:root {
--violet: #7c3aed;
--violet-600: #6d28d9;
--violet-700: #5b21b6;
--violet-50: #f6f2fd;
--violet-100: #ede9fe;
--ink: #241636;
--muted: #5d5272;
--line: #e8e1f4;
--bg: #fbfaff;
--card: #ffffff;
--radius: 18px;
--grad: linear-gradient(135deg, #6d28d9 0%, #7c3aed 45%, #a855f7 100%);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
margin: 0;
font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
background: var(--bg);
color: var(--ink);
-webkit-font-smoothing: antialiased;
overflow-x: hidden;
}
img { max-width: 100%; height: auto; }
.wrap { width: 100%; max-width: 1120px; margin: 0 auto; padding: 0 22px; }
.scroll-progress { position: fixed; top: 0; left: 0; height: 3px; width: 0; background: var(--grad); z-index: 1200; }
.site-header {
position: sticky;
top: 0;
z-index: 1000;
background: rgba(255, 255, 255, 0.88);
backdrop-filter: blur(12px);
-webkit-backdrop-filter: blur(12px);
border-bottom: 1px solid var(--line);
transition: box-shadow 0.25s ease;
}
.site-header.scrolled { box-shadow: 0 10px 26px -14px rgba(59, 15, 120, 0.3); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 68px; padding-top: 8px; padding-bottom: 8px; }
.brand { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; }
.brand-mark { display: inline-flex; flex-shrink: 0; filter: drop-shadow(0 4px 10px rgba(124, 58, 237, 0.35)); }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-name { font-family: 'Sora', sans-serif; font-weight: 800; font-size: 21px; color: var(--ink); letter-spacing: -0.02em; }
.brand-tag { font-size: 10.5px; font-weight: 600; letter-spacing: 0.09em; text-transform: uppercase; color: var(--violet); }
.btn {
display: inline-flex;
align-items: center;
justify-content: center;
gap: 9px;
font-weight: 600;
border-radius: 999px;
text-decoration: none;
cursor: pointer;
border: none;
transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
white-space: nowrap;
}
.btn-primary { background: var(--grad); color: #fff; box-shadow: 0 10px 24px -10px rgba(124, 58, 237, 0.55); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 32px -10px rgba(124, 58, 237, 0.62); }
.btn-header { padding: 10px 18px; font-size: 13.5px; }
.breadcrumbs { padding: 18px 0 0; }
.breadcrumbs ol { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px; font-size: 13.5px; color: var(--muted); }
.breadcrumbs li { display: flex; align-items: center; gap: 6px; }
.breadcrumbs li + li::before { content: "/"; color: #c3b8d8; }
.breadcrumbs a { color: var(--violet-600); text-decoration: none; }
.breadcrumbs a:hover { text-decoration: underline; }
.hero {
position: relative;
margin-top: 18px;
background: linear-gradient(135deg, #2e1065 0%, #5b21b6 48%, #7c3aed 100%);
color: #fff;
overflow: hidden;
}
.hero-inner { position: relative; z-index: 1; padding: 66px 22px 72px; }
.hero-glow { position: absolute; border-radius: 50%; filter: blur(72px); pointer-events: none; }
.glow-a { width: 420px; height: 420px; background: #a855f7; opacity: 0.5; top: -140px; right: -100px; }
.glow-b { width: 340px; height: 340px; background: #3b0f78; opacity: 0.6; bottom: -150px; left: -80px; }
.hero-badge {
display: inline-flex;
align-items: center;
gap: 8px;
background: rgba(255, 255, 255, 0.12);
border: 1px solid rgba(255, 255, 255, 0.25);
padding: 7px 15px;
border-radius: 999px;
font-size: 12px;
font-weight: 600;
letter-spacing: 0.07em;
text-transform: uppercase;
color: #f3ecff;
margin-bottom: 22px;
}
.hero-title { font-family: 'Sora', sans-serif; font-weight: 800; font-size: clamp(28px, 4.8vw, 48px); line-height: 1.12; letter-spacing: -0.02em; max-width: 19ch; margin-bottom: 18px; }
.hero-sub { max-width: 64ch; color: rgba(245, 240, 255, 0.88); font-size: clamp(15px, 1.7vw, 17px); line-height: 1.75; margin: 0 0 30px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 40px; }
.btn-hero { background: #fff; color: var(--violet-700); padding: 16px 28px; font-size: 16px; box-shadow: 0 16px 34px -12px rgba(20, 5, 45, 0.55); }
.btn-hero:hover { transform: translateY(-2px); background: #f6f1ff; }
.btn-hero svg { transition: transform 0.2s ease; }
.btn-hero:hover svg { transform: translateX(4px); }
.hero-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.stat { display: flex; align-items: center; gap: 14px; background: rgba(255, 255, 255, 0.1); border: 1px solid rgba(255, 255, 255, 0.16); border-radius: 16px; padding: 16px 18px; backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); }
