/* ATMS Design Tokens — Light & Dark themes */

/* Light theme (default) */
:root,
[data-theme="light"] {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: #3b82f6;
  --secondary: #7c3aed;
  --accent: #06b6d4;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --info: #0ea5e9;

  --bg-body: #eef2f7;
  --bg-main: #f0f4f8;
  --bg-card: #ffffff;
  --bg-sidebar: linear-gradient(180deg, #1e293b 0%, #0f172a 100%);
  --bg-header: #ffffff;
  --bg-input: #ffffff;
  --bg-table-head: #f8fafc;
  --bg-table-hover: #f1f5f9;
  --bg-btn-secondary: #f1f5f9;
  --bg-btn-secondary-hover: #e2e8f0;
  --bg-modal-overlay: rgba(15, 23, 42, 0.55);
  --sidebar-surface: rgba(255, 255, 255, 0.045);
  --sidebar-surface-hover: rgba(255, 255, 255, 0.09);
  --sidebar-surface-expanded: rgba(59, 130, 246, 0.1);
  --sidebar-border: rgba(148, 163, 184, 0.14);
  --sidebar-icon-bg: rgba(59, 130, 246, 0.16);
  --sidebar-active-bg: linear-gradient(90deg, rgba(37, 99, 235, 0.32), rgba(124, 58, 237, 0.14));
  --sidebar-active-shadow: 0 4px 12px rgba(15, 23, 42, 0.2);
  --sidebar-logo-shadow: 0 8px 18px rgba(37, 99, 235, 0.28);

  --text-primary: #0f172a;
  --text-secondary: #64748b;
  --text-muted: #94a3b8;
  --text-inverse: #f8fafc;
  --text-sidebar: #cbd5e1;
  --text-sidebar-active: #ffffff;
  --text-on-primary: #ffffff;

  --border: #e2e8f0;
  --border-focus: #2563eb;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
  --shadow: 0 4px 6px -1px rgba(15, 23, 42, 0.1);
  --shadow-lg: 0 10px 25px -5px rgba(15, 23, 42, 0.15);

  --badge-active-bg: #d1fae5;
  --badge-active-text: #065f46;
  --badge-inactive-bg: #f1f5f9;
  --badge-inactive-text: #475569;
  --badge-warning-bg: #fef3c7;
  --badge-warning-text: #92400e;
  --badge-danger-bg: #fee2e2;
  --badge-danger-text: #991b1b;
  --badge-info-bg: #e0f2fe;
  --badge-info-text: #075985;

  --alert-error-bg: #fee2e2;
  --alert-error-text: #991b1b;
  --alert-error-border: #fecaca;
  --alert-success-bg: #d1fae5;
  --alert-success-text: #065f46;
  --alert-success-border: #a7f3d0;
  --alert-info-bg: #e0f2fe;
  --alert-info-text: #075985;
  --alert-info-border: #bae6fd;

  --login-panel-bg: #ffffff;
  --login-body-bg: linear-gradient(135deg, #0f172a 0%, #1e3a5f 50%, #1e293b 100%);
  --login-orb-1: rgba(37, 99, 235, 0.45);
  --login-orb-2: rgba(6, 182, 212, 0.35);
  --login-orb-3: rgba(124, 58, 237, 0.3);
  --login-glass-bg: rgba(255, 255, 255, 0.12);
  --login-glass-border: rgba(255, 255, 255, 0.18);
  --login-logo-bg: rgba(255, 255, 255, 0.12);
  --login-logo-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
  --login-highlight: #bfdbfe;
  --login-feature-bg: rgba(255, 255, 255, 0.08);
  --login-feature-border: rgba(255, 255, 255, 0.12);
  --login-feature-icon-bg: rgba(255, 255, 255, 0.1);
  --login-stat-bg: rgba(255, 255, 255, 0.08);
  --login-stat-border: rgba(255, 255, 255, 0.12);
  --login-card-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
  --login-badge-bg: rgba(37, 99, 235, 0.15);
  --login-badge-border: rgba(59, 130, 246, 0.35);
  --login-subtitle: rgba(248, 250, 252, 0.72);
  --login-label: rgba(248, 250, 252, 0.85);
  --login-input-bg: rgba(15, 23, 42, 0.35);
  --login-input-border: rgba(255, 255, 255, 0.14);
  --login-input-focus-ring: rgba(59, 130, 246, 0.25);
  --login-placeholder: rgba(248, 250, 252, 0.45);
  --login-input-text: #f8fafc;
  --login-btn-shadow: rgba(37, 99, 235, 0.45);
}

/* Dark theme */
[data-theme="dark"] {
  --primary: #3b82f6;
  --primary-dark: #2563eb;
  --primary-light: #60a5fa;
  --secondary: #8b5cf6;
  --accent: #22d3ee;
  --success: #34d399;
  --warning: #fbbf24;
  --danger: #f87171;
  --info: #38bdf8;

