/* ŞahMat — Tekrar Çöz Ekranı (Bordo / Slate, profesyonel kart tasarımı) */
:root{
  --bg:#f4f6fa; --card:#ffffff; --surface:#f8fafc; --text:#0f172a; --muted:#64748b; --border:#e2e8f0;
  --accent:#dc2626; --brand-d:#991b1b;
  --g:#16a34a; --r:#dc2626; --y:#d97706;
  --shadow:0 1px 2px rgba(15,23,42,.04),0 18px 40px -18px rgba(15,23,42,.18);
}
body.dark{
  --bg:#070b14; --card:#0f172a; --surface:#0b1222; --text:#f1f5f9; --muted:#94a3b8; --border:#1e293b;
  --accent:#f87171;
  --shadow:0 1px 2px rgba(0,0,0,.4),0 24px 50px -20px rgba(0,0,0,.7);
}
*{box-sizing:border-box}
body{
  margin:0;
  font-family:'Inter',-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  background:
    radial-gradient(900px 420px at 8% -8%, rgba(220,38,38,.08), transparent 60%),
    radial-gradient(800px 380px at 95% -4%, rgba(153,27,27,.06), transparent 55%),
    var(--bg);
  background-attachment:fixed;
  color:var(--text);
  -webkit-font-smoothing:antialiased;
}
body.dark{background:radial-gradient(900px 420px at 8% -8%, rgba(220,38,38,.16), transparent 60%),var(--bg)}
.wrap{max-width:900px;margin:24px auto 40px;padding:0 16px}
.card{background:var(--card);border:1px solid var(--border);border-radius:24px;box-shadow:var(--shadow);padding:0 0 24px;overflow:hidden}
.card > *:not(.head){margin-left:24px;margin-right:24px}

/* ---------- Başlık bandı ---------- */
.head{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;align-items:center;
  padding:24px;background:linear-gradient(135deg,#450a0a 0%,#7f1d1d 45%,#0f172a 110%);color:#fff;position:relative;
}
.head::after{content:"";position:absolute;right:-60px;top:-90px;width:240px;height:240px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.12),transparent 70%);pointer-events:none}
.head > *{position:relative;z-index:1}
.h1{font-weight:800;font-size:21px;letter-spacing:-.02em;line-height:1.25}
.sub{color:rgba(255,255,255,.72);font-size:13.5px;margin-top:6px;line-height:1.5}
.actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}

/* ---------- Butonlar ---------- */
.btn{
  padding:10px 16px;border-radius:12px;border:1px solid var(--border);background:var(--card);color:var(--text);
  font-weight:700;font-size:14px;font-family:inherit;cursor:pointer;text-decoration:none;line-height:1.2;
  display:inline-flex;align-items:center;justify-content:center;gap:6px;position:relative;overflow:hidden;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease;
}
.btn:hover{transform:translateY(-1px);box-shadow:0 8px 18px rgba(15,23,42,.12)}
.btn:active{transform:translateY(0)}
.btn:focus-visible,.qbtn:focus-visible,.darkToggle:focus-visible,.option:focus-within{outline:3px solid rgba(220,38,38,.35);outline-offset:2px}
.btn.primary{background:linear-gradient(135deg,#dc2626,#991b1b);border:none;color:#fff;box-shadow:0 8px 18px -6px rgba(185,28,28,.5)}
.head .btn{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.28)}
.head .btn:hover{background:rgba(255,255,255,.22)}
body.dark .btn{background:#0b1222;color:#e5e7eb}
body.dark .btn.primary{background:linear-gradient(135deg,#dc2626,#991b1b);color:#fff}
body.dark .head .btn{background:rgba(255,255,255,.1);color:#fff}
.darkToggle{width:42px;height:42px;border-radius:12px;border:1px solid rgba(255,255,255,.3);background:rgba(255,255,255,.12);color:#fff;cursor:pointer;font-size:18px;transition:background .18s}
.darkToggle:hover{background:rgba(255,255,255,.24)}
.pill{padding:8px 14px;border-radius:999px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.3);color:#fff;font-weight:700;font-size:12.5px}

