:root {
    --bg: #0b0f19;
    --surface: #101829;
    --text: #e7eefc;
    --muted: rgba(231, 238, 252, 0.72);
    --border: rgba(231, 238, 252, 0.12);
    --accent: #8ab4ff;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
    --radius: 14px;
    --max: 1040px;
}

* {
    box-sizing: border-box;
}

html,
body {
    height: 100%;
}

body {
    margin: 0;
    font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif;
    background: radial-gradient(1000px 600px at 20% 0%, rgba(138, 180, 255, 0.18), transparent 55%),
        radial-gradient(900px 700px at 90% 10%, rgba(167, 139, 250, 0.16), transparent 55%),
        var(--bg);
    color: var(--text);
    line-height: 1.6;
}

a {
    color: inherit;
    text-decoration-color: rgba(231, 238, 252, 0.35);
    text-underline-offset: 3px;
}

a:hover {
    text-decoration-color: rgba(231, 238, 252, 0.75);
}

.container {
    max-width: var(--max);
    padding: 0 18px;
    margin: 0 auto;
}

.skip-link {
    position: absolute;
    left: -999px;
    top: 12px;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: rgba(16, 24, 41, 0.9);
}

.skip-link:focus {
    left: 12px;
}

.header {
    position: sticky;
    top: 0;
    z-index: 10;
    backdrop-filter: blur(10px);
    background: rgba(11, 15, 25, 0.6);
    border-bottom: 1px solid var(--border);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 0;
}

.brand__name {
    font-weight: 700;
    letter-spacing: 0.2px;
}

.brand__tagline {
    font-size: 13px;
    color: var(--muted);
}

.nav {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.nav a {
    padding: 8px 10px;
    border-radius: 10px;
    border: 1px solid transparent;
    text-decoration: none;
    color: var(--muted);
}

.nav a:hover {
    border-color: var(--border);
    color: var(--text);
    background: rgba(16, 24, 41, 0.4);
}

.main {
    padding: 12px 0 36px;
}

.hero {
    padding: 42px 0 22px;
}

.hero__title {
    margin: 0 0 10px;
    font-size: clamp(28px, 4vw, 44px);
    line-height: 1.15;
}

.hero__subtitle {
    margin: 0;
    color: var(--muted);
    max-width: 70ch;
}

.hero__actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 18px;
}

.section {
    padding: 26px 0;
}

.section h2 {
    margin: 0 0 10px;
    font-size: 20px;
}

.list {
    margin: 12px 0 0;
    padding-left: 18px;
    color: var(--muted);
}

.cards {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    margin-top: 14px;
}

@media (max-width: 920px) {
    .cards {
        grid-template-columns: 1fr;
    }
}

.card {
    background: rgba(16, 24, 41, 0.7);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px;
    box-shadow: var(--shadow);
}

.card__title {
    margin: 0 0 8px;
    font-size: 16px;
}

.card__desc {
    margin: 0 0 12px;
    color: var(--muted);
}

.card__link {
    display: inline-block;
    color: var(--accent);
    text-decoration: none;
}

.card__link:hover {
    text-decoration: underline;
    text-underline-offset: 3px;
}

.contact {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-top: 12px;
}

@media (max-width: 720px) {
    .contact {
        grid-template-columns: 1fr;
    }
}

.contact__item {
    background: rgba(16, 24, 41, 0.45);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 14px;
}

.contact__label {
    font-size: 12px;
    color: var(--muted);
    margin-bottom: 6px;
}

.button {
    display: inline-block;
    padding: 10px 14px;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: rgba(16, 24, 41, 0.55);
    text-decoration: none;
}

.button:hover {
    background: rgba(16, 24, 41, 0.8);
}

.button--secondary {
    color: var(--muted);
}

.footer {
    border-top: 1px solid var(--border);
    background: rgba(11, 15, 25, 0.45);
}

.footer__inner {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    padding: 16px 0;
    flex-wrap: wrap;
}

.muted {
    color: var(--muted);
}