/* ======================================================
   CR Portal — Master Stylesheet
   Theme: Navy/Steel Academic
   ====================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --navy:      #0f2444;
  --navy-mid:  #1a3a5c;
  --navy-light:#234b76;
  --accent:    #3b82f6;
  --accent-h:  #2563eb;
  --success:   #10b981;
  --warning:   #f59e0b;
  --danger:    #ef4444;
  --info:      #06b6d4;
  --bg:        #f0f4fb;
  --card:      #ffffff;
  --border:    #e2e8f4;
  --text:      #1e293b;
  --text-muted:#64748b;
  --sidebar-w: 260px;
  --header-h:  64px;
  --radius:    10px;
  --shadow:    0 2px 12px rgba(15,36,68,.08);
  --shadow-lg: 0 8px 32px rgba(15,36,68,.14);
  --font:      'Plus Jakarta Sans', sans-serif;
  --mono:      'JetBrains Mono', monospace;
  --transition:.2s ease;
}

/* Dark mode */
[data-theme="dark"] {
  --bg:        #0b1628;
  --card:      #122040;
  --border:    #1e3a60;
  --text:      #e2e8f4;
  --text-muted:#8baacf;
  --shadow:    0 2px 12px rgba(0,0,0,.3);
  --shadow-lg: 0 8px 32px rgba(0,0,0,.5);
}

*, *::before, *::after { box-sizing:border-box; margin:0; padding:0; }
html { font-size:14px; scroll-behavior:smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  transition: background var(--transition), color var(--transition);
  min-height: 100vh;
  overflow-x: hidden;
}

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

/* ── SIDEBAR ─────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-w);
  min-height: 100vh;
  background: var(--navy);
  display: flex;
  flex-direction: column;
  position: fixed;
  left: 0; top: 0; bottom: 0;
  z-index: 1000;
  transition: transform var(--transition), width var(--transition);
  overflow-y: auto;
  overflow-x: hidden;
}

.sidebar-logo {
  padding: 20px 20px 16px;
  border-bottom: 1px solid rgba(255,255,255,.07);
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.sidebar-logo .logo-icon {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, var(--accent), #06b6d4);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; color: #fff; font-weight: 800;
  flex-shrink: 0;
}
.sidebar-logo .logo-text { color: #fff; }
.sidebar-logo .logo-text strong { display:block; font-size:14px; font-weight:700; letter-spacing:.3px; }
.sidebar-logo .logo-text small  { display:block; font-size:10px; color:rgba(255,255,255,.5); margin-top:1px; }

.sidebar-user {
  margin: 12px 12px 0;
  background: rgba(255,255,255,.06);
  border-radius: 8px;
  padding: 10px 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.sidebar-user .avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--info));
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; color: #fff; font-size: 13px;
  flex-shrink: 0;
}
.sidebar-user .info strong { display:block; font-size:12px; color:#fff; font-weight:600; }
.sidebar-user .info span   { display:block; font-size:10px; color:rgba(255,255,255,.5); }

.sidebar-nav { flex:1; padding: 16px 8px; }
.nav-section-title {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: rgba(255,255,255,.3);
  padding: 10px 12px 6px;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: 8px;
  color: rgba(255,255,255,.65);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  transition: all var(--transition);
  margin-bottom: 2px;
  position: relative;
}
.nav-item:hover {
  background: rgba(255,255,255,.08);
  color: #fff;
}
.nav-item.active {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 2px 8px rgba(59,130,246,.4);
}
.nav-item .icon { font-size: 16px; flex-shrink:0; }
.nav-item .badge-count {
  margin-left: auto;
  background: var(--danger);
  color: #fff;
  font-size: 9px;
  padding: 1px 5px;
  border-radius: 10px;
  font-weight: 700;
}

.sidebar-footer {
  padding: 12px 8px;
  border-top: 1px solid rgba(255,255,255,.07);
}
.sidebar-footer .nav-item { color: rgba(255,255,255,.5); }

