/* ============================================================================
   OSA OS-1 Engine — Interface Craft System (AntyAgent Standard)
   Designed with restraint, optical precision, and functional hierarchy.
   ========================================================================= */

:root {
  color-scheme: dark;

  /* ---- Layer 1 · Neutral Ramp (OKLCH tinted toward slate/indigo) ---------- */
  --gray-1:  oklch(0.145 0.006 260); /* Base background */
  --gray-2:  oklch(0.170 0.008 260); /* Sidebar / Navigation */
  --gray-3:  oklch(0.205 0.010 260); /* Surface 1 (Cards, panels) */
  --gray-4:  oklch(0.245 0.012 260); /* Surface 2 (Hover, active cards) */
  --gray-5:  oklch(0.285 0.013 260); /* Surface 3 (Inputs, popups) */
  --gray-6:  oklch(0.335 0.014 260); /* Subtle borders */
  --gray-7:  oklch(0.400 0.015 260); /* Strong borders */
  --gray-8:  oklch(0.500 0.015 260); /* Disabled / Muted */
  --gray-9:  oklch(0.620 0.014 260); /* Tertiary / Captions */
  --gray-10: oklch(0.720 0.012 260); /* Secondary text */
  --gray-11: oklch(0.850 0.008 260); /* Body text */
  --gray-12: oklch(0.965 0.004 260); /* Primary headings / High contrast */

  /* ---- Layer 1 · Accent (Claude / Linear Warm Ochre & Electric Cyan) ------- */
  --accent-1:  oklch(0.20 0.03 55);
  --accent-2:  oklch(0.28 0.06 55);
  --accent-3:  oklch(0.42 0.09 55);
  --accent-7:  oklch(0.65 0.14 55);
  --accent-8:  oklch(0.72 0.16 55);
  --accent-9:  oklch(0.78 0.165 55); /* Primary Accent Amber/Ochre */
  --accent-10: oklch(0.84 0.150 55);
  --accent-contrast: oklch(0.14 0.02 55);

  --cyan-9:    oklch(0.75 0.135 210);
  --green-9:   oklch(0.72 0.150 150);
  --amber-9:   oklch(0.78 0.160 75);
  --red-9:     oklch(0.65 0.190 28);

  /* ---- Layer 2 · Semantic Aliases ---------------------------------------- */
  --bg:            var(--gray-1);
  --surface-1:     var(--gray-2);
  --surface-2:     var(--gray-3);
  --surface-3:     var(--gray-4);
  --fg-primary:    var(--gray-12);
  --fg-secondary:  var(--gray-10);
  --fg-muted:      var(--gray-9);
  --border:        color-mix(in oklch, var(--gray-12) 11%, transparent);
  --border-subtle: color-mix(in oklch, var(--gray-12) 6%, transparent);
  --accent:        var(--accent-9);
  --accent-hover:  var(--accent-10);
  --ring:          var(--accent-8);

  /* ---- Layer 3 · Type Scale (Linear 1.2 Ratio) --------------------------- */
  --font-ui: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --text-xs:   11px;  --lh-xs:   1.45;
  --text-sm:   13px;  --lh-sm:   1.5;
  --text-base: 14px;  --lh-base: 1.55;
  --text-lg:   16px;  --lh-lg:   1.4;
  --text-xl:   20px;  --lh-xl:   1.3;
  --text-2xl:  26px;  --lh-2xl:  1.2;

  --tracking-tight:  -0.025em;
  --tracking-snug:   -0.012em;
  --tracking-normal:  0;
  --tracking-caps:    0.06em;

  /* ---- Layer 3 · Spacing, Radii, Shadows, Motion ------------------------- */
  --s-1: 4px;  --s-2: 8px;  --s-3: 12px; --s-4: 16px;
  --s-5: 24px; --s-6: 32px; --s-7: 48px; --s-8: 64px;

  --r-sm: 6px; --r-md: 9px; --r-lg: 14px; --r-full: 9999px;

