/* VBS — Engineering Console
 * Design tokens + reset + base typography + layout primitive'leri.
 * components.css ve pages.css ayrı <link> ile yüklenir.
 */

/* ---------- Design tokens (dark = V5 "void") ---------- */
:root {
  /* Renk — dark default — pure void */
  --bg:          #08080c;        /* V5 void */
  --bg-elev-1:   #13141a;        /* voidPanel */
  --bg-elev-2:   #181a22;
  --bg-elev-3:   #1f222b;

  --text:        #eaeaf0;        /* voidText */
  --text-strong: #ffffff;
  --text-mute:   #7c7e8a;        /* voidMute */
  --text-soft:   #a8a9b3;        /* voidSoft */

  --line:        rgba(255, 255, 255, 0.07);
  --line-soft:   rgba(255, 255, 255, 0.04);
  --line-strong: rgba(255, 255, 255, 0.16);
  --border:      var(--line);
  --border-soft: var(--line-soft);

  /* Brand: hot magenta + secondary lime (V5 spec) */
  --signal:        #ff2d92;       /* hotMagenta — primary */
  --signal-glow:   rgba(255, 45, 146, 0.45);
  --signal-soft:   rgba(255, 45, 146, 0.10);
  --cyan:          #c8ff3a;       /* hotLime — secondary */
  --cyan-glow:     rgba(200, 255, 58, 0.40);
  --cyan-soft:     rgba(200, 255, 58, 0.10);
  --accent:        var(--signal);
  --accent-soft:   var(--signal-soft);
  --link:          var(--text-strong);

  /* Score band — V5 dark tier renkleri */
  --score-excellent: #c8ff3a;     /* lime — RECOMMENDED 70+ */
  --score-good:      #c8ff3a;     /* aynı */
  --score-average:   #ffb43a;     /* amber — NOTED 40-69 */
  --score-weak:      #ff3a6c;     /* red — NOT RECOMMENDED <40 */
  --score-bad:       #ff3a6c;

  /* Tipografi — V5 üç font */
  --font-display:   'Geist', system-ui, -apple-system, 'Helvetica Neue', sans-serif;
  --font-sans:      'Geist', system-ui, -apple-system, 'Helvetica Neue', sans-serif;
  --font-editorial: 'Newsreader', 'Source Serif Pro', Georgia, serif;
  --font-serif:     'Newsreader', Georgia, serif;
  --font-mono:      'Geist Mono', ui-monospace, 'SF Mono', 'JetBrains Mono', Menlo, monospace;

  /* Ölçek */
  --fs-xs:  0.6875rem;   /* 11 */
  --fs-sm:  0.8125rem;   /* 13 */
  --fs-base:0.9375rem;   /* 15 */
  --fs-md:  1.0625rem;   /* 17 */
  --fs-lg:  1.375rem;    /* 22 */
  --fs-xl:  1.875rem;    /* 30 */
  --fs-2xl: 2.625rem;    /* 42 */
  --fs-3xl: 3.75rem;     /* 60 */
  --fs-4xl: 5.5rem;      /* 88 */
  --fs-5xl: 8.5rem;      /* 136 */

  /* Spacing */
  --sp-1: 4px; --sp-2: 8px; --sp-3: 12px; --sp-4: 16px;
  --sp-5: 24px; --sp-6: 32px; --sp-7: 48px; --sp-8: 64px;
  --sp-9: 96px; --sp-10: 128px;

  /* Layout */
  --container: 1280px;
  --container-wide: 1480px;
  --container-narrow: 720px;
  --radius-sm: 4px;
  --radius:    8px;
  --radius-lg: 14px;

  /* Glow / shadow */
  --glow-signal: 0 0 0 1px var(--signal), 0 0 28px -4px var(--signal-glow);
  --glow-cyan:   0 0 0 1px var(--cyan),   0 0 28px -4px var(--cyan-glow);
  --shadow-card: 0 0 0 1px var(--line), 0 12px 32px -16px rgba(0,0,0,0.5);
  --shadow-pop:  0 0 0 1px var(--line-strong), 0 24px 60px -20px rgba(0,0,0,0.7);

