/*
 * ============================================================
 *  FacSuite — Revealer Design System Reference
 *  Source: revealer.us (extracted 2026-04-30)
 *  Purpose: Provide Kiro exact values for the dark glass aesthetic
 *           used as the visual target for FacSuite's rebrand.
 *
 *  HOW TO USE:
 *  1. Link AFTER toolkit.css so these override base styles.
 *  2. Apply .tool-quizsuite / .tool-msr / etc. to <body> or <main>
 *     to activate per-tool accent color on all glass components.
 *  3. All glass components use var(--tool-accent) for borders and
 *     highlights — swap the body class, everything re-themes.
 * ============================================================
 */

/* ── 1. DESIGN TOKENS ─────────────────────────────────────── */
/* Extracted directly from revealer.us :root and .dark vars.
   Dark values are the primary; light fallbacks included below. */

:root {
  /* --- Backgrounds --- */
  --bg-primary:      #0f0f0f;
  --bg-secondary:    #171717;
  --bg-tertiary:     #1f1f1f;
  --bg-card:         #171717;
  --bg-elevated:     #1f1f1f;
  --bg-overlay:      rgba(0,0,0,0.55);
  --bg-overlay-strong: rgba(0,0,0,0.72);

  /* --- Surface alpha layers (white tinted) --- */
  --surface-1:  rgba(255,255,255,0.04);
  --surface-2:  rgba(255,255,255,0.07);
  --surface-3:  rgba(255,255,255,0.11);
  --surface-4:  rgba(255,255,255,0.16);

  /* --- Borders --- */
  --border:        #2a2a2a;
  --border-subtle: #1f1f1f;
  --border-strong: #3a3a3a;
  --border-focus:  rgba(16,185,129,0.55);

  /* --- Text --- */
  --text-primary:   #f5f5f5;
  --text-secondary: #a3a3a3;
  --text-muted:     #6b6b6b;
  --text-disabled:  #404040;
  --text-on-accent: #ffffff;

  /* --- FacSuite global accent (light blue — replaces Revealer emerald) --- */
  --accent:        #41C4E1;
  --accent-hover:  #2aaec9;
  --accent-active: #1d9ab5;
  --accent-light:  rgba(65,196,225,0.15);
  --accent-muted:  rgba(65,196,225,0.12);
  --accent-ring:   rgba(65,196,225,0.4);

  /* --- Semantic colors (Revealer values, unchanged) --- */
  --success:       #22c55e;
  --success-bg:    rgba(34,197,94,0.14);
  --warning:       #f59e0b;
  --warning-bg:    rgba(245,158,11,0.14);
  --danger:        #ef4444;
  --danger-bg:     rgba(239,68,68,0.14);
  --danger-ring:   rgba(239,68,68,0.4);
  --info:          #3b82f6;
  --info-bg:       rgba(59,130,246,0.14);

  /* --- Per-tool accent overrides (applied via body class) ---
     These map to existing FacSuite domain colors.
     All glass components reference --tool-accent, not --accent.   */
  --tool-accent:        var(--accent);        /* fallback = global */
  --tool-accent-rgb:    65, 196, 225;         /* for rgba() usage  */
  --tool-accent-muted:  rgba(65,196,225,0.12);
  --tool-accent-ring:   rgba(65,196,225,0.4);
  --tool-accent-border: rgba(65,196,225,0.3);

  /* --- Shadows (Revealer dark scale) --- */
  --shadow-xs:  0 1px 2px rgba(0,0,0,0.4);
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.45), 0 1px 2px rgba(0,0,0,0.3);
  --shadow-md:  0 4px 12px -2px rgba(0,0,0,0.5), 0 2px 4px -2px rgba(0,0,0,0.3);
  --shadow-lg:  0 12px 24px -8px rgba(0,0,0,0.56), 0 4px 8px -4px rgba(0,0,0,0.4);
  --shadow-xl:  0 24px 48px -12px rgba(0,0,0,0.7);

  --shadow-btn-primary:       0 1px 0 rgba(255,255,255,0.10) inset, 0 4px 12px -4px rgba(65,196,225,0.55);
  --shadow-btn-primary-hover: 0 1px 0 rgba(255,255,255,0.14) inset, 0 6px 16px -4px rgba(65,196,225,0.7);
  --shadow-focus-ring:        0 0 0 3px var(--tool-accent-ring);

  /* --- Glass blur levels (Revealer --blur-* values) --- */
  --blur-xs: blur(8px);
  --blur-sm: blur(12px) saturate(160%);
  --blur-md: blur(20px) saturate(180%);
  --blur-lg: blur(28px) saturate(180%);
  --blur-xl: blur(40px) saturate(190%);

  /* --- Glass tint (Revealer dark glass-tint) --- */
  --glass-tint:        rgba(20,24,22,0.55);
  --glass-tint-strong: rgba(20,24,22,0.72);
  --glass-border:      rgba(255,255,255,0.10);
  --glass-border-top:  rgba(255,255,255,0.14);

  /* --- Typography --- */
  --font-sans: 'Amazon Ember', 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;

  /* --- Border radius scale --- */
  --radius-xs:   4px;
  --radius-sm:   8px;
  --radius-md:   10px;
  --radius-lg:   12px;
  --radius-xl:   16px;
  --radius-2xl:  20px;
  --radius-full: 9999px;

  /* --- Spacing scale (4px base) --- */
  --sp-1:  4px;   --sp-2:  8px;   --sp-3:  12px;  --sp-4:  16px;
  --sp-5:  20px;  --sp-6:  24px;  --sp-8:  32px;  --sp-10: 40px;
  --sp-12: 48px;  --sp-16: 64px;  --sp-20: 80px;

