/* Dijital Okul — "kareli defter": mürekkep, tükenmez mavisi, kırmızı kalem, fosforlu kalem.
   İmza öğe: kazanımlar defter kareleri olarak (.kareler). Mobil önce; masaüstünde ortalanmış sütun. */

:root {
  --kagit: #fafcff;
  --cizgi: #e2eaf5;
  --murekkep: #1b2a4a;
  --soluk: #5b6b8a;
  --mavi: #2446c7;
  --mavi-acik: #e8edfc;
  --kirmizi: #d7263d;
  --kirmizi-acik: #fde9ec;
  --yesil: #1e8c5a;
  --yesil-acik: #e4f4ec;
  --fosfor: #ffe45c;
  /* tema katmanı: varsayılan değerler önceki sabit renklerle aynı (temalar.css yeniden tanımlar) */
  --alan: #fff;
  --kenar: #c6d2e8;
  --kenar2: #b9c7e0;
  --sari-bg: #fff6c2;
  --sari-kenar: #f1df9e;
  --sari-yazi: #6b5500;
  --not-bg: #fff8d6;
  --mor-kenar: #dcc4ef;
  --halka: #fff3a8;
  --hata-yazi: #8a1323;
  --sari-soluk: #8a7420;
  --sabit-yazi: #111;
  /* okul logosundaki mor (#c08adb) ve türevleri */
  --mor: #c08adb;
  --mor-koyu: #4b1f6f;
  --mor-orta: #7a3fa8;
  --mor-acik: #f3e9fa;
  --kart: #ffffff;
  --golge: 0 1px 0 rgba(27, 42, 74, .06), 0 6px 18px -12px rgba(27, 42, 74, .35);
  --yaricap: 14px;
  --kare: 22px;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans", sans-serif;
  color: var(--murekkep);
  -webkit-text-size-adjust: 100%;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

body {
  margin: 0;
  min-height: 100dvh;
  background-color: var(--kagit);
  background-image:
    linear-gradient(var(--cizgi) 1px, transparent 1px),
    linear-gradient(90deg, var(--cizgi) 1px, transparent 1px);
  background-size: var(--kare) var(--kare);
  line-height: 1.45;
  font-size: 16px;
}

a { color: var(--mavi); }
:focus-visible { outline: 3px solid var(--fosfor); outline-offset: 2px; border-radius: 4px; }

/* --- üst bar --- */
.ust {
  position: sticky; top: 0; z-index: 5;
  display: flex; align-items: center; gap: .75rem;
  padding: calc(.7rem + env(safe-area-inset-top)) 1rem .7rem;
  background: var(--mor-koyu); color: #fff;
}
.marka { color: #fff; text-decoration: none; font-weight: 800; letter-spacing: -.01em; display: inline-flex; align-items: center; gap: .5rem; }
.marka img { width: 32px; height: 32px; border-radius: 50%; background: var(--alan); flex: none; }
.marka span { color: var(--fosfor); }
.ust .kim { margin-left: auto; font-size: .82rem; opacity: .85; text-align: right; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ust form, .ust .bag, .ust .profil-bag, .ust .marka { flex: none; }
.ust form { margin: 0; }
.ust .bag-zil { padding: .2rem .5rem; line-height: 1.2; }
@media (max-width: 400px) { .ust { gap: .5rem; padding-left: .75rem; padding-right: .75rem; } .marka b { font-size: .95rem; } }
.ust .bag { color: #fff; font-size: .82rem; background: none; border: 1px solid rgba(255,255,255,.35); border-radius: 999px; padding: .25rem .65rem; cursor: pointer; text-decoration: none; }

/* --- sayfa --- */
/* --- sohbet odası --- */
.sohbet-kart { display: flex; flex-direction: column; gap: .15rem; text-decoration: none; color: inherit; margin-bottom: .9rem; }
.sayi-rozet { display: inline-block; margin-left: .4rem; padding: .05rem .5rem; border-radius: 999px; background: var(--fosfor, #ffe14d); color: #000; font-size: .72rem; font-weight: 800; }
.not-kutu { padding: .5rem .75rem; border-left: 3px solid var(--fosfor, #ffe14d); background: rgba(0,0,0,.04); border-radius: 6px; margin: 0 0 .9rem; }
.sohbet-uyeler { list-style: none; margin: 0 0 .7rem; padding: 0; display: flex; flex-wrap: wrap; gap: .35rem .5rem; }
.sohbet-uye { display: inline-flex; align-items: center; gap: .35rem; padding: .15rem .6rem; border-radius: 999px; font-size: .78rem; background: rgba(0,0,0,.05); opacity: .65; }
.sohbet-uye i { width: .55rem; height: .55rem; border-radius: 50%; background: #9aa0a6; flex: none; }
.sohbet-uye.cevrimici { opacity: 1; }
.sohbet-uye.cevrimici i { background: #1e9e52; box-shadow: 0 0 0 2px rgba(30,158,82,.25); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.sohbet-liste { list-style: none; margin: 0 0 .75rem; padding: 0; max-height: 55vh; overflow-y: auto; display: flex; flex-direction: column; gap: .5rem; }
.sohbet-mesaj { max-width: 88%; padding: .45rem .7rem; border-radius: 12px; background: rgba(0,0,0,.06); align-self: flex-start; }
.sohbet-mesaj.benim { align-self: flex-end; background: rgba(75,31,111,.12); }
.sohbet-ust { font-size: .78rem; }
.sohbet-metin { white-space: pre-wrap; overflow-wrap: anywhere; font-size: .95rem; margin-top: .1rem; }
.sohbet-sil { background: none; border: 0; color: inherit; opacity: .6; font-size: .72rem; text-decoration: underline; cursor: pointer; padding: 0 .2rem; }
.sohbet-form { display: flex; gap: .5rem; align-items: flex-end; }
.sohbet-form textarea { flex: 1; resize: vertical; min-height: 2.6rem; max-height: 8rem; }
.gizli-etiket { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* --- okul kanalları (alt şerit) --- */
.kanallar { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: .5rem .75rem; margin: 1.25rem 0 0; padding: .75rem 0 0; border-top: 1px dashed var(--cizgi, rgba(0,0,0,.2)); }
.kanallar-baslik { font-size: .78rem; opacity: .7; width: 100%; text-align: center; }
.kanal { display: inline-flex; align-items: center; gap: .35rem; padding: .35rem .7rem; border: 1px solid rgba(0,0,0,.2); border-radius: 999px; font-size: .82rem; text-decoration: none; color: inherit; }
.kanal svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; flex: none; }
.kanal:hover, .kanal:focus-visible { background: rgba(0,0,0,.06); }
.sayfa { max-width: 760px; margin: 0 auto; padding: 1rem 1rem 6.5rem; }
h1 { font-size: 1.5rem; line-height: 1.2; margin: .4rem 0 1rem; letter-spacing: -.02em; }
h2 { font-size: 1.05rem; margin: 0 0 .6rem; }
.fosfor { background: linear-gradient(transparent 58%, var(--fosfor) 58%, var(--fosfor) 92%, transparent 92%); padding: 0 .1em; }
.soluk { color: var(--soluk); }
.kucuk { font-size: .85rem; }