  /* Physical two-shadow system with top hairline light highlight */
  --shadow-1: 0 1px 2px oklch(0 0 0 / .35), inset 0 1px 0 oklch(1 0 0 / .05);
  --shadow-2: 0 4px 16px -4px oklch(0 0 0 / .45), inset 0 1px 0 oklch(1 0 0 / .07);
  --shadow-3: 0 16px 48px -12px oklch(0 0 0 / .60), inset 0 1px 0 oklch(1 0 0 / .09);

  --ease:        cubic-bezier(.2, .8, .2, 1);
  --ease-in:     cubic-bezier(.4, 0, 1, 1);
  --ease-inout:  cubic-bezier(.4, 0, .2, 1);
  --dur-fast: 100ms;
  --dur-base: 160ms;
  --dur-slow: 240ms;
}

/* ============================================================================
   THEMES (Redefining Primitives Only)
   ========================================================================= */

/* Theme: Claude Warm Dark */
[data-theme="dark-modern"] {
  --gray-1: oklch(0.138 0.008 50);
  --gray-2: oklch(0.165 0.010 50);
  --gray-3: oklch(0.198 0.012 50);
  --gray-4: oklch(0.240 0.014 50);
  --accent-9: oklch(0.79 0.16 55);
}

/* Theme: Monokai Pro */
[data-theme="monokai-pro"] {
  --gray-1: oklch(0.16 0.005 300);
  --gray-2: oklch(0.19 0.007 300);
  --gray-3: oklch(0.23 0.009 300);
  --gray-4: oklch(0.28 0.011 300);
  --accent-9: oklch(0.85 0.17 90);
}

/* Theme: Tokyo Night */
[data-theme="tokyo-night"] {
  --gray-1: oklch(0.15 0.02 270);
  --gray-2: oklch(0.18 0.022 270);
  --gray-3: oklch(0.22 0.025 270);
  --gray-4: oklch(0.27 0.028 270);
  --accent-9: oklch(0.74 0.15 250);
}

/* Theme: JetBrains Darcula */
[data-theme="jetbrains-darcula"] {
  --gray-1: oklch(0.18 0.004 240);
  --gray-2: oklch(0.21 0.005 240);
  --gray-3: oklch(0.25 0.006 240);
  --gray-4: oklch(0.30 0.007 240);
  --accent-9: oklch(0.72 0.12 220);
}

/* Theme: Cyberpunk Minimal */
[data-theme="cyberpunk"] {
  --gray-1: oklch(0.12 0.015 320);
  --gray-2: oklch(0.15 0.018 320);
  --gray-3: oklch(0.19 0.022 320);
  --gray-4: oklch(0.24 0.025 320);
  --accent-9: oklch(0.76 0.22 340);
}

/* Theme: Solarized Dark */
[data-theme="solarized-dark"] {
  --gray-1: oklch(0.18 0.03 205);
  --gray-2: oklch(0.22 0.035 205);
  --gray-3: oklch(0.26 0.040 205);
  --gray-4: oklch(0.31 0.045 205);
  --accent-9: oklch(0.68 0.14 220);
}

/* Theme: Enterprise Light */
[data-theme="enterprise-light"] {
  color-scheme: light;
  --gray-1:  oklch(0.985 0.002 260);
  --gray-2:  oklch(0.965 0.004 260);
  --gray-3:  oklch(0.935 0.006 260);
  --gray-4:  oklch(0.895 0.008 260);
  --gray-5:  oklch(0.840 0.010 260);
  --gray-6:  oklch(0.780 0.012 260);
  --gray-7:  oklch(0.680 0.014 260);
  --gray-8:  oklch(0.550 0.014 260);
  --gray-9:  oklch(0.440 0.012 260);
  --gray-10: oklch(0.330 0.010 260);
  --gray-11: oklch(0.220 0.008 260);
  --gray-12: oklch(0.110 0.005 260);

  --accent-9: oklch(0.52 0.16 50);
  --accent-hover: oklch(0.46 0.16 50);
  --accent-contrast: oklch(0.99 0.005 50);

  --border: color-mix(in oklch, var(--gray-12) 10%, transparent);
  --border-subtle: color-mix(in oklch, var(--gray-12) 5%, transparent);