  /* --- Transition easing (Revealer cubic-bezier values) --- */
  --ease-glass:  cubic-bezier(0.25, 0.8, 0.25, 1);
  --ease-spring: cubic-bezier(0.2, 0.8, 0.2, 1);
  --ease-sharp:  cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── 2. PER-TOOL ACCENT OVERRIDES ────────────────────────── */
/* Apply one of these classes to <body> or the tool's root <main>.
   Every glass component below inherits the correct accent. */

body.tool-quizsuite,  .tool-quizsuite  {
  --tool-accent:        #FF8C1A;
  --tool-accent-rgb:    255, 140, 26;
  --tool-accent-muted:  rgba(255,140,26,0.14);
  --tool-accent-ring:   rgba(255,140,26,0.45);
  --tool-accent-border: rgba(255,140,26,0.35);
  --shadow-btn-primary: 0 1px 0 rgba(255,255,255,0.10) inset, 0 4px 12px -4px rgba(255,140,26,0.55);
}

body.tool-msr,  .tool-msr  {
  --tool-accent:        #5B9BD5;
  --tool-accent-rgb:    91, 155, 213;
  --tool-accent-muted:  rgba(91,155,213,0.14);
  --tool-accent-ring:   rgba(91,155,213,0.45);
  --tool-accent-border: rgba(91,155,213,0.35);
  --shadow-btn-primary: 0 1px 0 rgba(255,255,255,0.10) inset, 0 4px 12px -4px rgba(91,155,213,0.55);
}

body.tool-delsuite,  .tool-delsuite  {
  --tool-accent:        #C084FC;
  --tool-accent-rgb:    192, 132, 252;
  --tool-accent-muted:  rgba(192,132,252,0.14);
  --tool-accent-ring:   rgba(192,132,252,0.45);
  --tool-accent-border: rgba(192,132,252,0.35);
  --shadow-btn-primary: 0 1px 0 rgba(255,255,255,0.10) inset, 0 4px 12px -4px rgba(192,132,252,0.55);
}

body.tool-roster,  .tool-roster  {
  --tool-accent:        #38BDF8;
  --tool-accent-rgb:    56, 189, 248;
  --tool-accent-muted:  rgba(56,189,248,0.14);
  --tool-accent-ring:   rgba(56,189,248,0.45);
  --tool-accent-border: rgba(56,189,248,0.35);
}

body.tool-toolkit,  .tool-toolkit  {
  --tool-accent:        #4ADE80;
  --tool-accent-rgb:    74, 222, 128;
  --tool-accent-muted:  rgba(74,222,128,0.14);
  --tool-accent-ring:   rgba(74,222,128,0.45);
  --tool-accent-border: rgba(74,222,128,0.35);
}

body.tool-voxsuite,  .tool-voxsuite  {
  --tool-accent:        #22D3EE;
  --tool-accent-rgb:    34, 211, 238;
  --tool-accent-muted:  rgba(34,211,238,0.14);
  --tool-accent-ring:   rgba(34,211,238,0.45);
  --tool-accent-border: rgba(34,211,238,0.35);
  --shadow-btn-primary: 0 1px 0 rgba(255,255,255,0.10) inset, 0 4px 12px -4px rgba(34,211,238,0.55);
}

body.tool-execution-builder,  .tool-execution-builder  {
  --tool-accent:        #FF8C1A;
  --tool-accent-rgb:    255, 140, 26;
  --tool-accent-muted:  rgba(255,140,26,0.14);
  --tool-accent-ring:   rgba(255,140,26,0.45);
  --tool-accent-border: rgba(255,140,26,0.35);
  --shadow-btn-primary: 0 1px 0 rgba(255,255,255,0.10) inset, 0 4px 12px -4px rgba(255,140,26,0.55);
}

/* ── 3. BACKGROUND SYSTEM ────────────────────────────────── */
/* Three fixed layers behind all content.
   Add .fs-bg-system to <body> or a fixed wrapper div. */

.fs-bg-system {
  background-color: var(--bg-primary);
  position: relative;
}

/* 3a. 60px CSS grid overlay — 1.5% opacity terminal feel */
.fs-bg-grid {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.015;
  background-image:
    linear-gradient(var(--text-muted) 1px, transparent 1px),
    linear-gradient(90deg, var(--text-muted) 1px, transparent 1px);
  background-size: 60px 60px;
}

/* 3b. Radial glow blob — top center, tool-accent tinted */
.fs-bg-glow-top {
  position: fixed;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: min(720px, 75vw);
  height: min(480px, 50vh);
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  background: radial-gradient(50% 50%,
    rgba(var(--tool-accent-rgb), 0.18) 0%,
    transparent 100%);
  filter: blur(80px);
  animation: glass-breathe 8s ease-in-out infinite;
}

/* 3c. Radial glow blob — bottom right, subtler */
.fs-bg-glow-bottom {
  position: fixed;
  bottom: -10%;
  right: -5%;
  width: min(560px, 55vw);
  height: min(400px, 40vh);
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  background: radial-gradient(50% 50%,
    rgba(var(--tool-accent-rgb), 0.10) 0%,
    transparent 100%);
  filter: blur(60px);
  animation: glass-breathe 8s ease-in-out 4s infinite;
}

/* 3d. Corner brackets — 4 fixed decorative L-brackets */
.fs-corner { position: fixed; pointer-events: none; z-index: 1; }
.fs-corner-tl { top: 24px; left: 24px; }
.fs-corner-tr { top: 24px; right: 24px; }
.fs-corner-bl { bottom: 24px; left: 24px; }
.fs-corner-br { bottom: 24px; right: 24px; }

