/* ThinkaBell Core Design System */
/* ================================
   Shared CSS for all ThinkaBell pages
   Include with: <link rel="stylesheet" href="/css/tb-core.css">
   ================================ */
/* ── CSS Custom Properties ──────────────────────────────── */
/* ── Layer Definition ───────────────────────────────────── */
/* ── Layout Components ───────────────────────────────────── */
/* ── Reading Progress Bar ──────────────────────────────── */
  /* ── Theme Toggle ──────────────────────────────────────── */
  /* ── Tool Search / Filter ──────────────────────────────── */
  /* ── Scroll-to-Top ─────────────────────────────────────── */
  /* ── Recently Viewed Tools ─────────────────────────────── */
  /* ── Dark mode manual override ─────────────────────────── */
  /* ── Light mode manual override (wins over system dark preference) ── */
  /* ── Cards respect [hidden] for search filtering ────────── */
  /* ── Toast overrides for dark mode ─────────────────────── */
  /* ── Content-visibility for performance ────────────────── */
  /* ════════════════════════════════════════════════════════════
     MODERN VISUAL ENHANCEMENTS — Animations, Glassmorphism,
     Glow Effects, Smooth Scroll Reveals & Hover States
     ════════════════════════════════════════════════════════════ */
  /* ── Fade-in animation on page load ─────────────────────── */
  /* ── Entrance Animations ───────────────────────────────── */
  /* ── Scroll-Triggered Reveal (CSS-only, no JS) ───────────
     Hidden state is gated on html.js (set by a tiny inline
     script). Without JS, content stays visible — progressive
     enhancement, never progressive destruction. */
  /* Force visible regardless of direction class/animation so the
     runtime reveal (which only toggles --visible) can never leave
     content stuck at opacity:0. */
  /* ── Surface hover elevation system ────────────────────── */
  /* ── Smooth corner accent ──────────────────────────────── */
  /* ── Gradient border cards with glow ───────────────────── */
  /* ── Pulse ring on interactive elements ────────────────── */
  /* ── Rainbow shimmer text ──────────────────────────────── */
  /* ── Skeleton loading placeholder ──────────────────────── */
  /* Staggered animation delays for grid items */
  /* ── Hero Section Enhancements ──────────────────────────── */
  /* ── Glassmorphism Cards ────────────────────────────────── */
  /* ── Premium Card Styles ────────────────────────────────── */
  /* ── Enhanced Card Hover Effects ────────────────────────── */
  /* ── Button Glow Effects ────────────────────────────────── */
  /* ── Image Hover Effects ────────────────────────────────── */
  /* ── Link Underline Animation ───────────────────────────── */
  /* ── Section Divider with Gradient ──────────────────────── */
  /* ── Gradient Text ──────────────────────────────────────── */
  /* ── Subtle Floating Element ────────────────────────────── */
  /* ── Glow Border on Focus/Active ────────────────────────── */
  /* ── Feature List with Icons ────────────────────────────── */
  /* ── Interactive Table Row ──────────────────────────────── */
  /* ── Badge with Glow ────────────────────────────────────── */
  /* ── Tool Page Enhancement ──────────────────────────────── */
  /* ── Form Input Enhancements ────────────────────────────── */
  /* ── Code Block Styling ─────────────────────────────────── */
  /* ── Stat Number Animation ──────────────────────────────── */
  /* ── Drop Zone Enhancement ──────────────────────────────── */
  /* ── Tool Result Area Enhancement ───────────────────────── */
  /* ── Tab Active Indicator ───────────────────────────────── */
  /* ── Tool Page Specific Enhancements ──────────────────────── */
  /* Analysis card */
  /* Score panel */
  /* Bars */
  /* Goal tracker */
  /* Related tools section */
  /* HowTo section */
  /* FAQ section */
  /* Live badge */
  /* Chips */
  /* Drop zone */
  /* Insight messages */
  /* Ultra-Compact Screen Overrides */
  /* ── Dark mode overrides for visual enhancements ────────── */
  /* ── AdSense disclosure label ──────────────────────────── */
  /* ── Utility Classes ────────────────────────────────────── */
:root {
  /* Colors - WCAG AA compliant contrast ratios */
  --ink: #0F172A;
  --paper: #F8FAFC;
  --white: #fff;
  --amber: #4F46E5;
  --amber-dark: #4338CA;
  --moss: #334155;
  --moss-light: #E2E8F0;
  --slate: #475569;
  --border: #CBD5E1;
  --success: #059669;
  --success-bg: #D1FAE5;
  --success-text: #065F46;
  --warning: #D97706;
  --warning-bg: #FEF3C7;
  --warning-text: #92400E;
  --danger: #DC2626;
  --danger-bg: #FEE2E2;
  --danger-text: #991B1B;

  /* Border radius */
  --radius-sm: .375rem;
  --radius-md: .5rem;
  --radius-lg: .75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,.08);
  --shadow-lg: 0 8px 24px rgba(0,0,0,.1);

  /* Transitions */
  --transition: .2s ease;

  /* Typography */
  --font-display: "Outfit", system-ui, -apple-system, sans-serif;
  --font-sans: "Inter", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  /* Fluid typography scale - refined for professional readability */
  --text-xs: clamp(0.6875rem, 1.2vw, 0.75rem);
  --text-sm: clamp(0.8125rem, 1.4vw, 0.875rem);
  --text-base: clamp(0.925rem, 1.8vw, 1rem);
  --text-lg: clamp(1.05rem, 2vw, 1.125rem);
  --text-xl: clamp(1.2rem, 2.8vw, 1.5rem);
  --text-2xl: clamp(1.4rem, 3.2vw, 2rem);
  --text-3xl: clamp(1.6rem, 3.8vw, 2.5rem);
  --text-4xl: clamp(1.8rem, 4.5vw, 3rem);

  /* Font weights */
  --weight-normal: 400;
  --weight-medium: 500;
  --weight-semibold: 600;
  --weight-bold: 700;
  --weight-extrabold: 800;

