:root {
    --plum: #241a2b;
    --plum-2: #392740;
    --ivory: #f7f4ee;
    --paper: #fffdf8;
    --ink: #211b26;
    --muted: #756a78;
    --line: #ded5db;
    --orange: #f26549;
    --teal: #168e83;
    --yellow: #f2c94c;
    --max: 1160px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--ivory); color: var(--ink); font-family: "Segoe UI", "Microsoft YaHei", Arial, sans-serif; line-height: 1.7; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.shell { width: min(var(--max), calc(100% - 42px)); margin: 0 auto; }
.topline { height: 6px; background: repeating-linear-gradient(135deg, var(--orange) 0 16px, var(--yellow) 16px 32px, var(--teal) 32px 48px); }
.site-header { background: var(--plum); color: #fff; }
.nav { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 11px; font-weight: 800; letter-spacing: .02em; }
.brand img { width: 40px; height: 40px; border-radius: 12px; border: 2px solid rgba(255,255,255,.3); }
.brand span { font-size: 1.12rem; }
.nav-links { display: flex; align-items: center; gap: 24px; color: #d8cedb; font-size: .93rem; }
.nav-links a { transition: color .2s ease; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--yellow); }
.nav-download { border: 1px solid rgba(242,201,76,.65); color: var(--yellow) !important; padding: 9px 16px; border-radius: 6px; }
.menu-toggle { display: none; border: 1px solid rgba(255,255,255,.24); background: transparent; color: #fff; border-radius: 6px; padding: 7px 10px; font-size: 1.1rem; }
.hero { padding: 82px 0 72px; background: var(--paper); overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: minmax(0, .95fr) minmax(350px, 1.05fr); gap: 70px; align-items: center; }
.eyebrow, .kicker { text-transform: uppercase; letter-spacing: .16em; font-weight: 800; font-size: .74rem; }
.eyebrow { color: var(--teal); margin: 0 0 18px; }
h1, h2, h3 { margin: 0; line-height: 1.14; letter-spacing: -.025em; overflow-wrap: anywhere; word-break: break-word; }
h1 { font-size: clamp(2.7rem, 6.4vw, 5.5rem); max-width: 620px; }
.hero-copy { color: var(--muted); font-size: 1.08rem; max-width: 590px; margin: 24px 0 30px; }
.actions { display: flex; flex-wrap: wrap; gap: 11px; }
.button { display: inline-flex; align-items: center; gap: 8px; padding: 12px 19px; border-radius: 6px; font-weight: 800; border: 1px solid transparent; transition: transform .2s ease, box-shadow .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: #fff; background: var(--orange); box-shadow: 4px 4px 0 var(--plum); }
.button-secondary { background: var(--paper); border-color: var(--plum); color: var(--plum); }
.button-teal { background: var(--teal); color: #fff; box-shadow: 4px 4px 0 var(--plum); }
.micro-note { color: #91858f; font-size: .82rem; margin: 13px 0 0; }
.hero-visual { position: relative; min-height: 460px; display: grid; place-items: center; }
.hero-visual::before { content: ""; position: absolute; width: 410px; height: 410px; border: 2px solid var(--plum); border-radius: 50%; transform: rotate(-18deg); }
.hero-visual::after { content: "EH"; position: absolute; left: 0; bottom: 7%; font: 800 7rem/1 Georgia, serif; color: rgba(242,101,73,.18); letter-spacing: -.12em; }
.ticket { position: relative; width: min(300px, 75vw); padding: 10px; background: var(--plum); transform: rotate(5deg); box-shadow: 16px 18px 0 var(--yellow), 24px 24px 48px rgba(36,26,43,.25); }
.ticket img { width: 100%; max-height: 515px; object-fit: cover; object-position: top; }
.sticker { position: absolute; padding: 7px 12px; font-weight: 800; font-size: .78rem; background: var(--yellow); color: var(--plum); transform: rotate(-8deg); box-shadow: 3px 3px 0 var(--plum); }
.sticker-a { top: 13%; right: -56px; }
.sticker-b { bottom: 9%; left: -57px; background: var(--teal); color: #fff; transform: rotate(4deg); }
.stats { background: var(--plum); color: #fff; border-top: 1px solid rgba(255,255,255,.15); border-bottom: 1px solid rgba(255,255,255,.15); }