.kart {
  background: var(--kart); border: 1px solid var(--cizgi); border-radius: var(--yaricap);
  box-shadow: var(--golge); padding: 1rem; margin-bottom: .9rem;
}
.kart > h2 { display: flex; align-items: baseline; gap: .5rem; }
.kart > h2 a { margin-left: auto; font-size: .85rem; font-weight: 500; }
.kart.uyari { border-color: #f3c3ca; background: var(--kirmizi-acik); }
.kart.bilgi { border-color: #c9d4f6; background: var(--mavi-acik); }
.kart.sari { border-color: var(--sari-kenar); background: var(--sari-bg); color: var(--sari-yazi); }
.kart.sari .soluk { color: var(--sari-soluk); }
.bos { color: var(--soluk); font-style: italic; margin: .2rem 0; }
.kaynak-yok { color: var(--soluk); font-size: .9rem; }
.kaynak-yok::before { content: "⚠ "; }

.izgara { display: grid; gap: .9rem; }
@media (min-width: 640px) { .izgara.iki { grid-template-columns: 1fr 1fr; } }

/* --- liste --- */
.liste { list-style: none; margin: 0; padding: 0; }
.liste > li { display: flex; align-items: center; gap: .75rem; padding: .6rem 0; border-top: 1px dashed var(--cizgi); }
.liste > li:first-child { border-top: 0; }
.liste .sag { margin-left: auto; text-align: right; }
.liste a.satir { display: flex; align-items: center; gap: .75rem; width: 100%; color: inherit; text-decoration: none; }

/* ders saati: zil çizelgesi */
.saat {
  flex: none; width: 2rem; height: 2rem; border-radius: 50%;
  display: grid; place-items: center; font-weight: 700; font-variant-numeric: tabular-nums;
  background: var(--mavi-acik); color: var(--mavi); font-size: .9rem;
}

.etiket { display: inline-block; font-size: .75rem; font-weight: 700; padding: .12rem .5rem; border-radius: 999px; background: var(--mavi-acik); color: var(--mavi); white-space: nowrap; }
.etiket.kirmizi { background: var(--kirmizi-acik); color: var(--kirmizi); }
.etiket.yesil { background: var(--yesil-acik); color: var(--yesil); }
.etiket.sari { background: var(--sari-bg); color: var(--sari-yazi); }

/* --- imza: kazanım kareleri --- */
.kareler { display: flex; flex-wrap: wrap; gap: 3px; margin: .35rem 0; }
.kareler i {
  width: 16px; height: 16px; border: 1.5px solid var(--kenar2); background: var(--alan); border-radius: 2px;
}
.kareler i.dolu { background: var(--mavi); border-color: var(--mavi); }
.kareler i.eksik { border-color: var(--kirmizi); background: repeating-linear-gradient(135deg, var(--alan) 0 3px, var(--kirmizi-acik) 3px 6px); }
.ders-satir { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: .2rem .75rem; padding: .55rem 0; border-top: 1px dashed var(--cizgi); }
.ders-satir:first-child { border-top: 0; }
.ders-satir .oran { font-variant-numeric: tabular-nums; font-weight: 700; }
.ders-satir .kareler { grid-column: 1 / -1; margin: 0; }

.kazanim { display: grid; grid-template-columns: 4.2rem 1fr auto; gap: .6rem; align-items: start; padding: .55rem 0; border-top: 1px dashed var(--cizgi); }
.kazanim:first-of-type { border-top: 0; }
.kazanim .kareler { margin: .2rem 0 0; }
.kazanim > .etiket { text-align: center; }
.yuzde { font-variant-numeric: tabular-nums; font-weight: 700; }
.yuzde.iyi { color: var(--yesil); }
.yuzde.zayif { color: var(--kirmizi); }

/* ders kazanım paneli */
.kazanim-blok {
  background: rgba(0, 0, 0, 0.02);
  border-left: 3.5px solid var(--mor);
  border-radius: 4px;
  padding: .5rem .75rem;
  margin-top: .4rem;
  font-size: .95rem;
  line-height: 1.4;
}
.kazanim-blok.mavi { border-left-color: var(--mavi); }
.kazanim-blok-baslik {
  font-size: .75rem;
  font-weight: 700;
  color: var(--soluk);
  margin-bottom: .2rem;
  text-transform: uppercase;
  letter-spacing: .03em;
}
.kazanim-blok-metin {
  color: var(--murekkep);
  font-weight: 500;
}

/* --- formlar --- */
label { display: block; font-weight: 600; font-size: .9rem; margin: .8rem 0 .3rem; }
input[type=text], input[type=password], input[type=tel], input[type=email], input[type=date], input[type=datetime-local], input[type=search], input[type=number], select, textarea {
  width: 100%; font: inherit; color: inherit; padding: .7rem .8rem; border: 1.5px solid var(--kenar); border-radius: 10px; background: var(--alan);
}
textarea { min-height: 7rem; resize: vertical; }
input:focus, select:focus, textarea:focus { border-color: var(--mavi); outline: none; box-shadow: 0 0 0 3px var(--mavi-acik); }
.tus {
  display: inline-flex; align-items: center; justify-content: center; gap: .4rem;
  font: inherit; font-weight: 700; text-decoration: none; cursor: pointer;
  border: 0; border-radius: 12px; padding: .75rem 1.1rem; min-height: 46px;
  background: var(--tus-bg, var(--mavi)); color: var(--tus-yazi, #fff);
}
.tus.tam { width: 100%; }
.tus.ikincil { background: var(--mavi-acik); color: var(--mavi); }
.tus.tehlike { background: var(--kirmizi-acik); color: var(--kirmizi); }
.tus.kucuk { white-space: nowrap; min-height: 34px; padding: .35rem .7rem; font-size: .85rem; border-radius: 9px; }
.tuslar { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 1rem; }
.hata { background: var(--kirmizi-acik); color: var(--hata-yazi); border-left: 4px solid var(--kirmizi); padding: .7rem .9rem; border-radius: 8px; margin-bottom: 1rem; }
.not { background: var(--not-bg); border-left: 4px solid var(--fosfor); padding: .7rem .9rem; border-radius: 8px; font-size: .9rem; margin: 1rem 0; }

