/* DersTeders ana sayfa (14.10.2026, ikinci tasarım): koyu petrol hero, açık krem bölümler, koyu simülatör vitrini, koyu son çağrı.
   Altın yalnız vurgu. 3B/WebGL/gradyan/cam yok; tek yumuşak gölge ürün çerçevelerinde. Geçişler <=200ms; reduced-motion saygılı. */

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}

:root{
  --bg:#FBF9F4;--surface:#FFFFFF;--surface-2:#F4F0E8;
  --ink:#12333D;--ink-2:#1B4B5A;--ink-soft:#3D6672;--muted:#4F6B75;
  --accent:#0F6B7C;--accent-hover:#0A5463;--accent-light:rgba(15,107,124,.08);--accent-border:rgba(15,107,124,.22);
  --btn:#0F6B7C;--btn-hover:#0A5463;--btn-ink:#FFFFFF;
  --gold:#C5923E;--gold-light:#F5C542;--gold-cta:#8A5F16;
  --border:#E2DBCB;--border-light:#EFE9DC;
  --band:#0A3D4A;
  --shadow-soft:0 24px 50px -32px rgba(10,60,72,.38);
  --shadow-lg:0 10px 25px rgba(0,0,0,.06);--shadow-3d-md:0 10px 25px rgba(0,0,0,.08);
  --radius:12px;--radius-lg:16px;--header-h:64px;--max-w:1160px;--transition:.15s ease;
  --font:'Plus Jakarta Sans','Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
  --serif:'Instrument Serif',Georgia,'Times New Roman',serif;
  color-scheme:light;
}
[data-theme="dark"]{
  --bg:#0B1B20;--surface:#10262E;--surface-2:#122B34;
  --ink:#EAF3F5;--ink-2:#D3E3E7;--ink-soft:#A9C2C9;--muted:#8FB0B8;
  --accent:#3FB7CC;--accent-hover:#6FD3E4;--gold-cta:#E0B45A;--accent-light:rgba(63,183,204,.10);--accent-border:rgba(63,183,204,.28);
  --btn:#0F6B7C;--btn-hover:#12879C;--btn-ink:#FFFFFF;
  --border:#22404A;--border-light:#183039;
  --band:#0A3D4A;
  --shadow-soft:0 24px 50px -32px rgba(0,0,0,.7);
  --shadow-lg:0 10px 25px rgba(0,0,0,.35);--shadow-3d-md:0 10px 25px rgba(0,0,0,.4);
  color-scheme:dark;
}

