/* ═══════════════════════════════════════════════════════
   AerisJet Travel Request — Stylesheet
   AerisJet brand palette: deep navy (#082742), accent gold (#c9a85c)
   ═══════════════════════════════════════════════════════ */

:root {
  --bg:            #0a1929;
  --bg-elev:       #122236;
  --bg-elev-2:     #1a2d44;
  --border:        rgba(255,255,255,0.08);
  --border-strong: rgba(255,255,255,0.16);

  --text:          #e6edf5;
  --text-muted:    #8a99ac;
  --text-dim:      #5f6e82;

  --brand:         #082742;
  --accent:        #c9a85c;
  --accent-hover:  #d6b771;
  --link:          #6fb4ff;

  --ok:            #4caf80;
  --warn:          #e0a800;
  --err:           #e8615e;

  --radius:        10px;
  --radius-sm:     6px;
  --shadow:        0 4px 16px rgba(0,0,0,0.25);
  --shadow-lg:     0 8px 32px rgba(0,0,0,0.4);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--text); font-family: 'Inter', system-ui, sans-serif; font-size: 14px; line-height: 1.5; }
code, pre, .mono { font-family: 'JetBrains Mono', 'Consolas', monospace; }

a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }

button { font-family: inherit; }

/* ─── AUTH SCREEN ─── */
#auth-screen { position: fixed; inset: 0; display: grid; place-items: center; background: radial-gradient(ellipse at top, #11304f 0%, #0a1929 60%); z-index: 1000; }
.auth-box { background: var(--bg-elev); border: 1px solid var(--border); border-radius: 14px; padding: 36px 32px; width: 360px; box-shadow: var(--shadow-lg); text-align: center; }
.auth-logo img { width: 56px; height: 56px; }
.auth-title { font-size: 24px; font-weight: 700; letter-spacing: 4px; margin-top: 12px; color: white; }
.auth-sub { font-size: 12px; letter-spacing: 3px; color: var(--text-muted); text-transform: uppercase; margin-top: 4px; margin-bottom: 24px; }
#auth-status { font-size: 12px; color: var(--text-muted); min-height: 18px; margin-bottom: 16px; }
.auth-signin { width: 100%; justify-content: center; gap: 10px; }
.auth-error { color: var(--err); font-size: 12px; margin-top: 14px; }

/* ─── HEADER ─── */
header {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--brand); color: white;
  padding: 12px 24px;
  border-bottom: 1px solid var(--border-strong);
  position: sticky; top: 0; z-index: 100;
}
.logo { display: flex; align-items: center; gap: 12px; }
.logo-icon img { width: 36px; height: 36px; }
.logo-name { font-size: 18px; font-weight: 700; letter-spacing: 3px; }
.logo-tag  { font-size: 10px; color: rgba(255,255,255,0.6); letter-spacing: 2px; text-transform: uppercase; }
.header-right { display: flex; align-items: center; gap: 12px; }
.role-pill { font-size: 10px; letter-spacing: 1.5px; text-transform: uppercase; padding: 4px 10px; border-radius: 12px; background: rgba(255,255,255,0.1); color: rgba(255,255,255,0.9); }
.role-pill.admin { background: var(--accent); color: var(--brand); font-weight: 700; }
#user-display { font-size: 11px; color: rgba(255,255,255,0.7); font-family: 'JetBrains Mono', monospace; }

/* ─── TABS ─── */
.tabs { display: flex; gap: 4px; background: var(--bg-elev); border-bottom: 1px solid var(--border); padding: 0 12px; overflow-x: auto; position: sticky; top: 61px; z-index: 90; }
.tab { display: flex; align-items: center; gap: 8px; padding: 12px 16px; cursor: pointer; color: var(--text-muted); border-bottom: 2px solid transparent; white-space: nowrap; font-size: 13px; font-weight: 500; transition: all .15s; }
.tab:hover { color: var(--text); }
.tab.active { color: var(--accent); border-bottom-color: var(--accent); }
.tab-icon { font-size: 18px !important; }

/* ─── MAIN ─── */
main { padding: 24px; max-width: 1200px; margin: 0 auto; }
.view { display: none; }
.view.active { display: block; }

.card-header { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.card-header h2, .card-header h3 { margin: 0; font-size: 18px; font-weight: 600; flex: 1; }
.card-header .material-symbols-outlined { color: var(--accent); font-size: 24px !important; }

.form-card { background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; margin-bottom: 16px; box-shadow: var(--shadow); }
.form-card h3 { margin: 0 0 8px; font-size: 14px; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; color: var(--accent); }