/* giriş sayfası */
.giris { max-width: 420px; margin: 0 auto; padding-top: 2rem; }
.okul-logo { display: block; width: 96px; height: 96px; border-radius: 50%; margin: 0 auto .6rem; box-shadow: var(--golge); }
.okul-adi { text-align: center; font-weight: 700; font-size: .8rem; letter-spacing: .04em; text-transform: uppercase; color: var(--soluk); margin: 0 0 1rem; }
/* giriş ekranları: logo, başlık ve alt yazı ortalı; form alanları sola dayalı kalır */
.giris > .baslik, .giris > h1, .giris > .soluk { text-align: center; }
.giris .baslik { font-size: 2rem; font-weight: 800; letter-spacing: -.03em; line-height: 1.05; margin: 0 0 .3rem; }
.giris .sekme-sec { display: grid; grid-template-columns: 1fr 1fr; gap: .4rem; background: var(--mavi-acik); padding: .3rem; border-radius: 12px; margin: 1.2rem 0; }
.giris .sekme-sec a { text-align: center; padding: .55rem; border-radius: 9px; text-decoration: none; font-weight: 700; color: var(--mavi); }
.giris .sekme-sec a.secili { background: var(--alan); box-shadow: var(--golge); }
.kod-girdi { font-size: 1.6rem !important; letter-spacing: .45em; text-align: center; font-variant-numeric: tabular-nums; }

/* test çözme */
.soru { margin: 0 0 1rem; }
.soru p { margin: 0 0 .5rem; font-weight: 600; }
.sik { display: flex; gap: .6rem; align-items: center; padding: .6rem .7rem; border: 1.5px solid var(--kenar); border-radius: 10px; margin: .35rem 0; font-weight: 400; cursor: pointer; background: var(--alan); }
.sik input { width: 1.1rem; height: 1.1rem; accent-color: var(--mavi); }
.sik.dogru { border-color: var(--yesil); background: var(--yesil-acik); }
.sik.yanlis { border-color: var(--kirmizi); background: var(--kirmizi-acik); }
.puan { font-size: 2.6rem; font-weight: 800; letter-spacing: -.03em; font-variant-numeric: tabular-nums; }

/* tablolar */
.tablo-kap { overflow-x: auto; margin: 0 -1rem; padding: 0 1rem; }
table { border-collapse: collapse; width: 100%; font-size: .9rem; }
th, td { text-align: left; padding: .5rem .45rem; border-bottom: 1px solid var(--cizgi); vertical-align: top; }
th { font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; color: var(--soluk); }
td.sayi, th.sayi { text-align: right; font-variant-numeric: tabular-nums; }

/* program */
.gun { margin-bottom: .9rem; }
.gun.bugun { border-color: var(--fosfor); box-shadow: 0 0 0 3px var(--halka), var(--golge); }

/* çocuk seçici */
.cocuklar { display: flex; gap: .4rem; overflow-x: auto; padding: .1rem 0 .8rem; }
.cocuklar a { flex: none; padding: .4rem .8rem; border-radius: 999px; border: 1.5px solid var(--kenar); text-decoration: none; color: var(--murekkep); background: var(--alan); font-weight: 600; font-size: .9rem; }
.cocuklar a.secili { background: var(--murekkep); color: #fff; border-color: var(--murekkep); }

/* alt sekme çubuğu */
.sekmeler {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 5;
  display: flex; justify-content: center;
  background: var(--sekme-bg, rgba(255, 255, 255, .96)); backdrop-filter: blur(6px);
  border-top: 1px solid var(--cizgi);
  padding-bottom: env(safe-area-inset-bottom);
}
.sekmeler a {
  flex: 1; max-width: 120px; display: flex; flex-direction: column; align-items: center; gap: 2px;
  padding: .5rem .2rem .55rem; text-decoration: none; color: var(--soluk); font-size: .7rem; font-weight: 600;
}
.sekmeler svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.sekmeler a.aktif { color: var(--mavi); }
.sekmeler a.aktif svg { stroke-width: 2.3; }

/* yazdırma: ilk şifre listesi */
/* vesikalık */
.vesikalik { display: inline-grid; place-items: center; flex: none; border-radius: 50%; object-fit: cover; background: var(--mor-acik); border: 2px solid var(--alan); box-shadow: 0 0 0 1px #dcc4ef; }
.bos-foto { color: var(--bos-foto-yazi, var(--mor-koyu)); font-weight: 800; font-size: .8rem; letter-spacing: .02em; text-transform: uppercase; }
.profil-ust { display: flex; align-items: center; gap: .9rem; margin-bottom: .6rem; }
.profil-ust .vesikalik[width="112"], .profil-ust .bos-foto[style*="112px"] { font-size: 2rem; }
.profil-bag { display: inline-flex; border-radius: 50%; text-decoration: none; }
.profil-bag .vesikalik { border-color: rgba(255,255,255,.7); box-shadow: none; }
#foto-onizleme { margin-top: .6rem; }

/* kısayollar ve sınav takvimi */
.kisayollar { display: flex; flex-wrap: wrap; gap: .5rem; margin: -.4rem 0 1rem; }
.kisayollar .tus { flex: 1 1 10rem; text-align: center; }
.etiket.mor { background: var(--mor-acik); color: var(--mor-koyu); }
.liste.sinavlar > li { align-items: flex-start; }
.takvim { flex: none; width: 3.1rem; text-align: center; border-radius: 10px; overflow: hidden; border: 1.5px solid var(--mor-kenar); background: var(--alan); font-size: .7rem; font-weight: 700; color: var(--mor-koyu); text-transform: uppercase; padding-bottom: .15rem; }
.takvim b { display: block; background: var(--mor-orta); color: #fff; font-size: 1.15rem; padding: .15rem 0; margin-bottom: .1rem; }
.takvim.yakin { border-color: #f3c3ca; }
.takvim.yakin b { background: var(--kirmizi); }
.sinav-govde { min-width: 0; overflow-wrap: anywhere; }
.sinav-tuslar { display: flex; gap: .4rem; margin-top: .5rem; flex-wrap: wrap; }
.sinav-tuslar form { margin: 0; }
fieldset.duzeyler { border: 0; padding: 0; margin: .8rem 0 0; display: grid; grid-template-columns: 1fr 1fr; gap: 0 .5rem; }
fieldset.duzeyler legend { font-weight: 600; font-size: .9rem; margin-bottom: .3rem; grid-column: 1 / -1; }
details.kart > summary { cursor: pointer; min-height: 32px; }
.plan h2 { flex-wrap: wrap; }
.plan form { margin: 0; }

