/* ============================================================
   PC-P APEX — main.css · Premium Edition
   Brand: Purple #5d20d3 · Catamaran · FR/EN/AR · Light/Dark
   ============================================================ */
@layer reset, tokens, base, utilities, components, responsive;

@layer reset {
  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  html { -webkit-text-size-adjust: 100%; }
  img, svg, video { display: block; max-width: 100%; height: auto; }
  button { font: inherit; cursor: pointer; color: inherit; background: none; border: none; }
  input, textarea, select { font: inherit; color: inherit; }
  a { color: inherit; text-decoration: none; }
  ul, ol { list-style: none; }
}

@layer tokens {
  :root {
    /* Brand purple */
    --p-50:  #f4f0ff;
    --p-100: #e9e2ff;
    --p-200: #d4c5f9;
    --p-300: #b79bf3;
    --p-400: #8b5cf6;
    --p-500: #5d20d3;
    --p-600: #4a18a8;
    --p-700: #3a1285;

    /* Neutral scale */
    --n-0:  #ffffff;
    --n-50: #fafafb;
    --n-100:#f4f4f5;
    --n-200:#e4e4e7;
    --n-300:#d4d4d8;
    --n-400:#a1a1aa;
    --n-500:#71717a;
    --n-600:#52525b;
    --n-700:#3f3f46;
    --n-800:#27272a;
    --n-900:#18181b;
    --n-950:#09090b;

    /* Semantic (light) */
    --bg:           var(--n-50);
    --bg-elevated:  var(--n-0);
    --bg-sunken:    var(--n-100);
    --bg-navbar:    rgba(255,255,255,.72);
    --bg-overlay:   rgba(9,9,11,.4);

    --fg:           var(--n-900);
    --fg-muted:     var(--n-500);
    --fg-subtle:    var(--n-400);

    --border:       var(--n-200);
    --border-subtle:var(--n-100);
    --border-strong:var(--n-300);

    --brand:        var(--p-500);
    --brand-hover:  var(--p-600);
    --brand-soft:   var(--p-50);
    --brand-ring:   rgba(93,32,211,.18);
    --brand-glow:   rgba(93,32,211,.32);

    --star:  #f59e0b;
    --star-bg: #fef3c7;

    --success:       #059669;
    --success-soft:  #ecfdf5;
    --success-border:#a7f3d0;

    --danger:        #dc2626;
    --danger-soft:   #fef2f2;
    --danger-border: #fecaca;

    /* Elevation */
    --shadow-xs: 0 1px 2px rgba(0,0,0,.04);
    --shadow-sm: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
    --shadow-md: 0 4px 8px -2px rgba(0,0,0,.06), 0 2px 4px -2px rgba(0,0,0,.04);
    --shadow-lg: 0 12px 24px -8px rgba(0,0,0,.08), 0 4px 8px -4px rgba(0,0,0,.05);
    --shadow-xl: 0 24px 48px -16px rgba(0,0,0,.14), 0 8px 16px -8px rgba(0,0,0,.06);
    --shadow-brand: 0 8px 24px -6px var(--brand-glow);
    --shadow-focus: 0 0 0 4px var(--brand-ring);

    /* Radii */
    --r-xs: 6px;
    --r-sm: 8px;
    --r-md: 12px;
    --r-lg: 16px;
    --r-xl: 24px;
    --r-full: 9999px;

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

    /* Typography */
    --font: 'Catamaran', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'SF Mono', Menlo, Consolas, monospace;

    --fs-xs: 0.75rem;
    --fs-sm: 0.8125rem;
    --fs-base: 0.9375rem;
    --fs-md: 1rem;
    --fs-lg: 1.125rem;
    --fs-xl: 1.375rem;
    --fs-2xl: 1.75rem;
    --fs-3xl: 2.25rem;
    --fs-4xl: 3rem;
    --fs-hero: clamp(2rem, 1.4rem + 2.6vw, 3.25rem);

    /* Motion */
    --ease-out: cubic-bezier(.16,1,.3,1);
    --ease-in-out: cubic-bezier(.65,0,.35,1);
    --ease-spring: cubic-bezier(.34,1.56,.64,1);

    /* Container */
    --container: 720px;

    /* Focus */
    --focus: 2px solid var(--brand);
    --focus-offset: 2px;
  }

  [data-theme="dark"] {
    --bg:           #0b0b10;
    --bg-elevated:  #15151c;
    --bg-sunken:    #101018;
    --bg-navbar:    rgba(21,21,28,.72);

    --fg:           #f4f4f5;
    --fg-muted:     #a1a1aa;
    --fg-subtle:    #71717a;

    --border:       #26262f;
    --border-subtle:#1f1f27;
    --border-strong:#33333e;

    --brand-soft:   rgba(93,32,211,.14);
    --brand-ring:   rgba(139,92,246,.28);
    --brand-glow:   rgba(93,32,211,.55);

    --star-bg: rgba(245,158,11,.14);

