*,
*::before,
*::after {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
}

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Inter", sans-serif;
    background: var(--gradient-main);
    color: var(--text-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

img {
    max-width: 100%;
    display: block;
}

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

.page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}
.page-cta {
    margin: 16px 0 20px;
}

.btn-block {
    width: 100%;
    justify-content: center;
    text-align: center;
}

.container {
    width: 100%;
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 16px;
}

/* Header */

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    backdrop-filter: blur(16px);
    background: linear-gradient(
        to bottom,
        var(--bg-header-top),
        var(--bg-header-mid),
        transparent
    );
    border-bottom: 1px solid var(--border-softer);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    gap: 10px;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.logo-mark {
    width: 32px;
    height: 32px;
    border-radius: 14px;
    background: conic-gradient(
        from 120deg,
        var(--accent),
        var(--danger),
        var(--accent-secondary),
        var(--accent)
    );
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-logo);
}

.logo-mark span {
    font-weight: 800;
    font-size: 16px;
    color: var(--bg-main);
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-text strong {
    font-size: 17px;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.logo-text span {
    font-size: 11px;
    color: var(--text-muted);
}

.main-nav {
    display: none;
    gap: 18px;
    font-size: 13px;
    color: var(--text-muted);
}

.main-nav a {
    position: relative;
    padding-bottom: 2px;
}

.main-nav a:hover {
    color: var(--text-main);
}

.main-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    height: 2px;
    width: 0;
    background: linear-gradient(90deg, var(--accent), var(--danger));
    border-radius: 999px;
    transition: width 0.16s ease-out;
}

.main-nav a:hover::after {
    width: 100%;
}

.header-cta {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Buttons */

.btn {
    border: none;
    outline: none;
    padding: 9px 18px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
    transition:
        transform 0.12s ease-out,
        box-shadow 0.12s ease-out,
        background 0.12s ease-out,
        opacity 0.12s ease-out;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--danger));
    color: var(--bg-main);
    box-shadow: var(--shadow-primary);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-primary-strong);
}

.btn-outline {
    background: var(--bg-deep);
    color: var(--text-main);
    border: 1px solid var(--border-pill-strong);
}

.btn-outline:hover {
    background: var(--bg-deep-strong);
    transform: translateY(-1px);
}

.pill {
    padding: 5px 12px;
    border-radius: 999px;
    border: 1px solid var(--border-pill-weak);
    background: var(--bg-deep);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
}

.pill span {
    color: var(--accent);
}

/* Hero */

.hero {
    padding: 32px 0 24px;
}

.hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr);
    gap: 24px;
    align-items: center;
}

.hero-left {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 10px;
    border-radius: 999px;
    background: var(--bg-deep-soft);
    border: 1px solid var(--border-soft-strong);
    font-size: 11px;
    color: var(--text-muted);
}

.hero-badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 999px;
    background: radial-gradient(circle, var(--accent-strong), var(--danger));
    box-shadow: 0 0 16px var(--accent-strong);
}

.hero-badge strong {
    color: var(--accent-strong);
}

.hero-title {
    font-size: 28px;
    line-height: 1.2;
    font-weight: 700;
}

.hero-title span {
    display: block;
    background: linear-gradient(135deg, var(--accent), var(--danger));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero-subtitle {
    font-size: 14px;
    color: var(--text-muted);
    max-width: 460px;
}

.hero-cta-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.hero-note {
    font-size: 11px;
    color: var(--text-muted);
}

.hero-trust {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 11px;
    color: var(--text-muted);
}

.hero-trust-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 9px;
    border-radius: 999px;
    border: 1px solid var(--border-soft);
    background: var(--bg-panel);
}

.hero-trust-badge .icon {
    width: 16px;
    height: 16px;
    border-radius: 999px;
    border: 1px solid var(--border-pill-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
}

.hero-right {
    padding: 10px;
    background: radial-gradient(circle at top, var(--accent-soft), transparent 55%);
}

.hero-card {
    background: radial-gradient(circle at top left, var(--accent-soft), var(--bg-elevated-soft));
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-card);
    padding: 16px 14px;
    box-shadow: var(--shadow-soft);
    display: grid;
    grid-template-columns: minmax(0, 1.4fr);
    gap: 12px;
}

.hero-card-main {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.hero-card-label {
    font-size: 11px;
    color: var(--text-muted);
}