/* Ana Ekrana Ekle */
.ana-ekran { margin: 0 0 1rem; }
.tus.mor { background: var(--mor-orta); color: #fff; min-height: 52px; font-size: 1.05rem; box-shadow: 0 6px 16px -10px var(--mor-koyu); }
.tus.mor:hover { background: #6a3494; }
.tus.mor:active { transform: translateY(1px); }
.ana-ekran-rehber { margin-top: .6rem; padding: .8rem 1rem; border-radius: 12px; background: var(--mor-acik); border: 1px solid var(--mor-kenar); color: var(--murekkep); font-size: .95rem; overflow-wrap: anywhere; }
.ana-ekran-rehber:focus { outline: none; }
.ana-ekran-rehber p { margin: 0 0 .4rem; }
.ana-ekran-rehber ol { margin: 0; padding-left: 1.3rem; }
.ana-ekran-rehber li { margin: .3rem 0; }
.ana-ekran-rehber .sembol { display: inline-block; padding: 0 .3rem; border: 1px solid #b99ad3; border-radius: 6px; background: var(--alan); }

@media print {
  body { background: #fff; }
  .ust, .sekmeler, .kanallar, .yazdirma-gizle { display: none !important; }
  .kart { box-shadow: none; break-inside: avoid; }
  .sayfa { padding: 0; max-width: none; }
}

@media (prefers-reduced-motion: no-preference) {
  .kart { animation: belir .25s ease-out both; }
  @keyframes belir { from { opacity: 0; transform: translateY(4px); } }
}

/* --- tarih-saat widget'ı (_saat.html, saat.js) --- */
.saat-kart {
  position: relative; overflow: hidden;
  display: grid; grid-template-columns: 112px 1fr; gap: 1.1rem; align-items: center;
  padding: 1.1rem 1.2rem; margin-bottom: .9rem; border-radius: var(--yaricap); color: #fff;
  background: linear-gradient(135deg, var(--mor-koyu) 0%, var(--mor-orta) 100%);
  box-shadow: 0 10px 28px -16px rgba(75, 31, 111, .9);
}
.saat-kart::before { /* defter kareleri, mor kâğıt üstünde */
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .12;
  background-image: linear-gradient(#fff 1px, transparent 1px), linear-gradient(90deg, #fff 1px, transparent 1px);
  background-size: var(--kare) var(--kare);
}
.saat-kart > * { position: relative; }
.kadran { width: 112px; height: 112px; filter: drop-shadow(0 4px 10px rgba(0, 0, 0, .25)); }
.kadran-yuz { fill: var(--alan); stroke: var(--mor); stroke-width: 2.5; }
.cizik { stroke: #d9c6e8; stroke-width: .8; }
.cizik-buyuk { stroke: var(--mor-koyu); stroke-width: 2; stroke-linecap: round; }
.ibre-akrep, .ibre-yelkovan, .ibre-saniye { stroke-linecap: round; }
.ibre-akrep { stroke: var(--mor-koyu); stroke-width: 4; }
.ibre-yelkovan { stroke: var(--mor-orta); stroke-width: 2.6; }
.ibre-saniye { stroke: var(--kirmizi); stroke-width: 1.1; }
.ibre-gobek { fill: var(--fosfor); stroke: var(--mor-koyu); stroke-width: 1.2; }
.saat-yazi { min-width: 0; }
.saat-dijital { font-size: 2.6rem; font-weight: 800; line-height: 1; letter-spacing: -.03em; font-variant-numeric: tabular-nums; }
.saat-dijital span { animation: saat-nabiz 1s steps(1) infinite; }
@keyframes saat-nabiz { 50% { opacity: .25; } }
.saat-tarih { margin-top: .3rem; font-size: .92rem; opacity: .9; }
.saat-durum {
  display: inline-block; margin-top: .55rem; padding: .22rem .7rem; border-radius: 999px;
  font-size: .88rem; font-weight: 700; background: rgba(255, 255, 255, .16); color: #fff;
}
.tur-ders .saat-durum { background: var(--fosfor); color: var(--mor-koyu); }
.tur-teneffus .saat-durum, .tur-ogle .saat-durum { background: var(--yesil-acik); color: var(--yesil); }
.tur-tatil .saat-durum { background: var(--mor-acik); color: var(--mor-koyu); }
.saat-ilerleme { margin-top: .55rem; height: 5px; border-radius: 999px; background: rgba(255, 255, 255, .2); overflow: hidden; }
.saat-ilerleme i { display: block; height: 100%; width: 0; background: var(--fosfor); border-radius: inherit; transition: width .9s linear; }
@media (prefers-reduced-motion: reduce) { .saat-dijital span { animation: none; } .saat-ilerleme i { transition: none; } }
@media (max-width: 360px) { .saat-kart { grid-template-columns: 88px 1fr; gap: .8rem; } .kadran { width: 88px; height: 88px; } .saat-dijital { font-size: 2.1rem; } }

/* --- ders giriş-çıkış tablosu (_zil_tablo.html) --- */
.zil-tablo { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
.zil-tablo th { text-align: left; font-size: .8rem; color: var(--soluk); font-weight: 600; padding: 0 .5rem .4rem; }
.zil-tablo td { padding: .4rem .5rem; border-top: 1px dashed var(--cizgi); font-weight: 600; }
.zil-tablo tr.ogle td { color: var(--soluk); font-weight: 500; font-style: italic; font-size: .9rem; }
.zil-tablo tr.simdi td { background: var(--sari-bg); }
.zil-tablo tr.simdi .saat { background: var(--fosfor); color: var(--mor-koyu); }
.zil-tablo tr.siradaki .saat { background: var(--yesil-acik); color: var(--yesil); }