    --success-soft: rgba(16,185,129,.1);
    --success-border: rgba(16,185,129,.28);
    --danger-soft: rgba(239,68,68,.1);
    --danger-border: rgba(239,68,68,.28);

    --shadow-xs: 0 1px 2px rgba(0,0,0,.5);
    --shadow-sm: 0 1px 3px rgba(0,0,0,.6), 0 1px 2px rgba(0,0,0,.4);
    --shadow-md: 0 4px 10px -2px rgba(0,0,0,.5), 0 2px 4px -2px rgba(0,0,0,.4);
    --shadow-lg: 0 12px 24px -8px rgba(0,0,0,.6), 0 4px 8px -4px rgba(0,0,0,.4);
    --shadow-xl: 0 24px 48px -16px rgba(0,0,0,.75), 0 8px 16px -8px rgba(0,0,0,.4);
    --shadow-focus: 0 0 0 4px var(--brand-ring);
  }
}

@layer base {
  html { scroll-behavior: smooth; }

  body {
    font-family: var(--font);
    font-size: var(--fs-base);
    background: var(--bg);
    color: var(--fg);
    line-height: 1.6;
    font-feature-settings: "ss01" 1, "cv11" 1;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    min-height: 100dvh;
    position: relative;
    transition: background-color .35s var(--ease-out), color .35s var(--ease-out);
  }

  [dir="rtl"] body { direction: rtl; }

  /* ---- RTL Number Fix ----
     Numbers must always read left-to-right,
     even when surrounded by Arabic RTL text. */
  [dir="rtl"] #hero-proof-count,
  [dir="rtl"] .stat bdi,
  [dir="rtl"] .stat b,
  [dir="rtl"] .score-number,
  [dir="rtl"] .score-label bdi,
  [dir="rtl"] .score-label b,
  [dir="rtl"] .proof-text bdi,
  [dir="rtl"] .proof-text b,
  [dir="rtl"] .rb-pct,
  [dir="rtl"] .counter,
  [dir="rtl"] .c-date,
  [dir="rtl"] .feed-sub,
  [dir="rtl"] .c-stars,
  [dir="rtl"] .rb-star {
    direction: ltr;
    unicode-bidi: isolate;
  }

  [dir="rtl"] .proof-text,
  [dir="rtl"] .score-label {
    unicode-bidi: plaintext;
  }

  ::selection { background: var(--p-200); color: var(--n-900); }
  [data-theme="dark"] ::selection { background: var(--p-500); color: #fff; }

  :focus-visible {
    outline: var(--focus);
    outline-offset: var(--focus-offset);
    border-radius: var(--r-xs);
  }

  h1, h2, h3, h4 { text-wrap: balance; font-weight: 800; letter-spacing: -0.022em; line-height: 1.15; }
  [dir="rtl"] h1, [dir="rtl"] h2, [dir="rtl"] h3 { letter-spacing: 0; }

  p { text-wrap: pretty; }

  /* Scrollbar */
  @media (pointer: fine) {
    ::-webkit-scrollbar { width: 10px; height: 10px; }
    ::-webkit-scrollbar-track { background: transparent; }
    ::-webkit-scrollbar-thumb {
      background: var(--border-strong);
      border-radius: 10px;
      border: 3px solid var(--bg);
    }
    ::-webkit-scrollbar-thumb:hover { background: var(--fg-subtle); }
  }

  @media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
      animation-duration: .01ms !important;
      animation-iteration-count: 1 !important;
      transition-duration: .01ms !important;
      scroll-behavior: auto !important;
    }
  }

  @media print {
    .navbar, #particles-bg, .bg-ornament, .back-to-top, .toast-container { display: none !important; }
    body { background: white; color: black; }
  }
}

@layer utilities {
  .sr-only {
    position: absolute;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border: 0;
  }

  .skip-link {
    position: fixed;
    top: -100px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 9999;
    background: var(--brand);
    color: #fff;
    padding: 12px 20px;
    border-radius: var(--r-md);
    font-weight: 600;
    font-size: var(--fs-sm);
    box-shadow: var(--shadow-lg);
    transition: top .25s var(--ease-out);
  }
  .skip-link:focus { top: 12px; }

  .gradient-text {
    background: linear-gradient(135deg, var(--p-400), var(--p-500) 55%, var(--p-700));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
  }

  .reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity .8s var(--ease-out), transform .8s var(--ease-out);
    will-change: opacity, transform;
  }
  .reveal.is-visible {
    opacity: 1;
    transform: none;
  }
  @media (prefers-reduced-motion: reduce) {
    .reveal { opacity: 1; transform: none; }
  }
}

@layer components {

  /* ---------- Background ---------- */
  #particles-bg {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
    opacity: .9;
  }
  [data-theme="dark"] #particles-bg { opacity: .7; }