/* ---------- Sonuç kutusu ---------- */
.result{display:none;margin-top:20px;border-radius:18px;border:1px solid var(--border);padding:18px;background:var(--surface)}
.result h3{margin:0 0 4px;font-size:16px;font-weight:800}
.result .row{display:flex;gap:10px;flex-wrap:wrap;font-weight:700}
.result .row > span{padding:6px 12px;border-radius:999px;background:var(--card);border:1px solid var(--border);font-size:13px}
.result .row > span:last-child{margin-left:auto;background:linear-gradient(135deg,#dc2626,#991b1b);color:#fff;border:none}
.overall-wrap{margin-top:12px;display:flex;justify-content:center}
.overall-bar{width:100%;height:14px;background:rgba(100,116,139,.18);border-radius:999px;overflow:hidden}
.overall-fill{height:100%;display:flex;width:100%;border-radius:999px;animation:fillIn .7s cubic-bezier(.4,0,.2,1)}
@keyframes fillIn{from{width:0}to{width:100%}}
.overall-fill .g{background:linear-gradient(180deg,#4ade80,#16a34a)}
.overall-fill .r{background:linear-gradient(180deg,#f87171,#dc2626)}
.overall-fill .y{background:linear-gradient(180deg,#fcd34d,#d97706)}
.overall-fill > div{box-shadow:inset -1px 0 0 rgba(255,255,255,.55)}
.overall-meta{margin-top:10px;text-align:center;color:var(--muted);font-size:13px;font-weight:700}

/* ---------- Soru kartı ---------- */
.qbox{margin-top:20px;border-radius:18px;border:1px solid var(--border);padding:20px;background:var(--card)}
.qbox-item{transition:opacity .5s ease-in-out,transform .5s ease-in-out}
.qtitle{font-size:16px;font-weight:600;line-height:1.65;margin-bottom:14px;display:flex;flex-direction:column;gap:12px;align-items:flex-start}
.qtitle img{max-width:100%;height:auto}
.qbadge{
  display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border-radius:999px;
  background:rgba(100,116,139,.12);border:1px solid var(--border);color:var(--muted);
  font-size:12px;font-weight:700;letter-spacing:.02em;
}
.qbadge.correct{background:rgba(22,163,74,.12);border-color:rgba(22,163,74,.4);color:#15803d}
.qbadge.wrong{background:rgba(220,38,38,.12);border-color:rgba(220,38,38,.4);color:#b91c1c}
.qbadge.empty{background:rgba(217,119,6,.12);border-color:rgba(217,119,6,.4);color:#b45309}
body.dark .qbadge.correct{color:#86efac} body.dark .qbadge.wrong{color:#fca5a5} body.dark .qbadge.empty{color:#fcd34d}

/* ---------- Şıklar ---------- */
.options{margin-top:6px;display:flex;flex-direction:column;gap:10px}
.option{
  display:flex;align-items:center;gap:12px;padding:13px 16px;border-radius:14px;
  border:1.5px solid var(--border);background:var(--card);cursor:pointer;user-select:none;line-height:1.5;
  transition:background .2s ease,border-color .2s ease,box-shadow .2s ease,transform .15s ease;
}
.option input{display:none}
.option .lbl{
  flex:0 0 auto;width:32px;height:32px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(100,116,139,.14);color:var(--muted);font-weight:800;font-size:13px;
  transition:background .2s,color .2s;
}
.option .txt{flex:1;min-width:0}
.option:hover{background:var(--surface);border-color:#cbd5e1}
body:not(.finished) .option:has(input:checked){
  background:rgba(220,38,38,.07);border-color:var(--accent);box-shadow:0 0 0 3px rgba(220,38,38,.12);
}
body:not(.finished) .option:has(input:checked) .lbl{background:var(--accent);color:#fff}
body.finished .option{cursor:default}
body.finished .option:hover{background:var(--card);border-color:var(--border)}
.option.correct,body.finished .option.correct:hover{background:rgba(22,163,74,.1);border-color:#16a34a}
.option.correct .lbl{background:#16a34a;color:#fff}
.option.wrong,body.finished .option.wrong:hover{background:rgba(220,38,38,.1);border-color:#dc2626}
.option.wrong .lbl{background:#dc2626;color:#fff}

