:root {
    --primary: #6366f1;
    --primary-glow: rgba(99, 102, 241, 0.5);
    --secondary: #a855f7;
    --accent: #f59e0b;
    --bg-dark: #0f172a;
    --bg-card: rgba(30, 41, 59, 0.7);
    --text-white: #f8fafc;
    --text-gray: #94a3b8;
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-bg: rgba(255, 255, 255, 0.05);
    --font-main: 'Outfit', sans-serif;
}

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

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

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0% {
        transform: scale(1);
        opacity: 0.8;
    }

    50% {
        transform: scale(1.05);
        opacity: 1;
    }

    100% {
        transform: scale(1);
        opacity: 0.8;
    }
}

@keyframes float {
    0% {
        transform: translateY(var(--scroll-y, 0px)) translateY(0px);
    }

    50% {
        transform: translateY(var(--scroll-y, 0px)) translateY(-10px);
    }

    100% {
        transform: translateY(var(--scroll-y, 0px)) translateY(0px);
    }
}

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

header {
    height: 80px;
    display: flex;
    align-items: center;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    font-size: 1.6rem;
    font-weight: 900;
    background: linear-gradient(to right, #818cf8, #c084fc);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: flex;
    align-items: center;
    gap: 12px;
    letter-spacing: -0.02em;
}

.logo img {
    height: 40px;
    width: auto;
    filter: drop-shadow(0 0 10px rgba(99, 102, 241, 0.3));
}

nav ul {
    display: flex;
    list-style: none;
    gap: 35px;
}

nav a {
    color: var(--text-white);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.2s ease;
    opacity: 0.8;
}

nav a:hover {
    color: var(--primary);
    opacity: 1;
}

.btn-launch {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    padding: 12px 28px;
    border-radius: 50px;
    font-weight: 700;
    color: white;
    text-decoration: none;
    box-shadow: 0 4px 20px var(--primary-glow);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-launch:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--primary-glow);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 120px 0 80px;
    background-image:
        radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.1), transparent),
        radial-gradient(circle at 90% 80%, rgba(168, 85, 247, 0.1), transparent);
}

.hero .hero-content {
    max-width: 650px;
    animation: fadeIn 0.8s ease-out;
    z-index: 2;
}

.hero h1 {
    font-size: 5rem;
    line-height: 1.05;
    margin-bottom: 24px;
    font-weight: 900;
    letter-spacing: -0.04em;
}

.hero h1 span {
    background: linear-gradient(to right, #818cf8, #c084fc);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-gray);
    margin-bottom: 40px;
}

.hero-cubes {
    position: absolute;
    right: 5%;
    top: 50%;
    transform: translateY(-50%);
    width: 45%;
    height: 500px;
    z-index: -1;
}

.cube {
    position: absolute;
    border-radius: 15px;
    filter: drop-shadow(0 0 20px rgba(99, 102, 241, 0.5));
    animation: float 6s ease-in-out infinite;
    --scroll-y: 0px;
}

.cube-1 {
    top: 10%;
    left: 20%;
    width: 240px;
    height: 240px;
    animation-delay: 0s;
}

.cube-2 {
    top: 30%;
    right: 10%;
    width: 160px;
    height: 160px;
    animation-delay: -1.5s;
}

.cube-3 {
    top: 60%;
    left: 10%;
    width: 200px;
    height: 200px;
    animation-delay: -3s;
}

.cube-4 {
    top: 80%;
    right: 30%;
    width: 120px;
    height: 120px;
    animation-delay: -4.5s;
}

.cube-5 {
    top: 45%;
    left: 50%;
    width: 180px;
    height: 180px;
    animation-delay: -2s;
}

.hero-img {
    position: absolute;
    right: 5%;
    top: 50%;
    transform: translateY(-50%);
    width: 45%;
    animation: float 6s ease-in-out infinite;
}

.hero-img img {
    width: 100%;
    border-radius: 30px;

}


/* Features */
.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.section-title p {
    color: var(--text-gray);
    max-width: 600px;
    margin: 0 auto;
}

.features {
    padding: 100px 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 40px;
    text-align: center;
    transition: all 0.3s ease;
    backdrop-filter: blur(5px);
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
    background: rgba(30, 41, 59, 0.9);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--glass-bg);
    border-radius: 20px;
}

.feature-icon img {
    width: 60px;
    height: 60px;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.feature-card p {
    color: var(--text-gray);
}

/* Use Cases */
.use-cases {
    padding: 100px 0;
    background: rgba(255, 255, 255, 0.02);
}

.use-case-tabs {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 10px 25px;
    border-radius: 50px;
    border: 1px solid var(--glass-border);
    background: transparent;
    color: var(--text-white);
    cursor: pointer;
    transition: all 0.3s;
}

.tab-btn.active,
.tab-btn:hover {
    background: var(--primary);
    border-color: var(--primary);
}

.tab-content {
    background: var(--bg-card);
    border-radius: 30px;
    padding: 50px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
    border: 1px solid var(--glass-border);
}

.tab-content ul {
    list-style: none;
}

.tab-content li {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.tab-content li::before {
    content: '✓';
    color: var(--primary);
    font-weight: bold;
}

/* Footer */
footer {
    padding: 80px 0 40px;
    border-top: 1px solid var(--glass-border);
    background: #0b1120;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 60px;
}

.footer-logo {
    margin-bottom: 20px;
}

.footer-links h4 {
    margin-bottom: 25px;
    font-size: 1.1rem;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--text-gray);
    text-decoration: none;
    transition: color 0.3s;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 40px;
    border-top: 1px solid var(--glass-border);
    color: var(--text-gray);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 992px) {
    .hero {
        flex-direction: column;
        justify-content: center;
        text-align: center;
        height: auto;
        padding-bottom: 100px;
    }

    .hero-content {
        max-width: 100%;
        margin-bottom: 60px;
    }

    .hero h1 {
        font-size: 3rem;
    }

    .hero-cubes {
        position: static;
        transform: none;
        width: 80%;
        margin: 0 auto;
        height: 300px;
    }

    .cube-1 {
        width: 160px;
        height: 160px;
    }

    .cube-2 {
        width: 120px;
        height: 120px;
    }

    .cube-3 {
        width: 140px;
        height: 140px;
    }

    .cube-4 {
        width: 100px;
        height: 100px;
    }

    .cube-5 {
        width: 130px;
        height: 130px;
    }

    .tab-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }

    nav {
        display: none;
    }
}