/* ================================
   GENEL AYARLAR
================================ */
* {
    box-sizing: border-box;
}

body {
    min-height: 100vh;
    margin: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;

    /* Gradient arka plan */
    background: linear-gradient(135deg, #eef2f3, #d9e2ec);
}

/* ================================
   LOGIN WRAPPER
================================ */
.login-wrapper {
    min-height: 100vh;
}

/* ================================
   SOL TARAF GÖRSEL
================================ */
.login-image {
    background: 
        linear-gradient(
            rgba(0, 0, 0, 0.35),
            rgba(0, 0, 0, 0.35)
        ),
        url('../img/login-school.jpg') center/cover no-repeat;
}

/* ================================
   LOGIN KART
================================ */
.login-card {
    max-width: 420px;
    width: 100%;
    border-radius: 16px;
    background: #ffffff;
    transition: all 0.3s ease;
}

/* Kart hover efekti */
.login-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
}

/* ================================
   BAŞLIK
================================ */
.login-card h3 {
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 4px;
}

.school-title {
    font-size: 14px;
    color: #6c757d;
}

/* ================================
   FORM ELEMANLARI
================================ */
.login-card .form-control {
    height: 48px;
    border-radius: 10px;
    border: 1px solid #ced4da;
    padding-left: 14px;
    transition: all 0.25s ease;
}

/* Input focus efekti */
.login-card .form-control:focus {
    border-color: #0d6efd;
    box-shadow: 0 0 0 0.15rem rgba(13, 110, 253, 0.25);
}

/* ================================
   BUTTON
================================ */
.login-card .btn-primary {
    height: 48px;
    border-radius: 10px;
    font-weight: 500;
    background: linear-gradient(135deg, #0d6efd, #084298);
    border: none;
    transition: all 0.3s ease;
}

/* Button hover */
.login-card .btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(13, 110, 253, 0.4);
}

/* ================================
   ALERT
================================ */
.alert {
    border-radius: 10px;
    font-size: 14px;
}

/* ================================
   MOBIL UYUMLULUK
================================ */
@media (max-width: 768px) {

    .login-image {
        display: none;
    }

    .login-card {
        margin: 20px;
    }

}