  --easing:        cubic-bezier(0.2, 0.7, 0.2, 1);
  --easing-spring: cubic-bezier(0.34, 1.3, 0.64, 1);
}

/* ---------- Light tema — V5 "bone" cream ---------- */
[data-theme="light"] {
  --bg:          #eeeae1;        /* V5 bone */
  --bg-elev-1:   #f5f1e7;
  --bg-elev-2:   #e6e0d3;
  --bg-elev-3:   #d8d2c4;

  --text:        #0a0a0c;        /* V5 jet */
  --text-strong: #000000;
  --text-mute:   #4a4e5c;
  --text-soft:   #6b6f7d;

  --line:        rgba(10, 10, 12, 0.10);
  --line-soft:   rgba(10, 10, 12, 0.05);
  --line-strong: rgba(10, 10, 12, 0.20);
  --border:      var(--line);
  --border-soft: var(--line-soft);

  --signal:        #ff2c87;       /* magenta light variant */
  --signal-glow:   rgba(255, 44, 135, 0.30);
  --signal-soft:   rgba(255, 44, 135, 0.08);
  --cyan:          #5a8a14;       /* lime'ın okunabilir light versionu */
  --cyan-glow:     rgba(90, 138, 20, 0.30);
  --cyan-soft:     rgba(90, 138, 20, 0.08);

  --score-excellent: #2e6b3a;
  --score-good:      #2e6b3a;
  --score-average:   #b78718;
  --score-weak:      #a82a1d;
  --score-bad:       #a82a1d;
}

/* Sistem tercihi light, attribute yoksa otomatik light */
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg:          #eeeae1;
    --bg-elev-1:   #f5f1e7;
    --bg-elev-2:   #e6e0d3;
    --bg-elev-3:   #d8d2c4;
    --text:        #0a0a0c;
    --text-strong: #000000;
    --text-mute:   #4a4e5c;
    --text-soft:   #6b6f7d;
    --line:        rgba(10, 10, 12, 0.10);
    --line-soft:   rgba(10, 10, 12, 0.05);
    --line-strong: rgba(10, 10, 12, 0.20);
    --border:      var(--line);
    --border-soft: var(--line-soft);
    --signal:        #ff2c87;
    --signal-glow:   rgba(255, 44, 135, 0.30);
    --signal-soft:   rgba(255, 44, 135, 0.08);
    --cyan:          #5a8a14;
    --cyan-glow:     rgba(90, 138, 20, 0.30);
    --cyan-soft:     rgba(90, 138, 20, 0.08);
    --score-excellent: #2e6b3a;
    --score-good:      #2e6b3a;
    --score-average:   #b78718;
    --score-weak:      #a82a1d;
    --score-bad:       #a82a1d;
  }
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html, body { height: 100%; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: "kern" 1, "liga" 1, "cv01" 1, "cv02" 1, "cv11" 1;
  transition: background 200ms var(--easing), color 200ms var(--easing);
  position: relative;
}

/* ---------- Aurora + grid background ---------- */
/* Layer 1: ince grid (dikey + yatay 1px) */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(to right, var(--line-soft) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line-soft) 1px, transparent 1px),
    radial-gradient(circle, var(--line) 1px, transparent 1.5px);
  background-size: 80px 80px, 80px 80px, 80px 80px;
  background-position: -1px -1px, -1px -1px, -1px -1px;
  mask-image: radial-gradient(ellipse 120% 90% at 50% 0%, #000 35%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 120% 90% at 50% 0%, #000 35%, transparent 100%);
  opacity: 0.5;
}

/* Layer 2: animated aurora — iki gradient orb yavaş sürükleniyor */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(60vw 50vw at 10% 0%, var(--signal-glow), transparent 55%),
    radial-gradient(50vw 40vw at 90% 10%, var(--cyan-glow), transparent 55%),
    radial-gradient(70vw 50vw at 50% 80%, color-mix(in srgb, var(--signal) 18%, transparent), transparent 60%);
  filter: blur(60px) saturate(140%);
  opacity: 0.55;
  animation: vbs-aurora 28s ease-in-out infinite alternate;
}
@keyframes vbs-aurora {
  0%   { transform: translate3d(0,0,0)     scale(1); }
  50%  { transform: translate3d(-3%, 4%, 0) scale(1.08); }
  100% { transform: translate3d(2%, -3%, 0) scale(1.04); }
}
[data-theme="light"] body::after,
@media (prefers-color-scheme: light) { :root:not([data-theme="dark"]) body::after { opacity: 0.35; } }

