/* Modern Reset & Variables */
:root {
    --bg-dark: #050507;
    --bg-card: rgba(255, 255, 255, 0.03);
    --bg-card-hover: rgba(255, 255, 255, 0.07);
    --primary: #3b82f6;
    --primary-glow: #60a5fa;
    --accent: #8b5cf6;
    --text-main: #ffffff;
    --text-muted: #94a3b8;
    --border: rgba(255, 255, 255, 0.1);
    --glass: blur(20px);
    --gradient-main: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    overflow-x: hidden;
    line-height: 1.6;
}

/* Animated Background */
.bg-glow {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    overflow: hidden;
}

.glow-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
    animation: float 10s infinite ease-in-out;
}

.blob-1 {
    top: -10%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: var(--primary);
    animation-delay: 0s;
}

.blob-2 {
    bottom: -10%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: var(--accent);
    animation-delay: -5s;
}

.blob-3 {
    top: 40%;
    left: 40%;
    width: 300px;
    height: 300px;
    background: #ec4899;
    opacity: 0.2;
    animation-delay: -2s;
}

@keyframes float {

    0%,
    100% {
        transform: translate(0, 0);
    }

    50% {
        transform: translate(30px, 50px);
    }
}

/* Navbar */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(5, 5, 7, 0.8);
    backdrop-filter: var(--glass);
    z-index: 100;
    border-bottom: 1px solid var(--border);
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: 0.3s;
    font-size: 0.95rem;
}

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

.btn-primary {
    background: var(--gradient-main);
    color: white;
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: 0.3s;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.5);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 8rem 5% 5rem;
    position: relative;
}

.hero-content {
    max-width: 800px;
    z-index: 1;
}

.badge {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    color: var(--primary-glow);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    display: inline-block;
}

h1 {
    font-size: 4.5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

h1 span {
    background: var(--gradient-main);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-group {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 4rem;
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-main);
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: 0.3s;
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: var(--bg-card-hover);
    border-color: var(--text-muted);
}

/* Features Grid */
.features {
    padding: 5rem 5%;
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    padding: 2rem;
    border-radius: 20px;
    transition: 0.3s;
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-main);
    opacity: 0;
    z-index: -1;
    transition: opacity 0.4s ease;
}

.card:hover {
    transform: translateY(-10px) scale(1.02);
    border-color: transparent;
    box-shadow: 0 20px 40px rgba(59, 130, 246, 0.2);
}

.card:hover::before {
    opacity: 0.15;
}

.card-icon {
    width: 50px;
    height: 50px;
    background: rgba(59, 130, 246, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: var(--primary-glow);
    font-size: 1.5rem;
    transition: 0.3s;
}

.card:hover .card-icon {
    background: white;
    color: var(--primary);
    transform: rotate(5deg) scale(1.1);
}

.card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    transition: 0.3s;
}

.card:hover p {
    color: rgba(255, 255, 255, 0.9);
}

/* Installers Section */
.installers-section {
    padding: 5rem 5%;
    background: linear-gradient(to bottom, transparent, rgba(59, 130, 246, 0.05));
}

.installer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.installer-card {
    background: rgba(20, 20, 25, 0.6);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 2.5rem;
    text-align: center;
    transition: 0.3s;
    position: relative;
}

.installer-card.recommended {
    border-color: var(--primary);
    box-shadow: 0 0 30px rgba(59, 130, 246, 0.15);
    background: rgba(30, 30, 40, 0.8);
}

.installer-card.recommended::after {
    content: 'RECOMMENDED';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 1px;
}

.installer-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-glow);
}

.inst-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.inst-title {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.inst-subtitle {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 2rem;
    display: block;
}

.speed-meter {
    background: rgba(255, 255, 255, 0.1);
    height: 6px;
    border-radius: 3px;
    margin: 1.5rem 0;
    position: relative;
    overflow: hidden;
}

.speed-fill {
    height: 100%;
    background: var(--gradient-main);
    border-radius: 3px;
}

.speed-label {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.feature-list {
    list-style: none;
    text-align: left;
    margin: 2rem 0;
}

.feature-list li {
    margin-bottom: 0.8rem;
    font-size: 0.9rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.feature-list li i {
    color: #27c93f;
}

.btn-inst {
    width: 100%;
    display: block;
    padding: 1rem;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    transition: 0.3s;
}

.btn-inst.primary {
    background: var(--gradient-main);
    color: white;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.btn-inst.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.5);
}

.btn-inst.secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
    border: 1px solid var(--border);
}

.btn-inst.secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--text-muted);
}

/* Browser Preview */
.preview-section {
    padding: 5rem 5%;
    text-align: center;
}

.browser-mockup {
    max-width: 1000px;
    margin: 0 auto;
    background: #1e1e24;
    border-radius: 12px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    overflow: hidden;
    border: 1px solid var(--border);
}

.browser-header {
    background: #2d2d35;
    padding: 1rem;
    display: flex;
    gap: 0.5rem;
    border-bottom: 1px solid var(--border);
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot.red {
    background: #ff5f56;
}

.dot.yellow {
    background: #ffbd2e;
}

.dot.green {
    background: #27c93f;
}

.browser-content {
    padding: 2rem;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #131316;
    color: var(--text-muted);
}

/* Download Section */
.download-section {
    padding: 8rem 5%;
    text-align: center;
    background: linear-gradient(to top, rgba(59, 130, 246, 0.05), transparent);
}

.download-card {
    max-width: 600px;
    margin: 0 auto;
    background: var(--bg-card);
    border: 1px solid var(--border);
    padding: 3rem;
    border-radius: 24px;
    position: relative;
    overflow: hidden;
}

.download-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-main);
}

/* Footer */
footer {
    padding: 4rem 5%;
    border-top: 1px solid var(--border);
    text-align: center;
    color: var(--text-muted);
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
}

.footer-links a:hover {
    color: var(--text-main);
}

/* Responsive */
@media (max-width: 768px) {
    h1 {
        font-size: 3rem;
    }

    .nav-links {
        display: none;
    }

    .hero {
        padding-top: 6rem;
    }
}