/* ─── Reset & Variables ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --dark-bg:        #020617;
  --dark-bg-alt:    #0f172a;
  --dark-surface:   #1e293b;
  --dark-border:    rgba(56,189,248,0.12);
  --accent-primary: #38bdf8;
  --accent-secondary: #0ea5e9;
  --accent-gold:    #fbbf24;
  --text-primary:   #f9fafb;
  --text-secondary: #e5e7eb;
  --text-muted:     #94a3b8;
  --success:        #22c55e;
  --error:          #ef4444;
  --warning:        #f59e0b;
  --sidebar-width:  240px;
}

html, body {
  height: 100%;
  font-family: 'Alice', system-ui, -apple-system, sans-serif;
  background: var(--dark-bg);
  color: var(--text-primary);
  line-height: 1.6;
}

/* ─── Login Page ─── */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(ellipse at top, #0f172a 0%, #020617 60%);
}

.login-card {
  width: 100%;
  max-width: 420px;
  background: var(--dark-surface);
  border: 1px solid var(--dark-border);
  border-radius: 16px;
  padding: 2.5rem;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}

.login-logo {
  text-align: center;
  margin-bottom: 2rem;
}

.login-logo .logo-text {
  font-family: 'Playfair Display', serif;
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  color: transparent;
  background: linear-gradient(90deg,
    #f9fafb 0%, #f9fafb 35%,
    #7dd3fc 45%, #38bdf8 50%,
    #7dd3fc 55%, #f9fafb 65%,
    #f9fafb 100%);
  background-size: 250% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  animation: logo-shimmer 4s infinite linear;
}

.login-logo .logo-sub {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-top: 0.2rem;
}

.login-title {
  font-family: 'DM Sans', sans-serif;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-align: center;
  margin-bottom: 1.5rem;
}

/* ─── Layout ─── */
.portal-layout {
  display: flex;
  min-height: 100vh;
}

/* ─── Sidebar ─── */
.sidebar {
  width: var(--sidebar-width);
  flex-shrink: 0;
  background: var(--dark-bg-alt);
  border-right: 1px solid var(--dark-border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 100;
  overflow-y: auto;
}

.sidebar-logo {
  padding: 1.5rem 1.25rem 1rem;
  border-bottom: 1px solid var(--dark-border);
}

.sidebar-logo .logo-text {
  font-family: 'Playfair Display', serif;
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  color: transparent;
  background: linear-gradient(90deg,
    #f9fafb 0%, #f9fafb 35%,
    #7dd3fc 45%, #38bdf8 50%,
    #7dd3fc 55%, #f9fafb 65%,
    #f9fafb 100%);
  background-size: 250% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  animation: logo-shimmer 4s infinite linear;
  display: block;
}

.sidebar-logo .logo-sub {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.65rem;
  color: var(--text-muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-top: 0.15rem;
}

.sidebar-section {
  padding: 1.25rem 0.75rem 0.5rem;
}

.sidebar-section-label {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0 0.5rem;
  margin-bottom: 0.5rem;
}

.sidebar-nav {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.6rem 0.75rem;
  border-radius: 8px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  transition: all 0.15s ease;
}

.sidebar-nav a:hover,
.sidebar-nav a.active {
  background: rgba(56,189,248,0.1);
  color: var(--accent-primary);
}

.sidebar-nav a .icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  opacity: 0.7;
}

.sidebar-nav a:hover .icon,
.sidebar-nav a.active .icon { opacity: 1; }

.sidebar-footer {
  margin-top: auto;
  padding: 1rem 0.75rem;
  border-top: 1px solid var(--dark-border);
}

.sidebar-user {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.8rem;
  color: var(--text-muted);
  padding: 0 0.5rem;
  margin-bottom: 0.5rem;
}

.sidebar-user strong { color: var(--text-secondary); display: block; font-size: 0.85rem; }

/* ─── Main content ─── */
.main-content {
  margin-left: var(--sidebar-width);
  flex: 1;
  padding: 2rem;
  max-width: calc(100vw - var(--sidebar-width));
}

.page-header {
  margin-bottom: 1.75rem;
}

.page-header h1 {
  font-family: 'Playfair Display', serif;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
}

.page-header p {
  color: var(--text-muted);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9rem;
  margin-top: 0.25rem;
}

/* ─── Cards ─── */
.card {
  background: var(--dark-surface);
  border: 1px solid var(--dark-border);
  border-radius: 12px;
  padding: 1.5rem;
}

.card-title {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

/* ─── Stat Cards ─── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 1rem;
  margin-bottom: 1.75rem;
}

.stat-card {
  background: var(--dark-surface);
  border: 1px solid var(--dark-border);
  border-radius: 12px;
  padding: 1.25rem;
}

.stat-label {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  line-height: 1.4;
  min-height: calc(0.75rem * 1.4 * 2);
  margin-bottom: 0.4rem;
}

.stat-value {
  font-family: 'Playfair Display', serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-primary);
  line-height: 1;
}

.stat-value.gold  { color: var(--accent-gold); }
.stat-value.green { color: var(--success); }

