/* =========================================================
   AI Learning Hub — stylesheet
   Erişilebilirlik önceliği: büyük yazı, yüksek kontrast,
   geniş dokunma alanları, bol boşluk.
   İçerik /data/*.js içindedir; buradan içerik düzenlenmez.
   ========================================================= */

:root {
  --ink:            #10243a;
  --ink-soft:       #3c5368;
  --ink-faint:      #60758a;
  --bg:             #f4f6f9;
  --surface:        #ffffff;
  --surface-alt:    #eef2f6;
  --line:           #d3dce5;
  --line-strong:    #aebccb;

  --brand:          #1a4f7a;
  --brand-dark:     #12395a;
  --brand-tint:     #e7eff6;
  --accent:         #0e6f68;
  --accent-tint:    #e1f1ef;

  --danger:         #8f1d21;
  --danger-tint:    #fbe9e9;
  --warn:           #7d5100;
  --warn-tint:      #fdf2dd;
  --info:           #1a4f7a;
  --info-tint:      #e7eff6;
  --ok:             #14592c;
  --ok-tint:        #e5f2e8;

  --radius:   12px;
  --radius-s: 8px;
  --shadow:   0 1px 2px rgba(16, 36, 58, .07), 0 8px 24px rgba(16, 36, 58, .06);
  --shadow-s: 0 1px 3px rgba(16, 36, 58, .09);

  --maxw: 1000px;
  --font: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;

  /* Okunabilirlik: taban 18px, kullanıcı büyütebilir */
  --fs-base: 19px;
  --lh-base: 1.7;
  --gap:     32px;
  --tap:     52px;   /* minimum dokunma alanı */
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --ink:         #eaf0f5;
    --ink-soft:    #b8c6d3;
    --ink-faint:   #91a2b2;
    --bg:          #0e151d;
    --surface:     #16202b;
    --surface-alt: #1d2835;
    --line:        #2c3846;
    --line-strong: #41505f;
    --brand:       #94bbe0;
    --brand-dark:  #b2d0ec;
    --brand-tint:  #1a2835;
    --accent:      #74cfc4;
    --accent-tint: #12302c;
    --danger:      #f2a6a6;
    --danger-tint: #32191a;
    --warn:        #ebc27c;
    --warn-tint:   #2d2414;
    --info:        #9cc3e6;
    --info-tint:   #15263a;
    --ok:          #90d6a6;
    --ok-tint:     #14291c;
    --shadow:   0 1px 2px rgba(0,0,0,.45), 0 8px 24px rgba(0,0,0,.35);
    --shadow-s: 0 1px 3px rgba(0,0,0,.5);
  }
}

:root[data-theme="dark"] {
  --ink: #eaf0f5; --ink-soft: #b8c6d3; --ink-faint: #91a2b2;
  --bg: #0e151d; --surface: #16202b; --surface-alt: #1d2835;
  --line: #2c3846; --line-strong: #41505f;
  --brand: #94bbe0; --brand-dark: #b2d0ec; --brand-tint: #1a2835;
  --accent: #74cfc4; --accent-tint: #12302c;
  --danger: #f2a6a6; --danger-tint: #32191a;
  --warn: #ebc27c; --warn-tint: #2d2414;
  --info: #9cc3e6; --info-tint: #15263a;
  --ok: #90d6a6; --ok-tint: #14291c;
  --shadow: 0 1px 2px rgba(0,0,0,.45), 0 8px 24px rgba(0,0,0,.35);
  --shadow-s: 0 1px 3px rgba(0,0,0,.5);
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: var(--fs-base);
  line-height: var(--lh-base);
  -webkit-text-size-adjust: 100%;
}

h1, h2, h3, h4, h5 { line-height: 1.3; margin: 0 0 .55em; color: var(--ink); }
h1 { font-size: clamp(2rem, 1.4rem + 2.4vw, 2.7rem); letter-spacing: -.015em; }
h2 { font-size: clamp(1.5rem, 1.2rem + 1.2vw, 1.95rem); letter-spacing: -.01em; }
h3 { font-size: 1.28rem; }
h4 { font-size: 1.1rem; }
h5 { font-size: 1.05rem; }
p  { margin: 0 0 1.05em; max-width: 68ch; }
ul, ol { margin: 0 0 1.05em; padding-left: 1.3em; max-width: 68ch; }
li { margin-bottom: .5em; }

a { color: var(--brand); text-decoration-thickness: 2px; text-underline-offset: 4px; }
a:hover { color: var(--brand-dark); }

:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }
@media (min-width: 640px) { .wrap { padding: 0 32px; } }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: var(--brand); color: #fff; padding: 14px 20px;
  border-radius: 0 0 var(--radius-s) 0; font-weight: 600;
}
.skip-link:focus { left: 0; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: var(--surface); border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex; align-items: center; gap: 14px;
  min-height: 72px; flex-wrap: wrap; padding: 10px 0;
}
.brand-mark {
  display: flex; align-items: center; gap: 11px;
  font-weight: 700; font-size: 1.1rem; color: var(--ink);
  text-decoration: none; letter-spacing: -.01em;
}
.brand-mark:hover { color: var(--ink); }
.brand-dot {
  width: 30px; height: 30px; flex: 0 0 30px; border-radius: 8px;
  background: var(--brand); display: grid; place-items: center;
  color: #fff; font-size: .74rem; font-weight: 700;
}
:root[data-theme="dark"] .brand-dot,
:root:not([data-theme="light"]) .brand-dot { color: #0e151d; }

.site-nav { display: flex; align-items: center; gap: 2px; flex-wrap: wrap; }
.site-nav a {
  display: inline-flex; align-items: center; min-height: var(--tap);
  padding: 8px 14px; border-radius: var(--radius-s);
  color: var(--ink-soft); text-decoration: none; font-weight: 600; font-size: .98rem;
}
.site-nav a:hover { background: var(--surface-alt); color: var(--ink); }

.header-tools { margin-left: auto; display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }

.lang-switch {
  display: inline-flex; align-items: center; min-height: var(--tap);
  background: var(--surface-alt); border: 1px solid var(--line-strong);
  color: var(--ink); border-radius: 999px; padding: 0 20px;
  font: inherit; font-weight: 600; cursor: pointer;
}
.lang-switch:hover { background: var(--surface); border-color: var(--brand); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 22px; border-radius: var(--radius-s);
  font: inherit; font-weight: 600; min-height: var(--tap);
  border: 2px solid transparent; cursor: pointer; text-decoration: none;
  text-align: center;
}
.btn-primary { background: var(--brand); color: #fff; border-color: var(--brand); }
.btn-primary:hover { background: var(--brand-dark); border-color: var(--brand-dark); color: #fff; }
:root[data-theme="dark"] .btn-primary,
:root:not([data-theme="light"]) .btn-primary { color: #0e151d; }
.btn-secondary { background: var(--surface); color: var(--ink); border-color: var(--line-strong); }
.btn-secondary:hover { background: var(--surface-alt); border-color: var(--brand); }
.btn-ghost { background: transparent; color: var(--brand); border-color: transparent; }
.btn-ghost:hover { background: var(--brand-tint); }
.btn-sm { padding: 9px 16px; min-height: 42px; font-size: .95rem; }
.btn.is-copied { color: var(--ok); }

/* ---------- Hero + üç seçenek ---------- */
.hero {
  background: var(--surface); border-bottom: 1px solid var(--line);
  padding: clamp(40px, 7vw, 72px) 0 clamp(44px, 7vw, 76px);
}
.hero h1 { margin-bottom: .3em; }
.hero p.lead { font-size: 1.15rem; color: var(--ink-soft); max-width: 58ch; margin-bottom: 2.4em; }

.choose-title { margin-bottom: .3em; }
.choose-hint { color: var(--ink-soft); margin-bottom: 1.6em; max-width: 58ch; }

.choice-grid { display: grid; gap: 16px; }
@media (min-width: 800px) { .choice-grid { grid-template-columns: repeat(3, 1fr); gap: 20px; } }