/* ── MAIN CONTENT ────────────────────────────────────── */
.main-content {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ── TOP HEADER ──────────────────────────────────────── */
.topbar {
  height: var(--header-h);
  background: var(--card);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 24px;
  gap: 16px;
  position: sticky;
  top: 0;
  z-index: 900;
  box-shadow: var(--shadow);
}
.topbar-toggle {
  display: none;
  background: none; border: none; cursor: pointer;
  color: var(--text); font-size: 20px; padding: 4px;
}
.topbar-title { font-size: 16px; font-weight: 700; color: var(--text); }
.topbar-spacer { flex: 1; }
.topbar-actions { display:flex; align-items:center; gap:8px; }
.topbar-icon-btn {
  width: 36px; height: 36px;
  border-radius: 8px;
  background: var(--bg);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; font-size: 16px; color: var(--text-muted);
  transition: all var(--transition);
  position: relative;
}
.topbar-icon-btn:hover { background: var(--accent); color: #fff; border-color: var(--accent); }
.notif-dot {
  position: absolute; top: 4px; right: 4px;
  width: 8px; height: 8px;
  background: var(--danger); border-radius: 50%;
  border: 2px solid var(--card);
}

/* ── PAGE CONTENT ────────────────────────────────────── */
.page-content { flex:1; padding: 24px; }
.page-header { margin-bottom: 24px; }
.page-header h1 { font-size: 22px; font-weight: 800; color: var(--text); }
.page-header p  { color: var(--text-muted); font-size: 13px; margin-top: 4px; }
.page-header .header-actions { float:right; display:flex; gap:8px; margin-top:-4px; }

/* ── STATS CARDS ─────────────────────────────────────── */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px,1fr)); gap:16px; margin-bottom:24px; }
.stat-card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 20px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  gap: 16px;
  transition: transform var(--transition), box-shadow var(--transition);
}
.stat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.stat-card .stat-icon {
  width: 52px; height: 52px;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; flex-shrink: 0;
}
.stat-card .stat-icon.blue   { background: rgba(59,130,246,.12); color: var(--accent); }
.stat-card .stat-icon.green  { background: rgba(16,185,129,.12); color: var(--success); }
.stat-card .stat-icon.yellow { background: rgba(245,158,11,.12); color: var(--warning); }
.stat-card .stat-icon.red    { background: rgba(239,68,68,.12);  color: var(--danger); }
.stat-card .stat-icon.cyan   { background: rgba(6,182,212,.12);  color: var(--info); }
.stat-card .stat-num  { font-size: 28px; font-weight: 800; color: var(--text); line-height:1; }
.stat-card .stat-label{ font-size: 12px; color: var(--text-muted); margin-top:4px; }

/* ── CARDS ───────────────────────────────────────────── */
.card {
  background: var(--card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  overflow: hidden;
  margin-bottom: 20px;
}
.card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
}
.card-header h3 { font-size: 14px; font-weight: 700; }
.card-body { padding: 20px; }
.card-footer {
  padding: 12px 20px;
  border-top: 1px solid var(--border);
  background: var(--bg);
}

/* ── TABLE ───────────────────────────────────────────── */
.table-wrap { overflow-x: auto; }
table.data-table {
  width: 100%; border-collapse: collapse;
  font-size: 13px;
}
table.data-table th {
  background: var(--bg);
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .5px;
  text-transform: uppercase;
  padding: 10px 14px;
  text-align: left;
  border-bottom: 2px solid var(--border);
  white-space: nowrap;
}
table.data-table td {
  padding: 11px 14px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
table.data-table tr:hover td { background: rgba(59,130,246,.04); }
table.data-table tr:last-child td { border-bottom: none; }

/* ── BADGES ──────────────────────────────────────────── */
.badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 10px; border-radius: 20px;
  font-size: 11px; font-weight: 600;
}
.badge-pending     { background: #fef3c7; color: #92400e; }
.badge-in_progress { background: #dbeafe; color: #1e40af; }
.badge-resolved    { background: #d1fae5; color: #065f46; }
.badge-rejected    { background: #fee2e2; color: #991b1b; }
.badge-admin       { background: #ede9fe; color: #5b21b6; }
.badge-teacher     { background: #cffafe; color: #0e7490; }
.badge-student     { background: #dcfce7; color: #166534; }
.badge-subcr       { background: #fce7f3; color: #9d174d; }
.badge-active      { background: #d1fae5; color: #065f46; }
.badge-inactive    { background: #f1f5f9; color: #64748b; }

