:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --border-radius: 8px;
    --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    margin: 0;
    padding: 0;
}

/* Form Header Stilleri */
.form-header {
    margin-bottom: 2rem;
}

.form-logo {
    max-height: 80px;
    max-width: 100%;
    height: auto;
    width: auto;
    object-fit: contain;
    transition: all 0.3s ease;
}

.form-logo:hover {
    transform: scale(1.05);
    opacity: 0.8;
}

.form-title {
    font-size: 1.8rem;
    font-weight: bold;
    color: #333;
    margin-bottom: 0.5rem;
    letter-spacing: 1px;
}

.website-url {
    color: #007bff;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    text-decoration: none;
    letter-spacing: 0.5px;
}

.website-url:hover {
    color: #0056b3;
    text-decoration: underline;
}

.form-instruction {
    color: #666;
    font-size: 1rem;
    margin-bottom: 1.5rem;
}

/* Sosyal Medya Kutucukları */
.social-buttons {
    margin-bottom: 2rem;
}

.social-icon-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    padding: 1rem;
    border-radius: 15px;
    transition: all 0.3s ease;
    min-width: 80px;
    position: relative;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.social-icon-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.social-icon-box:hover::before {
    transform: translateX(100%);
}

.social-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    transition: all 0.3s ease;
    position: relative;
    z-index: 2;
}

.social-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    z-index: 2;
}

/* Facebook Kutucuğu */
.facebook-box {
    color: #1877f2;
    border-color: rgba(24, 119, 242, 0.3);
}

.facebook-box:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 10px 25px rgba(24, 119, 242, 0.3);
    border-color: #1877f2;
}

.facebook-box .social-icon {
    background: linear-gradient(135deg, #1877f2, #42a5f5);
    color: white;
    box-shadow: 0 4px 15px rgba(24, 119, 242, 0.4);
}

.facebook-box:hover .social-icon {
    transform: rotate(360deg) scale(1.1);
    box-shadow: 0 6px 20px rgba(24, 119, 242, 0.6);
}

.facebook-box:hover .social-label {
    color: #1877f2;
    font-weight: 700;
}

/* Instagram Kutucuğu */
.instagram-box {
    color: #e4405f;
    border-color: rgba(228, 64, 95, 0.3);
}

.instagram-box:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 10px 25px rgba(228, 64, 95, 0.3);
    border-color: #e4405f;
}

.instagram-box .social-icon {
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(225, 48, 108, 0.4);
}

.instagram-box:hover .social-icon {
    transform: rotate(360deg) scale(1.1);
    box-shadow: 0 6px 20px rgba(225, 48, 108, 0.6);
}

.instagram-box:hover .social-label {
    color: #e4405f;
    font-weight: 700;
}

/* LinkedIn Kutucuğu */
.linkedin-box {
    color: #0077b5;
    border-color: rgba(0, 119, 181, 0.3);
}

.linkedin-box:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 10px 25px rgba(0, 119, 181, 0.3);
    border-color: #0077b5;
}

.linkedin-box .social-icon {
    background: linear-gradient(135deg, #0077b5, #00a0dc);
    color: white;
    box-shadow: 0 4px 15px rgba(0, 119, 181, 0.4);
}

.linkedin-box:hover .social-icon {
    transform: rotate(360deg) scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 119, 181, 0.6);
}

.linkedin-box:hover .social-label {
    color: #0077b5;
    font-weight: 700;
}

/* YouTube Kutucuğu */
.youtube-box {
    color: #ff0000;
    border-color: rgba(255, 0, 0, 0.3);
}

.youtube-box:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 10px 25px rgba(255, 0, 0, 0.3);
    border-color: #ff0000;
}

.youtube-box .social-icon {
    background: linear-gradient(135deg, #ff0000, #ff4444);
    color: white;
    box-shadow: 0 4px 15px rgba(255, 0, 0, 0.4);
}

.youtube-box:hover .social-icon {
    transform: rotate(360deg) scale(1.1);
    box-shadow: 0 6px 20px rgba(255, 0, 0, 0.6);
}

.youtube-box:hover .social-label {
    color: #ff0000;
    font-weight: 700;
}

/* Twitter/X Kutucuğu */
.twitter-box {
    color: #1da1f2;
    border-color: rgba(29, 161, 242, 0.3);
}

.twitter-box:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 10px 25px rgba(29, 161, 242, 0.3);
    border-color: #1da1f2;
}

.twitter-box .social-icon {
    background: linear-gradient(135deg, #1da1f2, #0d8bd9);
    color: white;
    box-shadow: 0 4px 15px rgba(29, 161, 242, 0.4);
}

.twitter-box:hover .social-icon {
    transform: rotate(360deg) scale(1.1);
    box-shadow: 0 6px 20px rgba(29, 161, 242, 0.6);
}