  /* Line heights */
  --leading-tight: 1.15;
  --leading-normal: 1.5;
  --leading-relaxed: 1.65;
  --leading-loose: 1.8;

  /* Letter spacing */
  --tracking-tight: -0.02em;
  --tracking-normal: 0em;
  --tracking-wide: 0.03em;
  --tracking-wider: 0.05em;
  --tracking-widest: 0.1em;

  /* Text rendering */
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scrollbar-gutter: stable both-edges;
}

.tb-progress-bar {
    position: fixed; top: 0; left: 0; width: 0%; height: 3px;
    background: linear-gradient(90deg, var(--amber), var(--amber-dark));
    z-index: 9999; transition: width .1s linear;
    pointer-events: none;
  }

.tb-theme-toggle {
    display: inline-flex; align-items: center; justify-content: center;
    width: 40px; height: 40px; border-radius: var(--radius-full);
    border: 1px solid var(--border); background: var(--white);
    color: var(--slate); cursor: pointer; font-size: 1.15rem;
    transition: background var(--transition), color var(--transition), border-color var(--transition);
    flex-shrink: 0;
  }

.tb-theme-toggle:hover { border-color: var(--amber); color: var(--amber); }

.tb-theme-toggle:focus-visible { outline: 3px solid var(--amber); outline-offset: 2px; }

.tb-theme-toggle .tb-icon-light { display: inline; }

.tb-theme-toggle .tb-icon-dark { display: none; }

[data-theme="dark"] .tb-theme-toggle .tb-icon-light { display: none; }

[data-theme="dark"] .tb-theme-toggle .tb-icon-dark { display: inline; }

.tb-tool-search {
    max-width: 32rem; margin: 0 auto 2rem; position: relative;
  }

.tb-tool-search input {
    width: 100%; padding: .85rem 1rem .85rem 2.75rem;
    border: 2px solid var(--border); border-radius: var(--radius-full);
    background: var(--white); color: var(--ink);
    font-family: var(--font-sans); font-size: .95rem;
    transition: border-color var(--transition), box-shadow var(--transition);
    box-sizing: border-box;
  }

.tb-tool-search input:focus {
    outline: none; border-color: var(--amber);
    box-shadow: 0 0 0 3px rgba(99,102,241,.15);
  }

.tb-tool-search input::placeholder { color: var(--slate); }

.tb-tool-search .tb-search-icon {
    position: absolute; left: 1rem; top: 50%; transform: translateY(-50%);
    color: var(--slate); font-size: 1.1rem; pointer-events: none;
  }

#tb-search-count {
    text-align: center; font-size: var(--text-sm); color: var(--slate);
    min-height: 1.5rem; margin: -.5rem 0 1.5rem;
  }

.tb-scroll-top {
    position: fixed;
    bottom: 1.5rem;
    bottom: calc(1.5rem + env(safe-area-inset-bottom, 0px));
    right: 1.5rem;
    right: calc(1.5rem + env(safe-area-inset-right, 0px));
    z-index: 1000;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-full);
    background: var(--amber);
    color: #fff;
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: translateY(20px) scale(.9);
    pointer-events: none;
    transition: opacity .3s ease, transform .3s ease;
  }

.tb-scroll-top.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
  }

.tb-scroll-top:hover { background: var(--amber-dark); transform: translateY(-2px); }

.tb-scroll-top:focus-visible { outline: 3px solid var(--amber-dark); outline-offset: 2px; }

.tb-recent-tools {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 14rem), 1fr));
    gap: 1rem;
  }

.tb-recent-tools .tb-recent-card {
    background: var(--white); border: 1px solid var(--border);
    border-radius: var(--radius-lg); padding: 1.25rem;
    text-align: center; box-shadow: var(--shadow-sm);
    text-decoration: none; color: inherit;
    transition: border-color var(--transition), transform var(--transition);
  }

.tb-recent-card:hover {
    border-color: var(--amber); transform: translateY(-2px);
  }

.tb-recent-card h4 {
    font-family: var(--font-display); font-size: .95rem;
    margin: 0 0 .25rem;
  }

.tb-recent-card small {
    color: var(--slate); font-size: .8rem;
  }

[data-theme="dark"] {
    --ink: #F1F5F9;
    --paper: #0F172A;
    --white: #1E293B;
    --amber: #A5B4FC;
    --amber-dark: #818CF8;
    --moss: #94A3B8;
    --moss-light: #1E293B;
    --slate: #94A3B8;
    --border: #334155;
    --success: #34D399;
    --success-bg: #064E3B;
    --success-text: #6EE7B7;
    --warning: #FBBF24;
    --warning-bg: #78350F;
    --warning-text: #FDE68A;
    --danger: #F87171;
    --danger-bg: #7F1D1D;
    --danger-text: #FCA5A5;
  }

[data-theme="dark"] .hero img { filter: brightness(.85); }

[data-theme="dark"] .tb-scroll-top { background: var(--amber); }

[data-theme="dark"] .tb-scroll-top:hover { background: var(--amber-dark); }

[data-theme="light"] {
    --ink: #0F172A;
    --paper: #F8FAFC;
    --white: #fff;
    --amber: #4F46E5;
    --amber-dark: #4338CA;
    --moss: #334155;
    --moss-light: #E2E8F0;
    --slate: #475569;
    --border: #CBD5E1;
    --success: #059669;
    --success-bg: #D1FAE5;
    --success-text: #065F46;
    --warning: #D97706;
    --warning-bg: #FEF3C7;
    --warning-text: #92400E;
    --danger: #DC2626;
    --danger-bg: #FEE2E2;
    --danger-text: #991B1B;
  }

[data-theme="light"] .hero img { filter: none; }

.card[hidden], .tb-card[hidden], .tb-recent-card[hidden] { display: none !important; }