/* ── FORMS ───────────────────────────────────────────── */
.form-group { margin-bottom: 16px; }
.form-label { display:block; font-size:12px; font-weight:600; color:var(--text-muted); margin-bottom:6px; text-transform:uppercase; letter-spacing:.4px; }
.form-control {
  width: 100%;
  padding: 9px 13px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 13px;
  transition: all var(--transition);
  outline: none;
}
.form-control:focus { border-color: var(--accent); background: var(--card); box-shadow: 0 0 0 3px rgba(59,130,246,.12); }
.form-control::placeholder { color: var(--text-muted); opacity: .6; }
textarea.form-control { resize:vertical; min-height:100px; }
select.form-control { cursor:pointer; }
.form-text { font-size:11px; color:var(--text-muted); margin-top:4px; }
.form-error{ font-size:11px; color:var(--danger); margin-top:4px; }

/* ── BUTTONS ─────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 16px;
  border-radius: 8px;
  font-family: var(--font);
  font-size: 13px;
  font-weight: 600;
  border: none; cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary   { background: var(--accent); color: #fff; }
.btn-primary:hover   { background: var(--accent-h); transform:translateY(-1px); box-shadow:0 4px 12px rgba(59,130,246,.35); }
.btn-success   { background: var(--success); color: #fff; }
.btn-success:hover   { filter:brightness(1.1); }
.btn-danger    { background: var(--danger); color: #fff; }
.btn-danger:hover    { filter:brightness(1.1); }
.btn-warning   { background: var(--warning); color: #fff; }
.btn-secondary { background: var(--bg); color: var(--text); border: 1.5px solid var(--border); }
.btn-secondary:hover { background: var(--border); }
.btn-outline   { background: transparent; color: var(--accent); border: 1.5px solid var(--accent); }
.btn-outline:hover   { background: var(--accent); color: #fff; }
.btn-sm { padding: 5px 11px; font-size: 12px; }
.btn-lg { padding: 11px 22px; font-size: 14px; }
.btn-icon { padding: 7px; border-radius: 7px; }
.btn:disabled { opacity: .5; cursor: not-allowed; transform: none !important; }

/* ── ALERTS ──────────────────────────────────────────── */
.alert { padding: 12px 16px; border-radius: 8px; font-size: 13px; margin-bottom: 16px; display:flex; align-items:flex-start; gap:10px; }
.alert-success { background: #d1fae5; color: #065f46; border-left: 4px solid var(--success); }
.alert-danger  { background: #fee2e2; color: #991b1b; border-left: 4px solid var(--danger); }
.alert-warning { background: #fef3c7; color: #92400e; border-left: 4px solid var(--warning); }
.alert-info    { background: #e0f2fe; color: #0369a1; border-left: 4px solid var(--info); }

/* ── MODAL ───────────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(15,36,68,.6);
  backdrop-filter: blur(4px);
  z-index: 2000;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none;
  transition: opacity var(--transition);
}
.modal-overlay.active { opacity: 1; pointer-events: all; }
.modal {
  background: var(--card);
  border-radius: 14px;
  width: min(600px, 95vw);
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  transform: scale(.95) translateY(20px);
  transition: transform var(--transition);
}
.modal-overlay.active .modal { transform: scale(1) translateY(0); }
.modal-header { padding: 20px 24px 16px; border-bottom: 1px solid var(--border); display:flex; align-items:center; justify-content:space-between; }
.modal-header h4 { font-size:16px; font-weight:700; }
.modal-close { background:none; border:none; font-size:20px; cursor:pointer; color:var(--text-muted); padding:4px; border-radius:6px; }
.modal-close:hover { background:var(--bg); color:var(--danger); }
.modal-body { padding: 20px 24px; }
.modal-footer { padding: 14px 24px; border-top:1px solid var(--border); display:flex; gap:8px; justify-content:flex-end; }

