/* ============================================================
   AI Persona Hub — Premium Editorial Design System (Linear style)
   Matte dark surfaces, structural grids, Outfit & Inter typography
   ============================================================ */

/* ---------- CSS Custom Properties ---------- */
:root, [data-theme="dark"] {
  /* Colors */
  --bg-primary: #07080a;
  --bg-secondary: #0c0d11;
  --bg-card: #0e1015;
  --bg-card-hover: #13161e;
  --bg-modal: rgba(7, 8, 10, 0.95);
  --bg-input: #12141c;
  --bg-glass: rgba(255, 255, 255, 0.02);

  /* Borders */
  --border-muted: rgba(255, 255, 255, 0.05);
  --border-active: rgba(255, 255, 255, 0.12);
  --border-focus: rgba(255, 255, 255, 0.25);
  
  /* Text */
  --text-primary: #f3f4f6;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  
  /* Palette & Accents */
  --color-accent: #ffffff;
  --color-titanium: #a1a1aa;
  
  /* Brand Indicators */
  --brand-agency: #6366f1;
  --brand-edict: #ef4444;
  --brand-gamestudios: #8b5cf6;
  --brand-clawcompany: #f59e0b;

  /* Shadows */
  --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.5);
  --shadow-card-hover: 0 8px 30px rgba(0, 0, 0, 0.7);
  --shadow-modal: 0 20px 50px rgba(0, 0, 0, 0.8);

  /* Borders / Radii */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 10px;
  --radius-xl: 16px;

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 120ms var(--ease-out);
  --transition-normal: 300ms var(--ease-out);

  /* Grid mesh variables */
  --grid-line: rgba(255, 255, 255, 0.012);
  --grid-mask: radial-gradient(circle at 50% 25%, black 20%, transparent 75%);
  --glow-color: 255, 255, 255;
  --glow-opacity: 0.04;

  /* Ambient glow orb variables */
  --orb-1-color: rgba(99, 102, 241, 0.15); /* Indigo */
  --orb-2-color: rgba(20, 184, 166, 0.12); /* Teal */
  --orb-3-color: rgba(236, 72, 153, 0.08); /* Pink/Rose */
  --orb-opacity: 0.95;
  --orb-blur: 130px;

  /* Sticky Toolbar variables */
  --bg-toolbar: rgba(7, 8, 10, 0.8);
  --bg-toolbar-scrolled: rgba(7, 8, 10, 0.95);

  /* Scrollbar Theme Variables */
  --scrollbar-thumb: rgba(255, 255, 255, 0.15);
  --scrollbar-thumb-hover: rgba(255, 255, 255, 0.28);
}

[data-theme="light"] {
  /* Colors */
  --bg-primary: #f9fafb;
  --bg-secondary: #f3f4f6;
  --bg-card: #ffffff;
  --bg-card-hover: #fafafa;
  --bg-modal: rgba(255, 255, 255, 0.95);
  --bg-input: #ffffff;
  --bg-glass: rgba(0, 0, 0, 0.01);

  /* Borders */
  --border-muted: rgba(0, 0, 0, 0.06);
  --border-active: rgba(0, 0, 0, 0.12);
  --border-focus: rgba(0, 0, 0, 0.25);
  
  /* Text */
  --text-primary: #111827;
  --text-secondary: #4b5563;
  --text-muted: #9ca3af;
  
  /* Palette & Accents */
  --color-accent: #000000;
  --color-titanium: #71717a;

  /* Shadows */
  --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-card-hover: 0 8px 30px rgba(0, 0, 0, 0.08);
  --shadow-modal: 0 20px 50px rgba(0, 0, 0, 0.12);

  /* Grid mesh variables */
  --grid-line: rgba(99, 102, 241, 0.025); /* Ultra-delicate indigo-tinted designer grid */
  --grid-mask: radial-gradient(circle at 50% 25%, rgba(0, 0, 0, 0.85) 20%, transparent 75%);
  --glow-color: 99, 102, 241;
  --glow-opacity: 0.03;

  /* Ambient glow orb variables */
  --orb-1-color: rgba(199, 210, 254, 0.35); /* Soft Indigo light */
  --orb-2-color: rgba(153, 246, 228, 0.35); /* Soft Teal light */
  --orb-3-color: rgba(251, 207, 232, 0.3);  /* Soft Rose light */
  --orb-opacity: 0.85;
  --orb-blur: 110px;