html{scroll-behavior:smooth;scroll-padding-top:116px;background:var(--bg)}
body{font-family:var(--font);background:var(--bg);color:var(--ink);line-height:1.6;-webkit-font-smoothing:antialiased;min-height:100vh}
a{color:inherit;text-decoration:none}
button{border:none;background:none;cursor:pointer;font:inherit;color:inherit}
img{max-width:100%;display:block}
ul,ol{list-style:none}
::selection{background:var(--accent);color:#fff}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.container{max-width:var(--max-w);margin:0 auto;padding:0 24px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- ÜST ÇUBUK ---------- */
.navbar{position:sticky;top:0;width:100%;height:var(--header-h);z-index:1000;background:var(--bg);border-bottom:1px solid var(--border)}
.navbar-inner{display:flex;align-items:center;justify-content:space-between;height:100%;gap:24px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-text{font-weight:700;font-size:1.05rem;letter-spacing:-.02em;color:var(--ink)}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-link{display:inline-flex;align-items:center;min-height:44px;padding:0 14px;border-radius:8px;font-size:.9rem;font-weight:500;color:var(--ink-soft);transition:color var(--transition),background var(--transition)}
.nav-link:hover{color:var(--ink);background:var(--accent-light)}
.nav-right{display:flex;align-items:center;gap:8px}
.search-box{position:relative;min-width:150px;width:230px}
.search-input{width:100%;height:44px;padding:0 12px 0 38px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);font:inherit;font-size:.88rem;color:var(--ink);outline:none;transition:border-color var(--transition)}
.search-input::placeholder{color:var(--muted)}
.search-input:focus{border-color:var(--accent)}
.search-icon{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--muted);pointer-events:none}
.search-suggest{position:absolute;top:calc(100% + 8px);left:0;right:0;min-width:260px;background:var(--surface);border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow-lg);max-height:340px;overflow-y:auto;z-index:1200;display:none;padding:6px}
.search-suggest.show{display:block}
.search-suggest button{display:flex;flex-direction:column;gap:2px;width:100%;min-height:44px;text-align:left;padding:8px 12px;border-radius:8px;font-size:.88rem;color:var(--ink)}
.search-suggest button:hover,.search-suggest button.active{background:var(--accent-light)}
.search-suggest .ss-title{font-weight:700}
.search-suggest .ss-meta{font-size:.74rem;color:var(--muted)}
.search-suggest .ss-empty{padding:12px;font-size:.85rem;color:var(--muted);text-align:center}
.theme-toggle{width:44px;height:44px;display:flex;align-items:center;justify-content:center;border-radius:10px;color:var(--ink-soft);transition:background var(--transition),color var(--transition)}
.theme-toggle:hover{background:var(--accent-light);color:var(--accent)}
.btn-sm{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 18px;border-radius:10px;font-size:.9rem;font-weight:600;white-space:nowrap}
#auth-buttons{display:flex;align-items:center;gap:8px}
#auth-buttons .btn-ghost,#user-menu .btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--border);box-shadow:none;min-height:44px;padding:0 18px}
#auth-buttons .btn-ghost:hover,#user-menu .btn-ghost:hover{background:var(--accent-light);border-color:var(--accent);color:var(--ink);transform:none;box-shadow:none}
#auth-buttons .btn-accent,#user-menu .btn-accent{background:var(--btn);color:var(--btn-ink);border:1px solid var(--btn);box-shadow:none;min-height:44px;padding:0 18px}
#auth-buttons .btn-accent:hover,#user-menu .btn-accent:hover{background:var(--btn-hover);border-color:var(--btn-hover);transform:none;box-shadow:none;filter:none}
.user-menu{display:none;align-items:center;gap:10px}
.user-menu .user-name{font-size:.88rem;font-weight:600;color:var(--ink);white-space:nowrap;max-width:150px;overflow:hidden;text-overflow:ellipsis}
.user-menu .user-grade-badge{font-size:.74rem;font-weight:700;color:var(--accent);background:var(--accent-light);padding:4px 9px;border-radius:999px;white-space:nowrap}
.user-menu .btn-logout{min-height:44px;padding:0 14px;border-radius:10px;font-size:.85rem;font-weight:600;color:var(--muted);border:1px solid var(--border)}
.user-menu .btn-logout:hover{color:#B42318;border-color:#B42318}
.mobile-toggle{display:none;width:44px;height:44px;flex-direction:column;align-items:center;justify-content:center;gap:5px;border-radius:10px}
.mobile-toggle span{display:block;width:20px;height:2px;background:var(--ink);border-radius:1px}
.mobile-menu{display:none;position:fixed;top:var(--header-h);left:0;right:0;background:var(--surface);border-bottom:1px solid var(--border);padding:12px 24px 16px;z-index:999;flex-direction:column;gap:2px;box-shadow:var(--shadow-lg)}
.mobile-menu.open{display:flex}
.mobile-menu a{display:flex;align-items:center;min-height:48px;padding:0 12px;border-radius:8px;font-size:.95rem;font-weight:500;color:var(--ink-soft)}
.mobile-menu a:hover{color:var(--ink);background:var(--accent-light)}

body > .dt-promo-bar{top:var(--header-h)}

/* ---------- DÜĞMELER ---------- */
.sd-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:52px;padding:0 26px;border-radius:12px;font-size:1rem;font-weight:700;border:1.5px solid transparent;transition:background var(--transition),border-color var(--transition),color var(--transition)}
.sd-btn-primary{background:var(--btn);color:var(--btn-ink)}
.sd-btn-primary:hover{background:var(--btn-hover)}
.sd-btn-gold{background:#F5C542;color:#0A3D4A}
.sd-btn-gold:hover{background:#FFD866}
.sd-btn-light{background:#fff;color:#0A3D4A}
.sd-btn-line{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
.sd-btn-line:hover{background:rgba(255,255,255,.12);border-color:#fff}

/* ---------- ORTAK ---------- */
.sd-wide{max-width:1280px}
.sd-section{padding:96px 0}
.sd-section-alt{background:var(--surface-2)}
.sd-head{max-width:680px;margin-bottom:44px}
.sd-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.78rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);margin-bottom:14px}
.sd-eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--gold)}
.sd-eyebrow-light{color:#F5C542}
.sd-eyebrow-light::before{background:#F5C542}
.sd-h2{font-family:var(--serif);font-weight:400;font-size:clamp(2.1rem,4vw,3rem);line-height:1.08;letter-spacing:-.01em;color:var(--ink)}
.sd-h3{font-family:var(--serif);font-weight:400;font-size:1.9rem;line-height:1.15;margin:56px 0 20px;color:var(--ink)}
.sd-sub{margin-top:14px;font-size:1.1rem;color:var(--ink-soft);max-width:36em}
.sd-note{margin-top:22px;font-size:.98rem;color:var(--ink-soft);max-width:48em}
.sd-note-in{padding:14px 4px 0;margin:0}
.sd-note a{color:var(--accent);font-weight:700;text-decoration:underline;text-underline-offset:3px}

