:root {
    color-scheme: light dark;
    --background: #f4f8f8;
    --surface: rgba(255, 255, 255, 0.92);
    --text: #0b252c;
    --muted: #4a6870;
    --border: rgba(15, 76, 92, 0.12);
    --accent: #0f4c5c;
    --accent-strong: #072e38;
    --teal: #2ec4b6;
    --amber: #e36414;
    --shadow: 0 16px 45px rgba(11, 37, 44, 0.08);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    color: var(--text);
    background:
        radial-gradient(circle at 15% 0%, rgba(46, 196, 182, 0.12), transparent 35rem),
        radial-gradient(circle at 85% 20%, rgba(227, 100, 20, 0.06), transparent 25rem),
        var(--background);
    font: 17px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration-thickness: 1.5px; }
a:hover { color: var(--amber); }

.site-header,
main,
footer {
    width: min(1120px, calc(100% - 40px));
    margin-inline: auto;
}

.site-header {
    min-height: 80px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    color: var(--text);
    font-size: 1.2rem;
    font-weight: 750;
    letter-spacing: -0.02em;
    text-decoration: none;
}

.brand-icon {
    width: 36px;
    height: 36px;
    border-radius: 9px;
    display: block;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.15);
}

nav { display: flex; gap: 8px; }

nav a {
    padding: 8px 14px;
    color: var(--muted);
    border-radius: 10px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.2s ease;
}

nav a:hover {
    color: var(--text);
    background: rgba(15, 76, 92, 0.06);
}

nav a[aria-current="page"] {
    color: var(--text);
    background: var(--surface);
    border: 1px solid var(--border);
    box-shadow: 0 4px 14px rgba(11, 37, 44, 0.06);
}

main section { margin-block: 72px; }

.hero {
    padding: clamp(42px, 7vw, 84px);
    overflow: hidden;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.96), rgba(235, 246, 245, 0.9));
    border: 1px solid var(--border);
    border-radius: 30px;
    box-shadow: var(--shadow);
    backdrop-filter: blur(16px);
}

.hero.compact { padding-block: clamp(38px, 6vw, 64px); }

.eyebrow {
    margin: 0 0 10px;
    color: var(--amber);
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

h1,
h2,
h3 { line-height: 1.16; color: var(--text); }

h1 {
    max-width: 760px;
    margin: 0;
    font-size: clamp(2.45rem, 7vw, 4.8rem);
    letter-spacing: -0.045em;
}

h2 {
    margin: 0 0 24px;
    font-size: clamp(1.7rem, 3vw, 2.35rem);
    letter-spacing: -0.025em;
}

h3 { margin: 0 0 10px; font-size: 1.2rem; }

.lede {
    max-width: 720px;
    margin: 20px 0 32px;
    color: var(--muted);
    font-size: clamp(1.05rem, 2vw, 1.25rem);
    line-height: 1.6;
}

.button {
    display: inline-flex;
    min-height: 48px;
    padding: 12px 22px;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    background: var(--accent);
    border: 1px solid transparent;
    border-radius: 12px;
    font-weight: 700;
    text-decoration: none;
    box-shadow: 0 4px 14px rgba(15, 76, 92, 0.25);
    transition: all 0.2s ease;
}

.button:hover {
    background: var(--accent-strong);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(15, 76, 92, 0.35);
    color: #ffffff;
}

.button.secondary {
    color: var(--accent);
    background: rgba(46, 196, 182, 0.12);
    border: 1px solid rgba(15, 76, 92, 0.2);
    box-shadow: none;
}

.button.secondary:hover {
    background: rgba(46, 196, 182, 0.22);
    color: var(--accent-strong);
}

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

.card,
.contact,
.safety,
.policy > section:not(.hero) {
    padding: 28px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    box-shadow: var(--shadow);
    backdrop-filter: blur(12px);
    transition: all 0.25s ease;
}

.card:hover {
    border-color: rgba(46, 196, 182, 0.35);
    transform: translateY(-2px);
    box-shadow: 0 16px 40px rgba(11, 37, 44, 0.1);
}

.card p,
.contact p,
.safety p,
.policy p,
.policy li { color: var(--muted); line-height: 1.65; }

.card p,
.safety p { margin: 0; }

.contact {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
}

.contact h2,
.contact p { margin-bottom: 8px; }

.policy { max-width: 900px; }

.policy h1 { font-size: clamp(2.5rem, 6vw, 4.2rem); }

.policy h3 { margin-top: 30px; }

.policy li + li { margin-top: 10px; }

footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-block: 28px 48px;
    color: var(--muted);
    border-top: 1px solid var(--border);
    font-size: 0.95rem;
}

footer a {
    color: var(--muted);
    text-decoration: none;
    font-weight: 600;
}

footer a:hover {
    color: var(--text);
}

@media (max-width: 820px) {
    .card-grid { grid-template-columns: repeat(2, 1fr); }
    .contact { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 560px) {
    .site-header,
    main,
    footer { width: min(100% - 24px, 1120px); }
    .site-header { min-height: 68px; }
    nav a { padding-inline: 9px; }
    main section { margin-block: 42px; }
    .hero { padding: 32px 24px; border-radius: 24px; }
    .card-grid { grid-template-columns: 1fr; }
    .card,
    .contact,
    .safety,
    .policy > section:not(.hero) { padding: 22px; }
    footer { gap: 16px; flex-direction: column; align-items: flex-start; }
}

@media (prefers-color-scheme: dark) {
    :root {
        --background: #07171c;
        --surface: rgba(11, 37, 44, 0.88);
        --text: #f0f7f7;
        --muted: #94afb5;
        --border: rgba(46, 196, 182, 0.16);
        --accent: #2ec4b6;
        --accent-strong: #6ee7db;
        --shadow: 0 20px 55px rgba(0, 0, 0, 0.35);
    }
    body {
        background:
            radial-gradient(circle at 15% 0%, rgba(46, 196, 182, 0.15), transparent 35rem),
            radial-gradient(circle at 85% 20%, rgba(251, 139, 36, 0.08), transparent 25rem),
            var(--background);
    }
    .hero {
        background: linear-gradient(135deg, rgba(15, 76, 92, 0.35), rgba(11, 37, 44, 0.92));
        border-color: rgba(46, 196, 182, 0.25);
    }
    .button {
        color: #07171c;
        background: var(--accent);
        box-shadow: 0 4px 18px rgba(46, 196, 182, 0.3);
    }
    .button:hover {
        background: var(--accent-strong);
        color: #07171c;
        box-shadow: 0 6px 24px rgba(46, 196, 182, 0.45);
    }
    .button.secondary {
        color: var(--accent);
        background: rgba(46, 196, 182, 0.12);
        border: 1px solid rgba(46, 196, 182, 0.35);
    }
    .button.secondary:hover {
        background: rgba(46, 196, 182, 0.24);
        color: var(--accent-strong);
    }
    nav a[aria-current="page"] {
        background: rgba(15, 76, 92, 0.4);
        border-color: rgba(46, 196, 182, 0.25);
    }
    nav a:hover {
        background: rgba(46, 196, 182, 0.08);
    }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
}