  /* Sticky Toolbar variables */
  --bg-toolbar: rgba(249, 250, 251, 0.8);
  --bg-toolbar-scrolled: rgba(249, 250, 251, 0.95);

  /* Scrollbar Theme Variables */
  --scrollbar-thumb: rgba(0, 0, 0, 0.18);
  --scrollbar-thumb-hover: rgba(0, 0, 0, 0.32);
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    /* Colors */
    --bg-primary: #f9fafb;
    --bg-secondary: #f3f4f6;
    --bg-card: #ffffff;
    --bg-card-hover: #fafafa;
    --bg-modal: rgba(255, 255, 255, 0.95);
    --bg-input: #ffffff;
    --bg-glass: rgba(0, 0, 0, 0.01);

    /* Borders */
    --border-muted: rgba(0, 0, 0, 0.06);
    --border-active: rgba(0, 0, 0, 0.12);
    --border-focus: rgba(0, 0, 0, 0.25);
    
    /* Text */
    --text-primary: #111827;
    --text-secondary: #4b5563;
    --text-muted: #9ca3af;
    
    /* Palette & Accents */
    --color-accent: #000000;
    --color-titanium: #71717a;

    /* Shadows */
    --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-card-hover: 0 8px 30px rgba(0, 0, 0, 0.08);
    --shadow-modal: 0 20px 50px rgba(0, 0, 0, 0.12);

    /* Grid mesh variables */
    --grid-line: rgba(99, 102, 241, 0.025);
    --grid-mask: radial-gradient(circle at 50% 25%, rgba(0, 0, 0, 0.85) 20%, transparent 75%);
    --glow-color: 99, 102, 241;
    --glow-opacity: 0.03;

    /* Ambient glow orb variables */
    --orb-1-color: rgba(199, 210, 254, 0.35); /* Soft Indigo light */
    --orb-2-color: rgba(153, 246, 228, 0.35); /* Soft Teal light */
    --orb-3-color: rgba(251, 207, 232, 0.3);  /* Soft Rose light */
    --orb-opacity: 0.85;
    --orb-blur: 110px;

    /* Sticky Toolbar variables */
    --bg-toolbar: rgba(249, 250, 251, 0.8);
    --bg-toolbar-scrolled: rgba(249, 250, 251, 0.95);

    /* Scrollbar Theme Variables */
    --scrollbar-thumb: rgba(0, 0, 0, 0.18);
    --scrollbar-thumb-hover: rgba(0, 0, 0, 0.32);
  }
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-color: var(--bg-primary);
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.5;
  min-height: 100vh;
  overflow-x: hidden;
  transition: background-color var(--transition-normal), color var(--transition-normal), border-color var(--transition-normal);
}

/* ---------- Structural Grid Background & Ambient Glow ---------- */
@keyframes gridBreathing {
  0% { opacity: 0.7; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.03); }
  100% { opacity: 0.7; transform: scale(1); }
}

.bg-grid-mesh {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background-image: 
    linear-gradient(var(--grid-line) 1px, transparent 1px), 
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: var(--grid-mask);
  -webkit-mask-image: var(--grid-mask);
  animation: gridBreathing 12s ease-in-out infinite;
  transition: opacity var(--transition-normal);
}

/* Ambient glow container */
.bg-ambient-glow {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  opacity: var(--orb-opacity);
  transition: opacity var(--transition-normal);
}

/* Glowing orbs styles */
.bg-glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(var(--orb-blur));
  mix-blend-mode: screen;
  transition: filter var(--transition-normal), background var(--transition-normal);
  will-change: transform;
}

[data-theme="light"] .bg-glow-orb {
  mix-blend-mode: normal;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .bg-glow-orb {
    mix-blend-mode: normal;
  }
}

.bg-glow-orb--1 {
  top: -10%;
  left: -10%;
  width: 55vw;
  height: 55vw;
  background: var(--orb-1-color);
  animation: driftOrb1 28s ease-in-out infinite alternate;
}

.bg-glow-orb--2 {
  bottom: -15%;
  right: -5%;
  width: 50vw;
  height: 50vw;
  background: var(--orb-2-color);
  animation: driftOrb2 34s ease-in-out infinite alternate;
}

.bg-glow-orb--3 {
  top: 30%;
  right: 25%;
  width: 40vw;
  height: 40vw;
  background: var(--orb-3-color);
  animation: driftOrb3 22s ease-in-out infinite alternate;
}

@keyframes driftOrb1 {
  0% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(15vw, 10vh) scale(1.1);
  }
  100% {
    transform: translate(-5vw, 20vh) scale(0.9);
  }
}

