/* ÖGG Akademi — herkese açık sayfalar */
:root { --bg: #F4F6FB; --kart: #FFFFFF; --p: #4F46E5; --p-dk: #3730A3; --p-lt: #EEF2FF; --txt: #0F172A; --txt2: #334155; --mut: #526075; --ln: #E2E8F0; --ok: #047857; --ok-lt: #ECFDF5; --acc-lt: #FFFBEB; --acc: #B45309; }
@media (prefers-color-scheme: dark) { :root { --bg: #0B1120; --kart: #131C2E; --p: #818CF8; --p-dk: #A5B4FC; --p-lt: rgba(99,102,241,.16); --txt: #F1F5F9; --txt2: #CBD5E1; --mut: #A3B1C6; --ln: #243147; --ok: #6EE7B7; --ok-lt: rgba(16,185,129,.14); --acc-lt: rgba(245,158,11,.12); --acc: #FCD34D; } }
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--txt); font: 16px/1.65 Inter, -apple-system, "Segoe UI", Roboto, system-ui, sans-serif; }
a { color: var(--p); }
.st-ic { max-width: 1040px; margin: 0 auto; padding: 0 16px; }
.st-ust { background: var(--kart); border-bottom: 1px solid var(--ln); position: sticky; top: 0; z-index: 5; }
.st-ust .st-ic { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 62px; flex-wrap: wrap; padding-top: 6px; padding-bottom: 6px; }
.st-marka { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--txt); }
.st-marka b { display: block; font-size: 17px; line-height: 1.2; }
.st-marka small { display: block; font-size: 12px; color: var(--mut); }
.st-logo { width: 38px; height: 38px; display: inline-flex; align-items: center; justify-content: center; }
.st-logo svg { width: 38px; height: 38px; filter: drop-shadow(0 3px 8px rgba(79,70,229,.25)); }
.st-nav { display: flex; align-items: center; gap: 4px 16px; flex-wrap: wrap; font-weight: 600; font-size: 15px; }
.st-nav a { text-decoration: none; color: var(--txt2); }
.st-nav a:hover { color: var(--p); }
.st-dugme, .st-nav a.st-dugme { display: inline-block; background: var(--p); color: #fff; text-decoration: none; font-weight: 700; padding: 10px 18px; border-radius: 12px; border: 0; font-size: 15px; cursor: pointer; font-family: inherit; }
@media (prefers-color-scheme: dark) { .st-dugme, .st-nav a.st-dugme { background: #4F46E5; } }
.st-dugme:hover { filter: brightness(1.08); }
.st-ikincil { background: var(--p-lt) !important; color: var(--p) !important; }
.st-ana { padding-top: 22px; padding-bottom: 40px; }
.st-yol { font-size: 14px; color: var(--mut); margin-bottom: 8px; }
.st-yol a { color: var(--mut); }
h1 { font-size: clamp(26px, 4vw, 36px); line-height: 1.2; letter-spacing: -.02em; margin: 6px 0 12px; }
h2 { font-size: 22px; line-height: 1.3; margin: 30px 0 10px; }
h3 { font-size: 17px; margin: 20px 0 6px; }
.st-giris { font-size: 17.5px; color: var(--txt2); }
.st-ust-etiket { color: var(--p); font-weight: 700; font-size: 13px; text-transform: uppercase; letter-spacing: .04em; margin: 0; }
.st-soluk { color: var(--mut); font-size: 14px; }
article, .st-metin { max-width: 760px; }
.st-metin h2 { font-size: 19px; }
.st-izgara { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 14px; margin: 20px 0; }
.st-kart { position: relative; display: flex; flex-direction: column; gap: 6px; background: var(--kart); border: 1px solid var(--ln); border-radius: 16px; padding: 18px 18px 16px 62px; text-decoration: none; color: var(--txt2); font-size: 14.5px; line-height: 1.5; }
.st-kart:hover { border-color: var(--p); }
.st-kart b { color: var(--txt); font-size: 16.5px; }
.st-kart small { color: var(--mut); }
.st-no { position: absolute; left: 16px; top: 18px; width: 32px; height: 32px; border-radius: 50%; background: var(--p-lt); color: var(--p); font-weight: 800; display: flex; align-items: center; justify-content: center; }
.st-kutu { background: var(--kart); border: 1px solid var(--ln); border-radius: 16px; padding: 4px 20px 14px; margin: 22px 0; }
.st-kutu h2 { margin-top: 16px; }
.st-dikkat { background: var(--acc-lt); border-left: 4px solid var(--acc); padding: 10px 14px; border-radius: 0 10px 10px 0; }
.st-tablo { overflow-x: auto; margin: 12px 0; border: 1px solid var(--ln); border-radius: 12px; }
.st-tablo table { border-collapse: collapse; width: 100%; font-size: 14.5px; min-width: 480px; }
.st-tablo th, .st-tablo td { text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--ln); vertical-align: top; }
.st-tablo th { background: var(--p-lt); }
.st-tablo tr:last-child td { border-bottom: 0; }
