/* ============================================================
   ITS Romania Platform - Admin Dashboard Styles
   ============================================================ */

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

:root {
  --c-bg:       #0f172a;
  --c-surface:  #1e293b;
  --c-surface2: #263347;
  --c-border:   #334155;
  --c-text:     #f1f5f9;
  --c-muted:    #94a3b8;
  --c-accent:   #3b82f6;
  --c-success:  #22c55e;
  --c-warning:  #f59e0b;
  --c-danger:   #ef4444;

  --c-rutier:     #3b82f6;
  --c-naval:      #0ea5e9;
  --c-feroviar:   #f97316;
  --c-urban:      #22c55e;
  --c-aerian:     #a855f7;
  --c-multimodal: #64748b;

  --c-planificat: #f59e0b;
  --c-activ:      #22c55e;
  --c-finalizat:  #6b7280;

  --sidebar-w: 240px;
  --header-h:  60px;
  --radius:    8px;
  --radius-lg: 12px;
  --shadow:    0 4px 20px rgba(0,0,0,0.4);
}

html, body { height: 100%; font-family: 'Inter', 'Segoe UI', sans-serif; background: var(--c-bg); color: var(--c-text); font-size: 14px; }

/* ======== Login ======== */
#login-screen {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: var(--c-bg); padding: 20px;
}
.login-box {
  background: var(--c-surface); border: 1px solid var(--c-border);
  border-radius: var(--radius-lg); padding: 40px; width: 100%; max-width: 400px;
  box-shadow: var(--shadow);
}
.login-box .logo { display: flex; align-items: center; gap: 10px; margin-bottom: 30px; font-weight: 800; font-size: 18px; }
.login-box .logo span { color: var(--c-accent); }
.login-box h2 { font-size: 20px; font-weight: 700; margin-bottom: 6px; }
.login-box p { color: var(--c-muted); font-size: 13px; margin-bottom: 28px; }
#login-error { color: var(--c-danger); font-size: 13px; margin-bottom: 14px; display: none; }

/* ======== Admin Layout ======== */
#admin-screen { display: none; min-height: 100vh; }

.admin-header {
  position: fixed; top: 0; left: 0; right: 0; height: var(--header-h);
  background: var(--c-surface); border-bottom: 1px solid var(--c-border);
  display: flex; align-items: center; padding: 0 20px; gap: 16px; z-index: 100;
}
.admin-header .logo { font-weight: 800; font-size: 15px; display: flex; align-items: center; gap: 8px; }
.admin-header .logo span { color: var(--c-accent); }
.admin-header .badge-admin { background: rgba(59,130,246,0.2); color: var(--c-accent); padding: 2px 8px; border-radius: 10px; font-size: 11px; font-weight: 600; }
.admin-header .spacer { flex: 1; }
.admin-header .user-info { font-size: 13px; color: var(--c-muted); }
.admin-header .user-name { color: var(--c-text); font-weight: 600; }

.admin-body {
  display: flex; padding-top: var(--header-h); min-height: 100vh;
}

/* ======== Sidebar ======== */
.admin-sidebar {
  width: var(--sidebar-w); min-width: var(--sidebar-w);
  background: var(--c-surface); border-right: 1px solid var(--c-border);
  padding: 20px 12px; display: flex; flex-direction: column; gap: 4px;
  position: fixed; top: var(--header-h); left: 0; bottom: 0; overflow-y: auto;
}
.nav-label { font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--c-muted); padding: 12px 12px 6px; }
.nav-item {
  display: flex; align-items: center; gap: 10px; padding: 10px 12px;
  border-radius: var(--radius); cursor: pointer; color: var(--c-muted);
  font-size: 13px; font-weight: 500; transition: all 0.15s; text-decoration: none;
  border: none; background: none; width: 100%; text-align: left;
}
.nav-item:hover { background: var(--c-surface2); color: var(--c-text); }
.nav-item.active { background: rgba(59,130,246,0.15); color: var(--c-accent); font-weight: 600; }
.nav-item svg { width: 16px; height: 16px; flex-shrink: 0; }
.nav-divider { border: none; border-top: 1px solid var(--c-border); margin: 8px 0; }
.nav-item.danger:hover { background: rgba(239,68,68,0.1); color: var(--c-danger); }

/* ======== Main content ======== */
.admin-main {
  flex: 1; margin-left: var(--sidebar-w); padding: 28px;
  max-width: 1300px;
}

/* ======== Page sections ======== */
.page-section { display: none; }
.page-section.active { display: block; }