/* Scan-line overlay — çok ince, sürekli */
html::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  background: repeating-linear-gradient(
    0deg,
    transparent 0,
    transparent 2px,
    rgba(255,255,255,0.012) 2px,
    rgba(255,255,255,0.012) 3px
  );
  mix-blend-mode: overlay;
}
[data-theme="light"] html::before,
@media (prefers-color-scheme: light) { :root:not([data-theme="dark"]) html::before { opacity: 0.4; mix-blend-mode: multiply; } }

main, header, footer { position: relative; z-index: 1; }

img, picture, video, canvas, svg { display: block; max-width: 100%; }
input, button, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; border: 0; background: transparent; padding: 0; }
a { color: var(--link); text-decoration: none; transition: color 150ms var(--easing); }
a:hover { color: var(--signal); }
ul, ol { list-style: none; padding: 0; }
::selection { background: var(--signal); color: var(--bg); }

/* ---------- Tipografi ---------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.025em;
  color: var(--text-strong);
}
h1 { font-size: var(--fs-3xl); }
h2 { font-size: var(--fs-2xl); }
h3 { font-size: var(--fs-xl); }
h4 { font-size: var(--fs-lg); }
h5 { font-size: var(--fs-md); }
h6 { font-size: var(--fs-sm); }

.eyebrow,
.kicker,
.numeral {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--text-mute);
}
.eyebrow {
  text-transform: uppercase;
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
}
.eyebrow--signal { color: var(--signal); }
.eyebrow--cyan   { color: var(--cyan); }

.numeral { font-feature-settings: "tnum" 1, "zero" 1; }

.lede {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.25rem;
  line-height: 1.45;
  color: var(--text);
}

.bracket {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--text-mute);
}
.bracket::before { content: '['; color: var(--signal); margin-right: 4px; }
.bracket::after  { content: ']'; color: var(--signal); margin-left: 4px; }

/* Sayfa içi düz içerik (markdown render) */
.prose {
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  line-height: 1.7;
  max-width: 68ch;
  color: var(--text);
}
.prose h2 {
  margin: var(--sp-7) 0 var(--sp-3);
  font-size: 1.625rem;
  letter-spacing: -0.02em;
  color: var(--text-strong);
  position: relative;
  padding-left: var(--sp-4);
}
.prose h2::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.4em;
  width: 4px;
  height: 0.7em;
  background: var(--signal);
}
.prose h3 { margin: var(--sp-6) 0 var(--sp-2); font-size: 1.25rem; }
.prose p, .prose ul, .prose ol, .prose blockquote { margin-bottom: var(--sp-4); }
.prose ul, .prose ol { padding-left: 1.5rem; }
.prose ul { list-style: none; }
.prose ul li { position: relative; padding-left: 0.25rem; }
.prose ul li::before {
  content: '▸';
  position: absolute;
  left: -1.25rem;
  color: var(--signal);
  font-size: 0.875em;
}
.prose ol { list-style: decimal; }
.prose ol li::marker { color: var(--signal); font-family: var(--font-mono); }
.prose li { margin-bottom: var(--sp-2); }
.prose a {
  color: var(--text-strong);
  background-image: linear-gradient(var(--signal), var(--signal));
  background-position: 0 100%;
  background-repeat: no-repeat;
  background-size: 100% 2px;
  padding-bottom: 2px;
  transition: background-size 200ms var(--easing);
}
.prose a:hover { background-size: 100% 100%; color: var(--bg); padding: 2px 4px; margin: 0 -4px; }
.prose strong { font-weight: 600; color: var(--text-strong); }
.prose em { font-style: italic; color: var(--text); }
.prose code {
  font-family: var(--font-mono);
  background: var(--bg-elev-2);
  padding: 2px 7px;
  border-radius: var(--radius-sm);
  font-size: 0.92em;
  border: 1px solid var(--line);
  color: var(--signal);
}
.prose blockquote {
  border-left: 2px solid var(--signal);
  padding: var(--sp-1) var(--sp-5);
  margin: var(--sp-5) 0;
  font-size: 1.125rem;
  line-height: 1.5;
  color: var(--text);
  background: var(--bg-elev-1);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