.sd-chips{display:flex;flex-wrap:wrap;gap:8px}
.sd-chip{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 15px;background:var(--bg);border:1px solid var(--border);border-radius:999px;font-size:.9rem;font-weight:600;color:var(--ink);transition:border-color var(--transition),background var(--transition)}
.sd-chip em{font-style:normal;font-size:.78rem;font-weight:700;color:var(--accent);background:var(--accent-light);padding:2px 8px;border-radius:999px}
.sd-chip:hover{border-color:var(--accent);background:var(--accent-light)}

/* ---------- HERO (koyu petrol) ---------- */
.sd-hero{background:#093540;color:#fff;padding:72px 0 0;overflow:hidden}
.sd-hero-grid{display:grid;grid-template-columns:minmax(0,.82fr) minmax(0,1.18fr);gap:56px;align-items:center;padding-bottom:56px}
.sd-h1{font-family:var(--serif);font-weight:400;font-size:clamp(2.6rem,5.6vw,4.9rem);line-height:1.02;letter-spacing:-.018em;color:#fff}
.sd-lead{margin-top:22px;font-size:1.15rem;color:#CFE3E8;max-width:30em}
.sd-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.sd-stats{display:flex;flex-wrap:wrap;gap:12px 44px;margin-top:44px;padding-top:28px;border-top:1px solid rgba(255,255,255,.18)}
.sd-stat b{display:block;font-family:var(--serif);font-weight:400;font-size:2.4rem;line-height:1.1;color:#fff}
.sd-stat span{font-size:.88rem;color:#B5D0D7}
.sd-stage{position:relative;padding:0 0 84px}
.sd-frame{background:#0B1B20;border:1px solid rgba(255,255,255,.16);border-radius:12px;overflow:hidden;box-shadow:0 34px 60px -28px rgba(0,0,0,.65)}
.sd-frame img{display:block;width:100%;height:auto}
.sd-frame-bar{display:flex;align-items:center;gap:6px;height:30px;padding:0 12px;background:#12262D;border-bottom:1px solid rgba(255,255,255,.1)}
.sd-frame-bar i{width:9px;height:9px;border-radius:50%;background:#3A5560}
.sd-frame-bar span{margin-left:10px;font-size:.72rem;color:#A9C2C9;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sd-frame-second{position:absolute;right:-8px;bottom:0;width:56%;z-index:2}
.sd-pick{position:absolute;left:-26px;bottom:8px;z-index:3;padding:14px 16px;background:#fff;color:#12333D;border-radius:12px;box-shadow:0 22px 40px -22px rgba(0,0,0,.6);display:flex;flex-direction:column;gap:8px}
.sd-pick b{font-size:.8rem;font-weight:700;color:#4F6B75;letter-spacing:.04em;text-transform:uppercase}
.sd-pick div{display:flex;gap:5px}
.sd-pick i{font-style:normal;min-width:30px;height:30px;padding:0 7px;display:inline-flex;align-items:center;justify-content:center;border:1px solid #D5CCB8;border-radius:8px;font-size:.82rem;font-weight:700;color:#12333D}
.sd-pick i.on{background:#0F6B7C;border-color:#0F6B7C;color:#fff}
.sd-sinavsirit{display:flex;align-items:center;gap:18px;padding-top:18px;padding-bottom:22px;border-top:1px solid rgba(255,255,255,.16)}
.sd-sirit-etiket{flex-shrink:0;font-size:.78rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#F5C542}
.sd-sinavsirit ul{display:flex;flex-wrap:wrap;gap:6px 8px}
.sd-sinavsirit a{display:inline-flex;align-items:center;min-height:44px;padding:0 16px;border:1px solid rgba(255,255,255,.28);border-radius:999px;font-size:.9rem;font-weight:700;color:#fff;transition:background var(--transition),border-color var(--transition)}
.sd-sinavsirit a:hover{background:rgba(245,197,66,.16);border-color:#F5C542}