.page-header { display: flex; align-items: center; gap: 12px; margin-bottom: 24px; }
.page-header h1 { font-size: 22px; font-weight: 800; }
.page-header .spacer { flex: 1; }

/* ======== Stats cards ======== */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 16px; margin-bottom: 28px; }
.stat-card {
  background: var(--c-surface); border: 1px solid var(--c-border);
  border-radius: var(--radius-lg); padding: 20px;
}
.stat-card .stat-label { font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--c-muted); font-weight: 600; margin-bottom: 8px; }
.stat-card .stat-value { font-size: 32px; font-weight: 800; }
.stat-card .stat-sub { font-size: 11px; color: var(--c-muted); margin-top: 4px; }

/* Domain breakdown */
.domain-bars { background: var(--c-surface); border: 1px solid var(--c-border); border-radius: var(--radius-lg); padding: 20px; margin-bottom: 28px; }
.domain-bars h3 { font-size: 13px; font-weight: 700; color: var(--c-muted); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 16px; }
.domain-bar-row { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.domain-bar-label { width: 90px; font-size: 12px; color: var(--c-muted); text-align: right; }
.domain-bar-track { flex: 1; background: var(--c-bg); border-radius: 4px; height: 8px; }
.domain-bar-fill { height: 8px; border-radius: 4px; transition: width 0.6s ease; }
.domain-bar-count { width: 30px; font-size: 12px; font-weight: 700; }

/* ======== Table ======== */
.table-card { background: var(--c-surface); border: 1px solid var(--c-border); border-radius: var(--radius-lg); overflow: hidden; }
.table-toolbar { display: flex; align-items: center; gap: 12px; padding: 16px 20px; border-bottom: 1px solid var(--c-border); flex-wrap: wrap; }
.table-search { flex: 1; min-width: 200px; }
.table-search input {
  width: 100%; background: var(--c-bg); border: 1px solid var(--c-border);
  color: var(--c-text); padding: 8px 12px; border-radius: var(--radius);
  font-size: 13px; outline: none;
}
.table-search input:focus { border-color: var(--c-accent); }
.table-filter select {
  background: var(--c-bg); border: 1px solid var(--c-border); color: var(--c-text);
  padding: 8px 12px; border-radius: var(--radius); font-size: 13px; outline: none; cursor: pointer;
}
table { width: 100%; border-collapse: collapse; }
th {
  text-align: left; padding: 12px 20px; font-size: 11px;
  text-transform: uppercase; letter-spacing: 0.07em; color: var(--c-muted);
  border-bottom: 1px solid var(--c-border); font-weight: 600; white-space: nowrap;
  background: rgba(0,0,0,0.15);
}
td { padding: 14px 20px; border-bottom: 1px solid var(--c-border); font-size: 13px; vertical-align: middle; }
tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(255,255,255,0.02); }
.td-title { font-weight: 600; max-width: 280px; }
.td-title small { display: block; color: var(--c-muted); font-weight: 400; font-size: 11px; margin-top: 2px; }
.td-actions { display: flex; gap: 6px; }

/* ======== Badges ======== */
.badge {
  display: inline-flex; align-items: center; padding: 3px 8px;
  border-radius: 10px; font-size: 11px; font-weight: 700; white-space: nowrap;
}
.badge-RUTIER     { background: rgba(59,130,246,0.2);  color: var(--c-rutier); }
.badge-NAVAL      { background: rgba(14,165,233,0.2);  color: var(--c-naval); }
.badge-FEROVIAR   { background: rgba(249,115,22,0.2);  color: var(--c-feroviar); }
.badge-URBAN      { background: rgba(34,197,94,0.2);   color: var(--c-urban); }
.badge-AERIAN     { background: rgba(168,85,247,0.2);  color: var(--c-aerian); }
.badge-MULTIMODAL { background: rgba(100,116,139,0.2); color: var(--c-multimodal); }
.badge-PLANIFICAT { background: rgba(245,158,11,0.2);  color: var(--c-planificat); }
.badge-ACTIV      { background: rgba(34,197,94,0.2);   color: var(--c-activ); }
.badge-FINALIZAT  { background: rgba(107,114,128,0.2); color: var(--c-finalizat); }

