/* ========================================
   LOGIN SAYFASI CSS STİLLERİ
   ========================================
   Bu dosya login sayfasının tüm stil tanımlarını içerir:
   - Modern glassmorphism tasarım
   - Responsive layout
   - Animasyonlar ve geçişler
   - Form stilleri
   - Modal popup stilleri
   
   NOT: Renk değişkenleri colors.css dosyasından alınır
*/

/* ========================================
   RESET VE TEMEL STİLLER
   ======================================== */
/* Tüm elementlerin margin ve padding'ini sıfırla */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Ana body stilleri */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; /* Modern font stack */
    background: var(--login-bg-dark); /* Koyu mavi arka plan */
    min-height: 100vh; /* Minimum yükseklik viewport kadar */
    display: flex; /* Flexbox layout */
    align-items: center; /* Dikey ortalama */
    justify-content: center; /* Yatay ortalama */
    padding: 20px; /* Kenar boşlukları */
    position: relative;
}

/* Arka plan gradient efekti */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #1a1f3a 0%, #2d3a8f 50%, #1a1f3a 100%);
    z-index: -1;
    opacity: 0.8;
}

/* ========================================
   ANA CONTAINER STİLLERİ
   ======================================== */
/* Login container - sayfa ortasında konumlandırılmış */
.login-container {
    width: 100%; /* Tam genişlik */
    max-width: 400px; /* Maksimum genişlik */
    animation: slideIn 0.6s ease-out; /* Giriş animasyonu */
}

/* Giriş animasyonu keyframes */
@keyframes slideIn {
    from {
        opacity: 0; /* Başlangıçta görünmez */
        transform: translateY(-30px); /* Yukarıdan başla */
    }
    to {
        opacity: 1; /* Sonunda görünür */
        transform: translateY(0); /* Normal pozisyona gel */
    }
}

/* ========================================
   LOGIN KUTUSU STİLLERİ
   ======================================== */
/* Ana login kutusu - koyu mavi tema */
.login-box {
    background: var(--login-card-bg); /* Koyu mavi kart arka planı */
    backdrop-filter: blur(10px); /* Arka plan bulanıklığı */
    border-radius: 20px; /* Yuvarlatılmış köşeler */
    padding: 40px; /* İç boşluk */
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(45, 58, 143, 0.3); /* Koyu gölge ve kenarlık */
    border: 1px solid var(--login-card-border); /* Koyu mavi kenarlık */
}

/* ========================================
   LOGO BÖLÜMÜ STİLLERİ
   ======================================== */
/* Logo bölümü container */
.logo-section {
    text-align: center; /* Ortalama */
    margin-bottom: 30px; /* Alt boşluk */
    position: relative; /* Skeleton loader için */
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

/* Logo resmi stilleri */
.logo {
    width: 214px; /* Genişlik */
    height: 54px; /* Yükseklik */
    max-width: calc(100% - 20px); /* Responsive */
    object-fit: contain; /* Orantı korunur */
    margin-bottom: 5px; /* Alt boşluk */
    transition: transform 0.3s ease, opacity 0.3s ease; /* Hover ve loading animasyonu */
    background: transparent;
    color: transparent; /* Alt text'i gizle */
    opacity: 0; /* Başlangıçta gizli */
    position: relative;
    z-index: 2;
}

/* Logo yüklendiğinde */
.logo.loaded {
    opacity: 1;
}

/* Logo hover efekti */
.logo:hover {
    transform: scale(1.05); /* %5 büyütme */
}

/* Logo slogan */
.logo-slogan {
    font-size: 14px; /* Font boyutu */
    font-weight: 400; /* Font kalınlığı */
    color: var(--login-text-secondary); /* Açık mavi renk */
    margin: 0; /* Margin sıfırla */
    line-height: 1.2;
    letter-spacing: 0.5px;
    opacity: 0.9;
}

/* Logo skeleton loader */
.logo-section::before {
    content: '';
    width: 214px;
    height: 54px;
    max-width: calc(100% - 20px);
    background: linear-gradient(90deg, 
        rgba(0, 0, 0, 0.05) 0%, 
        rgba(0, 0, 0, 0.1) 50%, 
        rgba(0, 0, 0, 0.05) 100%);
    background-size: 200% 100%;
    animation: shimmer-login 1.5s infinite;
    border-radius: 6px;
    margin-bottom: 5px;
    position: absolute;
    z-index: 1;
    transition: opacity 0.3s ease;
}

