/* app.css — Dashboard styles, KFA Voyage dark theme */

.hidden { display: none !important; }
.view { min-height: 100vh; padding-top: 64px; }

/* Auth */
.auth-container {
  max-width: 420px;
  margin: 80px auto;
  text-align: center;
}
.auth-logo {
  font-size: 2rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 8px;
}
.auth-logo span { color: var(--gold); }
.auth-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 32px;
}
.auth-tabs {
  display: flex;
  gap: 0;
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 24px;
}
.auth-tab {
  flex: 1;
  padding: 10px;
  background: transparent;
  border: none;
  color: var(--gray-300);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}
.auth-tab.active {
  background: var(--turquoise);
  color: var(--black);
}
.auth-form { text-align: left; }
.form-group {
  margin-bottom: 16px;
}
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gray-300);
  margin-bottom: 6px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 14px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  color: var(--white);
  font-size: 0.95rem;
  transition: border-color 0.2s;
  box-sizing: border-box;
}
.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--turquoise);
}
.form-group input::placeholder { color: var(--gray-500); }
.form-error {
  color: #ff6b6b;
  font-size: 0.85rem;
  margin-bottom: 12px;
  min-height: 20px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  transition: all 0.2s;
  cursor: pointer;
  border: none;
}
.btn-primary { background: var(--turquoise); color: var(--black); }
.btn-primary:hover { background: #3bc9ba; }
.btn-secondary { background: transparent; border: 1px solid var(--glass-border); color: var(--turquoise); }
.btn-secondary:hover { background: rgba(64,224,208,0.08); }
.btn-danger { background: transparent; border: 1px solid rgba(255,107,107,0.4); color: #ff6b6b; }
.btn-danger:hover { background: rgba(255,107,107,0.1); }
.btn-sm { padding: 6px 14px; font-size: 0.85rem; }
.btn-block { width: 100%; justify-content: center; }
.btn-logout {
  background: transparent;
  border: 1px solid var(--glass-border);
  color: var(--gray-300);
  padding: 6px 14px;
  font-size: 0.85rem;
}
.btn-logout:hover { color: var(--white); border-color: var(--gray-500); }
.btn-back {
  background: transparent;
  border: none;
  color: var(--turquoise);
  font-size: 0.9rem;
  cursor: pointer;
  padding: 0;
  margin-bottom: 8px;
}
.btn-back:hover { color: var(--white); }

/* Nav */
.nav-user {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.85rem;
  color: var(--gray-300);
}

/* Page */
.page-container {
  max-width: 900px;
  margin: 0 auto;
  padding: 40px 24px;
}
.page-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}
.page-header h1 {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--gold);
  flex: 1;
  min-width: 200px;
}
.trip-detail-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

/* Trips grid */
.trips-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}
.trip-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 14px;
  padding: 24px;
  cursor: pointer;
  transition: all 0.2s;
}
.trip-card:hover {
  border-color: rgba(64,224,208,0.35);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(64,224,208,0.07);
}
.trip-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}
.trip-card .trip-dates {
  font-size: 0.82rem;
  color: var(--gray-500);
  margin-bottom: 12px;
}
.trip-card .trip-stats {
  display: flex;
  gap: 16px;
  font-size: 0.82rem;
  color: var(--gray-300);
}
.trip-card .trip-cost {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--gold);
  margin-top: 12px;
}

/* Modal */
.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
}
.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(4px);
}
.modal-card {
  position: relative;
  background: #1a1a1a;
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 32px;
  width: 100%;
  max-width: 480px;
  margin: 24px;
}
.modal-card h2 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--gold);
  margin-bottom: 24px;
}
.modal-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  margin-top: 24px;
}

/* Trip tabs */
.trip-tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--glass-border);
  margin-bottom: 28px;
}
.trip-tab {
  padding: 12px 24px;
  background: transparent;
  border: none;
  color: var(--gray-300);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: all 0.2s;
}
.trip-tab.active {
  color: var(--turquoise);
  border-bottom-color: var(--turquoise);
}

/* Trip panels */
.panel-section { margin-bottom: 20px; }
.panel-section h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 6px;
}
.hint { font-size: 0.82rem; color: var(--gray-500); margin-bottom: 16px; }

/* Items list */
.items-list { display: flex; flex-direction: column; gap: 8px; }
.item-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  font-size: 0.88rem;
}
.item-row .item-icon { font-size: 1.1rem; }
.item-row .item-name { flex: 1; color: var(--white); font-weight: 600; }
.item-row .item-meta { color: var(--gray-500); font-size: 0.82rem; }
.item-row .item-amount { color: var(--gold); font-weight: 700; }
.item-row .item-actions { display: flex; gap: 6px; }
.item-delete {
  background: transparent;
  border: none;
  color: #ff6b6b;
  cursor: pointer;
  font-size: 0.8rem;
  padding: 4px 8px;
  border-radius: 4px;
}
.item-delete:hover { background: rgba(255,107,107,0.15); }