  --shadow-1: 0 1px 2px oklch(0 0 0 / .06), 0 1px 3px oklch(0 0 0 / .03);
  --shadow-2: 0 4px 12px -2px oklch(0 0 0 / .08), 0 1px 3px oklch(0 0 0 / .04);
  --shadow-3: 0 16px 36px -8px oklch(0 0 0 / .12);
}

/* ============================================================================
   BASE & RESET
   ========================================================================= */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  font: 400 var(--text-base)/var(--lh-base) var(--font-ui);
  letter-spacing: var(--tracking-normal);
  background: var(--bg);
  color: var(--fg-primary);
  height: 100vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
  font-weight: 600;
  letter-spacing: var(--tracking-snug);
  color: var(--fg-primary);
}

h1 { font-size: var(--text-xl); line-height: var(--lh-xl); letter-spacing: var(--tracking-tight); }
h2 { font-size: var(--text-lg); line-height: var(--lh-lg); }
h3 { font-size: var(--text-base); line-height: var(--lh-base); }
p  { max-width: 68ch; color: var(--fg-secondary); }

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

:focus-visible {
  outline: 2px solid var(--ring);
  outline-offset: 2px;
}

.num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* Scrollbars */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: var(--r-full); }
::-webkit-scrollbar-thumb:hover { background: var(--gray-7); }

/* ============================================================================
   LAYOUT REGIONS
   ========================================================================= */

/* Header */
.app-header {
  height: 48px;
  background: var(--surface-1);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--s-4);
  z-index: 100;
  user-select: none;
}

.brand-section {
  display: flex;
  align-items: center;
  gap: var(--s-3);
}

.brand-logo {
  width: 22px;
  height: 22px;
  border-radius: var(--r-sm);
}

.brand-title {
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: var(--tracking-snug);
  display: flex;
  align-items: center;
  gap: var(--s-2);
}

.brand-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 1px 6px;
  background: color-mix(in oklch, var(--accent) 12%, transparent);
  color: var(--accent);
  border: 1px solid color-mix(in oklch, var(--accent) 25%, transparent);
  border-radius: var(--r-sm);
  font-weight: 600;
  letter-spacing: var(--tracking-caps);
}

/* Cognitive Modes (Tri-state Switcher) */
.mode-switcher {
  display: flex;
  background: var(--gray-1);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 2px;
  gap: 2px;
}

.mode-btn {
  display: flex;
  align-items: center;
  gap: var(--s-2);
  padding: 4px var(--s-3);
  font-size: var(--text-xs);
  font-weight: 500;
  background: transparent;
  color: var(--fg-secondary);
  border: none;
  border-radius: var(--r-sm);
  cursor: pointer;
  transition: color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
}

.mode-btn:hover {
  color: var(--fg-primary);
  background: var(--surface-2);
}

.mode-btn.active {
  background: var(--surface-2);
  color: var(--fg-primary);
  box-shadow: var(--shadow-1);
  font-weight: 600;
}

.mode-btn .key-badge {
  font-family: var(--font-mono);
  font-size: 9px;
  padding: 0 4px;
  background: color-mix(in oklch, var(--gray-12) 8%, transparent);
  border-radius: 3px;
  color: var(--fg-muted);
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--s-2);
}

.btn-command-palette {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  background: var(--gray-1);
  border: 1px solid var(--border);
  color: var(--fg-secondary);
  padding: 4px var(--s-3);
  border-radius: var(--r-sm);
  font-size: var(--text-xs);
  cursor: pointer;
  transition: border-color var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}

.btn-command-palette:hover {
  border-color: var(--gray-7);
  color: var(--fg-primary);
}

.kbd {
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 1px 5px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 3px;
  color: var(--fg-muted);
}

.icon-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--fg-secondary);
  width: 30px;
  height: 30px;
  border-radius: var(--r-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}

.icon-btn:hover {
  background: var(--surface-2);
  color: var(--fg-primary);
  border-color: var(--border-subtle);
}

/* Main Container */
.app-container {
  display: flex;
  flex: 1;
  overflow: hidden;
}

