:root {
    --primary: #3366a8;
    --primary-dark: #264d80;
    --primary-light: #4d80c4;
    --bg-dark: #0a0a0f;
    --bg-card: #12121a;
    --text: #ffffff;
    --text-muted: #8a8a9a;
    --accent: #00d4aa;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Outfit', sans-serif;
    background: var(--bg-dark);
    color: var(--text);
    min-height: 100vh;
    overflow-x: hidden;
}

.noise {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    opacity: 0.03;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    z-index: 1000;
}

/* Header */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 1.5rem 4rem;
    background: linear-gradient(to bottom, var(--bg-dark), transparent);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo img {
    width: 48px;
    height: 48px;
    border-radius: 12px;
}

.logo span {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 2rem;
    letter-spacing: 2px;
}

.nav-cta {
    padding: 0.75rem 1.5rem;
    background: var(--primary);
    color: var(--text);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.nav-cta:hover {
    background: var(--primary-light);
    transform: translateY(-2px);
}

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8rem 4rem 4rem;
    max-width: 1400px;
    margin: 0 auto;
    gap: 4rem;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, var(--primary) 0%, transparent 70%);
    opacity: 0.15;
    transform: translate(-50%, -30%);
    pointer-events: none;
}

.hero-content {
    flex: 1;
    z-index: 1;
}

.hero-content h1 {
    font-family: 'Bebas Neue', sans-serif;
    font-size: clamp(4rem, 10vw, 8rem);
    line-height: 0.95;
    letter-spacing: 4px;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--text) 0%, var(--primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tagline {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 500px;
    line-height: 1.6;
    margin-bottom: 2.5rem;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    background: var(--primary);
    color: var(--text);
    text-decoration: none;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 24px rgba(51, 102, 168, 0.4);
}

.btn-primary:hover {
    background: var(--primary-light);
    transform: translateY(-3px);
    box-shadow: 0 8px 32px rgba(51, 102, 168, 0.5);
}

/* Phone Mockup */
.hero-visual {
    flex: 1;
    display: flex;
    justify-content: center;
    z-index: 1;
}

.phone-mockup {
    width: 280px;
    height: 580px;
    background: #1a1a24;
    border-radius: 40px;
    padding: 12px;
    box-shadow: 
        0 0 0 2px #2a2a3a,
        0 40px 80px rgba(0, 0, 0, 0.5),
        0 0 100px rgba(51, 102, 168, 0.2);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: var(--bg-dark);
    border-radius: 32px;
    overflow: hidden;
}

.app-preview {
    padding: 2rem 1.25rem;
}

.preview-header {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.5rem;
    letter-spacing: 2px;
    margin-bottom: 1.5rem;
}

.preview-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--primary);
    padding: 1rem;
    border-radius: 12px;
    margin-bottom: 1.5rem;
}

.card-icon {
    font-size: 1.5rem;
}

.card-text {
    display: flex;
    flex-direction: column;
}

.card-title {
    font-weight: 600;
    font-size: 0.85rem;
}

.card-sub {
    font-size: 0.7rem;
    opacity: 0.8;
}

.preview-section {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
    letter-spacing: 1px;
}

.preview-item {
    display: flex;
    flex-direction: column;
    background: var(--bg-card);
    padding: 1rem;
    border-radius: 10px;
    margin-bottom: 0.75rem;
}

.preview-item span:first-child {
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.item-meta {
    font-size: 0.7rem;
    color: var(--text-muted);
}

/* Features */
.features {
    padding: 6rem 4rem;
    max-width: 1400px;
    margin: 0 auto;
}

.features h2 {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 3rem;
    letter-spacing: 3px;
    text-align: center;
    margin-bottom: 4rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 16px;
    border: 1px solid #1f1f2e;
    transition: all 0.3s ease;
}

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

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

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

.feature-card p {
    color: var(--text-muted);
    line-height: 1.6;
}

/* Download */
.download {
    padding: 8rem 4rem;
    background: linear-gradient(to bottom, transparent, var(--bg-card), transparent);
    text-align: center;
}

.download-content {
    max-width: 600px;
    margin: 0 auto;
}

.download h2 {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 3.5rem;
    letter-spacing: 3px;
    margin-bottom: 1.5rem;
}

.download > .download-content > p:first-of-type {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 2.5rem;
}

.btn-download {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem 2.5rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--text);
    text-decoration: none;
    border-radius: 16px;
    transition: all 0.3s ease;
    box-shadow: 0 8px 32px rgba(51, 102, 168, 0.4);
}

.btn-download:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 12px 40px rgba(51, 102, 168, 0.5);
}

.btn-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.btn-small {
    font-size: 0.8rem;
    opacity: 0.8;
}

.btn-large {
    font-size: 1.5rem;
    font-weight: 700;
}

.version-info {
    margin-top: 1.5rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Footer */
footer {
    padding: 3rem 4rem;
    border-top: 1px solid #1f1f2e;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-logo img {
    width: 32px;
    height: 32px;
    border-radius: 8px;
}

.footer-logo span {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.25rem;
    letter-spacing: 1px;
}

.footer-content p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 900px) {
    header {
        padding: 1rem 2rem;
    }
    
    .hero {
        flex-direction: column;
        padding: 8rem 2rem 4rem;
        text-align: center;
    }
    
    .tagline {
        margin: 0 auto 2.5rem;
    }
    
    .hero-visual {
        margin-top: 2rem;
    }
    
    .phone-mockup {
        width: 240px;
        height: 500px;
    }
    
    .features, .download {
        padding: 4rem 2rem;
    }
    
    footer {
        padding: 2rem;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}