/* ── SEARCH + FILTER BAR ─────────────────────────────── */
.filter-bar { display:flex; gap:10px; flex-wrap:wrap; margin-bottom:16px; }
.filter-bar .form-control { width: auto; min-width:140px; }
.search-input-wrap { position:relative; }
.search-input-wrap input { padding-left: 36px; }
.search-input-wrap .search-icon { position:absolute; left:11px; top:50%; transform:translateY(-50%); color:var(--text-muted); font-size:14px; }

/* ── PAGINATION ──────────────────────────────────────── */
.pagination { display:flex; gap:4px; align-items:center; justify-content:center; padding:16px 0 0; }
.page-btn {
  min-width:32px; height:32px;
  border-radius:6px; border: 1.5px solid var(--border);
  background:var(--card); color:var(--text);
  font-size:12px; font-weight:600; cursor:pointer;
  display:flex; align-items:center; justify-content:center;
  transition: all var(--transition); text-decoration:none;
}
.page-btn:hover  { border-color:var(--accent); color:var(--accent); }
.page-btn.active { background:var(--accent); border-color:var(--accent); color:#fff; }
.page-btn:disabled { opacity:.4; cursor:not-allowed; }

/* ── TICKET CARD ─────────────────────────────────────── */
.ticket-card {
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 12px;
  background: var(--card);
  transition: all var(--transition);
  cursor: pointer;
}
.ticket-card:hover { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(59,130,246,.1); }
.ticket-card .ticket-top { display:flex; align-items:center; gap:10px; margin-bottom:8px; }
.ticket-no { font-family:var(--mono); font-size:11px; background:var(--bg); padding:2px 8px; border-radius:4px; color:var(--text-muted); }

/* ── FILE UPLOAD ─────────────────────────────────────── */
.file-drop-zone {
  border: 2px dashed var(--border);
  border-radius: 10px;
  padding: 28px;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition);
  color: var(--text-muted);
}
.file-drop-zone:hover, .file-drop-zone.drag-over { border-color: var(--accent); background: rgba(59,130,246,.04); color: var(--accent); }
.file-drop-zone .drop-icon { font-size: 32px; margin-bottom: 8px; }

/* ── CHART PLACEHOLDER ───────────────────────────────── */
.chart-container { position:relative; height:240px; }

/* ── EMPTY STATE ─────────────────────────────────────── */
.empty-state { text-align:center; padding:48px 24px; color:var(--text-muted); }
.empty-state .empty-icon { font-size:48px; opacity:.4; margin-bottom:12px; }
.empty-state h3 { font-size:16px; font-weight:600; color:var(--text); margin-bottom:6px; }

/* ── TOAST ───────────────────────────────────────────── */
#toast-container { position:fixed; bottom:20px; right:20px; z-index:9999; display:flex; flex-direction:column; gap:8px; }
.toast {
  background: var(--navy-mid);
  color: #fff;
  padding: 12px 18px;
  border-radius: 10px;
  font-size: 13px;
  box-shadow: var(--shadow-lg);
  display:flex; align-items:center; gap:10px;
  animation: slideIn .3s ease;
  max-width: 320px;
}
.toast.success { border-left:4px solid var(--success); }
.toast.error   { border-left:4px solid var(--danger); }
.toast.info    { border-left:4px solid var(--info); }
@keyframes slideIn { from{transform:translateX(100px);opacity:0} to{transform:none;opacity:1} }
@keyframes slideOut{ to{transform:translateX(120px);opacity:0} }

/* ── CAPTCHA BOX ─────────────────────────────────────── */
.captcha-box {
  display:inline-flex; align-items:center; gap:12px;
  background: var(--navy);
  color:#fff;
  padding: 10px 16px;
  border-radius: 8px;
  font-family: var(--mono);
  font-size: 16px; font-weight:700;
  letter-spacing: 2px;
  user-select: none;
}
.captcha-box .refresh-btn { background:none; border:none; color:rgba(255,255,255,.6); cursor:pointer; font-size:14px; }
.captcha-box .refresh-btn:hover { color:#fff; }