@keyframes driftOrb2 {
  0% {
    transform: translate(0, 0) scale(0.9);
  }
  50% {
    transform: translate(-10vw, -15vh) scale(1.15);
  }
  100% {
    transform: translate(8vw, -5vh) scale(1);
  }
}

@keyframes driftOrb3 {
  0% {
    transform: translate(0, 0) scale(1.05);
  }
  50% {
    transform: translate(-20vw, 15vh) scale(0.9);
  }
  100% {
    transform: translate(10vw, -10vh) scale(1.1);
  }
}

/* ---------- Main Layout ---------- */
.app {
  position: relative;
  z-index: 1;
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 32px;
}

/* ---------- Hero Section ---------- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero {
  padding: 80px 0 60px;
  text-align: center;
  position: relative;
  border-bottom: 1px solid var(--border-muted);
  overflow: hidden;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 14px;
  border-radius: 100px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-muted);
  color: var(--text-primary);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 24px;
  opacity: 0;
  animation: fadeInUp 0.8s var(--ease-out) forwards;
  animation-delay: 100ms;
}

.hero__badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 8px #10b981;
}

.hero__title {
  font-family: 'Outfit', sans-serif;
  font-size: clamp(2.8rem, 6.5vw, 5.2rem);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.04em;
  margin-bottom: 20px;
  opacity: 0;
  animation: fadeInUp 0.8s var(--ease-out) forwards;
  animation-delay: 250ms;
}

.hero__title-text {
  background-image: linear-gradient(135deg, #ffffff 0%, #a5b4fc 50%, #6366f1 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
  display: inline-block;
  padding-right: 0.15em; /* Prevent clipping of trailing letters like 'b' due to background-clip: text */
}

[data-theme="light"] .hero__title-text {
  background-image: linear-gradient(135deg, #111827 0%, #4f46e5 60%, #312e81 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .hero__title-text {
    background-image: linear-gradient(135deg, #111827 0%, #4f46e5 60%, #312e81 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    -webkit-text-fill-color: transparent;
  }
}

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: var(--text-secondary);
  max-width: 680px;
  margin: 0 auto 40px;
  line-height: 1.6;
  font-weight: 400;
  opacity: 0;
  animation: fadeInUp 0.8s var(--ease-out) forwards;
  animation-delay: 400ms;
}

/* Chromatic subtitle highlights */
.hero__subtitle-highlight-1 {
  background-image: linear-gradient(90deg, #a78bfa 0%, #6366f1 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
  font-weight: 600;
}

.hero__subtitle-highlight-2 {
  background-image: linear-gradient(90deg, #2dd4bf 0%, #0ea5e9 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
  font-weight: 600;
}

[data-theme="light"] .hero__subtitle-highlight-1 {
  background-image: linear-gradient(90deg, #7c3aed 0%, #4f46e5 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

[data-theme="light"] .hero__subtitle-highlight-2 {
  background-image: linear-gradient(90deg, #0d9488 0%, #0284c7 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .hero__subtitle-highlight-1 {
    background-image: linear-gradient(90deg, #7c3aed 0%, #4f46e5 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    -webkit-text-fill-color: transparent;
  }

  :root:not([data-theme="dark"]) .hero__subtitle-highlight-2 {
    background-image: linear-gradient(90deg, #0d9488 0%, #0284c7 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    -webkit-text-fill-color: transparent;
  }
}

.hero__stats {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
  margin-top: 48px;
  opacity: 0;
  animation: fadeInUp 0.8s var(--ease-out) forwards;
  animation-delay: 550ms;
}

.hero__stat {
  text-align: center;
  background: var(--bg-card);
  border: 1px solid var(--border-muted);
  border-radius: var(--radius-xl);
  padding: 24px 44px;
  min-width: 200px;
  box-shadow: var(--shadow-card);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