.fs-corner-tl .fs-bracket { border-top: 2px solid; border-left: 2px solid; }
.fs-corner-tr .fs-bracket { border-top: 2px solid; border-right: 2px solid; }
.fs-corner-bl .fs-bracket { border-bottom: 2px solid; border-left: 2px solid; }
.fs-corner-br .fs-bracket { border-bottom: 2px solid; border-right: 2px solid; }

.fs-bracket {
  width: 36px;
  height: 36px;
  border-color: var(--tool-accent-border);
  opacity: 0.6;
}

/* 3e. Optional scan line — single pass, top to bottom */
.fs-scan-line {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg,
    transparent 0%,
    rgba(var(--tool-accent-rgb), 0.35) 30%,
    rgba(var(--tool-accent-rgb), 0.6) 50%,
    rgba(var(--tool-accent-rgb), 0.35) 70%,
    transparent 100%);
  pointer-events: none;
  z-index: 2;
  animation: scan-horizontal 8s linear infinite;
}

/* ── 4. KEYFRAME ANIMATIONS ──────────────────────────────── */
/* Source: revealer.us CSS — exact values, unmodified */

@keyframes glass-breathe {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.6; }
}

@keyframes scan-horizontal {
  0%   { transform: translateY(-100vh); }
  100% { transform: translateY(100vh); }
}

@keyframes text-reveal {
  0%   { opacity: 0; filter: blur(4px); transform: translateY(30px) skewY(2deg); }
  100% { opacity: 1; filter: blur(0px); transform: translateY(0px) skewY(0deg); }
}

@keyframes fade-in-up {
  0%   { opacity: 0; transform: translateY(20px); }
  100% { opacity: 1; transform: translateY(0px); }
}

@keyframes fadeSlideIn {
  0%   { opacity: 0; transform: translateX(-12px); }
  100% { opacity: 1; transform: translateX(0px); }
}

@keyframes float-slow {
  0%     { transform: translateY(0px) rotate(0deg); }
  12.5%  { transform: translateY(-8px) translateX(8px) rotate(1deg); }
  25%    { transform: translateY(-6px) translateX(-4px) rotate(-1deg); }
  37.5%  { transform: translateY(-14px) translateX(6px) rotate(1.5deg); }
  50%    { transform: translateY(-18px) translateX(-8px) rotate(-0.5deg); }
  62.5%  { transform: translateY(-10px) translateX(10px) rotate(2deg); }
  75%    { transform: translateY(-16px) translateX(-2px) rotate(-1.5deg); }
  87.5%  { transform: translateY(-4px) translateX(4px) rotate(0.5deg); }
  100%   { transform: translateY(0px) rotate(0deg); }
}

@keyframes float-medium {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50%       { transform: translateY(-15px) rotate(-2deg); }
}

@keyframes float-fast {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-10px); }
}

@keyframes blink {
  0%, 49% { opacity: 1; }
  50%, 100% { opacity: 0; }
}

@keyframes liquid-glass-shimmer {
  0%   { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

/* Animation utility classes */
.animate-text-reveal      { animation: text-reveal 0.7s cubic-bezier(0.2, 0.8, 0.2, 1) both; }
.animate-fade-in-up       { animation: fade-in-up 0.55s cubic-bezier(0.2, 0.8, 0.2, 1) both; }
.animate-fade-slide-in    { animation: fadeSlideIn 0.35s ease-out both; }
.animate-float-slow       { animation: float-slow 20s ease-in-out infinite; }
.animate-float-medium     { animation: float-medium 6s ease-in-out infinite; }
.animate-float-fast       { animation: float-fast 3s ease-in-out infinite; }
.animate-glass-breathe    { animation: glass-breathe 8s ease-in-out infinite; }
.animate-blink            { animation: blink 1s step-end infinite; }

/* Staggered entrance delays for card grids */
.stagger-1  { animation-delay: 0.05s; }
.stagger-2  { animation-delay: 0.10s; }
.stagger-3  { animation-delay: 0.15s; }
.stagger-4  { animation-delay: 0.20s; }
.stagger-5  { animation-delay: 0.25s; }
.stagger-6  { animation-delay: 0.30s; }

/* ── 5. GLASS COMPONENTS (liquid-glass-* classes) ────────── */
/* Source: revealer.us — dark variants. Light variants are
   the commented secondary value on each property.            */

/* 5a. Container — main card wrapper */
.liquid-glass-container {
  background: linear-gradient(145deg,
    rgba(60,60,70,0.40) 0%,
    rgba(45,45,55,0.35) 30%,
    rgba(40,40,50,0.38) 70%,
    rgba(55,55,65,0.40) 100%);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
  box-shadow:
    rgba(0,0,0,0.30) 0px 8px 32px,
    rgba(0,0,0,0.20) 0px 2px 8px,
    var(--glass-border-top) 0px 1px inset,
    rgba(0,0,0,0.20) 0px -1px inset;
  backdrop-filter: var(--blur-md);
  -webkit-backdrop-filter: var(--blur-md);
}

/* 5b. Section card — used for data sections, module panels */
.liquid-glass-section {
  background: linear-gradient(145deg,
    rgba(55,55,65,0.45) 0%,
    rgba(45,45,55,0.40) 30%,
    rgba(40,40,50,0.42) 70%,
    rgba(50,50,60,0.45) 100%);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-2xl);
  position: relative;
  overflow: hidden;
  box-shadow:
    rgba(0,0,0,0.30) 0px 6px 24px,
    rgba(0,0,0,0.15) 0px 2px 6px,
    var(--glass-border-top) 0px 1px inset;
  backdrop-filter: var(--blur-sm);
  -webkit-backdrop-filter: var(--blur-sm);
  transition: background 0.25s var(--ease-sharp);
}