body.dark .option{background:#0b1222;border-color:#1f2937;color:#e5e7eb}
body.dark .option:hover{background:#111a2e;border-color:#334155}
body.dark:not(.finished) .option:has(input:checked){background:rgba(248,113,113,.12);border-color:#f87171;box-shadow:0 0 0 3px rgba(248,113,113,.18)}
body.dark:not(.finished) .option:has(input:checked) .lbl{background:#f87171;color:#450a0a}
body.dark .option.correct,body.dark.finished .option.correct:hover{background:rgba(34,197,94,.14);border-color:#22c55e}
body.dark .option.wrong,body.dark.finished .option.wrong:hover{background:rgba(239,68,68,.16);border-color:#ef4444}

/* ---------- Açıklama / istatistik ---------- */
.info{
  margin-top:14px;padding:14px 16px;border-radius:14px;
  background:linear-gradient(180deg,#fff7ed,#fffbeb);border:1px solid #fed7aa;border-left:4px solid #f59e0b;
  color:#78350f;font-size:14px;line-height:1.65;
}
body.dark .info{background:linear-gradient(180deg,#1c1306,#0f172a);border-color:rgba(245,158,11,.3);border-left-color:#f59e0b;color:#fde68a}
.q-stat,.q-rate,.en_cok_yanlis{color:var(--muted) !important}
.q-stat{padding-top:12px;border-top:1px dashed var(--border)}

/* ---------- Gezinme ---------- */
.overall-wrap#progressWrap{margin-top:20px;margin-bottom:0;flex-direction:column;align-items:stretch}
#progressFill{height:100%;width:0%;background:linear-gradient(90deg,#f87171,#dc2626);transition:width .35s ease;border-radius:999px}
#progressFill.done{background:linear-gradient(90deg,#ef4444,#991b1b)}
#progressText{margin-top:8px;text-align:center;font-size:13px;font-weight:700;color:var(--muted)}
.nav{margin-top:18px;display:flex;justify-content:space-between;gap:10px;align-items:center}
.nav > .btn{flex:0 0 auto}
.nav-mid{display:flex;gap:6px;flex-wrap:wrap;justify-content:center;flex:1}
.qbtn{
  width:36px;height:36px;border-radius:10px;border:1px solid var(--border);background:var(--surface);color:var(--text);
  font-weight:700;font-size:13px;font-family:inherit;cursor:pointer;transition:transform .15s,background .2s,border-color .2s;
}
.qbtn:hover{transform:translateY(-1px);border-color:#cbd5e1}
.qbtn.active{outline:3px solid rgba(220,38,38,.45);outline-offset:1px;border-color:var(--accent)}
.qbtn.correct{background:rgba(22,163,74,.16);border-color:rgba(22,163,74,.4)}
.qbtn.wrong{background:rgba(220,38,38,.16);border-color:rgba(220,38,38,.4)}
.qbtn.empty{background:rgba(217,119,6,.16);border-color:rgba(217,119,6,.4)}
body.dark .qbtn{background:#0b1222}

.footer{margin-top:20px;display:flex;gap:10px;flex-wrap:wrap;justify-content:space-between;align-items:center;padding-top:18px;border-top:1px solid var(--border)}

.edu-badge{
  margin-top:20px;padding:11px 14px;border-radius:12px;font-size:12px;font-weight:600;letter-spacing:.2px;text-align:center;
  background:rgba(220,38,38,.07);border:1px solid rgba(220,38,38,.2);color:#991b1b;
}
body.dark .edu-badge{background:rgba(220,38,38,.16);border-color:rgba(248,113,113,.28);color:#fecaca}

