/* 
* Neon LED Tabela Web Sitesi
* Ana Stil Dosyası
*/

/* ===== GENEL STILLER ===== */
:root {
    /* Ana Renkler */
    --dark-bg: #121212;
    --neon-pink: #FF00FF;
    --neon-blue: #00FFFF;
    --neon-green: #39FF14;
    --neon-yellow: #FFFF00;
    
    /* Nötr Renkler */
    --dark-gray: #222222;
    --medium-gray: #555555;
    --light-gray: #AAAAAA;
    --white: #FFFFFF;
    
    /* Fonksiyonel Renkler */
    --success-green: #00FF7F;
    --warning-yellow: #FFCC00;
    --error-red: #FF3131;
    
    /* Yazı Boyutları */
    --h1-size: 48px;
    --h2-size: 36px;
    --h3-size: 24px;
    --h4-size: 20px;
    --body-size: 16px;
    --small-size: 14px;
    
    /* Boşluklar */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-xxl: 48px;
    
    /* Geçişler */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Montserrat', sans-serif;
    font-size: var(--body-size);
    line-height: 1.6;
    color: var(--white);
    background-color: var(--dark-bg);
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

section {
    padding: var(--spacing-xxl) 0;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: var(--h1-size);
}

h2 {
    font-size: var(--h2-size);
}

h3 {
    font-size: var(--h3-size);
}

h4 {
    font-size: var(--h4-size);
}

p {
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--white);
    text-decoration: none;
    transition: var(--transition-normal);
}

ul {
    list-style: none;
}

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

/* ===== NEON EFEKTLERİ ===== */
.neon-text {
    color: var(--white);
    text-shadow: 
        0 0 5px var(--white),
        0 0 10px var(--white),
        0 0 20px var(--neon-pink),
        0 0 30px var(--neon-pink),
        0 0 40px var(--neon-pink),
        0 0 55px var(--neon-pink),
        0 0 70px var(--neon-pink);
}

.neon-blue-text {
    color: var(--white);
    text-shadow: 
        0 0 5px var(--white),
        0 0 10px var(--white),
        0 0 20px var(--neon-blue),
        0 0 30px var(--neon-blue),
        0 0 40px var(--neon-blue),
        0 0 55px var(--neon-blue),
        0 0 70px var(--neon-blue);
}

.neon-green-text {
    color: var(--white);
    text-shadow: 
        0 0 5px var(--white),
        0 0 10px var(--white),
        0 0 20px var(--neon-green),
        0 0 30px var(--neon-green),
        0 0 40px var(--neon-green),
        0 0 55px var(--neon-green),
        0 0 70px var(--neon-green);
}

.neon-box {
    border: 2px solid var(--neon-pink);
    box-shadow:
        0 0 5px var(--white),
        0 0 10px var(--neon-pink),
        0 0 20px var(--neon-pink),
        0 0 30px var(--neon-pink);
}

.led-text {
    font-family: 'Audiowide', cursive;
    color: var(--neon-blue);
}

/* ===== BUTONLAR ===== */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    transition: var(--transition-normal);
    font-size: var(--body-size);
}

.btn-primary {
    background-color: var(--neon-pink);
    color: var(--white);
    border: none;
}

.btn-primary:hover {
    filter: brightness(1.2);
    transform: scale(1.05);
}

.btn-secondary {
    background-color: transparent;
    color: var(--neon-blue);
    border: 2px solid var(--neon-blue);
}

.btn-secondary:hover {
    background-color: rgba(0, 255, 255, 0.1);
    transform: scale(1.05);
}

.btn-tertiary {
    background-color: transparent;
    color: var(--white);
    border: none;
    text-decoration: underline;
    padding: 8px 16px;
}

.btn-tertiary:hover {
    color: var(--neon-green);
}

/* ===== HEADER ===== */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(18, 18, 18, 0.9);
    backdrop-filter: blur(10px);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.logo a {
    font-size: 28px;
    font-weight: 700;
    display: flex;
    align-items: center;
}

.desktop-nav ul {
    display: flex;
    gap: var(--spacing-lg);
}

.desktop-nav a {
    position: relative;
    padding: var(--spacing-xs) 0;
}

.desktop-nav a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--neon-pink);
    transition: var(--transition-normal);
}

