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

:root {
    --primary-color: #f59e0b;
    --primary-strong: #d97706;
    --text-primary: #111827;
    --text-secondary: #4b5563;
    --bg-page: #f9fafb;
    --bg-dark: #181d25;
    --bg-darker: #0f131a;
    --card-border: #e5e7eb;
    --white: #ffffff;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: Inter, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-page);
}

.header {
    position: sticky;
    top: 0;
    z-index: 10;
    padding: 1rem 2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    background: rgba(17, 24, 39, 0.92);
    backdrop-filter: blur(10px);
}

.nav {
    max-width: 1120px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand-text {
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 0.01em;
    color: var(--white);
}

.brand-accent {
    color: var(--primary-color);
}

.nav-menu {
    display: flex;
    gap: 1.8rem;
    list-style: none;
}

.nav-menu a {
    color: #d1d5db;
    text-decoration: none;
    font-size: 0.92rem;
    font-weight: 500;
    transition: color 0.2s;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--primary-color);
}

.hero {
    min-height: 82vh;
    display: flex;
    align-items: center;
    padding: 5.5rem 2rem 5rem;
    color: var(--white);
    background:
        radial-gradient(circle at 12% 20%, rgba(245, 158, 11, 0.2), transparent 35%),
        radial-gradient(circle at 82% 12%, rgba(148, 163, 184, 0.16), transparent 32%),
        linear-gradient(150deg, #1f2937 0%, #171d27 56%, #111827 100%);
}

.hero-content {
    max-width: 1120px;
    margin: 0 auto;
}

.hero-label {
    color: #fbbf24;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    margin-bottom: 1rem;
}

.hero-title {
    max-width: 900px;
    font-size: clamp(2.2rem, 5.2vw, 4rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    margin-bottom: 1.25rem;
    line-height: 1.08;
}

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

.hero-description {
    font-size: clamp(1rem, 1.7vw, 1.2rem);
    color: #d1d5db;
    max-width: 680px;
    margin-bottom: 2.25rem;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
    margin-bottom: 2.25rem;
}

.btn {
    padding: 0.78rem 1.35rem;
    border-radius: 999px;
    border: 1px solid transparent;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--primary-strong);
    transform: translateY(-1px);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.04);
    color: #f3f4f6;
    border-color: rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.12);
}

.hero-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.9rem;
}

.feature-item {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    color: #e5e7eb;
    font-size: 0.9rem;
    padding: 0.48rem 0.8rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.04);
}

.feature-icon {
    width: 1.05rem;
    height: 1.05rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 700;
    color: #10151d;
    background: var(--primary-color);
}

.platform {
    padding: 5.5rem 2rem;
    max-width: 1120px;
    margin: 0 auto;
}

.section-label {
    color: var(--primary-color);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    margin-bottom: 0.9rem;
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 0.95rem;
}

.section-description {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 2.6rem;
    max-width: 720px;
}

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

.feature-card {
    padding: 1.5rem;
    background: var(--white);
    border: 1px solid var(--card-border);
    border-radius: 0.9rem;
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
}

.feature-card .feature-icon {
    width: 2.2rem;
    height: 2.2rem;
    font-size: 1.15rem;
    margin-bottom: 0.85rem;
}

.feature-card h3 {
    font-size: 1.1rem;
    font-weight: 650;
    margin-bottom: 0.6rem;
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.55;
    font-size: 0.94rem;
}

.stats {
    background: linear-gradient(135deg, var(--bg-dark), var(--bg-darker));
    color: var(--white);
    padding: 4.3rem 2rem;
}

.stats-grid {
    max-width: 1120px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
    gap: 1rem;
    text-align: center;
}

.stat-item {
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 0.8rem;
    padding: 1.25rem 1rem;
    background: rgba(255, 255, 255, 0.02);
}

.stat-value {
    font-size: 2.3rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.2rem;
}

.stat-label {
    color: #d1d5db;
    font-size: 0.9rem;
}

.cta {
    max-width: 1120px;
    margin: 0 auto;
    padding: 5.5rem 2rem;
    text-align: center;
}

.cta h2 {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 0.9rem;
}

.cta p {
    font-size: 1.02rem;
    color: var(--text-secondary);
    max-width: 760px;
    margin: 0 auto 2rem;
}

.cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
    justify-content: center;
}

.footer {
    background: var(--bg-dark);
    color: var(--white);
    padding: 3.8rem 2rem 2rem;
}

.footer-content {
    max-width: 1120px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 2.4rem;
    margin-bottom: 2.4rem;
}

.footer-brand .brand-text {
    font-size: 1.3rem;
    margin-bottom: 0.7rem;
    display: block;
}

.footer-tagline {
    color: #a7afb9;
    font-size: 0.92rem;
    max-width: 420px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, minmax(120px, 1fr));
    gap: 1rem;
}

.footer-column h4 {
    color: #fbbf24;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    margin-bottom: 0.85rem;
}

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

.footer-column a {
    color: #c6ced7;
    text-decoration: none;
    font-size: 0.88rem;
    line-height: 1.95;
    transition: color 0.2s;
}

.footer-column a:hover {
    color: var(--white);
}

.footer-bottom {
    max-width: 1120px;
    margin: 0 auto;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #9ca3af;
    font-size: 0.84rem;
}

.footer-legal {
    display: flex;
    gap: 1.3rem;
}

.footer-legal a {
    color: #9ca3af;
    text-decoration: none;
}

.footer-legal a:hover {
    color: var(--white);
}

@media (max-width: 880px) {
    .nav-menu {
        display: none;
    }

    .hero {
        min-height: auto;
        padding-top: 4.8rem;
    }

    .hero-actions,
    .cta-actions {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

    .footer-content,
    .footer-links,
    .footer-bottom {
        grid-template-columns: 1fr;
    }

    .footer-bottom {
        display: flex;
        flex-direction: column;
        gap: 0.7rem;
        text-align: center;
    }
}