/* ============================================================================
   NGO FS — Modern Skin
   Loaded AFTER the built CSS in index.html. Overrides design tokens and
   polishes specific selectors. Layout, components and JS behaviour are
   completely untouched. Rollback = remove the <link> tag from index.html.
   ============================================================================ */

/* ── Calibri webfont (self-hosted from server's /assets/fonts/) ──────────── */
@font-face {
  font-family: 'Calibri-Web';
  src: url('/assets/fonts/calibri.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Calibri-Web';
  src: url('/assets/fonts/calibrib.ttf') format('truetype');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Calibri-Web';
  src: url('/assets/fonts/calibrii.ttf') format('truetype');
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: 'Calibri-Web';
  src: url('/assets/fonts/calibriz.ttf') format('truetype');
  font-weight: 700;
  font-style: italic;
  font-display: swap;
}

/* ── Design tokens (override :root in main CSS) ──────────────────────────── */
:root {
  /* Surfaces — soft blue-tinted off-white, deeper text, brand-blue primary */
  --bg:        #FAFBFF;
  --surface:   #FFFFFF;
  --border:    #EEF0F5;
  --border2:   #DDE3ED;

  --text:      #0A0F1E;
  --text2:     #5C667A;
  --text3:     #9CA3AF;

  /* Brand-blue primary (matches castudio.ai landing) */
  --primary:   #2454FF;
  --primary-h: #1A3FD4;

  /* Slightly richer status colors */
  --success:   #059669;
  --danger:    #DC2626;
  --warn:      #D97706;

  /* Larger surfaces feel more premium — keep --sidebar-w / --header-h
     identical so we don't disturb any positional calculations the SPA does. */

  /* Layered, softer shadows */
  --shadow:    0 1px 2px rgba(15,23,42,0.04), 0 1px 3px rgba(15,23,42,0.04);
  --shadow-md: 0 12px 40px rgba(15,23,42,0.10), 0 2px 12px rgba(15,23,42,0.05);
}

/* ── Typography ───────────────────────────────────────────────────────────
   The font picker (bottom-right "Aa" button) sets these CSS variables on
   the document root. Default values fall through when no choice is set. */
body {
  font-family: var(--user-font-body, 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif);
  font-size: 14px;
  letter-spacing: -0.005em;
  background:
    radial-gradient(circle at 100% -10%, rgba(36,84,255,0.05), transparent 55%),
    radial-gradient(circle at -10% 110%, rgba(36,84,255,0.03), transparent 50%),
    var(--bg);
  background-attachment: fixed;
}

/* Heading font + tighter tracking for a modern feel */
.topbar-title,
.page-header h2,
.page-header h3,
.card-header h3,
.modal-header h3,
.auth-logo h1,
.empty-state h4,
.sidebar-logo h2 {
  font-family: var(--user-font-heading, 'Plus Jakarta Sans', 'Inter', -apple-system, sans-serif);
  letter-spacing: var(--user-letter-spacing, -0.025em);
}

/* ── Sidebar — subtle gradient, brighter active state, animated indicator ── */
.sidebar {
  background: linear-gradient(180deg, #0A0F1E 0%, #161A2E 60%, #1A1E33 100%);
  border-right: 1px solid rgba(255,255,255,0.04);
}
.sidebar-logo {
  padding: 18px 16px 14px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.sidebar-logo h2 {
  font-size: 15px;
  background: linear-gradient(180deg, #FFFFFF 0%, #C7D4FF 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.nav-section {
  font-size: 10px;
  letter-spacing: 0.12em;
  color: #4B5570;
  padding: 14px 10px 6px;
}
.nav-link {
  border-radius: 8px;
  padding: 8px 11px;
  font-size: 13px;
  margin-bottom: 1px;
  transition: all 0.18s ease;
  position: relative;
}
.nav-link:hover {
  background: rgba(255,255,255,0.05);
  color: #E2E8F0;
}
.nav-link.active {
  background: linear-gradient(90deg, rgba(36,84,255,0.18) 0%, rgba(36,84,255,0.05) 100%);
  color: #BFCFFF;
  font-weight: 600;
}
.nav-link.active::before {
  content: ''; position: absolute; left: 0; top: 7px; bottom: 7px;
  width: 3px; background: var(--primary);
  border-radius: 0 3px 3px 0;
  box-shadow: 0 0 8px rgba(36,84,255,0.5);
}
.nav-link svg { transition: transform 0.18s ease; }
.nav-link:hover svg { transform: translateX(1px); }
.sidebar-footer {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 12px 14px;
}
.sidebar-footer strong { color: #E2E8F0; }