  .bg-ornament {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
  }
  .orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: .4;
    transition: opacity .6s var(--ease-out);
  }
  .orb-1 {
    width: min(560px, 70vw); height: min(560px, 70vw);
    background: radial-gradient(circle, var(--p-200), transparent 68%);
    top: -200px; right: -140px;
  }
  .orb-2 {
    width: min(460px, 60vw); height: min(460px, 60vw);
    background: radial-gradient(circle, #c7b8ff, transparent 68%);
    bottom: -160px; left: -120px;
  }
  [data-theme="dark"] .orb-1 { background: radial-gradient(circle, rgba(93,32,211,.55), transparent 68%); opacity: .55; }
  [data-theme="dark"] .orb-2 { background: radial-gradient(circle, rgba(139,92,246,.4), transparent 68%); opacity: .45; }

  .grid-pattern {
    position: absolute;
    inset: 0;
    background-image:
      linear-gradient(var(--border-subtle) 1px, transparent 1px),
      linear-gradient(90deg, var(--border-subtle) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, #000 40%, transparent 100%);
    -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, #000 40%, transparent 100%);
    opacity: .35;
  }
  [data-theme="dark"] .grid-pattern { opacity: .25; }

  /* ---------- Navbar ---------- */
  .navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--bg-navbar);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid transparent;
    transition: background .3s var(--ease-out), border-color .3s var(--ease-out);
  }
  .navbar.is-scrolled { border-bottom-color: var(--border-subtle); }

  .nav-inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: var(--s-3) var(--s-5);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--s-4);
    padding-left: max(var(--s-5), env(safe-area-inset-left));
    padding-right: max(var(--s-5), env(safe-area-inset-right));
  }

  /* ---- Logo: BIG and no box ---- */
  .nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 1.4rem;
    color: var(--fg);
    letter-spacing: -.02em;
    flex-shrink: 0;
    transition: opacity .2s var(--ease-out);
  }
  .nav-logo:hover { opacity: .78; }
  .nav-logo img {
    width: 56px;
    height: 56px;
    object-fit: contain;
    background: transparent;
    border: none;
    border-radius: 0;
    box-shadow: none;
  }

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

  /* Language switcher */
  .lang-switcher {
    display: flex;
    align-items: center;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--r-full);
    padding: 3px;
    gap: 1px;
  }
  .lang-btn {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 6px 10px;
    border-radius: var(--r-full);
    font-size: var(--fs-xs);
    font-weight: 700;
    color: var(--fg-muted);
    transition: color .2s var(--ease-out), background .2s var(--ease-out), transform .15s var(--ease-out);
    line-height: 1;
    letter-spacing: .02em;
  }
  .lang-btn .flag { font-size: .95rem; line-height: 1; }
  .lang-btn .code { font-size: .68rem; }
  .lang-btn:hover { color: var(--brand); }
  .lang-btn.active {
    background: var(--brand);
    color: #fff;
    box-shadow: 0 2px 6px var(--brand-glow);
  }

  /* Theme toggle */
  .theme-toggle {
    display: grid;
    place-items: center;
    width: 36px; height: 36px;
    border-radius: var(--r-full);
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    color: var(--fg);
    transition: transform .3s var(--ease-spring), border-color .2s, color .2s, background .2s;
    position: relative;
    overflow: hidden;
  }
  .theme-toggle:hover {
    border-color: var(--brand);
    color: var(--brand);
    transform: scale(1.06);
  }
  .theme-toggle:active { transform: scale(.94); }
  .theme-toggle svg {
    position: absolute;
    width: 17px; height: 17px;
    transition: transform .5s var(--ease-spring), opacity .3s var(--ease-out);
  }
  .theme-toggle .icon-sun { opacity: 0; transform: rotate(-90deg) scale(.4); }
  .theme-toggle .icon-moon { opacity: 1; transform: rotate(0) scale(1); }
  [data-theme="dark"] .theme-toggle .icon-sun { opacity: 1; transform: rotate(0) scale(1); }
  [data-theme="dark"] .theme-toggle .icon-moon { opacity: 0; transform: rotate(90deg) scale(.4); }

  /* Nav progress bar */
  .nav-progress {
    position: absolute;
    left: 0; bottom: -1px;
    height: 2px;
    width: 0;
    background: linear-gradient(90deg, var(--p-400), var(--brand));
    transition: width .1s linear;
    border-radius: 2px;
  }

  /* ---------- Layout ---------- */
  .wrap {
    max-width: var(--container);
    margin: 0 auto;
    padding: var(--s-10) var(--s-5) var(--s-20);
    padding-left: max(var(--s-5), env(safe-area-inset-left));
    padding-right: max(var(--s-5), env(safe-area-inset-right));
    position: relative;
    z-index: 1;
  }

