/* Rana Teacher Portal — marka: #1F5FA0 mavi, #EE7A63 mercan, #4BA3D3 gök,
   #E9A93B kehribar, #FAF3E0 krem. Mobil öncelikli. */

:root{
  --mavi:#1F5FA0; --mercan:#EE7A63; --gok:#4BA3D3; --kehribar:#E9A93B;
  --krem:#FAF3E0; --beyaz:#fff; --metin:#25313d; --soluk:#6b7a89;
  --cizgi:#e6ded0; --iyi:#2e8b57; --uyari:#c2451f;
  --golge:0 2px 10px rgba(31,95,160,.08);
  --yuvarlak:16px;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0; background:var(--krem); color:var(--metin);
  font-family:"Nunito",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  font-size:16px; line-height:1.55;
}
h1,h2,h3,.marka,.buyuk-sayi{font-family:"Baloo 2","Nunito",sans-serif;font-weight:800;letter-spacing:.2px}
h1{font-size:1.5rem;margin:0}
h2{font-size:1.15rem;margin:0 0 .6rem}
h3{font-size:1rem;margin:0 0 .4rem}
a{color:var(--mavi)}

/* --- üst bar --- */
.ust{
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
  padding:.7rem 1rem;background:var(--beyaz);border-bottom:3px solid var(--mavi);
  position:sticky;top:0;z-index:10;flex-wrap:wrap;
}
.marka{font-size:1.35rem;text-decoration:none;white-space:nowrap}
.marka .m-r{color:var(--mercan)} .marka .m-a{color:var(--gok)}
.marka .m-n{color:var(--kehribar)} .marka .m-a2{color:var(--mercan)}
.marka .m-t{color:var(--mavi);margin-left:.35rem}
.ust-menu{display:flex;align-items:center;gap:.4rem;flex-wrap:wrap}
.ust-menu a{
  text-decoration:none;padding:.5rem .8rem;border-radius:999px;font-weight:700;
  color:var(--mavi);min-height:40px;display:inline-flex;align-items:center;
}
.ust-menu a:hover{background:#eef4fa}
.ust-menu a.etkin{background:var(--mavi);color:#fff}
.ust-menu .cikis{color:var(--soluk)}
.kim{color:var(--soluk);font-size:.9rem;padding:0 .3rem}

/* --- gövde --- */
.govde{max-width:860px;margin:0 auto;padding:1rem 1rem 3rem}
.sayfa-basi{margin:.5rem 0 1rem}
.geri{display:inline-block;text-decoration:none;font-weight:700;margin-bottom:.3rem}
.alt{text-align:center;color:var(--soluk);font-size:.8rem;padding:1rem}

/* --- kart --- */
.kart{
  background:var(--beyaz);border:1px solid var(--cizgi);border-radius:var(--yuvarlak);
  padding:1rem;margin-bottom:1rem;box-shadow:var(--golge);
}
.kart.vurgu{border-left:6px solid var(--mercan)}
.kart-baslik{display:flex;justify-content:space-between;align-items:center;gap:.5rem;margin-bottom:.6rem}
.izgara{display:grid;gap:.8rem}
@media(min-width:640px){ .izgara.iki{grid-template-columns:1fr 1fr} .izgara.uc{grid-template-columns:repeat(3,1fr)} }

/* --- sayı kutuları --- */
.sayilar{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:.7rem}
.sayi-kutu{background:var(--beyaz);border:1px solid var(--cizgi);border-radius:var(--yuvarlak);padding:.8rem;text-align:center}
.sayi-kutu .buyuk-sayi{font-size:2rem;line-height:1.1;color:var(--mavi);display:block}
.sayi-kutu.mercan .buyuk-sayi{color:var(--mercan)}
.sayi-kutu.kehribar .buyuk-sayi{color:#b8801f}
.sayi-kutu small{color:var(--soluk);font-weight:700;font-size:.78rem;text-transform:uppercase;letter-spacing:.4px}

/* --- liste --- */
.liste{list-style:none;margin:0;padding:0}
.liste li{border-bottom:1px solid var(--cizgi);padding:.7rem 0}
.liste li:last-child{border-bottom:0}
.satir{display:flex;justify-content:space-between;gap:.6rem;align-items:flex-start}
.ikincil{color:var(--soluk);font-size:.87rem}

/* --- rozet --- */
.rozet{display:inline-block;padding:.15rem .6rem;border-radius:999px;font-size:.78rem;font-weight:700;white-space:nowrap}
.r-iyi{background:#e4f3ea;color:var(--iyi)}
.r-uyari{background:#fdeae4;color:var(--uyari)}
.r-bilgi{background:#e7f2fa;color:var(--mavi)}
.r-notr{background:#f1ece1;color:#7a6a4f}

/* --- form --- */
label{display:block;font-weight:700;margin:.7rem 0 .25rem;font-size:.92rem}
input[type=text],input[type=tel],input[type=password],input[type=number],input[type=date],
input[type=time],input[type=file],select,textarea{
  width:100%;padding:.75rem .8rem;border:2px solid var(--cizgi);border-radius:12px;
  font:inherit;background:#fff;color:var(--metin);min-height:48px;
  /* iOS Safari 16px altinda odaklaninca sayfayi yakinlastirir; user-scalable=no
     WCAG 1.4.4 ihlali oldugu icin cozum burasi (K5). */
  font-size:16px;
}
input:focus,select:focus,textarea:focus{outline:3px solid #cfe3f5;border-color:var(--mavi)}
textarea{min-height:80px;resize:vertical}
.ipucu{color:var(--soluk);font-size:.82rem;margin:.25rem 0 0}
fieldset{border:0;padding:0;margin:0}

