/* ═══════════════════════════════════════════════════════════════
   KB360 — "AZURE" THEME (2026 redesign)
   Loaded LAST. A pure re-skin: typography, color, depth, surfaces.
   No layout/positioning changes outside the login screen.
   ═══════════════════════════════════════════════════════════════ */

:root {
  /* Cooler, cleaner slate grays (replaces the older warm grays) */
  --gray-50:  #F8FAFC;
  --gray-100: #F1F5F9;
  --gray-200: #E2E8F0;
  --gray-300: #CBD5E1;
  --gray-400: #94A3B8;
  --gray-500: #64748B;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1E293B;
  --gray-900: #0F172A;

  /* Theme tokens */
  --surface: #ffffff;
  --canvas: #F4F6FA;
  --hairline: #E6EBF2;
  --ink: #0F172A;
  --ink-soft: #64748B;
  --blue-bright: #1273E6;
  --navy-1: #0B1B33;          /* sidebar top */
  --navy-2: #0A1527;          /* sidebar bottom */
  --shadow-xs: 0 1px 2px rgba(16, 24, 40, .05);
  --shadow-sm: 0 1px 2px rgba(16, 24, 40, .05), 0 2px 6px rgba(16, 24, 40, .05);
  --shadow-md: 0 4px 10px rgba(16, 24, 40, .06), 0 2px 4px rgba(16, 24, 40, .04);
  --shadow-lg: 0 12px 32px rgba(16, 24, 40, .12), 0 4px 10px rgba(16, 24, 40, .06);
  --radius-card: 16px;
}

/* ── TYPOGRAPHY ─────────────────────────────────────────────── */
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--canvas);
  color: var(--ink);
  font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11';
}
.page-title, .topbar-title, .login-title, .kpi-value, .chart-title,
.table-header h3, .esc-title, .mon-detail-title {
  letter-spacing: -0.02em;
}
.kpi-value, .ms-stat-val, .donut-center .big, .fin-total {
  font-variant-numeric: tabular-nums;
}
.page-title { font-size: 24px; color: var(--gray-900); }
.page-sub { color: var(--gray-500); }

/* ═══════════════════════════════════════════════════════════════
   LOGIN — aurora backdrop + glass card
   ═══════════════════════════════════════════════════════════════ */
#login-screen {
  background: #071328;
  position: fixed;
  overflow: hidden;
  overflow-y: auto;
}
#login-screen::before,
#login-screen::after {
  content: '';
  position: fixed;
  width: 130vmax; height: 130vmax;
  left: 50%; top: 50%;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
}
#login-screen::before {
  background:
    radial-gradient(closest-side at 32% 30%, rgba(18, 115, 230, .55), transparent 62%),
    radial-gradient(closest-side at 70% 62%, rgba(0, 163, 163, .40), transparent 58%),
    radial-gradient(closest-side at 58% 26%, rgba(139, 92, 246, .28), transparent 55%);
  transform: translate(-50%, -50%);
  animation: kb-aurora 26s ease-in-out infinite alternate;
  filter: blur(50px);
}
#login-screen::after {
  background:
    radial-gradient(closest-side at 44% 70%, rgba(0, 87, 184, .35), transparent 60%),
    radial-gradient(closest-side at 66% 34%, rgba(0, 200, 200, .22), transparent 55%);
  transform: translate(-50%, -50%) rotate(40deg);
  animation: kb-aurora 34s ease-in-out infinite alternate-reverse;
  filter: blur(60px);
}
@keyframes kb-aurora {
  0%   { transform: translate(-52%, -50%) rotate(0deg) scale(1); }
  50%  { transform: translate(-48%, -52%) rotate(18deg) scale(1.08); }
  100% { transform: translate(-51%, -47%) rotate(-14deg) scale(1.02); }
}
.login-card {
  position: relative; z-index: 1;
  background: rgba(255, 255, 255, .96);
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, .55);
  border-radius: 24px;
  padding: 44px 40px 36px;
  box-shadow: 0 40px 100px rgba(2, 8, 22, .55), 0 8px 24px rgba(2, 8, 22, .30);
}
.login-logo {
  width: 68px; height: 68px;
  margin: 0 auto 18px;
  display: flex; align-items: center; justify-content: center;
  font-size: 34px;
  border-radius: 20px;
  background: linear-gradient(135deg, var(--blue) 0%, var(--teal) 100%);
  box-shadow: 0 10px 26px rgba(0, 87, 184, .45), inset 0 1px 0 rgba(255, 255, 255, .35);
}
.login-title {
  font-size: 27px; font-weight: 800; color: var(--gray-900);
  background: linear-gradient(120deg, #0B2A55, var(--blue) 55%, var(--teal));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.login-subtitle { color: var(--gray-500); letter-spacing: .01em; }
.login-card label { color: var(--gray-600); font-weight: 600; letter-spacing: .02em; }
.login-card select, .login-card input {
  background: var(--gray-50);
  border: 1.5px solid var(--gray-200);
  border-radius: 12px;
  padding: 12px 14px;
  transition: border-color .18s, box-shadow .18s, background .18s;
}
.login-card select:focus, .login-card input:focus {
  background: #fff;
  border-color: var(--blue-bright);
  box-shadow: 0 0 0 4px rgba(18, 115, 230, .13);
}
.btn-login {
  background: linear-gradient(180deg, var(--blue-bright), var(--blue));
  border-radius: 12px;
  padding: 13px;
  letter-spacing: .01em;
  box-shadow: 0 8px 20px rgba(0, 87, 184, .40), inset 0 1px 0 rgba(255, 255, 255, .22);
}
.btn-login:hover {
  background: linear-gradient(180deg, #1a7ceb, #0060cc);
  box-shadow: 0 10px 26px rgba(0, 87, 184, .5);
}