.choice {
  display: flex; flex-direction: column; gap: 8px; text-align: left;
  padding: 28px; border: 2px solid var(--line-strong); border-radius: var(--radius);
  background: var(--surface); color: var(--ink); cursor: pointer;
  font: inherit; min-height: 118px; box-shadow: var(--shadow-s);
}
.choice:hover { border-color: var(--brand); background: var(--brand-tint); }
.choice.is-active { border-color: var(--brand); background: var(--brand-tint); box-shadow: var(--shadow); }
.choice-label { font-size: 1.3rem; font-weight: 700; line-height: 1.35; }
.choice-desc { color: var(--ink-soft); font-size: .98rem; line-height: 1.55; }

/* Seçili kartta görünür işaret (renge bağlı kalmamak için) */
.choice.is-active::after {
  content: "✓"; display: inline-block; margin-top: 6px;
  font-weight: 700; font-size: 1.15rem; color: var(--brand);
}

/* ---------- Bölümler ---------- */
section { padding: clamp(44px, 6vw, 72px) 0; }
section + section { border-top: 1px solid var(--line); }
.section-head { max-width: 62ch; margin-bottom: var(--gap); }
.section-head p { color: var(--ink-soft); margin-bottom: 0; }

.path-note {
  background: var(--accent-tint); border-left: 5px solid var(--accent);
  padding: 16px 20px; border-radius: 0 var(--radius-s) var(--radius-s) 0;
  color: var(--ink); margin: 0 0 24px; max-width: none; font-size: 1.02rem;
}
.path-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.about-actions { margin-top: 28px; }

/* ---------- Seviye kartları ---------- */
.level-grid { display: grid; gap: 22px; margin-top: 22px; }

.level-card {
  background: var(--surface); border: 2px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow-s);
  padding: 30px;
}
.level-card.is-complete { border-color: var(--ok); border-width: 2px; }
.level-card-top { display: flex; align-items: flex-start; gap: 16px; }
.level-num {
  flex: 0 0 auto; min-width: 56px; height: 56px; padding: 0 12px;
  border-radius: var(--radius-s); background: var(--brand-tint); color: var(--brand);
  display: grid; place-items: center; font-weight: 700; font-size: 1.5rem;
}
.level-card.is-complete .level-num { background: var(--ok-tint); color: var(--ok); }
.level-card-head { min-width: 0; }
.step-eyebrow {
  font-size: .82rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  color: var(--ink-faint); margin: 0 0 4px;
}
.level-card h3 { margin: 0 0 8px; font-size: 1.4rem; }
.level-card .summary { color: var(--ink-soft); margin-bottom: 0; }
.level-time { color: var(--ink-faint); font-size: .98rem; margin: 10px 0 0; }

.level-done {
  margin: 0 0 0 auto; align-self: flex-start;
  background: var(--ok-tint); color: var(--ok);
  font-weight: 700; font-size: .92rem;
  padding: 6px 14px; border-radius: 999px; white-space: nowrap;
}
.level-card-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 22px; }
.btn-big { font-size: 1.08rem; padding: 15px 30px; min-height: 56px; }

/* ---------- Seviye detayı ---------- */
.level-detail {
  margin-top: 26px; padding-top: 26px; border-top: 2px solid var(--line);
}
.detail-block { margin-bottom: 28px; }
.detail-block:last-child { margin-bottom: 0; }
.detail-label {
  font-size: .82rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  color: var(--ink-faint); margin-bottom: 12px;
}
.block-title { margin-bottom: .4em; }
.block-intro { color: var(--ink-soft); margin-bottom: 1.3em; }

.meta-grid { display: grid; gap: 24px; }
@media (min-width: 700px) { .meta-grid { grid-template-columns: 1fr 1fr; gap: 32px; } }