/* ======== Buttons ======== */
.btn {
  display: inline-flex; align-items: center; gap: 6px; padding: 8px 16px;
  border-radius: var(--radius); font-size: 13px; font-weight: 600;
  cursor: pointer; border: none; transition: all 0.15s; text-decoration: none;
}
.btn-primary   { background: var(--c-accent); color: #fff; }
.btn-primary:hover { background: #2563eb; }
.btn-secondary { background: var(--c-surface2); color: var(--c-text); border: 1px solid var(--c-border); }
.btn-secondary:hover { background: var(--c-border); }
.btn-danger    { background: rgba(239,68,68,0.1); color: var(--c-danger); border: 1px solid rgba(239,68,68,0.3); }
.btn-danger:hover { background: rgba(239,68,68,0.2); }
.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn-icon { padding: 7px; }
.btn svg { width: 14px; height: 14px; }

/* ======== Forms ======== */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-grid.cols-1 { grid-template-columns: 1fr; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group.span-2 { grid-column: span 2; }
label.form-label { font-size: 12px; font-weight: 600; color: var(--c-muted); }
.form-control {
  background: var(--c-bg); border: 1px solid var(--c-border); color: var(--c-text);
  padding: 9px 12px; border-radius: var(--radius); font-size: 13px;
  outline: none; width: 100%; transition: border-color 0.2s;
  font-family: inherit;
}
.form-control:focus { border-color: var(--c-accent); }
textarea.form-control { resize: vertical; min-height: 80px; }
.form-hint { font-size: 11px; color: var(--c-muted); }

/* ======== Modal ======== */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.7);
  z-index: 500; display: none; align-items: center; justify-content: center;
  padding: 20px;
}
.modal-overlay.open { display: flex; }
.modal {
  background: var(--c-surface); border: 1px solid var(--c-border);
  border-radius: var(--radius-lg); width: 100%; max-width: 780px;
  max-height: 90vh; overflow-y: auto; box-shadow: var(--shadow);
}
.modal-header {
  display: flex; align-items: center; padding: 20px 24px;
  border-bottom: 1px solid var(--c-border);
}
.modal-header h2 { font-size: 16px; font-weight: 700; flex: 1; }
.modal-body { padding: 24px; }
.modal-footer { padding: 16px 24px; border-top: 1px solid var(--c-border); display: flex; gap: 10px; justify-content: flex-end; }

/* ======== Settings page ======== */
.settings-card {
  background: var(--c-surface); border: 1px solid var(--c-border);
  border-radius: var(--radius-lg); padding: 24px; margin-bottom: 20px;
}
.settings-card h3 { font-size: 15px; font-weight: 700; margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--c-border); }
.setting-row { display: flex; align-items: center; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--c-border); }
.setting-row:last-child { border-bottom: none; }
.setting-info { flex: 1; }
.setting-info h4 { font-size: 14px; font-weight: 600; margin-bottom: 3px; }
.setting-info p { font-size: 12px; color: var(--c-muted); }

/* Toggle switch */
.toggle { position: relative; display: inline-block; width: 48px; height: 26px; }
.toggle input { opacity: 0; width: 0; height: 0; }
.toggle-slider {
  position: absolute; cursor: pointer; inset: 0;
  background: var(--c-border); transition: 0.3s; border-radius: 26px;
}
.toggle-slider::before {
  content: ''; position: absolute; height: 18px; width: 18px;
  left: 4px; bottom: 4px; background: #fff; transition: 0.3s; border-radius: 50%;
}
.toggle input:checked + .toggle-slider { background: var(--c-accent); }
.toggle input:checked + .toggle-slider::before { transform: translateX(22px); }

/* ======== Toast ======== */
#toast {
  position: fixed; bottom: 24px; right: 24px; z-index: 9999;
  background: var(--c-surface); border: 1px solid var(--c-border);
  border-radius: var(--radius); padding: 14px 20px; font-size: 13px;
  box-shadow: var(--shadow); transform: translateY(100px); opacity: 0;
  transition: all 0.3s; display: flex; align-items: center; gap: 10px;
}
#toast.show { transform: translateY(0); opacity: 1; }
#toast.success { border-left: 3px solid var(--c-success); }
#toast.error   { border-left: 3px solid var(--c-danger); }

/* ======== Responsive ======== */
@media (max-width: 900px) {
  .admin-sidebar { display: none; }
  .admin-main { margin-left: 0; padding: 16px; }
  .form-grid { grid-template-columns: 1fr; }
  .form-group.span-2 { grid-column: span 1; }
}

/* Empty / Loading */
.table-empty { text-align: center; padding: 48px; color: var(--c-muted); }
.spinner { width: 18px; height: 18px; border: 2px solid var(--c-border); border-top-color: var(--c-accent); border-radius: 50%; animation: spin 0.7s linear infinite; display: inline-block; }
@keyframes spin { to { transform: rotate(360deg); } }