.tb-toast {
    position: fixed; bottom: 5rem; left: 50%; transform: translateX(-50%);
    background: var(--ink); color: var(--paper);
    padding: .75rem 1.5rem; border-radius: var(--radius-full);
    font-size: .9rem; z-index: 10000;
    opacity: 0; transition: opacity .3s ease;
    pointer-events: none; white-space: nowrap;
  }

.tb-toast.show { opacity: 1; }

.tb-section--lazy { content-visibility: auto; contain-intrinsic-size: auto 120px; }

.tb-animate-in {
    animation: tbFadeIn 0.6s ease forwards;
    opacity: 0;
  }

.tb-animate-in-up {
    animation: tbFadeInUp 0.7s ease forwards;
    opacity: 0;
  }

.tb-animate-in-left {
    animation: tbFadeInLeft 0.6s ease forwards;
    opacity: 0;
  }

.tb-animate-in-right {
    animation: tbFadeInRight 0.6s ease forwards;
    opacity: 0;
  }

.tb-animate-scale {
    animation: tbScaleIn 0.5s ease forwards;
    opacity: 0;
  }

html.js .tb-reveal {
    opacity: 0;
    animation-fill-mode: forwards;
    animation-play-state: paused;
    animation-duration: 0.7s;
    animation-timing-function: ease;
  }

.tb-reveal--up {
    animation-name: tbFadeInUp;
  }

.tb-reveal--left {
    animation-name: tbFadeInLeft;
  }

.tb-reveal--right {
    animation-name: tbFadeInRight;
  }

.tb-reveal--scale {
    animation-name: tbScaleIn;
  }

.tb-reveal--fade {
    animation-name: tbFadeIn;
  }

.tb-reveal.tb-reveal--visible {
    animation-play-state: running;
  }

html.js .tb-reveal.tb-reveal--visible {
    opacity: 1;
    animation-play-state: running;
  }

.tb-elevate {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }

.tb-elevate:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 40px rgba(99,102,241,0.15);
  }

.tb-elevate-2:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 16px 48px rgba(99,102,241,0.18);
  }

.tb-corner-accent {
    position: relative;
  }

.tb-corner-accent::before {
    content: '';
    position: absolute;
    top: -1px;
    right: -1px;
    width: 40px;
    height: 40px;
    border-top: 3px solid var(--amber);
    border-right: 3px solid var(--amber);
    border-radius: 0 var(--radius-lg) 0 0;
    opacity: 0;
    transition: opacity 0.3s ease, width 0.3s ease, height 0.3s ease;
  }

.tb-corner-accent:hover::before {
    opacity: 1;
    width: 60px;
    height: 60px;
  }

.tb-glow-card {
    position: relative;
    border: 1px solid transparent;
    background: linear-gradient(var(--white), var(--white)) padding-box,
                linear-gradient(135deg, transparent 60%, rgba(99,102,241,0.15)) border-box;
    transition: all 0.3s ease;
    z-index: 1;
  }

.tb-glow-card::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    border-radius: inherit;
    background: linear-gradient(135deg, transparent 40%, rgba(99,102,241,0.06));
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
  }

.tb-glow-card:hover {
    border-color: transparent;
    background: linear-gradient(var(--white), var(--white)) padding-box,
                linear-gradient(135deg, var(--amber), var(--amber-dark)) border-box;
    box-shadow: 0 8px 32px rgba(99,102,241,0.12);
    transform: translateY(-2px);
  }

.tb-glow-card:hover::after {
    opacity: 1;
  }

.tb-pulse-ring:focus-visible {
    animation: tbPulseRing 1.5s ease-out;
  }

.tb-rainbow {
    animation: tbRainbow 4s linear infinite;
  }

.tb-skeleton {
    background: linear-gradient(90deg, var(--moss-light) 25%, var(--border) 50%, var(--moss-light) 75%);
    background-size: 200px 100%;
    animation: tbShimmerLoading 1.5s ease-in-out infinite;
    border-radius: var(--radius-md);
  }

.tb-animate-stagger > *:nth-child(1) { animation-delay: 0.05s; }

.tb-animate-stagger > *:nth-child(2) { animation-delay: 0.1s; }

.tb-animate-stagger > *:nth-child(3) { animation-delay: 0.15s; }

.tb-animate-stagger > *:nth-child(4) { animation-delay: 0.2s; }

.tb-animate-stagger > *:nth-child(5) { animation-delay: 0.25s; }

.tb-animate-stagger > *:nth-child(6) { animation-delay: 0.3s; }

.tb-animate-stagger > *:nth-child(7) { animation-delay: 0.35s; }

.tb-animate-stagger > *:nth-child(8) { animation-delay: 0.4s; }

.tb-animate-stagger > *:nth-child(9) { animation-delay: 0.45s; }

.tb-animate-stagger > *:nth-child(10) { animation-delay: 0.5s; }

.tb-animate-stagger > *:nth-child(11) { animation-delay: 0.55s; }

.tb-animate-stagger > *:nth-child(12) { animation-delay: 0.6s; }

.hero--gradient {
    background: linear-gradient(135deg, var(--paper) 0%, rgba(99,102,241,0.05) 50%, var(--paper) 100%);
    position: relative;
    overflow: hidden;
  }

.hero--gradient::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(99,102,241,0.08) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    animation: tbFloat 8s ease-in-out infinite;
  }

.hero--gradient::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(99,102,241,0.05) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    animation: tbFloat 10s ease-in-out infinite reverse;
  }

.hero h1 {
    position: relative;
    z-index: 1;
  }

.tb-glass {
    background: rgba(255,255,255,0.7);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: var(--radius-xl);
    box-shadow: 0 8px 32px rgba(0,0,0,0.06);
  }

.tb-glass:hover {
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(20px);
    border-color: rgba(99,102,241,0.2);
    box-shadow: 0 12px 40px rgba(99,102,241,0.1);
  }

.tb-card-premium {
    border: 1px solid transparent;
    background: linear-gradient(var(--white), var(--white)) padding-box,
                linear-gradient(135deg, var(--amber), var(--amber-dark)) border-box;
    border-radius: var(--radius-xl);
    box-shadow: 0 4px 20px rgba(99,102,241,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }

.tb-card-premium:hover {
    transform: translateY(-4px) scale(1.01);
    box-shadow: 0 12px 40px rgba(99,102,241,0.15);
  }

.tb-card {
    position: relative;
    overflow: hidden;
  }

.tb-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(99,102,241,0.04), transparent);
    transition: left 0.5s ease;
    pointer-events: none;
  }

.tb-card:hover::before {
    left: 100%;
  }

.tb-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(99,102,241,0.12);
  }

.tb-card h3 {
    transition: color 0.2s ease;
  }

.tb-card:hover h3 {
    color: var(--amber-dark);
  }

.btn--primary {
    position: relative;
    overflow: hidden;
    z-index: 1;
  }

.btn--primary::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(135deg, var(--amber-dark), var(--amber));
    background-size: 200% 200%;
    animation: tbGradientShift 3s ease infinite;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
    border-radius: inherit;
  }

.btn--primary:hover::after {
    opacity: 1;
  }

.btn--primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(99,102,241,0.35);
  }

.btn--primary:active {
    transform: translateY(-1px);
  }

.btn--secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.08);
    background: linear-gradient(135deg, var(--white), var(--moss-light));
  }

.tb-img-hover {
    overflow: hidden;
    border-radius: var(--radius-lg);
  }

.tb-img-hover img {
    transition: transform 0.5s ease, filter 0.5s ease;
  }

.tb-img-hover:hover img {
    transform: scale(1.05);
    filter: brightness(1.05) contrast(1.05);
  }

.tb-link-animated {
    position: relative;
    text-decoration: none;
    color: var(--amber-dark);
  }

.tb-link-animated::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--amber);
    transition: width 0.3s ease;
    border-radius: 1px;
  }

.tb-link-animated:hover::after {
    width: 100%;
  }

.tb-divider {
    height: 3px;
    max-width: 80px;
    margin: 1.5rem auto;
    background: linear-gradient(90deg, var(--amber), var(--amber-dark), var(--amber));
    border-radius: 2px;
    background-size: 200% 100%;
    animation: tbShimmer 3s ease infinite;
  }

.tb-text-gradient {
    background: linear-gradient(135deg, var(--amber), var(--amber-dark));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    background-size: 200% 200%;
    animation: tbGradientShift 4s ease infinite;
  }

.tb-float {
    animation: tbFloat 6s ease-in-out infinite;
  }

.tb-float-delayed {
    animation: tbFloat 6s ease-in-out infinite;
    animation-delay: 2s;
  }

.tb-glow-focus:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px rgba(99,102,241,0.3), 0 0 20px rgba(99,102,241,0.15);
    border-color: var(--amber);
  }

.tb-feature-list {
    list-style: none;
    padding: 0;
    margin: 1rem 0;
  }

.tb-feature-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.6rem 0;
    border-bottom: 1px solid var(--border);
    transition: padding-left 0.2s ease, background 0.2s ease;
  }

.tb-feature-list li:last-child {
    border-bottom: none;
  }

.tb-feature-list li:hover {
    padding-left: 0.5rem;
    background: var(--moss-light);
    border-radius: var(--radius-md);
  }

.tb-feature-list li::before {
    content: '✦';
    color: var(--amber);
    font-size: 0.85rem;
    flex-shrink: 0;
    margin-top: 0.15rem;
  }

.tb-table tbody tr {
    transition: background 0.2s ease, transform 0.2s ease;
  }

.tb-table tbody tr:hover {
    background: var(--white);
    transform: scale(1.005);
    box-shadow: 0 2px 8px rgba(99,102,241,0.08);
  }

.tb-badge-glow {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.3rem 0.9rem;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, rgba(99,102,241,0.1), rgba(79,70,229,0.08));
    border: 1px solid rgba(99,102,241,0.2);
    color: var(--amber-dark);
    font-size: 0.8rem;
    font-weight: 600;
    transition: all 0.3s ease;
  }

.tb-badge-glow:hover {
    background: linear-gradient(135deg, rgba(99,102,241,0.18), rgba(79,70,229,0.14));
    border-color: rgba(99,102,241,0.35);
    box-shadow: 0 0 12px rgba(99,102,241,0.15);
    transform: translateY(-1px);
  }

.tool-page h1 {
    position: relative;
    display: inline-block;
  }

.tool-page h1::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--amber), var(--amber-dark));
    border-radius: 2px;
  }

.tb-form input, .tb-form textarea, .tb-form select {
    transition: all 0.25s ease;
  }

.tb-form input:hover, .tb-form textarea:hover, .tb-form select:hover {
    border-color: var(--slate);
  }

.tb-code-block {
    background: var(--paper);
    color: var(--ink);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.25rem 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    line-height: 1.7;
    overflow-x: auto;
    box-shadow: var(--shadow-md);
    position: relative;
  }

.tb-code-block::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--amber), var(--amber-dark));
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  }

.tb-stat-animate {
    animation: tbCountUp 0.5s ease forwards;
    opacity: 0;
  }

[id$="drop"] {
    transition: all 0.3s ease;
  }

[id$="drop"]:hover {
    border-color: var(--amber) !important;
    background: rgba(99,102,241,0.03);
    box-shadow: 0 0 20px rgba(99,102,241,0.08);
  }

#pdf-output, #media-workspace, .p2o-output, .mc-panel--active {
    animation: tbFadeIn 0.4s ease;
  }

.tb-tabs__btn--active, .mc-tab--active {
    position: relative;
  }

.tb-tabs__btn--active::after, .mc-tab--active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 20%;
    right: 20%;
    height: 3px;
    background: var(--amber);
    border-radius: 2px;
    animation: tbScaleIn 0.3s ease;
  }

.tb-quick-actions {
    display: flex;
    gap: .5rem;
    flex-wrap: wrap;
    align-items: center;
  }