/* --- Soru Maratonu --- */
.maraton-ozet { display: flex; justify-content: space-between; align-items: center; gap: .75rem; margin: 0 0 .75rem; flex-wrap: wrap; }
.maraton-ozet b { color: var(--mor-orta); font-size: 1.15em; }
.maraton-kart { border-color: var(--mor); background: linear-gradient(var(--mor-acik), var(--alan)); }
.maraton-kilit { background: var(--mor-acik); border-left-color: var(--mor-orta); }
.ders-sec { display: grid; grid-template-columns: repeat(2, 1fr); gap: .6rem; }
.ders-dugme { flex-direction: column; width: 100%; min-height: 64px; background: var(--mor-acik); color: var(--mor-koyu); border: 1.5px solid var(--mor); gap: .1rem; }
.ders-dugme small { font-weight: 500; color: var(--soluk); }
.ders-dugme:disabled { opacity: .5; cursor: not-allowed; }
.oyun-ust { display: flex; justify-content: space-between; align-items: center; margin-bottom: .4rem; }
.oyun-puan b { font-size: 1.3rem; color: var(--mor-orta); font-variant-numeric: tabular-nums; }
.kareler.ilerleme { gap: 4px; margin: .3rem 0 .8rem; }
.kareler.ilerleme i { width: 22px; height: 22px; }
.kareler.ilerleme i.su { border-color: var(--mor-orta); box-shadow: 0 0 0 2px var(--fosfor); }
.sayac { position: relative; width: 76px; height: 76px; margin: 0 auto .4rem; }
.sayac svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.sayac circle { fill: none; stroke-width: 5; }
.sayac .iz { stroke: var(--mor-acik); }
.sayac .ilerle { stroke: var(--mor-orta); stroke-linecap: round; }
.sayac.az .ilerle { stroke: var(--kirmizi); }
.sayac b { position: absolute; inset: 0; display: grid; place-items: center; font-size: 1.5rem; font-variant-numeric: tabular-nums; }
.soru-no { text-align: center; color: var(--soluk); font-size: .85rem; margin: 0; }
.soru-metni { font-size: 1.15rem; line-height: 1.4; margin: .5rem 0 1rem; background: var(--alan); border: 1.5px solid var(--cizgi); border-radius: var(--yaricap); padding: .9rem; }
.siklar { display: grid; gap: .6rem; }
.sik {
  display: flex; align-items: center; gap: .75rem; width: 100%; min-height: 56px; text-align: left;
  font: inherit; color: var(--murekkep); background: var(--alan); border: 2px solid var(--kenar); border-radius: 12px; padding: .6rem .8rem; cursor: pointer;
}
.sik b { flex: none; display: grid; place-items: center; width: 32px; height: 32px; border-radius: 8px; background: var(--mor-acik); color: var(--mor-koyu); }
.sik:active:not(:disabled) { background: var(--mor-acik); border-color: var(--mor-orta); }
.sik:disabled { cursor: default; }
.sik.dogru { background: var(--yesil-acik); border-color: var(--yesil); }
.sik.yanlis { background: var(--kirmizi-acik); border-color: var(--kirmizi); }
.sik.kilitli:not(.dogru):not(.yanlis) { opacity: .55; }
.oyun-mesaj { text-align: center; font-weight: 700; margin-top: .8rem; }
.buyuk-puan { font-size: 1.1rem; margin: 0; }
.buyuk-puan b { font-size: 2.6rem; color: var(--mor-orta); }
.inceleme { border-top: 1px dashed var(--cizgi); padding: .5rem 0; }
.inceleme summary { display: flex; justify-content: space-between; gap: .5rem; cursor: pointer; align-items: center; }
.siklar-ozet { list-style: none; padding: 0; margin: .4rem 0; }
.siklar-ozet li { padding: .3rem .5rem; border-radius: 8px; }
.siklar-ozet li.dogru { background: var(--yesil-acik); }
.siklar-ozet li.yanlis { background: var(--kirmizi-acik); }
.liderlik { list-style: none; margin: 0 0 1rem; padding: 0; }
.liderlik li { display: flex; align-items: center; gap: .75rem; padding: .6rem .5rem; border-top: 1px dashed var(--cizgi); border-radius: 8px; }
.liderlik li:first-child { border-top: 0; }
.liderlik li.ben { background: var(--sari-bg); font-weight: 700; }
.liderlik .sira { flex: none; width: 2rem; text-align: center; font-weight: 800; color: var(--mor-orta); }
.liderlik .ad { flex: 1; }
.liderlik .toplam { font-variant-numeric: tabular-nums; font-weight: 800; }

/* --- yönetici kullanım analitiği (kütüphanesiz grafikler) --- */
.sutunlar { display: flex; align-items: flex-end; gap: 2px; height: 120px; overflow-x: auto; padding-bottom: 2px; }
.sutunlar .s { flex: 1 0 8px; min-width: 8px; background: var(--mavi); border-radius: 3px 3px 0 0; min-height: 2px; }
.sutunlar .s.yok { background: repeating-linear-gradient(45deg, var(--cizgi), var(--cizgi) 3px, var(--alan) 3px, var(--alan) 6px); height: 100%; opacity: .7; }
.sutunlar.kisa { height: 90px; }
.sutunlar .s.saat { background: var(--mor-orta); }
.etiket-satiri { display: flex; justify-content: space-between; font-size: .75rem; color: var(--soluk); margin-top: .2rem; }
.cizgi-grafik { width: 100%; height: 130px; background: var(--alan); border: 1px solid var(--cizgi); border-radius: 8px; }
.oran-cubuk { display: block; height: 8px; border-radius: 4px; background: var(--cizgi); overflow: hidden; min-width: 70px; }
.oran-cubuk i { display: block; height: 100%; background: var(--yesil); }
.filtre { display: flex; flex-wrap: wrap; gap: .5rem; align-items: end; }
.filtre label { display: grid; gap: .15rem; font-size: .8rem; color: var(--soluk); }
.ozet-izgara { display: grid; grid-template-columns: repeat(2, 1fr); gap: .6rem; }
.ozet-izgara .kutu { background: var(--mavi-acik); border-radius: 10px; padding: .6rem .75rem; }
.ozet-izgara .kutu b { display: block; font-size: 1.6rem; line-height: 1.1; }
@media (min-width: 700px) { .ozet-izgara { grid-template-columns: repeat(4, 1fr); } }

