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

:root {
    color-scheme: light;
    --ink: #222733;
    --muted: #6b7280;
    --coral: #e0502f;
    --coral-deep: #c53d22;
    --gold: #d4a017;
    --teal: #2aa198;
    --paper: #f3f1ec;
    --card: #ffffff;
    --line: rgba(34, 39, 51, 0.08);
}

body {
    min-height: 100vh;
    color: var(--ink);
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Rounded", "Avenir Next", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.7;
    background:
        radial-gradient(circle at 12% 6%, rgba(224, 80, 47, 0.14), transparent 30rem),
        radial-gradient(circle at 90% 22%, rgba(42, 161, 152, 0.14), transparent 28rem),
        linear-gradient(170deg, #fbfaf7 0%, var(--paper) 55%, #ebe6dc 100%);
}

a {
    color: var(--coral-deep);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.container {
    width: min(760px, 100%);
    margin: 0 auto;
    padding: 60px 24px 80px;
}

.header {
    margin-bottom: 34px;
    text-align: center;
}

.logo {
    width: 128px;
    height: 128px;
    margin-bottom: 18px;
    border-radius: 28px;
    box-shadow: 0 18px 45px rgba(224, 80, 47, 0.28);
}

.header h1 {
    margin-bottom: 4px;
    font-size: clamp(2rem, 7vw, 3.1rem);
    line-height: 1.1;
    letter-spacing: -0.01em;
}

.tagline {
    color: var(--muted);
    font-size: 1.15rem;
}

.subtitle {
    color: var(--muted);
    font-size: 1rem;
}

.nav-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin-bottom: 30px;
}

.nav-links a {
    padding: 8px 15px;
    color: var(--muted);
    border: 1px solid var(--line);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

.nav-links a:hover,
.nav-links a.nav-active {
    color: #fff;
    border-color: var(--coral);
    background: var(--coral);
    text-decoration: none;
}

.card {
    margin-bottom: 18px;
    padding: 30px;
    border: 1px solid var(--line);
    border-radius: 22px;
    background: var(--card);
    box-shadow: 0 10px 30px rgba(34, 39, 51, 0.06);
}

.card.highlight {
    border-color: rgba(224, 80, 47, 0.25);
    background: linear-gradient(135deg, #fff5f1, #fffaf5);
}

.card h2 {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
    font-size: 1.15rem;
}

.card h2 span {
    color: var(--coral);
}

.card h3 {
    margin: 20px 0 5px;
    font-size: 1rem;
}

.card p + p {
    margin-top: 10px;
}

.features {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.feature-item {
    padding: 20px 14px;
    text-align: center;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: var(--paper);
}

.feat-icon {
    margin-bottom: 6px;
    font-size: 1.7rem;
    font-weight: 800;
    color: var(--coral);
}

.feature-item h3 {
    margin: 0 0 3px;
}

.feature-item p {
    color: var(--muted);
    font-size: 0.86rem;
}

.center {
    text-align: center;
}

.contact-btn {
    display: inline-block;
    margin-top: 8px;
    padding: 12px 26px;
    color: #fff;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--coral), var(--coral-deep));
    font-weight: 750;
    box-shadow: 0 8px 20px rgba(224, 80, 47, 0.28);
}

.contact-btn:hover {
    filter: brightness(1.05);
    text-decoration: none;
}

.footer {
    margin-top: 42px;
    padding-top: 22px;
    color: var(--muted);
    border-top: 1px solid var(--line);
    text-align: center;
    font-size: 0.82rem;
}

@media (max-width: 560px) {
    .container {
        padding: 38px 15px 58px;
    }

    .card {
        padding: 23px 20px;
    }

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