.tb-quick-action {
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    padding: .5rem .85rem;
    border-radius: var(--radius-md);
    font: inherit;
    font-size: .85rem;
    font-weight: 500;
    color: var(--slate);
    background: var(--white);
    border: 1px solid var(--border);
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
    min-height: 40px;
  }

.tb-quick-action:hover {
    border-color: var(--amber);
    color: var(--amber-dark);
    background: var(--moss-light);
  }

.tb-quick-action svg {
    width: 1rem;
    height: 1rem;
    flex-shrink: 0;
  }

.tb-tool-btn {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding: .6rem 1.25rem;
    border-radius: var(--radius-md);
    font: inherit;
    font-size: .9rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all var(--transition);
    min-height: 44px;
    text-decoration: none;
  }

.tb-tool-btn--primary {
    background: linear-gradient(135deg, var(--amber), var(--amber-dark));
    color: #fff;
    box-shadow: 0 2px 0 rgba(79,70,229,.35), var(--shadow-sm);
  }

.tb-tool-btn--primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 0 rgba(79,70,229,.35), var(--shadow-md);
  }

.tb-tool-btn--secondary {
    background: var(--white);
    color: var(--ink);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
  }

.tb-tool-btn--secondary:hover {
    border-color: var(--amber);
    box-shadow: var(--shadow-md);
  }

.tb-tool-btn svg {
    width: 1.1rem;
    height: 1.1rem;
    flex-shrink: 0;
  }

.tb-analysis-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: clamp(1.25rem, 3vw, 1.75rem);
    margin-top: 1.25rem;
    box-shadow: var(--shadow-sm);
    transition: border-color var(--transition), box-shadow var(--transition);
  }

.tb-analysis-card:hover {
    border-color: var(--amber);
    box-shadow: var(--shadow-md);
  }

.tb-analysis-card__header {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: 700;
    margin: 0 0 1rem;
    color: var(--ink);
    display: flex;
    align-items: center;
    gap: .5rem;
  }

.tb-analysis-card__header svg {
    width: 1.4rem;
    height: 1.4rem;
    color: var(--amber-dark);
    flex-shrink: 0;
  }

.tb-score-panel {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    flex-wrap: wrap;
  }

.tb-score-panel__details {
    flex: 1 1 auto;
    min-width: 200px;
  }

.tb-score-panel__details p {
    margin: 0 0 .5rem;
    font-size: var(--text-base);
    color: var(--slate);
    line-height: 1.6;
  }

.tb-score-panel__details strong {
    color: var(--ink);
  }

.tb-bars {
    display: grid;
    gap: .6rem;
    margin-top: .75rem;
  }

.tb-bar {
    display: flex;
    align-items: center;
    gap: .75rem;
  }

.tb-bar__label {
    font-size: .85rem;
    font-weight: 600;
    color: var(--ink);
    min-width: 80px;
    flex-shrink: 0;
  }

.tb-bar__track {
    flex: 1;
    height: 8px;
    background: var(--moss-light);
    border-radius: var(--radius-full);
    overflow: hidden;
  }

.tb-bar__fill {
    height: 100%;
    border-radius: var(--radius-full);
    background: linear-gradient(90deg, var(--amber), var(--amber-dark));
    transition: width .5s cubic-bezier(.4, 0, .2, 1);
  }

.tb-bar__value {
    font-family: var(--font-mono);
    font-size: .85rem;
    font-weight: 700;
    color: var(--amber-dark);
    min-width: 32px;
    text-align: right;
  }

.tb-goal {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    flex-wrap: wrap;
    margin-top: 1.25rem;
    padding: 1rem 1.25rem;
    background: var(--moss-light);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
  }

.tb-goal__ring {
    --p: 0;
    --size: 64px;
    --thickness: 6px;
    position: relative;
    width: var(--size);
    height: var(--size);
    border-radius: 50%;
    background: conic-gradient(var(--amber) calc(var(--p) * 1%), var(--border) 0);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: background .4s ease;
  }

.tb-goal__ring::before {
    content: '';
    position: absolute;
    inset: var(--thickness);
    background: var(--moss-light);
    border-radius: 50%;
  }

.tb-goal__ring span {
    position: relative;
    z-index: 1;
    font-family: var(--font-mono);
    font-size: .9rem;
    font-weight: 700;
    color: var(--ink);
  }

.tb-goal__info {
    flex: 1 1 auto;
    min-width: 140px;
  }

.tb-goal__title {
    display: block;
    font-weight: 700;
    font-size: var(--text-base);
    color: var(--ink);
  }

.tb-goal__sub {
    display: block;
    font-size: .85rem;
    color: var(--slate);
    margin-top: .15rem;
  }

.tb-goal__controls {
    display: flex;
    align-items: center;
    gap: .5rem;
    flex-wrap: wrap;
  }

.tb-seg {
    display: flex;
    gap: .25rem;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: .2rem;
  }

.tb-seg__btn {
    padding: .4rem .75rem;
    border: none;
    background: none;
    font: inherit;
    font-size: .85rem;
    font-weight: 500;
    color: var(--slate);
    cursor: pointer;
    border-radius: calc(var(--radius-md) - 2px);
    transition: all var(--transition);
    min-height: 36px;
  }

.tb-seg__btn:hover {
    color: var(--ink);
    background: var(--moss-light);
  }

.tb-seg__btn[aria-pressed="true"] {
    background: var(--amber);
    color: #fff;
    font-weight: 600;
  }

.tb-goal__controls input[type="number"] {
    width: 5rem;
    padding: .5rem .75rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font: inherit;
    font-size: .9rem;
    background: var(--white);
    min-height: 40px;
  }

.tb-goal__controls input[type="number"]:focus {
    border-color: var(--amber);
    box-shadow: 0 0 0 3px rgba(99,102,241,.15);
    outline: 2px solid var(--amber);
    outline-offset: 2px;
  }

.tb-related-section {
    max-width: 900px;
    margin-inline: auto;
    padding: 0 clamp(1rem, 4vw, 2rem);
    margin-top: 2.5rem;
  }

