/* Secure Dynamics LLC - company site */

:root {
    --blue: #0b74d1;
    --blue-dark: #075aa6;
    --blue-soft: #e8f2fc;
    --ink: #0f1b2d;
    --text: #334155;
    --muted: #64748b;
    --line: #dbe3ec;
    --bg: #ffffff;
    --bg-alt: #f5f8fb;
    --navy: #0b1626;
    --radius: 14px;
}

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

html { scroll-behavior: smooth; }

body {
    font-family: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--blue); }

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

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

/* NAV */

.nav {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--line);
}

.nav .wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
    gap: 24px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--ink);
    font-weight: 800;
    font-size: 1.15rem;
    letter-spacing: -0.01em;
}

.brand img { width: 34px; height: 34px; border-radius: 8px; }

.brand small {
    display: block;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--muted);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    line-height: 1;
}

.nav-links { display: flex; gap: 28px; list-style: none; align-items: center; }

.nav-links a {
    text-decoration: none;
    color: var(--muted);
    font-weight: 600;
    font-size: 0.92rem;
}

.nav-links a:hover { color: var(--blue); }

.nav-links a.btn-primary,
.nav-links a.btn-primary:hover { color: #fff; }

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 22px;
    border-radius: 10px;
    font-weight: 700;
    font-size: 0.95rem;
    text-decoration: none;
    border: 1px solid transparent;
    transition: background 0.2s, border-color 0.2s, color 0.2s;
}

.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover { background: var(--blue-dark); }
.btn-ghost { border-color: var(--line); color: var(--ink); background: #fff; }
.btn-ghost:hover { border-color: var(--blue); color: var(--blue); }
.btn-sm { padding: 8px 16px; font-size: 0.88rem; }

/* HERO */

.hero {
    padding: 96px 0 80px;
    background:
        radial-gradient(900px 400px at 85% -10%, rgba(11, 116, 209, 0.12), transparent 70%),
        linear-gradient(180deg, #fff 0%, var(--bg-alt) 100%);
    border-bottom: 1px solid var(--line);
}

.eyebrow {
    display: inline-block;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--blue);
    margin-bottom: 16px;
}

.hero h1 {
    font-size: clamp(2.1rem, 4.6vw, 3.4rem);
    line-height: 1.1;
    letter-spacing: -0.025em;
    color: var(--ink);
    max-width: 820px;
    margin-bottom: 20px;
}

.hero p.lead {
    font-size: 1.15rem;
    max-width: 640px;
    margin-bottom: 32px;
}

.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; }

.hero-facts {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-top: 56px;
}

.fact {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 18px 20px;
}

.fact span {
    display: block;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--muted);
}

.fact strong { color: var(--ink); font-size: 1rem; }

/* SECTIONS */

section.block { padding: 88px 0; }
section.alt { background: var(--bg-alt); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }

.section-head { max-width: 680px; margin-bottom: 44px; }

.section-head h2 {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--ink);
    margin-bottom: 12px;
}

.section-head p { font-size: 1.05rem; }

/* PRODUCT */

.product {
    display: grid;
    grid-template-columns: 1fr 1.15fr;
    gap: 48px;
    align-items: center;
    margin-bottom: 56px;
}

.product-card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 20px;
    padding: 36px;
    box-shadow: 0 20px 50px -30px rgba(11, 22, 38, 0.35);
}

.product-card img.logo { width: 240px; margin-bottom: 20px; }

.product-card p { margin-bottom: 20px; }

.product-card .btn { margin-top: 4px; }

.checks { list-style: none; display: grid; gap: 10px; margin-bottom: 20px; }

.checks li { display: flex; gap: 10px; align-items: flex-start; }

.checks i { color: var(--blue); font-size: 1.2rem; margin-top: 2px; flex-shrink: 0; }

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 26px;
}

.card .ico {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: var(--blue-soft);
    color: var(--blue);
    display: grid;
    place-items: center;
    font-size: 1.4rem;
    margin-bottom: 16px;
}

.card h3 { font-size: 1.05rem; color: var(--ink); margin-bottom: 6px; }

.card p { font-size: 0.95rem; }

/* OUTLOOK */

.split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
}

.mock {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 50px -30px rgba(11, 22, 38, 0.35);
}

.mock-bar {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 14px;
    background: #f1f5f9;
    border-bottom: 1px solid var(--line);
    font-size: 0.8rem;
    color: var(--muted);
    font-weight: 600;
}

.mock-bar b { width: 9px; height: 9px; border-radius: 50%; background: #cbd5e1; display: inline-block; }

.mock-ribbon {
    display: flex;
    gap: 10px;
    padding: 14px;
    border-bottom: 1px solid var(--line);
    flex-wrap: wrap;
}

