/* ============================================================
   admin.css — campaigns.sclp.org
   Clean admin UI, native CSS grid/flex, no framework
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
img { max-width: 100%; }
a { color: inherit; text-decoration: none; }

:root {
  --navy:        #1a3a6b;
  --navy-dark:   #122a50;
  --navy-light:  #2a5298;
  --gold:        #e8b923;
  --gold-dark:   #c9a01e;
  --white:       #ffffff;
  --gray-50:     #f8f9fa;
  --gray-100:    #f0f2f5;
  --gray-200:    #e2e6ea;
  --gray-400:    #adb5bd;
  --gray-600:    #6c757d;
  --gray-800:    #343a40;
  --success:     #198754;
  --danger:      #dc3545;
  --warning:     #ffc107;
  --font:        system-ui, -apple-system, 'Segoe UI', sans-serif;
  --radius:      6px;
  --sidebar-w:   240px;
  --topbar-h:    60px;
  --shadow:      0 2px 8px rgba(0,0,0,0.1);
}

body {
  font-family: var(--font);
  font-size: 0.95rem;
  color: var(--gray-800);
  background: var(--gray-100);
  line-height: 1.5;
}

/* ── Layout ─────────────────────────────────────────────── */
.admin-layout {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  grid-template-rows: var(--topbar-h) 1fr;
  min-height: 100vh;
}

/* ── Topbar ─────────────────────────────────────────────── */
.topbar {
  grid-column: 1 / -1;
  background: var(--navy);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  color: var(--white);
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 50;
}
.topbar-brand {
  font-size: 1.1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.topbar-brand span { color: var(--gold); }
.topbar-user {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.8);
}
.topbar-user a {
  color: rgba(255,255,255,0.7);
  transition: color 0.2s;
}
.topbar-user a:hover { color: var(--white); }

/* ── Sidebar ─────────────────────────────────────────────── */
.sidebar {
  background: var(--navy-dark);
  padding: 1.5rem 0;
  overflow-y: auto;
}
.sidebar-section {
  padding: 0.5rem 1rem 0.5rem;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.4);
  margin-top: 1rem;
}
.sidebar-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 1.5rem;
  color: rgba(255,255,255,0.75);
  font-size: 0.9rem;
  transition: background 0.15s, color 0.15s;
  border-left: 3px solid transparent;
}
.sidebar-link:hover {
  background: rgba(255,255,255,0.08);
  color: var(--white);
}
.sidebar-link.active {
  background: rgba(255,255,255,0.1);
  color: var(--white);
  border-left-color: var(--gold);
}
.sidebar-link svg { flex-shrink: 0; opacity: 0.7; }
.sidebar-link.active svg, .sidebar-link:hover svg { opacity: 1; }

/* ── Main content ────────────────────────────────────────── */
.admin-main {
  padding: 2rem;
  overflow-y: auto;
}
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}
.page-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--navy);
}

/* ── Cards ───────────────────────────────────────────────── */
.card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.card-header {
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--gray-200);
  font-weight: 600;
  font-size: 1rem;
  color: var(--navy);
  background: var(--gray-50);
}
.card-body { padding: 1.5rem; }

/* ── Buttons ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1.2rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.15s;
  white-space: nowrap;
}
.btn-primary   { background: var(--navy);    color: var(--white);      border-color: var(--navy); }
.btn-primary:hover { background: var(--navy-light); border-color: var(--navy-light); }
.btn-success   { background: var(--success); color: var(--white);      border-color: var(--success); }
.btn-danger    { background: var(--danger);  color: var(--white);      border-color: var(--danger); }
.btn-warning   { background: var(--warning); color: var(--gray-800);   border-color: var(--warning); }
.btn-outline   { background: transparent;    color: var(--navy);       border-color: var(--navy); }
.btn-outline:hover { background: var(--navy); color: var(--white); }
.btn-sm        { padding: 0.3rem 0.75rem; font-size: 0.8rem; }
.btn-ghost     { background: transparent; color: var(--gray-600); border-color: transparent; }
.btn-ghost:hover { background: var(--gray-100); color: var(--gray-800); }

/* ── Tables ──────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
thead th {
  text-align: left;
  padding: 0.75rem 1rem;
  background: var(--gray-50);
  color: var(--gray-600);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 2px solid var(--gray-200);
  white-space: nowrap;
}
tbody td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--gray-200);
  vertical-align: middle;
}
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: var(--gray-50); }

/* ── Forms ───────────────────────────────────────────────── */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}
.form-grid.cols-1 { grid-template-columns: 1fr; }
.form-grid.cols-3 { grid-template-columns: 1fr 1fr 1fr; }
.form-full { grid-column: 1 / -1; }

.form-group { display: flex; flex-direction: column; gap: 0.35rem; }
.form-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gray-800);
}
.form-label .hint {
  font-weight: 400;
  color: var(--gray-600);
  font-size: 0.8rem;
}
.form-control {
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-family: var(--font);
  color: var(--gray-800);
  background: var(--white);
  transition: border-color 0.15s, box-shadow 0.15s;
  width: 100%;
}
.form-control:focus {
  outline: none;
  border-color: var(--navy-light);
  box-shadow: 0 0 0 3px rgba(42,82,152,0.15);
}
textarea.form-control { resize: vertical; min-height: 120px; }
select.form-control { cursor: pointer; }

/* Image preview */
.img-preview {
  margin-top: 0.5rem;
  max-height: 100px;
  border-radius: var(--radius);
  border: 1px solid var(--gray-200);
}

/* ── Badges ──────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
}
.badge-success { background: #d1e7dd; color: #0a3622; }
.badge-danger  { background: #f8d7da; color: #58151c; }
.badge-warning { background: #fff3cd; color: #664d03; }

/* ── Alerts ──────────────────────────────────────────────── */
.alert {
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
  font-size: 0.9rem;
}
.alert-success { background: #d1e7dd; color: #0a3622; border-left: 4px solid var(--success); }
.alert-danger  { background: #f8d7da; color: #58151c; border-left: 4px solid var(--danger); }
.alert-warning { background: #fff3cd; color: #664d03; border-left: 4px solid var(--warning); }

/* ── Tabs ────────────────────────────────────────────────── */
.tabs {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--gray-200);
  margin-bottom: 1.5rem;
}
.tab-btn {
  padding: 0.6rem 1.2rem;
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--gray-600);
  transition: color 0.15s;
}
.tab-btn:hover { color: var(--navy); }
.tab-btn.active { color: var(--navy); border-bottom-color: var(--navy); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ── Misc ────────────────────────────────────────────────── */
.text-muted { color: var(--gray-600); font-size: 0.85rem; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.d-flex { display: flex; }
.align-center { align-items: center; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }

/* ── Login page ──────────────────────────────────────────── */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--navy-dark);
}
.login-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2.5rem;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.25);
}
.login-logo {
  text-align: center;
  margin-bottom: 2rem;
}
.login-logo h1 { color: var(--navy); font-size: 1.5rem; }
.login-logo p  { color: var(--gray-600); font-size: 0.9rem; margin-top: 0.25rem; }

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 900px) {
  .admin-layout {
    grid-template-columns: 1fr;
    grid-template-rows: var(--topbar-h) auto 1fr;
  }
  .sidebar {
    display: none; /* TODO: mobile drawer */
  }
  .form-grid { grid-template-columns: 1fr; }
  .form-grid.cols-3 { grid-template-columns: 1fr; }
}