.desktop-nav a:hover::after,
.desktop-nav a.active::after {
    width: 100%;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.search-icon,
.cart-icon {
    font-size: 20px;
    cursor: pointer;
    transition: var(--transition-normal);
}

.search-icon:hover,
.cart-icon:hover {
    color: var(--neon-pink);
}

.cart-icon {
    position: relative;
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    background-color: var(--neon-pink);
    color: var(--white);
    font-size: 12px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.mobile-menu-toggle {
    display: none;
    font-size: 24px;
    cursor: pointer;
}

/* ===== MOBİL MENÜ ===== */
.mobile-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--dark-bg);
    z-index: 999;
    padding-top: 80px;
    transform: translateX(-100%);
    transition: var(--transition-normal);
}

.mobile-nav.active {
    transform: translateX(0);
}

.mobile-nav ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
}

.mobile-nav a {
    display: block;
    padding: var(--spacing-md);
    font-size: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-nav a.active {
    color: var(--neon-pink);
}

/* ===== HERO SECTION ===== */
.hero {
    padding-top: 120px;
    padding-bottom: var(--spacing-xxl);
    background: linear-gradient(to bottom, rgba(18, 18, 18, 0.9), var(--dark-bg)), url('../images/hero-bg.jpg');
    background-size: cover;
    background-position: center;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.hero-content {
    max-width: 600px;
}

.hero-content h1 {
    margin-bottom: var(--spacing-lg);
}

.hero-content p {
    font-size: 18px;
    margin-bottom: var(--spacing-xl);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
}

.hero-image {
    position: relative;
}

.hero-image img {
    border-radius: var(--radius-md);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

/* ===== SECTION TITLES ===== */
.section-title {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(to right, var(--neon-pink), var(--neon-blue));
}

/* ===== FEATURED PRODUCTS ===== */
.featured-products {
    background-color: var(--dark-gray);
    padding: var(--spacing-xxl) 0;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.product-card {
    background-color: var(--dark-bg);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition-normal);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
}

.product-image {
    position: relative;
    overflow: hidden;
    height: 250px;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-normal);
}

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: var(--transition-normal);
}

.product-card:hover .product-overlay {
    opacity: 1;
}

.product-info {
    padding: var(--spacing-md);
}

.product-info h3 {
    font-size: 18px;
    margin-bottom: var(--spacing-xs);
}

.product-price {
    font-size: 20px;
    font-weight: 700;
    color: var(--neon-pink);
    margin-bottom: var(--spacing-xs);
}

.product-rating {
    color: var(--neon-yellow);
    display: flex;
    align-items: center;
    gap: 5px;
}

.product-rating span {
    color: var(--light-gray);
    margin-left: 5px;
}

.view-all-container {
    text-align: center;
    margin-top: var(--spacing-xl);
}

/* ===== DESIGN TOOL PROMO ===== */
.design-tool-promo {
    background-color: var(--dark-bg);
    position: relative;
    overflow: hidden;
}

.design-tool-promo::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(255, 0, 255, 0.1) 0%, rgba(18, 18, 18, 0) 70%);
    pointer-events: none;
}

.design-tool-promo .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.promo-content {
    max-width: 500px;
}

.promo-content h2 {
    text-align: left;
    margin-bottom: var(--spacing-md);
}

.promo-content h2::after {
    left: 0;
    transform: none;
}

.promo-content p {
    margin-bottom: var(--spacing-lg);
}

.promo-image {
    position: relative;
}

.promo-image img {
    border-radius: var(--radius-md);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* ===== FEATURES ===== */
.features {
    background-color: var(--dark-gray);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.feature-card {
    background-color: var(--dark-bg);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    text-align: center;
    transition: var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.feature-icon {
    font-size: 40px;
    margin-bottom: var(--spacing-md);
    color: var(--neon-blue);
}

.feature-card:nth-child(2) .feature-icon {
    color: var(--neon-green);
}

.feature-card:nth-child(3) .feature-icon {
    color: var(--neon-pink);
}

.feature-card:nth-child(4) .feature-icon {
    color: var(--neon-yellow);
}

.feature-card h3 {
    margin-bottom: var(--spacing-sm);
}

/* ===== TESTIMONIALS ===== */
.testimonials {
    background-color: var(--dark-bg);
    position: relative;
}

