:root {
    --bg: #04060f;
    --surface-1: #131721;
    --surface-2: #232832;
    --text: #fafbfb;
    --text-muted: rgba(255, 255, 255, 0.72);
    --brand: #fe375b;
    --brand-2: #ff62a6;
    --accent: #008cf1;
    --border: rgba(255, 255, 255, 0.12);
    --shadow: 0 20px 60px rgba(4, 6, 15, 0.45);
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
    background: radial-gradient(1200px 900px at 90% -10%, rgba(254, 55, 91, 0.18), transparent 55%),
        radial-gradient(1100px 700px at 10% 10%, rgba(0, 140, 241, 0.12), transparent 52%),
        var(--bg);
    color: var(--text);
    font-family: Inter, "Segoe UI", Roboto, Arial, sans-serif;
    line-height: 1.55;
}

a {
    color: inherit;
    text-decoration: none;
}

.container {
    width: 100%;
    max-width: 1160px;
    margin: 0 auto;
    padding: 0 20px;
}

.header {
    position: sticky;
    top: 0;
    z-index: 10;
    backdrop-filter: blur(14px);
    background: rgba(4, 6, 15, 0.72);
    border-bottom: 1px solid var(--border);
}

.header-inner {
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.logo {
    font-weight: 800;
    font-size: 22px;
    letter-spacing: 0.2px;
}

.logo-dot {
    color: var(--brand);
}

.top-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.lang-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    padding: 0 14px;
    border-radius: 999px;
    border: 1px solid var(--border);
    color: var(--text-muted);
    font-weight: 600;
}

.lang-link.active {
    color: var(--text);
    border-color: rgba(254, 55, 91, 0.4);
    background: rgba(254, 55, 91, 0.12);
}

.hero {
    padding: 72px 0 40px;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 28px;
    align-items: stretch;
}

.hero-title {
    margin: 0;
    font-size: clamp(34px, 6vw, 58px);
    line-height: 1.02;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    margin: 18px 0 0;
    font-size: clamp(16px, 2vw, 20px);
    color: var(--text-muted);
    max-width: 640px;
}

.cta-row {
    margin-top: 28px;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.btn {
    min-height: 50px;
    padding: 0 22px;
    border-radius: 999px;
    border: 1px solid transparent;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.15s ease, filter 0.15s ease;
}

.btn:hover {
    transform: translateY(-1px);
    filter: brightness(1.04);
}

.btn-primary {
    background: linear-gradient(130deg, var(--brand), var(--brand-2));
    color: #fff;
    box-shadow: 0 16px 40px rgba(254, 55, 91, 0.35);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--border);
    color: var(--text);
}

.hero-card {
    border: 1px solid var(--border);
    background: linear-gradient(180deg, rgba(35, 40, 50, 0.75), rgba(19, 23, 33, 0.85));
    border-radius: 24px;
    padding: 22px;
    box-shadow: var(--shadow);
}

.hero-card-title {
    margin: 0 0 10px;
    font-size: 20px;
    font-weight: 700;
}

.hero-card-list {
    margin: 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 10px;
}

.hero-card-list li {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.09);
    padding: 10px 12px;
    border-radius: 12px;
    color: var(--text-muted);
}

.section {
    padding: 34px 0;
}

.section-title {
    margin: 0 0 16px;
    font-size: clamp(26px, 4vw, 36px);
    line-height: 1.15;
}

.section-subtitle {
    margin: 0;
    color: var(--text-muted);
    max-width: 720px;
}

.features {
    margin-top: 20px;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
}

.feature {
    border: 1px solid var(--border);
    background: rgba(19, 23, 33, 0.82);
    border-radius: 16px;
    padding: 18px;
}

.feature h3 {
    margin: 0 0 8px;
    font-size: 19px;
}

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

.steps {
    margin-top: 16px;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
}

.step {
    border-radius: 16px;
    padding: 18px;
    border: 1px solid var(--border);
    background: linear-gradient(160deg, rgba(19, 23, 33, 0.9), rgba(35, 40, 50, 0.66));
}

.step-num {
    display: inline-flex;
    width: 28px;
    height: 28px;
    border-radius: 999px;
    align-items: center;
    justify-content: center;
    background: rgba(0, 140, 241, 0.22);
    color: #7fc6f7;
    font-weight: 700;
    font-size: 14px;
    margin-bottom: 10px;
}

.step h3 {
    margin: 0 0 8px;
    font-size: 18px;
}

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

.faq {
    margin-top: 16px;
    display: grid;
    gap: 10px;
}

.faq-item {
    border: 1px solid var(--border);
    background: rgba(19, 23, 33, 0.75);
    border-radius: 14px;
    padding: 14px 16px;
}

.faq-item h3 {
    margin: 0 0 6px;
    font-size: 17px;
}

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

.final-cta {
    margin: 16px 0 6px;
    border: 1px solid rgba(254, 55, 91, 0.24);
    border-radius: 20px;
    padding: 22px;
    background: linear-gradient(130deg, rgba(254, 55, 91, 0.18), rgba(0, 140, 241, 0.12));
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.final-cta-text h3 {
    margin: 0 0 4px;
    font-size: 22px;
}

.final-cta-text p {
    margin: 0;
    color: rgba(255, 255, 255, 0.86);
}

.footer {
    border-top: 1px solid var(--border);
    padding: 22px 0 34px;
    margin-top: 30px;
    color: var(--text-muted);
    font-size: 14px;
}

.seo-hidden-links {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

@media (max-width: 980px) {
    .hero-grid {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 700px) {
    .features,
    .steps {
        grid-template-columns: 1fr;
    }

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

    .header-inner {
        height: 66px;
    }
}