/* Hızlı başlangıç */
.quickstart {
  background: var(--brand-tint); border-radius: var(--radius);
  padding: 24px; border: 1px solid var(--line);
}
.qs-steps { list-style: none; padding: 0; margin: 0; max-width: none; display: grid; gap: 22px; }
.qs-step {
  background: var(--surface); border-radius: var(--radius-s);
  padding: 20px 22px; border: 1px solid var(--line); margin: 0;
}
.qs-step-no {
  font-size: .8rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  color: var(--brand); margin: 0 0 6px;
}
.qs-step h5 { margin-bottom: .45em; font-size: 1.14rem; }
.qs-step p { margin-bottom: 0; color: var(--ink-soft); }
.qs-step h5 + p { color: var(--ink-soft); }

/* Kopyalanabilir örnek kutusu */
.prompt-box {
  margin: 16px 0 0; padding: 16px 18px;
  background: var(--surface-alt); border: 1px dashed var(--line-strong);
  border-radius: var(--radius-s);
}
.example-list { list-style: none; padding: 0; margin: 0; max-width: none; display: grid; gap: 14px; }
.example-list .prompt-box { margin: 0; }
.prompt-label {
  font-size: .85rem; font-weight: 700; color: var(--ink-faint);
  margin: 0 0 8px; letter-spacing: .02em;
}
.prompt-text {
  margin: 0 0 12px; color: var(--ink); font-size: 1.02rem;
  line-height: 1.6; max-width: none;
}

/* Açılış paragrafı ve ilk uygulama */
.detail-lead {
  font-size: 1.05rem; color: var(--ink-soft);
  margin: 0 0 26px; padding-bottom: 22px; border-bottom: 1px solid var(--line);
}
.first-task { background: var(--accent-tint); border-radius: var(--radius); padding: 24px; }
.first-task h5 { margin-bottom: .4em; font-size: 1.12rem; }
.first-task p:last-child { margin-bottom: 0; color: var(--ink); }

/* İsteğe bağlı bölümler */
.disclosure {
  border: 1px solid var(--line); border-radius: var(--radius-s);
  background: var(--surface); margin-bottom: 12px;
}
.disclosure > summary {
  cursor: pointer; list-style: none;
  padding: 16px 20px; font-weight: 700; min-height: var(--tap);
  display: flex; align-items: center; gap: 12px; color: var(--ink);
  border-radius: var(--radius-s);
}
.disclosure > summary::-webkit-details-marker { display: none; }
.disclosure > summary::before {
  content: "+"; flex: 0 0 auto;
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--brand-tint); color: var(--brand);
  display: grid; place-items: center; font-size: 1.2rem; line-height: 1;
}
.disclosure[open] > summary::before { content: "\2212"; }
.disclosure > summary:hover { background: var(--surface-alt); }
.disclosure[open] > summary { border-bottom: 1px solid var(--line); border-radius: var(--radius-s) var(--radius-s) 0 0; }
.disclosure-body { padding: 20px; }
.disclosure-body > :last-child { margin-bottom: 0; }

.res-free-note, .storage-note {
  margin: 18px 0 0; padding: 14px 16px; max-width: none;
  background: var(--surface-alt); border-radius: var(--radius-s);
  font-size: .95rem; color: var(--ink-soft);
}
.res-tool-note { font-size: .9rem; color: var(--warn); margin: 8px 0 0; }

/* Önerilen ilk eğitim */
.primary-res {
  background: var(--brand-tint); border: 2px solid var(--brand);
  border-radius: var(--radius); padding: 24px;
}
.primary-link {
  display: inline-block; font-size: 1.18rem; font-weight: 700;
  margin-bottom: 6px; line-height: 1.35;
}
.primary-res .res-meta { display: block; margin: 0 0 12px; }
.chip-row-inline { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 14px; max-width: none; }
.primary-res .res-desc { margin: 0; color: var(--ink); }
.primary-res .res-tool-note { margin-top: 12px; }

.chip-tool { background: var(--surface); color: var(--ink-soft); border-color: var(--line-strong); }