.testimonials-slider {
    display: flex;
    gap: var(--spacing-xl);
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding: var(--spacing-md) 0;
}

.testimonials-slider::-webkit-scrollbar {
    display: none;
}

.testimonial-card {
    flex: 0 0 calc(33.333% - var(--spacing-lg));
    scroll-snap-align: start;
    background-color: var(--dark-gray);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.testimonial-content {
    margin-bottom: var(--spacing-md);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.testimonial-author img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

.author-info h4 {
    margin-bottom: 0;
}

.author-info p {
    color: var(--light-gray);
    margin-bottom: 0;
    font-size: var(--small-size);
}

.testimonial-controls {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.prev-btn,
.next-btn {
    background-color: transparent;
    border: 2px solid var(--neon-blue);
    color: var(--neon-blue);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: var(--transition-normal);
}

.prev-btn:hover,
.next-btn:hover {
    background-color: var(--neon-blue);
    color: var(--dark-bg);
}

/* ===== NEWSLETTER ===== */
.newsletter {
    background: linear-gradient(to right, var(--dark-bg), var(--dark-gray), var(--dark-bg));
    padding: var(--spacing-xxl) 0;
}

.newsletter-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.newsletter-content h2 {
    margin-bottom: var(--spacing-md);
}

.newsletter-content p {
    margin-bottom: var(--spacing-lg);
}

.newsletter-form {
    display: flex;
    gap: var(--spacing-md);
    max-width: 500px;
    margin: 0 auto;
}

.newsletter-form input {
    flex: 1;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    border: none;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--white);
    font-size: var(--body-size);
}

.newsletter-form input::placeholder {
    color: var(--light-gray);
}

.newsletter-form input:focus {
    outline: 2px solid var(--neon-pink);
}

/* ===== FOOTER ===== */
footer {
    background-color: var(--dark-gray);
    padding-top: var(--spacing-xxl);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-logo {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.social-icons {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.social-icons a {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    transition: var(--transition-normal);
}

.social-icons a:hover {
    background-color: var(--neon-pink);
    transform: translateY(-3px);
}

.footer-column h3 {
    margin-bottom: var(--spacing-md);
    font-size: 18px;
}

.footer-column ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-column a:hover {
    color: var(--neon-pink);
    padding-left: 5px;
}

.contact-info li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.contact-info i {
    margin-top: 5px;
    color: var(--neon-blue);
}

.payment-methods {
    margin-top: var(--spacing-md);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--spacing-md) 0;
    text-align: center;
    font-size: var(--small-size);
    color: var(--light-gray);
}

/* ===== RESPONSIVE STYLES ===== */
@media (max-width: 992px) {
    :root {
        --h1-size: 40px;
        --h2-size: 32px;
        --h3-size: 22px;
        --h4-size: 18px;
    }
    
    .desktop-nav {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .hero .container,
    .design-tool-promo .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-content,
    .promo-content {
        max-width: 100%;
        order: 1;
    }
    
    .hero-image,
    .promo-image {
        order: 0;
        margin-bottom: var(--spacing-lg);
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .promo-content h2 {
        text-align: center;
    }
    
    .promo-content h2::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .testimonial-card {
        flex: 0 0 calc(50% - var(--spacing-md));
    }
}

@media (max-width: 768px) {
    :root {
        --h1-size: 36px;
        --h2-size: 28px;
        --h3-size: 20px;
        --spacing-xxl: 40px;
    }
    
    .btn {
        padding: 10px 20px;
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    }
    
    .testimonial-card {
        flex: 0 0 calc(100% - var(--spacing-md));
    }
    
    .newsletter-form {
        flex-direction: column;
    }
}

@media (max-width: 576px) {
    :root {
        --h1-size: 32px;
        --h2-size: 24px;
        --body-size: 14px;
        --spacing-lg: 16px;
        --spacing-xl: 24px;
        --spacing-xxl: 32px;
    }
    
    .logo a {
        font-size: 24px;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
}