.stat-icon { display: inline-flex; align-items: center; justify-content: center; width: 42px; height: 42px; border-radius: 12px; background: rgba(255, 255, 255, 0.16); color: #fff; flex-shrink: 0; }
.stat-num { font-family: 'Sora', sans-serif; font-weight: 700; font-size: 19px; }
.stat-label { font-size: 13px; color: rgba(240, 234, 255, 0.84); line-height: 1.45; margin-top: 2px; }
.perks { padding: 36px 0 6px; }
.perk-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.perk-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px 22px; box-shadow: 0 10px 26px -20px rgba(59, 15, 120, 0.35); transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease; }
.perk-card:hover { transform: translateY(-5px); border-color: #d5c8f0; box-shadow: 0 22px 38px -18px rgba(76, 29, 149, 0.4); }
.perk-icon { display: inline-flex; align-items: center; justify-content: center; width: 46px; height: 46px; border-radius: 14px; background: var(--violet-100); color: var(--violet); margin-bottom: 14px; }
.perk-title { font-family: 'Sora', sans-serif; font-weight: 700; font-size: 16.5px; margin-bottom: 8px; color: var(--ink); }
.perk-card p { margin: 0; font-size: 14px; line-height: 1.65; color: var(--muted); }
.article-area { padding: 42px 0 8px; }
.content { max-width: 880px; margin: 0 auto; }
.content h1 { font-family: 'Sora', sans-serif; font-weight: 800; font-size: clamp(27px, 4vw, 38px); line-height: 1.18; letter-spacing: -0.02em; color: var(--ink); margin: 0 0 10px; }
.content h2 { font-family: 'Sora', sans-serif; font-weight: 700; font-size: clamp(21px, 3vw, 29px); line-height: 1.3; color: var(--ink); margin: 46px 0 16px; padding-left: 17px; position: relative; letter-spacing: -0.01em; }
.content h2::before { content: ""; position: absolute; left: 0; top: 5px; bottom: 5px; width: 5px; border-radius: 99px; background: var(--grad); }
.content h3 { font-family: 'Sora', sans-serif; font-weight: 700; font-size: clamp(17px, 2.4vw, 21px); color: var(--violet-700); margin: 30px 0 12px; }
.content p { margin: 0 0 16px; color: #463b58; line-height: 1.8; font-size: 16.5px; }
.content ul, .content ol { margin: 0 0 22px; padding-left: 22px; }
.content li { margin-bottom: 10px; line-height: 1.7; color: #463b58; font-size: 16px; }
.content ul li::marker { color: var(--violet); }
.content strong { color: var(--ink); }
.content a { color: var(--violet-600); text-decoration: underline; text-underline-offset: 3px; transition: color 0.2s ease; }
.content a:hover { color: var(--violet-700); }
.content img { max-width: 100%; border-radius: 14px; }
.content table { width: 100%; border-collapse: collapse; margin: 0 0 26px; font-size: 15px; background: #fff; border: 1px solid var(--line); border-radius: 12px; }
.content th { background: var(--violet-100); color: var(--violet-700); text-align: left; padding: 12px 14px; font-weight: 600; }
.content td { padding: 12px 14px; border-top: 1px solid var(--line); color: #463b58; }
.faq-section { margin-top: 54px; }
.faq-list { display: flex; flex-direction: column; gap: 12px; }
.faq-item { background: #fff; border: 1px solid var(--line); border-radius: 15px; overflow: hidden; transition: border-color 0.2s ease, box-shadow 0.2s ease; }
.faq-item.open { border-color: #c9b6ef; box-shadow: 0 14px 30px -20px rgba(76, 29, 149, 0.45); }
.faq-q { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 17px 20px; background: none; border: none; cursor: pointer; text-align: left; font-family: 'Sora', sans-serif; font-weight: 600; font-size: 15.5px; line-height: 1.45; color: var(--ink); }
.faq-q svg { flex-shrink: 0; color: var(--violet); transition: transform 0.3s ease; }
.faq-item.open .faq-q svg { transform: rotate(180deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.35s ease; }
.faq-a-inner { padding: 0 20px 18px; font-size: 15px; line-height: 1.75; color: var(--muted); }
.faq-a-inner p { margin: 0; }
.info-area { padding: 36px 0 10px; }
.info-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.info-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; }
.info-title { display: flex; align-items: center; gap: 10px; font-family: 'Sora', sans-serif; font-weight: 700; font-size: 18px; color: var(--violet-700); margin-bottom: 13px; }
.info-title svg { color: var(--violet); flex-shrink: 0; }
.info-card p { margin: 0 0 12px; font-size: 15px; line-height: 1.75; color: var(--muted); }
.info-card p:last-child { margin-bottom: 0; }
.info-card strong { color: var(--ink); }
