:root {
    --primary-gradient: linear-gradient(135deg, #6a11cb 0%, #2575fc 100%);
    --bg-color: #0f172a;
    --card-bg: #1e293b;
    --text-color: #f1f5f9;
    --text-muted: #94a3b8;
    --accent-color: #38bdf8;
    --glass-bg: rgba(30, 41, 59, 0.7);
    --border-color: rgba(255, 255, 255, 0.1);
}

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

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

/* Global Image Reset */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

/* Header */
header {
    padding: 20px 0;
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--border-color);
}

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

.logo h1 {
    font-size: 24px;
    font-weight: 800;
    background: var(--primary-gradient);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

nav {
    display: flex;
    align-items: center;
    gap: 30px;
}

nav a {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

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

/* Buttons */
.btn-primary {
    background: var(--primary-gradient);
    color: white;
    padding: 10px 24px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: transform 0.3s, box-shadow 0.3s;
    box-shadow: 0 4px 15px rgba(37, 117, 252, 0.4);
    display: inline-block;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 117, 252, 0.6);
    color: white;
}

.btn-secondary {
    background: transparent;
    color: var(--text-color);
    padding: 10px 24px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
    display: inline-block;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--text-color);
}

.btn-primary.large,
.btn-secondary.large {
    padding: 14px 32px;
    font-size: 18px;
}

/* Hero Section */
.hero {
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(37, 117, 252, 0.15) 0%, transparent 70%);
    z-index: -1;
}

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

.hero-text {
    flex: 1;
}

.hero-text h1 {
    font-size: 56px;
    line-height: 1.1;
    margin-bottom: 20px;
    font-weight: 800;
}

.gradient-text {
    background: var(--primary-gradient);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-text p {
    font-size: 18px;
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 500px;
}

.cta-group {
    display: flex;
    gap: 20px;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
}

.hero-img {
    width: 100%;
    max-width: 600px;
    border-radius: 20px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
    transition: transform 0.5s;
}

.hero-img:hover {
    transform: scale(1.02);
}

.browser-mockup {
    position: relative;
    width: 100%;
    max-width: 600px;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    animation: float 6s ease-in-out infinite;
}

.browser-bar {
    height: 42px;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0 16px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.10), rgba(255, 255, 255, 0.02));
    border-bottom: 1px solid var(--border-color);
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}
.dot.red { background: #ff5f57; }
.dot.yellow { background: #fdbc2e; }
.dot.green { background: #28c840; }

.mockup-inner {
    position: relative;
    transform-style: preserve-3d;
    transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

.mockup-inner::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.10), transparent);
    pointer-events: none;
}

@keyframes float {
    0% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
    100% { transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
    .browser-mockup { animation: none; }
}

/* Features Section */
.features {
    padding: 80px 0;
    background: #0b1120;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 36px;
    margin-bottom: 10px;
}

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

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

.feature-card {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    transition: transform 0.3s;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-color);
}

.feature-card .icon {
    font-size: 40px;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 20px;
    margin-bottom: 10px;
}

.feature-card p {
    color: var(--text-muted);
    font-size: 14px;
}

/* How It Works */
.how-it-works {
    padding: 80px 0;
}

.steps {
    display: flex;
    justify-content: space-between;
    gap: 30px;
    text-align: center;
}

.step {
    flex: 1;
    position: relative;
}

.step-number {
    width: 50px;
    height: 50px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 800;
    margin: 0 auto 20px;
    box-shadow: 0 0 20px rgba(37, 117, 252, 0.5);
}

.step h3 {
    margin-bottom: 10px;
}

.step p {
    color: var(--text-muted);
}

/* Offers Section */
.offers {
    padding: 80px 0;
    background: #0b1120;
}

.offer-grid {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.offer-card {
    background: var(--card-bg);
    padding: 40px;
    border-radius: 20px;
    text-align: center;
    border: 1px solid var(--border-color);
    width: 300px;
    transition: transform 0.3s;
}

.offer-card:hover {
    transform: scale(1.05);
}

/* CRITICAL FIX FOR IMAGES */
.offer-img {
    width: 80px !important;
    height: 80px !important;
    max-width: 80px !important;
    object-fit: contain;
    margin: 0 auto 20px;
    border-radius: 50%;
    border: 2px solid var(--border-color);
    display: block;
}

.offer-card h3 {
    margin-bottom: 10px;
}

.reward {
    display: inline-block;
    background: rgba(56, 189, 248, 0.1);
    color: var(--accent-color);
    padding: 5px 15px;
    border-radius: 20px;
    font-weight: 700;
    margin-bottom: 20px;
}

.btn-offer {
    display: block;
    background: var(--card-bg);
    color: var(--text-color);
    padding: 12px;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 600;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
}

.btn-offer:hover {
    background: var(--accent-color);
    color: #0f172a;
    border-color: var(--accent-color);
}

/* Footer */
footer {
    padding: 40px 0;
    border-top: 1px solid var(--border-color);
    margin-top: 40px;
}

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

.dev-name {
    color: var(--accent-color);
    font-weight: 600;
}

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

.social-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s;
}

.social-links a:hover {
    color: var(--accent-color);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .hero-content {
        flex-direction: column;
        text-align: center;
    }

    .hero-text h1 {
        font-size: 40px;
    }

    .cta-group {
        justify-content: center;
    }

    .steps {
        flex-direction: column;
    }

    .footer-content {
        flex-direction: column;
        gap: 20px;
    }
}