/* Neomorphism (Soft UI) Tasarım Sistemi */
:root {
    --primary-color: #1e3a8a;
    --secondary-color: #312e81;
    --accent-color: #1e3a8a;
    --light-bg: rgba(255, 255, 255, 0.1);
    --dark-bg: #0f172a;
    --card-bg: #1e293b;
    --text-primary: #e2e8f0;
    --text-secondary: #a0aec0;
    --text-light: #718096;
    --shadow-light: rgba(255, 255, 255, 0.02);
    --shadow-dark: rgba(0, 0, 0, 0.1);
    --border-light: rgba(255, 255, 255, 0.2);
    --border-radius: 20px;
    --border-radius-sm: 12px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Genel Stiller */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #1e3a8a 0%, #312e81 100%);
    min-height: 100vh;
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Container Stilleri */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header ve Navbar */
.main-header {
    background: linear-gradient(135deg, #1e3a8a 0%, #312e81 100%);
    backdrop-filter: blur(20px);
    box-shadow: 
        20px 20px 60px var(--shadow-dark),
        -20px -20px 60px var(--shadow-light);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

.navbar {
    padding: 1rem 0;
}

.navbar-brand {
    font-weight: 600;
    font-size: 1.8rem;
    color: white !important;
    text-decoration: none;
    transition: var(--transition);
}

.brand-icon {
    width: 2.3rem;
    height: 2.3rem;
    color: white;
    margin-right: 1.8rem;
    position: relative;
    bottom: -2px;
}

.brand-icon svg {
    width: 100%;
    height: 100%;
    stroke-width: 2;
}

.brand-text {
    color: white;
    font-weight: 700;
    margin-left: 0.5rem;
}

.navbar-nav .nav-link {
    color: var(--text-secondary) !important;
    font-weight: 500;
    margin: 0 0.5rem;
    padding: 0.5rem 1rem !important;
    border-radius: var(--border-radius-sm);
    transition: var(--transition);
    position: relative;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: white !important;
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.navbar-toggler {
    border: none;
    padding: 0.25rem 0.5rem;
}

.navbar-toggler:focus {
    box-shadow: none;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='white' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    min-height: 35vh;
    display: flex;
    align-items: center;
    padding: 2rem 0;
}

.hero-content {
    text-align: center;
}

.hero-text {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    /* font-size: 3.5rem; */
    font-weight: 800;
    color: white;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2.5rem;
    line-height: 1.6;
}

/* Buton Stilleri */
.btn-primary-custom {
    top: 30px;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 
        0 10px 30px rgba(102, 126, 234, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    text-decoration: none;
    display: inline-block;
    position: relative;
    overflow: hidden;
}

.btn-primary-custom:hover {
    transform: translateY(-3px);
    box-shadow: 
        0 15px 40px rgba(102, 126, 234, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
    color: white;
}

.btn-primary-custom::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn-primary-custom:hover::before {
    left: 100%;
}

/* Özellik Kartları */
.features-section {
    padding: 80px 0;
    margin: 40px 0;
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.feature-card {
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    text-align: center;
    box-shadow: 
        10px 10px 30px var(--shadow-dark),
        -10px -10px 30px var(--shadow-light);
    transition: var(--transition);
    height: 100%;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 
        15px 15px 40px var(--shadow-dark),
        -15px -15px 40px var(--shadow-light);
    border-color: rgba(255, 255, 255, 0.4);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.feature-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Footer Stilleri */
.main-footer {
    /* background: linear-gradient(135deg, #1e3a8a 0%, #312e81 100%); */
    padding: 20px 0 20px;
    margin-top: 0px;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.footer-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.footer-text {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.footer-links {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: #60a5fa;
    transform: translateX(5px);
    display: inline-block;
}

.footer-contact {
    list-style: none;
    padding: 0;
}

.footer-contact li {
    margin-bottom: 0.8rem;
    color: var(--text-secondary);
}

