/* Urbanist Google Fonts üzerinden layout seviyesinde yüklenir. */

/* Genel Ayarlar ve Değişkenler */
:root {
    --primary-blue: #0055b8;
    --dark-blue: #00337a;
    --bg-light: #f0f4f8;
    --border-color: #eef2f7;
    --text-color: #333333;
    --white: #ffffff;
}

* { 
    margin: 0; 
    padding: 0; 
    box-sizing: border-box; 
    font-family: 'Urbanist', sans-serif; 
}

body { 
    background-color: var(--bg-light); 
    color: var(--text-color); 
    line-height: 1.6; 
}

/* TAM EKRAN ORTALAMA */
.full-screen-center {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

/* Giriş Kartı Tasarımı */
.login-card {
    background: var(--white);
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 85, 184, 0.1);
    width: 100%;
    max-width: 600px;
    padding: 50px;
}

.login-header { 
    text-align: center; 
    margin-bottom: 35px; 
}

.login-header h2 { 
    color: var(--primary-blue); 
    margin-bottom: 10px; 
    font-size: 32px; 
    font-weight: 600; 
}

.login-header p { 
    color: #777; 
    font-size: 16px; 
}

/* Swap (Geçiş) Tasarımı */
.login-toggle-wrapper {
    position: relative;
    display: flex;
    background: #eef2f7;
    border-radius: 60px;
    padding: 6px;
    height: 60px;
    margin-bottom: 35px;
    box-shadow: inset 0 2px 5px rgba(0,0,0,0.05);
}

.login-toggle-wrapper input[type="radio"] { 
    display: none; 
}

.toggle-label {
    flex: 1; 
    z-index: 2; 
    text-align: center; 
    cursor: pointer;
    font-size: 16px; 
    font-weight: 600; 
    color: #777;
    display: flex; 
    align-items: center; 
    justify-content: center;
    transition: color 0.3s ease; 
    user-select: none;
    -webkit-tap-highlight-color: transparent; /* Mobilde tıklama vurgusunu kaldırır */
}

/* Kayan Mavi Arka Plan (500fps Akıcılık İçin Optimize Edildi) */
.slide-bg {
    position: absolute; 
    top: 6px; 
    left: 6px; 
    width: calc(50% - 6px); 
    height: 48px;
    background: var(--primary-blue); 
    border-radius: 50px;
    
    /* Animasyonu sadece transform ile sınırla ve GPU ivmelendirmesi kullan */
    transition: transform 0.35s cubic-bezier(0.25, 1, 0.5, 1);
    will-change: transform;
    z-index: 1; 
    box-shadow: 0 4px 15px rgba(0,80,181,0.3);
}

/* Müşteri Seçiliyken (Varsayılan) */
#typeCustomer:checked ~ .slide-bg { 
    transform: translate3d(0, 0, 0); 
}
#typeCustomer:checked + label { 
    color: var(--white); 
}

/* Plasiyer Seçiliyken */
#typeRep:checked ~ .slide-bg { 
    transform: translate3d(100%, 0, 0); 
}
#typeRep:checked + label { 
    color: var(--white); 
}

/* Form Elemanları */
.form-group { 
    margin-bottom: 25px; 
}

.form-group label {
    display: block; 
    font-size: 15px; 
    font-weight: 600; 
    color: #444; 
    margin-bottom: 10px;
}

.form-group input {
    width: 100%; 
    height: 55px; 
    padding: 0 20px; 
    font-size: 16px;
    border: 2px solid #eef2f7; 
    border-radius: 10px; 
    transition: all 0.3s ease;
    background-color: #f9fbfd;
}

.form-group input:focus {
    border-color: var(--primary-blue); 
    outline: none; 
    box-shadow: 0 0 0 4px rgba(0, 85, 184, 0.1); 
    background-color: #fff;
}

.form-group input::placeholder { 
    color: #aaa; 
}

/* Buton Tasarımı */
.btn-submit {
    width: 100%; 
    height: 55px; 
    background: var(--primary-blue); 
    color: var(--white);
    border: none; 
    border-radius: 10px; 
    font-size: 18px; 
    font-weight: 600;
    cursor: pointer; 
    transition: all 0.3s ease; 
    margin-top: 15px;
    will-change: transform; /* Performans için */
}

.btn-submit:hover { 
    background: var(--dark-blue); 
    transform: translateY(-3px); 
    box-shadow: 0 10px 20px rgba(0,80,181,0.3); 
}

/* Tıklanma (Basılma) Hissiyatı */
.btn-submit:active {
    transform: translateY(0) scale(0.98);
    box-shadow: 0 4px 10px rgba(0,80,181,0.2); 
}

/* Responsive (Mobil Uyumluluk) */
@media (max-width: 576px) {
    .login-card { padding: 30px 25px; }
    .login-header h2 { font-size: 26px; }
    .toggle-label { font-size: 14px; }
    .form-group input { height: 50px; font-size: 15px; }
    .btn-submit { height: 50px; font-size: 16px; }
}