/* ---------- YOLLAR ---------- */
.sd-paths{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.sd-path{display:flex;flex-direction:column;padding:26px;background:var(--surface);border:1px solid var(--border);border-top:3px solid var(--accent);border-radius:var(--radius-lg)}
.sd-path-sinav{border-top-color:var(--gold)}
.sd-path h3{font-family:var(--serif);font-weight:400;font-size:1.65rem;line-height:1.12;color:var(--ink)}
.sd-path-sub{margin-top:10px;font-size:.92rem;color:var(--ink-soft);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.sd-path-n{margin:12px 0 18px;font-size:.88rem;font-weight:700;color:var(--accent);flex:1}
.sd-path-sinav .sd-path-n{color:var(--gold-cta)}

/* ---------- KATALOG ---------- */
.sd-tablist{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:8px;overflow-x:auto}
.sd-tablist button{flex-shrink:0;min-height:48px;padding:0 20px;font-size:.98rem;font-weight:700;color:var(--ink-soft);border-bottom:3px solid transparent;margin-bottom:-1px;transition:color var(--transition),border-color var(--transition)}
.sd-tablist button:hover{color:var(--ink)}
.sd-tablist button[aria-selected="true"]{color:var(--ink);border-bottom-color:var(--gold)}
.sd-krow{display:grid;grid-template-columns:170px minmax(0,1fr);gap:20px;padding:18px 0;border-bottom:1px solid var(--border)}
.sd-kh b{display:block;font-family:var(--serif);font-weight:400;font-size:1.55rem;line-height:1.1;color:var(--ink)}
.sd-kh span{font-size:.82rem;color:var(--muted)}
.sd-mgrid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;padding-top:12px}
.sd-mcard{display:flex;flex-direction:column;gap:4px;padding:18px 20px;background:var(--surface);border:1px solid var(--border);border-radius:14px;transition:border-color var(--transition)}
.sd-mcard:hover{border-color:var(--accent)}
.sd-mcard b{font-size:1.02rem;color:var(--ink)}
.sd-mcard span{font-size:.82rem;font-weight:700;color:var(--accent)}
.sd-mcard small{font-size:.82rem;color:var(--muted);line-height:1.45}
.sd-units{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.sd-unit{display:flex;flex-direction:column;padding:22px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);transition:border-color var(--transition)}
.sd-unit:hover{border-color:var(--accent)}
.sd-unit h4{font-family:var(--serif);font-weight:400;font-size:1.4rem;line-height:1.15;color:var(--ink)}
.sd-unit>p{margin:4px 0 12px;font-size:.82rem;font-weight:700;color:var(--accent)}
.sd-unit ol{list-style:none;counter-reset:u}
.sd-unit li{counter-increment:u;display:flex;justify-content:space-between;gap:10px;padding:7px 0;border-top:1px solid var(--border-light);font-size:.88rem;color:var(--ink-soft);line-height:1.35}
.sd-unit li::before{content:counter(u) ".";flex:0 0 1.5em;color:var(--muted)}
.sd-unit li{display:grid;grid-template-columns:1.6em minmax(0,1fr) auto}
.sd-unit li em{font-style:normal;font-size:.78rem;color:var(--muted)}