/* Individual premium glowing states & colored identities */
/* 1. Characters: Electric Indigo / Purple */
.hero__stat--characters {
  border-color: rgba(99, 102, 241, 0.15);
}
.hero__stat--characters:hover {
  border-color: rgba(99, 102, 241, 0.45);
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(99, 102, 241, 0.15);
  background: rgba(99, 102, 241, 0.02);
}
[data-theme="light"] .hero__stat--characters {
  border-color: rgba(99, 102, 241, 0.1);
  background: rgba(255, 255, 255, 0.7);
}
[data-theme="light"] .hero__stat--characters:hover {
  border-color: rgba(99, 102, 241, 0.35);
  background: rgba(99, 102, 241, 0.03);
  box-shadow: 0 12px 30px rgba(99, 102, 241, 0.08);
}
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .hero__stat--characters {
    border-color: rgba(99, 102, 241, 0.1);
    background: rgba(255, 255, 255, 0.7);
  }
  :root:not([data-theme="dark"]) .hero__stat--characters:hover {
    border-color: rgba(99, 102, 241, 0.35);
    background: rgba(99, 102, 241, 0.03);
    box-shadow: 0 12px 30px rgba(99, 102, 241, 0.08);
  }
}

/* 2. Sources: Jade / Teal / Mint */
.hero__stat--sources {
  border-color: rgba(20, 184, 166, 0.15);
}
.hero__stat--sources:hover {
  border-color: rgba(20, 184, 166, 0.45);
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(20, 184, 166, 0.15);
  background: rgba(20, 184, 166, 0.02);
}
[data-theme="light"] .hero__stat--sources {
  border-color: rgba(13, 148, 136, 0.1);
  background: rgba(255, 255, 255, 0.7);
}
[data-theme="light"] .hero__stat--sources:hover {
  border-color: rgba(13, 148, 136, 0.35);
  background: rgba(13, 148, 136, 0.03);
  box-shadow: 0 12px 30px rgba(13, 148, 136, 0.08);
}
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .hero__stat--sources {
    border-color: rgba(13, 148, 136, 0.1);
    background: rgba(255, 255, 255, 0.7);
  }
  :root:not([data-theme="dark"]) .hero__stat--sources:hover {
    border-color: rgba(13, 148, 136, 0.35);
    background: rgba(13, 148, 136, 0.03);
    box-shadow: 0 12px 30px rgba(13, 148, 136, 0.08);
  }
}

/* 3. Categories: Sunset / Rose / Pink */
.hero__stat--categories {
  border-color: rgba(236, 72, 153, 0.15);
}
.hero__stat--categories:hover {
  border-color: rgba(236, 72, 153, 0.45);
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(236, 72, 153, 0.15);
  background: rgba(236, 72, 153, 0.02);
}
[data-theme="light"] .hero__stat--categories {
  border-color: rgba(219, 39, 119, 0.1);
  background: rgba(255, 255, 255, 0.7);
}
[data-theme="light"] .hero__stat--categories:hover {
  border-color: rgba(219, 39, 119, 0.35);
  background: rgba(219, 39, 119, 0.03);
  box-shadow: 0 12px 30px rgba(219, 39, 119, 0.08);
}
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .hero__stat--categories {
    border-color: rgba(219, 39, 119, 0.1);
    background: rgba(255, 255, 255, 0.7);
  }
  :root:not([data-theme="dark"]) .hero__stat--categories:hover {
    border-color: rgba(219, 39, 119, 0.35);
    background: rgba(219, 39, 119, 0.03);
    box-shadow: 0 12px 30px rgba(219, 39, 119, 0.08);
  }
}

.hero__stat-value {
  font-family: 'Outfit', sans-serif;
  font-size: 2.8rem;
  font-weight: 900;
  line-height: 1.1;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

/* Characters Stat Gradient (Violet-Indigo) */
.hero__stat-value--characters {
  background-image: linear-gradient(135deg, #c084fc 0%, #818cf8 50%, #6366f1 100%);
}
[data-theme="light"] .hero__stat-value--characters {
  background-image: linear-gradient(135deg, #4f46e5 0%, #6366f1 50%, #818cf8 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

/* Sources Stat Gradient (Jade-Teal) */
.hero__stat-value--sources {
  background-image: linear-gradient(135deg, #a7f3d0 0%, #34d399 50%, #059669 100%);
}
[data-theme="light"] .hero__stat-value--sources {
  background-image: linear-gradient(135deg, #0d9488 0%, #10b981 50%, #34d399 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

/* Categories Stat Gradient (Rose-Magenta) */
.hero__stat-value--categories {
  background-image: linear-gradient(135deg, #fbcfe8 0%, #f472b6 50%, #db2777 100%);
}
[data-theme="light"] .hero__stat-value--categories {
  background-image: linear-gradient(135deg, #db2777 0%, #ec4899 50%, #f472b6 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