.logo-section.logo-loaded::before {
    opacity: 0;
    pointer-events: none;
}

@keyframes shimmer-login {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

/* Logo başlığı (eski - kaldırıldı) */
.logo-section h1 {
    color: var(--text-primary); /* Koyu gri renk */
    font-size: 28px; /* Font boyutu */
    font-weight: 600; /* Font kalınlığı */
    margin-bottom: 5px; /* Alt boşluk */
}

/* ========================================
   FORM TABS STİLLERİ
   ======================================== */
/* Form tab container */
.form-tabs {
    display: flex;
    margin-bottom: 25px;
    background: rgba(45, 58, 143, 0.2);
    border-radius: 12px;
    padding: 4px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(45, 58, 143, 0.3);
}

/* Tab butonları */
.tab-btn {
    flex: 1;
    padding: 12px 20px;
    background: transparent;
    border: none;
    border-radius: 8px;
    color: var(--login-text-secondary);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

/* Aktif tab */
.tab-btn.active {
    background: var(--primary-color);
    color: var(--login-text-primary);
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.4);
}

/* Tab hover efekti */
.tab-btn:not(.active):hover {
    background: rgba(45, 58, 143, 0.3);
    color: var(--login-text-primary);
}

/* ========================================
   FORM STİLLERİ
   ======================================== */
/* Ana form container */
.login-form, .register-form {
    width: 100%; /* Tam genişlik */
    display: none; /* Varsayılan olarak gizli */
}

/* Aktif form */
.login-form.active, .register-form.active {
    display: block; /* Aktif form göster */
    animation: fadeInUp 0.4s ease;
}

/* Form grup container */
.form-group {
    margin-bottom: 20px; /* Alt boşluk */
}

/* Input label */
.input-label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--login-text-primary);
    margin-bottom: 8px;
    letter-spacing: 0.3px;
}

/* Input grup container - ikon ve input birlikte */
.input-group {
    position: relative; /* Pozisyon referansı */
    display: flex; /* Flexbox layout */
    align-items: center; /* Dikey ortalama */
}

/* Input grup ikonları */
.input-group i {
    position: absolute; /* Mutlak pozisyon */
    left: 18px; /* Sol boşluk */
    color: var(--login-text-secondary); /* Açık mavi renk */
    font-size: 16px; /* İkon boyutu */
    z-index: 2; /* Katman sırası */
}

/* Input alanları */
.input-group input {
    width: 100%; /* Tam genişlik */
    padding: 15px 50px 15px 50px; /* İç boşluk (sol ikon + sağ şifre butonu için) */
    border: 2px solid rgba(45, 58, 143, 0.5); /* Koyu mavi kenarlık */
    border-radius: 12px; /* Yuvarlatılmış köşeler */
    font-size: 16px; /* Font boyutu */
    transition: all 0.3s ease; /* Geçiş animasyonu */
    background: rgba(30, 36, 71, 0.6); /* Koyu mavi arka plan */
    color: var(--login-text-primary); /* Beyaz metin */
}

/* Input focus durumu */
.input-group input:focus {
    outline: none; /* Varsayılan outline'ı kaldır */
    border-color: var(--primary-color); /* Mavi kenarlık */
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.2); /* Mavi gölge */
    transform: translateY(-2px); /* Yukarı hareket */
    background: rgba(30, 36, 71, 0.8); /* Daha açık arka plan */
}

/* Placeholder stilleri */
.input-group input::placeholder {
    color: var(--login-text-muted) !important; /* Açık mavi renk */
}

/* Hata durumunda input stilleri */
.input-group input.error {
    border-color: var(--danger-color) !important; /* Kırmızı kenarlık */
}

.input-group input.error::placeholder {
    color: var(--danger-color) !important; /* Kırmızı placeholder */
}

/* Alan hata mesajları */
.field-error {
    color: var(--danger-color) !important; /* Kırmızı renk */
    font-size: 12px !important; /* Küçük font */
    margin-top: 5px !important; /* Üst boşluk */
    margin-left: 0 !important; /* Sol boşluk sıfır */
    text-align: left !important; /* Sol hizalama */
    display: block !important; /* Blok element */
    width: 100% !important; /* Tam genişlik */
    animation: fadeIn 0.3s ease !important; /* Fade in animasyonu */
}

/* Şifre göster/gizle butonu */
.toggle-password {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    cursor: pointer;
    color: var(--login-text-muted);
    transition: color 0.3s ease;
    z-index: 3;
    padding: 5px;
    background: transparent;
    border: none;
    font-size: 16px;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.toggle-password:hover {
    color: var(--primary-light);
}

.toggle-password:focus {
    outline: none;
    color: var(--primary-light);
}

/* Form seçenekleri */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    flex-wrap: wrap;
    gap: 10px;
}