/* --- Bilgi Arenası (koyu neon; yalnızca .arena kapsayıcısı) ---
   Mevcut bileşenler (.kart, .tus, .etiket, .sik, .kareler, .liste) değişken devralır; yeni tasarım sistemi yok.
   Neon yalnızca kenarlık/gölgede; metin her zaman yüksek kontrastlı (≥ 7:1). */
.arena {
  --kagit: #0a1030; --kart: #111a42; --cizgi: #26346e; --murekkep: #eaf1ff; --soluk: #a9b8e0;
  --mavi: #2f6bff; --mavi-acik: #1a2a66; --cyan: #22d3ee; --mor-neon: #a78bfa; --altin: #fbbf24;
  --yesil: #34d399; --yesil-acik: #0f3a33; --kirmizi: #fb7185; --kirmizi-acik: #3f1a2c;
  --golge: 0 0 0 1px rgba(34, 211, 238, .12), 0 8px 24px -14px rgba(34, 211, 238, .55);
  background: radial-gradient(120% 80% at 50% -10%, #17236b 0%, #0a1030 60%);
  color: var(--murekkep); border-radius: 18px; padding: 1rem; margin: 0 -.25rem; overflow-x: clip;
}
.arena h1, .arena h2 { color: var(--murekkep); }
.arena a { color: var(--cyan); }
.arena .kart { border-color: var(--cizgi); }
.arena .kart.neon { border-color: var(--cyan); box-shadow: 0 0 0 1px rgba(34, 211, 238, .35), 0 10px 28px -14px rgba(34, 211, 238, .7); }
.arena .kart.sudoku { background: linear-gradient(145deg, #f97316, #db2777); border-color: rgba(255, 255, 255, .25); color: #fff; }
.arena .kart.sudoku h2, .arena .kart.sudoku p { color: #fff; }
.arena .kart.sudoku .tus { background: #fff; color: #9d174d; border-color: transparent; }
.arena .tus { background: var(--cyan); color: #04122e; }
.arena .tus.ikincil { background: var(--mavi-acik); color: var(--cyan); border: 1px solid var(--cizgi); }
.arena .tus[aria-disabled=true] { opacity: .55; cursor: not-allowed; }
.arena .tus.buyuk { min-height: 56px; font-size: 1.1rem; width: 100%; box-shadow: 0 0 0 1px rgba(34, 211, 238, .5), 0 10px 26px -10px rgba(34, 211, 238, .8); }
.arena :focus-visible { outline: 3px solid var(--altin); outline-offset: 2px; }
.arena .etiket { background: var(--mavi-acik); color: var(--cyan); }
.arena .etiket.altin { background: #3a2c08; color: var(--altin); }
.arena .etiket.mor { background: #2a2260; color: #c4b5fd; }
.arena .kareler i { background: transparent; border-color: #4a5a9c; }
.arena .kareler i.dolu { background: var(--cyan); border-color: var(--cyan); }
.arena .kareler i.eksik { border-color: var(--kirmizi); background: repeating-linear-gradient(135deg, transparent 0 3px, var(--kirmizi-acik) 3px 6px); }
.arena .not { background: #1d2760; color: var(--murekkep); border-left-color: var(--altin); }
.arena .hata { background: var(--kirmizi-acik); color: #ffd9e0; }
.arena .soru-metni { background: var(--kart); border-color: var(--cizgi); color: var(--murekkep); }
.arena .sik { background: var(--kart); border-color: #34448c; color: var(--murekkep); }
.arena .sik b { background: #243074; color: var(--cyan); }
.arena .sik:hover:not(:disabled), .arena .sik:active:not(:disabled) { border-color: var(--cyan); background: #16225a; }
.arena .sik.dogru { background: var(--yesil-acik); border-color: var(--yesil); }
.arena .sik.yanlis { background: var(--kirmizi-acik); border-color: var(--kirmizi); }
.arena .siklar-ozet li.dogru { background: var(--yesil-acik); }
.arena .siklar-ozet li.yanlis { background: var(--kirmizi-acik); }
.arena .liste > li, .arena .inceleme { border-color: var(--cizgi); }

.arena-ust { display: flex; align-items: center; justify-content: space-between; gap: .75rem; flex-wrap: wrap; margin-bottom: .6rem; }
.arena-ust h1 { margin: 0; font-size: 1.35rem; }
.seviye-rozeti { display: inline-grid; place-items: center; min-width: 2.6rem; height: 2.6rem; padding: 0 .4rem; border-radius: 12px;
  background: #1a2a66; border: 1.5px solid var(--cyan); color: var(--cyan); font-weight: 800; font-variant-numeric: tabular-nums; }
.xp-cubuk { height: 10px; border-radius: 999px; background: #1a2354; overflow: hidden; border: 1px solid var(--cizgi); }
.xp-cubuk > i { display: block; height: 100%; background: linear-gradient(90deg, var(--mavi), var(--cyan)); border-radius: 999px; }
.xp-satir { display: flex; justify-content: space-between; gap: .5rem; font-size: .85rem; color: var(--soluk); margin-top: .3rem; }
.xp-satir b { color: var(--murekkep); font-variant-numeric: tabular-nums; }
.arena-ozet-satir { display: flex; flex-wrap: wrap; gap: .4rem .9rem; align-items: baseline; margin: .2rem 0 .8rem; }
.arena-ozet-satir b { font-size: 1.3rem; color: var(--cyan); font-variant-numeric: tabular-nums; }
.mod-izgara { display: grid; gap: .8rem; }
@media (min-width: 640px) { .mod-izgara { grid-template-columns: 1fr 1fr; } }
.mod-izgara .kart { margin: 0; display: flex; flex-direction: column; gap: .5rem; }
.mod-izgara .tuslar { margin-top: auto; }
.rozet-izgara { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .6rem; list-style: none; margin: 0; padding: 0; }
@media (min-width: 560px) { .rozet-izgara { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.rozet { background: #0e1648; border: 1px solid var(--cizgi); border-radius: 12px; padding: .7rem .5rem; text-align: center; font-size: .8rem; color: var(--soluk); }
.rozet svg { width: 34px; height: 34px; display: block; margin: 0 auto .3rem; fill: none; stroke: #4a5a9c; stroke-width: 1.6; }
.rozet.var { border-color: var(--altin); color: var(--murekkep); box-shadow: 0 0 0 1px rgba(251, 191, 36, .25); }
.rozet.var svg { stroke: var(--altin); }
.rozet b { display: block; color: inherit; font-size: .85rem; }
.hafta-sirasi { display: flex; gap: 6px; list-style: none; margin: .4rem 0; padding: 0; }
.hafta-sirasi li { flex: 1 1 0; min-width: 0; text-align: center; font-size: .72rem; color: var(--soluk); }
.hafta-sirasi i { display: block; height: 28px; border-radius: 6px; border: 1.5px solid #4a5a9c; margin-bottom: .2rem; }
.hafta-sirasi li.tamam i { background: var(--cyan); border-color: var(--cyan); }
.hafta-sirasi li.bugun { color: var(--murekkep); font-weight: 700; }
.tekrar-liste { list-style: none; margin: .3rem 0 0; padding: 0; }
.tekrar-liste li { padding: .5rem 0; border-top: 1px dashed var(--cizgi); font-size: .92rem; }
.tekrar-liste li:first-child { border-top: 0; }
.tekrar-liste .kod { color: var(--cyan); font-weight: 700; font-size: .8rem; }
.kesin-degil { font-size: .8rem; color: var(--soluk); }
.geri-bildirim { margin-top: .8rem; padding: .8rem .9rem; border-radius: 12px; border: 1.5px solid var(--cizgi); background: var(--kart); }
.geri-bildirim.dogru { border-color: var(--yesil); }
.geri-bildirim.yanlis { border-color: var(--altin); }
.geri-bildirim b { display: block; margin-bottom: .2rem; }
.arena .buyuk-puan b { color: var(--cyan); }
@media (prefers-reduced-motion: no-preference) { .xp-cubuk > i { transition: width .5s ease-out; } }
@media (max-width: 380px) { .arena { padding: .75rem; } .arena-ust h1 { font-size: 1.2rem; } }
.gorsel-gizli { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.arena .sik.kilitli:not(.dogru):not(.yanlis) { opacity: .8; }
.arena .sik .kucuk { display: block; flex-basis: 100%; color: var(--soluk); }
.arena .mod-izgara { margin-bottom: .9rem; }