/* ---------- BENTO ---------- */
.sd-bento{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:18px}
.sd-b{display:flex;flex-direction:column;gap:18px;padding:24px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);transition:border-color var(--transition)}
.sd-b:hover{border-color:var(--accent)}
.sd-b-12{grid-column:span 12}.sd-b-6{grid-column:span 6}.sd-b-4{grid-column:span 4}.sd-b-3{grid-column:span 3}
.sd-b-text{display:flex;flex-direction:column;flex:1}
.sd-b h3{font-family:var(--serif);font-weight:400;font-size:1.55rem;line-height:1.15;color:var(--ink)}
.sd-b p{margin-top:8px;font-size:.95rem;color:var(--ink-soft)}
.sd-b .sd-b-text>em{margin-top:auto;padding-top:14px}
.sd-b em{margin-top:14px;font-style:normal;font-size:.9rem;font-weight:700;color:var(--accent)}
.sd-b-wide .sd-b-text{display:grid;grid-template-columns:minmax(0,34%) minmax(0,1fr);column-gap:44px;align-items:start}
.sd-b-wide .sd-b-text>h3,.sd-b-wide .sd-b-text>p,.sd-b-wide .sd-b-text>em{grid-column:1}
.sd-b-wide .sd-pills{grid-column:2;grid-row:1/span 3;margin:0;align-content:flex-start}.sd-b-wide .sd-pills span{padding:8px 14px;font-size:.88rem}
.sd-b-wide .sd-b-text>em{align-self:end}
.sd-pills{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px}
.sd-pills span{padding:4px 11px;border:1px solid var(--border);border-radius:999px;font-size:.8rem;font-weight:600;color:var(--ink-soft);background:var(--bg)}
.sd-b p+.sd-pills{margin-top:12px}
.sd-b .sd-pills{margin-bottom:6px}
.sd-mock{background:var(--bg);border:1px solid var(--border);border-radius:10px;overflow:hidden;height:210px}
.mk-bar{display:flex;align-items:center;gap:5px;height:26px;padding:0 10px;background:var(--surface-2);border-bottom:1px solid var(--border)}
.mk-bar i{width:8px;height:8px;border-radius:50%;background:var(--border)}
.mk-bar span{margin-left:8px;font-size:.7rem;color:var(--muted)}
.mk-body{padding:14px 16px}
.mk-body s{display:block;height:9px;margin:9px 0;border-radius:5px;background:var(--border)}
.mk-body s.k{width:68%}
.mk-h{display:block;width:55%;height:16px;border-radius:6px;background:var(--accent);opacity:.85;margin-bottom:10px}
.mk-tags{display:flex;gap:6px;margin-bottom:6px}
.mk-tags u{text-decoration:none;font-size:.7rem;font-weight:700;color:var(--accent);background:var(--accent-light);padding:3px 9px;border-radius:999px}
.mk-count{display:flex;justify-content:space-between;font-size:.74rem;font-weight:700;color:var(--ink-soft);margin-bottom:2px}
.mk-sure{color:var(--gold-cta)}
.sd-mock-quiz ol{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:6px 10px;margin-top:6px}
.sd-mock-quiz li{display:flex;align-items:center;gap:8px;padding:5px 8px;border:1px solid var(--border);border-radius:8px}
.sd-mock-quiz li i{font-style:normal;font-size:.72rem;font-weight:700;color:var(--ink-soft);width:16px}
.sd-mock-quiz li s{margin:0;flex:1}
.sd-mock-quiz li.on{border-color:var(--accent);background:var(--accent-light)}

/* ---------- SİMÜLATÖR VİTRİNİ (koyu) ---------- */
.sd-dark{background:#082A33;color:#EAF3F5}
.sd-dark .sd-h2{color:#fff}
.sd-dark .sd-sub{color:#B9D0D6}
.sd-tabs-dark .sd-tablist{border-bottom-color:rgba(255,255,255,.18);margin-bottom:28px}
.sd-tabs-dark .sd-tablist button{color:#B9D0D6}
.sd-tabs-dark .sd-tablist button:hover{color:#fff}
.sd-tabs-dark .sd-tablist button[aria-selected="true"]{color:#fff;border-bottom-color:#F5C542}
.sd-simpanel{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:44px;align-items:center}
.sd-simpanel[hidden],.sd-kpanel[hidden]{display:none}
.sd-simtext h3{font-family:var(--serif);font-weight:400;font-size:2.1rem;line-height:1.1;color:#fff}
.sd-simtext ul{margin:18px 0 28px;display:flex;flex-direction:column;gap:12px}
.sd-simtext li{position:relative;padding-left:22px;font-size:1rem;color:#D3E3E7;line-height:1.5}
.sd-simtext li::before{content:"";position:absolute;left:0;top:.6em;width:8px;height:8px;border-radius:50%;background:#F5C542}

/* ---------- NASIL ÇALIŞIR ---------- */
.sd-steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0}
.sd-step{padding:4px 32px 4px 0}
.sd-step + .sd-step{padding-left:32px;border-left:1px solid var(--border)}
.sd-step b{display:block;font-family:var(--serif);font-weight:400;font-size:3.2rem;line-height:1;color:var(--accent)}
.sd-step h3{font-family:var(--font);margin-top:12px;font-size:1.2rem;font-weight:700}
.sd-step p{margin-top:6px;font-size:1rem;color:var(--ink-soft)}
.sd-minichips{display:flex;gap:6px;margin-top:16px}
.sd-minichips i{font-style:normal;padding:5px 12px;border:1px solid var(--border);border-radius:999px;font-size:.82rem;font-weight:700;color:var(--ink-soft);background:var(--surface)}
.sd-minichips i.on{background:var(--accent);border-color:var(--accent);color:#fff}
[data-theme="dark"] .sd-minichips i.on{color:#06222A}

