/* ===== RESET & BASE STYLES ===== */
:root {
        /* Ana renkler - gradient geçişleri ve tonlar */
        --primary-color: #1A5D7D;
        --primary-dark: #0e3446;
        --primary-light: #b9f2fa;
        --primary-gradient: linear-gradient(135deg, #9900F0, #4700D8);
        
        --secondary-color: #F6E8C6;
        --secondary-dark: #fd4b04;
        --secondary-light: #5900ff;
        --secondary-med:  #f7b605;
        
        /* Arka plan gradienti */
        --background-gradient: linear-gradient(180deg, #f2cfe9, #FADA7A);
        
        /* Nötr renkler */
        --bg-light: #f9f9f9;
        --bg-dark: #f0f0f0;
        --text-dark: #333333;
        --text-medium: #666666;
        --text-light: #fdfcfc;
        
        /* Vurgu renkleri - Butonlar, hover efektleri, ikonlar */
        --success: #52c878;
        --success-light: #a6dcb7;
        --warning: #ffb300;
        --warning-light: #ffd88e;
        --danger: #f74b4b;
        --danger-light: #f4a7a7;
        --info: #639fde;
        --info-light: #b0c7e4;
        
        /* Ekstra - Neon vurgular */
        --neon-purple: #b967ff;
        --neon-blue: #5b8eff;
    
    
    /* Boyut değişkenleri */
    --container-width: 1200px;
    --header-height: 70px;
    --border-radius: 8px;
    --box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-light);
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 15px;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-block;
    padding: 10px 20px;
    border-radius: var(--border-radius);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    border: none;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
}

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

.btn-secondary:hover {
    background-color: var(--secondary-dark);
}

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

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

/* ===== HEADER ===== */
.header {
    position: sticky;
    top: 0;
    background-color: white;
    box-shadow: var(--box-shadow);
    z-index: 100;
    padding: 15px 0;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo img {
    height: 40px;
}

.main-nav .nav-links {
    display: flex;
    gap: 20px;
}

.main-nav .nav-links a {
    color: var(--text-medium);
    font-weight: 500;
}

.main-nav .nav-links a:hover {
    color: var(--primary-color);
}

.auth-buttons {
    display: flex;
    gap: 15px;
}

.mobile-menu-toggle {
    display: none;
    cursor: pointer;
    font-size: 24px;
    color: var(--text-medium);
}

/* ===== HERO SECTION ===== */
.hero {
    padding: 80px 0;
    background-color: var(--primary-light);
}

.hero-content {
    display: flex;
    align-items: center;
    gap: 50px;
}

.hero-text {
    flex: 1;
}

.hero-image {
    flex: 1;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: var(--text-dark);
}

.hero p {
    font-size: 1.1rem;
    color: var(--text-medium);
    margin-bottom: 30px;
}

.hero-buttons {
    display: flex;
    gap: 15px;
}

/* ===== CATEGORIES SECTION ===== */
.categories {
    padding: 80px 0;
    background-color: white;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 2rem;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.section-header p {
    color: var(--text-medium);
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 30px;
}

.category-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 30px 20px;
    background-color: var(--bg-light);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: all 0.3s ease;
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.category-icon {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.category-card h3 {
    margin-bottom: 10px;
    color: var(--text-dark);
}

.category-card p {
    color: var(--text-medium);
    font-size: 0.9rem;
}

/* ===== FEATURES SECTION ===== */
.features {
    padding: 80px 0;
    background-color: var(--bg-dark);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
}

.feature-card {
    padding: 30px;
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.feature-card h3 {
    margin-bottom: 15px;
    color: var(--text-dark);
}

.feature-card p {
    color: var(--text-medium);
}

/* ===== TESTIMONIALS SECTION ===== */
.testimonials {
    padding: 80px 0;
    background-color: white;
}

.testimonial-slider {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    justify-content: center;
}

.testimonial-card {
    flex: 1;
    min-width: 300px;
    max-width: 400px;
    padding: 30px;
    background-color: var(--bg-light);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.testimonial-avatar img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 20px;
}

.testimonial-text {
    font-style: italic;
    color: var(--text-medium);
    margin-bottom: 15px;
}

.testimonial-author {
    font-weight: 600;
    color: var(--text-dark);
}

/* ===== CALL TO ACTION ===== */
.cta {
    padding: 80px 0;
    background-color: var(--primary-light);
    color: rgb(22, 22, 22);
}

.cta-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta h2 {
    font-size: 2rem;
    margin-bottom: 20px;
}

.cta p {
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.cta .btn-primary {
    background-color: white;
    color: var(--primary-color);
}

.cta .btn-primary:hover {
    background-color: var(--bg-light);
}

/* ===== FOOTER ===== */
.footer {
    background-color: var(--text-dark);
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    flex: 1 1 300px;
}

.footer-logo img {
    height: 40px;
    margin-bottom: 15px;
}

.footer-links {
    flex: 2 1 400px;
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 30px;
}

.footer-link-group h4 {
    margin-bottom: 15px;
    color: white;
}

.footer-link-group ul li {
    margin-bottom: 10px;
}

.footer-link-group ul li a {
    color: var(--text-light);
}

.footer-link-group ul li a:hover {
    color: var(--primary-light);
}

.footer-social {
    flex: 1 1 200px;
}

.footer-social h4 {
    margin-bottom: 15px;
    color: white;
}

.social-icons {
    display: flex;
    gap: 15px;
}

.social-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.social-icon:hover {
    background-color: var(--primary-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-light);
    font-size: 0.9rem;
}

/* ===== RESPONSIVE STYLES ===== */
@media (max-width: 992px) {
    .hero-content {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    .main-nav {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .auth-buttons {
        display: none;
    }
    
    .section-header h2 {
        font-size: 1.8rem;
    }
    
    .category-grid, .features-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    }
    
    .footer-content {
        flex-direction: column;
        gap: 30px;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 20px;
    }
}

/* ===== MOBILE MENU ===== */
.mobile-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    height: 0;
    background-color: white;
    overflow: hidden;
    transition: height 0.3s ease;
    z-index: 99;
}

.mobile-menu.active {
    height: calc(100vh - var(--header-height));
    box-shadow: var(--box-shadow);
}

.mobile-menu-links {
    padding: 20px;
}

.mobile-menu-links li {
    margin-bottom: 15px;
}

.mobile-menu-links a {
    display: block;
    padding: 10px 0;
    font-size: 1.1rem;
    color: var(--text-medium);
    border-bottom: 1px solid var(--bg-dark);
}

.mobile-menu-auth {
    display: flex;
    flex-direction: column;
    gap: 15px;
    padding: 20px;
}