/* ── Topbar — frosted glass effect ──────────────────────────────────────── */
.topbar {
  background: rgba(255,255,255,0.85);
  backdrop-filter: saturate(1.6) blur(16px);
  -webkit-backdrop-filter: saturate(1.6) blur(16px);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
}
.topbar-title { font-size: 14.5px; font-weight: 700; }

/* ── Page content & header ──────────────────────────────────────────────── */
.page-content { padding: 22px 24px; }
.page-header { margin-bottom: 20px; }
.page-header h2 {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.035em;
  color: var(--text);
}
.page-header p {
  font-size: 13.5px;
  color: var(--text2);
  margin-top: 4px;
}

/* ── Cards — bigger radius, softer shadow, hover lift ───────────────────── */
.card {
  border-radius: 14px;
  border: 1px solid var(--border);
  box-shadow: 0 1px 2px rgba(15,23,42,0.03);
  transition: box-shadow 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}
.card:hover {
  border-color: #DDE3ED;
  box-shadow: 0 6px 24px rgba(15,23,42,0.06);
}
.card-header {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
}
.card-header h3 { font-size: 14px; font-weight: 700; }
.card-body { padding: 18px; }

/* ── Buttons — bolder primary, tactile hover, modern radius ────────────── */
.btn {
  border-radius: 8px;
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: -0.005em;
  transition: all 0.16s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--primary);
  border-color: var(--primary);
  box-shadow: 0 1px 2px rgba(36,84,255,0.18), 0 4px 14px rgba(36,84,255,0.18);
}
.btn-primary:hover {
  background: var(--primary-h);
  box-shadow: 0 2px 4px rgba(36,84,255,0.25), 0 8px 20px rgba(36,84,255,0.22);
}

.btn-outline {
  background: var(--surface);
  border: 1px solid var(--border2);
  color: var(--text);
}
.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(36,84,255,0.04);
}

.btn-success {
  box-shadow: 0 1px 2px rgba(5,150,105,0.18), 0 4px 14px rgba(5,150,105,0.15);
}
.btn-danger {
  box-shadow: 0 1px 2px rgba(220,38,38,0.18), 0 4px 14px rgba(220,38,38,0.15);
}
.btn-ghost { color: var(--text2); }
.btn-ghost:hover { background: rgba(36,84,255,0.06); color: var(--primary); transform: none; }

.btn-sm { padding: 6px 12px; font-size: 12px; border-radius: 7px; }

/* ── Forms — bigger inputs, modern focus rings ──────────────────────────── */
.form-label {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.005em;
  margin-bottom: 6px;
}
.form-control {
  border: 1px solid var(--border2);
  border-radius: 9px;
  padding: 9px 12px;
  font-size: 13.5px;
  background: var(--surface);
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.form-control:hover { border-color: #C0C9D8; }
.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(36,84,255,0.12);
  background: var(--surface);
}
.form-control[readonly], .form-control:disabled { background: #F7F9FC; }
.form-row { gap: 14px; }
.form-hint { font-size: 11.5px; color: var(--text3); margin-top: 4px; }

/* ── Tables — cleaner headers, smoother rows ────────────────────────────── */
table.data-table { font-size: 13.5px; }
.data-table th {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #6B7280;
  background: #F7F8FB;
  padding: 10px 14px;
  border-bottom: 1px solid #E5E8EE;
}
.data-table td {
  padding: 11px 14px;
  border-bottom: 1px solid #F2F4F8;
}
.data-table tr:hover td {
  background: #F9FAFE;
}

/* ── Badges — sharper rectangles, bolder colors ─────────────────────────── */
.badge {
  border-radius: 6px;
  padding: 3px 9px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.badge-green  { background: #ECFDF5; color: #047857; }
.badge-blue   { background: #EEF2FF; color: #4338CA; }
.badge-amber  { background: #FFF7E6; color: #B45309; }
.badge-red    { background: #FEF2F2; color: #B91C1C; }
.badge-gray   { background: #F3F4F6; color: #6B7280; }
.badge-purple { background: #F5F3FF; color: #6D28D9; }