.twitter-box:hover .social-label {
    color: #1da1f2;
    font-weight: 700;
}

/* Header Stilleri */
header {
    background: linear-gradient(135deg, var(--primary-color) 0%, #0056b3 100%) !important;
    box-shadow: var(--box-shadow);
}

.logo {
    border-radius: 50%;
    border: 3px solid rgba(255, 255, 255, 0.3);
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

.social-links a {
    display: inline-block;
    width: 40px;
    height: 40px;
    line-height: 40px;
    text-align: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    text-decoration: none;
}

.social-links a:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

/* Ana İçerik */
main {
    padding: 2rem 0;
}

.card {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
}

.card-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, #0056b3 100%) !important;
    border: none;
    padding: 1.5rem;
}

.card-header h3 {
    font-weight: 600;
    margin: 0;
}

.card-body {
    padding: 2rem;
}

/* Form Stilleri */
.form-label {
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.form-control,
.form-select {
    border: 2px solid #e9ecef;
    border-radius: 8px;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
    background: white;
}

.form-control:hover,
.form-select:hover {
    border-color: #ced4da;
}

/* Radio Button Stilleri */
.form-check {
    margin-bottom: 0.5rem;
    display: inline-block;
    margin-right: 1.5rem;
}

.form-check-input {
    width: 1.2em;
    height: 1.2em;
    margin-top: 0.1em;
    border: 2px solid #dee2e6;
}

.form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.form-check-label {
    margin-left: 0.5rem;
    font-weight: 500;
    color: #495057;
}

/* Checkbox Stilleri */
.form-check-input[type="checkbox"] {
    border-radius: 4px;
}

/* Buton Stilleri */
.btn {
    border-radius: var(--border-radius);
    font-weight: 600;
    padding: 0.75rem 2rem;
    transition: all 0.3s ease;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, #0056b3 100%);
    box-shadow: 0 4px 15px rgba(0, 123, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 123, 255, 0.4);
    background: linear-gradient(135deg, #0056b3 0%, var(--primary-color) 100%);
}

.btn-lg {
    padding: 1rem 3rem;
    font-size: 1.1rem;
}

/* Alert Stilleri */
.alert {
    border: none;
    border-radius: var(--border-radius);
    padding: 1rem 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--box-shadow);
}

.alert-success {
    background: linear-gradient(135deg, var(--success-color) 0%, #1e7e34 100%);
    color: white;
}

.alert-danger {
    background: linear-gradient(135deg, var(--danger-color) 0%, #c82333 100%);
    color: white;
}

.alert i {
    font-size: 1.2em;
}

/* Footer Stilleri */
footer {
    background: linear-gradient(135deg, var(--dark-color) 0%, #000 100%) !important;
    margin-top: auto;
}

/* Responsive Tasarım */
@media (max-width: 768px) {
    .card-body {
        padding: 1.5rem;
    }
    
    .form-title {
        font-size: 1.5rem;
    }
    
    .form-logo {
        max-height: 60px;
    }
    
    .website-url {
        font-size: 1rem;
    }
    
    .social-buttons {
        gap: 1rem !important;
    }
    
    .social-icon-box {
        min-width: 70px;
        padding: 0.75rem;
    }
    
    .social-icon {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }
    
    .social-label {
        font-size: 0.7rem;
    }
    
    .social-links {
        text-align: center;
        margin-top: 1rem;
    }
    
    .social-links a {
        margin: 0 0.25rem;
    }
    
    header .row {
        text-align: center;
    }
    
    header .col-md-6:last-child {
        margin-top: 1rem;
    }
}

@media (max-width: 576px) {
    main {
        padding: 1rem 0;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .social-buttons {
        gap: 0.5rem !important;
    }
    
    .social-icon-box {
        min-width: 60px;
        padding: 0.5rem;
    }
    
    .social-icon {
        width: 35px;
        height: 35px;
        font-size: 1rem;
    }
    
    .social-label {
        font-size: 0.65rem;
    }
    
    .btn-lg {
        padding: 0.75rem 2rem;
        font-size: 1rem;
    }
}

/* Animasyonlar */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.card {
    animation: fadeInUp 0.6s ease-out;
}

/* Loading Animasyonu */
.btn .fa-spinner {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Form Alanı Odaklanma Efekti */
.form-group {
    position: relative;
    margin-bottom: 1.5rem;
}

.form-group.focused .form-label {
    color: var(--primary-color);
    transform: translateY(-2px);
    transition: all 0.3s ease;
}

/* Özel Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #0056b3;
}

/* Gerekli Alan İşaretleri */
.text-danger {
    color: var(--danger-color) !important;
    font-weight: bold;
}

/* Hover Efektleri */
.form-control:hover,
.form-select:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* Başarı Mesajı Animasyonu */
.alert-success {
    animation: slideInDown 0.5s ease-out;
}

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

/* Hata Mesajı Animasyonu */
.alert-danger {
    animation: shake 0.5s ease-out;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}