/* aypanel modern design system - app.css tabanlı */
:root {
  --bg: #f5f6fb;
  --card: #ffffff;
  --nav: #0b2a4a;
  --nav2: #0f3a66;
  --text: #101828;
  --muted: #667085;
  --border: #e5e7eb;
  --shadow: 0 10px 25px rgba(16, 18, 40, .08);
  --radius: 14px;
  --primary: #0b2a4a;
}

/* Genel Ayarlar */
body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

/* Navbar & Header Modernizasyonu */
.navbar-custom {
  background: linear-gradient(180deg, var(--nav), var(--nav2)) !important;
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, .1);
  padding: 12px 0;
}

.navbar-brand {
  font-weight: 800;
  font-size: 20px;
  letter-spacing: .5px;
}

/* Kartlar (Ferah ve Gölgeli) */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px;
  margin-bottom: 24px;
  transition: transform 0.2s ease;
}

/* Tablolar (Hantallıktan Uzak) */
.table {
  width: 100%;
  border-collapse: collapse;
}

.table thead th {
  background: #f9fafb;
  color: var(--muted);
  font-weight: 700;
  font-size: 13px;
  text-transform: uppercase;
  padding: 12px 15px;
  border-bottom: 1px solid var(--border);
}

.table td {
  padding: 14px 15px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
  vertical-align: middle;
}

.table tr:hover td {
  background: #fcfcff;
}

/* Modern Form Elemanları */
label {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: #344054;
  margin-bottom: 6px;
}

input, select, textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 12px;
  font-size: 14px;
  outline: none;
  background: #fff;
  transition: all 0.2s;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--nav);
  box-shadow: 0 0 0 4px rgba(15, 58, 102, .10);
}

/* Butonlar (Pill Style) */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  border-radius: 12px;
  padding: 10px 18px;
  font-size: 14px;
  transition: all 0.2s;
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(180deg, #123c6a, #0b2a4a);
  color: #fff;
  border: none;
}

.btn-primary:hover {
  filter: brightness(1.1);
  transform: translateY(-1px);
}

.btn-outline-primary {
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
}

/* Durum Renkleri (Daha Soft) */
.bakiye-pozitif {
  color: #027a48;
  background: #ecfdf3;
  padding: 4px 10px;
  border-radius: 999px;
  font-weight: 600;
}

.bakiye-negatif {
  color: #b42318;
  background: #fef3f2;
  padding: 4px 10px;
  border-radius: 999px;
  font-weight: 600;
}

/* Profil Foto */
.ogrenci-liste-foto {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  object-fit: cover;
  border: 1px solid var(--border);
}