.footer-contact a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.footer-contact a:hover {
    color: var(--primary-color);
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    text-decoration: none;
    transition: var(--transition);
    box-shadow: 
        0 5px 15px rgba(102, 126, 234, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.social-link:hover {
    transform: translateY(-3px);
    box-shadow: 
        0 8px 20px rgba(102, 126, 234, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
    color: white;
}

.footer-divider {
    border: none;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(102, 126, 234, 0.3), transparent);
    margin: 2rem 0;
}

.copyright {
    color: var(--text-secondary);
    margin: 0;
    font-size: 0.9rem;
}

/* Sayfa İçerik Stilleri */
.page-content {
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    padding: 3rem;
    margin: 40px 0;
    box-shadow: 
        20px 20px 60px var(--shadow-dark),
        -20px -20px 60px var(--shadow-light);
    border: 1px solid rgba(255, 255, 255, 0.2);

        .social-link {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            text-decoration: none;
            transition: var(--transition);
            box-shadow: 
                0 5px 15px rgba(102, 126, 234, 0.3),
                inset 0 1px 0 rgba(255, 255, 255, 0.2);
        }

        .social-link:hover {
            transform: translateY(-3px);
            box-shadow: 
                0 8px 20px rgba(102, 126, 234, 0.4),
                inset 0 1px 0 rgba(255, 255, 255, 0.3);
            color: white;
        }

        .footer-divider {
            border: none;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(102, 126, 234, 0.3), transparent);
            margin: 2rem 0;
        }

        .copyright {
            color: var(--text-secondary);
            margin: 0;
            font-size: 0.9rem;
        }

        /* Sayfa İçerik Stilleri */
        .page-content {
            background: rgba(255, 255, 255, 0.1);
            border-radius: var(--border-radius);
            padding: 3rem;
            margin: 40px 0;
            box-shadow: 
                20px 20px 60px var(--shadow-dark),
                -20px -20px 60px var(--shadow-light);
            border: 1px solid rgba(255, 255, 255, 0.2);
        }

        .page-title {
            font-size: 2.5rem;
            font-weight: 800;
            margin-bottom: 2rem;
            color: white;
        }
}

.page-section:nth-of-type(2) {
    margin-bottom: 1.5rem;
    padding-top: 1rem;
}

.page-section h2 {
    margin-bottom: 2rem;
}

.page-section > ul {
    margin-top: -1rem;
}

.page-section p {
    margin-top: -1rem;
}

.subsection {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-sm);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 
        inset 5px 5px 15px rgba(0, 0, 0, 0.1),
        inset -5px -5px 15px rgba(255, 255, 255, 0.05);
    transition: var(--transition);
}

.subsection:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

.subsection h3 {
    color: var(--text-primary);
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    padding-bottom: 1.0rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.subsection ul {
    margin: 0;
    padding-left: 1.5rem;
}

.subsection li {
    margin-bottom: 0.5rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.60);
}

.subsection p {
    color: rgba(255, 255, 255, 0.75);
    margin-bottom: 1rem;
}

.page-section li {
    margin-bottom: 0.5rem;
    line-height: 1.8;
}

/* İletişim Formu */
.contact-form {
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.form-control {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-sm);
    padding: 0.8rem 1rem;
    transition: var(--transition);
    box-shadow: inset 2px 2px 5px rgba(0, 0, 0, 0.05);
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 
        0 0 0 0.2rem rgba(102, 126, 234, 0.25),
        inset 2px 2px 5px rgba(0, 0, 0, 0.05);
    outline: none;
}

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

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

/* App Screenshots Styles */
.carousel {
    position: relative;
}

.carousel-inner {
    position: relative;
    width: 100%;
    overflow: hidden;
}

.carousel-item {
    display: none;
    position: relative;
    width: 100%;
    padding: 2rem 0;
    backface-visibility: hidden;
}

.carousel-item.active {
    display: block;
}

.screenshot-item {
    text-align: center;
    transition: var(--transition);
    margin-bottom: 1rem;
}