/* --- Anket (yalnızca .anket / .anket-* içinde geçerli) --- */
.anket-soru { border: 1px solid var(--cizgi); margin: .8rem 0; padding: .8rem 1rem; }
.anket-soru legend { font-weight: 700; padding: 0 .3rem; }
.anket-secenek { display: flex; align-items: center; gap: .55rem; font-weight: 400; margin: .3rem 0; min-height: 44px; }
.anket-secenek input { width: 1.25rem; height: 1.25rem; flex: none; }
.anket-olcek { display: flex; gap: .5rem; flex-wrap: wrap; }
.anket-olcek label { margin: 0; }
.anket-olcek input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.anket-olcek span { display: inline-flex; align-items: center; justify-content: center; min-width: 48px; min-height: 48px; border: 2px solid var(--cizgi); border-radius: 12px; font-weight: 700; cursor: pointer; background: var(--kagit); }
.anket-olcek input:checked + span { border-color: var(--mavi); background: var(--tus-bg, var(--mavi)); color: var(--tus-yazi, #fff); }
.anket-olcek input:focus-visible + span { outline: 3px solid var(--mavi); outline-offset: 2px; }
.anket-grup { border-top: 1px dashed var(--cizgi); padding-top: .6rem; margin-top: .6rem; }
.anket-grup h3 { margin: 0 0 .3rem; font-size: 1rem; }

/* --- Öğrenci ana ekranı (yeniden tasarım) --- */
.ana-ust { display: flex; justify-content: space-between; align-items: center; gap: .6rem; flex-wrap: wrap; margin-bottom: .4rem; }
.ana-ust h1 { margin: 0; }
.bugun-kart { border-left: 4px solid var(--mavi); }
.bugun-liste .satir { min-height: 48px; }

.arena input[type=number], .arena input[type=text], .arena select, .arena textarea { color: #0a1030; background: #fff; }
.anket-bildirim { display: block; text-decoration: none; color: inherit; font-weight: 600; margin: .6rem 0; }
.liderlik-liste { list-style: none; margin: 0; padding: 0; }
.liderlik-liste li { display: flex; justify-content: space-between; align-items: center; gap: .6rem; padding: .55rem .4rem; border-bottom: 1px dashed var(--cizgi); }
.liderlik-liste li::before { content: attr(value) "."; font-weight: 700; min-width: 2rem; }
.liderlik-liste .ad { flex: 1; }
.liderlik-liste li.ben { background: rgba(34, 211, 238, .14); border-radius: 8px; }
.sekme-sec { display: flex; gap: .4rem; flex-wrap: wrap; }

/* Öğretmen: kazanım ısı haritası + sınıf tablosunda kendi sınıfım */
.isi-harita { display: grid; grid-template-columns: repeat(auto-fill, minmax(10.5rem, 1fr)); gap: .5rem; margin: .5rem 0; }
.isi { border-radius: 10px; padding: .55rem .65rem; border: 1px solid var(--cizgi); display: flex; flex-direction: column; gap: .15rem; min-width: 0; }
.isi-yuzde { font-weight: 800; font-size: 1.15rem; }
.isi-ad { font-size: .85rem; line-height: 1.25; overflow-wrap: anywhere; }
.isi-n { font-size: .75rem; color: var(--soluk); }
.isi-1 { background: #f9c7cf; border-color: var(--kirmizi); }
.isi-2 { background: #fde2c4; border-color: #e08a1e; }
.isi-3 { background: #f5f0b8; border-color: #b9a800; }
.isi-4 { background: var(--yesil-acik); border-color: var(--yesil); }
tr.ben td { background: rgba(122, 63, 168, .10); }
.bugun-alt { margin-top: .9rem; padding-top: .8rem; border-top: 1px dashed var(--cizgi); }
.bugun-hedef { display: block; text-decoration: none; color: inherit; margin-bottom: .6rem; }
.bugun-hedef .oran-cubuk { margin-top: .3rem; }
.avatar-sahne { text-align: center; }
.avatar-sahne .avatar { filter: drop-shadow(0 6px 14px rgba(34, 211, 238, .25)); }
.kademe-ad { font-weight: 800; letter-spacing: .04em; margin: .4rem 0 0; color: var(--altin); }
.sonraki-acilis { background: rgba(251, 191, 36, .12); border: 1px dashed var(--altin); border-radius: 10px; padding: .5rem .7rem; font-size: .9rem; }
.avatar-sec { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .6rem; }
@media (min-width: 560px) { .avatar-sec { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.avatar-sec li > a, .avatar-sec li > div { display: flex; flex-direction: column; align-items: center; gap: .25rem; text-align: center; padding: .5rem .3rem; border: 2px solid var(--cizgi); border-radius: 12px; text-decoration: none; color: inherit; font-size: .78rem; min-height: 100px; justify-content: center; }
.avatar-sec li.secili > a { border-color: var(--altin); box-shadow: 0 0 0 2px rgba(251, 191, 36, .3); }
.avatar-sec li.kilitli > div { opacity: .55; }
.kilit-ik { font-size: 1.6rem; }
.avatar-mini { display: inline-flex; vertical-align: middle; margin-right: .4rem; }
.seviye-atla { text-align: center; }
.seviye-atla .avatar { animation: sicra 1s ease-out 2; }
@keyframes sicra { 0%, 100% { transform: translateY(0) scale(1); } 40% { transform: translateY(-14px) scale(1.08); } 70% { transform: translateY(0) scale(.97); } }
@media (prefers-reduced-motion: reduce) { .seviye-atla .avatar { animation: none; } }
.avatar-satir { display: flex; gap: .8rem; align-items: center; }
.avatar-satir > div { flex: 1; min-width: 0; }
.avatar-satir .tus { margin: .3rem .3rem 0 0; }

