:root {
    --red: #d8264f;
    --purple: #5d2b91;
    --purple-deep: #2d114d;
    --white: #ffffff;
    --text: #25192f;
    --muted: #695c77;
    --line: rgba(93, 43, 145, 0.12);
    --shadow: 0 24px 60px rgba(56, 15, 96, 0.12);
    --radius: 24px;
    --font: "Microsoft YaHei", "PingFang SC", sans-serif;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: var(--font);
    color: var(--text);
    background:
        radial-gradient(circle at top left, rgba(216, 38, 79, 0.16), transparent 32%),
        radial-gradient(circle at top right, rgba(93, 43, 145, 0.18), transparent 28%),
        linear-gradient(180deg, #fff7fb 0%, #ffffff 30%, #fff8fc 100%);
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container { width: min(1180px, calc(100% - 32px)); margin: 0 auto; }

.page-glow {
    position: fixed;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    filter: blur(40px);
    opacity: 0.4;
    pointer-events: none;
    z-index: -1;
}

.page-glow-one { top: -140px; left: -140px; background: rgba(216, 38, 79, 0.18); }
.page-glow-two { right: -160px; top: 120px; background: rgba(93, 43, 145, 0.18); }

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    backdrop-filter: blur(16px);
    background: rgba(255, 255, 255, 0.82);
    border-bottom: 1px solid rgba(93, 43, 145, 0.08);
}

.header-wrap {
    min-height: 84px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-size: 26px;
    font-weight: 800;
    color: var(--purple-deep);
}

.brand img { width: 42px; height: 42px; }

.main-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
}

.main-nav a,
.header-action,
.btn,
.pager a,
.floating-telegram { transition: 0.25s ease; }

.main-nav a {
    padding: 10px 14px;
    border-radius: 999px;
    color: var(--muted);
    font-size: 15px;
}

.main-nav a:hover,
.main-nav a.is-active {
    background: linear-gradient(135deg, rgba(216, 38, 79, 0.12), rgba(93, 43, 145, 0.12));
    color: var(--purple-deep);
}

.header-action,
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    font-weight: 700;
}

.header-action {
    padding: 13px 22px;
    background: linear-gradient(135deg, var(--red), var(--purple));
    color: var(--white);
    box-shadow: var(--shadow);
}

.hero,
.sub-hero { padding: 68px 0 34px; }

.hero-grid,
.split-layout,
.footer-grid { display: grid; gap: 24px; }

.hero-grid { grid-template-columns: 1.1fr 0.9fr; align-items: center; }

.eyebrow {
    display: inline-flex;
    align-items: center;
    padding: 8px 14px;
    border-radius: 999px;
    background: rgba(216, 38, 79, 0.08);
    color: var(--red);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.04em;
}

h1, h2, h3, strong { color: var(--purple-deep); }
h1 { margin: 18px 0 16px; font-size: clamp(36px, 5vw, 64px); line-height: 1.04; }
h2 { margin: 0 0 14px; font-size: clamp(28px, 3vw, 42px); line-height: 1.15; }
h3 { margin: 0 0 12px; font-size: 22px; }

p {
    margin: 0 0 16px;
    color: var(--muted);
    line-height: 1.9;
    font-size: 16px;
}

.hero-copy { max-width: 760px; font-size: 18px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin: 30px 0 20px; }
.btn { min-width: 170px; padding: 14px 24px; }
.btn-primary { background: linear-gradient(135deg, var(--red), var(--purple)); color: var(--white); box-shadow: var(--shadow); }
.btn-secondary { border: 1px solid rgba(93, 43, 145, 0.16); color: var(--purple-deep); background: rgba(255, 255, 255, 0.84); }
.btn:hover, .header-action:hover, .pager a:hover, .floating-telegram:hover { transform: translateY(-2px); }

.hero-points,
.download-meta { display: flex; flex-wrap: wrap; gap: 10px; }

.hero-points span,
.download-meta span {
    display: inline-flex;
    padding: 10px 14px;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.7);
    border: 1px solid var(--line);
    color: var(--purple-deep);
    font-size: 14px;
}

.hero-panel,
.feature-grid,
.article-grid,
.pricing-grid,
.article-list { display: grid; gap: 20px; }

.metric-card,
.feature-card,
.content-card,
.pricing-card,
.article-card,
.download-box,
.article-row,
.article-detail,
.sub-hero .container {
    background: rgba(255, 255, 255, 0.86);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.metric-card,
.feature-card,
.content-card,
.pricing-card,
.article-card,
.download-box,
.article-row,
.article-detail { padding: 26px; }