/* Beni hatırla */
.remember-me {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: 14px;
    color: var(--login-text-secondary);
}

.remember-me input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 18px;
    height: 18px;
    border: 2px solid rgba(45, 58, 143, 0.6);
    border-radius: 4px;
    margin-right: 8px;
    position: relative;
    transition: all 0.3s ease;
    background: rgba(30, 36, 71, 0.4);
}

.remember-me input[type="checkbox"]:checked + .checkmark {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.remember-me input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 12px;
    font-weight: bold;
}

/* Şifremi unuttum */
.forgot-password {
    color: var(--primary-light);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.forgot-password:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

/* Giriş butonu */
.login-btn, .register-btn {
    width: 100%;
    padding: 15px;
    background: var(--gradient-primary);
    color: var(--text-light);
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.login-btn:hover, .register-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px var(--shadow-primary);
}

.login-btn:active, .register-btn:active {
    transform: translateY(0);
}

.login-btn:disabled, .register-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

/* Hizmet sözleşmesi checkbox */
.terms-checkbox {
    display: flex;
    align-items: flex-start;
    cursor: pointer;
    font-size: 13px;
    color: var(--login-text-secondary);
    line-height: 1.4;
    margin-bottom: 0;
}

.terms-checkbox input[type="checkbox"] {
    display: none;
}

.terms-checkbox .checkmark {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(45, 58, 143, 0.6);
    border-radius: 3px;
    margin-right: 8px;
    margin-top: 2px;
    position: relative;
    transition: all 0.3s ease;
    flex-shrink: 0;
    background: rgba(30, 36, 71, 0.4);
}

.terms-checkbox input[type="checkbox"]:checked + .checkmark {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.terms-checkbox input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 10px;
    font-weight: bold;
}

/* Hizmet sözleşmesi linki */
.terms-link {
    color: var(--primary-light);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.terms-link:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

/* Şifre gereksinimleri */
.password-requirements {
    margin-top: 8px;
    padding: 10px;
    background: rgba(45, 58, 143, 0.2);
    border-radius: 8px;
    border: 1px solid rgba(45, 58, 143, 0.3);
}

/* Kullanıcı adı gereksinimleri */
.username-requirements {
    margin-top: 8px;
    padding: 10px;
    background: rgba(45, 58, 143, 0.2);
    border-radius: 8px;
    border: 1px solid rgba(45, 58, 143, 0.3);
}

.requirement-item {
    display: flex;
    align-items: center;
    margin-bottom: 5px;
    font-size: 12px;
    color: var(--login-text-muted);
    transition: all 0.3s ease;
}

.requirement-item:last-child {
    margin-bottom: 0;
}

.requirement-item i {
    margin-right: 8px;
    width: 12px;
    text-align: center;
    transition: all 0.3s ease;
}

.requirement-item.valid {
    color: var(--accent-color);
}

.requirement-item.valid i {
    color: var(--accent-color);
}

.requirement-item.invalid {
    color: var(--danger-color);
}

.requirement-item.invalid i {
    color: var(--danger-color);
}

/* Loading animasyonu */
.loading-icon {
    margin-left: 10px;
}

/* Mesaj stilleri */
.error-message, .success-message {
    margin-top: 15px;
    padding: 12px;
    border-radius: 8px;
    font-size: 14px;
    text-align: center;
    animation: fadeIn 0.3s ease;
}

.error-message {
    background: rgba(220, 53, 69, 0.1);
    color: var(--danger-color);
    border: 1px solid rgba(220, 53, 69, 0.2);
}

.success-message {
    background: rgba(40, 167, 69, 0.1);
    color: var(--accent-color);
    border: 1px solid rgba(40, 167, 69, 0.2);
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Modal stilleri */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: var(--login-card-bg);
    margin: 10% auto;
    padding: 30px;
    border-radius: 15px;
    width: 90%;
    max-width: 400px;
    position: relative;
    animation: modalSlideIn 0.3s ease;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    border: 1px solid var(--login-card-border);
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.close {
    color: var(--login-text-muted);
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    position: absolute;
    right: 15px;
    top: 15px;
}

.close:hover {
    color: var(--login-text-primary);
}

.modal-content h2 {
    margin-bottom: 20px;
    color: var(--login-text-primary);
    text-align: center;
}

.reset-btn {
    width: 100%;
    padding: 12px;
    background: var(--gradient-primary);
    color: var(--text-light);
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.reset-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 5px 15px var(--shadow-primary);
}

