* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background-color: #0f172a;
    color: #e5e7eb;
}

/* HEADER / NAV */

header {
    background: #020617;
    color: #fff;
    border-bottom: 1px solid #1f2937;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    max-width: 1080px;
    margin: 0 auto;
    padding: 14px 20px;
}

nav a.logo {
    font-weight: 800;
    font-size: 1.25rem;
    text-decoration: none;
    color: #fff;
    letter-spacing: 0.03em;
}

nav .tagline {
    font-size: 0.8rem;
    color: #9ca3af;
    margin-top: 2px;
}

nav .links a {
    margin-left: 18px;
    text-decoration: none;
    color: #e5e7eb;
    font-size: 0.95rem;
}

nav .links a:hover {
    color: #93c5fd;
}

/* MAIN WRAPPER */

main {
    max-width: 1080px;
    margin: 24px auto 40px;
    padding: 0 18px 40px;
}

/* HOME HERO */

.hero {
    display: grid;
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: 28px;
    padding: 26px 22px;
    border-radius: 16px;
    background: radial-gradient(circle at top left, #1d4ed8, #020617 52%, #0b1120 100%);
    box-shadow: 0 25px 60px rgba(15, 23, 42, 0.7);
}

.hero-left h1 {
    font-size: clamp(1.9rem, 2.8vw, 2.4rem);
    margin: 0 0 10px;
    color: #f9fafb;
}

.hero-left p {
    margin: 0 0 14px;
    color: #e5e7eb;
    max-width: 520px;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: 999px;
    background: rgba(15, 23, 42, 0.85);
    border: 1px solid rgba(147, 197, 253, 0.6);
    font-size: 0.78rem;
    color: #bfdbfe;
    margin-bottom: 10px;
}

.badge span.dot {
    width: 6px;
    height: 6px;
    border-radius: 999px;
    background: #22c55e;
}

.btn-row {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 14px;
}

.btn-primary {
    display: inline-block;
    padding: 9px 18px;
    border-radius: 999px;
    background: #2563eb;
    color: #fff;
    text-decoration: none;
    font-size: 0.95rem;
    border: none;
}

.btn-primary:hover {
    background: #1d4ed8;
}

.btn-ghost {
    display: inline-block;
    padding: 9px 16px;
    border-radius: 999px;
    border: 1px solid #4b5563;
    color: #e5e7eb;
    text-decoration: none;
    font-size: 0.9rem;
}

.btn-ghost:hover {
    border-color: #9ca3af;
}

/* HERO RIGHT MOCKUP */

.hero-right {
    background: rgba(15, 23, 42, 0.8);
    border-radius: 18px;
    padding: 14px;
    border: 1px solid rgba(148, 163, 184, 0.5);
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.mock-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    color: #9ca3af;
}

.mock-dots span {
    display: inline-block;
    width: 7px;
    height: 7px;
    border-radius: 999px;
    margin-right: 4px;
}
.mock-dots span.red { background: #f97373; }
.mock-dots span.amber { background: #fbbf24; }
.mock-dots span.green { background: #34d399; }

.mock-body {
    display: grid;
    grid-template-columns: 1.1fr 1.3fr;
    gap: 10px;
    align-items: stretch;
}

.mock-cover {
    border-radius: 12px;
    background: linear-gradient(145deg, #1d4ed8, #ec4899);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding: 14px;
    color: #f9fafb;
    font-weight: 600;
    text-align: center;
    font-size: 0.9rem;
}

.mock-list {
    font-size: 0.78rem;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.mock-item {
    padding: 7px 9px;
    border-radius: 8px;
    background: #020617;
    border: 1px solid #111827;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.mock-item span.title {
    color: #e5e7eb;
}
.mock-item span.tag {
    font-size: 0.7rem;
    padding: 2px 8px;
    border-radius: 999px;
    border: 1px solid #4b5563;
    color: #9ca3af;
}

/* GENERIC SECTIONS */

section {
    margin-top: 32px;
}

section h2 {
    font-size: 1.3rem;
    margin-bottom: 8px;
    color: #e5e7eb;
}

.section-sub {
    font-size: 0.9rem;
    color: #9ca3af;
    margin-bottom: 18px;
}

/* FEATURE GRID */

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 14px;
}

.feature-card {
    background: #020617;
    border-radius: 12px;
    border: 1px solid #1e293b;
    padding: 14px;
    font-size: 0.88rem;
}

.feature-card h3 {
    margin-top: 0;
    margin-bottom: 6px;
    font-size: 1rem;
    color: #f9fafb;
}

/* PRODUCTS GRID */

.products {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    gap: 16px;
}

.product-card {
    background: #020617;
    border-radius: 12px;
    border: 1px solid #1f2937;
    padding: 12px;
    font-size: 0.86rem;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.product-badge {
    display: inline-block;
    font-size: 0.72rem;
    padding: 3px 8px;
    border-radius: 999px;
    border: 1px solid #fbbf24;
    color: #facc15;
    align-self: flex-start;
}

.product-title {
    font-weight: 600;
    color: #e5e7eb;
}

.product-meta {
    font-size: 0.8rem;
    color: #9ca3af;
}

/* INNER PAGES LAYOUT */

.page-hero {
    background: radial-gradient(circle at top left, #1d4ed8, #020617 60%);
    padding: 24px 22px 22px;
    border-radius: 16px;
    box-shadow: 0 18px 40px rgba(15, 23, 42, 0.7);
}

.page-hero h1 {
    margin: 0 0 8px;
    font-size: 1.8rem;
    color: #f9fafb;
}

.page-hero p {
    margin: 0;
    font-size: 0.95rem;
    color: #e5e7eb;
    max-width: 640px;
}

.page-layout {
    margin-top: 24px;
    display: grid;
    grid-template-columns: minmax(0, 2.1fr) minmax(0, 1fr);
    gap: 18px;
}

.content-card {
    background: #020617;
    border-radius: 14px;
    border: 1px solid #1e293b;
    padding: 16px 16px 18px;
    font-size: 0.9rem;
}

.content-card h2 {
    margin-top: 0;
    margin-bottom: 8px;
}

.side-card {
    background: #020617;
    border-radius: 14px;
    border: 1px solid #1f2937;
    padding: 14px 14px 16px;
    font-size: 0.86rem;
}

/* CONTACT */

.contact-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
    gap: 16px;
}

.contact-info p {
    margin: 4px 0;
}

/* POLICY TEXT */

.policy-section h2 {
    font-size: 1.05rem;
    margin-top: 16px;
    margin-bottom: 6px;
}

.policy-section ul {
    margin-top: 4px;
    padding-left: 18px;
    font-size: 0.9rem;
}

/* FOOTER */

footer {
    text-align: center;
    font-size: 0.8rem;
    color: #9ca3af;
    padding: 18px 16px 26px;
    border-top: 1px solid #111827;
}

/* RESPONSIVE */

@media (max-width: 900px) {
    nav {
        flex-direction: column;
        align-items: flex-start;
        gap: 6px;
    }

    nav .links {
        margin-top: 6px;
    }

    main {
        margin-top: 16px;
        padding: 0 14px 32px;
    }

    .hero {
        grid-template-columns: 1fr;
        padding: 20px 18px;
    }

    .mock-body {
        grid-template-columns: 1fr;
    }

    .page-layout,
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {
    header nav {
        padding: 12px 14px;
    }

    .hero-left h1 {
        font-size: 1.6rem;
    }

    section {
        margin-top: 24px;
    }

    .features,
    .products {
        grid-template-columns: 1fr;
    }

    .page-hero {
        padding: 18px 16px;
    }
}