/* Ana CSS Dosyası - Modern Tema */

/* Genel Stiller */
:root {
    /* Modern Renk Paleti */
    --primary-color: #6366f1;
    --primary-dark: #4338ca;
    --primary-light: #8b5cf6;
    --secondary-color: #64748b;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --info-color: #06b6d4;
    --light-color: #f8fafc;
    --dark-color: #1e293b;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;

    /* Tipografi */
    --font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
    --font-heading: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;

    /* Spacing */
    --border-radius: 12px;
    --border-radius-lg: 16px;
    --border-radius-xl: 20px;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
}

* {
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--gray-50);
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Ana İçerik */
.main-content {
    min-height: calc(100vh - 200px);
}

/* Navbar Özelleştirmeleri */
.navbar {
    backdrop-filter: blur(20px);
    background-color: rgba(255, 255, 255, 0.95) !important;
    border-bottom: 1px solid var(--gray-200);
    box-shadow: var(--shadow-sm);
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--primary-color) !important;
    font-family: var(--font-heading);
}

.navbar-nav .nav-link {
    font-weight: 500;
    color: var(--gray-700) !important;
    transition: all 0.3s ease;
    padding: 0.75rem 1rem !important;
    border-radius: var(--border-radius);
    margin: 0 0.25rem;
}

.navbar-nav .nav-link:hover {
    color: var(--primary-color) !important;
    background-color: var(--gray-100);
}

.navbar-nav .nav-link.active {
    background-color: var(--primary-color);
    color: white !important;
}

/* Kartlar */
.card {
    border: none;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: white;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.card-header {
    background: linear-gradient(135deg, var(--gray-50) 0%, white 100%);
    border-bottom: 1px solid var(--gray-200);
    font-weight: 600;
    color: var(--gray-800);
}

.card-body {
    padding: 1.5rem;
}

/* Butonlar */
.btn {
    border-radius: var(--border-radius);
    font-weight: 500;
    padding: 0.625rem 1.5rem;
    font-size: 0.875rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
    letter-spacing: 0.025em;
    position: relative;
    overflow: hidden;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn:active {
    transform: translateY(0);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: white;
    box-shadow: var(--shadow);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
    box-shadow: var(--shadow-lg);
    color: white;
}

.btn-outline-primary {
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    background: transparent;
}

.btn-outline-primary:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.btn-secondary {
    background: var(--gray-600);
    color: white;
}

.btn-secondary:hover {
    background: var(--gray-700);
    color: white;
}

.btn-lg {
    padding: 0.875rem 2rem;
    font-size: 1rem;
    border-radius: var(--border-radius-lg);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
}

/* Loading Spinner */
.spinner-border {
    width: 2rem;
    height: 2rem;
    color: var(--primary-color);
}

/* Responsive Tasarım */
@media (max-width: 768px) {
    .display-4 {
        font-size: 2rem;
    }

    .lead {
        font-size: 1rem;
    }

    .btn-lg {
        padding: 0.75rem 1.5rem;
        font-size: 0.95rem;
    }

    .hero-section {
        padding: 2rem 1rem;
    }

    .navbar-nav .nav-link {
        padding: 0.5rem 0.75rem !important;
    }
}

/* Animasyonlar */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

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

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

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--gray-400);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

/* Form Elemanları */
.form-control {
    border-radius: var(--border-radius);
    border: 2px solid var(--gray-300);
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
    transition: all 0.3s ease;
    background: white;
    color: var(--gray-800);
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgb(99 102 241 / 0.1);
    outline: none;
}

.form-control::placeholder {
    color: var(--gray-400);
}

.form-label {
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: 0.5rem;
}

/* Alert Mesajları */
.alert {
    border-radius: var(--border-radius);
    border: none;
    font-weight: 500;
    box-shadow: var(--shadow-sm);
}

.alert-success {
    background-color: rgb(16 185 129 / 0.1);
    color: var(--success-color);
    border-left: 4px solid var(--success-color);
}

.alert-danger {
    background-color: rgb(239 68 68 / 0.1);
    color: var(--danger-color);
    border-left: 4px solid var(--danger-color);
}

.alert-warning {
    background-color: rgb(245 158 11 / 0.1);
    color: var(--warning-color);
    border-left: 4px solid var(--warning-color);
}

.alert-info {
    background-color: rgb(6 182 212 / 0.1);
    color: var(--info-color);
    border-left: 4px solid var(--info-color);
}