.tb-related-section h2 {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 700;
    margin: 0 0 1rem;
    color: var(--ink);
  }

.tb-related-section ul {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: .75rem;
    margin-top: 1rem;
  }

.tb-related-section ul li a {
    display: block;
    padding: 1rem;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--amber-dark);
    font-weight: 600;
    font-size: .9rem;
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
  }

.tb-related-section ul li a:hover {
    border-color: var(--amber);
    box-shadow: var(--shadow-sm);
    background: var(--moss-light);
  }

.tb-howto {
    max-width: 900px;
    margin-inline: auto;
    padding: 0 clamp(1rem, 4vw, 2rem);
    margin-top: 2.5rem;
  }

.tb-howto h2 {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 700;
    margin: 0 0 1rem;
    color: var(--ink);
  }

.tb-howto ol {
    padding-left: 1.25rem;
    line-height: 1.8;
    color: var(--slate);
  }

.tb-howto ol li {
    margin-bottom: .5rem;
  }

.tb-howto ol li strong {
    color: var(--ink);
  }

.tb-faq {
    max-width: 900px;
    margin-inline: auto;
    padding: 0 clamp(1rem, 4vw, 2rem);
    margin-top: 2.5rem;
  }

.tb-faq h2 {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 700;
    margin: 0 0 1rem;
    color: var(--ink);
  }

.tb-faq__item {
    border-bottom: 1px solid var(--border);
    padding: 1rem 0;
  }

.tb-faq__item summary {
    font-weight: 600;
    cursor: pointer;
    min-height: 48px;
    display: flex;
    align-items: center;
    transition: color var(--transition);
    font-size: var(--text-base);
  }

.tb-faq__item summary:hover {
    color: var(--amber-dark);
  }

.tb-faq__item summary::-webkit-details-marker { display: none; }

.tb-faq__item summary::marker { content: ""; }

.tb-faq__item p {
    color: var(--slate);
    margin: .6rem 0 0;
    line-height: 1.6;
    font-size: var(--text-base);
  }

.tb-live-badge {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding: .35rem .75rem;
    border-radius: var(--radius-full);
    background: rgba(16, 185, 129, .1);
    border: 1px solid rgba(16, 185, 129, .2);
    font-size: .8rem;
    font-weight: 600;
    color: var(--success);
  }

.tb-live-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--success);
    animation: pulse-dot 2s infinite;
  }

.tb-chip {
    display: inline-flex;
    align-items: center;
    padding: .25rem .6rem;
    border-radius: var(--radius-full);
    background: var(--moss-light);
    border: 1px solid var(--border);
    font-size: .78rem;
    font-weight: 500;
    color: var(--ink);
    white-space: nowrap;
  }

.tb-drop-zone {
    border: 2px dashed var(--border);
    border-radius: var(--radius-xl);
    padding: clamp(2rem, 5vw, 3rem) clamp(1.5rem, 4vw, 2rem);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition);
    background: var(--white);
  }

.tb-drop-zone.tb-drop-zone--active {
    border-color: var(--amber);
    background: rgba(99,102,241,.03);
    box-shadow: 0 0 24px rgba(99,102,241,.08);
  }

.tb-drop-zone__icon {
    font-size: 2.5rem;
    margin-bottom: .5rem;
  }

.tb-drop-zone__title {
    font-weight: 700;
    font-size: var(--text-lg);
    color: var(--ink);
    margin: 0 0 .25rem;
  }

.tb-drop-zone__sub {
    color: var(--slate);
    font-size: .85rem;
    margin: 0;
  }

.tb-insight {
    padding: .75rem 1rem;
    border-radius: var(--radius-md);
    font-size: .9rem;
    line-height: 1.55;
    margin-bottom: .5rem;
    border-left: 3px solid transparent;
  }

.tb-insight--info {
    background: var(--moss-light);
    border-left-color: var(--slate);
    color: var(--ink);
  }

.tb-insight--success {
    background: var(--success-bg);
    border-left-color: var(--success);
    color: var(--success-text);
  }

.tb-insight--warning {
    background: var(--warning-bg);
    border-left-color: var(--warning);
    color: var(--warning-text);
  }

.tb-insight--danger {
    background: var(--danger-bg);
    border-left-color: var(--danger);
    color: var(--danger-text);
  }

.tb-insight--header {
    font-weight: 700;
    color: var(--ink);
    margin-bottom: .5rem;
  }

[data-theme="dark"] .tb-insight--success {
    background: var(--success-bg);
    color: var(--success-text);
  }

[data-theme="dark"] .tb-insight--warning {
    background: var(--warning-bg);
    color: var(--warning-text);
  }

[data-theme="dark"] .tb-insight--danger {
    background: var(--danger-bg);
    color: var(--danger-text);
  }

.tb-ad-label {
    text-align: center; font-size: var(--text-xs); color: var(--slate);
    padding: .25rem 0; letter-spacing: .03em;
  }

@layer base, components, utilities;

/* -- Site chrome: header & footer -------------------------- */
.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 10001;
  background: var(--amber-dark); color: #fff;
  padding: .6rem 1.1rem; border-radius: 0 0 var(--radius-md) 0;
  font-weight: var(--weight-semibold); font-size: .875rem; text-decoration: none;
}
.skip-link:focus { left: 0; }

.tb-site-header {
  position: sticky; top: 0; z-index: 1000;
  background: rgba(248, 250, 252, .97);
  border-bottom: 1px solid var(--border);
}
[data-theme="dark"] .tb-site-header { background: rgba(15, 23, 42, .88); }

.tb-site-header__inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center; gap: .75rem;
  padding: .65rem clamp(1rem, 4vw, 2rem);
}