  --bg-body: #0b1120;
  --bg-main: #0f172a;
  --bg-card: #1e293b;
  --bg-sidebar: linear-gradient(180deg, #0f172a 0%, #020617 100%);
  --bg-header: #1e293b;
  --bg-input: #0f172a;
  --bg-table-head: #1a2332;
  --bg-table-hover: #253044;
  --bg-btn-secondary: #334155;
  --bg-btn-secondary-hover: #475569;
  --bg-modal-overlay: rgba(0, 0, 0, 0.72);
  --sidebar-surface: rgba(255, 255, 255, 0.04);
  --sidebar-surface-hover: rgba(255, 255, 255, 0.08);
  --sidebar-surface-expanded: rgba(96, 165, 250, 0.1);
  --sidebar-border: rgba(148, 163, 184, 0.12);
  --sidebar-icon-bg: rgba(96, 165, 250, 0.15);
  --sidebar-active-bg: linear-gradient(90deg, rgba(37, 99, 235, 0.38), rgba(139, 92, 246, 0.16));
  --sidebar-active-shadow: 0 4px 14px rgba(0, 0, 0, 0.28);
  --sidebar-logo-shadow: 0 8px 18px rgba(59, 130, 246, 0.24);

  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-inverse: #0f172a;
  --text-sidebar: #94a3b8;
  --text-sidebar-active: #f8fafc;

  --border: #334155;
  --border-focus: #3b82f6;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 40px -5px rgba(0, 0, 0, 0.6);

  --badge-active-bg: rgba(16, 185, 129, 0.2);
  --badge-active-text: #6ee7b7;
  --badge-inactive-bg: rgba(148, 163, 184, 0.15);
  --badge-inactive-text: #cbd5e1;
  --badge-warning-bg: rgba(245, 158, 11, 0.2);
  --badge-warning-text: #fcd34d;
  --badge-danger-bg: rgba(239, 68, 68, 0.2);
  --badge-danger-text: #fca5a5;
  --badge-info-bg: rgba(14, 165, 233, 0.2);
  --badge-info-text: #7dd3fc;

  --alert-error-bg: rgba(239, 68, 68, 0.15);
  --alert-error-text: #fca5a5;
  --alert-error-border: rgba(239, 68, 68, 0.35);
  --alert-success-bg: rgba(16, 185, 129, 0.15);
  --alert-success-text: #6ee7b7;
  --alert-success-border: rgba(16, 185, 129, 0.35);
  --alert-info-bg: rgba(14, 165, 233, 0.15);
  --alert-info-text: #7dd3fc;
  --alert-info-border: rgba(14, 165, 233, 0.35);

  --login-panel-bg: #1e293b;
  --login-body-bg: linear-gradient(135deg, #020617 0%, #0f172a 50%, #1e293b 100%);
  --login-orb-1: rgba(59, 130, 246, 0.4);
  --login-orb-2: rgba(34, 211, 238, 0.28);
  --login-orb-3: rgba(139, 92, 246, 0.26);
  --login-glass-bg: rgba(30, 41, 59, 0.72);
  --login-glass-border: rgba(148, 163, 184, 0.2);
  --login-logo-bg: rgba(255, 255, 255, 0.06);
  --login-logo-shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
  --login-highlight: #93c5fd;
  --login-feature-bg: rgba(255, 255, 255, 0.04);
  --login-feature-border: rgba(148, 163, 184, 0.16);
  --login-feature-icon-bg: rgba(255, 255, 255, 0.06);
  --login-stat-bg: rgba(255, 255, 255, 0.04);
  --login-stat-border: rgba(148, 163, 184, 0.16);
  --login-card-shadow: 0 24px 60px rgba(0, 0, 0, 0.55);
  --login-badge-bg: rgba(59, 130, 246, 0.18);
  --login-badge-border: rgba(96, 165, 250, 0.35);
  --login-subtitle: rgba(241, 245, 249, 0.72);
  --login-label: rgba(241, 245, 249, 0.88);
  --login-input-bg: rgba(15, 23, 42, 0.55);
  --login-input-border: rgba(148, 163, 184, 0.22);
  --login-input-focus-ring: rgba(96, 165, 250, 0.28);
  --login-placeholder: rgba(241, 245, 249, 0.42);
  --login-input-text: #f8fafc;
  --login-btn-shadow: rgba(59, 130, 246, 0.4);
}

/* Shared tokens */
:root {
  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 16px;

  --sidebar-width: 260px;
  --sidebar-collapsed: 72px;
  --header-height: 64px;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);

  --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-mono: 'Cascadia Code', 'Consolas', monospace;
}

/* Smooth theme transition */
html {
  color-scheme: light;
}

html[data-theme="dark"] {
  color-scheme: dark;
}

body,
.main-content,
.page-header,
.card,
.modal,
.stat-card,
.module-tile,
.form-group input,
.form-group select,
.form-group textarea {
  transition: background-color var(--transition), color var(--transition), border-color var(--transition);
}