  /* ---------- Hero ---------- */
  .hero {
    text-align: center;
    margin-bottom: var(--s-10);
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
  }
  .hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--s-2);
    padding: 6px 14px;
    border-radius: var(--r-full);
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    font-size: var(--fs-xs);
    font-weight: 600;
    color: var(--fg-muted);
    margin-bottom: var(--s-5);
    box-shadow: var(--shadow-xs);
  }
  .pulse-dot {
    width: 7px; height: 7px;
    border-radius: 50%;
    background: var(--success);
    box-shadow: 0 0 0 0 var(--success);
    animation: pulse 2.2s infinite;
  }
  @keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(5,150,105,.5); }
    70% { box-shadow: 0 0 0 8px rgba(5,150,105,0); }
    100% { box-shadow: 0 0 0 0 rgba(5,150,105,0); }
  }

  .hero-title {
    font-size: var(--fs-hero);
    font-weight: 900;
    color: var(--fg);
    margin-bottom: var(--s-4);
    letter-spacing: -.03em;
  }
  .hero-title .gradient-text { display: inline-block; }

  .hero-sub {
    font-size: var(--fs-lg);
    color: var(--fg-muted);
    line-height: 1.55;
    max-width: 520px;
    margin: 0 auto var(--s-6);
    font-weight: 500;
  }

  .hero-proof {
    display: inline-flex;
    align-items: center;
    gap: var(--s-3);
    padding: 8px 16px 8px 8px;
    border-radius: var(--r-full);
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-xs);
  }
  [dir="rtl"] .hero-proof { padding: 8px 8px 8px 16px; }
  .proof-avatars {
    display: flex;
    direction: ltr;
  }
  .proof-avatars .proof-avatar {
    width: 26px; height: 26px;
    border-radius: 50%;
    border: 2px solid var(--bg-elevated);
    margin-left: -8px;
    display: grid;
    place-items: center;
    font-size: .68rem;
    font-weight: 800;
    color: #fff;
  }
  .proof-avatars .proof-avatar:first-child { margin-left: 0; }
  .proof-text { display: flex; align-items: baseline; gap: 5px; font-size: var(--fs-sm); }
  .proof-text bdi, .proof-text b { font-weight: 800; color: var(--fg); font-variant-numeric: tabular-nums; }
  .proof-text span { color: var(--fg-muted); }

  /* ---------- Rating Summary ---------- */
  .rating-summary {
    display: grid;
    grid-template-columns: minmax(140px, 1fr) 1.6fr;
    gap: var(--s-8);
    align-items: center;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--r-xl);
    padding: var(--s-8);
    margin-bottom: var(--s-8);
    box-shadow: var(--shadow-sm);
    transition: box-shadow .3s var(--ease-out), transform .3s var(--ease-out);
  }
  .rating-summary:hover {
    box-shadow: var(--shadow-lg), 0 0 0 1px var(--brand-ring);
    transform: translateY(-2px);
  }

  .rating-score {
    text-align: center;
    padding-right: var(--s-8);
    border-right: 1px solid var(--border-subtle);
  }
  [dir="rtl"] .rating-score { padding-right: 0; padding-left: var(--s-8); border-right: none; border-left: 1px solid var(--border-subtle); }

  .score-number {
    font-size: clamp(2.5rem, 1.8rem + 2.4vw, 3.5rem);
    font-weight: 900;
    color: var(--fg);
    line-height: 1;
    letter-spacing: -.04em;
    font-variant-numeric: tabular-nums;
    background: linear-gradient(180deg, var(--fg), var(--fg-muted));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
  }
  .score-stars {
    color: var(--star);
    font-size: 1.05rem;
    letter-spacing: 3px;
    margin: var(--s-2) 0;
    text-shadow: 0 2px 6px rgba(245,158,11,.25);
  }
  .score-label {
    font-size: var(--fs-sm);
    color: var(--fg-muted);
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 5px;
    flex-wrap: wrap;
  }
  .score-label bdi, .score-label b { color: var(--fg); font-weight: 700; font-variant-numeric: tabular-nums; }

  .rating-breakdown {
    display: flex;
    flex-direction: column;
    gap: 7px;
  }
  .rb-row {
    display: grid;
    grid-template-columns: 26px 1fr 42px;
    align-items: center;
    gap: var(--s-3);
    font-size: var(--fs-xs);
    color: var(--fg-muted);
    font-variant-numeric: tabular-nums;
    font-weight: 600;
  }
  .rb-star { display: flex; align-items: center; gap: 2px; color: var(--fg-muted); }
  .rb-star .num { font-weight: 700; }
  .rb-star .ico { color: var(--star); font-size: .8rem; }
  .rb-bar {
    height: 6px;
    background: var(--bg-sunken);
    border-radius: var(--r-full);
    overflow: hidden;
    position: relative;
  }
  .rb-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--star), #fbbf24);
    border-radius: var(--r-full);
    width: 0;
    transition: width .9s var(--ease-out);
  }
  .rb-pct { text-align: right; font-weight: 600; }
  [dir="rtl"] .rb-pct { text-align: left; }

  /* ---------- Card ---------- */
  .card {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--r-xl);
    box-shadow: var(--shadow-sm);
    padding: var(--s-8);
    margin-bottom: var(--s-10);
    transition: box-shadow .3s var(--ease-out);
  }