/* ---------- Layout primitive'leri ---------- */
/* Hero (vbs-slider__caption) padding-x'ine eşit — tüm sayfa sol kenarı aynı baseline */
.container       { width: 100%; margin: 0 auto; padding: 0 clamp(28px, 8vw, 96px); }
.container-wide  { width: 100%; margin: 0 auto; padding: 0 clamp(28px, 8vw, 96px); }
.container-narrow { width: 100%; max-width: calc(var(--container-narrow) + clamp(56px, 16vw, 192px)); margin: 0 auto; padding: 0 clamp(28px, 8vw, 96px); }
.section { padding: var(--sp-8) 0; }
.section-sm { padding: var(--sp-6) 0; }
.section-lg { padding: var(--sp-9) 0; }

.divider {
  height: 1px;
  background: var(--line);
  margin: var(--sp-7) 0;
}
.rule { border-top: 1px solid var(--line); margin: 0; }
.rule-strong { border-top: 1px solid var(--line-strong); }

.grid { display: grid; gap: clamp(28px, 2.5vw, 36px); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 960px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* ---------- Buton sistemi — V5 UI kit grammar ----------
 * docs/ui-kit-standalone.html .v5-btn referansı.
 * BEM: .btn (base) + variants (--primary/--secondary/--ghost/--slash/--accent/--danger)
 * Sizes: .btn--sm/--md/--lg  (default md)
 * Legacy alias: .btn (modifiersiz) = primary, .btn-ghost = --ghost, .btn-sm = --sm
 * Slash variant: <span class="btn__slash"><svg>…parallelogram…</svg></span>
 * Arrow: <span class="btn__arrow">→</span>  (hover'da translateX)
 * Icon-only: .btn-icon (--sm/--lg, --filled)
 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 1px solid transparent;
  border-radius: 2px;
  cursor: pointer;
  font-family: var(--font-mono);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  text-decoration: none;
  user-select: none;
  white-space: nowrap;
  -webkit-tap-highlight-color: transparent;
  transition: transform 220ms cubic-bezier(0.22, 1, 0.36, 1),
              background 260ms cubic-bezier(0.22, 1, 0.36, 1),
              color 260ms cubic-bezier(0.22, 1, 0.36, 1),
              border-color 260ms cubic-bezier(0.22, 1, 0.36, 1),
              box-shadow 260ms cubic-bezier(0.22, 1, 0.36, 1);
  /* default size = md */
  height: 40px;
  padding: 0 18px;
  font-size: 0.6875rem; /* 11px */
  /* default variant = primary (legacy .btn ohne modifier) */
  background: var(--signal);
  color: var(--bg);
}
.btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px var(--bg), 0 0 0 4px var(--signal);
}
.btn:active { transform: translateY(1px); }
.btn[disabled],
.btn[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: 0.4;
  pointer-events: none;
}

/* ---------- Sizes ---------- */
.btn--sm,
.btn-sm {
  height: 30px;
  padding: 0 12px;
  font-size: 0.625rem; /* 10px */
  letter-spacing: 0.2em;
}
.btn--md { height: 40px; padding: 0 18px; font-size: 0.6875rem; }
.btn--lg {
  height: 52px;
  padding: 0 26px;
  font-size: 0.78125rem; /* 12.5px */
  letter-spacing: 0.16em;
}

/* ---------- Variants — dark ground (default) ---------- */
.btn--primary {
  background: var(--signal);
  color: var(--bg);
  border-color: var(--signal);
}
.btn--primary:hover,
.btn:not([class*="btn--"]):not(.btn-ghost):hover {
  background: var(--text-strong);
  color: var(--bg);
  border-color: var(--text-strong);
}

