:root {
    --bg: #f5f8fc;
    --surface: #ffffff;
    --surface-soft: #eef5ff;
    --text: #152b4d;
    --muted: #65758b;
    --accent: #1677e8;
    --accent-dark: #0f62c5;
    --border: #dfe7f1;
    --shadow: 0 12px 34px rgba(33, 70, 115, 0.08);
    --radius: 18px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family:
        Inter,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        Arial,
        sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.55;
}

a {
    color: inherit;
}

.container {
    width: min(1120px, calc(100% - 40px));
    margin: 0 auto;
}

header {
    position: sticky;
    top: 0;
    z-index: 20;
    background: rgba(255, 255, 255, 0.96);
    border-bottom: 1px solid var(--border);
}

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

.site-name {
    font-size: 22px;
    font-weight: 750;
    text-decoration: none;
}

.menu {
    display: flex;
    flex-wrap: wrap;
    gap: 22px;
}

.menu a {
    color: var(--muted);
    text-decoration: none;
    font-size: 15px;
}

.menu a:hover {
    color: var(--accent);
}

.hero {
    padding: 82px 0 58px;
}

.hero-box {
    padding: 58px;
    border-radius: 28px;
    background:
        linear-gradient(
            135deg,
            #ffffff 0%,
            #eef6ff 100%
        );
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}

.eyebrow {
    display: inline-block;
    margin-bottom: 14px;
    color: var(--accent);
    font-size: 14px;
    font-weight: 700;
}

h1 {
    max-width: 800px;
    margin: 0 0 18px;
    font-size: clamp(38px, 6vw, 64px);
    line-height: 1.05;
    letter-spacing: -0.035em;
}

.hero p {
    max-width: 720px;
    margin: 0;
    color: var(--muted);
    font-size: 20px;
}

.actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 30px;
}

.button {
    display: inline-block;
    padding: 12px 18px;
    border-radius: 11px;
    background: var(--accent);
    color: white;
    font-weight: 650;
    text-decoration: none;
}

.button:hover {
    background: var(--accent-dark);
}

.button.secondary {
    background: white;
    color: var(--accent);
    border: 1px solid var(--border);
}

section {
    padding: 34px 0 54px;
}

.section-head {
    margin-bottom: 24px;
}

.section-head h2 {
    margin: 0 0 8px;
    font-size: 32px;
}

.section-head p {
    margin: 0;
    max-width: 760px;
    color: var(--muted);
}

.grid {
    display: grid;
    grid-template-columns:
        repeat(auto-fit, minmax(250px, 1fr));
    gap: 18px;
}

.card {
    padding: 24px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.card h3 {
    margin: 0 0 10px;
    font-size: 20px;
}

.card p {
    margin: 0;
    color: var(--muted);
}

.card .meta {
    margin-top: 18px;
    font-size: 13px;
    color: var(--accent);
    font-weight: 650;
}

.request-box {
    padding: 34px;
    border-radius: 22px;
    background: #102c52;
    color: white;
}

.request-box h2 {
    margin-top: 0;
}

.request-box p {
    color: #cfdef0;
}

textarea {
    width: 100%;
    min-height: 130px;
    margin-top: 12px;
    padding: 14px;
    resize: vertical;
    border-radius: 12px;
    border: 1px solid #cad6e5;
    font: inherit;
}

button {
    margin-top: 12px;
    padding: 12px 18px;
    border: 0;
    border-radius: 11px;
    background: var(--accent);
    color: white;
    font: inherit;
    font-weight: 650;
    cursor: pointer;
}

button[disabled] {
    opacity: 0.55;
    cursor: not-allowed;
}

.note {
    margin-top: 10px;
    font-size: 13px;
    color: #aebed2;
}

.page-head {
    padding: 62px 0 28px;
}

.page-head h1 {
    font-size: clamp(38px, 5vw, 54px);
}

.simple-list {
    display: grid;
    gap: 14px;
}

.simple-item {
    padding: 22px;
    background: white;
    border: 1px solid var(--border);
    border-radius: 15px;
}

.simple-item h3 {
    margin: 0 0 8px;
}

.simple-item p {
    margin: 0;
    color: var(--muted);
}

footer {
    margin-top: 42px;
    padding: 34px 0;
    border-top: 1px solid var(--border);
    color: var(--muted);
    font-size: 14px;
}

.footer-row {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 16px;
}

@media (max-width: 720px) {
    .nav {
        align-items: flex-start;
        flex-direction: column;
        padding: 18px 0;
    }

    .hero {
        padding-top: 38px;
    }

    .hero-box {
        padding: 32px 24px;
    }

    .menu {
        gap: 14px;
    }
}