.liquid-glass-section:hover {
  background: linear-gradient(145deg,
    rgba(65,65,75,0.50) 0%,
    rgba(55,55,65,0.45) 100%);
}

/* Section header bar — darker strip at top of section */
.liquid-glass-section-header {
  background: linear-gradient(145deg, rgba(0,0,0,0.20) 0%, rgba(0,0,0,0.10) 100%);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
}

/* 5c. Card — smaller unit inside sections */
.liquid-glass-card {
  background: rgba(30,30,35,0.40);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 16px;
  transition: background 0.3s var(--ease-glass), transform 0.2s var(--ease-glass);
  position: relative;
  box-shadow:
    rgba(0,0,0,0.30) 0px 4px 16px,
    var(--glass-border-top) 0px 1px inset,
    rgba(255,255,255,0.05) 0px 0px 0px 1px inset;
  backdrop-filter: var(--blur-xs);
  -webkit-backdrop-filter: var(--blur-xs);
}

.liquid-glass-card:hover {
  background: rgba(40,40,45,0.50);
  transform: translateY(-1px);
}

/* Tool-accent left border on section cards (Revealer data-source pattern) */
.liquid-glass-section.accent-border {
  border-left-width: 4px;
  border-left-color: var(--tool-accent);
}

/* 5d. Navigation bar */
.liquid-glass-nav {
  background: linear-gradient(165deg,
    rgba(40,42,54,0.65) 0%,
    rgba(30,32,44,0.55) 25%,
    rgba(24,26,38,0.58) 50%,
    rgba(30,32,44,0.62) 75%,
    rgba(38,40,52,0.68) 100%);
  border-bottom: 1px solid var(--glass-border);
  box-shadow:
    var(--glass-border-top) 0px 0px 0px 1px inset,
    rgba(255,255,255,0.12) 0px 1px inset,
    rgba(0,0,0,0.30) 0px 8px 32px -8px,
    rgba(0,0,0,0.20) 0px 2px 8px;
  backdrop-filter: var(--blur-lg);
  -webkit-backdrop-filter: var(--blur-lg);
}

/* Nav pill tab strip */
.liquid-glass-nav-tabs {
  background: linear-gradient(145deg, rgba(0,0,0,0.30) 0%, rgba(0,0,0,0.20) 100%);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 18px;
  padding: 6px 8px;
  display: flex;
  gap: 2px;
}

.liquid-glass-nav-item {
  color: var(--text-secondary);
  background: transparent;
  border: 1px solid transparent;
  border-radius: 14px;
  padding: 8px 14px;
  font-size: 0.875rem;
  font-weight: 500;
  transition: color 0.3s var(--ease-sharp), background 0.3s var(--ease-sharp);
  cursor: pointer;
  white-space: nowrap;
}

.liquid-glass-nav-item:hover {
  color: var(--text-primary);
  background: var(--surface-1);
}

.liquid-glass-nav-item.active,
.liquid-glass-nav-item-active {
  color: rgba(255,255,255,0.95);
  background: linear-gradient(145deg, rgba(255,255,255,0.18) 0%, rgba(255,255,255,0.12) 100%);
  border: 1px solid rgba(255,255,255,0.20);
  box-shadow:
    rgba(0,0,0,0.20) 0px 4px 16px,
    rgba(0,0,0,0.10) 0px 1px 4px,
    rgba(255,255,255,0.15) 0px 1px inset;
}

/* 5e. Tabs (inside content areas) */
.liquid-glass-tabs {
  background: rgba(10,10,10,0.40);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: 18px;
  padding: 6px;
  display: flex;
  gap: 6px;
  box-shadow: rgba(0,0,0,0.20) 0px 2px 8px inset;
}

.liquid-glass-tab {
  color: rgba(255,255,255,0.50);
  background: transparent;
  border: 1px solid transparent;
  border-radius: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  font-size: 0.875rem;
  font-weight: 500;
  transition: 0.3s var(--ease-glass);
  cursor: pointer;
}

.liquid-glass-tab:hover {
  color: var(--text-primary);
  background: var(--surface-1);
}

.liquid-glass-tab.active,
.liquid-glass-tab-active {
  color: rgba(255,255,255,0.95);
  background: rgba(40,40,40,0.60);
  border: 1px solid rgba(255,255,255,0.20);
  box-shadow:
    rgba(0,0,0,0.30) 0px 4px 16px,
    rgba(0,0,0,0.20) 0px 1px 4px,
    rgba(255,255,255,0.20) 0px 1px inset,
    rgba(255,255,255,0.08) 0px 0px 0px 1px inset;
}

/* 5f. Input fields */
.liquid-glass-input {
  color: rgba(255,255,255,0.90);
  background: rgba(20,20,20,0.40);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-lg);
  width: 100%;
  padding: 14px 18px;
  font-size: 0.9375rem;
  font-family: var(--font-sans);
  transition: 0.3s var(--ease-glass);
  box-shadow:
    rgba(0,0,0,0.30) 0px 2px 6px inset,
    rgba(0,0,0,0.15) 0px 1px 2px inset,
    rgba(0,0,0,0.20) 0px 2px 8px;
  outline: none;
}

.liquid-glass-input:focus {
  border-color: var(--tool-accent-border);
  box-shadow:
    rgba(0,0,0,0.30) 0px 2px 6px inset,
    var(--shadow-focus-ring);
}

.liquid-glass-label {
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.75);
  text-shadow: rgba(0,0,0,0.50) 0px 1px 2px;
  margin-bottom: 8px;
  margin-left: 4px;
  font-size: 0.8125rem;
  font-weight: 600;
  font-family: var(--font-mono);
  display: block;
}