.hero-card-bonus {
    font-size: 24px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent), var(--danger));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero-card-note {
    font-size: 12px;
    color: var(--text-muted);
}

.hero-card-side {
    font-size: 12px;
    color: var(--text-muted);
}

/* Sections */

.section {
    padding: 26px 0;
}

.section-header {
    margin-bottom: 14px;
}

.section-title {
    font-size: 20px;
    font-weight: 600;
    margin: 0 0 4px;
}

.section-title span {
    color: var(--accent-strong);
}

.section-subtitle {
    font-size: 13px;
    color: var(--text-muted);
    max-width: 520px;
}

/* Features */

.features-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
}

.feature-card {
    background: var(--bg-elevated-soft);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-soft);
    padding: 12px 11px;
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 10px;
}

.feature-icon {
    width: 32px;
    height: 32px;
    border-radius: 14px;
    background: radial-gradient(circle, var(--accent-soft), var(--bg-extra-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.feature-title {
    font-size: 14px;
    font-weight: 500;
}

.feature-text {
    font-size: 12px;
    color: var(--text-muted);
}

/* Steps */

.steps {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
}

.step {
    background: var(--bg-deep-soft);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-soft);
    padding: 11px 11px;
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 10px;
    font-size: 12px;
}

.step-number {
    width: 22px;
    height: 22px;
    border-radius: 999px;
    border: 1px solid var(--border-pill-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 600;
    color: var(--accent-strong);
}

.step-title {
    font-weight: 500;
}

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

/* Article & page blocks */

.article {
    background: var(--bg-elevated-soft);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-soft);
    padding: 16px 14px;
    box-shadow: var(--shadow-article);
    font-size: 13px;
    color: var(--text-muted);
}

.article h3 {
    margin-top: 0;
    margin-bottom: 6px;
    font-size: 15px;
    color: var(--text-main);
}

.article p {
    margin: 0 0 8px;
}

.article ul {
    margin: 6px 0 8px 18px;
    padding: 0;
}

.article li {
    margin-bottom: 4px;
}

.page-title {
    margin: 0 0 10px;
    font-size: 24px;
}

.page-intro {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 14px;
}

.page-block {
    margin-bottom: 16px;
}

.page-block h2 {
    font-size: 18px;
    margin: 0 0 6px;
}

.page-block p {
    margin: 0;
    font-size: 14px;
    color: var(--text-muted);
}

/* FAQ */

.faq-grid {
    margin-top: 10px;
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 8px;
}

.faq-item {
    background: var(--bg-panel-strong);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-soft);
    padding: 10px;
}

.faq-q {
    font-size: 13px;
    font-weight: 500;
}

.faq-a {
    margin-top: 4px;
    font-size: 12px;
    color: var(--text-muted);
}

/* Footer */

.site-footer {
    border-top: 1px solid var(--border-soft);
    padding: 16px 0 22px;
    margin-top: auto;
    font-size: 11px;
    color: var(--text-muted);
}

.footer-inner {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.footer-main {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer-logo .logo-text strong {
    font-size: 15px;
}

.footer-warning {
    color: var(--danger);
}

.footer-pages {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.footer-pages a {
    color: var(--text-muted);
}

.footer-pages a:hover {
    color: var(--text-main);
}

.footer-side {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer-lang-switch {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.lang-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 9px;
    border-radius: 999px;
    border: 1px solid var(--border-pill-weak);
    font-size: 11px;
    background: var(--bg-panel);
}

.lang-pill.is-active {
    border-color: var(--accent);
    background: var(--bg-deep-strong);
}

.lang-flag {
    font-size: 13px;
}

.lang-label {
    color: var(--text-main);
}

.footer-copy {
    font-size: 11px;
    color: var(--text-muted);
}

/* Responsive */

@media (min-width: 768px) {
    .main-nav {
        display: flex;
    }

    .hero {
        padding: 46px 0 34px;
    }

    .hero-grid {
        grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
        gap: 36px;
    }

    .hero-title {
        font-size: 34px;
    }

    .hero-card {
        grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    }

    .features-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .steps {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

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

    .footer-inner {
        flex-direction: row;
        justify-content: space-between;
        align-items: flex-start;
    }

    .footer-main {
        max-width: 60%;
    }

    .footer-side {
        align-items: flex-end;
    }
}