.btn--secondary {
  background: transparent;
  color: var(--text-strong);
  border-color: var(--line-strong);
}
.btn--secondary:hover {
  border-color: var(--text-strong);
  color: var(--text-strong);
  background: rgba(234, 234, 240, 0.04);
}

.btn--ghost,
.btn-ghost {
  background: transparent;
  color: var(--text-soft);
  border-color: transparent;
  padding-left: 6px;
  padding-right: 6px;
}
.btn--ghost:hover,
.btn-ghost:hover {
  color: var(--signal);
  background: transparent;
  border-color: transparent;
}
.btn--ghost .btn__arrow,
.btn-ghost .btn__arrow { transition: transform 140ms var(--easing); }
.btn--ghost:hover .btn__arrow,
.btn-ghost:hover .btn__arrow { transform: translateX(3px); }

.btn--accent {
  background: var(--score-excellent);
  color: var(--bg);
  border-color: var(--score-excellent);
}
.btn--accent:hover {
  background: var(--text-strong);
  border-color: var(--text-strong);
}

.btn--danger {
  background: var(--score-weak);
  color: var(--bg);
  border-color: var(--score-weak);
}
.btn--danger:hover {
  background: var(--text-strong);
  border-color: var(--text-strong);
}

/* ---------- Slash variant — URL-grammar button ---------- */
.btn--slash {
  background: transparent;
  color: var(--text-strong);
  border-color: var(--text-strong);
}
.btn__slash {
  display: inline-flex;
  align-items: center;
  height: 0.9em;
  color: var(--signal);
  transition: color 120ms var(--easing);
}
.btn__slash svg { display: block; height: 100%; width: auto; }
.btn__arrow {
  display: inline-flex;
  align-items: center;
  font-weight: 600;
}
.btn--slash:hover {
  background: var(--signal);
  color: var(--bg);
  border-color: var(--signal);
}
.btn--slash:hover .btn__slash { color: var(--bg); }

/* ---------- Light ground overrides ---------- */
[data-theme="light"] .btn:focus-visible,
[data-theme="light"] .btn--light:focus-visible {
  box-shadow: 0 0 0 2px var(--bg), 0 0 0 4px var(--signal);
}
[data-theme="light"] .btn--secondary {
  color: var(--text-strong);
  border-color: rgba(22, 17, 11, 0.25);
}
[data-theme="light"] .btn--secondary:hover {
  border-color: var(--text-strong);
  background: rgba(22, 17, 11, 0.04);
}
[data-theme="light"] .btn--ghost,
[data-theme="light"] .btn-ghost { color: var(--text-soft); }

/* ---------- Icon-only button ---------- */
.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px; height: 40px;
  border: 1px solid var(--line-strong);
  border-radius: 2px;
  background: transparent;
  color: var(--text-soft);
  cursor: pointer;
  transition: color 120ms var(--easing), border-color 120ms var(--easing),
              background 120ms var(--easing);
}
.btn-icon:hover {
  color: var(--signal);
  border-color: var(--signal);
}
.btn-icon--sm { width: 30px; height: 30px; }
.btn-icon--lg { width: 52px; height: 52px; }
.btn-icon--filled {
  background: var(--signal);
  color: var(--bg);
  border-color: var(--signal);
}
.btn-icon--filled:hover {
  background: var(--text-strong);
  border-color: var(--text-strong);
  color: var(--bg);
}

/* ---------- Spinner (loading state) ---------- */
@keyframes btn-spin { to { transform: rotate(360deg); } }
.btn__spinner {
  display: inline-block;
  width: 12px; height: 12px;
  border: 1.5px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: btn-spin 700ms linear infinite;
}

/* ---------- Form ---------- */
.input, .textarea, .select {
  width: 100%;
  padding: 11px 14px;
  font-family: var(--font-sans);
  font-size: var(--fs-sm);
  background: var(--bg-elev-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--text);
  transition: border-color 150ms var(--easing), background 150ms var(--easing), box-shadow 150ms var(--easing);
}
.input:focus, .textarea:focus, .select:focus {
  outline: none;
  border-color: var(--signal);
  background: var(--bg-elev-1);
  box-shadow: 0 0 0 3px var(--signal-soft);
}
.textarea { min-height: 120px; resize: vertical; }
.label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-mute);
  margin-bottom: var(--sp-2);
}