/* 5g. Buttons */

/* Primary — tool-accent gradient with glow */
.liquid-glass-btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: #ffffff;
  background: linear-gradient(to bottom, var(--tool-accent), color-mix(in srgb, var(--tool-accent) 80%, #000));
  border: 1px solid rgba(255,255,255,0.20);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all 0.2s var(--ease-sharp);
  box-shadow: var(--shadow-btn-primary);
  text-decoration: none;
  white-space: nowrap;
}

.liquid-glass-btn-primary:hover {
  filter: brightness(1.08);
  box-shadow: var(--shadow-btn-primary-hover);
}

.liquid-glass-btn-primary:active {
  transform: scale(0.98);
  filter: brightness(0.95);
}

/* Secondary — ghost glass button */
.liquid-glass-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 24px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
  text-shadow: rgba(0,0,0,0.35) 0px 1px 2px;
  background: rgba(20,20,20,0.20);
  border: none;
  border-radius: 16px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: 0.3s var(--ease-glass);
  box-shadow:
    rgba(0,0,0,0.40) 0px 8px 32px,
    rgba(255,255,255,0.15) 0px 1px 1px inset,
    rgba(0,0,0,0.40) 0px -1px 2px inset,
    rgba(255,255,255,0.08) 0px 0px 0px 1px inset;
}

.liquid-glass-btn:hover {
  background: rgba(30,30,30,0.30);
}

.liquid-glass-btn:active {
  transform: scale(0.98);
}

/* View/action button — small glass pill */
.liquid-glass-view-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 600;
  color: #ffffff;
  text-shadow: rgba(0,0,0,0.50) 0px 1px 2px;
  background: rgba(45,45,50,0.60);
  border: 1px solid rgba(255,255,255,0.20);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: 0.25s var(--ease-sharp);
  box-shadow:
    rgba(0,0,0,0.40) 0px 4px 12px,
    rgba(255,255,255,0.20) 0px 1px 1px inset,
    rgba(255,255,255,0.15) 0px 0px 0px 1px inset;
  text-decoration: none;
}

.liquid-glass-view-btn:hover {
  background: rgba(55,55,60,0.70);
  border-color: var(--tool-accent-border);
}

.liquid-glass-view-btn.active {
  color: var(--tool-accent);
  background: var(--tool-accent-muted);
  border-color: var(--tool-accent-border);
}

/* Danger variant */
.liquid-glass-btn-danger {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 600;
  color: rgb(252,165,165);
  text-shadow: rgba(0,0,0,0.50) 0px 1px 2px;
  background: linear-gradient(145deg, rgba(239,68,68,0.25) 0%, rgba(239,68,68,0.15) 100%);
  border: 1px solid rgba(239,68,68,0.30);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: 0.25s var(--ease-sharp);
  box-shadow:
    rgba(0,0,0,0.40) 0px 4px 12px,
    rgba(255,255,255,0.20) 0px 1px 1px inset,
    rgba(239,68,68,0.20) 0px 0px 0px 1px inset;
}

/* 5h. Badges */
.liquid-glass-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 8px;
  font-size: 13px;
  font-weight: 500;
  font-family: var(--font-mono);
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 10px;
  box-shadow: rgba(0,0,0,0.20) 0px 2px 8px, rgba(255,255,255,0.20) 0px 1px 1px inset;
  transition: 0.2s;
}

.liquid-glass-badge-green  { color: rgb(74,222,128);  background: linear-gradient(145deg,rgba(34,197,94,0.25) 0%,rgba(34,197,94,0.12) 100%);  border-color: rgba(34,197,94,0.35); }
.liquid-glass-badge-amber  { color: rgb(251,191,36);  background: linear-gradient(145deg,rgba(245,158,11,0.25) 0%,rgba(245,158,11,0.12) 100%); border-color: rgba(245,158,11,0.35); }
.liquid-glass-badge-red    { color: rgb(252,165,165); background: linear-gradient(145deg,rgba(239,68,68,0.20) 0%,rgba(239,68,68,0.10) 100%);   border-color: rgba(239,68,68,0.25); }
.liquid-glass-badge-blue   { color: rgb(147,197,253); background: linear-gradient(145deg,rgba(59,130,246,0.25) 0%,rgba(59,130,246,0.12) 100%);  border-color: rgba(59,130,246,0.35); }
.liquid-glass-badge-accent { color: var(--tool-accent); background: var(--tool-accent-muted); border-color: var(--tool-accent-border); }
.liquid-glass-badge-slate  { color: rgb(148,163,184); background: linear-gradient(145deg,rgba(148,163,184,0.15) 0%,rgba(148,163,184,0.08) 100%); border-color: rgba(148,163,184,0.20); }

/* 5i. Table panel */
.liquid-glass-table-panel {
  background: linear-gradient(145deg,
    rgba(45,48,58,0.65) 0%,
    rgba(38,40,52,0.58) 50%,
    rgba(42,45,55,0.62) 100%);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-2xl);
  box-shadow: rgba(0,0,0,0.30) 0px 8px 32px, var(--glass-border-top) 0px 1px inset;
  overflow: hidden;
  backdrop-filter: var(--blur-xs);
  -webkit-backdrop-filter: var(--blur-xs);
}

.liquid-glass-table-header {
  color: var(--text-secondary);
  background: linear-gradient(145deg, rgba(0,0,0,0.25) 0%, rgba(0,0,0,0.15) 100%);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.liquid-glass-table-row {
  color: var(--text-primary);
  border-bottom: 1px solid rgba(255,255,255,0.04);
  transition: background 0.2s;
}