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat { padding: 22px 18px; border-right: 1px solid rgba(255,255,255,.16); }
.stat:last-child { border-right: 0; }
.stat strong { display: block; color: var(--yellow); font-size: 1.35rem; }
.stat span { color: #cfc2d2; font-size: .82rem; }
.section { padding: 90px 0; }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 28px; margin-bottom: 30px; }
.section-head h2 { font-size: clamp(2rem, 4.4vw, 3.2rem); max-width: 660px; }
.section-head p { max-width: 420px; margin: 0; color: var(--muted); }
.kicker { color: var(--orange); margin: 0 0 9px; }
.route-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.route { min-height: 248px; background: var(--paper); border: 1px solid var(--line); padding: 23px; position: relative; }
.route:nth-child(2) { transform: translateY(16px); }
.route:nth-child(3) { border-top: 5px solid var(--teal); }
.route-index { font: 800 .82rem/1 "Consolas", monospace; color: var(--orange); }
.route h3 { font-size: 1.35rem; margin: 20px 0 10px; }
.route p { color: var(--muted); margin: 0 0 18px; font-size: .93rem; }
.route-link, .text-link { color: var(--teal); border-bottom: 1px solid currentColor; font-weight: 800; }
.ink-band { background: var(--plum-2); color: #fff; }
.feature-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 60px; align-items: center; }
.feature-layout h2 { font-size: clamp(2rem, 4.2vw, 3.1rem); }
.feature-layout .copy { color: #d9cddd; margin: 20px 0; }
.feature-list { display: grid; gap: 10px; }
.feature-row { display: grid; grid-template-columns: 46px 1fr; gap: 15px; padding: 17px 0; border-bottom: 1px solid rgba(255,255,255,.16); }
.feature-row:last-child { border-bottom: 0; }
.feature-icon { width: 36px; height: 36px; display: grid; place-items: center; border-radius: 50%; background: var(--yellow); color: var(--plum); font-weight: 900; }
.feature-row h3 { font-size: 1.05rem; color: #fff; margin-bottom: 4px; }
.feature-row p { color: #cfc2d2; margin: 0; font-size: .9rem; }
.showcase { background: var(--orange); color: #fff; }
.showcase-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 70px; align-items: center; }
.showcase-image { width: min(400px, 100%); justify-self: center; border: 10px solid var(--plum); box-shadow: 16px 16px 0 var(--yellow); }
.showcase-image img { width: 100%; max-width: 400px; }
.showcase h2 { font-size: clamp(2rem, 4vw, 3.1rem); }
.showcase p { color: #fff2eb; margin: 18px 0 22px; }
.paper-band { background: var(--paper); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.jump-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.jump { padding: 26px; border: 1px solid var(--line); background: var(--ivory); }
.jump h3 { font-size: 1.35rem; margin-bottom: 8px; }
.jump p { color: var(--muted); margin: 0 0 17px; }
.review-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 16px; }
.review { padding: 28px; border: 1px solid var(--line); background: var(--paper); }
.review p { font-size: 1.1rem; margin: 0 0 18px; }
.review cite { font-style: normal; color: var(--teal); font-size: .87rem; font-weight: 800; }
.review-stats { display: grid; gap: 10px; }
.review-stat { padding: 17px 20px; border: 1px solid var(--line); display: flex; justify-content: space-between; background: #fff; }
.review-stat span { color: var(--muted); font-size: .86rem; }
.review-stat strong { color: var(--orange); }
.cta { background: var(--yellow); color: var(--plum); padding: 53px 0; }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 25px; }
.cta h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); }
.cta p { margin: 8px 0 0; color: #5d4a22; }
.article-hero { padding: 75px 0 46px; background: var(--paper); border-bottom: 1px solid var(--line); }
.article-hero h1 { max-width: 840px; }
.article-hero .hero-copy { max-width: 750px; }
.article-layout { display: grid; grid-template-columns: minmax(0, 1fr) 282px; gap: 54px; align-items: start; }
.article-body { max-width: 780px; }
.article-body h2 { font-size: 2rem; margin: 48px 0 18px; }