.muted { color: var(--text-muted); font-size: 12px; }

/* ─── FORM ELEMENTS ─── */
.form-field { margin-bottom: 14px; }
.form-field label { display: block; font-size: 11px; font-weight: 600; letter-spacing: 0.5px; text-transform: uppercase; color: var(--text-muted); margin-bottom: 6px; }
.form-field input[type=text], .form-field input[type=email], .form-field input[type=date], .form-field input[type=time], .form-field input[type=number], .form-field select, .form-field textarea {
  width: 100%; padding: 10px 12px;
  background: var(--bg-elev-2); color: var(--text);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  font-size: 13px; font-family: inherit;
  transition: border-color .15s, box-shadow .15s;
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 2px rgba(201,168,92,0.15); }
.form-field input[readonly] { background: var(--bg-elev); color: var(--text-muted); cursor: not-allowed; }
.form-field textarea { resize: vertical; min-height: 60px; }
.req { color: var(--err); }

.form-grid { display: grid; gap: 12px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 720px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

.checkbox-row { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text); text-transform: none; letter-spacing: 0; font-weight: 400; }

.info-box { margin-top: 8px; padding: 12px; background: var(--bg-elev-2); border: 1px solid var(--border); border-radius: var(--radius-sm); font-size: 12px; color: var(--text-muted); }
.info-box strong { color: var(--text); font-weight: 600; }

/* ─── TRIP TYPE BUTTONS ─── */
.trip-type-buttons { display: flex; gap: 8px; }
.trip-type-btn { padding: 10px 20px; background: var(--bg-elev-2); border: 1px solid var(--border); color: var(--text-muted); border-radius: var(--radius-sm); cursor: pointer; font-weight: 500; transition: all .15s; }
.trip-type-btn:hover { color: var(--text); border-color: var(--border-strong); }
.trip-type-btn.active { background: var(--accent); color: var(--brand); border-color: var(--accent); }

/* ─── LEG CARD ─── */
.leg-card { background: var(--bg-elev-2); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; margin-bottom: 12px; position: relative; }
.leg-header { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.leg-label { font-size: 12px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--accent); flex: 1; }
.leg-remove { background: none; border: none; color: var(--text-muted); cursor: pointer; padding: 4px; }
.leg-remove:hover { color: var(--err); }

.airport-input-wrap { position: relative; }
.airport-dropdown { position: absolute; top: 100%; left: 0; right: 0; background: var(--bg-elev-2); border: 1px solid var(--border-strong); border-radius: var(--radius-sm); max-height: 280px; overflow-y: auto; z-index: 50; box-shadow: var(--shadow-lg); display: none; margin-top: 2px; }
.airport-dropdown.open { display: block; }
.airport-option { padding: 10px 12px; cursor: pointer; border-bottom: 1px solid var(--border); font-size: 13px; }
.airport-option:hover { background: var(--bg-elev); }
.airport-option .code { color: var(--accent); font-family: 'JetBrains Mono', monospace; font-weight: 600; margin-right: 8px; }
.airport-option .city { color: var(--text); }
.airport-option .country { color: var(--text-muted); font-size: 11px; margin-left: 6px; }
.airport-display { font-size: 11px; color: var(--text-muted); margin-top: 4px; min-height: 14px; }

/* ─── ACTION ROW ─── */
.action-row { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--border); }

/* ─── BUTTONS ─── */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 10px 16px; border-radius: var(--radius-sm); border: 1px solid transparent;
  font-size: 13px; font-weight: 600; cursor: pointer; transition: all .15s;
  background: transparent; color: var(--text);
}
.btn .material-symbols-outlined { font-size: 18px !important; }
.btn-primary { background: var(--accent); color: var(--brand); }
.btn-primary:hover { background: var(--accent-hover); }
.btn-ghost { background: var(--bg-elev-2); border-color: var(--border); color: var(--text); }
.btn-ghost:hover { background: var(--bg-elev); border-color: var(--border-strong); }
.btn-danger { background: var(--err); color: white; }
.btn-danger:hover { filter: brightness(1.1); }
.btn-sm { padding: 6px 12px; font-size: 12px; }
.btn-sm .material-symbols-outlined { font-size: 16px !important; }

/* ─── TABLES ─── */
.table-wrap { overflow-x: auto; background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius); }
.data-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.data-table thead { background: var(--bg-elev-2); }
.data-table th, .data-table td { padding: 10px 14px; text-align: left; border-bottom: 1px solid var(--border); vertical-align: top; }
.data-table th { font-size: 10px; font-weight: 700; letter-spacing: 1px; text-transform: uppercase; color: var(--text-muted); }
.data-table tbody tr:hover { background: rgba(255,255,255,0.02); cursor: pointer; }
.data-table .actions { white-space: nowrap; text-align: right; }
.data-table .actions .btn { padding: 4px 8px; font-size: 11px; margin-left: 4px; }
.data-table .empty-row td { text-align: center; color: var(--text-muted); padding: 24px; font-style: italic; }