.liquid-glass-table-row:hover {
  background: var(--surface-1);
}

/* 5j. Modal */
.liquid-glass-modal-overlay {
  background: rgba(0,0,0,0.65);
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.liquid-glass-modal {
  color: var(--text-primary);
  background: linear-gradient(165deg,
    rgba(35,38,50,0.88) 0%,
    rgba(28,30,42,0.82) 30%,
    rgba(24,26,38,0.85) 70%,
    rgba(32,35,48,0.90) 100%);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 24px;
  position: relative;
  box-shadow:
    rgba(0,0,0,0.55) 0px 24px 80px -12px,
    rgba(0,0,0,0.35) 0px 12px 40px -8px,
    rgba(255,255,255,0.10) 0px 1px inset;
  backdrop-filter: var(--blur-xl);
  -webkit-backdrop-filter: var(--blur-xl);
}

/* 5k. Dropdown */
.liquid-glass-dropdown {
  background: linear-gradient(165deg,
    rgba(40,42,54,0.88) 0%,
    rgba(30,32,44,0.78) 50%,
    rgba(35,37,49,0.82) 100%);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: var(--radius-2xl);
  box-shadow:
    rgba(0,0,0,0.50) 0px 20px 60px -15px,
    rgba(0,0,0,0.35) 0px 8px 24px -8px,
    rgba(255,255,255,0.08) 0px 1px inset;
  backdrop-filter: var(--blur-lg);
  -webkit-backdrop-filter: var(--blur-lg);
}

/* 5l. Shimmer loading bar */
.liquid-glass-shimmer-bar {
  background: linear-gradient(145deg,
    rgba(255,255,255,0.08) 0%,
    rgba(255,255,255,0.04) 100%);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 999px;
  width: 180px;
  height: 4px;
  overflow: hidden;
  box-shadow: rgba(0,0,0,0.10) 0px 1px 4px, rgba(255,255,255,0.04) 0px 1px inset;
}

.liquid-glass-shimmer {
  background: linear-gradient(90deg,
    transparent 0%,
    rgba(var(--tool-accent-rgb), 0.7) 20%,
    rgba(var(--tool-accent-rgb), 0.9) 50%,
    rgba(var(--tool-accent-rgb), 0.7) 80%,
    transparent 100%);
  width: 100%;
  height: 100%;
  animation: liquid-glass-shimmer 1.5s ease-in-out infinite;
}

/* 5m. Emerald/accent pill chip */
.liquid-glass-accent-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  font-size: 13px;
  color: var(--tool-accent);
  background: var(--tool-accent-muted);
  border: 1px solid var(--tool-accent-border);
  border-radius: var(--radius-lg);
  transition: 0.2s var(--ease-glass);
  box-shadow: rgba(var(--tool-accent-rgb), 0.15) 0px 2px 8px, rgba(255,255,255,0.15) 0px 1px 1px inset;
}

/* ── 6. TYPOGRAPHY UTILITIES ─────────────────────────────── */

/* Monospace label — used for status chips, section headers, stats */
.fs-mono-label {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* Hero heading with text-reveal animation */
.fs-hero-heading {
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.05;
  color: var(--text-primary);
  animation: text-reveal 0.7s cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

.fs-hero-heading .accent {
  color: var(--tool-accent);
}

/* Stats ticker — inline monospace metric display */
.fs-stats-ticker {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  padding: 6px 16px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  background: rgba(255,255,255,0.08);
  backdrop-filter: var(--blur-xs);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow:
    0 2px 20px -4px rgba(0,0,0,0.40),
    inset 0 1px 0 rgba(255,255,255,0.10);
}

.fs-stats-ticker .stat-value {
  font-weight: 600;
  color: var(--text-primary);
}

.fs-stats-ticker .stat-label {
  color: var(--text-muted);
}

/* ── 7. OVERRIDE BRIDGE (toolkit.css compatibility) ───────── */
/* These map Revealer's visual system onto existing FacSuite
   component classes without breaking anything toolkit.css owns. */

/* Replace flat dark backgrounds with glass equivalents */
body {
  background-color: var(--bg-primary);
}

/* Make existing header glass-aware */
.tk-header {
  backdrop-filter: var(--blur-lg);
  -webkit-backdrop-filter: var(--blur-lg);
  background: linear-gradient(165deg,
    rgba(24,26,38,0.85) 0%,
    rgba(20,22,34,0.80) 50%,
    rgba(24,26,38,0.85) 100%) !important;
  border-bottom: 1px solid var(--glass-border) !important;
  box-shadow:
    rgba(255,255,255,0.08) 0px 1px inset,
    rgba(0,0,0,0.30) 0px 4px 20px -4px !important;
}

/* Tool-accent border on header (matches existing --header-accent pattern) */
.tk-header {
  border-bottom-color: color-mix(in srgb, var(--tool-accent) 60%, transparent) !important;
}

/* == 8. THEME SYSTEM ============================================
 * Two explicit theme contexts applied via [data-theme] on <html>.
 * The :root defaults (dark) apply when no attribute is set.
 * auth.js bootstrap applies data-theme="light" by default (Matthew spec).
 * ============================================================== */