.article-body h3 { font-size: 1.22rem; margin: 24px 0 8px; color: var(--teal); }
.article-body p { margin: 0 0 16px; color: #514655; }
.article-body ul, .article-body ol { color: #514655; padding-left: 23px; }
.article-body li { margin-bottom: 8px; }
.aside-card { position: sticky; top: 24px; background: var(--plum); color: #fff; padding: 22px; box-shadow: 6px 6px 0 var(--yellow); }
.aside-card h3 { color: var(--yellow); font-size: 1rem; margin-bottom: 12px; }
.aside-card a { display: block; color: #e0d6e3; padding: 9px 0; border-bottom: 1px solid rgba(255,255,255,.14); font-size: .9rem; }
.aside-card a:last-child { border-bottom: 0; }
.notice { padding: 18px 20px; background: #fff7d7; border-left: 4px solid var(--yellow); color: #5d4a22; margin: 20px 0; }
.step-list { display: grid; gap: 2px; }
.step { display: grid; grid-template-columns: 50px 1fr; gap: 17px; padding: 20px 0; border-bottom: 1px solid var(--line); }
.step:last-child { border-bottom: 0; }
.step-no { width: 40px; height: 40px; display: grid; place-items: center; background: var(--orange); color: #fff; font: 800 .86rem/1 "Consolas", monospace; }
.step h3 { margin: 0 0 6px; color: var(--ink); }
.step p { margin: 0; }
.faq-list { display: grid; gap: 10px; }
details { background: var(--paper); border: 1px solid var(--line); padding: 0 18px; }
summary { cursor: pointer; list-style: none; padding: 16px 2px; font-weight: 800; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; float: right; color: var(--orange); font-size: 1.2rem; }
details[open] summary::after { content: "−"; }
details p { color: var(--muted); padding: 0 2px 16px; margin: 0; }
.site-footer { background: var(--plum); color: #d9cddd; padding: 42px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; padding-bottom: 24px; border-bottom: 1px solid rgba(255,255,255,.16); }
.footer-brand { color: #fff; margin-bottom: 12px; }
.footer-grid p { max-width: 580px; margin: 0; font-size: .88rem; }
.footer-links { display: flex; justify-content: flex-end; flex-wrap: wrap; gap: 19px; font-size: .88rem; }
.footer-links a:hover { color: var(--yellow); }
.copyright { display: flex; justify-content: space-between; gap: 15px; padding-top: 20px; color: #a99bae; font-size: .78rem; }
.reveal { opacity: 1; transform: none; }

@media (max-width: 860px) {
    .shell { width: min(var(--max), calc(100% - 28px)); }
    .nav { min-height: 68px; }
    .menu-toggle { display: block; }
    .nav-links { display: none; position: absolute; z-index: 5; top: 68px; left: 0; right: 0; padding: 14px 20px 20px; background: var(--plum); flex-direction: column; align-items: stretch; gap: 0; }
    .nav-links.is-open { display: flex; }
    .nav-links a { padding: 11px 0; border-bottom: 1px solid rgba(255,255,255,.12); }
    .nav-download { text-align: center; margin-top: 10px; }
    .hero { padding-top: 56px; }
    .hero-grid, .feature-layout, .showcase-grid, .article-layout, .review-grid { grid-template-columns: 1fr; gap: 38px; }
    .hero-visual { min-height: 390px; }
    .stat-grid { grid-template-columns: repeat(2, 1fr); }
    .stat:nth-child(2) { border-right: 0; }
    .stat:nth-child(-n+2) { border-bottom: 1px solid rgba(255,255,255,.16); }
    .route-grid { grid-template-columns: 1fr; }
    .route:nth-child(2) { transform: none; }
    .section { padding: 64px 0; }
    .section-head { display: block; }
    .section-head p { margin-top: 12px; }
    .aside-card { position: static; }
    .footer-grid { grid-template-columns: 1fr; gap: 20px; }
    .footer-links { justify-content: flex-start; }
}
@media (max-width: 560px) {
    h1 { font-size: 2.1rem; max-width: 100%; }
    .jump-grid { grid-template-columns: 1fr; }
    .ticket { width: min(265px, 72vw); }
    .hero-visual::before { width: 300px; height: 300px; }
    .sticker-a { right: -14px; }
    .sticker-b { left: -17px; }
    .cta-inner { align-items: flex-start; flex-direction: column; }
    .copyright { flex-direction: column; }
}