.dugme{
  display:inline-flex;align-items:center;justify-content:center;gap:.4rem;
  background:var(--mavi);color:#fff;border:0;border-radius:12px;
  padding:.8rem 1.2rem;font:inherit;font-weight:800;cursor:pointer;
  min-height:48px;text-decoration:none;
}
.dugme:hover{filter:brightness(1.08)}
.dugme.ikincil{background:#fff;color:var(--mavi);border:2px solid var(--mavi)}
.dugme.tehlike{background:var(--uyari)}
.dugme.tam{width:100%}
.dugme-sira{display:flex;gap:.6rem;flex-wrap:wrap;margin-top:1rem}

/* --- durum seçimi (Rana'nın tek dokunuşu) --- */
.durum-sec{display:grid;grid-template-columns:1fr 1fr;gap:.6rem}
.durum-sec input{position:absolute;opacity:0;width:0;height:0}
.durum-sec label{
  margin:0;display:flex;align-items:center;justify-content:center;text-align:center;
  min-height:64px;border:2px solid var(--cizgi);border-radius:14px;background:#fff;
  cursor:pointer;font-weight:800;padding:.5rem;
}
.durum-sec input:checked + label{background:var(--mavi);color:#fff;border-color:var(--mavi)}
.durum-sec input:focus-visible + label{outline:3px solid #cfe3f5}

/* --- bildirim --- */
.bildirim{padding:.8rem 1rem;border-radius:12px;margin-bottom:1rem;font-weight:700}
.b-iyi{background:#e4f3ea;color:#22684a;border:1px solid #b9e0c9}
.b-uyari{background:#fdf3e2;color:#8a5a12;border:1px solid #f0d9a8}
.b-hata{background:#fdeae4;color:#912f14;border:1px solid #f3c2b3}
.b-bilgi{background:#e7f2fa;color:#14497e;border:1px solid #bcd9ef}

/* --- tablo --- */
.tablo{width:100%;border-collapse:collapse;font-size:.92rem}
.tablo th,.tablo td{text-align:left;padding:.55rem .4rem;border-bottom:1px solid var(--cizgi)}
.tablo th{color:var(--soluk);font-size:.78rem;text-transform:uppercase;letter-spacing:.4px}
.tablo-sar{overflow-x:auto}

/* --- öğrenci kartı ızgarası --- */
.ogr-izgara{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:.7rem}
.ogr-kart{
  display:block;text-decoration:none;color:inherit;background:#fff;border:2px solid var(--cizgi);
  border-radius:var(--yuvarlak);padding:.9rem;min-height:104px;box-shadow:var(--golge);
}
.ogr-kart:hover{border-color:var(--gok)}
.ogr-kart .ad{font-family:"Baloo 2",sans-serif;font-weight:800;font-size:1.1rem;display:block}
.ogr-kart .alt-bilgi{color:var(--soluk);font-size:.82rem}

/* --- giriş ekranı --- */
.giris-kutu{max-width:400px;margin:2rem auto}
.pin-giris{letter-spacing:.5rem;font-size:1.4rem;text-align:center;font-weight:800}
.sekme{display:flex;gap:.5rem;margin-bottom:1rem}
.sekme a{flex:1;text-align:center;padding:.6rem;border-radius:12px;text-decoration:none;
  font-weight:800;background:#fff;border:2px solid var(--cizgi);color:var(--soluk);min-height:44px}
.sekme a.etkin{background:var(--mavi);color:#fff;border-color:var(--mavi)}

/* --- çoklu seçim (ortak paket öğrencileri) --- */
.secim-izgara{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:.4rem;margin:.4rem 0}
.secim{display:flex;align-items:center;gap:.5rem;margin:0;padding:.55rem .7rem;border:2px solid var(--cizgi);
  border-radius:12px;background:#fff;font-weight:600;min-height:46px;cursor:pointer}
.secim:hover{border-color:var(--gok)}
.secim input{width:20px;height:20px;margin:0}
legend label{margin:.7rem 0 .25rem}

.pin-goster{font-size:2.2rem;letter-spacing:.4rem;color:var(--mercan);text-align:center}
.bos{color:var(--soluk);text-align:center;padding:1.5rem 1rem}
.gizle{display:none}
@media print{ .ust,.alt,.dugme-sira{display:none} body{background:#fff} }

/* --- Giriş ekranı ek sınıfları (K2/K3) ---------------------------------- */
.dugme.sade{background:transparent;color:var(--mavi);border:2px solid var(--cizgi)}
.alt-form{margin-top:.9rem;text-align:center}
.dugme-bag{
  background:none;border:0;padding:.6rem .4rem;min-height:44px;
  font:inherit;font-size:.86rem;color:var(--soluk);text-decoration:underline;cursor:pointer;
}
.dugme-bag:hover{color:var(--mavi)}
.ipucu.orta{text-align:center;margin-top:1rem}
.giris-kutu .secim{margin-top:.9rem;display:flex;align-items:center;gap:.6rem;
  min-height:44px;font-size:.9rem}