/* 8a. Dark token overrides (re-asserts :root when switching FROM light) */
html[data-theme="dark"] {
  --bg-primary:      #0f0f0f;
  --bg-secondary:    #171717;
  --bg-tertiary:     #1f1f1f;
  --bg-card:         #171717;
  --bg-elevated:     #1f1f1f;
  --bg-overlay:      rgba(0,0,0,0.55);
  --bg-overlay-strong: rgba(0,0,0,0.72);
  --surface-1:  rgba(255,255,255,0.04);
  --surface-2:  rgba(255,255,255,0.07);
  --surface-3:  rgba(255,255,255,0.11);
  --surface-4:  rgba(255,255,255,0.16);
  --border:        #2a2a2a;
  --border-subtle: #1f1f1f;
  --border-strong: #3a3a3a;
  --text-primary:   #f5f5f5;
  --text-secondary: #a3a3a3;
  --text-muted:     #6b6b6b;
  --text-disabled:  #404040;
  --glass-tint:        rgba(20,24,22,0.55);
  --glass-tint-strong: rgba(20,24,22,0.72);
  --glass-border:      rgba(255,255,255,0.10);
  --glass-border-top:  rgba(255,255,255,0.14);
  --shadow-xs: 0 1px 2px rgba(0,0,0,0.4);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.45), 0 1px 2px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 12px -2px rgba(0,0,0,0.5), 0 2px 4px -2px rgba(0,0,0,0.3);
  --shadow-lg: 0 12px 24px -8px rgba(0,0,0,0.56), 0 4px 8px -4px rgba(0,0,0,0.4);
  --shadow-xl: 0 24px 48px -12px rgba(0,0,0,0.7);
}
html[data-theme="dark"] body { background-color: #0f0f0f; }
html[data-theme="dark"] .liquid-glass-section {
  background: linear-gradient(145deg, rgba(55,55,65,0.45) 0%, rgba(45,45,55,0.40) 30%,
    rgba(40,40,50,0.42) 70%, rgba(50,50,60,0.45) 100%);
}
html[data-theme="dark"] .liquid-glass-section:hover {
  background: linear-gradient(145deg, rgba(65,65,75,0.50) 0%, rgba(55,55,65,0.45) 100%);
}
html[data-theme="dark"] .liquid-glass-section-header {
  background: linear-gradient(145deg, rgba(0,0,0,0.20) 0%, rgba(0,0,0,0.10) 100%);
  border-bottom-color: rgba(255,255,255,0.05);
}
html[data-theme="dark"] .liquid-glass-card { background: rgba(30,30,35,0.40); }
html[data-theme="dark"] .liquid-glass-card:hover { background: rgba(40,40,45,0.50); }
html[data-theme="dark"] .liquid-glass-tabs {
  background: rgba(10,10,10,0.40);
  border-color: rgba(255,255,255,0.10);
  box-shadow: rgba(0,0,0,0.20) 0px 2px 8px inset;
}
html[data-theme="dark"] .liquid-glass-tab { color: rgba(255,255,255,0.50); }
html[data-theme="dark"] .liquid-glass-tab.active,
html[data-theme="dark"] .liquid-glass-tab-active {
  color: rgba(255,255,255,0.95);
  background: rgba(40,40,40,0.60);
  border-color: rgba(255,255,255,0.20);
}
html[data-theme="dark"] .liquid-glass-input {
  color: rgba(255,255,255,0.90);
  background: rgba(20,20,20,0.40);
  border-color: rgba(255,255,255,0.15);
}
html[data-theme="dark"] .liquid-glass-label { color: rgba(255,255,255,0.75); }
html[data-theme="dark"] .liquid-glass-view-btn {
  color: #ffffff;
  background: rgba(45,45,50,0.60);
  border-color: rgba(255,255,255,0.20);
}
html[data-theme="dark"] .liquid-glass-badge {
  color: var(--text-primary);
  background: rgba(255,255,255,0.10);
  border-color: rgba(255,255,255,0.15);
}
html[data-theme="dark"] .tk-header {
  background: linear-gradient(165deg,
    rgba(24,26,38,0.85) 0%, rgba(20,22,34,0.80) 50%,
    rgba(24,26,38,0.85) 100%) !important;
  border-bottom: 1px solid rgba(255,255,255,0.10) !important;
}
html[data-theme="dark"] .fs-bg-glow-top {
  background: radial-gradient(50% 50%,rgba(var(--tool-accent-rgb),0.18) 0%,transparent 100%);
}
html[data-theme="dark"] .fs-bg-glow-bottom {
  background: radial-gradient(50% 50%,rgba(var(--tool-accent-rgb),0.10) 0%,transparent 100%);
}