.screenshot-item:hover {
    transform: translateY(-5px);
}

.screenshot-image {
    width: 100%;
    max-width: 280px;
    /* height: 500px; */
    object-fit: cover;
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    transition: var(--transition);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.screenshot-title {
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 600;
    margin-top: 1rem;
}

@media (max-width: 768px) {
    .screenshot-image {
        max-width: 240px;
        /* height: 420px; */
    }
    
    .screenshot-title {
        font-size: 1rem;
    }
    
    .carousel-item {
        padding: 1rem 0;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-content {
        flex-direction: column;
        text-align: center;
        gap: 2rem;
    }
    
    .hero-text {
        text-align: center;
    }
    
    .page-content {
        padding: 2rem 1.5rem;
    }
    
    .page-title {
        font-size: 2rem;
    }
    
    .feature-card {
        padding: 2rem;
    }
    
    .main-footer {
        padding: 40px 0 20px;
    }
    
    /* Mobilde navbar düzenlemeleri */
    .navbar {
        padding: 0.8rem 0;
    }
    
    /* Mobilde sadece logoyu gizle, yazı kalsın */
    .brand-icon {
        display: none !important;
    }
    
    .navbar-brand {
        display: flex !important;
        justify-content: flex-start;
        width: auto;
    }
    
    .navbar-toggler {
        margin-left: auto;
    }
    
    .navbar-collapse {
        background: linear-gradient(135deg, #1e3a8a 0%, #312e81 100%);
        backdrop-filter: none;
        border-radius: var(--border-radius);
        margin-top: 0.5rem;
        padding: 0.5rem;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
        position: absolute;
        top: 100%;
        right: 0;
        left: 0;
        z-index: 1000;
        border: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .navbar-collapse.show {
        display: block !important;
    }
    
    .navbar-collapse.collapsing {
        height: 0;
        overflow: hidden;
        transition: height 0.35s ease;
    }
    
    .navbar-nav {
        margin: 0;
        text-align: center;
        width: 100%;
    }
    
    .navbar-nav .nav-link {
        margin: 0.5rem 0;
        padding: 0.8rem 1rem !important;
        font-size: 1rem;
        border-radius: var(--border-radius-sm);
        color: var(--text-secondary) !important;
    }
    
    .navbar-nav .nav-link:hover,
    .navbar-nav .nav-link.active {
        color: white !important;
        background: rgba(255, 255, 255, 0.1);
    }
}

@media (max-width: 480px) {
    .screenshot-image {
        max-width: 200px;
        /* height: 350px; */
    }
    
    /* Mobilde screenshot bölümünü tamamen gizle */
    #appScreenshotsCarousel {
        display: none;
    }
}
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-content {
        flex-direction: column;
        text-align: center;
        gap: 2rem;
    }
    
    .hero-text {
        text-align: center;
    }
    
    .page-content {
        padding: 2rem 1.5rem;
    }
    
    .page-title {
        font-size: 2rem;
    }
    
    .feature-card {
        padding: 2rem;
    }
    
    .main-footer {
        padding: 40px 0 20px;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .btn-primary-custom {
        padding: 0.8rem 2rem;
        font-size: 1rem;
    }
    
    .page-content {
        padding: 1.5rem 1rem;
        margin: 20px 0;
    }
    
    .container {
        padding: 0 15px;
    }
}

/* Scrollbar Stilleri */
::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: var(--light-bg);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
}

/* Loading ve Transition Efektleri */
.fade-in {
    animation: fadeIn 0.6s ease-out;
}

.slide-up {
    animation: fadeInUp 0.8s ease-out;
}

/* Accessibility İyileştirmeleri */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Hesap Silme Sayfası Stilleri */
.page-header {
    text-align: center;
    margin-bottom: 3rem;
}

.page-title {
    color: var(--text-primary);
    font-weight: 800;
    margin-bottom: 1rem;
    font-size: 2.5rem;
}

.page-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 0;
}

.account-deletion-card {
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 
        20px 20px 60px var(--shadow-dark),
        -20px -20px 60px var(--shadow-light);
    max-width: 900px;
    margin: 0 auto;
}