/* ---------- GÜVEN ---------- */
.sd-trust{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.sd-trust div{padding:30px 20px 30px 0}
.sd-trust div + div{padding-left:28px;border-left:1px solid var(--border)}
.sd-trust b{display:block;font-family:var(--serif);font-weight:400;font-size:3rem;line-height:1.05;color:var(--ink)}
.sd-trust span{font-size:.92rem;color:var(--ink-soft)}

/* ---------- SSS ---------- */
.sd-faq{max-width:760px;border-top:1px solid var(--border)}
.sd-faq details{border-bottom:1px solid var(--border)}
.sd-faq summary{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:60px;padding:14px 0;font-size:1.05rem;font-weight:600;cursor:pointer;list-style:none}
.sd-faq summary::-webkit-details-marker{display:none}
.sd-faq summary::after{content:"+";flex-shrink:0;font-size:1.5rem;font-weight:400;color:var(--accent);line-height:1}
.sd-faq details[open] summary::after{content:"\2212"}
.sd-faq p{padding:0 0 20px;font-size:1rem;color:var(--ink-soft);max-width:44em}

/* ---------- SON ÇAĞRI ---------- */
.sd-final{background:var(--band);color:#fff;padding:88px 0;text-align:center}
.sd-final h2{font-family:var(--serif);font-weight:400;font-size:clamp(2.1rem,4.4vw,3.3rem);line-height:1.1}
.sd-final p{margin:14px auto 0;max-width:30em;color:#CFE3E8;font-size:1.05rem}
.sd-final .sd-actions{justify-content:center}

[data-theme="dark"] .sd-path-sinav .sd-path-n,[data-theme="dark"] .mk-sure{color:#F5C542}
[data-theme="dark"] .sd-path-sinav{border-top-color:#F5C542}
[data-theme="dark"] .sd-chip em{color:#6FD3E4}

/* ---------- SINIF SEÇİMİ (koyu, 15.10.2026) ---------- */
.sd-sinif-koyu{position:relative;isolation:isolate;background:radial-gradient(900px 420px at 88% -10%,rgba(63,183,204,.16),transparent 60%),radial-gradient(760px 380px at -8% 110%,rgba(245,197,66,.09),transparent 60%),#082A33;border-top:1px solid rgba(255,255,255,.1)}
.sd-sinif-koyu .sd-eyebrow{color:#F5C542}
.sd-sinif-koyu .sd-eyebrow::before{background:#F5C542}
.sd-sinif-koyu .sd-path{background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.03));border-color:rgba(255,255,255,.12);border-top-color:#3FB7CC;box-shadow:0 1px 0 rgba(255,255,255,.06) inset;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}
.sd-sinif-koyu .sd-path-sinav{border-top-color:#F5C542}
.sd-sinif-koyu .sd-path:hover{transform:translateY(-4px);border-color:rgba(63,183,204,.45);box-shadow:0 24px 40px -26px rgba(0,0,0,.7)}
.sd-sinif-koyu .sd-path h3{color:#fff}
.sd-sinif-koyu .sd-path-sub{color:#B9D0D6}
.sd-sinif-koyu .sd-path-n{color:#6FD3E4}
.sd-sinif-koyu .sd-path-sinav .sd-path-n{color:#F5C542}
.sd-sinif-koyu .sd-chip{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.2);color:#EAF3F5}
.sd-sinif-koyu .sd-chip:hover{border-color:#6FD3E4;background:rgba(63,183,204,.14)}
.sd-sinif-koyu .sd-chip em{background:rgba(63,183,204,.2);color:#B5F0F9}

/* ---------- ÖZELLİKLER ---------- */
.sd-ozl-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.sd-ozl{position:relative;display:flex;flex-direction:column;gap:10px;min-height:100%;padding:22px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;transition:border-color var(--transition),transform .25s ease,box-shadow .25s ease}
.sd-ozl::after{content:"";position:absolute;inset:auto 0 0 0;height:2px;background:linear-gradient(90deg,var(--accent),var(--gold));transform:scaleX(0);transform-origin:left;transition:transform .35s ease}
.sd-ozl:hover{border-color:var(--accent-border);transform:translateY(-3px);box-shadow:var(--shadow-soft)}
.sd-ozl:hover::after{transform:scaleX(1)}
.sd-ozl-ikon{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:12px;background:var(--accent-light);color:var(--accent);flex-shrink:0}
.sd-ozl-ikon svg{width:22px;height:22px}
.sd-ozl h3{font-family:var(--serif);font-weight:400;font-size:1.4rem;line-height:1.15;color:var(--ink)}
.sd-ozl p{font-size:.92rem;line-height:1.5;color:var(--ink-soft)}
.sd-ozl-ek{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;margin-top:28px;padding-top:22px;border-top:1px solid var(--border)}
.sd-ozl-ek>span{font-size:.78rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--gold-cta)}
.sd-ozl-ek ul{display:flex;flex-wrap:wrap;gap:8px}
.sd-ozl-ek a{display:inline-flex;align-items:center;min-height:44px;padding:0 14px;border:1px solid var(--border);border-radius:999px;font-size:.88rem;font-weight:600;color:var(--ink-soft);background:var(--surface);transition:border-color var(--transition),color var(--transition)}
.sd-ozl-ek a:hover{border-color:var(--accent);color:var(--accent)}