  .card-header { margin-bottom: var(--s-6); }
  .card-header h2 {
    font-size: var(--fs-xl);
    color: var(--fg);
    margin-bottom: var(--s-2);
  }
  .card-header p { color: var(--fg-muted); font-size: var(--fs-sm); }

  /* ---------- Form ---------- */
  .form-group { margin-bottom: var(--s-5); }

  label, .field-label {
    display: block;
    font-size: var(--fs-sm);
    font-weight: 700;
    color: var(--fg);
    margin-bottom: var(--s-2);
    letter-spacing: -.01em;
  }

  input[type="text"], textarea, select {
    width: 100%;
    border: 1.5px solid var(--border);
    border-radius: var(--r-md);
    padding: 13px 15px;
    background: var(--bg);
    color: var(--fg);
    font-size: var(--fs-md);
    font-family: inherit;
    transition: border-color .2s var(--ease-out), box-shadow .2s var(--ease-out), background .2s var(--ease-out);
  }
  input::placeholder, textarea::placeholder { color: var(--fg-subtle); }
  input:hover, textarea:hover, select:hover { border-color: var(--border-strong); }
  input:focus, textarea:focus, select:focus {
    outline: none;
    border-color: var(--brand);
    box-shadow: var(--shadow-focus);
    background: var(--bg-elevated);
  }

  input.invalid, textarea.invalid {
    border-color: var(--danger);
    box-shadow: 0 0 0 4px rgba(220,38,38,.12);
  }

  textarea { min-height: 130px; resize: vertical; line-height: 1.55; }

  .field-hint {
    font-size: var(--fs-xs);
    color: var(--danger);
    margin-top: 6px;
    min-height: 14px;
    font-weight: 600;
  }

  .textarea-wrap { position: relative; }
  .char-ring {
    position: absolute;
    bottom: 12px; right: 12px;
    width: 32px; height: 32px;
    pointer-events: none;
    opacity: 0;
    transition: opacity .25s var(--ease-out);
  }
  [dir="rtl"] .char-ring { right: auto; left: 12px; }
  .textarea-wrap:focus-within .char-ring { opacity: 1; }
  .char-ring svg { width: 100%; height: 100%; transform: rotate(-90deg); }
  .char-ring .ring-bg { stroke: var(--border); }
  .char-ring .ring-fg {
    stroke: var(--brand);
    stroke-linecap: round;
    transition: stroke-dashoffset .3s var(--ease-out), stroke .3s;
  }
  .char-ring.warn .ring-fg { stroke: var(--star); }
  .char-ring.danger .ring-fg { stroke: var(--danger); }

  .counter {
    text-align: right;
    margin-top: 6px;
    font-size: var(--fs-xs);
    color: var(--fg-subtle);
    font-variant-numeric: tabular-nums;
    font-weight: 600;
  }
  [dir="rtl"] .counter { text-align: left; }

  /* Stars */
  .stars {
    display: flex;
    gap: 4px;
    direction: ltr;
    padding: var(--s-1) 0;
  }
  .stars button {
    font-size: 2.1rem;
    line-height: 1;
    color: var(--border-strong);
    transition: transform .2s var(--ease-spring), color .15s ease;
    padding: 2px 4px;
    border-radius: var(--r-sm);
    will-change: transform;
  }
  .stars button:hover { transform: scale(1.15) rotate(-8deg); }
  .stars button:active { transform: scale(.95); }
  .stars button.prev { color: var(--p-300); }
  .stars button.on {
    color: var(--star);
    filter: drop-shadow(0 3px 6px rgba(245,158,11,.4));
  }
  .stars button.on.pop { animation: starPop .35s var(--ease-spring); }
  @keyframes starPop {
    0% { transform: scale(1) rotate(0); }
    45% { transform: scale(1.4) rotate(-14deg); }
    100% { transform: scale(1) rotate(0); }
  }

  .rating-feedback {
    font-size: var(--fs-xs);
    font-weight: 600;
    color: var(--brand);
    margin-top: 4px;
    min-height: 14px;
    opacity: 0;
    transition: opacity .25s var(--ease-out);
  }
  .rating-feedback.visible { opacity: 1; }

  /* Submit */
  .submit {
    width: 100%;
    padding: 15px 22px;
    border-radius: var(--r-md);
    background: var(--brand);
    color: #fff;
    font-weight: 700;
    font-size: var(--fs-md);
    font-family: inherit;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--s-2);
    margin-top: var(--s-5);
    letter-spacing: .005em;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-brand);
    transition: background .25s var(--ease-out), transform .2s var(--ease-spring), box-shadow .25s var(--ease-out);
    isolation: isolate;
  }
  .submit::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(115deg, transparent 30%, rgba(255,255,255,.28) 50%, transparent 70%);
    transform: translateX(-100%);
    transition: transform .8s var(--ease-out);
    z-index: -1;
  }
  .submit:hover::before { transform: translateX(100%); }
  .submit:hover {
    background: var(--brand-hover);
    transform: translateY(-2px);
    box-shadow: 0 12px 28px -6px var(--brand-glow);
  }
  .submit:active { transform: translateY(0) scale(.985); }
  .submit[disabled] { opacity: .65; cursor: not-allowed; transform: none; }

