:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #111118;
    --bg-card: #15151d;
    --border: rgba(255, 255, 255, 0.08);
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --accent: #6366f1;
    --accent-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);
    --success: #22c55e;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    background: radial-gradient(circle at top, rgba(99, 102, 241, 0.12), transparent 55%), var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
}

.container {
    width: min(1120px, 100% - 2rem);
    margin: 0 auto;
}

.header {
    position: sticky;
    top: 0;
    z-index: 10;
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    padding: 0.8rem 0;
}

.nav__logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 700;
}

.nav__logo-icon {
    display: grid;
    place-items: center;
    width: 2.2rem;
    height: 2.2rem;
    border-radius: 0.8rem;
    background: var(--accent-gradient);
    box-shadow: 0 20px 40px -20px rgba(99, 102, 241, 0.9);
}

.nav__logo-text {
    font-size: 1rem;
}

.nav__links {
    display: flex;
    align-items: center;
    gap: 1.8rem;
}

.nav__link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.98rem;
    transition: color 0.2s ease;
}

.nav__link:hover {
    color: var(--text-primary);
}

.nav__cta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.7rem 1.4rem;
    border-radius: 999px;
    text-decoration: none;
    color: var(--text-primary);
    background: var(--accent-gradient);
    font-weight: 500;
    box-shadow: 0 30px 60px -30px rgba(99, 102, 241, 1);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.nav__cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 40px 70px -30px rgba(139, 92, 246, 1);
}

.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 0.4rem;
    background: transparent;
    border: none;
}

.nav__toggle span {
    width: 1.6rem;
    height: 2px;
    background: var(--text-primary);
}

.hero {
    position: relative;
    padding: 6rem 0 4rem;
    overflow: hidden;
}

.hero__bg {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 20% 20%, rgba(139, 92, 246, 0.18), transparent 55%), radial-gradient(circle at 80% 10%, rgba(99, 102, 241, 0.16), transparent 50%);
}

.hero__content {
    position: relative;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 3rem;
    align-items: center;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.4rem 1rem;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: rgba(99, 102, 241, 0.18);
    color: var(--text-primary);
    font-size: 0.95rem;
}

.hero__title {
    margin-top: 1.2rem;
    font-size: clamp(2.4rem, 4vw, 4.6rem);
    line-height: 1.05;
}

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

.hero__subtitle {
    margin-top: 1rem;
    max-width: 540px;
    color: var(--text-secondary);
    font-size: clamp(1rem, 1.2vw, 1.08rem);
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 2rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.9rem 1.9rem;
    border-radius: 999px;
    text-decoration: none;
    font-weight: 500;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border 0.2s ease;
}

.btn--primary {
    color: var(--text-primary);
    background: var(--accent-gradient);
    box-shadow: 0 40px 70px -40px rgba(139, 92, 246, 1);
}

.btn--primary:hover {
    transform: translateY(-3px);
}

.btn--ghost {
    color: var(--text-primary);
    border: 1px solid var(--border);
    background: transparent;
}

.btn--ghost:hover {
    border-color: rgba(139, 92, 246, 0.9);
}

.btn--large {
    padding: 1rem 2.6rem;
    font-size: 1.02rem;
}

.hero__stats {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    margin-top: 3rem;
}

.hero__stat {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.hero__stat-number {
    font-size: 2rem;
    font-weight: 700;
}

.hero__stat-label {
    color: var(--text-secondary);
}

.hero__visual {
    display: flex;
    justify-content: center;
}

.hero__card {
    width: min(420px, 100%);
    border-radius: 1.2rem;
    border: 1px solid var(--border);
    background: linear-gradient(180deg, rgba(99, 102, 241, 0.25) 0%, rgba(21, 21, 29, 0.9) 100%);
    box-shadow: 0 80px 120px -80px rgba(99, 102, 241, 0.9);
    overflow: hidden;
}

.hero__card-header {
    display: flex;
    gap: 0.5rem;
    padding: 1rem 1.6rem;
    border-bottom: 1px solid var(--border);
}

.hero__card-dot {
    width: 0.6rem;
    height: 0.6rem;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
}

.hero__card-body {
    padding: 2rem 1.8rem;
}

.hero__code {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.98rem;
}

.hero__code-purple {
    color: #c084fc;
}

.hero__code-blue {
    color: #60a5fa;
}

.hero__code-green {
    color: #22c55e;
}

.hero__code-orange {
    color: #f59e0b;
}

.features {
    padding: 4rem 0;
}

.section__header {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
}

.section__badge {
    padding: 0.4rem 1rem;
    border-radius: 999px;
    border: 1px solid var(--border);
    color: var(--text-secondary);
}

.section__title {
    font-size: clamp(2rem, 3vw, 3rem);
}

.section__subtitle {
    color: var(--text-secondary);
    max-width: 620px;
}

.features__grid {
    margin-top: 3rem;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.2rem;
}

.feature__card {
    position: relative;
    padding: 2rem;
    border-radius: 1rem;
    border: 1px solid var(--border);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.01) 0%, transparent 100%);
    display: flex;
    flex-direction: column;
    gap: 1rem;
    transition: transform 0.2s ease, border 0.2s ease;
}

.feature__card:hover {
    transform: translateY(-6px);
    border-color: rgba(139, 92, 246, 0.8);
}

.feature__icon {
    display: grid;
    place-items: center;
    width: 3rem;
    height: 3rem;
    border-radius: 0.9rem;
    background: rgba(99, 102, 241, 0.25);
    color: var(--text-primary);
}

.feature__title {
    font-size: 1.2rem;
}

.feature__desc {
    color: var(--text-secondary);
}

.cta {
    padding: 4rem 0;
}

.cta__content {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    padding: clamp(2.8rem, 6vw, 4.6rem);
    border-radius: 1.6rem;
    border: 1px solid var(--border);
    background: radial-gradient(circle at top, rgba(139, 92, 246, 0.28), transparent 70%), var(--bg-card);
}

.cta__title {
    font-size: clamp(2rem, 4vw, 3.6rem);
}

.cta__subtitle {
    color: var(--text-secondary);
    font-size: clamp(1rem, 1.2vw, 1.08rem);
}

.footer {
    border-top: 1px solid var(--border);
    padding: 2.4rem 0 2rem;
}

.footer__content {
    display: flex;
    flex-direction: column;
    gap: 1.6rem;
}

.footer__brand {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.footer__desc {
    color: var(--text-secondary);
}

.footer__bottom {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.98rem;
}

@media (max-width: 1080px) {
    .features__grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 920px) {
    .hero__content {
        grid-template-columns: 1fr;
    }

    .nav__links,
    .nav__cta {
        display: none;
    }

    .nav__toggle {
        display: flex;
    }
}

@media (max-width: 680px) {
    .features__grid {
        grid-template-columns: 1fr;
    }

    .hero__actions {
        flex-direction: column;
        align-items: flex-start;
    }
}