/* --- Genel Sayfa Ayarları --- */
html, body {
    height: 100%;
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: #f4f7f9; 
    overflow: hidden; 
}

/* --- Ana Kapsayıcı --- */
/* Flexbox kullanarak sol menü ve sağ içeriği yan yana getirir */
.profile-container {
    display: flex;
    width: 100%;
    height: 100%;
}

/* --- Sol Menü (Sidebar) --- */
.profile-sidebar {
    width: 280px;
    flex-shrink: 0; 
    background-color: #ffffff;
    border-right: 1px solid #e9ecef;
    display: flex;
    flex-direction: column;
    padding: 20px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.03);
}

.profile-header {
    text-align: center;
    padding-bottom: 20px;
    border-bottom: 1px solid #e9ecef;
    margin-bottom: 20px;
}

.tab-navigation {
    flex-grow: 1; 
}

.profile-footer {
    margin-top: auto;
}

/* --- Sağ Ana İçerik Alanı --- */
.profile-main-content {
    flex-grow: 1; 
    padding: 30px 40px;
    overflow-y: auto;
    height: 100vh; 
}

/* --- Navigasyon Linkleri (Sol Menüdeki Butonlar) --- */
.tab-navigation .nav-link {
    display: flex;
    align-items: center;
    padding: 12px 15px;
    color: #5a6a7a;
    border-radius: 8px;
    margin-bottom: 5px;
    font-weight: 500;
    transition: all 0.2s ease-in-out;
    border: none; 
}

    .tab-navigation .nav-link i {
        margin-right: 15px;
        width: 20px;
        text-align: center;
        font-size: 1.1rem;
    }

    /* Aktif veya üzerine gelinen linkin stili */
    .tab-navigation .nav-link.active,
    .tab-navigation .nav-link:hover {
        background-color: #0d6efd; 
        color: #ffffff;
    }

/* --- Form Sekmeleri (Sağdaki İçerik Kutuları) --- */
.tab-pane {
    background: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    border: 1px solid #e9ecef;
}

/* Form içindeki başlıklar için ek stil */
.section-header {
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #eee;
}

/* Kaydet butonları için genel bir stil */
.form-actions {
    display: flex;
    justify-content: flex-end; 
    gap: 10px; 
    margin-top: 2rem;
}