  .submit .submit-arrow { transition: transform .25s var(--ease-out); }
  .submit:hover .submit-arrow { transform: translateX(4px); }
  [dir="rtl"] .submit .submit-arrow { transform: scaleX(-1); }
  [dir="rtl"] .submit:hover .submit-arrow { transform: scaleX(-1) translateX(4px); }

  .submit .submit-spinner {
    display: none;
    width: 16px; height: 16px;
    border-radius: 50%;
    border: 2px solid rgba(255,255,255,.35);
    border-top-color: #fff;
    animation: spin .7s linear infinite;
  }
  .submit.loading .submit-text,
  .submit.loading .submit-arrow { display: none; }
  .submit.loading .submit-spinner { display: inline-block; }

  @keyframes spin { to { transform: rotate(360deg); } }

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

  /* ---------- Feed ---------- */
  .feed { margin-top: var(--s-10); }

  .feed-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: var(--s-4);
    margin-bottom: var(--s-5);
    padding-bottom: var(--s-4);
    border-bottom: 1px solid var(--border-subtle);
  }
  .feed-header h2 {
    font-size: var(--fs-xl);
    color: var(--fg);
    margin-bottom: 4px;
  }
  .feed-sub {
    font-size: var(--fs-sm);
    color: var(--fg-muted);
    font-weight: 500;
  }

  .feed-sort-wrap { position: relative; flex-shrink: 0; }
  .feed-sort {
    appearance: none;
    padding: 8px 30px 8px 12px;
    font-size: var(--fs-sm);
    font-weight: 600;
    border-radius: var(--r-sm);
    border: 1px solid var(--border);
    background-color: var(--bg-elevated);
    color: var(--fg);
    cursor: pointer;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2371717a' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    transition: border-color .2s, box-shadow .2s;
  }
  [dir="rtl"] .feed-sort { background-position: left 10px center; padding: 8px 12px 8px 30px; }
  .feed-sort:hover { border-color: var(--border-strong); }
  .feed-sort:focus { outline: none; border-color: var(--brand); box-shadow: var(--shadow-focus); }

  .feed-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: var(--s-5);
  }
  .chip {
    padding: 6px 14px;
    border-radius: var(--r-full);
    font-size: var(--fs-xs);
    font-weight: 700;
    color: var(--fg-muted);
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    transition: all .2s var(--ease-out);
    letter-spacing: .01em;
  }
  .chip:hover {
    color: var(--brand);
    border-color: var(--p-200);
    transform: translateY(-1px);
  }
  .chip.active {
    background: var(--brand);
    color: #fff;
    border-color: var(--brand);
    box-shadow: 0 2px 8px var(--brand-glow);
  }

  /* Testimonial cards */
  .comment {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    padding: var(--s-5) var(--s-6);
    margin-bottom: var(--s-3);
    transition: border-color .25s var(--ease-out), box-shadow .3s var(--ease-out), transform .25s var(--ease-out);
    animation: cardIn .5s var(--ease-out) both;
  }
  @keyframes cardIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
  }
  .comment:hover {
    border-color: var(--p-200);
    box-shadow: 0 12px 30px -14px var(--brand-glow);
    transform: translateY(-2px);
  }

  .c-top {
    display: flex;
    align-items: center;
    gap: var(--s-3);
    margin-bottom: var(--s-3);
  }
  .avatar {
    width: 42px; height: 42px;
    border-radius: 50%;
    flex: none;
    display: grid;
    place-items: center;
    color: #fff;
    font-weight: 800;
    font-size: var(--fs-sm);
    letter-spacing: -.01em;
    transition: transform .3s var(--ease-spring);
    box-shadow: inset 0 -2px 0 rgba(0,0,0,.15);
  }
  .comment:hover .avatar { transform: scale(1.06) rotate(-5deg); }

  .c-meta { flex: 1; min-width: 0; }
  .c-name {
    font-weight: 700;
    font-size: var(--fs-md);
    color: var(--fg);
    display: block;
    letter-spacing: -.01em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .c-date {
    color: var(--fg-subtle);
    font-size: var(--fs-xs);
    font-weight: 500;
  }
  .c-stars {
    color: var(--star);
    letter-spacing: 1px;
    white-space: nowrap;
    font-size: var(--fs-sm);
    flex-shrink: 0;
  }
  .c-text {
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    unicode-bidi: plaintext;
    text-align: start;
    line-height: 1.7;
    color: var(--fg);
    font-size: var(--fs-base);
  }