/* 8b. Light token overrides */
html[data-theme="light"] {
  --bg-primary:      #f0f4f8;
  --bg-secondary:    #ffffff;
  --bg-tertiary:     #e8edf5;
  --bg-card:         #ffffff;
  --bg-elevated:     #f8fafc;
  --bg-overlay:      rgba(255,255,255,0.55);
  --bg-overlay-strong: rgba(255,255,255,0.85);
  --surface-1:  rgba(0,0,0,0.03);
  --surface-2:  rgba(0,0,0,0.05);
  --surface-3:  rgba(0,0,0,0.08);
  --surface-4:  rgba(0,0,0,0.12);
  --border:        #e2e8f0;
  --border-subtle: #f1f5f9;
  --border-strong: #cbd5e1;
  --text-primary:   #1e293b;
  --text-secondary: #475569;
  --text-muted:     #94a3b8;
  --text-disabled:  #cbd5e1;
  --glass-tint:        rgba(255,255,255,0.65);
  --glass-tint-strong: rgba(255,255,255,0.85);
  --glass-border:      rgba(0,0,0,0.08);
  --glass-border-top:  rgba(255,255,255,0.90);
  --shadow-xs: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 12px -2px rgba(0,0,0,0.10), 0 2px 4px -2px rgba(0,0,0,0.06);
  --shadow-lg: 0 12px 24px -8px rgba(0,0,0,0.12), 0 4px 8px -4px rgba(0,0,0,0.08);
  --shadow-xl: 0 24px 48px -12px rgba(0,0,0,0.16);
}
html[data-theme="light"] body { background-color: #f0f4f8; }
html[data-theme="light"] .liquid-glass-section {
  background: linear-gradient(145deg, rgba(255,255,255,0.80) 0%, rgba(255,255,255,0.65) 100%);
  border-color: rgba(0,0,0,0.08);
  box-shadow: rgba(0,0,0,0.06) 0px 6px 24px, rgba(0,0,0,0.04) 0px 2px 6px,
    rgba(255,255,255,0.90) 0px 1px inset;
}
html[data-theme="light"] .liquid-glass-section:hover {
  background: linear-gradient(145deg, rgba(255,255,255,0.90) 0%, rgba(255,255,255,0.75) 100%);
}
html[data-theme="light"] .liquid-glass-section-header {
  background: linear-gradient(145deg, rgba(0,0,0,0.04) 0%, rgba(0,0,0,0.02) 100%);
  border-bottom-color: rgba(0,0,0,0.06);
}
html[data-theme="light"] .liquid-glass-card {
  background: rgba(255,255,255,0.75);
  border-color: rgba(0,0,0,0.08);
  box-shadow: rgba(0,0,0,0.06) 0px 4px 16px, rgba(255,255,255,0.90) 0px 1px inset;
}
html[data-theme="light"] .liquid-glass-card:hover { background: rgba(255,255,255,0.90); }
html[data-theme="light"] .liquid-glass-tabs {
  background: rgba(0,0,0,0.05);
  border-color: rgba(0,0,0,0.08);
  box-shadow: rgba(0,0,0,0.06) 0px 2px 8px inset;
}
html[data-theme="light"] .liquid-glass-tab { color: rgba(30,41,59,0.55); }
html[data-theme="light"] .liquid-glass-tab.active,
html[data-theme="light"] .liquid-glass-tab-active {
  color: rgba(30,41,59,0.90);
  background: rgba(255,255,255,0.85);
  border-color: rgba(0,0,0,0.12);
  box-shadow: rgba(0,0,0,0.08) 0px 4px 16px, rgba(255,255,255,0.90) 0px 1px inset;
}
html[data-theme="light"] .liquid-glass-input {
  color: rgba(30,41,59,0.90);
  background: rgba(255,255,255,0.70);
  border-color: rgba(0,0,0,0.15);
  box-shadow: rgba(0,0,0,0.04) 0px 2px 6px inset, rgba(0,0,0,0.06) 0px 2px 8px;
}
html[data-theme="light"] .liquid-glass-label {
  color: rgba(30,41,59,0.80);
  text-shadow: none;
}
html[data-theme="light"] .liquid-glass-view-btn {
  color: #1e293b;
  background: rgba(255,255,255,0.72);
  border-color: rgba(0,0,0,0.14);
  box-shadow: rgba(0,0,0,0.06) 0px 4px 12px, rgba(255,255,255,0.90) 0px 1px inset;
}
html[data-theme="light"] .liquid-glass-view-btn:hover {
  background: rgba(255,255,255,0.90);
  border-color: var(--tool-accent-border);
}
html[data-theme="light"] .liquid-glass-badge {
  color: #1e293b;
  background: rgba(0,0,0,0.06);
  border-color: rgba(0,0,0,0.12);
}
html[data-theme="light"] .tk-header {
  background: linear-gradient(165deg,
    rgba(255,255,255,0.88) 0%, rgba(248,250,252,0.84) 50%,
    rgba(255,255,255,0.88) 100%) !important;
  border-bottom: 1px solid rgba(0,0,0,0.08) !important;
  box-shadow: rgba(255,255,255,0.80) 0px 1px inset,
    rgba(0,0,0,0.06) 0px 4px 20px -4px !important;
}
html[data-theme="light"] .tk-header a,
html[data-theme="light"] .tk-header .tk-brand-prefix,
html[data-theme="light"] .tk-header .tk-header-nav-link,
html[data-theme="light"] .tk-header .tk-user-info,
html[data-theme="light"] .tk-header strong { color: #1e293b; }
html[data-theme="light"] .tk-header .tk-header-nav-link.active { color: var(--tool-accent); }
html[data-theme="light"] .tk-header .tk-btn-ghost { color: #475569; border-color: rgba(0,0,0,0.15); }
html[data-theme="light"] .tk-header .tk-btn-ghost:hover { background: rgba(0,0,0,0.06); color: #1e293b; }
html[data-theme="light"] .fs-bg-grid {
  opacity: 0.06;
  background-image: linear-gradient(#94a3b8 1px, transparent 1px),
    linear-gradient(90deg, #94a3b8 1px, transparent 1px);
}
html[data-theme="light"] .fs-bg-glow-top {
  background: radial-gradient(50% 50%,rgba(var(--tool-accent-rgb),0.12) 0%,transparent 100%);
}
html[data-theme="light"] .fs-bg-glow-bottom {
  background: radial-gradient(50% 50%,rgba(var(--tool-accent-rgb),0.07) 0%,transparent 100%);
}
html[data-theme="light"] .fs-corner .fs-bracket { border-color: rgba(0,0,0,0.12); }
html[data-theme="light"] .liquid-glass-modal-overlay { background: rgba(30,41,59,0.45); }
html[data-theme="light"] .liquid-glass-modal {
  background: rgba(255,255,255,0.92);
  border-color: rgba(0,0,0,0.10);
  box-shadow: 0 24px 64px -12px rgba(0,0,0,0.20), rgba(255,255,255,0.90) 0px 1px inset;
  color: #1e293b;
}
html[data-theme="light"] .liquid-glass-modal h2,
html[data-theme="light"] .liquid-glass-modal h3,
html[data-theme="light"] .liquid-glass-modal label,
html[data-theme="light"] .liquid-glass-modal p { color: #1e293b; }
html[data-theme="light"] .fs-mono-label { color: var(--text-secondary); }
html[data-theme="light"] .tk-role-badge { color: #475569; }
