------------------------
   POPULAR PACKAGES (dashboard)
   ------------------------------------------------------------------------- */
.popular-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.popular-card {
  border: 1px solid var(--cms-line);
  border-radius: var(--cms-radius);
  overflow: hidden;
  background: var(--cms-surface);
  box-shadow: var(--cms-shadow-sm);
  display: flex;
  flex-direction: column;
}

.popular-photo {
  height: 130px;
  background-size: cover;
  background-position: center;
}

.popular-body { padding: 16px 18px; }
.popular-name { margin: 0 0 2px; font-size: 15px; font-weight: 700; }
.popular-dest { color: var(--cms-muted); font-size: 13px; }

.popular-meta {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-top: 12px;
  font-size: 13px;
  flex-wrap: wrap;
}
.popular-meta strong { font-size: 15px; color: var(--cms-accent-dark); }

/* -------------------------------------------------------------------------
   PACKAGE CARDS (packages list)
   ------------------------------------------------------------------------- */
.package-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.package-card {
  border: 1px solid var(--cms-line);
  border-radius: var(--cms-radius);
  overflow: hidden;
  background: var(--cms-surface);
  box-shadow: var(--cms-shadow-sm);
  display: flex;
  flex-direction: column;
}

.package-photo {
  position: relative;
  height: 150px;
  background-size: cover;
  background-position: center;
}

.package-ribbon {
  position: absolute;
  top: 12px; left: 12px;
  background: var(--cms-accent);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.4px;
  padding: 4px 10px;
  border-radius: 999px;
}

.package-body { padding: 16px 18px; display: flex; flex-direction: column; flex: 1; }
.package-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.package-name { margin: 0 0 2px; font-size: 15px; font-weight: 700; }
.package-dest { color: var(--cms-muted); font-size: 13px; }

.package-meta {
  margin: 14px 0 16px;
  border-top: 1px solid var(--cms-line);
}

.meta-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid var(--cms-line);
  font-size: 13px;
}
.meta-row:last-child { border-bottom: 0; }
.meta-label { color: var(--cms-muted); }
.meta-value { font-weight: 600; }

.package-actions { display: flex; gap: 10px; margin-top: auto; }


/* -------------------------------------------------------------------------
   DETAIL LISTS (booking detail)
   ------------------------------------------------------------------------- */
.detail-list { margin: 0; }

.detail-item {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 16px;
  padding: 10px 0;
  border-bottom: 1px solid var(--cms-line);
  align-items: baseline;
}
.detail-item:last-child { border-bottom: 0; }

.detail-item dt { font-size: 13px; color: var(--cms-muted); font-weight: 600; }
.detail-item dd { margin: 0; font-size: 14px; color: var(--cms-ink); word-break: break-word; }
.detail-item dd.balance { font-weight: 700; }

.pay-summary { max-width: 640px; }
.pay-note {
  margin: 14px 0 0;
  padding: 12px 14px;
  background: var(--cms-warn-bg);
  border-radius: 8px;
  font-size: 13.5px;
  color: #8a5d13;
}

/* -------------------------------------------------------------------------
   MINI BOOKING LIST (package edit)
   ------------------------------------------------------------------------- */
.mini-booking-list { list-style: none; margin: 0; padding: 0; }

.mini-booking {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  padding: 11px 0;
  border-bottom: 1px solid var(--cms-line);
}
.mini-booking:last-child { border-bottom: 0; }
.mini-booking-customer { font-weight: 600; flex: 1 1 140px; }
.mini-booking-travellers { color: var(--cms-muted); font-size: 13px; }

/* -------------------------------------------------------------------------
   DESTINATION LINKS
   ------------------------------------------------------------------------- */
.dest-links { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }

.dest-link {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  border: 1px solid var(--cms-line);
  border-radius: var(--cms-radius);
  background: var(--cms-surface);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.dest-link:hover { border-color: var(--cms-accent); box-shadow: var(--cms-shadow-sm); }

.dest-link-icon {
  width: 42px; height: 42px;
  flex-shrink: 0;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 10px;
  background: rgba(11, 37, 69, 0.08);
  color: var(--cms-sidebar);
}
.dest-link-icon .cms-icon { width: 22px; height: 22px; }

.dest-link-body { flex: 1; display: flex; flex-direction: column; }
.dest-link-body strong { font-size: 14.5px; }
.dest-link-body span { color: var(--cms-muted); font-size: 13px; }
.dest-link-arrow { color: var(--cms-muted); font-size: 18px; }

/* -------------------------------------------------------------------------
   EMPTY STATE
   ------------------------------------------------------------------------- */
.empty-state { text-align: center; padding: 60px 20px; }
.empty-state-code { display: block; font-size: 44px; font-weight: 800; color: var(--cms-accent); }
.empty-state .btn { margin-top: 12px; }

/* -------------------------------------------------------------------------
   TOAST
   ------------------------------------------------------------------------- */
.toast-region {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 100;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  min-width: 240px;
  max-width: 340px;
  padding: 13px 16px;
  border-radius: 10px;
  background: var(--cms-sidebar);
  color: #fff;
  font-size: 14px;
  font-weight: 500;
  box-shadow: 0 10px 30px rgba(7, 16, 32, 0.25);
  animation: toast-in 0.25s ease;
}
.toast.is-hiding { animation: toast-out 0.3s ease forwards; }
.toast-success { background: var(--cms-success); }

@keyframes toast-in {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes toast-out {
  from { opacity: 1; transform: translateY(0); }
  to   { opacity: 0; transform: translateY(10px); }
}

/* -------------------------------------------------------------------------
   RESPONSIVE
   ------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .popular-grid, .package-grid { grid-template-columns: repeat(2, 1fr); }
  .form-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 860px) {
  .admin-sidebar {
    transform: translateX(-100%);
    transition: transform 0.28s ease;
  }
  .admin-sidebar.is-open { transform: translateX(0); }
  .admin-main { margin-left: 0; }
  .admin-hamburger { display: inline-flex; }
  .admin-topbar { padding: 12px 18px; }
  .admin-content { padding: 20px 18px; }
}

@media (max-width: 600px) {
  .stat-grid, .popular-grid, .package-grid, .dest-links { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .detail-item { grid-template-columns: 1fr; gap: 2px; }
  .detail-item dt { margin-bottom: 1px; }
  .page-head { align-items: flex-start; }
  .toast-region { left: 18px; right: 18px; align-items: stretch; }
  .toast { max-width: none; }
}