  /* Empty / Loading */
  .empty {
    color: var(--fg-muted);
    text-align: center;
    padding: var(--s-16) var(--s-6);
    border: 1.5px dashed var(--border);
    border-radius: var(--r-lg);
    background: var(--bg-elevated);
    font-size: var(--fs-sm);
    font-weight: 500;
  }
  .empty .big {
    font-size: 2.5rem;
    color: var(--p-300);
    display: block;
    margin-bottom: var(--s-3);
    filter: drop-shadow(0 4px 12px var(--brand-glow));
  }

  /* Skeleton */
  .skeleton-card {
    display: flex;
    gap: var(--s-4);
    padding: var(--s-5) var(--s-6);
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    margin-bottom: var(--s-3);
  }
  .skeleton {
    background: linear-gradient(90deg, var(--border-subtle) 0%, var(--border) 50%, var(--border-subtle) 100%);
    background-size: 200% 100%;
    animation: shimmer 1.4s ease-in-out infinite;
    border-radius: var(--r-sm);
  }
  @keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
  }
  .skeleton-avatar {
    width: 42px; height: 42px;
    border-radius: 50%;
    flex-shrink: 0;
  }
  .skeleton-lines { flex: 1; display: flex; flex-direction: column; gap: 8px; }
  .skeleton-line { height: 12px; }
  .skeleton-line.w-30 { width: 30%; }
  .skeleton-line.w-40 { width: 40%; }
  .skeleton-line.w-60 { width: 60%; }
  .skeleton-line.w-80 { width: 80%; }
  .skeleton-line.w-100 { width: 100%; }

  /* Load more */
  .load-more {
    display: block;
    margin: var(--s-6) auto 0;
    padding: 12px 28px;
    border-radius: var(--r-md);
    font-weight: 700;
    font-size: var(--fs-sm);
    color: var(--fg);
    background: var(--bg-elevated);
    border: 1.5px solid var(--border);
    transition: all .25s var(--ease-out);
  }
  .load-more:hover {
    border-color: var(--brand);
    color: var(--brand);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
  }
  .load-more:active { transform: translateY(0); }

  /* ---------- Footer ---------- */
  .site-footer {
    margin-top: var(--s-20);
    padding-top: var(--s-8);
    border-top: 1px solid var(--border-subtle);
    text-align: center;
    color: var(--fg-muted);
    font-size: var(--fs-sm);
  }
  .footer-inner { display: flex; flex-direction: column; gap: var(--s-3); align-items: center; }
  .footer-brand {
    display: inline-flex;
    align-items: center;
    gap: var(--s-2);
    font-weight: 800;
    color: var(--fg);
    letter-spacing: -.01em;
  }
  .footer-brand img { width: 26px; height: 26px; }
  .footer-tagline { font-size: var(--fs-sm); color: var(--fg-muted); font-weight: 500; }
  .footer-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--s-2);
    justify-content: center;
    align-items: center;
    font-size: var(--fs-xs);
    color: var(--fg-subtle);
  }
  .footer-meta a { color: var(--fg-muted); font-weight: 600; transition: color .2s; }
  .footer-meta a:hover { color: var(--brand); }

  /* ---------- Back to Top ---------- */
  .back-to-top {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 44px; height: 44px;
    border-radius: 50%;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    color: var(--fg);
    box-shadow: var(--shadow-lg);
    display: grid;
    place-items: center;
    z-index: 90;
    transition: transform .3s var(--ease-spring), opacity .3s var(--ease-out), border-color .2s, color .2s;
    opacity: 0;
    transform: translateY(10px) scale(.85);
    pointer-events: none;
  }
  .back-to-top.visible {
    opacity: 1;
    transform: none;
    pointer-events: auto;
  }
  .back-to-top:hover {
    border-color: var(--brand);
    color: var(--brand);
    transform: translateY(-3px);
  }
  .back-to-top:active { transform: scale(.92); }
  [dir="rtl"] .back-to-top { right: auto; left: 24px; }
  @media (max-width: 640px) {
    .back-to-top { bottom: max(20px, env(safe-area-inset-bottom)); right: max(16px, env(safe-area-inset-right)); }
    [dir="rtl"] .back-to-top { right: auto; left: max(16px, env(safe-area-inset-left)); }
  }

  /* ---------- Toasts ---------- */
  .toast-container {
    position: fixed;
    top: 72px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: var(--s-2);
    pointer-events: none;
    width: min(92vw, 400px);
  }
  .toast {
    display: flex;
    align-items: center;
    gap: var(--s-3);
    padding: 12px 16px;
    border-radius: var(--r-md);
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-xl);
    font-size: var(--fs-sm);
    font-weight: 600;
    color: var(--fg);
    pointer-events: auto;
    animation: toastIn .4s var(--ease-spring) both;
  }
  .toast.out { animation: toastOut .3s var(--ease-out) both; }
  @keyframes toastIn {
    from { opacity: 0; transform: translateY(-12px) scale(.96); }
    to { opacity: 1; transform: none; }
  }
  @keyframes toastOut {
    to { opacity: 0; transform: translateY(-8px) scale(.96); }
  }
  .toast .toast-icon {
    width: 22px; height: 22px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    flex-shrink: 0;
    color: #fff;
    font-size: .8rem;
  }
  .toast.success .toast-icon { background: var(--success); }
  .toast.error .toast-icon { background: var(--danger); }