/* ---------- SCROLL REVEAL (JS yoksa görünür kalır) ---------- */
.js .sd-rv{opacity:0;transform:translateY(8px);transition:opacity .4s ease,transform .4s ease}
.js .sd-rv.in{opacity:1;transform:none}

/* ---------- ALT BİLGİ ---------- */
.footer{background:var(--surface);border-top:1px solid var(--border);padding:56px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr 1fr;gap:32px;margin-bottom:32px}
.footer-brand p{font-size:.9rem;color:var(--ink-soft);margin-top:12px;max-width:260px}
.footer-col h3{font-family:var(--font);font-size:.9rem;font-weight:700;margin-bottom:8px;color:var(--ink)}
.footer-col a{display:flex;align-items:center;width:100%;min-height:44px;font-size:.9rem;color:var(--ink-soft)}
.footer-col a:hover{color:var(--accent)}
.footer-legal{display:flex;flex-wrap:wrap;gap:0 6px;padding:12px 0;border-top:1px solid var(--border)}
.footer-legal a{display:inline-flex;align-items:center;min-height:44px;padding:0 8px;font-size:.84rem;color:var(--ink-soft)}
.footer-legal a:hover{color:var(--accent)}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;padding-top:16px;border-top:1px solid var(--border);font-size:.82rem;color:var(--muted)}
.footer .dt-social-block{margin:12px 0 0}
.footer .dt-social-link{min-height:44px;align-items:center}

/* ---------- ÇEREZ + BİLDİRİM ---------- */
.cookie-banner{position:fixed;bottom:0;left:0;right:0;background:var(--surface);border-top:1px solid var(--border);padding:12px 24px;z-index:998;display:none;align-items:center;justify-content:space-between;gap:16px}
.cookie-banner.show{display:flex}
.cookie-banner p{font-size:.88rem;color:var(--ink-soft);flex:1}
.cookie-banner a{color:var(--accent);text-decoration:underline}
.cookie-btns{display:flex;gap:8px;flex-shrink:0}
.cookie-btn{min-height:44px;padding:0 22px;border-radius:10px;font-size:.9rem;font-weight:700;white-space:nowrap;color:var(--ink);background:transparent;border:1.5px solid var(--ink-soft);transition:background var(--transition)}
.cookie-btn:hover{background:var(--accent-light)}
#cookieAccept{background:var(--btn);border-color:var(--btn);color:var(--btn-ink)}
#cookieAccept:hover{background:var(--btn-hover);border-color:var(--btn-hover);color:var(--btn-ink)}
#cookieDecline{border-color:var(--ink-soft)}
.cookie-banner:focus-within{box-shadow:0 -8px 28px rgba(0,0,0,.12)}
.toast-wrap{position:fixed;bottom:84px;right:20px;z-index:9998;display:flex;flex-direction:column;gap:8px}
.toast{display:flex;align-items:center;gap:10px;padding:12px 18px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-3d-md);font-size:.88rem;min-width:260px}
.toast.success{border-left:3px solid #1A7F4B}
.toast.info{border-left:3px solid var(--accent)}
.toast.error{border-left:3px solid #B42318}
.toast-close{margin-left:auto;cursor:pointer;color:var(--muted);font-size:1.1rem;line-height:1}
.dt-atla{position:absolute;left:8px;top:-60px;z-index:1200;display:inline-flex;align-items:center;min-height:44px;padding:10px 18px;border-radius:10px;background:#0F6B7C;color:#fff;font-weight:700;font-size:.9rem}
.dt-atla:focus,.dt-atla:focus-visible{top:8px;outline:3px solid #F5C542;outline-offset:2px}