.author-card { display: flex; align-items: center; gap: 20px; background: linear-gradient(135deg, #f4efff, #ebe2fc); border: 1px solid #ddd0f7; border-radius: var(--radius); padding: 24px 26px; margin-bottom: 16px; }
.author-avatar { width: 66px; height: 66px; border-radius: 50%; background: var(--grad); color: #fff; font-family: 'Sora', sans-serif; font-weight: 700; font-size: 22px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; box-shadow: 0 10px 22px -8px rgba(124, 58, 237, 0.5); }
.author-label { font-size: 11.5px; font-weight: 700; letter-spacing: 0.09em; text-transform: uppercase; color: var(--violet); margin-bottom: 3px; }
.author-name { font-family: 'Sora', sans-serif; font-weight: 700; font-size: 19px; color: var(--ink); margin-bottom: 4px; }
.author-role { font-size: 14px; line-height: 1.6; color: var(--muted); }
.sources-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; }
.sources-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.sources-list a { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; padding: 13px 16px; border: 1px solid var(--line); border-radius: 12px; text-decoration: none; color: var(--ink); font-size: 14.5px; font-weight: 500; line-height: 1.5; transition: border-color 0.2s ease, background 0.2s ease; }
.sources-list a:hover { border-color: #c9b6ef; background: var(--violet-50); }
.sources-list svg { flex-shrink: 0; margin-top: 2px; color: var(--violet); }
.cta-band { margin-top: 46px; background: linear-gradient(120deg, #5b21b6 0%, #7c3aed 55%, #9333ea 100%); color: #fff; }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 44px 22px; }
.cta-text { font-family: 'Sora', sans-serif; font-weight: 700; font-size: clamp(18px, 2.6vw, 24px); line-height: 1.4; max-width: 34ch; }
.btn-light { background: #fff; color: var(--violet-700); padding: 15px 26px; font-size: 15.5px; flex-shrink: 0; box-shadow: 0 14px 30px -12px rgba(20, 5, 45, 0.5); }
.btn-light:hover { transform: translateY(-2px); background: #f6f1ff; }
.site-footer { background: #211138; color: #c9bfe0; margin-top: 58px; padding: 44px 0 36px; }
.footer-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.footer-brand .brand-name { color: #fff; }
.footer-text { font-size: 13.5px; line-height: 1.75; margin: 0 0 16px; max-width: 95ch; }
.footer-help { display: flex; flex-wrap: wrap; gap: 10px; font-size: 13.5px; }
.footer-help a { color: #d8ccff; text-decoration: underline; text-underline-offset: 3px; transition: color 0.2s ease; }
.footer-help a:hover { color: #fff; }
.to-top { position: fixed; right: 20px; bottom: 20px; width: 46px; height: 46px; border-radius: 50%; border: none; background: var(--grad); color: #fff; display: flex; align-items: center; justify-content: center; cursor: pointer; box-shadow: 0 12px 26px -10px rgba(124, 58, 237, 0.6); opacity: 0; pointer-events: none; transform: translateY(10px); transition: opacity 0.3s ease, transform 0.3s ease; z-index: 900; }
.to-top.show { opacity: 1; pointer-events: auto; transform: none; }
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.55s ease, transform 0.55s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
html { scroll-behavior: auto; }
.reveal { opacity: 1; transform: none; transition: none; }
}
@media (max-width: 960px) {
.perk-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
.wrap { padding: 0 16px; }
.header-inner { min-height: 60px; gap: 10px; }
.brand-tag { display: none; }
.brand-name { font-size: 19px; }
.btn-header { font-size: 12px; padding: 9px 13px; }
.hero-inner { padding: 48px 16px 56px; }
.hero-stats { grid-template-columns: 1fr; gap: 10px; }
.stat { padding: 13px 16px; }
.perks { padding-top: 28px; }
.article-area { padding-top: 32px; }
.content h2 { margin-top: 38px; }
.content table { display: block; max-width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }
.info-grid { grid-template-columns: 1fr; }
.author-card { flex-direction: column; align-items: flex-start; gap: 14px; }
.cta-inner { flex-direction: column; text-align: center; padding: 38px 16px; }
.cta-text { max-width: 100%; }
.site-footer { margin-top: 44px; }
}
@media (max-width: 560px) {
.perk-grid { grid-template-columns: 1fr; }
.hero-badge { font-size: 10.5px; letter-spacing: 0.05em; }
.btn-hero { width: 100%; font-size: 15px; padding: 15px 20px; }
.btn-header { max-width: 168px; white-space: normal; text-align: center; line-height: 1.3; }
.faq-q { font-size: 14.5px; padding: 15px 16px; }
.info-card, .sources-card { padding: 20px; }
.to-top { right: 14px; bottom: 14px; width: 42px; height: 42px; }
}