/* System preferences scheme fallbacks */
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .hero__stat-value--characters {
    background-image: linear-gradient(135deg, #4f46e5 0%, #6366f1 50%, #818cf8 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    -webkit-text-fill-color: transparent;
  }
  :root:not([data-theme="dark"]) .hero__stat-value--sources {
    background-image: linear-gradient(135deg, #0d9488 0%, #10b981 50%, #34d399 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    -webkit-text-fill-color: transparent;
  }
  :root:not([data-theme="dark"]) .hero__stat-value--categories {
    background-image: linear-gradient(135deg, #db2777 0%, #ec4899 50%, #f472b6 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    -webkit-text-fill-color: transparent;
  }
}

.hero__stat-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 6px;
  transition: color var(--transition-normal);
}

.hero__stat--characters .hero__stat-label {
  color: #818cf8;
}
[data-theme="light"] .hero__stat--characters .hero__stat-label {
  color: #4f46e5;
}

.hero__stat--sources .hero__stat-label {
  color: #34d399;
}
[data-theme="light"] .hero__stat--sources .hero__stat-label {
  color: #0d9488;
}

.hero__stat--categories .hero__stat-label {
  color: #fb7185;
}
[data-theme="light"] .hero__stat--categories .hero__stat-label {
  color: #db2777;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .hero__stat--characters .hero__stat-label {
    color: #4f46e5;
  }
  :root:not([data-theme="dark"]) .hero__stat--sources .hero__stat-label {
    color: #0d9488;
  }
  :root:not([data-theme="dark"]) .hero__stat--categories .hero__stat-label {
    color: #db2777;
  }
}

/* ---------- Sticky Tool Bar ---------- */
.toolbar {
  position: sticky;
  top: 0;
  z-index: 50;
  padding: 16px 0;
  background: var(--bg-toolbar);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-muted);
  transition: background var(--transition-normal), border-color var(--transition-normal);
}

.toolbar.scrolled {
  background: var(--bg-toolbar-scrolled);
  border-bottom: 1px solid var(--border-active);
}

.toolbar__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.search-box {
  width: 320px;
  flex-shrink: 0;
  position: relative;
}

.search-box__icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 0.9rem;
}

.search-box__input {
  width: 100%;
  padding: 12px 16px 12px 44px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-muted);
  background: var(--bg-input);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.88rem;
  outline: none;
  transition: all var(--transition-fast);
}

.search-box__input::placeholder {
  color: var(--text-muted);
}

.search-box__input:focus {
  border-color: var(--border-focus);
  background: var(--bg-secondary);
}

/* Filter Chips */
.filter-chips {
  display: flex;
  flex-wrap: nowrap;
  gap: 8px;
  align-items: center;
}

/* Filter Dropdown Menu (Premium Editorial Style) */
.filter-dropdown {
  position: relative;
  display: inline-block;
  flex-shrink: 0;
}

.filter-chip--more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.more-chips-arrow {
  display: inline-block;
  font-size: 0.65rem;
  opacity: 0.7;
  transition: transform var(--transition-fast);
}

.filter-chip[aria-expanded="true"] .more-chips-arrow {
  transform: rotate(180deg);
}

.filter-dropdown-menu {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  background: var(--bg-card);
  border: 1px solid var(--border-active);
  border-radius: var(--radius-md);
  padding: 6px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  box-shadow: var(--shadow-modal);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px) scale(0.95);
  transform-origin: top right;
  transition: opacity var(--transition-normal), transform var(--transition-normal), visibility var(--transition-normal), background-color var(--transition-normal);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 100;
  min-width: 200px;
  max-height: 300px;
  overflow-y: auto;
}

.filter-dropdown-menu.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.filter-dropdown-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 0.78rem;
  font-weight: 500;
  text-align: left;
  cursor: pointer;
  white-space: nowrap;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.filter-dropdown-item:hover {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.filter-dropdown-item.active {
  background: rgba(99, 102, 241, 0.16);
  color: #a5b4fc;
  font-weight: 600;
}

[data-theme="light"] .filter-dropdown-item.active {
  background: rgba(79, 70, 229, 0.08);
  color: #4f46e5;
  font-weight: 600;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .filter-dropdown-item.active {
    background: rgba(79, 70, 229, 0.08);
    color: #4f46e5;
    font-weight: 600;
  }
}

.filter-dropdown-item__count {
  font-size: 0.7rem;
  opacity: 0.6;
  margin-left: 12px;
}

.filter-chip {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-muted);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  font-size: 0.78rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  user-select: none;
  flex-shrink: 0;
}

.filter-chip:hover {
  border-color: var(--border-active);
  color: var(--text-primary);
}