.sub-hero .container {
    padding: 30px 34px 28px;
    overflow: hidden;
}

.sub-hero h1 {
    max-width: 18ch;
    font-size: clamp(26px, 3.2vw, 42px);
    line-height: 1.18;
    overflow-wrap: anywhere;
    word-break: break-word;
}

.sub-hero p {
    max-width: 76ch;
}

.article-hero h1 {
    max-width: 20ch;
}

.metric-card strong,
.pricing-card strong { display: block; margin-bottom: 12px; font-size: 24px; }

.metric-card.accent,
.pricing-card.featured {
    background: linear-gradient(135deg, rgba(216, 38, 79, 0.95), rgba(93, 43, 145, 0.94));
    color: var(--white);
}

.metric-card.accent strong,
.metric-card.accent p,
.pricing-card.featured strong,
.pricing-card.featured span,
.pricing-card.featured p { color: var(--white); }

.section { padding: 34px 0 42px; }
.band { background: linear-gradient(180deg, rgba(93, 43, 145, 0.04), rgba(216, 38, 79, 0.04)); }
.section-heading { max-width: 760px; margin-bottom: 24px; }

.feature-grid,
.article-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.pricing-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.split-layout { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.footer-grid { grid-template-columns: 1.3fr 0.8fr 0.8fr; }

.plain-list { list-style: none; padding: 0; margin: 0 0 24px; }

.plain-list li {
    margin-bottom: 14px;
    padding-left: 18px;
    position: relative;
    color: var(--muted);
    line-height: 1.9;
}

.plain-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 13px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--red), var(--purple));
}

.article-card span,
.pricing-card span,
.article-row-date,
.article-meta {
    display: inline-flex;
    margin-bottom: 12px;
    color: var(--red);
    font-weight: 700;
    font-size: 14px;
}

.article-card h3 { min-height: 72px; }
.article-row { display: grid; grid-template-columns: 160px 1fr; gap: 20px; align-items: start; }
.article-row h2 { font-size: 28px; margin-bottom: 10px; }

.pager {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-top: 10px;
}

.pager a {
    min-width: 44px;
    padding: 10px 16px;
    text-align: center;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.86);
    color: var(--purple-deep);
}

.pager a.current {
    background: linear-gradient(135deg, var(--red), var(--purple));
    color: var(--white);
    border-color: transparent;
}

.article-detail { max-width: 900px; }
.article-detail p { margin-bottom: 22px; font-size: 17px; }

.site-footer {
    margin-top: 32px;
    padding: 42px 0 32px;
    background: linear-gradient(180deg, rgba(45, 17, 77, 0.98), rgba(62, 18, 96, 0.98));
}

.footer-grid { margin-bottom: 26px; }

.footer-brand,
.footer-title,
.site-footer a,
.friend-links span,
.footer-note,
.site-footer p,
.friend-links em {
    color: rgba(255, 255, 255, 0.86);
}

.footer-brand,
.footer-title {
    margin-bottom: 14px;
    font-size: 20px;
    font-weight: 800;
}

.footer-links { display: flex; flex-direction: column; gap: 10px; }

.friend-links {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 14px;
    align-items: center;
    padding: 18px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.friend-links a { font-size: 14px; opacity: 0.84; }
.footer-note { padding-top: 18px; font-size: 13px; }

.floating-telegram {
    position: fixed;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 60;
    padding: 14px 16px;
    border-radius: 18px 0 0 18px;
    background: linear-gradient(180deg, var(--red), var(--purple));
    color: var(--white);
    font-weight: 700;
    box-shadow: var(--shadow);
}

@media (max-width: 1080px) {
    .hero-grid,
    .feature-grid,
    .pricing-grid,
    .split-layout,
    .footer-grid,
    .article-grid {
        grid-template-columns: 1fr 1fr;
    }

    .sub-hero .container {
        padding: 26px 28px 24px;
    }

    .sub-hero h1 {
        max-width: none;
        font-size: clamp(24px, 3.8vw, 36px);
        line-height: 1.2;
    }
}

@media (max-width: 820px) {
    .header-wrap,
    .hero-grid,
    .feature-grid,
    .pricing-grid,
    .split-layout,
    .footer-grid,
    .article-grid,
    .article-row {
        grid-template-columns: 1fr;
    }

    .header-wrap {
        display: grid;
        padding: 16px 0;
    }

    .brand { justify-content: center; }
    .main-nav { justify-content: flex-start; }

    .sub-hero,
    .hero {
        padding: 42px 0 24px;
    }

    .sub-hero .container {
        padding: 22px 20px 20px;
        border-radius: 20px;
    }

    .sub-hero h1,
    .article-hero h1 {
        font-size: clamp(24px, 7.4vw, 32px);
        line-height: 1.22;
    }

    .floating-telegram {
        right: 0;
        padding: 12px 14px;
        font-size: 14px;
    }
}