* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    background: #111319;
    color: #f3f5f7;
}

a {
    color: #ff8858;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.page {
    min-height: 100vh;
    background:
        radial-gradient(circle at top right, rgba(255, 136, 88, 0.18), transparent 28%),
        radial-gradient(circle at top left, rgba(83, 160, 255, 0.12), transparent 22%),
        #111319;
}

.container {
    width: min(960px, calc(100% - 32px));
    margin: 0 auto;
    padding: 32px 0 48px;
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 28px;
}

.brand {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.brand-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: 16px;
    background: linear-gradient(135deg, #ff7a45, #ff9f6d);
    color: #fff;
    font-size: 22px;
    font-weight: 700;
}

.brand-name {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.brand-subtitle {
    color: rgba(255, 255, 255, 0.62);
    font-size: 14px;
}

.lang-switch {
    display: inline-flex;
    padding: 4px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.lang-button {
    border: 0;
    background: transparent;
    color: rgba(255, 255, 255, 0.7);
    padding: 10px 16px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
}

.lang-button.active {
    background: #ffffff;
    color: #111319;
}

.hero {
    padding: 30px 0 12px;
}

.hero h1 {
    margin: 0 0 12px;
    font-size: clamp(32px, 5vw, 50px);
    line-height: 1.08;
}

.hero p {
    margin: 0;
    max-width: 760px;
    color: rgba(255, 255, 255, 0.72);
    font-size: 17px;
    line-height: 1.7;
}

.nav-links {
    display: flex;
    gap: 12px;
    margin: 26px 0 0;
    flex-wrap: wrap;
}

.nav-link {
    padding: 11px 16px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
    color: #ffffff;
    font-size: 14px;
    font-weight: 600;
}

.nav-link.active {
    background: #ff8858;
}

.grid {
    display: grid;
    gap: 18px;
    margin-top: 26px;
}

.grid.two-column {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
    padding: 22px;
    border-radius: 20px;
    background: rgba(30, 34, 43, 0.92);
    border: 1px solid rgba(255, 255, 255, 0.06);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.22);
}

.card h2,
.card h3 {
    margin: 0 0 12px;
    font-size: 22px;
}

.card p,
.card li {
    color: rgba(255, 255, 255, 0.76);
    line-height: 1.7;
    font-size: 15px;
}

.card ul {
    padding-left: 18px;
    margin: 0;
}

.section-title {
    margin: 36px 0 14px;
    font-size: 24px;
    font-weight: 700;
}

.timeline {
    display: grid;
    gap: 14px;
}

.timeline-item {
    padding: 18px 20px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.timeline-item strong {
    display: block;
    margin-bottom: 8px;
    font-size: 16px;
}

.footer {
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.5);
    font-size: 13px;
}

.contact-box {
    display: grid;
    gap: 10px;
}

.contact-item {
    padding: 14px 16px;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.05);
}

.contact-label {
    display: block;
    margin-bottom: 6px;
    color: rgba(255, 255, 255, 0.52);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.language-block {
    display: none;
}

.language-block.active {
    display: block;
}

@media (max-width: 760px) {
    .container {
        width: min(100% - 24px, 960px);
        padding-top: 18px;
    }

    .topbar {
        flex-direction: column;
        align-items: flex-start;
    }

    .grid.two-column {
        grid-template-columns: 1fr;
    }

    .hero p,
    .card p,
    .card li {
        font-size: 14px;
    }
}