:root {
    --bg-dark: #0a0b1e;
    --bg-gradient: linear-gradient(135deg, #0a0b1e 0%, #1a1b3a 100%);
    --primary: #3b82f6;
    --primary-light: #60a5fa;
    --text-main: #ffffff;
    --text-dim: #94a3b8;
    --glass: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
}

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

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-gradient);
    background-attachment: fixed;
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* Header */
header {
    padding: 20px 0;
    backdrop-filter: blur(10px);
    background: rgba(10, 11, 30, 0.8);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--glass-border);
}

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

.logo {
    font-size: 24px;
    font-weight: 800;
    letter-spacing: -1px;
}

.logo span {
    color: var(--primary);
}

nav a {
    color: var(--text-dim);
    text-decoration: none;
    margin-left: 20px;
    font-size: 14px;
    transition: color 0.3s;
}

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

/* Hero Section */
.hero {
    padding: 80px 0;
    text-align: center;
}

.hero h1 {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
    background: linear-gradient(to bottom, #fff 40%, #94a3b8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero h1 span {
    background: linear-gradient(to right, var(--primary), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 18px;
    color: var(--text-dim);
    max-width: 600px;
    margin: 0 auto 30px;
}

.hero-actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
}

.promo-badge {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid var(--primary);
    color: var(--primary-light);
    border-radius: 50px;
    font-weight: 600;
    font-size: 14px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(59, 130, 246, 0.4); }
    70% { transform: scale(1.05); box-shadow: 0 0 0 10px rgba(59, 130, 246, 0); }
    100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(59, 130, 246, 0); }
}

.btn-store img {
    height: 60px;
    transition: transform 0.3s;
}

.btn-store:hover img {
    transform: translateY(-5px);
}

/* Slideshow Features */
.features {
    padding: 100px 0;
    background: rgba(0, 0, 0, 0.2);
}

.slideshow-wrapper {
    position: relative;
}

.slideshow-container {
    position: relative;
    height: 700px; /* Base height for mobile/desktop */
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.8s ease, visibility 0.8s;
}

.slide.active {
    opacity: 1;
    visibility: visible;
}

.slide-image {
    width: 280px;
    height: 560px;
    border-radius: 30px;
    overflow: hidden;
    border: 8px solid #1e293b;
    box-shadow: 0 50px 100px -20px rgba(0,0,0,0.5);
    margin-bottom: 40px;
    transform: translateY(20px);
    transition: transform 0.8s ease;
}

.slide.active .slide-image {
    transform: translateY(0);
}

.slide-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.slide-text {
    text-align: center;
    max-width: 500px;
    padding: 0 20px;
}

.slide-text h2 {
    font-size: 32px;
    margin-bottom: 15px;
    color: var(--primary-light);
}

.slide-text p {
    color: var(--text-dim);
}

/* Dots */
.dots-container {
    text-align: center;
    margin-top: 40px;
}

.dot {
    display: inline-block;
    width: 12px;
    height: 12px;
    background: var(--glass-border);
    border-radius: 50%;
    margin: 0 8px;
    cursor: pointer;
    transition: background 0.3s, transform 0.3s;
}

.dot.active {
    background: var(--primary);
    transform: scale(1.3);
}

/* Footer */
footer {
    padding: 40px 0;
    text-align: center;
    border-top: 1px solid var(--glass-border);
}

footer p {
    color: var(--text-dim);
    font-size: 14px;
}

.footer-links {
    margin-top: 10px;
}

.footer-links a {
    color: var(--primary-light);
    text-decoration: none;
    font-size: 12px;
}

/* Desktop Adjustments */
@media (min-width: 992px) {
    .slideshow-container {
        height: 600px;
    }
    
    .slide {
        flex-direction: row;
        justify-content: center;
        gap: 80px;
        text-align: left;
    }
    
    .slide-text {
        text-align: left;
        padding: 0;
    }
    
    .hero h1 {
        font-size: 72px;
    }
    
    .hero-actions {
        flex-direction: row;
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 40px;
    }
    
    .slide-image {
        width: 220px;
        height: 440px;
    }
    
    .slideshow-container {
        height: 650px;
    }
}