.total-line {
  display: flex;
  justify-content: flex-end;
  padding: 12px 0;
  font-size: 0.95rem;
  color: var(--gray-300);
  border-top: 1px solid var(--glass-border);
  margin-top: 8px;
}
.total-line span { color: var(--gold); font-weight: 700; }

.grand-total {
  display: flex;
  justify-content: flex-end;
  padding: 16px 0;
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--gold);
  border-top: 2px solid var(--gold);
  margin-top: 8px;
}

/* Forms */
.inline-form {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  padding: 16px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  margin-bottom: 20px;
}
.inline-form input,
.inline-form select {
  padding: 8px 12px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--glass-border);
  border-radius: 6px;
  color: var(--white);
  font-size: 0.88rem;
}
.inline-form input:focus,
.inline-form select:focus {
  outline: none;
  border-color: var(--turquoise);
}
.expense-form { margin-bottom: 20px; }
.expense-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  padding: 16px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
}
.expense-row input,
.expense-row select {
  padding: 8px 12px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--glass-border);
  border-radius: 6px;
  color: var(--white);
  font-size: 0.88rem;
}
.expense-row input:focus,
.expense-row select:focus {
  outline: none;
  border-color: var(--turquoise);
}
.expense-row input[type="number"] { width: 100px; }
.expense-row input[type="date"] { width: 130px; }
.expense-row input[type="text"]:last-of-type { flex: 1; min-width: 140px; }

/* Empty state */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--gray-500);
  font-size: 0.9rem;
}

/* Loading */
.loading { text-align: center; padding: 40px; color: var(--gray-500); }

/* Toast */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #1a1a1a;
  border: 1px solid var(--turquoise);
  border-radius: 10px;
  padding: 14px 20px;
  color: var(--white);
  font-size: 0.9rem;
  z-index: 500;
  box-shadow: 0 8px 30px rgba(0,0,0,0.5);
}
.toast.error { border-color: #ff6b6b; color: #ff6b6b; }

/* Comparison table */
.comparison-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 700px;
}
.comparison-table th,
.comparison-table td {
  padding: 10px 16px;
  text-align: right;
  font-size: 0.88rem;
  border-bottom: 1px solid rgba(255,255,255,0.07);
}
.comparison-table th {
  background: rgba(64,224,208,0.08);
  color: var(--turquoise);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.comparison-table th:first-child { text-align: left; }
.comparison-table td:first-child { text-align: left; font-weight: 600; color: var(--white); }
.comparison-table tbody tr:hover { background: rgba(255,255,255,0.03); }
.comparison-table .trip-name { color: var(--white); font-weight: 700; }
.comparison-table .trip-dest { color: var(--gray-500); font-size: 0.78rem; margin-top: 2px; }
.comparison-table .trip-dates { color: var(--gray-400); font-size: 0.78rem; }
.comparison-table .amount-cell { color: var(--gold); font-weight: 700; font-family: monospace; }
.comparison-table .total-col { color: var(--gold); font-weight: 800; font-size: 1rem; background: rgba(212,175,55,0.05); }
.comparison-table .col-header { white-space: nowrap; }

/* Upgrade prompt */
.upgrade-prompt {
  background: linear-gradient(135deg, rgba(64,224,208,0.08), rgba(212,175,55,0.08));
  border: 1px solid var(--gold);
  border-radius: 12px;
  padding: 28px 32px;
  text-align: center;
  margin-bottom: 24px;
}
.upgrade-prompt h3 { color: var(--gold); margin-bottom: 8px; font-size: 1.1rem; }
.upgrade-prompt p { color: var(--gray-300); font-size: 0.9rem; margin-bottom: 16px; }
.upgrade-prompt .btn { background: var(--gold); color: #000; font-weight: 700; }
.upgrade-prompt .btn:hover { background: #e5c347; }

/* Trip card destination */
.trip-card .trip-dest {
  font-size: 0.82rem;
  color: var(--gray-400);
  margin-bottom: 6px;
}

/* Responsive */
@media (max-width: 600px) {
  .form-row { grid-template-columns: 1fr; }
  .expense-row { flex-direction: column; align-items: stretch; }
  .expense-row input[type="number"],
  .expense-row input[type="date"],
  .expense-row input[type="text"]:last-of-type { width: 100%; }
  .inline-form { flex-direction: column; align-items: stretch; }
}