/* Sidebar */
.app-sidebar {
  width: 220px;
  background: var(--surface-1);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: var(--s-3) var(--s-2);
  gap: 2px;
  overflow-y: auto;
}

.nav-section-title {
  font-size: 10px;
  font-weight: 600;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  padding: var(--s-3) var(--s-3) var(--s-1) var(--s-3);
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  padding: 6px var(--s-3);
  border-radius: var(--r-sm);
  color: var(--fg-secondary);
  font-size: var(--text-sm);
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
  border: 1px solid transparent;
}

.nav-item svg {
  width: 15px;
  height: 15px;
  stroke-width: 1.75;
  color: var(--fg-muted);
  transition: color var(--dur-fast) var(--ease);
}

.nav-item:hover {
  background: var(--surface-2);
  color: var(--fg-primary);
}

.nav-item:hover svg {
  color: var(--fg-primary);
}

.nav-item.active {
  background: var(--surface-2);
  color: var(--fg-primary);
  border-color: var(--border);
  font-weight: 600;
}

.nav-item.active svg {
  color: var(--accent);
}

.nav-badge {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 0 5px;
  background: var(--gray-1);
  border-radius: 4px;
  color: var(--fg-muted);
}

/* Workspace */
.app-workspace {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--bg);
}

.view-container {
  display: none;
  flex: 1;
  overflow-y: auto;
  padding: var(--s-5);
  flex-direction: column;
  gap: var(--s-5);
}

.view-container.active {
  display: flex;
}

.view-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding-bottom: var(--s-4);
  border-bottom: 1px solid var(--border-subtle);
}

.view-title-wrap {
  display: flex;
  flex-direction: column;
  gap: var(--s-1);
}

.view-subtitle {
  font-size: var(--text-xs);
  color: var(--fg-muted);
}

/* Right Telemetry Panel */
.app-telemetry {
  width: 260px;
  background: var(--surface-1);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: var(--s-4);
  gap: var(--s-4);
  overflow-y: auto;
}

.telemetry-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: var(--s-3);
  display: flex;
  flex-direction: column;
  gap: var(--s-2);
  box-shadow: var(--shadow-1);
}

.telemetry-title {
  font-size: 10px;
  font-weight: 600;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.telemetry-metric {
  font-family: var(--font-mono);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--fg-primary);
}

.telemetry-feed {
  display: flex;
  flex-direction: column;
  gap: var(--s-1);
  max-height: 220px;
  overflow-y: auto;
}

.telemetry-log-item {
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 5px 8px;
  background: var(--gray-1);
  border-radius: var(--r-sm);
  color: var(--fg-secondary);
  line-height: 1.4;
  border-left: 2px solid var(--accent);
}

/* ============================================================================
   COMPONENTS (Cards, Buttons, Inputs, Grid)
   ========================================================================= */

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--s-4);
}

.card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: var(--s-4);
  display: flex;
  flex-direction: column;
  gap: var(--s-3);
  box-shadow: var(--shadow-1);
  transition: transform var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}

.card:hover {
  border-color: var(--gray-7);
  box-shadow: var(--shadow-2);
  transform: translateY(-1px);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-title {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--fg-primary);
}

/* Buttons */
.btn-primary {
  background: var(--accent);
  color: var(--accent-contrast);
  border: 1px solid transparent;
  padding: 6px var(--s-3);
  border-radius: var(--r-sm);
  font-size: var(--text-xs);
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-2);
  box-shadow: var(--shadow-1);
  transition: opacity var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
}

.btn-primary:hover {
  opacity: 0.92;
  transform: translateY(-0.5px);
}

.btn-primary:active {
  transform: translateY(0.5px);
}

.btn-secondary {
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--fg-primary);
  padding: 6px var(--s-3);
  border-radius: var(--r-sm);
  font-size: var(--text-xs);
  font-weight: 500;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-2);
  box-shadow: var(--shadow-1);
  transition: background var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}

.btn-secondary:hover {
  background: var(--surface-3);
  border-color: var(--gray-7);
}