/* --- Ana ekran oyun alanı (.oyun-alani, .arena kapsamında) --- */
.arena.oyun-alani { margin: 0 0 1rem; }
.oyun-alani .hero { display: flex; gap: .9rem; align-items: center; }
.oyun-alani .hero-bilgi { flex: 1; min-width: 0; }
.oyun-alani .hero h1 { margin: 0 0 .15rem; font-size: 1.35rem; }
.oyun-alani .hero-seviye { margin: 0 0 .35rem; color: var(--altin); }
.oyun-kutulari { display: grid; grid-template-columns: 1fr 1fr; gap: .7rem; margin: .9rem 0; }
.oyun-kutu { display: flex; flex-direction: column; align-items: flex-start; gap: .25rem; min-height: 112px; padding: .9rem; border-radius: 16px; text-decoration: none; color: #fff; border: 1px solid rgba(255,255,255,.18); position: relative; overflow: hidden; }
.oyun-kutu svg { width: 34px; height: 34px; fill: currentColor; opacity: .95; }
.oyun-kutu b { font-size: 1.05rem; }
.oyun-kutu.gorev { background: linear-gradient(145deg, #6d28d9, #2563eb); }
.oyun-kutu.hizli { background: linear-gradient(145deg, #0891b2, #059669); }
.oyun-kutu.sudoku { background: linear-gradient(145deg, #f97316, #db2777); }
.oyun-kutu.bitti { background: linear-gradient(145deg, #3b4a8c, #1d2656); }
.oyun-kutu:active { transform: scale(.98); }
.yaris { display: block; text-decoration: none; color: inherit; padding: .75rem; border-radius: 14px; background: rgba(251, 191, 36, .1); border: 1px solid rgba(251, 191, 36, .45); }
.yaris-baslik { display: block; font-weight: 800; color: var(--altin); margin-bottom: .45rem; }
.yaris-ilk { display: flex; gap: .5rem; margin-bottom: .45rem; }
.yaris-sira { flex: 1; min-width: 0; display: flex; flex-direction: column; align-items: center; gap: .1rem; padding: .35rem .2rem; border-radius: 10px; background: rgba(255,255,255,.06); position: relative; text-align: center; }
.yaris-sira.ben { outline: 2px solid var(--turkuaz, #22d3ee); }
.yaris-sira .sira-no { position: absolute; top: 2px; left: 6px; font-weight: 800; font-size: .8rem; }
.yaris-sira .kucuk { max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.yaris-mesaj { display: block; font-size: .92rem; }
@media (min-width: 640px) { .oyun-kutu { min-height: 130px; } }
.arena .oyun-kutu, .arena .oyun-kutu b { color: #fff; }
.arena .oyun-kutu .kucuk { color: rgba(255, 255, 255, .85); }

/* Acil durum */
.acil-serit { display: block; background: var(--kirmizi); color: #fff; padding: .6rem 1rem; text-align: center; text-decoration: none; font-weight: 600; }
.acil-serit[hidden] { display: none; }
.acil-kart { border-left: 6px solid var(--kirmizi); background: var(--kirmizi-acik); }
.acil-dugmeler { display: grid; gap: .6rem; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); margin: .8rem 0; }
.acil-dugme { display: block; text-align: center; padding: 1rem .6rem; border-radius: 10px; color: #fff; font-weight: 700; text-decoration: none; background: var(--kirmizi); }
.acil-dugme.gecti { background: var(--yesil); }
.acil-dugme.yanlis_alarm { background: var(--soluk); }
.tus.tehlike { background: var(--kirmizi); color: #fff; }
/* Sudoku Düellosu */
.sudoku-form { display: grid; gap: .6rem; }
.sudoku-form label { display: grid; gap: .2rem; font-weight: 600; }
.sudoku-form select { padding: .5rem; font-size: 1rem; }
.sudoku-durum { display: flex; justify-content: space-between; gap: .5rem; margin: .4rem 0; }
.sudoku-izgara { display: grid; grid-template-columns: repeat(9, minmax(0, 1fr)); width: 100%; max-width: 420px; margin: .4rem auto; border: 2px solid var(--mavi); background: var(--alan); }
.sudoku-hucre { width: 100%; min-width: 0; aspect-ratio: 1; padding: 0; text-align: center; font-size: clamp(1rem, 5vw, 1.4rem); border: 1px solid var(--cizgi); border-radius: 0; background: var(--alan); color: var(--mavi); box-sizing: border-box; }
.sudoku-hucre.sabit { background: var(--mavi-acik); color: var(--sabit-yazi); font-weight: 800; }
.sudoku-hucre.ysinir { border-right: 2px solid var(--mavi); }
.sudoku-hucre.asinir { border-bottom: 2px solid var(--mavi); }
.sudoku-hucre:focus { outline: 2px solid var(--fosfor); outline-offset: -2px; background: var(--not-bg); }

.soru-gec { margin-top: 1rem; }
.soru-gec .tuslar { margin-top: .4rem; }
.soru-gec details { margin-top: .6rem; }

/* Deneme karnesi: son deneme vurgulu; ders netleri, kazanım çubuğu, yorum kutuları */
.deneme-son { border-width: 2px; border-color: var(--mavi); }
.deneme-etiket { font-size: .72rem; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; color: var(--mavi); background: var(--mavi-acik); padding: .15rem .55rem; border-radius: 999px; }
.deneme-toplam b { font-size: 1.6rem; margin-left: .35rem; }
.deneme-dersler { display: grid; grid-template-columns: repeat(auto-fill, minmax(7.5rem, 1fr)); gap: .5rem; margin: .5rem 0 .75rem; }
.deneme-ders { display: flex; flex-direction: column; padding: .45rem .65rem; border: 1px solid var(--cizgi); border-radius: 10px; background: var(--mavi-acik); }
.deneme-ders b { font-size: 1.15rem; }
.deneme-not { border-radius: 12px; padding: .6rem .85rem; margin: .6rem 0; }
.deneme-not h3 { margin: 0 0 .3rem; }
.deneme-not p { margin: .3rem 0; }
.deneme-not.analiz { background: var(--mavi-acik); }
.deneme-not.tavsiye { background: var(--yesil-acik); }
.deneme-kazanimlar { list-style: none; margin: 0; padding: 0; }
.deneme-kazanimlar > li { padding: .6rem 0; border-top: 1px dashed var(--cizgi); }
.deneme-cubuk { display: flex; height: 10px; border-radius: 999px; overflow: hidden; margin: .35rem 0 .2rem; background: var(--cizgi); }
.deneme-cubuk .d { background: var(--yesil); }
.deneme-cubuk .y { background: var(--kirmizi); }
.deneme-cubuk .b { background: var(--kenar2); }