/* ─── Forms ─── */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group.full { grid-column: 1 / -1; }

label {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  line-height: 1.4;
  min-height: calc(0.8rem * 1.4 * 2);
  display: block;
}

input, select, textarea {
  background: var(--dark-bg);
  border: 1px solid var(--dark-border);
  border-radius: 8px;
  color: var(--text-primary);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9rem;
  padding: 0.6rem 0.85rem;
  transition: border-color 0.15s ease;
  width: 100%;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(56,189,248,0.1);
}

textarea { resize: vertical; min-height: 80px; }

/* ─── Buttons ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.6rem 1.25rem;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  color: #020617;
}
.btn-primary:hover { opacity: 0.88; transform: translateY(-1px); }

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--dark-border);
}
.btn-ghost:hover { color: var(--text-primary); border-color: var(--accent-primary); }

.btn-danger {
  background: rgba(239,68,68,0.15);
  color: var(--error);
  border: 1px solid rgba(239,68,68,0.3);
}
.btn-danger:hover { background: rgba(239,68,68,0.25); }

.btn-success {
  background: rgba(34,197,94,0.15);
  color: var(--success);
  border: 1px solid rgba(34,197,94,0.3);
}
.btn-success:hover { background: rgba(34,197,94,0.25); }

.btn-gold {
  background: rgba(251,191,36,0.15);
  color: var(--accent-gold);
  border: 1px solid rgba(251,191,36,0.3);
}
.btn-gold:hover { background: rgba(251,191,36,0.25); }

.btn-sm { padding: 0.35rem 0.85rem; font-size: 0.8rem; }

/* ─── Tables ─── */
.table-wrap { overflow-x: auto; }

table {
  width: 100%;
  border-collapse: collapse;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.875rem;
}

thead th {
  text-align: left;
  padding: 0.65rem 0.85rem;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-bottom: 1px solid var(--dark-border);
}

tbody td {
  padding: 0.75rem 0.85rem;
  color: var(--text-secondary);
  border-bottom: 1px solid rgba(255,255,255,0.04);
  vertical-align: middle;
}

tbody tr:hover td { background: rgba(255,255,255,0.02); }
tbody tr:last-child td { border-bottom: none; }

/* ─── Status Badges ─── */
.badge {
  display: inline-block;
  padding: 0.2rem 0.65rem;
  border-radius: 50px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.badge-pending  { background: rgba(56,189,248,0.12);  color: var(--accent-primary); }
.badge-approved { background: rgba(34,197,94,0.12);   color: var(--success); }
.badge-paid     { background: rgba(251,191,36,0.12);  color: var(--accent-gold); }
.badge-rejected   { background: rgba(239,68,68,0.12);   color: var(--error); }
.badge-manager    { background: rgba(16,185,129,0.12);  color: #34d399; }
.badge-admin      { background: rgba(139,92,246,0.12);  color: #a78bfa; }
.badge-superuser  { background: rgba(251,191,36,0.18);  color: var(--accent-gold); border: 1px solid rgba(251,191,36,0.3); }
.badge-inactive   { background: rgba(148,163,184,0.12); color: var(--text-muted); }

/* ─── Flash messages ─── */
.flash {
  padding: 0.85rem 1.1rem;
  border-radius: 8px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.875rem;
  margin-bottom: 1.25rem;
  border: 1px solid;
}

.flash-success {
  background: rgba(34,197,94,0.1);
  border-color: rgba(34,197,94,0.3);
  color: var(--success);
}

.flash-error {
  background: rgba(239,68,68,0.1);
  border-color: rgba(239,68,68,0.3);
  color: var(--error);
}

/* ─── Filters bar ─── */
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: flex-end;
  margin-bottom: 1.25rem;
}

.filters .form-group { min-width: 140px; margin: 0; }
.filters label { font-size: 0.72rem; }

/* ─── Detail grid (profile) ─── */
.detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.25rem;
}

.detail-item label {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  line-height: 1.4;
  min-height: calc(0.7rem * 1.4 * 2);
  display: block;
  margin-bottom: 0.2rem;
}

.detail-item .value {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9rem;
  color: var(--text-primary);
}

.detail-item .value.masked {
  font-family: monospace;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

/* ─── Empty state ─── */
.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-muted);
  font-family: 'DM Sans', sans-serif;
}

.empty-state p { font-size: 0.9rem; margin-top: 0.5rem; }

/* ─── Checkbox ─── */
input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--accent-primary);
  cursor: pointer;
}

/* ─── Logout button ─── */
.logout-form { margin: 0; }
.logout-btn {
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.5rem;
  border-radius: 6px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-muted);
  width: auto;
  transition: all 0.15s ease;
  min-height: unset;
}
.logout-btn:hover { background: rgba(239,68,68,0.1); color: var(--error); }
.logout-btn .icon { width: 14px; height: 14px; }

/* ─── Logo shimmer ─── */
@keyframes logo-shimmer {
  0%   { background-position: 150% 0; }
  100% { background-position: -150% 0; }
}

/* ─── Responsive ─── */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
    transition: transform 0.25s ease;
  }
  .sidebar.open { transform: translateX(0); }
  .main-content { margin-left: 0; padding: 1rem; }
  .stats-grid   { grid-template-columns: repeat(2, 1fr); }
  .form-grid    { grid-template-columns: 1fr; }
}