.tb-site-header__logo {
  display: inline-flex; align-items: center; gap: .55rem;
  font-family: var(--font-display); font-weight: var(--weight-bold);
  font-size: 1.15rem; letter-spacing: var(--tracking-tight);
  color: var(--ink); text-decoration: none; flex-shrink: 0;
  transition: color var(--transition);
}
.tb-site-header__logo:hover { color: var(--amber-dark); }
.tb-site-header__logo-icon { width: 28px; height: 28px; object-fit: contain; border-radius: var(--radius-sm); }

.tb-site-header__nav { display: flex; align-items: center; gap: .25rem; margin-left: auto; }
.tb-site-header__nav a {
  padding: .5rem .85rem; border-radius: var(--radius-full);
  color: var(--slate); text-decoration: none;
  font-size: .9rem; font-weight: var(--weight-medium); white-space: nowrap;
  transition: color var(--transition), background var(--transition);
}
.tb-site-header__nav a:hover { color: var(--ink); background: var(--moss-light); }
.tb-site-header__nav a[aria-current="page"] { color: var(--amber-dark); background: var(--moss-light); font-weight: var(--weight-semibold); }
[data-theme="dark"] .tb-site-header__nav a[aria-current="page"] { color: var(--amber); }

.tb-flex-center--tight { display: flex; align-items: center; gap: .5rem; flex-shrink: 0; margin-left: .25rem; }

.tb-site-header__toggle {
  display: none; align-items: center; justify-content: center;
  width: 40px; height: 40px; padding: 0; flex-shrink: 0;
  border: 1px solid var(--border); border-radius: var(--radius-full);
  background: var(--white); color: var(--slate); cursor: pointer;
  transition: border-color var(--transition), color var(--transition);
}
.tb-site-header__toggle:hover { border-color: var(--amber); color: var(--amber-dark); }
.tb-site-header__toggle:focus-visible { outline: 3px solid var(--amber); outline-offset: 2px; }

@media (max-width: 900px) {
  .tb-site-header__toggle { display: inline-flex; }
  .tb-site-header__nav {
    position: fixed; inset: 0; z-index: 950;
    display: none; flex-direction: column; justify-content: center; align-items: center;
    gap: .35rem; padding: 5rem 1.5rem 3rem;
    background: var(--paper);
  }
  .tb-site-header__nav.open { display: flex; }
  .tb-site-header__nav a { font-size: 1.15rem; padding: .8rem 1.4rem; }
}

/* Footer shell (child components styled in tb-enhancements.css) */
.tb-site-footer {
  margin-top: 3rem;
  padding: 2.5rem clamp(1rem, 4vw, 2rem) 2rem;
  background: var(--paper);
  border-top: 1px solid var(--border);
}
.tb-site-footer__inner { max-width: 1200px; margin: 0 auto; }

.tb-site-footer .tb-site-footer__links {
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: .4rem 1.25rem;
  padding-top: 1.1rem; margin-top: 1.25rem;
  border-top: 1px solid var(--border);
}
.tb-site-footer__links a {
  color: var(--slate); text-decoration: none; font-size: .85rem;
  transition: color var(--transition);
}
.tb-site-footer__links a:hover { color: var(--amber-dark); text-decoration: underline; }

.tb-site-footer .tb-site-footer__back-to-top {
  display: flex; width: max-content;
  margin-left: auto; margin-right: auto;
}

.tb-site-footer__copy {
  text-align: center; color: var(--slate);
  font-size: .8rem; margin: 1.25rem 0 0;
}

.tb-visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  margin: -1px; padding: 0; border: 0;
  clip: rect(0 0 0 0); clip-path: inset(50%);
  overflow: hidden; white-space: nowrap;
}

/* -- Homepage: split hero, section subs, CTA band ---------- */
.home-hero {
  max-width: 1100px; margin: 0 auto;
  padding: clamp(1.5rem, 4vw, 2.75rem) 1rem 2.25rem;
  display: grid; grid-template-columns: 1.05fr .95fr;
  gap: clamp(1.5rem, 4vw, 3rem); align-items: center;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .5rem 1rem; border-radius: var(--radius-full);
  background: rgba(99, 102, 241, .1); border: 1px solid rgba(99, 102, 241, .2);
  color: var(--amber-dark); font-size: .85rem; font-weight: var(--weight-semibold);
  margin-bottom: .9rem;
}
.hero-badge::before {
  content: ''; width: .5rem; height: .5rem; border-radius: 50%;
  background: var(--amber); box-shadow: 0 0 0 3px rgba(245,158,11,.18);
  animation: tb-pulse-strong 2.6s ease-out infinite;
}
.home-hero h1 { margin-bottom: 0; }
.home-hero__media img {
  width: 100%; height: auto; display: block;
  border-radius: var(--radius-xl); box-shadow: var(--shadow-lg);
}
.hero-chips {
  display: flex; flex-wrap: wrap; gap: .6rem;
  margin: 1.4rem 0 0; padding: 0; list-style: none;
}
.hero-chips li {
  display: inline-flex; align-items: center; gap: .45rem;
  padding: .42rem .9rem; border-radius: var(--radius-full);
  background: var(--white); border: 1px solid var(--border);
  color: var(--slate); font-size: .8rem; font-weight: var(--weight-semibold);
}
.hero-chips li::before {
  content: ''; width: 7px; height: 7px; border-radius: 50%;
  background: var(--amber); flex-shrink: 0;
}
@media (max-width: 900px) {
  .home-hero { grid-template-columns: 1fr; gap: 1.75rem; }
}

.tb-section__sub {
  text-align: center; color: var(--slate);
  max-width: 62ch; margin: -0.35rem auto 2rem;
  font-size: var(--text-base);
}