/* ── Alerts — softer borders ────────────────────────────────────────────── */
.alert {
  border-radius: 10px;
  padding: 11px 14px;
  font-size: 13px;
  border-width: 1px;
}
.alert-info    { background: #F0F4FF; border-color: #DDE7FF; color: #1E40AF; border-left: 3px solid var(--primary); }
.alert-success { background: #ECFDF5; border-color: #BBF7D0; color: #065F46; border-left: 3px solid var(--success); }
.alert-warn    { background: #FFF8EC; border-color: #FCE7B6; color: #78350F; border-left: 3px solid var(--warn); }
.alert-danger  { background: #FEF3F3; border-color: #FCA5A5; color: #991B1B; border-left: 3px solid var(--danger); }

/* ── Tabs — active state with subtle background ────────────────────────── */
.tabs {
  gap: 2px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 18px;
}
.tab {
  font-size: 13px;
  font-weight: 600;
  padding: 9px 14px;
  border-radius: 8px 8px 0 0;
  border-bottom: 2px solid transparent;
  transition: all 0.16s ease;
}
.tab:hover { color: var(--text); background: rgba(36,84,255,0.04); }
.tab.active {
  color: var(--primary);
  background: rgba(36,84,255,0.06);
  border-bottom-color: var(--primary);
}

/* ── Modal — frosted overlay, generous radius, big shadow ─────────────── */
.modal-overlay {
  background: rgba(10,15,30,0.55);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.modal {
  border-radius: 18px;
  box-shadow: 0 24px 80px rgba(15,23,42,0.22), 0 8px 24px rgba(15,23,42,0.12);
  border: 1px solid rgba(0,0,0,0.04);
}
.modal-header {
  padding: 16px 22px;
  border-bottom: 1px solid var(--border);
}
.modal-header h3 { font-size: 16px; font-weight: 700; }
.modal-body { padding: 22px; }
.modal-footer {
  padding: 14px 22px;
  background: #FAFBFD;
  border-top: 1px solid var(--border);
  border-radius: 0 0 18px 18px;
}
.modal-close {
  border-radius: 6px;
  transition: all 0.15s ease;
}
.modal-close:hover { background: var(--bg); transform: rotate(90deg); }

/* ── Auth page — premium gradient, more breathing room ─────────────────── */
.auth-page {
  background:
    radial-gradient(circle at 80% 10%, rgba(36,84,255,0.25), transparent 50%),
    radial-gradient(circle at 20% 90%, rgba(168,85,247,0.15), transparent 50%),
    linear-gradient(135deg, #0A0F1E 0%, #1C2340 100%);
}
.auth-card {
  border-radius: 20px;
  padding: 36px 32px;
  box-shadow: 0 24px 64px rgba(0,0,0,0.4), 0 4px 12px rgba(0,0,0,0.2);
  border: 1px solid rgba(255,255,255,0.06);
}
.auth-logo h1 {
  font-size: 24px;
  letter-spacing: -0.03em;
  font-weight: 800;
}
.auth-logo p { font-size: 13px; }

/* ── Spinner — brand color ─────────────────────────────────────────────── */
.spinner {
  border-color: rgba(36,84,255,0.15);
  border-top-color: var(--primary);
}

/* ── Misc polish ───────────────────────────────────────────────────────── */
::selection { background: rgba(36,84,255,0.20); color: var(--text); }
* { -webkit-tap-highlight-color: transparent; }

/* Scrollbars — subtle, macOS-style */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.12); border-radius: 5px; border: 2px solid var(--bg); }
::-webkit-scrollbar-thumb:hover { background: rgba(0,0,0,0.22); }
.sidebar ::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.08); border-color: transparent; }
.sidebar ::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.18); }

/* Empty state polish */
.empty-state {
  padding: 56px 20px;
}
.empty-state h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}

/* Accessibility — visible focus on keyboard nav */
*:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  border-radius: 6px;
}
.btn:focus-visible, .form-control:focus-visible, .tab:focus-visible {
  outline: none;
}