.filter-chip.active {
  background: rgba(99, 102, 241, 0.16);
  border-color: rgba(99, 102, 241, 0.5);
  color: #c7d2fe;
  box-shadow: 0 0 12px rgba(99, 102, 241, 0.25);
}

[data-theme="light"] .filter-chip.active {
  background: rgba(79, 70, 229, 0.08);
  border-color: rgba(79, 70, 229, 0.4);
  color: #4f46e5;
  box-shadow: 0 0 12px rgba(79, 70, 229, 0.15);
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .filter-chip.active {
    background: rgba(79, 70, 229, 0.08);
    border-color: rgba(79, 70, 229, 0.4);
    color: #4f46e5;
    box-shadow: 0 0 12px rgba(79, 70, 229, 0.15);
  }
}

.filter-chip__count {
  font-size: 0.7rem;
  opacity: 0.6;
  margin-left: 5px;
}

/* ---------- Cards Gallery Grid ---------- */
.gallery {
  padding: 48px 0 90px;
}

.gallery__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}

.gallery__empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 100px 20px;
  color: var(--text-muted);
}

.gallery__empty-icon {
  font-size: 2.5rem;
  margin-bottom: 12px;
}

.gallery__empty-text {
  font-size: 0.95rem;
  letter-spacing: 0.02em;
}

/* ---------- Card UI ---------- */
.card {
  position: relative;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-muted);
  background: var(--bg-card);
  padding: 24px;
  cursor: pointer;
  transition: border-color var(--transition-normal), background-color var(--transition-normal), transform var(--transition-normal), box-shadow var(--transition-normal);
  display: flex;
  flex-direction: column;
  opacity: 0;
  transform: translateY(12px);
  overflow: hidden; /* Clips the background hover glow */
}

/* Premium Cursor Tracking Radial Glow */
.card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    300px circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
    rgba(var(--glow-color), var(--glow-opacity)),
    transparent 60%
  );
  z-index: 1;
  opacity: 0;
  transition: opacity var(--transition-normal);
  pointer-events: none;
}

.card.visible {
  opacity: 1;
  transform: translateY(0);
}

.card:hover {
  border-color: var(--border-active);
  background: var(--bg-card-hover);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}

.card:hover::before {
  opacity: 1;
}

.card__header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
  position: relative;
  z-index: 2;
}

.card__avatar {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
  background: var(--bg-secondary);
  border: 1px solid var(--border-muted);
}

.card__meta {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.card__name {
  font-family: 'Outfit', sans-serif;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin: 0;
  line-height: 1.2;
}

.card__source {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--text-muted);
  text-transform: capitalize;
  line-height: 1;
}

.card__source-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  flex-shrink: 0;
}

.card__desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex-grow: 1;
  position: relative;
  z-index: 2;
}

.card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--border-muted);
  position: relative;
  z-index: 2;
}

.card__tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.card__tag {
  font-size: 0.68rem;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  font-weight: 500;
  border: 1px solid var(--border-muted);
}

.card__category-badge {
  font-size: 0.62rem;
  font-weight: 600;
  padding: 2px 6px;
  border-radius: 3px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: 1px solid transparent;
  white-space: nowrap;
}