/* ---------- Uyarı & onay penceresi ---------- */
.warn-toast{
  position:fixed;bottom:16px;left:50%;transform:translateX(-50%);z-index:9999;padding:12px 16px;border-radius:14px;
  font-size:13px;font-weight:700;background:#fef2f2;border:1px solid #fecaca;color:#7f1d1d;box-shadow:0 12px 26px rgba(0,0,0,.18);
}
body.dark .warn-toast{background:#2a0b0d;border-color:rgba(239,68,68,.4);color:#fee2e2}
.confirm-overlay{position:fixed;inset:0;background:rgba(2,6,23,.55);backdrop-filter:blur(3px);display:flex;align-items:center;justify-content:center;z-index:9999}
.confirm-box{background:var(--card);color:var(--text);border:1px solid var(--border);border-radius:20px;padding:22px;width:90%;max-width:380px;box-shadow:0 24px 50px rgba(0,0,0,.35);animation:pop .25s ease}
@keyframes pop{from{transform:scale(.92);opacity:0}to{transform:scale(1);opacity:1}}
.confirm-title{font-weight:800;font-size:17px;margin-bottom:8px}
.confirm-text{font-size:14px;color:var(--muted);line-height:1.55}
.confirm-actions{margin-top:18px;display:flex;gap:10px;justify-content:flex-end}
body.dark .confirm-box{background:#0b1222}

/* ---------- Buton yükleniyor ---------- */
.btn-loader{width:18px;height:18px;border-radius:50%;border:3px solid rgba(255,255,255,.35);border-top-color:#fff;animation:spin .8s linear infinite;display:none;position:absolute}
@keyframes spin{to{transform:rotate(360deg)}}
.btn.loading{pointer-events:none;opacity:.9}
.btn.loading .btn-text{visibility:hidden}
.btn.loading .btn-loader{display:inline-block}

/* ---------- Mobil uygulama bandı ---------- */
.app-cta{margin-top:22px;padding:18px 20px;border-radius:18px;background:linear-gradient(135deg,#fef2f2,#f8fafc);border:1px solid #fecaca;display:flex;align-items:center;justify-content:space-between;gap:16px}
body.dark .app-cta{background:linear-gradient(135deg,#1c080a,#0f172a);border-color:rgba(248,113,113,.25)}
.app-cta-title{font-size:16px;font-weight:800;margin-bottom:4px}
.app-cta-text{font-size:13px;line-height:1.5;color:#475569}
body.dark .app-cta-text{color:#cbd5e1}
.app-cta-buttons{display:flex;gap:10px;flex-shrink:0}
.cta-btn{display:flex;align-items:center;gap:10px;padding:10px 16px;border-radius:14px;text-decoration:none;font-weight:800;min-width:140px;justify-content:center;box-shadow:0 6px 16px rgba(0,0,0,.14);transition:transform .2s ease,box-shadow .2s ease}
.cta-btn i{font-size:20px}
.cta-btn span{display:flex;flex-direction:column;line-height:1.1}
.cta-btn small{font-size:11px;font-weight:700;opacity:.85}
.cta-btn:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(0,0,0,.28)}
.cta-btn.android{background:#22c55e;color:#052e16}
.cta-btn.ios{background:#0f172a;color:#fff}
body.dark .cta-btn.android{background:#16a34a;color:#ecfdf5}
body.dark .cta-btn.ios{background:#1f2937;color:#e5e7eb}

/* ---------- Responsive ---------- */
@media(max-width:700px){
  .app-cta{flex-direction:column;align-items:flex-start}
  .app-cta-buttons{width:100%}
  .cta-btn{flex:1;min-width:0}
}
@media(max-width:600px){
  .wrap{margin:12px auto 24px;padding:0 10px}
  .card{border-radius:20px}
  .card > *:not(.head){margin-left:14px;margin-right:14px}
  .head{padding:18px 14px}
  .h1{font-size:18px}
  .qbox{padding:14px}
  .option{padding:11px 12px;gap:10px}
  .nav{flex-wrap:wrap}
  .nav-mid{order:3;flex-basis:100%}
  .nav > .btn{flex:1}
  .qbtn{width:34px;height:34px}
  .footer .btn{flex:1}
}