.account-deletion-form .form-label {
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 0.8rem;
    font-size: 1.1rem;
}

.account-deletion-form .form-control {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-sm);
    padding: 1rem;
    color: white;
    font-size: 1rem;
    transition: var(--transition);
    width: 100%;
}

.account-deletion-form .form-control:focus {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
    color: white;
}

.account-deletion-form .form-control::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.account-deletion-form .form-check {
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-sm);
    border: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.account-deletion-form .form-check-input {
    background-color: rgba(255, 255, 255, 0.1) !important;
    border: 1px solid rgba(255, 255, 255, 0.3) !important;
    width: 1.2rem;
    height: 1.2rem;
    flex-shrink: 0;
    margin: 0;
}

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

/* Bootstrap validation renklerini devre dışı bırak */
.form-check-input.is-valid~.form-check-label,
.was-validated .form-check-input:valid~.form-check-label {
    color: var(--text-primary) !important;
}

.form-check-input.is-valid,
.was-validated .form-check-input:valid {
    background-color: rgba(255, 255, 255, 0.1) !important;
    border: 1px solid rgba(255, 255, 255, 0.3) !important;
}

.form-check-input.is-valid:focus,
.was-validated .form-check-input:valid:focus {
    border-color: rgba(255, 255, 255, 0.4) !important;
    box-shadow: none !important;
}

.account-deletion-form .form-check-label {
    color: var(--text-primary);
    font-weight: 500;
    line-height: 1.5;
    margin: 0;
    flex: 1;
}

.form-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
}

/* Bootstrap btn-danger tamamen devre dışı bırak */
.btn-danger {
    background-color: #dc3545 !important;
    background-image: none !important;
    border: none !important;
    color: white !important;
}

.btn-danger:hover:not(:disabled) {
    background-color: #dc3545 !important;
    background-image: none !important;
    color: white !important;
}

.btn-danger:disabled {
    background-color: #6c757d !important;
    background-image: none !important;
    color: white !important;
    opacity: 0.6;
}

/* Özel deletion-btn stilleri */
.deletion-btn {
    background-color: #dc3545 !important;
    background-image: none !important;
    border: none !important;
    padding: 1rem 2.5rem;
    font-weight: 600;
    border-radius: var(--border-radius);
    transition: var(--transition);
    min-width: 200px;
    width: 100%;
}

.deletion-btn:hover:not(:disabled) {
    background-color: #dc3545 !important;
    background-image: none !important;
    transform: translateY(-2px);
}

.deletion-btn:disabled {
    background-color: #6c757d !important;
    background-image: none !important;
    cursor: not-allowed;
    opacity: 0.6;
}

.btn-secondary {
    background: linear-gradient(135deg, #6c757d, #5a6268);
    border: none;
    padding: 1rem 2rem;
    font-weight: 600;
    border-radius: var(--border-radius);
    transition: var(--transition);
    min-width: 180px;
}

.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(108, 117, 125, 0.3);
}

@media (max-width: 768px) {
    .page-title {
        font-size: 2rem;
    }
    
    .page-subtitle {
        font-size: 1rem;
    }
    
    .account-deletion-card {
        padding: 1.5rem;
        margin: 0 1rem;
    }
    
    .form-actions {
        flex-direction: column;
        gap: 1rem;
    }
    
    .deletion-btn,
    .btn-secondary {
        width: 100%;
        min-width: auto;
    }
    
    .btn-secondary {
        margin-left: 0 !important;
    }
}

@media (max-width: 480px) {
    .account-deletion-card {
        padding: 1rem;
        margin: 0 0.5rem;
    }
    
    .page-title {
        font-size: 1.8rem;
    }
    
    .account-deletion-form .form-label {
        font-size: 1rem;
    }
    
    .account-deletion-form .form-control {
        padding: 0.8rem;
    }
    
    .deletion-btn,
    .btn-secondary {
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
    }
}