/* Elegant, Structural Muted Badges */
.cat-engineering { background: rgba(59, 130, 246, 0.08); color: #60a5fa; border-color: rgba(59, 130, 246, 0.15); }
.cat-design { background: rgba(236, 72, 153, 0.08); color: #f472b6; border-color: rgba(236, 72, 153, 0.15); }
.cat-marketing { background: rgba(16, 185, 129, 0.08); color: #34d399; border-color: rgba(16, 185, 129, 0.15); }
.cat-sales { background: rgba(245, 158, 11, 0.08); color: #fbbf24; border-color: rgba(245, 158, 11, 0.15); }
.cat-product { background: rgba(168, 85, 247, 0.08); color: #c084fc; border-color: rgba(168, 85, 247, 0.15); }
.cat-governance { background: rgba(239, 68, 68, 0.08); color: #f87171; border-color: rgba(239, 68, 68, 0.15); }
.cat-game-development { background: rgba(139, 92, 246, 0.08); color: #a78bfa; border-color: rgba(139, 92, 246, 0.15); }
.cat-management { background: rgba(245, 158, 11, 0.08); color: #fbbf24; border-color: rgba(245, 158, 11, 0.15); }
.cat-paid-media { background: rgba(6, 182, 212, 0.08); color: #22d3ee; border-color: rgba(6, 182, 212, 0.15); }
.cat-academic { background: rgba(75, 85, 99, 0.12); color: #d1d5db; border-color: rgba(75, 85, 99, 0.2); }
.cat-finance { background: rgba(16, 185, 129, 0.08); color: #34d399; border-color: rgba(16, 185, 129, 0.15); }
.cat-integrations { background: rgba(99, 102, 241, 0.08); color: #818cf8; border-color: rgba(99, 102, 241, 0.15); }
.cat-project-management { background: rgba(20, 184, 166, 0.08); color: #2dd4bf; border-color: rgba(20, 184, 166, 0.15); }
.cat-spatial-computing { background: rgba(244, 63, 94, 0.08); color: #fb7185; border-color: rgba(244, 63, 94, 0.15); }
.cat-specialized { background: rgba(236, 72, 153, 0.08); color: #f472b6; border-color: rgba(236, 72, 153, 0.15); }
.cat-strategy { background: rgba(14, 165, 233, 0.08); color: #38bdf8; border-color: rgba(14, 165, 233, 0.15); }
.cat-support { background: rgba(234, 179, 8, 0.08); color: #facc15; border-color: rgba(234, 179, 8, 0.15); }
.cat-testing { background: rgba(16, 185, 129, 0.08); color: #34d399; border-color: rgba(16, 185, 129, 0.15); }

/* ---------- Modal UI ---------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: var(--bg-modal);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.modal {
  width: 100%;
  max-width: 820px;
  max-height: 85vh;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-active);
  background: var(--bg-secondary);
  overflow-y: auto;
  transform: scale(0.98) translateY(8px);
  transition: transform var(--transition-normal);
  box-shadow: var(--shadow-modal);
}

.modal-overlay.open .modal {
  transform: scale(1) translateY(0);
}

.modal__header {
  padding: 32px 32px 24px;
  border-bottom: 1px solid var(--border-muted);
  display: flex;
  align-items: flex-start;
  gap: 20px;
  position: sticky;
  top: 0;
  background: var(--bg-secondary);
  z-index: 2;
}

.modal__avatar {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  background: var(--bg-card);
  border: 1px solid var(--border-muted);
  flex-shrink: 0;
}

.modal__info {
  flex: 1;
  min-width: 0;
}

.modal__name {
  font-family: 'Outfit', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}

.modal__meta-row {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 6px;
}

.modal__close {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-muted);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.modal__close:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
  border-color: var(--border-active);
}

.modal__body {
  padding: 32px;
}

.modal__section-title {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 12px;
  margin-top: 28px;
}

.modal__section-title:first-child {
  margin-top: 0;
}

.modal__prompt-box {
  position: relative;
  background: #06070a;
  border: 1px solid var(--border-muted);
  border-radius: var(--radius-md);
  padding: 24px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  line-height: 1.6;
  color: #c5cdd8;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 450px;
  overflow-y: auto;
}

.modal__prompt-box::-webkit-scrollbar {
  width: 6px;
}

.modal__prompt-box::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
}

.modal__copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  border: none;
  background: var(--text-primary);
  color: var(--bg-primary);
  font-family: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  margin-top: 16px;
}

.modal__copy-btn:hover {
  background: #ffffff;
}

.modal__copy-btn.copied {
  background: #10b981;
  color: white;
}

.modal__compat {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.modal__compat-badge {
  font-size: 0.72rem;
  font-weight: 500;
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  border: 1px solid var(--border-muted);
}

.modal__tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.modal__source-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.82rem;
  transition: color var(--transition-fast);
}

.modal__source-link:hover {
  color: var(--text-primary);
}

/* ---------- Footer ---------- */
.footer {
  padding: 60px 0;
  border-top: 1px solid var(--border-muted);
  text-align: center;
}

.footer__text {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.footer__link {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer__link:hover {
  color: var(--text-primary);
}

.footer__sources {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 12px;
}

/* ---------- Responsive Layouts ---------- */
@media (max-width: 768px) {
  .container {
    padding: 0 20px;
  }

  .hero {
    padding: 50px 0 40px;
  }

  .hero__stats {
    gap: 32px;
  }

  .toolbar__inner {
    flex-direction: column;
    align-items: stretch;
  }

  .search-box {
    width: 100%;
  }

  .gallery__grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .modal {
    max-height: 90vh;
    border-radius: var(--radius-lg);
  }