  /* ---------- Thank You ---------- */
  [hidden] { display: none !important; }

  .thank-you-screen {
    position: fixed;
    inset: 0;
    background: var(--bg);
    z-index: 1000;
    display: grid;
    place-items: center;
    padding: var(--s-5);
    text-align: center;
    animation: fadeIn .35s var(--ease-out);
  }
  @keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

  .thank-you-card {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--r-xl);
    padding: var(--s-12) var(--s-10);
    max-width: 460px;
    width: 100%;
    box-shadow: var(--shadow-xl), 0 0 80px -20px var(--brand-glow);
    animation: cardPop .5s var(--ease-spring) both;
    position: relative;
  }
  @keyframes cardPop {
    from { opacity: 0; transform: scale(.94) translateY(10px); }
    to { opacity: 1; transform: none; }
  }
  .thank-you-icon {
    width: 56px; height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--success), #10b981);
    color: #fff;
    display: grid;
    place-items: center;
    margin: 0 auto var(--s-4);
    box-shadow: 0 8px 24px -6px rgba(16,185,129,.5);
    animation: checkPop .55s var(--ease-spring) both;
  }
  @keyframes checkPop {
    0% { transform: scale(0); }
    60% { transform: scale(1.15); }
    100% { transform: scale(1); }
  }
  .brand-symbol { font-size: 2rem; margin-bottom: var(--s-3); color: var(--brand); }
  .thank-you-title {
    font-size: var(--fs-2xl);
    color: var(--fg);
    margin-bottom: var(--s-3);
    font-weight: 900;
  }
  .thank-you-message {
    color: var(--fg-muted);
    line-height: 1.75;
    margin-bottom: var(--s-6);
    font-size: var(--fs-base);
  }
  .thank-you-close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 11px 24px;
    border-radius: var(--r-md);
    background: var(--brand);
    color: #fff;
    font-weight: 700;
    font-size: var(--fs-sm);
    box-shadow: var(--shadow-brand);
    transition: background .2s, transform .2s var(--ease-spring), box-shadow .2s;
  }
  .thank-you-close:hover {
    background: var(--brand-hover);
    transform: translateY(-2px);
    box-shadow: 0 12px 28px -6px var(--brand-glow);
  }
  .thank-you-close:active { transform: scale(.97); }
  .archival-stamp {
    margin-top: var(--s-6);
    padding-top: var(--s-4);
    border-top: 1px solid var(--border-subtle);
    font-size: var(--fs-xs);
    letter-spacing: .16em;
    color: var(--fg-subtle);
    text-transform: uppercase;
    font-weight: 700;
  }
}

@layer responsive {
  /* Tablet */
  @media (max-width: 768px) {
    .rating-summary {
      grid-template-columns: 1fr;
      gap: var(--s-6);
      padding: var(--s-6);
    }
    .rating-score {
      padding: 0 0 var(--s-6);
      border-right: none;
      border-bottom: 1px solid var(--border-subtle);
    }
    [dir="rtl"] .rating-score {
      padding: 0 0 var(--s-6);
      border-left: none;
      border-bottom: 1px solid var(--border-subtle);
    }
    .feed-header {
      flex-direction: column;
      align-items: stretch;
      gap: var(--s-3);
    }
    .feed-sort-wrap { align-self: flex-start; }
    .wrap { padding: var(--s-8) var(--s-5) var(--s-16); }
    .card { padding: var(--s-6); }
  }

  /* Mobile */
  @media (max-width: 560px) {
    .nav-logo span { display: none; }
    .nav-logo img { width: 48px; height: 48px; }
    .nav-inner { padding: var(--s-3) var(--s-4); }
    .lang-btn .code { display: none; }
    .lang-btn { padding: 6px 8px; }
    .lang-btn .flag { font-size: 1.05rem; }
    .wrap { padding: var(--s-6) var(--s-4) var(--s-16); }
    .card { padding: var(--s-5); border-radius: var(--r-lg); }
    .rating-summary { padding: var(--s-5); }
    .stars button { font-size: 1.9rem; }
    .hero-title { letter-spacing: -.025em; }
    .hero-sub { font-size: var(--fs-base); }
    .thank-you-card { padding: var(--s-8) var(--s-5); }
    .thank-you-title { font-size: var(--fs-xl); }
    .toast-container { top: 60px; }
    .comment { padding: var(--s-4) var(--s-5); }
    .submit { padding: 14px 18px; }
  }

  /* Very small */
  @media (max-width: 380px) {
    .hero-proof { padding: 6px 12px 6px 6px; }
    .proof-text { font-size: var(--fs-xs); }
    .chip { padding: 5px 11px; font-size: .7rem; }
  }
}