/* ── AUTH PAGES ──────────────────────────────────────── */
.auth-page {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--navy) 0%, #0a1f3d 40%, #162d52 100%);
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
  position: relative;
  overflow: hidden;
}
.auth-page::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 30% 70%, rgba(59,130,246,.15) 0%, transparent 60%),
              radial-gradient(ellipse at 70% 20%, rgba(6,182,212,.1) 0%, transparent 50%);
}
.auth-grid { display:grid; grid-template-columns:1fr 1fr; max-width:960px; width:100%; gap:0; border-radius:20px; overflow:hidden; box-shadow:0 24px 64px rgba(0,0,0,.4); position:relative; z-index:1; }
.auth-brand { background:linear-gradient(160deg, rgba(59,130,246,.2),rgba(6,182,212,.1)); padding:48px 40px; display:flex; flex-direction:column; justify-content:space-between; border-right:1px solid rgba(255,255,255,.08); }
.auth-brand .brand-logo { display:flex; align-items:center; gap:14px; margin-bottom:48px; }
.auth-brand .brand-logo .logo-box { width:52px;height:52px;background:linear-gradient(135deg,var(--accent),var(--info));border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:800;color:#fff; }
.auth-brand .brand-logo .brand-name { color:#fff; }
.auth-brand .brand-logo .brand-name strong { display:block;font-size:18px;font-weight:800; }
.auth-brand .brand-logo .brand-name small  { display:block;font-size:11px;color:rgba(255,255,255,.5);margin-top:2px; }
.auth-brand h2 { color:#fff;font-size:26px;font-weight:800;line-height:1.3;margin-bottom:16px; }
.auth-brand p  { color:rgba(255,255,255,.6);font-size:13px;line-height:1.7; }
.auth-features { margin-top:auto;display:flex;flex-direction:column;gap:10px; }
.auth-feature  { display:flex;align-items:center;gap:10px;color:rgba(255,255,255,.7);font-size:12px; }
.auth-feature .feat-icon { width:28px;height:28px;background:rgba(255,255,255,.1);border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:14px;flex-shrink:0; }
.auth-form-panel { background:var(--card);padding:48px 40px; }
.auth-form-panel h3 { font-size:22px;font-weight:800;margin-bottom:6px; }
.auth-form-panel .sub { color:var(--text-muted);font-size:13px;margin-bottom:28px; }

/* ── RESPONSIVE ──────────────────────────────────────── */
@media (max-width:991px) {
  .auth-grid { grid-template-columns:1fr; max-width:460px; }
  .auth-brand { display:none; }
}
@media (max-width:768px) {
  .sidebar { transform:translateX(-100%); }
  .sidebar.open { transform:none; }
  .main-content { margin-left:0; }
  .topbar-toggle { display:flex; }
  .stats-grid { grid-template-columns:1fr 1fr; }
  .page-content { padding:16px; }
  .filter-bar { flex-direction:column; }
  .filter-bar .form-control { width:100%; }
}
@media (max-width:480px) {
  .stats-grid { grid-template-columns:1fr; }
  .auth-form-panel { padding:28px 20px; }
}

/* ── UTILITIES ───────────────────────────────────────── */
.d-flex   { display:flex; }
.align-center { align-items:center; }
.justify-between { justify-content:space-between; }
.gap-2    { gap:8px; }
.gap-3    { gap:12px; }
.mt-1     { margin-top:4px; }
.mt-2     { margin-top:8px; }
.mt-3     { margin-top:12px; }
.mb-3     { margin-bottom:12px; }
.text-muted { color:var(--text-muted); }
.text-small { font-size:12px; }
.fw-bold  { font-weight:700; }
.overflow-hidden { overflow:hidden; }
.w-100    { width:100%; }
.row { display:grid; gap:20px; }
.col-2    { grid-template-columns:1fr 1fr; }
.col-3    { grid-template-columns:1fr 1fr 1fr; }
.col-4    { grid-template-columns:1fr 1fr 1fr 1fr; }
@media(max-width:768px){.col-2,.col-3,.col-4{grid-template-columns:1fr;}}
.spinner  { width:20px;height:20px;border:2.5px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite;display:inline-block; }
@keyframes spin{to{transform:rotate(360deg)}}
.skeleton { background:linear-gradient(90deg,var(--border) 25%,var(--bg) 50%,var(--border) 75%);background-size:200%;animation:skel 1.4s infinite;border-radius:4px; }
@keyframes skel{0%{background-position:200%}100%{background-position:-200%}}