/* ---------- VBS Skor — V5 pure-type `/score` ---------- */
.score-v5 {
  display: inline-flex;
  align-items: baseline;
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: -0.06em;
  line-height: 0.85;
  font-feature-settings: "tnum" 1, "zero" 1;
  white-space: nowrap;
  color: var(--score-fg, var(--text-strong));
  --slash-color: var(--signal);
}
.score-v5--stacked {
  flex-direction: column;
  align-items: flex-start;
}
.score-v5__slash {
  display: inline-flex;
  align-items: stretch;
  color: var(--signal);
  width: auto;
  height: 0.92em;
  margin-right: 0.04em;
  align-self: stretch;
}
.score-v5__slash svg {
  display: block;
  height: 100%;
  width: auto;
}
.score-v5__num {
  font-weight: 700;
}
.score-v5__tier {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--score-fg, var(--text-mute));
  line-height: 1;
  margin-top: 6px;
}

/* Boyutlar — slash SVG height parent font-size'a relative */
.score-v5--s  { font-size: 1.25rem; }
.score-v5--m  { font-size: 2.25rem; }
.score-v5--l  { font-size: 4.25rem; }
.score-v5--l  .score-v5__tier { font-size: 0.75rem; margin-top: 10px; }
.score-v5--xl { font-size: clamp(7rem, 16vw, 12rem); }
.score-v5--xl .score-v5__tier { font-size: 0.875rem; margin-top: 14px; letter-spacing: 0.24em; }

.score-v5--excellent { --score-fg: var(--score-excellent); }
.score-v5--good      { --score-fg: var(--score-good); }
.score-v5--average   { --score-fg: var(--score-average); }
.score-v5--weak      { --score-fg: var(--score-weak); }
.score-v5--bad       { --score-fg: var(--score-bad); }

/* ---------- Eski score-ring (kullanılmıyor, geri uyumluluk için boş) ---------- */
.score-ring {
  position: relative;
  display: inline-block;
}
.score-ring__svg {
  display: block;
  transform: rotate(-90deg);
  overflow: visible;
  position: relative;
  z-index: 2;
}
/* Outer tick marks */
.score-ring__tick {
  stroke: var(--line-strong);
  opacity: 0.55;
}
.score-ring__tick--major { opacity: 0.85; stroke: var(--text-mute); }
.score-ring__tick--on {
  stroke: var(--score-fg, var(--signal));
  opacity: 1;
  filter: drop-shadow(0 0 3px var(--score-fg, var(--signal)));
}
/* Track ring */
.score-ring__track {
  fill: none;
  stroke: var(--line-strong);
  stroke-linecap: butt;
  opacity: 0.4;
}
/* Fill arc — glow ile */
.score-ring__fill {
  fill: none;
  stroke: var(--score-fg, var(--signal));
  stroke-linecap: butt;
  filter:
    drop-shadow(0 0 4px var(--score-fg, var(--signal)))
    drop-shadow(0 0 12px var(--score-fg, var(--signal)));
  transition: stroke-dasharray 800ms var(--easing-spring);
}
/* Inner glow core — score rengi arkaplanı */
.score-ring__core {
  position: absolute;
  inset: 15%;
  border-radius: 50%;
  background:
    radial-gradient(circle at 50% 40%,
      color-mix(in srgb, var(--score-fg, var(--signal)) 22%, transparent),
      color-mix(in srgb, var(--score-fg, var(--signal)) 6%, transparent) 50%,
      transparent 75%);
  pointer-events: none;
  z-index: 1;
}
.score-ring__label {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  color: var(--score-fg, var(--text-strong));
  font-feature-settings: "tnum" 1, "zero" 1;
  line-height: 1;
  letter-spacing: -0.04em;
  z-index: 3;
}
.score-ring__num {
  font-weight: 600;
  text-shadow:
    0 0 8px color-mix(in srgb, var(--score-fg, var(--signal)) 50%, transparent),
    0 0 24px color-mix(in srgb, var(--score-fg, var(--signal)) 30%, transparent);
}
.score-ring__max {
  font-size: 0.5em;
  color: var(--text-mute);
  margin-top: 4px;
  letter-spacing: 0.16em;
  font-weight: 500;
}