.status-pill { display: inline-block; padding: 2px 8px; border-radius: 10px; font-size: 10px; font-weight: 700; letter-spacing: 1px; text-transform: uppercase; }
.status-pill.draft       { background: rgba(140,140,140,0.18); color: #c0c0c0; }
.status-pill.pending     { background: rgba(224,168,0,0.18);   color: #e0a800; }
.status-pill.sent        { background: rgba(111,180,255,0.18); color: #6fb4ff; }
.status-pill.confirmed   { background: rgba(76,175,128,0.18);  color: #4caf80; }
.status-pill.ticketed    { background: rgba(76,175,128,0.18);  color: #4caf80; }
.status-pill.cancelled   { background: rgba(232,97,94,0.18);   color: #e8615e; }
.status-pill.superseded  { background: rgba(140,140,140,0.18); color: #8a99ac; text-decoration: line-through; }

/* ─── MODAL ─── */
.modal { position: fixed; inset: 0; z-index: 200; display: none; }
.modal.open { display: block; }
.modal-overlay { position: absolute; inset: 0; background: rgba(0,0,0,0.6); backdrop-filter: blur(2px); }
.modal-box { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); background: var(--bg-elev); border: 1px solid var(--border-strong); border-radius: 12px; width: min(92vw, 560px); max-height: 90vh; display: flex; flex-direction: column; box-shadow: var(--shadow-lg); overflow: hidden; }
.modal-box.modal-wide { width: min(92vw, 820px); }
.modal-header { display: flex; align-items: center; justify-content: space-between; padding: 16px 20px; border-bottom: 1px solid var(--border); }
.modal-header h3 { margin: 0; font-size: 16px; font-weight: 600; }
.modal-body { padding: 20px; overflow-y: auto; flex: 1; }
.modal-footer { padding: 14px 20px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 8px; background: var(--bg-elev-2); }

.email-meta { background: var(--bg-elev-2); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 12px 14px; margin-bottom: 12px; font-size: 12px; }
.email-meta > div { padding: 2px 0; }
.email-meta-label { color: var(--text-muted); font-weight: 600; margin-right: 6px; }
.email-body { background: var(--bg-elev-2); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 16px; font-family: 'JetBrains Mono', monospace; font-size: 12px; line-height: 1.6; white-space: pre-wrap; max-height: 50vh; overflow-y: auto; }

.history-detail-section { margin-bottom: 18px; }
.history-detail-section h4 { margin: 0 0 6px; font-size: 11px; font-weight: 700; letter-spacing: 1px; text-transform: uppercase; color: var(--accent); }
.reply-card { background: var(--bg-elev-2); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 12px; margin-bottom: 10px; }
.reply-meta { display: flex; gap: 12px; font-size: 11px; color: var(--text-muted); margin-bottom: 6px; }
.reply-body { font-family: 'JetBrains Mono', monospace; font-size: 11px; line-height: 1.5; white-space: pre-wrap; color: var(--text); max-height: 200px; overflow-y: auto; }

/* ─── ALERTS ─── */
.alert { padding: 10px 14px; border-radius: var(--radius-sm); margin: 10px 0; font-size: 13px; }
.alert-error   { background: rgba(232,97,94,0.12);  border: 1px solid rgba(232,97,94,0.35);  color: #ffb4b1; }
.alert-success { background: rgba(76,175,128,0.12); border: 1px solid rgba(76,175,128,0.35); color: #aaeac3; }
.alert-info    { background: rgba(111,180,255,0.12); border: 1px solid rgba(111,180,255,0.35); color: #c7e1ff; }

/* ─── TOAST ─── */
.toast { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(20px); background: var(--bg-elev); border: 1px solid var(--border-strong); padding: 12px 18px; border-radius: 8px; font-size: 13px; color: var(--text); box-shadow: var(--shadow-lg); opacity: 0; pointer-events: none; transition: all .25s; z-index: 1000; }
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.success { border-color: var(--ok); color: #aaeac3; }
.toast.error   { border-color: var(--err); color: #ffb4b1; }

/* ─── LOADING OVERLAY ─── */
#loading-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.6); display: none; align-items: center; justify-content: center; flex-direction: column; gap: 14px; z-index: 500; backdrop-filter: blur(2px); }
#loading-overlay.open { display: flex; }
.spinner { width: 40px; height: 40px; border: 3px solid rgba(255,255,255,0.15); border-top-color: var(--accent); border-radius: 50%; animation: spin 0.8s linear infinite; }
#loading-msg { color: var(--text); font-size: 13px; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ─── PRINT ─── */
#print-area { display: none; }
@media print {
  body > *:not(#print-area) { display: none !important; }
  #print-area { display: block !important; }
}