/* Inputs & Form Controls */
.input-text, .textarea, .select {
  background: var(--gray-1);
  border: 1px solid var(--border);
  color: var(--fg-primary);
  padding: 6px var(--s-3);
  border-radius: var(--r-sm);
  font-size: var(--text-sm);
  outline: none;
  width: 100%;
  transition: border-color var(--dur-fast) var(--ease);
}

.input-text:focus, .textarea:focus, .select:focus {
  border-color: var(--ring);
}

.textarea {
  min-height: 90px;
  resize: vertical;
  line-height: 1.5;
}

/* 3D Scoring Matrix */
.score-matrix {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s-2);
  margin: var(--s-1) 0;
}

.score-box {
  background: var(--gray-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--r-sm);
  padding: var(--s-2);
  text-align: center;
}

.score-box-label {
  font-size: 9px;
  color: var(--fg-muted);
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: var(--tracking-caps);
}

.score-box-val {
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  font-weight: 600;
  margin-top: 2px;
  font-variant-numeric: tabular-nums;
}

.val-green  { color: var(--green-9); }
.val-cyan   { color: var(--cyan-9); }
.val-purple { color: var(--accent); }

/* 72h Sprint Board */
.sprint-board {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s-4);
  flex: 1;
}

.sprint-column {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: var(--s-4);
  display: flex;
  flex-direction: column;
  gap: var(--s-3);
}

.sprint-col-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: var(--s-2);
  border-bottom: 1px solid var(--border-subtle);
}

.sprint-time-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 1px 6px;
  background: color-mix(in oklch, var(--accent) 12%, transparent);
  color: var(--accent);
  border-radius: var(--r-sm);
  font-weight: 600;
}

/* Modals */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: oklch(0 0 0 / .65);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: var(--s-4);
}

.modal-backdrop.active {
  display: flex;
}

.modal-content {
  background: var(--surface-2);
  border: 1px solid var(--gray-7);
  border-radius: var(--r-lg);
  width: 100%;
  max-width: 640px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-3);
  overflow: hidden;
  animation: dialog-in var(--dur-base) var(--ease);
}

@keyframes dialog-in {
  from { opacity: 0; transform: translateY(6px) scale(0.99); }
  to   { opacity: 1; transform: none; }
}

.modal-header {
  padding: var(--s-4) var(--s-5);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-body {
  padding: var(--s-5);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: var(--s-4);
}

.modal-footer {
  padding: var(--s-3) var(--s-5);
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
  gap: var(--s-2);
  background: var(--surface-1);
}

/* Markdown Rendering */
.markdown-body {
  font-size: var(--text-sm);
  line-height: var(--lh-base);
  color: var(--fg-primary);
}

.markdown-body h1, .markdown-body h2, .markdown-body h3 {
  margin: var(--s-4) 0 var(--s-2) 0;
  color: var(--fg-primary);
}

.markdown-body pre {
  background: var(--gray-1);
  padding: var(--s-3);
  border-radius: var(--r-sm);
  font-family: var(--font-mono);
  overflow-x: auto;
  border: 1px solid var(--border);
  margin: var(--s-3) 0;
}

.markdown-body code {
  font-family: var(--font-mono);
  background: var(--gray-1);
  padding: 1px 4px;
  border-radius: 3px;
  color: var(--accent);
}

.markdown-body ul, .markdown-body ol {
  padding-left: var(--s-4);
  margin: var(--s-2) 0;
}

/* Knowledge Graph */
.graph-canvas-container {
  width: 100%;
  height: 520px;
  background: var(--gray-1);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  position: relative;
  overflow: hidden;
}

canvas#knowledgeGraph {
  width: 100%;
  height: 100%;
}

/* Motion Accessibility */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ============================================================================
   SOVEREIGN TERMINAL LOGIN SCREEN (Vectis / Enterprise Standard)
   ========================================================================= */

.login-viewport {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--s-6);
  opacity: 1;
  transition: opacity var(--dur-slow) var(--ease), visibility var(--dur-slow) var(--ease);
}

.login-viewport.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.login-container {
  width: 100%;
  max-width: 1140px;
  min-height: 580px;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: var(--s-7);
  align-items: center;
}

