/* CepteYol arayüz stili */
:root {
  --lacivert: #0f2740;
  --lacivert-koyu: #0a1c30;
  --turkuaz: #14b8a6;
  --turkuaz-koyu: #0d9488;
  --zemin: #f1f5f9;
  --kart: #ffffff;
  --metin: #1e293b;
  --metin-soluk: #64748b;
  --cizgi: #e2e8f0;
  --kirmizi: #dc2626;
  --sari: #d97706;
  --yesil: #16a34a;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--zemin); color: var(--metin); font-size: 14.5px;
}
a { color: var(--turkuaz-koyu); text-decoration: none; }

/* Yerleşim */
.yerlesim { display: flex; min-height: 100vh; }
.icerik { flex: 1; padding: 24px 28px; max-width: 1400px; }

/* Kenar çubuğu */
.kenar {
  width: 232px; background: linear-gradient(180deg, var(--lacivert), var(--lacivert-koyu));
  color: #cbd5e1; flex-shrink: 0; display: flex; flex-direction: column;
  position: sticky; top: 0; height: 100vh;
}
.marka { padding: 20px 18px; font-size: 20px; font-weight: 800; color: #fff; letter-spacing: .3px; }
.marka span { color: var(--turkuaz); }
.marka small { display: block; font-size: 10.5px; font-weight: 500; color: #94a3b8; margin-top: 2px; }
.kenar nav { flex: 1; padding: 8px 10px; }
.kenar nav a {
  display: flex; align-items: center; gap: 10px; padding: 10px 12px; margin: 2px 0;
  border-radius: 8px; color: #cbd5e1; font-weight: 500;
}
.kenar nav a:hover { background: rgba(255,255,255,.07); color: #fff; }
.kenar nav a.aktif { background: var(--turkuaz); color: #fff; }
.kenar .alt { padding: 14px 18px; border-top: 1px solid rgba(255,255,255,.1); font-size: 12.5px; }
.kenar .alt a { color: #94a3b8; }

/* Üst başlık */
.baslik { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.baslik h1 { font-size: 21px; font-weight: 700; }

/* Kartlar */
.kart { background: var(--kart); border: 1px solid var(--cizgi); border-radius: 12px; padding: 18px; }
.kart h2 { font-size: 15px; margin-bottom: 12px; color: var(--metin); }
.kpi-izgara { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; margin-bottom: 20px; }
.kpi { background: var(--kart); border: 1px solid var(--cizgi); border-radius: 12px; padding: 16px 18px; }
.kpi .deger { font-size: 26px; font-weight: 800; color: var(--lacivert); }
.kpi .etiket { font-size: 12.5px; color: var(--metin-soluk); margin-top: 2px; }
.kpi.vurgu .deger { color: var(--turkuaz-koyu); }
.izgara-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; align-items: start; }
@media (max-width: 980px) { .izgara-2 { grid-template-columns: 1fr; } }
@media (max-width: 720px) { .kenar { display:none; } }

/* Tablolar */
table { width: 100%; border-collapse: collapse; }
th { text-align: left; font-size: 12px; text-transform: uppercase; letter-spacing: .4px;
     color: var(--metin-soluk); padding: 8px 10px; border-bottom: 2px solid var(--cizgi); }
td { padding: 10px; border-bottom: 1px solid var(--cizgi); vertical-align: middle; }
tr:hover td { background: #f8fafc; }

/* Rozetler */
.rozet { display: inline-block; padding: 3px 10px; border-radius: 20px; font-size: 12px; font-weight: 600; }
.rozet-gri { background: #e2e8f0; color: #475569; }
.rozet-mavi { background: #dbeafe; color: #1d4ed8; }
.rozet-yesil { background: #dcfce7; color: #15803d; }
.rozet-sari { background: #fef3c7; color: #b45309; }
.rozet-kirmizi { background: #fee2e2; color: #b91c1c; }
.rozet-turkuaz { background: #ccfbf1; color: #0f766e; }

/* Form */
label { display: block; font-size: 13px; font-weight: 600; margin: 12px 0 4px; }
input, select, textarea {
  width: 100%; padding: 9px 12px; border: 1px solid var(--cizgi); border-radius: 8px;
  font-size: 14px; font-family: inherit; background: #fff;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--turkuaz); border-color: transparent; }
.form-izgara { display: grid; grid-template-columns: 1fr 1fr; gap: 0 18px; }
.buton {
  display: inline-block; background: var(--turkuaz); color: #fff; border: none; cursor: pointer;
  padding: 10px 20px; border-radius: 8px; font-size: 14px; font-weight: 600;
}
.buton:hover { background: var(--turkuaz-koyu); }
.buton-ikincil { background: #fff; color: var(--metin); border: 1px solid var(--cizgi); }
.buton-ikincil:hover { background: var(--zemin); }
.buton-kucuk { padding: 6px 12px; font-size: 13px; }

/* Uyarılar */
.uyari { padding: 10px 14px; border-radius: 8px; margin-bottom: 8px; font-size: 13.5px; }
.uyari-yuksek { background: #fee2e2; color: #991b1b; border-left: 4px solid var(--kirmizi); }
.uyari-orta { background: #fef3c7; color: #92400e; border-left: 4px solid var(--sari); }
.mesaj-basari { background: #dcfce7; color: #166534; padding: 10px 14px; border-radius: 8px; margin-bottom: 12px; }
.mesaj-hata { background: #fee2e2; color: #991b1b; padding: 10px 14px; border-radius: 8px; margin-bottom: 12px; }

/* AI kutusu */
.ai-kutu { background: linear-gradient(135deg, #f0fdfa, #ecfeff); border: 1px solid #99f6e4; border-radius: 12px; padding: 16px; }
.ai-kutu .ai-etiket { font-size: 11px; font-weight: 800; color: var(--turkuaz-koyu); text-transform: uppercase; letter-spacing: 1px; }

/* Sohbet */
.sohbet { display: flex; flex-direction: column; gap: 10px; max-height: 55vh; overflow-y: auto; padding: 4px; }
.balon { max-width: 78%; padding: 10px 14px; border-radius: 14px; font-size: 14px; white-space: pre-wrap; }
.balon-kullanici { align-self: flex-end; background: var(--lacivert); color: #fff; border-bottom-right-radius: 4px; }
.balon-ai { align-self: flex-start; background: #fff; border: 1px solid var(--cizgi); border-bottom-left-radius: 4px; }

/* Zaman çizelgesi */
.zaman-cizgi { list-style: none; }
.zaman-cizgi li { position: relative; padding: 0 0 18px 24px; border-left: 2px solid var(--cizgi); margin-left: 8px; }
.zaman-cizgi li::before {
  content: ""; position: absolute; left: -7px; top: 2px; width: 12px; height: 12px;
  border-radius: 50%; background: var(--turkuaz); border: 2px solid #fff;
}
.zaman-cizgi .zaman { font-size: 12px; color: var(--metin-soluk); }

/* Giriş sayfası */
.giris-sayfa { min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--lacivert), var(--lacivert-koyu)); }
.giris-kart { background: #fff; border-radius: 16px; padding: 36px; width: 380px; }

/* Devre dışı düğme: tıklanamadığı görünsün (kimlik seçilmeden kayıt/giriş gibi) */
.buton:disabled,
.buton[disabled] {
  opacity: .5;
  cursor: not-allowed;
  filter: grayscale(35%);
}