.st-tuzak li { margin: 6px 0; }
.st-sorular { padding-left: 22px; }
.st-sorular > li { background: var(--kart); border: 1px solid var(--ln); border-radius: 14px; padding: 12px 16px; margin: 12px 0; }
.st-soru { font-weight: 600; margin: 0 0 6px; }
.st-sorular ol { margin: 0 0 8px; padding-left: 22px; color: var(--txt2); }
.st-sorular summary { cursor: pointer; color: var(--p); font-weight: 600; font-size: 14.5px; }
.st-cevap { background: var(--ok-lt); border-radius: 10px; padding: 10px 12px; margin: 8px 0 0; }
.st-cevap b { color: var(--ok); }
.st-cta { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; background: linear-gradient(135deg, #4F46E5, #3730A3); color: #fff; border-radius: 18px; padding: 22px 24px; margin: 32px 0; }
.st-cta b { display: block; font-size: 19px; line-height: 1.3; }
.st-cta span { display: block; opacity: .9; font-size: 15px; margin-top: 4px; }
.st-cta .st-dugme { background: #fff; color: #3730A3; }
.st-gezin { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; font-weight: 600; }
.st-sss details { background: var(--kart); border: 1px solid var(--ln); border-radius: 14px; padding: 4px 16px; margin: 10px 0; }
.st-sss summary { cursor: pointer; font-weight: 600; padding: 10px 0; }
.st-sss p { margin: 0 0 12px; color: var(--txt2); }
.st-form { max-width: 560px; display: flex; flex-direction: column; }
.st-form label { font-weight: 600; margin: 12px 0 4px; font-size: 15px; }
.st-form input, .st-form select, .st-form textarea { font: inherit; padding: 11px 12px; border-radius: 12px; border: 1px solid var(--ln); background: var(--kart); color: var(--txt); width: 100%; }
.st-form .st-dugme { align-self: flex-start; margin-top: 6px; }
.st-tuzak { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; opacity: 0; }
.st-msg { min-height: 1.4em; font-weight: 600; margin: 6px 0; }
.st-msg.hata { color: #DC2626; } .st-msg.tamam { color: var(--ok); }
.st-404 { text-align: center; padding: 50px 0; }
.st-404 .st-buyuk { font-size: 88px; font-weight: 800; color: var(--p); line-height: 1; margin: 0; }
.st-404 .st-dugme { margin: 6px; }
.st-alt { border-top: 1px solid var(--ln); background: var(--kart); padding: 22px 0 28px; font-size: 14px; color: var(--txt2); text-align: center; }
.st-alt nav { margin-bottom: 8px; }
.st-alt a { color: var(--txt2); }
.st-alt p { margin: 4px 0; }
.st-uyari { font-size: 13px; }
@media (max-width: 560px) { .st-nav { font-size: 14px; gap: 4px 12px; } .st-nav a.st-dugme { padding: 8px 12px; } .st-giris { font-size: 16px; } .st-kart { padding-left: 56px; } }
.st-kart-sade { padding-left: 18px; }
.st-kart-sade b { font-size: 17px; }
.st-secenekler { display: grid; gap: 8px; margin: 6px 0 4px; }
.st-sik { display: flex; align-items: flex-start; gap: 10px; text-align: left; width: 100%; font: inherit; font-size: 15px; line-height: 1.45; padding: 10px 12px; border-radius: 12px; border: 1px solid var(--ln); background: var(--bg); color: var(--txt); cursor: pointer; transition: border-color .15s, background .15s; }
.st-sik:hover:not(:disabled) { border-color: var(--p); }
.st-sik:disabled { cursor: default; }
.st-harf { flex: none; width: 24px; height: 24px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; font-weight: 700; font-size: 13px; background: var(--p-lt); color: var(--p); }
.st-sik.dogru { border-color: #10B981; background: var(--ok-lt); font-weight: 600; }
.st-sik.dogru .st-harf { background: #10B981; color: #fff; }
.st-sik.yanlis { border-color: #EF4444; background: rgba(239, 68, 68, .1); }
.st-sik.yanlis .st-harf { background: #EF4444; color: #fff; }
.st-cevap.st-yanlis { background: rgba(239, 68, 68, .1); }
.st-cevap.st-yanlis > b:first-child { color: #DC2626; }
.st-cevap .st-dogru-yazi { color: var(--ok); }
@media (prefers-color-scheme: dark) { .st-cevap.st-yanlis > b:first-child { color: #F87171; } }
.st-sayac { position: sticky; bottom: 10px; z-index: 3; margin: 16px 0; padding: 12px 16px; border-radius: 14px; background: var(--kart); border: 1px solid var(--ln); box-shadow: 0 8px 24px rgba(15, 23, 42, .12); font-size: 15px; text-align: center; }
.st-s-d { color: var(--ok); font-weight: 700; } .st-s-y { color: #DC2626; font-weight: 700; }
@media (prefers-color-scheme: dark) { .st-s-y { color: #F87171; } }