/* Hizmet sözleşmesi modal içeriği */
.terms-content {
    max-height: 400px;
    overflow-y: auto;
    margin-bottom: 20px;
    padding-right: 10px;
}

.terms-content h3 {
    color: var(--primary-light);
    font-size: 16px;
    margin: 15px 0 8px 0;
    font-weight: 600;
}

.terms-content p {
    color: var(--login-text-secondary);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 12px;
}

.terms-actions {
    text-align: center;
    padding-top: 15px;
    border-top: 1px solid rgba(45, 58, 143, 0.3);
}

.accept-terms-btn {
    padding: 12px 30px;
    background: var(--gradient-primary);
    color: var(--text-light);
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.accept-terms-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 5px 15px var(--shadow-primary);
}

/* Responsive tasarım */
@media (max-width: 480px) {
    .login-box {
        padding: 30px 20px;
        margin: 10px;
    }
    
    .form-tabs {
        margin-bottom: 20px;
    }
    
    .tab-btn {
        padding: 10px 15px;
        font-size: 13px;
    }
    
    .form-options {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .logo {
        width: 180px;
        height: 45px;
        max-width: calc(100% - 10px);
    }
    
    .logo-section::before {
        width: 180px;
        height: 45px;
        max-width: calc(100% - 10px);
    }
    
    .logo-slogan {
        font-size: 12px;
    }
    
    .logo-section h1 {
        font-size: 24px;
    }
    
    .input-group input {
        padding: 12px 45px 12px 40px; /* Mobilde de sağ boşluk korunur */
        font-size: 14px;
    }
    
    .toggle-password {
        right: 12px; /* Mobilde biraz daha yakın */
        font-size: 14px;
        width: 20px;
        height: 20px;
    }
    
    .login-btn, .register-btn {
        padding: 12px;
        font-size: 14px;
    }
    
    .terms-checkbox {
        font-size: 12px;
    }
    
    .password-requirements {
        padding: 8px;
        margin-top: 6px;
    }
    
    .requirement-item {
        font-size: 11px;
        margin-bottom: 3px;
    }
    
    .modal-content {
        margin: 5% auto;
        padding: 20px;
        width: 95%;
    }
    
    .terms-content {
        max-height: 300px;
    }
}

/* Geçiş animasyonları */
.form-group {
    animation: fadeInUp 0.6s ease forwards;
    opacity: 0;
}

.form-group:nth-child(1) { animation-delay: 0.1s; }
.form-group:nth-child(2) { animation-delay: 0.2s; }
.form-options { animation: fadeInUp 0.6s ease 0.3s forwards; opacity: 0; }
.login-btn { animation: fadeInUp 0.6s ease 0.4s forwards; opacity: 0; }

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* reCAPTCHA stilleri */
.g-recaptcha {
    margin: 15px 0;
    display: flex;
    justify-content: center;
}

.g-recaptcha > div {
    transform: scale(0.9);
    transform-origin: center;
}

@media (max-width: 768px) {
    .g-recaptcha > div {
        transform: scale(0.8);
    }
}




/* ========================================
   HESAP TÜRÜ SEÇİMİ - YENİ TASARIM
   ======================================== */
.account-type-selector {
    display: flex;
    gap: 15px;
    margin-bottom: 25px;
}

.account-type-option {
    flex: 1;
    cursor: pointer;
    position: relative;
}

.account-type-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.option-content {
    display: flex;
    align-items: center;
    padding: 20px 18px;
    background: rgba(255, 255, 255, 0.08);
    border: 2px solid var(--primary-color);
    border-radius: 15px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(15px);
    position: relative;
    overflow: hidden;
}

.option-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s ease;
}

.option-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(102, 126, 234, 0.15);
    border-radius: 12px;
    margin-right: 15px;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.option-icon i {
    font-size: 20px;
    color: var(--primary-color);
    transition: all 0.3s ease;
}

.option-text {
    display: flex;
    flex-direction: column;
    flex: 1;
}

.option-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 4px;
    transition: all 0.3s ease;
}

.option-desc {
    font-size: 13px;
    color: rgba(108, 117, 125, 0.8);
    font-weight: 400;
    transition: all 0.3s ease;
}

/* Hover Effects */
.account-type-option:hover .option-content {
    background: rgba(255, 255, 255, 0.12);
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.15);
}

.account-type-option:hover .option-content::before {
    left: 100%;
}

.account-type-option:hover .option-icon {
    background: rgba(102, 126, 234, 0.2);
    transform: scale(1.05);
}