.mock-ribbon .rb {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 10px 14px;
    border-radius: 10px;
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--ink);
    border: 1px solid var(--line);
    min-width: 108px;
}

.mock-ribbon .rb i { font-size: 1.5rem; color: var(--blue); }

.mock-ribbon .rb.on { border-color: var(--blue); background: var(--blue-soft); }

.mock-mail { padding: 18px; font-size: 0.9rem; }

.mock-mail .from { font-weight: 700; color: var(--ink); }

.mock-mail .subj { color: var(--muted); margin-bottom: 12px; }

.mock-mail .line { height: 8px; border-radius: 4px; background: #eef2f6; margin-bottom: 8px; }

.mock-mail .line.s { width: 60%; }

.steps { list-style: none; counter-reset: s; display: grid; gap: 18px; }

.steps li { counter-increment: s; display: grid; grid-template-columns: 36px 1fr; gap: 14px; }

.steps li::before {
    content: counter(s);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--blue);
    color: #fff;
    font-weight: 800;
    display: grid;
    place-items: center;
}

.steps strong { color: var(--ink); display: block; }

.note {
    margin-top: 24px;
    padding: 14px 18px;
    border-radius: 10px;
    background: #fff;
    border: 1px solid var(--line);
    border-left: 4px solid var(--blue);
    font-size: 0.92rem;
}

/* ABOUT / CONTACT */

.about-grid {
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 48px;
}

.about-grid p { margin-bottom: 16px; font-size: 1.02rem; }

.company-card {
    background: var(--navy);
    color: rgba(255, 255, 255, 0.82);
    border-radius: 18px;
    padding: 32px;
}

.company-card h3 { color: #fff; font-size: 1.1rem; margin-bottom: 18px; }

.company-card dl { display: grid; gap: 14px; }

.company-card dt {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.5);
}

.company-card dd { color: #fff; font-weight: 600; }

.company-card a { color: #8cc8ff; }

.contact {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.contact .card a { font-weight: 700; text-decoration: none; }

/* FOOTER */

.footer {
    background: var(--navy);
    color: rgba(255, 255, 255, 0.7);
    padding: 48px 0 32px;
    font-size: 0.9rem;
}

.footer-top {
    display: flex;
    justify-content: space-between;
    gap: 32px;
    flex-wrap: wrap;
    padding-bottom: 28px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 24px;
}

.footer .brand { color: #fff; }

.footer .brand small { color: rgba(255, 255, 255, 0.5); }

.footer-links { display: flex; gap: 48px; flex-wrap: wrap; }

.footer-links h4 { color: #fff; font-size: 0.85rem; margin-bottom: 10px; }

.footer-links ul { list-style: none; display: grid; gap: 6px; }

.footer-links a { color: rgba(255, 255, 255, 0.7); text-decoration: none; }

.footer-links a:hover { color: #fff; }

.footer-bottom { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 0.82rem; }

/* RESPONSIVE */

@media (max-width: 900px) {
    .product, .split, .about-grid { grid-template-columns: 1fr; gap: 32px; }
    .grid-3, .contact { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
    .wrap { padding: 0 16px; }
    .nav-links li:not(:last-child) { display: none; }
    .hero { padding: 64px 0 56px; }
    section.block { padding: 64px 0; }
    .grid-3, .contact { grid-template-columns: 1fr; }
    .product-card { padding: 24px; }
    .product-card img.logo { width: 190px; }
}

/* SECURE ADVANTAGES */

.product-rev { grid-template-columns: 1.15fr 1fr; margin-bottom: 0; }

.eyebrow-adv { color: #e2741b; }

.adv-card { border-top: 4px solid #e2741b; }

.adv-mark {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.6rem;
    font-weight: 600;
    color: #1d4a6b;
    margin-bottom: 16px;
}

.adv-mark i {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: #fdf0e4;
    color: #e2741b;
    display: grid;
    place-items: center;
    font-size: 1.6rem;
}

.adv-mark b { font-weight: 800; }

.coupons { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 22px; }

.coupon {
    border: 1.5px dashed #f0b27a;
    background: #fffaf5;
    border-radius: 10px;
    padding: 12px;
    text-align: center;
}

.coupon strong { display: block; color: #c25e0e; font-size: 1.05rem; }

.coupon span { font-size: 0.78rem; color: var(--muted); }

.btn-adv { background: #e2741b; color: #fff; }

.btn-adv:hover { background: #c25e0e; }

@media (max-width: 900px) {
    .product-rev { grid-template-columns: 1fr; }
    .product-rev .section-head { order: -1; }
}

@media (max-width: 480px) {
    .coupons { grid-template-columns: 1fr; }
}

.product-card img.adv-logo { width: 200px; margin-bottom: 16px; }