/* Left Brand Panel */
.login-hero {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
  padding: var(--s-4) 0;
}

.login-brand-header {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: var(--tracking-caps);
  color: var(--fg-primary);
  text-transform: uppercase;
}

.login-brand-header .separator {
  color: var(--fg-muted);
  font-weight: 300;
}

.login-hero-content {
  display: flex;
  flex-direction: column;
  gap: var(--s-4);
  margin: var(--s-6) 0;
}

.login-hero-title {
  font-size: clamp(24px, 3.2vw, 36px);
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: var(--tracking-tight);
  color: var(--fg-primary);
}

.login-hero-desc {
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--fg-secondary);
  max-width: 52ch;
}

.login-checklist {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--s-2);
  margin-top: var(--s-2);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--fg-secondary);
}

.login-checklist li {
  display: flex;
  align-items: center;
  gap: var(--s-2);
}

.login-checklist li .check {
  color: var(--green-9);
  font-weight: 700;
}

.login-hero-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  color: var(--fg-muted);
  font-family: var(--font-mono);
  border-top: 1px solid var(--border-subtle);
  padding-top: var(--s-3);
}

/* Right Card */
.login-card-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--s-4);
}

.login-card {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--s-6) var(--s-5);
  width: 100%;
  max-width: 440px;
  box-shadow: var(--shadow-3);
  display: flex;
  flex-direction: column;
  gap: var(--s-4);
}

.login-card-title {
  font-size: var(--text-lg);
  font-weight: 700;
  letter-spacing: var(--tracking-snug);
  color: var(--fg-primary);
}

.login-card-desc {
  font-size: var(--text-xs);
  color: var(--fg-muted);
  margin-top: -8px;
}

.login-form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.login-label {
  font-size: 10px;
  font-weight: 600;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
}

.login-input {
  background: var(--gray-1);
  border: 1px solid var(--border);
  color: var(--fg-primary);
  padding: 10px 14px;
  border-radius: var(--r-sm);
  font-family: var(--font-mono);
  font-size: 13px;
  outline: none;
  transition: border-color var(--dur-fast) var(--ease);
}

.login-input:focus {
  border-color: var(--ring);
}

.btn-login-primary {
  background: oklch(0.95 0.01 260);
  color: oklch(0.12 0.01 260);
  border: none;
  padding: 12px var(--s-4);
  border-radius: var(--r-sm);
  font-size: var(--text-sm);
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-2);
  box-shadow: var(--shadow-2);
  transition: opacity var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
  margin-top: var(--s-2);
}

.btn-login-primary:hover {
  opacity: 0.92;
  transform: translateY(-0.5px);
}

.login-divider {
  display: flex;
  align-items: center;
  text-align: center;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: var(--tracking-caps);
  color: var(--fg-muted);
  text-transform: uppercase;
  margin: var(--s-1) 0;
}

.login-divider::before, .login-divider::after {
  content: '';
  flex: 1;
  border-bottom: 1px solid var(--border-subtle);
}

.login-divider span {
  padding: 0 var(--s-3);
}

.btn-login-secondary {
  background: var(--gray-1);
  border: 1px solid var(--border);
  color: var(--fg-secondary);
  padding: 10px var(--s-4);
  border-radius: var(--r-sm);
  font-size: var(--text-xs);
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-2);
  transition: background var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}

.btn-login-secondary:hover {
  background: var(--surface-2);
  color: var(--fg-primary);
  border-color: var(--gray-7);
}

.login-security-badge {
  font-size: 10px;
  color: var(--fg-muted);
  text-align: center;
  font-family: var(--font-mono);
  max-width: 380px;
  line-height: 1.4;
}

@media (max-width: 860px) {
  .login-container {
    grid-template-columns: 1fr;
    gap: var(--s-5);
  }
  .login-hero {
    display: none;
  }
}

/* ============================================================================
   SETTINGS SYSTEM & TABS (AntyAgent Standard)
   ========================================================================= */

.settings-tab-bar {
  display: flex;
  gap: 2px;
  background: var(--gray-1);
  padding: 3px;
  border-radius: var(--r-sm);
  border: 1px solid var(--border);
  margin-bottom: var(--s-3);
}

