/* giris sayfası (taslaktan: web/taslak/giris.html) */
  .giris-duzen { display: grid; grid-template-columns: 1fr 1fr; min-height: calc(100vh - 112px); }
  .sol-panel { background: var(--panel); color: #fff; position: relative; overflow: hidden; isolation: isolate; padding: 56px; display: flex; flex-direction: column; }
  .sol-panel::before { content: ""; position: absolute; inset: 0; z-index: -1; background: radial-gradient(80% 60% at 0% 100%, rgba(163,18,42,.3), transparent 60%), radial-gradient(70% 60% at 100% 0%, rgba(201,166,95,.22), transparent 60%); }
  .sol-panel .gorsel { border-radius: 24px; overflow: hidden; max-width: 460px; box-shadow: 0 40px 80px -30px rgba(0,0,0,.6); border: 1px solid rgba(255,255,255,.12); }
  .sol-panel h1 { color: #fff; font-size: clamp(28px, 3vw, 40px); font-weight: 800; margin-top: 36px; max-width: 18ch; }
  .sol-panel p { color: #C8CEE0; margin-top: 12px; max-width: 44ch; font-size: 16.5px; }
  .senkron { display: flex; align-items: center; gap: 14px; margin-top: auto; padding-top: 34px; color: #AEB5CB; font-size: 14px; }
  .senkron .cihaz { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.14); color: var(--bronz); }
  .senkron .cizgi-anim { flex: 0 0 60px; height: 2px; background: repeating-linear-gradient(90deg, var(--bronz) 0 6px, transparent 6px 12px); background-size: 24px 2px; animation: akis 1s linear infinite; }
  @keyframes akis { to { background-position: 24px 0; } }

  .sag-panel { display: grid; place-items: center; padding: 48px 24px; }
  .form-kutu { width: 100%; max-width: 420px; }
  .sekmeler { display: grid; grid-template-columns: 1fr 1fr; background: var(--yuzey2); border-radius: 14px; padding: 4px; margin-bottom: 28px; }
  .sekmeler a { text-align: center; padding: 10px; border-radius: 10px; font-weight: 700; color: var(--arsiv); }
  .sekmeler a.secili { background: var(--yuzey); color: var(--murekkep); box-shadow: var(--golge); }
  .form-kutu h2 { font-size: 30px; font-weight: 800; }
  .form-kutu .alt { color: var(--arsiv); margin-top: 6px; }
  .saglayici { display: grid; gap: 10px; margin-top: 24px; }
  .saglayici .dugme { height: 50px; }
  .saglayici .elma { background: #000; color: #fff; }
  :root[data-tema="koyu"] .saglayici .elma { background: #fff; color: #000; }
  .veya { display: flex; align-items: center; gap: 14px; color: var(--soluk); font-size: 13px; font-weight: 600; margin: 22px 0; }
  .veya::before, .veya::after { content: ""; flex: 1; height: 1px; background: var(--cizgi-guclu); }
  .alanlar { display: grid; gap: 14px; }
  .iki { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
  .sifre-satir { display: flex; justify-content: space-between; align-items: center; }
  .sifre-satir a { font-size: 13.5px; font-weight: 700; color: var(--murekkep); }
  .guc { display: grid; grid-template-columns: repeat(4, 1fr); gap: 4px; margin-top: 4px; }
  .guc i { height: 4px; border-radius: 2px; background: var(--cizgi-guclu); }
  .guc i.d { background: var(--bronz); }
  .guc + small { font-size: 12.5px; color: var(--soluk); }
  .misafir { text-align: center; margin-top: 22px; font-size: 14px; color: var(--arsiv); }
  .misafir a { color: var(--murekkep); font-weight: 700; }
  [data-gorunum="kayit"] .giris-ozel, [data-gorunum="giris"] .kayit-ozel { display: none; }

  @media (max-width: 900px) {
    .giris-duzen { grid-template-columns: 1fr; }
    .sol-panel { padding: 32px 22px; }
    .sol-panel .gorsel { display: none; }
    .sol-panel h1 { margin-top: 0; }
    .senkron { padding-top: 22px; }
  }

  /* Site: hata/bilgi mesajı ve şifre gücü renkleri */
  .giris-mesaj { padding: 12px 14px; border-radius: 12px; font-size: 14px; font-weight: 600; background: var(--muhur-yumusak); color: var(--muhur); }
  .giris-mesaj.bilgi { background: var(--murekkep-yumusak); color: var(--murekkep); }
  .guc i.d1 { background: var(--muhur); } .guc i.d2 { background: var(--bronz); } .guc i.d3 { background: #2F8A68; }
  .dugme[disabled] { opacity: .6; pointer-events: none; }