  .modal__header {
    padding: 24px;
  }

  .modal__body {
    padding: 20px 24px 24px;
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .gallery__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ---------- Scrollbar Customization ---------- */
::-webkit-scrollbar {
  width: 10px; /* Highly visible target width */
  height: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--scrollbar-thumb);
  border-radius: 6px;
  border: 2.5px solid var(--bg-primary); /* Premium floating inner track spacing */
  transition: background var(--transition-fast);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--scrollbar-thumb-hover);
}

/* ---------- Utility ---------- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* ---------- Header Controls UI (Theme & Language) ---------- */
.header-controls {
  position: absolute;
  top: 24px;
  right: 32px;
  z-index: 999;
  display: flex;
  gap: 10px;
}

@media (max-width: 768px) {
  .header-controls {
    top: 16px;
    right: 16px;
  }
}

.theme-selector,
.lang-selector {
  position: relative;
}

.theme-selector__trigger,
.lang-selector__trigger {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border-muted);
  background: transparent;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.05rem;
  cursor: pointer;
  box-shadow: none;
  transition: transform var(--transition-fast), border-color var(--transition-fast), background-color var(--transition-normal), color var(--transition-fast);
}

.theme-selector__trigger:hover,
.lang-selector__trigger:hover {
  transform: scale(1.05);
  border-color: var(--border-active);
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.theme-selector__trigger:active,
.lang-selector__trigger:active {
  transform: scale(0.95);
}

.theme-selector__menu,
.lang-selector__menu {
  position: absolute;
  top: 48px;
  right: 0;
  background: var(--bg-card);
  border: 1px solid var(--border-active);
  border-radius: var(--radius-md);
  padding: 6px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  box-shadow: var(--shadow-modal);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px) scale(0.95);
  transform-origin: top right;
  transition: opacity var(--transition-normal), transform var(--transition-normal), visibility var(--transition-normal), background-color var(--transition-normal);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.lang-selector__menu {
  max-height: 280px;
  overflow-y: auto;
  min-width: 140px;
}

/* Custom scrollbar for lang-menu */
.lang-selector__menu::-webkit-scrollbar {
  width: 4px;
}
.lang-selector__menu::-webkit-scrollbar-track {
  background: transparent;
}
.lang-selector__menu::-webkit-scrollbar-thumb {
  background: var(--scrollbar-thumb);
  border-radius: 2px;
}
.lang-selector__menu::-webkit-scrollbar-thumb:hover {
  background: var(--scrollbar-thumb-hover);
}

.theme-selector__menu.open,
.lang-selector__menu.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.theme-selector__item,
.lang-selector__item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 500;
  text-align: left;
  cursor: pointer;
  white-space: nowrap;
  transition: background-color var(--transition-fast), color var(--transition-fast);
  width: 100%;
}

.theme-selector__item:hover,
.lang-selector__item:hover {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.theme-selector__item.active,
.lang-selector__item.active {
  background: var(--text-primary);
  color: var(--bg-primary);
}

/* ============================================================
   Right-to-Left (RTL) Layout System & Overrides (Arabic Support)
   ============================================================ */
[dir="rtl"] {
  direction: rtl;
  text-align: right;
}

[dir="rtl"] .header-controls {
  right: auto;
  left: 32px;
}

@media (max-width: 768px) {
  [dir="rtl"] .header-controls {
    right: auto;
    left: 16px;
  }
}

[dir="rtl"] .theme-selector__menu,
[dir="rtl"] .lang-selector__menu {
  right: auto;
  left: 0;
  transform-origin: top left;
}

[dir="rtl"] .theme-selector__item,
[dir="rtl"] .lang-selector__item,
[dir="rtl"] .filter-dropdown-item {
  text-align: right;
}

[dir="rtl"] .search-box__icon {
  left: auto;
  right: 16px;
}

[dir="rtl"] .search-box__input {
  padding: 12px 44px 12px 16px;
  text-align: right;
}

[dir="rtl"] .filter-dropdown-menu {
  right: auto;
  left: 0;
  transform-origin: top left;
}

[dir="rtl"] .filter-dropdown-item__count {
  margin-left: 0;
  margin-right: 12px;
}

[dir="rtl"] .filter-chip__count {
  margin-left: 0;
  margin-right: 5px;
}

[dir="rtl"] .modal__close {
  order: -1; /* Place close button on the opposite side of header in flex container */
}

[dir="rtl"] .modal__prompt-box {
  direction: ltr; /* Force system prompts to remain LTR and left-aligned for raw code/prose */
  text-align: left;
}