.settings-tab-btn {
  flex: 1;
  padding: 6px var(--s-2);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--fg-secondary);
  background: transparent;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-2);
  transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}

.settings-tab-btn:hover {
  color: var(--fg-primary);
  background: var(--surface-2);
}

.settings-tab-btn.active {
  background: var(--surface-2);
  color: var(--fg-primary);
  font-weight: 600;
  box-shadow: var(--shadow-1);
}

.settings-section {
  display: none;
  flex-direction: column;
  gap: var(--s-4);
}

.settings-section.active {
  display: flex;
}

.settings-card {
  background: var(--gray-1);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: var(--s-4);
  display: flex;
  flex-direction: column;
  gap: var(--s-3);
}

.settings-card-title {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--fg-primary);
  display: flex;
  align-items: center;
  gap: var(--s-2);
}

.settings-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 2px 6px;
  background: color-mix(in oklch, var(--accent) 12%, transparent);
  color: var(--accent);
  border-radius: var(--r-sm);
  font-weight: 600;
}

/* ============================================================================
   SECURITY DEFENSE CENTER & IDS ALERTS (AntyAgent Standard)
   ========================================================================= */

/* Top Security Threat Alarm Banner */
.threat-alarm-banner {
  background: color-mix(in oklch, var(--red-9) 18%, var(--surface-1));
  border-bottom: 2px solid var(--red-9);
  padding: var(--s-3) var(--s-5);
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-4);
  z-index: 1000;
  animation: toast-in var(--dur-base) var(--ease);
}

.threat-alarm-banner.active {
  display: flex;
}

.threat-alarm-info {
  display: flex;
  align-items: center;
  gap: var(--s-3);
}

.threat-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  padding: 3px 8px;
  background: var(--red-9);
  color: oklch(0.98 0 0);
  border-radius: var(--r-sm);
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  animation: pulse-danger 1.5s infinite;
}

@keyframes pulse-danger {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.85; transform: scale(0.98); }
}

.threat-alarm-actions {
  display: flex;
  align-items: center;
  gap: var(--s-2);
}

/* Threat Status Pill in Header */
.tls-badge {
  display: flex;
  align-items: center;
  gap: var(--s-1);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  padding: 2px 7px;
  background: color-mix(in oklch, var(--green-9) 12%, transparent);
  color: var(--green-9);
  border: 1px solid color-mix(in oklch, var(--green-9) 25%, transparent);
  border-radius: var(--r-sm);
}

/* Security Table */
.security-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.security-table th {
  text-align: left;
  padding: 8px var(--s-3);
  font-size: 10px;
  font-weight: 600;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  border-bottom: 1px solid var(--border);
}

.security-table td {
  padding: 10px var(--s-3);
  border-bottom: 1px solid var(--border-subtle);
  color: var(--fg-primary);
}

.threat-tag {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: var(--r-sm);
}

.threat-tag.CRITICAL { background: var(--red-9); color: #fff; }
.threat-tag.HIGH     { background: var(--amber-9); color: #000; }
.threat-tag.MEDIUM   { background: var(--cyan-9); color: #000; }
.threat-tag.LOW      { background: var(--gray-7); color: #fff; }

/* Kill Switch Emergency Card */
.kill-switch-card {
  background: color-mix(in oklch, var(--red-9) 8%, var(--surface-1));
  border: 1px solid color-mix(in oklch, var(--red-9) 30%, transparent);
  border-radius: var(--r-md);
  padding: var(--s-5);
  display: flex;
  flex-direction: column;
  gap: var(--s-3);
}

.btn-kill-switch {
  background: var(--red-9);
  color: oklch(0.98 0 0);
  border: none;
  padding: 10px var(--s-4);
  border-radius: var(--r-sm);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-2);
  box-shadow: 0 2px 10px oklch(0.65 0.19 28 / 0.4);
  transition: opacity var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
}

.btn-kill-switch:hover {
  opacity: 0.9;
  transform: translateY(-0.5px);
}