/* ---------- DUYARLI ---------- */
@media (max-width:1100px){
  .search-box{width:180px}
  .footer-grid{grid-template-columns:1fr 1fr 1fr}
  .footer-brand{grid-column:1/-1}
  .sd-units{grid-template-columns:repeat(2,minmax(0,1fr))}
  .sd-mgrid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:900px){
  .nav-links,.search-box{display:none}
  .mobile-toggle{display:flex}
  .sd-hero{padding:44px 0 0}
  .sd-hero-grid{grid-template-columns:1fr;gap:40px;padding-bottom:40px}
  .sd-pick{left:8px;bottom:6px}
  .sd-b-wide .sd-b-text{display:flex}
  .sd-b-wide .sd-pills{margin-top:12px}
  .sd-frame-second{right:0;width:54%}
  .sd-sinavsirit{flex-direction:column;align-items:flex-start;gap:6px}
  .sd-sinavsirit ul{flex-wrap:nowrap;overflow-x:auto;max-width:100%;padding-bottom:6px}
  .sd-sinavsirit li{flex-shrink:0}
  .sd-section{padding:64px 0}
  .sd-paths{grid-template-columns:repeat(2,minmax(0,1fr))}
  .sd-krow{grid-template-columns:1fr;gap:10px}
  .sd-b-6,.sd-b-4,.sd-b-3{grid-column:span 6}.sd-b-12{grid-column:span 12}
  .sd-simpanel{grid-template-columns:1fr;gap:24px}
  .sd-steps{grid-template-columns:1fr;gap:28px}
  .sd-step,.sd-step + .sd-step{padding:0;border-left:0}
  .sd-trust{grid-template-columns:repeat(2,minmax(0,1fr))}
  .sd-trust div:nth-child(3){padding-left:0;border-left:0}
  .sd-trust div:nth-child(n+3){border-top:1px solid var(--border)}
  .sd-ozl-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:600px){
  .container{padding:0 16px}
  .navbar-inner{gap:8px}
  #auth-buttons .btn-ghost{display:none}
  .logo-text{font-size:1rem}
  .sd-actions .sd-btn{flex:1 1 100%}
  .sd-stats{gap:16px 24px;flex-wrap:nowrap}
  .sd-stat b{font-size:1.8rem}
  .sd-stat span{font-size:.8rem}
  .sd-stage{padding-bottom:60px}
  .sd-pick{display:none}
  .sd-pick i{min-width:26px;height:26px;font-size:.74rem}
  .sd-paths,.sd-units,.sd-mgrid{grid-template-columns:1fr}
  .sd-ozl-grid{grid-template-columns:1fr;gap:12px}
  .sd-ozl{flex-direction:row;align-items:flex-start;padding:18px}
  .sd-ozl-ikon{width:38px;height:38px}
  .sd-b-6,.sd-b-4,.sd-b-3{grid-column:span 12}
  .sd-trust b{font-size:2.3rem}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cookie-banner{flex-direction:column;align-items:stretch;gap:10px;padding:12px 16px}
  .cookie-btns .cookie-btn{flex:1}
  .toast-wrap{left:16px;right:16px;bottom:120px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{transition:none!important;animation:none!important}
  .js .sd-rv{opacity:1;transform:none}
}

/* 2026-10-15 · Alt bölüm düzeni: yasal bağlantılar ve sosyal bloğu tek merkez hizasında,
   sekmeli satırlar taşmadan sarılır. Yalnız alt bilgi (footer) kapsamı. */
.footer .footer-legal{display:flex;flex-wrap:wrap;justify-content:center;gap:10px 22px;padding:22px 0;margin:0 auto;border-top:1px solid var(--border);border-bottom:1px solid var(--border);max-width:1100px}
.footer .footer-legal a{font-size:.9rem;color:var(--muted);text-decoration:none;min-height:36px;display:inline-flex;align-items:center}
.footer .footer-legal a:hover{color:var(--ink);text-decoration:underline}
.footer .dt-social-block{display:flex;flex-direction:column;align-items:center;gap:12px;margin:28px 0 0;text-align:center}
.footer .dt-social-title{font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:700}
.footer .dt-social{display:flex;flex-wrap:wrap;justify-content:center;gap:10px}
.footer .footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 24px;margin-top:28px;padding-top:20px;border-top:1px solid var(--border);font-size:.85rem;color:var(--muted)}
@media (max-width:640px){.footer .dt-social{flex-direction:column;align-items:stretch;width:100%}.footer .dt-social-link{justify-content:center}.footer .footer-bottom{flex-direction:column;align-items:center;text-align:center}}