/* Kaynaklar */
.res-list { list-style: none; padding: 0; margin: 0; max-width: none; display: grid; gap: 12px; }
.res-item {
  border: 1px solid var(--line); border-radius: var(--radius-s);
  background: var(--surface-alt); padding: 16px 18px; margin: 0;
}
.res-item-head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px 12px; }
.res-item a { font-weight: 700; }
.res-title-static { font-weight: 700; color: var(--ink-soft); }
.res-meta { font-size: .87rem; color: var(--ink-faint); }
.res-desc { font-size: .97rem; color: var(--ink-soft); margin: 8px 0 0; }
.res-pending-note { font-size: .9rem; color: var(--warn); margin: 8px 0 0; }

.chip {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: .85rem; font-weight: 700; padding: 4px 12px;
  border-radius: 999px; background: var(--surface-alt); color: var(--ink-soft);
  border: 1px solid var(--line);
}
.chip-pending { background: var(--warn-tint); color: var(--warn); border-color: transparent; }

/* Egzersizler */
.ex-list { list-style: none; padding: 0; margin: 0; max-width: none; display: grid; gap: 18px; }
.ex-item { border-left: 4px solid var(--accent); padding: 2px 0 2px 18px; margin: 0; }
.ex-item h4 { margin-bottom: .3em; }
.ex-item p { margin: 0; color: var(--ink-soft); }
.note-inline {
  color: var(--ink); background: var(--warn-tint);
  border-left: 4px solid var(--warn); padding: 14px 18px;
  border-radius: 0 var(--radius-s) var(--radius-s) 0; margin-bottom: 20px; max-width: none;
}

/* Departman senaryoları */
.track-grid { display: grid; gap: 16px; }
@media (min-width: 700px) { .track-grid { grid-template-columns: 1fr 1fr; } }
.track { border: 1px solid var(--line); border-radius: var(--radius-s); padding: 18px 20px; background: var(--surface-alt); }
.track h4 { margin-bottom: .5em; color: var(--brand); }
.track ul { margin: 0; color: var(--ink-soft); }

/* Kontrol listesi */
.check-list { list-style: none; padding: 0; margin: 0; max-width: none; display: grid; gap: 10px; }
.check-list li { margin: 0; }
.check-item {
  display: flex; align-items: flex-start; gap: 14px;
  padding: 14px 18px; border: 2px solid var(--line);
  border-radius: var(--radius-s); background: var(--surface); cursor: pointer;
  min-height: var(--tap);
}
.check-item:hover { border-color: var(--line-strong); }
.check-item input { margin: 2px 0 0; width: 24px; height: 24px; flex: 0 0 24px; accent-color: var(--accent); cursor: pointer; }
.check-item:has(input:checked) { background: var(--ok-tint); border-color: var(--ok); }

.level-footer-actions {
  display: flex; flex-wrap: wrap; gap: 12px; align-items: center;
  margin-top: 30px; padding-top: 22px; border-top: 1px solid var(--line);
}

/* ---------- Güvenlik ---------- */
#safety { background: var(--surface); }
.safety-grid { display: grid; gap: 18px; }
@media (min-width: 760px) { .safety-grid { grid-template-columns: 1fr 1fr; } }
.safety-block { border-radius: var(--radius); padding: 24px; border: 1px solid var(--line); background: var(--surface-alt); }
.safety-block h3 { margin-bottom: .55em; font-size: 1.2rem; }
.safety-block ul { margin: 0; max-width: none; }
.safety-block li { color: var(--ink-soft); }
.safety-block.tone-danger { background: var(--danger-tint); border-color: transparent; }
.safety-block.tone-danger h3 { color: var(--danger); }
.safety-block.tone-warn { background: var(--warn-tint); border-color: transparent; }
.safety-block.tone-warn h3 { color: var(--warn); }
.safety-block.tone-info { background: var(--info-tint); border-color: transparent; }
.safety-block.tone-info h3 { color: var(--info); }
.safety-block.tone-ok { background: var(--ok-tint); border-color: transparent; }
.safety-block.tone-ok h3 { color: var(--ok); }