/* ═══════════════════════════════════════════════════════════════
   SIDEBAR — deep navy, glowing active state
   ═══════════════════════════════════════════════════════════════ */
.sidebar {
  background: linear-gradient(180deg, var(--navy-1) 0%, var(--navy-2) 100%);
  color: #B5C3D8;
  border-right: 1px solid rgba(255, 255, 255, .06);
  scrollbar-color: rgba(255, 255, 255, .16) transparent;
}
.sidebar::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, .16); }
.sidebar-brand { border-bottom: 1px solid rgba(255, 255, 255, .07); }
.sidebar-brand .logo {
  border-radius: 11px;
  background: linear-gradient(135deg, var(--blue-bright) 0%, var(--teal) 100%);
  box-shadow: 0 4px 14px rgba(18, 115, 230, .45), inset 0 1px 0 rgba(255, 255, 255, .3);
}
.sidebar-brand .brand-text { color: #fff; }
.sidebar-brand .brand-sub { color: #6D82A3; }
.sidebar-user { border-bottom: 1px solid rgba(255, 255, 255, .07); }
.sidebar-user .user-name { color: #E9EFF8; }
.sidebar-user .user-role { color: #6D82A3; }
.nav-section { color: #566B8E; letter-spacing: .9px; }
.nav-item { color: #A9B9D0; font-weight: 500; }
.nav-item:hover { background: rgba(255, 255, 255, .06); color: #fff; }
.nav-item.active {
  background: linear-gradient(90deg, rgba(18, 115, 230, .28), rgba(18, 115, 230, .10));
  color: #fff;
  font-weight: 600;
  box-shadow: inset 3px 0 0 var(--blue-bright), 0 0 0 1px rgba(18, 115, 230, .18) inset;
}
.nav-item.active .nav-icon { opacity: 1; }
.nav-badge {
  background: var(--orange);
  box-shadow: 0 2px 8px rgba(255, 107, 43, .45);
}

/* ═══════════════════════════════════════════════════════════════
   TOPBAR — frosted glass
   ═══════════════════════════════════════════════════════════════ */
.topbar {
  background: rgba(255, 255, 255, .82);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--hairline);
}
.topbar-title { color: var(--gray-900); }
.topbar-location {
  background: #EAF2FD;
  border: 1px solid rgba(18, 115, 230, .18);
  border-radius: 99px;
  transition: background .15s, box-shadow .15s;
}
.topbar-location:hover { background: #DFECFC; box-shadow: var(--shadow-xs); }
.topbar-avatar {
  background: linear-gradient(135deg, var(--blue-bright), var(--teal));
  box-shadow: 0 0 0 2px #fff, 0 0 0 4px rgba(18, 115, 230, .30), 0 2px 8px rgba(16, 24, 40, .15);
}

/* ═══════════════════════════════════════════════════════════════
   SURFACES — cards, tables, modals
   ═══════════════════════════════════════════════════════════════ */
.kpi-card {
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-sm);
}
.kpi-card:hover { box-shadow: var(--shadow-md); }
.kpi-label { color: var(--gray-500); }
.kpi-value { color: var(--gray-900); font-weight: 800; }

.chart-card, .table-card, .fin-card, .ms-report-card, .esc-card,
.brain-stat-card, .brain-inbox-card, .sa-chat-panel {
  border: 1px solid var(--hairline);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-xs);
}
.table-card:hover { box-shadow: var(--shadow-sm); }
.table-header { border-bottom: 1px solid var(--gray-100); }

table { font-size: 13px; }
thead th {
  background: var(--gray-50);
  color: var(--gray-500);
  letter-spacing: .6px;
}
tbody td { border-top: 1px solid #EEF2F7; }
tbody tr:hover { background: #F6F9FD; }

