:root {
    --bg: #05060a;
    --card: #0f1018;
    --card-contrast: #161826;
    --text: #f5f6fb;
    --muted: rgba(245, 246, 251, 0.65);
    --accent: #00e0b5;
    --accent-2: #4c7dff;
    --accent-3: #ff9e64;
    --border: rgba(255, 255, 255, 0.08);
    font-family: 'Inter', 'Space Grotesk', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    color: var(--text);
    background: radial-gradient(circle at top, rgba(0, 224, 181, 0.08), transparent 45%), var(--bg);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
}

button {
    border: none;
    font: inherit;
    cursor: pointer;
    padding: 0.9rem 1.6rem;
    border-radius: 999px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

button.solid {
    background: linear-gradient(135deg, var(--accent-2), var(--accent));
    color: #05060a;
    font-weight: 600;
}

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

button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 224, 181, 0.25);
}

.page-shell {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2.5rem clamp(1.5rem, 3vw, 3rem) 4rem;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.5rem 0 1.5rem;
}

.logo-mark {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.logo-mark img {
    width: 40px;
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(0, 224, 181, 0.25);
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 1.5rem;
    padding: 0;
    margin: 0;
    color: var(--muted);
    font-weight: 500;
}

.nav-cta {
    display: flex;
    gap: 0.6rem;
}

.hero {
    padding-top: 1rem;
}

.hero-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    align-items: center;
}

.hero-copy h1 {
    font-size: clamp(2.8rem, 4vw, 3.8rem);
    line-height: 1.15;
    margin: 0.4rem 0 1rem;
}

.hero-copy .lede {
    color: var(--muted);
    font-size: 1.05rem;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin: 1.5rem 0;
}

.hero-metrics {
    display: flex;
    gap: 2rem;
    margin-top: 1.5rem;
}

.hero-metrics div {
    background: var(--card);
    border-radius: 18px;
    padding: 1rem 1.2rem;
    border: 1px solid var(--border);
}

.metric {
    display: block;
    font-size: 2rem;
    font-weight: 600;
}

.hero-media {
    position: relative;
}

.hero-image {
    background: var(--card-contrast);
    border-radius: 30px;
    padding: 1rem;
    border: 1px solid var(--border);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.4);
}

.floating-card {
    position: absolute;
    top: -2rem;
    right: -1rem;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 1rem;
    width: clamp(200px, 40vw, 260px);
    box-shadow: 0 18px 35px rgba(10, 10, 25, 0.6);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.pill {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent);
    background: rgba(0, 224, 181, 0.08);
    padding: 0.35rem 0.9rem;
    border-radius: 999px;
}

.trust-belt {
    margin: 4rem 0 3rem;
    padding: 1.5rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--muted);
}

.trust-belt .dots {
    width: 120px;
    height: 6px;
    background: radial-gradient(circle, var(--accent) 18%, transparent 21%) 0 0 / 16px 6px;
    opacity: 0.35;
}

.section-heading {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 2.5rem;
}

.product {
    margin: 4rem 0;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
}

.product-grid article {
    padding: 1.5rem;
    border-radius: 24px;
    background: var(--card);
    border: 1px solid var(--border);
    min-height: 260px;
}

.product-grid img {
    width: 56px;
    height: 56px;
    object-fit: cover;
    border-radius: 16px;
    margin-bottom: 1rem;
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.2rem;
    margin: 4rem 0;
}

.feature-card {
    background: var(--card-contrast);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 180px;
}

.feature-card span {
    font-size: 1.2rem;
    color: var(--accent-3);
    font-weight: 600;
}

.security {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    align-items: center;
    margin: 4rem 0;
    padding: 2rem;
    background: linear-gradient(145deg, rgba(76, 125, 255, 0.15), rgba(0, 224, 181, 0.08));
    border-radius: 36px;
    border: 1px solid var(--border);
}

.security-copy ul {
    padding-left: 1.1rem;
    color: var(--muted);
}

.timeline {
    margin: 4rem 0;
}

.timeline-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.timeline-grid div {
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 1.2rem;
    background: var(--card);
}

.timeline-grid h5 {
    margin: 0 0 0.5rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--accent-2);
}

.testimonials {
    margin: 4rem 0;
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
}

blockquote {
    margin: 0;
    padding: 1.5rem;
    border-radius: 20px;
    border: 1px solid var(--border);
    background: var(--card);
    font-size: 1.05rem;
    color: var(--text);
}

blockquote cite {
    display: block;
    margin-top: 1rem;
    font-style: normal;
    color: var(--muted);
}

.cta {
    margin: 4rem 0 2rem;
    padding: 2rem;
    border-radius: 30px;
    border: 1px solid var(--border);
    background: linear-gradient(125deg, rgba(0, 224, 181, 0.15), rgba(5, 6, 10, 0.9));
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.cta-actions {
    display: flex;
    gap: 1rem;
}

footer {
    border-top: 1px solid var(--border);
    padding: 2rem 0 0;
    margin-top: 3rem;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 1rem;
    color: var(--muted);
}

footer ul {
    list-style: none;
    display: flex;
    gap: 1rem;
    margin: 0;
    padding: 0;
}

@media (max-width: 720px) {
    .nav {
        flex-wrap: wrap;
    }

    .nav-links {
        flex: 1 1 100%;
        justify-content: center;
        flex-wrap: wrap;
    }

    .hero-metrics {
        flex-direction: column;
    }

    .floating-card {
        position: static;
        margin-bottom: 1.5rem;
        width: 100%;
    }

    .cta {
        flex-direction: column;
        text-align: center;
    }

    .cta-actions,
    .hero-actions {
        justify-content: center;
    }
}