/* Şu olur / şu olmaz */
.safety-compare { margin-top: 36px; }
.compare-title { margin-bottom: .4em; }
.compare-intro { color: var(--ink-soft); margin-bottom: 1.3em; }
.compare-list { list-style: none; padding: 0; margin: 0; max-width: none; display: grid; gap: 12px; }
.compare-row { display: grid; gap: 10px; margin: 0; }
@media (min-width: 720px) { .compare-row { grid-template-columns: 1fr 1fr; gap: 14px; } }
.compare-cell {
  display: flex; flex-direction: column; gap: 7px;
  padding: 16px 18px; border-radius: var(--radius-s);
  border: 1px solid transparent;
}
.compare-ok { background: var(--ok-tint); }
.compare-no { background: var(--danger-tint); }
.compare-tag {
  font-size: .78rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
}
.compare-ok .compare-tag { color: var(--ok); }
.compare-no .compare-tag { color: var(--danger); }
.compare-text { color: var(--ink); line-height: 1.55; }
.compare-closing {
  margin-top: 20px; padding: 16px 20px; max-width: none;
  background: var(--brand-tint); border-left: 5px solid var(--brand);
  border-radius: 0 var(--radius-s) var(--radius-s) 0; font-weight: 600;
}

.chip-cert { background: var(--accent-tint); color: var(--accent); border-color: transparent; }

.safety-note {
  margin-top: 26px; padding: 18px 20px; border: 2px solid var(--line-strong);
  border-radius: var(--radius); color: var(--ink-soft); background: var(--bg); max-width: none;
}
.safety-resources { margin-top: 32px; }

.safety-fab {
  position: fixed; right: 18px; bottom: 18px; z-index: 50;
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--brand); color: #fff; border: none;
  padding: 0 22px; min-height: 54px; border-radius: 999px; box-shadow: var(--shadow);
  font: inherit; font-weight: 600; cursor: pointer; text-decoration: none;
}
.safety-fab:hover { background: var(--brand-dark); color: #fff; }
:root[data-theme="dark"] .safety-fab,
:root:not([data-theme="light"]) .safety-fab { color: #0e151d; }
@media (max-width: 560px) {
  .safety-fab span.fab-text { display: none; }
  .safety-fab { padding: 0; width: 54px; justify-content: center; font-size: 1.3rem; }
}

/* ---------- Hakkında / altbilgi ---------- */
.about-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; max-width: 72ch; }
.about-list li { padding-left: 28px; position: relative; color: var(--ink-soft); margin: 0; }
.about-list li::before {
  content: ""; position: absolute; left: 0; top: .65em;
  width: 9px; height: 9px; border-radius: 2px; background: var(--brand);
}

.sub-head {
  margin: 40px 0 16px; padding-top: 28px;
  border-top: 1px solid var(--line); font-size: 1.22rem;
}

.site-footer {
  background: var(--surface); border-top: 1px solid var(--line);
  padding: 36px 0; font-size: .92rem; color: var(--ink-faint);
}
.footer-inner { display: flex; flex-wrap: wrap; gap: 12px 28px; align-items: center; justify-content: space-between; }
.footer-inner span { max-width: none; }

/* ---------- Yardımcılar ---------- */
.visually-hidden {
  position: absolute !important; width: 1px; height: 1px;
  margin: -1px; padding: 0; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.storage-warning {
  background: var(--warn-tint); color: var(--warn); border-bottom: 1px solid var(--line);
  padding: 12px 20px; font-weight: 600; text-align: center; margin: 0; max-width: none;
}

/* ---------- Mobil ---------- */
@media (max-width: 600px) {
  .header-inner { min-height: auto; gap: 10px; }
  .brand-mark { font-size: 1.05rem; }
  .site-nav { order: 3; width: 100%; gap: 0; }
  .site-nav a { padding: 8px 10px; font-size: .95rem; }
  .header-tools { margin-left: auto; }
  .level-card, .safety-block, .choice, .quickstart { padding: 20px; }
  .level-card-actions .btn, .path-actions .btn, .level-footer-actions .btn { width: 100%; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
  body { padding-bottom: 76px; } /* sabit güvenlik düğmesi içeriği kapatmasın */
}

@media print {
  .site-header, .safety-fab, .level-card-actions, .path-actions, .btn { display: none !important; }
  body { background: #fff; }
  .level-detail { display: block !important; }
}