.cta-band { max-width: 1100px; margin: 0 auto; padding: 0 1rem; }
.cta-band__panel {
  background: linear-gradient(135deg, var(--amber), var(--amber-dark));
  border-radius: var(--radius-xl);
  padding: clamp(2rem, 5vw, 3.25rem) clamp(1.25rem, 4vw, 3rem);
  text-align: center; color: #fff;
  box-shadow: var(--shadow-lg);
}
.cta-band__panel h2 {
  font-family: var(--font-display); color: #fff;
  font-size: clamp(1.4rem, 3.2vw, 2rem);
  letter-spacing: var(--tracking-tight);
  margin: 0 0 .6rem;
}
.cta-band__panel p { margin: 0 auto 1.6rem; max-width: 54ch; opacity: .93; line-height: 1.65; }
.cta-band__actions { display: flex; justify-content: center; gap: .8rem; flex-wrap: wrap; }
.cta-band .btn--primary { background: #fff; color: var(--amber-dark); }
.cta-band .btn--primary:hover { background: rgba(255, 255, 255, .88); }
.cta-band .btn--secondary {
  background: rgba(255, 255, 255, .12); color: #fff;
  border: 1px solid rgba(255, 255, 255, .55);
}
.cta-band .btn--secondary:hover { background: rgba(255, 255, 255, .22); }

[data-theme="dark"] .hero-chips li { background: var(--moss-light); }

/* -- Base sections & buttons & shared grids ---------------- */
.tb-section {
  padding: clamp(2.25rem, 5vw, 3.5rem) clamp(1rem, 4vw, 2rem);
}
.tb-section--muted { background: var(--moss-light); }

.tb-section__title {
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 3vw, 2rem);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
  color: var(--ink);
  text-align: center;
  margin: 0 auto 1rem;
}

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: .45rem;
  padding: .7rem 1.5rem;
  border: none; border-radius: var(--radius-full);
  font-family: var(--font-display); font-size: .95rem; font-weight: var(--weight-semibold);
  text-decoration: none; cursor: pointer; white-space: nowrap;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
}
.btn:focus-visible { outline: 3px solid var(--amber); outline-offset: 2px; }
.btn--primary {
  background: linear-gradient(135deg, var(--amber), var(--amber-dark));
  color: #fff;
  box-shadow: 0 2px 10px rgba(99, 102, 241, .28);
}
.btn--secondary {
  background: var(--white); color: var(--ink);
  border: 1px solid var(--border);
}
.btn--outline {
  background: transparent; color: var(--amber-dark);
  border: 1.5px solid var(--amber-dark);
}
.btn--outline:hover { background: var(--amber-dark); color: #fff; }
[data-theme="dark"] .btn--outline { color: var(--amber); border-color: var(--amber); }
[data-theme="dark"] .btn--outline:hover { color: #0f172a; background: var(--amber); }

.tb-sr-only {
  position: absolute !important;
  width: 1px; height: 1px;
  margin: -1px; padding: 0; border: 0;
  clip: rect(0 0 0 0); clip-path: inset(50%);
  overflow: hidden; white-space: nowrap;
}

.hero-subtitle {
  font-size: var(--text-lg); color: var(--slate);
  line-height: 1.65; max-width: 54ch; margin: 0 0 1.6rem;
}
.hero-actions { display: flex; gap: .8rem; flex-wrap: wrap; }

.tb-fluid-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr));
  gap: 1.5rem;
}

.stat-row {
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: clamp(1.5rem, 4vw, 3rem);
  margin: 0 0 1.4rem; padding: 0;
}
.stat-row > div {
  display: flex; flex-direction: column; align-items: center; gap: .15rem;
  font-size: .8rem; font-weight: var(--weight-medium); color: var(--slate);
}
.stat-row span {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: var(--weight-extrabold);
  color: var(--amber-dark); line-height: 1.1;
}

.tb-lede {
  max-width: 68ch; margin: 0 auto; text-align: center;
  color: var(--slate); line-height: 1.7; font-size: var(--text-base);
}

.tb-split-2 {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 2rem; align-items: center;
}
@media (max-width: 800px) {
  .tb-split-2 { grid-template-columns: 1fr; gap: 1.5rem; }
}

/* ── Animation keyframes referenced by utility classes above ── */
@keyframes tbFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes tbFadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes tbFadeInLeft {
  from { opacity: 0; transform: translateX(-24px); }
  to { opacity: 1; transform: translateX(0); }
}
@keyframes tbFadeInRight {
  from { opacity: 0; transform: translateX(24px); }
  to { opacity: 1; transform: translateX(0); }
}
@keyframes tbScaleIn {
  from { opacity: 0; transform: scale(.92); }
  to { opacity: 1; transform: scale(1); }
}
@keyframes tbCountUp {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes tbFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-14px); }
}
@keyframes tbFloatParticle {
  0%, 100% { transform: translate(0, 0) rotate(0deg); opacity: .5; }
  50% { transform: translate(18px, -26px) rotate(8deg); opacity: .8; }
}
@keyframes tbGradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}
@keyframes tbShimmer {
  from { background-position: -200% 0; }
  to { background-position: 200% 0; }
}
@keyframes tbShimmerLoading {
  from { background-position: -200px 0; }
  to { background-position: calc(100% + 200px) 0; }
}
@keyframes tbPulseRing {
  0% { box-shadow: 0 0 0 0 rgba(245,158,11,.45); }
  100% { box-shadow: 0 0 0 12px rgba(245,158,11,0); }
}
@keyframes tbRainbow {
  from { filter: hue-rotate(0deg); }
  to { filter: hue-rotate(360deg); }
}
@keyframes tbPulseGlow {
  0%, 100% { box-shadow: 0 2px 8px rgba(16,185,129,.25); }
  50% { box-shadow: 0 2px 16px rgba(16,185,129,.55); }
}

@media (prefers-reduced-motion: reduce) {
  .tb-animate-in, .tb-animate-in-up, .tb-animate-in-left,
  .tb-animate-in-right, .tb-animate-scale, .tb-stat-animate,
  html.js .tb-reveal {
    animation-duration: .01ms !important;
    animation-delay: 0s !important;
  }
  .hero--gradient::before, .hero--gradient::after,
  .tb-float, .tb-float-delayed, .tb-rainbow, .tb-section-orb,
  .hero-badge::before, .tb-trend-dot, .tb-float-3d {
    animation: none !important;
  }
}