:root{--ink:#171717;--paper:#eee9df;--paper-light:#f7f3ec;--rust:#c45338;--rust-dark:#8d3023;--line:rgba(23,23,23,.18);--muted:#6d6a64;--serif:'Libre Baskerville',Georgia,serif;--sans:'DM Sans','Microsoft YaHei',sans-serif;--mono:'DM Mono',monospace;--ease:cubic-bezier(.16,1,.3,1)}
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strong{font-size:17px}.hero-lede{font-size:17px}}
 .product-label,.comparison,.sentence,.homework-stack{display:flex;align-items:center;gap:12px;margin-top:28px;border-top:1px solid rgba(255,255,255,.38);padding-top:16px;font:10px var(--mono)}.product-label{justify-content:space-between}.product-label b{font-size:19px;font-weight:400}.comparison{justify-content:space-between;color:#c6c1b8}.comparison b{font:27px var(--serif);color:var(--rust)}.sentence{display:grid;grid-template-columns:auto 1fr auto 1fr;gap:8px}.sentence b{font:31px var(--mono);color:var(--rust)}.sentence i{font-size:22px;color:var(--rust);font-style:normal}.homework-stack{position:relative;height:58px;border-top:0;margin-top:20px;padding-top:0;display:block}.homework-stack span{position:absolute;left:0;right:0;background:var(--paper-light);color:var(--ink);border:1px solid var(--ink);padding:8px 12px}.homework-stack span:nth-child(1){top:0;transform:rotate(-2deg)}.homework-stack span:nth-child(2){top:13px;transform:rotate(1deg)}.homework-stack span:nth-child(3){top:26px;transform:rotate(-1deg)}.homework-stack b{position:absolute;right:0;top:15px;color:#fff;font:29px var(--mono)}.rule-card.red .homework-stack span{background:#ffe3db}.list-icon{width:13px;height:13px;margin:0 6px 0 0;vertical-align:-2px}.rule-card li{display:flex;align-items:center}.rule-card li:before{content:none}.site-header nav a:hover:after{right:0}.nav-cta:hover{background:var(--ink);color:var(--paper)}.button:hover{transform:none;background:#2d2b28}.button-light:hover{background:#fff}.text-button:hover{color:var(--rust)}.footer-links a:hover{color:var(--rust)}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.ticker-track{animation:none}.reveal{opacity:1;transform:none;transition:none}}

/* 可读性与协议文书层：正文整体放大，便于长页阅读。 */
body{font-size:17px}
.hero-lede,.rest-copy>p,.portrait-copy>p:not(.eyebrow):not(.quote),.leave-card>p:not(.eyebrow){font-size:20px}
.time-row span,.rule-card p,.rules-intro{font-size:16px}
.rule-card small,.image-caption,.microcopy,.footer-bottom{font-size:12px}
.rule-card h3{font-size:29px}
.rule-card li{font-size:14px}
.product-label,.comparison,.sentence,.homework-stack{font-size:12px}
.protocol{margin-top:28px;border:1px solid var(--rust);background:#f8dfd7;color:var(--ink);padding:24px;position:relative}
.protocol:before{position:absolute;right:16px;top:14px;border:1px solid var(--rust);color:var(--rust);padding:4px 7px;font:11px var(--mono);transform:rotate(5deg)}
.protocol-top{display:flex;justify-content:space-between;border-bottom:1px solid rgba(23,23,23,.2);padding-bottom:11px;color:var(--rust-dark);font:12px var(--mono)}
.protocol h3{font:25px var(--serif);font-weight:400;margin:20px 0 10px}
.protocol p{font:17px/1.8 var(--serif);margin:0;max-width:620px}
.protocol-sign{display:flex;justify-content:space-between;gap:16px;margin-top:22px;color:var(--rust-dark);font:12px var(--mono)}
.icon-badge{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.3;stroke-linejoin:round;vertical-align:middle}

:root{--paper:#e3ded5;--paper-light:#ede8df;--ink:#11100f;--rust:#a33126;--rust-dark:#76241d;--muted:#5d5953}
body{background:var(--paper);letter-spacing:.005em}
.topline{background:#090909;color:#b9b1a5}
.site-header{background:rgba(227,222,213,.96)}
.hero-note{background:#8f2922;box-shadow:9px 9px 0 rgba(17,16,15,.2)}
.ticker{background:#741e19}
.rest-banner{background:#0b0b0a}
.rest-copy>p,.leave-card>p:not(.eyebrow){color:#a9a198}
.rules{background:#dcd6cc}
.rule-card{background:#e8e2d8}
.rule-card.dark{background:#141312}
.rule-card.red{background:#8f2922}
.manifesto{background:#76241d}
.leave{background:#090909}
.protocol{background:#ddc6be;border-color:#8f2922}
.protocol:before{color:#8f2922;border-color:#8f2922}
.footer{background:#070707}
@media(max-width:800px){body{font-size:16px}.hero-lede,.rest-copy>p,.portrait-copy>p:not(.eyebrow):not(.quote),.leave-card>p:not(.eyebrow){font-size:18px}}