.account-type-option:hover .option-icon i {
    transform: scale(1.1);
}

.account-type-option:hover .option-title {
    color: var(--primary-color);
}

/* Selected State */
.account-type-option input[type="radio"]:checked + .option-content {
    background: rgba(102, 126, 234, 0.15);
    border-color: var(--accent-color);
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(40, 167, 69, 0.25);
}

.account-type-option input[type="radio"]:checked + .option-content .option-icon {
    background: var(--accent-color);
    transform: scale(1.1);
}

.account-type-option input[type="radio"]:checked + .option-content .option-icon i {
    color: white;
    transform: scale(1.1);
}

.account-type-option input[type="radio"]:checked + .option-content .option-title {
    color: var(--accent-color);
    font-weight: 700;
}

.account-type-option input[type="radio"]:checked + .option-content .option-desc {
    color: var(--accent-color);
    opacity: 0.8;
}

/* ========================================
   KURUMSAL ALANLAR - YENİ TASARIM
   ======================================== */
.corporate-fields {
    display: none;
    margin-bottom: 25px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0;
    transform: translateY(-10px);
    max-height: 0;
    overflow: hidden;
}

.corporate-fields.show {
    display: block;
    opacity: 1;
    transform: translateY(0);
    max-height: 800px;
    animation: slideDown 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideDown {
    from {
        opacity: 0;
        max-height: 0;
        transform: translateY(-15px);
    }
    to {
        opacity: 1;
        max-height: 800px;
        transform: translateY(0);
    }
}

.corporate-fields .form-group {
    margin-bottom: 18px;
}

.corporate-fields .input-group {
    position: relative;
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.08);
    border: 2px solid var(--primary-color);
    border-radius: 15px;
    padding: 15px 18px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(15px);
    position: relative;
    overflow: hidden;
}

.corporate-fields .input-group::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.08), transparent);
    transition: left 0.5s ease;
}

.corporate-fields .input-group:focus-within::before {
    left: 100%;
}

.corporate-fields .input-group:focus-within {
    border-color: var(--accent-color);
    background: rgba(40, 167, 69, 0.1);
    box-shadow: 0 0 25px rgba(40, 167, 69, 0.3);
    transform: translateY(-2px) scale(1.01);
}

.corporate-fields .input-group i {
    color: var(--primary-color);
    margin-right: 20px;
    margin-left: -20px;
    font-size: 18px;
    transition: all 0.3s ease;
    z-index: 1;
    position: relative;
}

.corporate-fields .input-group:focus-within i {
    color: var(--accent-color);
    transform: scale(1.15);
    filter: drop-shadow(0 0 8px rgba(40, 167, 69, 0.4));
}

.corporate-fields .input-group input,
.corporate-fields .input-group select {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: white;
    font-size: 15px;
    font-weight: 500;
    z-index: 1;
    position: relative;
    letter-spacing: 0.3px;
    padding-left: 5px;
}

.corporate-fields .input-group input::placeholder,
.corporate-fields .input-group select option {
    color: rgba(108, 117, 125, 0.8) !important;
    font-weight: 400;
}

.corporate-fields .input-group select {
    cursor: pointer;
    color: white !important;
}

.corporate-fields .input-group select:invalid {
    color: rgba(108, 117, 125, 0.8) !important;
}

.corporate-fields .input-group select option {
    background: #f8f9fa;
    color: #2c3e50;
    padding: 8px 12px;
}

.corporate-fields .input-group select option:hover {
    background: var(--primary-color);
    color: white;
}

.corporate-fields .input-group:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: var(--primary-color);
    transform: translateY(-1px);
}

/* ========================================
   RESPONSIVE TASARIM
   ======================================== */
@media (max-width: 768px) {
    .account-type-selector {
        flex-direction: column;
        gap: 12px;
    }
    
    .option-content {
        padding: 16px 15px;
    }
    
    .option-icon {
        width: 40px;
        height: 40px;
        margin-right: 12px;
    }
    
    .option-icon i {
        font-size: 18px;
    }
    
    .option-title {
        font-size: 15px;
    }
    
    .option-desc {
        font-size: 12px;
    }
    
    .corporate-fields .input-group {
        padding: 12px 15px;
    }
    
    .corporate-fields .input-group i {
        font-size: 16px;
        margin-right: 15px;
        margin-left: -15px;
    }
    
    .corporate-fields .input-group input,
    .corporate-fields .input-group select {
        font-size: 14px;
    }
    
    .select-placeholder {
        font-size: 13px;
    }
    
    .select-option {
        padding: 10px 12px;
    }
    
    .select-option i {
        font-size: 14px;
        margin-right: 10px;
    }
    
    .select-option span {
        font-size: 13px;
    }
}