/* Footer */
footer {
    margin-top: auto;
    background: linear-gradient(135deg, var(--gray-900) 0%, var(--gray-800) 100%);
    color: var(--gray-300);
}

footer a {
    color: var(--gray-400);
    transition: color 0.3s ease;
}

footer a:hover {
    color: var(--primary-color) !important;
}

/* Utility Classes */
.text-shadow {
    text-shadow: 0 2px 4px rgb(0 0 0 / 0.1);
}

.glass-effect {
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.18);
}

.gradient-bg {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
}

.border-radius {
    border-radius: var(--border-radius-lg);
}

.border-radius-xl {
    border-radius: var(--border-radius-xl);
}

/* Resim Optimizasyonu */
.img-responsive {
    max-width: 100%;
    height: auto;
    object-fit: cover;
    object-position: center;
}

.img-cover {
    object-fit: cover;
    object-position: center;
}

.img-contain {
    object-fit: contain;
    object-position: center;
}

.img-placeholder {
    background: #f8f9fa;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #6c757d;
}

/* Resim lazy loading */
img[loading="lazy"] {
    opacity: 1;
    transition: opacity 0.3s;
}

img[loading="lazy"].lazy {
    opacity: 0;
}

img[loading="lazy"]:not([src]) {
    visibility: hidden;
}

img {
    opacity: 1;
    transition: opacity 0.3s ease;
}

/* Print Styles */
@media print {

    .navbar,
    .btn,
    .alert,
    footer {
        display: none !important;
    }

    body {
        background: white !important;
        color: black !important;
    }

    .container {
        max-width: none !important;
        margin: 0 !important;
        padding: 0 !important;
    }
}

/* WhatsApp Button Styles */
.whatsapp-btn {
    background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
    border: none;
    color: white;
    transition: all 0.3s ease;
}

.whatsapp-btn:hover {
    background: linear-gradient(135deg, #128c7e 0%, #25d366 100%);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.whatsapp-btn:hover::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.1);
    border-radius: inherit;
}

/* Contact Section Styles */
.whatsapp-contact {
    color: #25d366;
    transition: all 0.3s ease;
}

.whatsapp-contact:hover {
    color: #128c7e;
    transform: translateY(-1px);
}

/* Contact Section */
#contact {
    background: linear-gradient(135deg, var(--gray-900) 0%, var(--gray-800) 100%);
    color: white;
}

#contact h2 {
    color: white;
    font-weight: 700;
    margin-bottom: 2rem;
}

#contact h5 {
    color: white;
    font-weight: 500;
    margin-bottom: 1rem;
}

.contact-item {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    height: 100%;
}

.contact-item:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.contact-item i {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.contact-item:hover i {
    color: var(--primary-light);
}

.contact-item i.fab.fa-whatsapp {
    color: #25d366;
}

.contact-item:hover i.fab.fa-whatsapp {
    color: #128c7e;
}

.contact-item h5 {
    color: white;
    margin-bottom: 1rem;
    font-weight: 500;
}

.contact-item p {
    color: var(--gray-300);
    margin-bottom: 0;
    line-height: 1.6;
}

/* Social Links */
.social-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
}

.btn-social {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid rgba(255, 255, 255, 0.2);
    color: white;
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.1);
}

.btn-social:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-social i {
    font-size: 1.25rem;
}

.text-whatsapp {
    color: #25d366 !important;
}

.bg-whatsapp {
    background-color: #25d366 !important;
}

.btn-whatsapp {
    background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
    border: none;
    color: white;
}

.btn-whatsapp:hover {
    background: linear-gradient(135deg, #128c7e 0%, #25d366 100%);
    color: white;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .contact-item {
        margin-bottom: 1.5rem;
        padding: 1.5rem;
    }

    .contact-item i {
        font-size: 1.8rem;
    }

    .contact-item h5 {
        font-size: 1.1rem;
    }

    .contact-item p {
        font-size: 0.9rem;
    }

    .btn-social {
        width: 45px;
        height: 45px;
    }

    .btn-social i {
        font-size: 1.1rem;
    }

    #contact .row.g-4 {
        gap: 1rem !important;
    }

    #contact h2 {
        font-size: 1.8rem;
        margin-bottom: 2rem !important;
    }
}

/* WhatsApp Pulse Animation */
@keyframes whatsappPulse {
    0% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
    }

    70% {
        transform: scale(1.05);
        box-shadow: 0 0 0 10px rgba(37, 211, 102, 0);
    }

    100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

.whatsapp-pulse {
    animation: whatsappPulse 2s infinite;
}

.contact-item a {
    color: inherit;
    text-decoration: none;
}

.contact-item a:hover {
    color: var(--primary-color) !important;
}

/* Footer Enhancement */
footer {
    padding: 2rem 0;
}

footer p {
    margin-bottom: 0;
    color: var(--gray-400);
}