.modal {
  border-radius: 20px;
  border: 1px solid var(--hairline);
  box-shadow: var(--shadow-lg);
}
.modal-overlay { background: rgba(8, 15, 30, .5); }

/* ── Buttons ────────────────────────────────────────────────── */
.btn-sm { border-radius: 9px; }
.btn-primary {
  background: linear-gradient(180deg, var(--blue-bright), var(--blue));
  box-shadow: 0 1px 2px rgba(16, 24, 40, .1), 0 2px 8px rgba(0, 87, 184, .25);
  border: none;
}
.btn-primary:hover { background: linear-gradient(180deg, #1a7ceb, #0060cc); }
.btn-outline {
  border: 1.5px solid var(--gray-200);
  color: var(--gray-700);
  background: #fff;
  box-shadow: var(--shadow-xs);
}
.btn-outline:hover { border-color: var(--blue-bright); color: var(--blue); background: #F3F8FE; }

/* ── Tabs ───────────────────────────────────────────────────── */
.tabs { background: #EAEEF5; border-radius: 11px; padding: 4px; }
.tab { border-radius: 8px; color: var(--gray-500); }
.tab.active { box-shadow: 0 1px 3px rgba(16, 24, 40, .12), 0 1px 2px rgba(16, 24, 40, .06); }

/* ── Forms ──────────────────────────────────────────────────── */
.form-group input, .form-group select, .form-group textarea {
  border-radius: 10px;
  background: #fff;
  transition: border-color .15s, box-shadow .15s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--blue-bright);
  box-shadow: 0 0 0 3.5px rgba(18, 115, 230, .12);
}

/* ── Pipeline / kanban ──────────────────────────────────────── */
.pipeline-col { background: #EDF1F7; border-radius: 14px; }
.candidate-card { border: 1px solid var(--hairline); box-shadow: var(--shadow-xs); border-radius: 12px; }
.candidate-card:hover { box-shadow: var(--shadow-md); }

/* ── Misc components ────────────────────────────────────────── */
.report-btn { border-radius: 11px; border-color: var(--gray-200); box-shadow: var(--shadow-xs); }
.student-card { border: 1px solid var(--hairline); border-radius: var(--radius-card); box-shadow: var(--shadow-xs); }
.toast { border-radius: 12px; box-shadow: var(--shadow-lg); }
.badge { border-radius: 99px; font-weight: 600; }

/* ═══════════════════════════════════════════════════════════════
   DARK MODE — keep the toggle working with the new skin
   ═══════════════════════════════════════════════════════════════ */
[data-theme="dark"] body { background: #0D1220; }
[data-theme="dark"] .topbar {
  background: rgba(19, 25, 40, .85);
  border-bottom-color: rgba(255, 255, 255, .07);
}
[data-theme="dark"] .topbar-title { color: #F1F5F9; }
[data-theme="dark"] .topbar-location { background: rgba(18, 115, 230, .16); border-color: rgba(18, 115, 230, .3); }
[data-theme="dark"] .chart-card, [data-theme="dark"] .table-card,
[data-theme="dark"] .fin-card, [data-theme="dark"] .ms-report-card,
[data-theme="dark"] .esc-card, [data-theme="dark"] .kpi-card,
[data-theme="dark"] .modal, [data-theme="dark"] .candidate-card,
[data-theme="dark"] .student-card {
  background: #161D2E;
  border-color: rgba(255, 255, 255, .07);
}
[data-theme="dark"] .kpi-value, [data-theme="dark"] .page-title { color: #F1F5F9; }
[data-theme="dark"] thead th { background: #131928; color: #7C8BA5; }
[data-theme="dark"] tbody td { border-top-color: rgba(255, 255, 255, .06); }
[data-theme="dark"] tbody tr:hover { background: rgba(18, 115, 230, .07); }
[data-theme="dark"] .tabs { background: #131928; }
[data-theme="dark"] .tab.active { background: #232D44; color: #F1F5F9; }
[data-theme="dark"] .pipeline-col { background: #131928; }
[data-theme="dark"] .form-group input, [data-theme="dark"] .form-group select,
[data-theme="dark"] .form-group textarea { background: #131928; border-color: rgba(255,255,255,.1); color: #E2E8F0; }

/* Reduced motion: kill the aurora drift */
@media (prefers-reduced-motion: reduce) {
  #login-screen::before, #login-screen::after { animation: none !important; }
}

/* ── KB360 brand lockup (2026-07-05 rebrand: orange ring + KB360 wordmark) ── */
.login-brand { width: 290px; max-width: 92%; margin: 0 auto 4px; }
.login-brand svg { width: 100%; height: auto; display: block; }
.sidebar-brand { display: block; }
.sidebar-brand .brand-lockup { width: 168px; max-width: 100%; height: auto; display: block; margin: 0 0 5px; }