.score-ring--s  { width: 48px;  height: 48px; }
.score-ring--s  .score-ring__num { font-size: 0.9375rem; }
.score-ring--s  .score-ring__max { display: none; }

.score-ring--m  { width: 76px;  height: 76px; }
.score-ring--m  .score-ring__num { font-size: 1.4375rem; }
.score-ring--m  .score-ring__max { display: none; }

.score-ring--l  { width: 132px; height: 132px; }
.score-ring--l  .score-ring__num { font-size: 2.5rem; }
.score-ring--l  .score-ring__max { font-size: 0.5625rem; }

.score-ring--xl { width: 240px; height: 240px; }
.score-ring--xl .score-ring__num { font-size: 4.625rem; }
.score-ring--xl .score-ring__max { font-size: 0.6875rem; }

.score-ring--excellent { --score-fg: var(--score-excellent); }
.score-ring--good      { --score-fg: var(--score-good); }
.score-ring--average   { --score-fg: var(--score-average); }
.score-ring--weak      { --score-fg: var(--score-weak); }
.score-ring--bad       { --score-fg: var(--score-bad); }

.score-band {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--score-fg, var(--text));
  border: 1px solid var(--score-fg, var(--line));
}

/* ---------- Kategori rozeti ---------- */
.cat-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  background: var(--bg-elev-2);
  color: var(--text);
  border: 1px solid var(--line-strong);
}
.cat-badge::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--cat-dot, var(--signal));
}
.cat-badge--web  { --cat-dot: #38bdf8; }
.cat-badge--app  { --cat-dot: #a78bfa; }
.cat-badge--oyun { --cat-dot: var(--signal); }

.type-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  background: var(--bg-elev-2);
  color: var(--text-mute);
  border: 1px solid var(--line);
}

/* ---------- Tag çipi ---------- */
.tag {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  background: var(--bg-elev-2);
  color: var(--text);
  border: 1px solid var(--line);
  transition: border-color 150ms var(--easing), color 150ms var(--easing), background 150ms var(--easing);
}
.tag:hover {
  border-color: var(--signal);
  color: var(--signal);
  background: var(--signal-soft);
}

/* ---------- Yardımcılar ---------- */
.muted { color: var(--text-mute); }
.soft  { color: var(--text-soft); }
.signal { color: var(--signal); }
.cyan { color: var(--cyan); }

.meta-row {
  display: flex; flex-wrap: wrap; align-items: center; gap: var(--sp-3);
  font-family: var(--font-mono); font-size: 0.75rem; color: var(--text-mute);
}
.meta-dot {
  width: 3px; height: 3px; border-radius: 50%;
  background: currentColor; opacity: 0.5;
}

.status-dot {
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 8px var(--signal-glow);
  animation: vbs-pulse 2s ease-in-out infinite;
}
@keyframes vbs-pulse {
  0%, 100% { opacity: 0.6; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.25); }
}

.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 — odakta görünür */
.sr-only:focus,
.sr-only:focus-visible {
  position: fixed;
  top: 12px; left: 12px;
  width: auto; height: auto;
  margin: 0; padding: 10px 16px;
  clip: auto; clip-path: none;
  background: var(--signal);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  border-radius: var(--radius-sm);
  z-index: 1000;
  outline: 2px solid var(--text-strong);
  outline-offset: 2px;
}

/* Global focus-visible — klavye odağı görünür */
:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
  border-radius: 2px;
}
button:focus-visible,
a:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 3px;
}
.input:focus-visible,
.textarea:focus-visible,
.select:focus-visible {
  outline: none; /* :focus zaten border + box-shadow ile gösteriyor */
}

/* ---------- Page load reveal ---------- */
@keyframes vbs-rise {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}
.reveal { animation: vbs-rise 500ms var(--easing) both; }
.reveal-1 { animation-delay: 60ms; }
.reveal-2 { animation-delay: 120ms; }
.reveal-3 { animation-delay: 180ms; }
.reveal-4 { animation-delay: 240ms; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}