:root{
	--acid:#80ff00;
	--lime:#00ff00;
	--ink:#1f2617;
	--paper:#eef4e2;
	--card:#f7fbe9;
	--tint:#dfecc7;
	--ticker:30px;
	--rail:232px;
	--pad:clamp(16px,3vw,40px);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
	margin:0;
	background:var(--paper);
	color:var(--ink);
	font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
	font-size:17px;
	line-height:1.65;
	overflow-x:hidden;
}
body::before{
	content:"";
	position:fixed;
	inset:0;
	z-index:70;
	pointer-events:none;
	background:repeating-linear-gradient(0deg,rgba(31,38,23,.07) 0 1px,transparent 1px 3px);
	mix-blend-mode:multiply;
}
a{color:inherit;text-decoration:none}
img{max-width:100%}
h1,h2,h3,.brand-name,.foot-brand{
	font-family:'Space Grotesk',"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
	font-weight:700;
}
:focus-visible{outline:3px solid var(--lime);outline-offset:2px}

/* 顶部细条 */
.ticker{
	position:fixed;top:0;left:0;right:0;height:var(--ticker);z-index:50;
	background:var(--acid);border-bottom:3px solid var(--ink);overflow:hidden;
}
.ticker-track{
	display:flex;align-items:center;gap:16px;height:100%;white-space:nowrap;
	font-size:12px;font-weight:700;letter-spacing:.18em;
	animation:slide 26s linear infinite;
}
.ticker-track b{font-size:11px;color:var(--ink)}
@keyframes slide{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* 左侧固定竖排导航 */
.rail{
	position:fixed;left:0;top:var(--ticker);bottom:0;width:var(--rail);z-index:40;
	display:flex;flex-direction:column;
	background:var(--ink);color:var(--acid);
	border-right:3px solid var(--ink);
	overflow-y:auto;overscroll-behavior:contain;
}
.brand{
	display:flex;align-items:center;gap:10px;min-height:58px;
	padding:16px 16px 14px;font-size:20px;letter-spacing:-.01em;
	color:var(--acid);border-bottom:3px solid var(--acid);
}
.brand-mark{display:block;width:26px;height:26px;object-fit:contain}
.brand:hover{background:var(--acid);color:var(--ink)}
.rail nav{margin-top:8px}
.rail ul{list-style:none;margin:0;padding:0}
.rail li{position:relative}
.rail li>a{
	display:flex;align-items:center;gap:9px;
	padding:12px 16px;min-height:44px;font-size:17px;
	color:#e6ffd0;border-bottom:1px solid rgba(128,255,0,.18);
	transition:background .15s,color .15s,transform .15s;
}
.rail li>a:hover,.rail li>a:focus-visible{background:var(--acid);color:var(--ink);transform:translateX(4px)}
.idx{font-size:11px;letter-spacing:.1em;opacity:.65}
.sub details summary{
	list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:flex-end;
	padding:0 16px;min-height:40px;font-size:15px;color:var(--lime);
	border-bottom:1px solid rgba(128,255,0,.18);
}
.sub details summary::-webkit-details-marker{display:none}
.sub details summary:hover{background:rgba(128,255,0,.16)}
.sub details ul{
	display:none;position:absolute;left:100%;top:0;min-width:168px;
	background:var(--acid);border:3px solid var(--ink);z-index:60;
}
.sub:hover details ul,.sub details[open] ul{display:block}
.sub details ul a{
	display:block;padding:11px 14px;min-height:42px;font-size:16px;
	color:var(--ink);border-bottom:1px solid rgba(31,38,23,.25);
}
.sub details ul a:hover{background:var(--ink);color:var(--acid)}

/* 主区 */
main{margin-left:var(--rail);padding:calc(var(--ticker) + 16px) 0 0}

.hero{
	display:grid;grid-template-columns:1.05fr .95fr;
	border-bottom:3px solid var(--ink);min-height:45vh;
	padding:0 var(--pad);
}
.hero-copy{display:flex;align-items:center;justify-content:center;text-align:center;padding:26px 0}
.hero h1{
	margin:0;font-size:clamp(2rem,5.4vw,4.4rem);line-height:.95;letter-spacing:-.03em;
	animation:jit 6s ease-in-out infinite;
}
@keyframes jit{
	0%,100%{transform:translate(0,0) rotate(-1.2deg)}
	50%{transform:translate(3px,-3px) rotate(-.2deg)}
}
.hero-fig{
	margin:0;border-left:3px solid var(--ink);min-height:240px;overflow:hidden;
	background:var(--acid);display:flex;align-items:center;justify-content:center;
}
.hero-fig img{display:block;width:100%;height:100%;object-fit:cover;filter:saturate(150%) contrast(1.05)}
.hero-mark{width:min(58%,180px);height:auto;object-fit:contain}
.hero-block{
	display:block;width:58%;height:58%;
	border:3px solid var(--ink);
	background:repeating-linear-gradient(45deg,var(--ink) 0 6px,var(--acid) 6px 12px);
}

.spread{
	display:grid;grid-template-columns:minmax(0,1fr) 300px;
	gap:clamp(20px,4vw,52px);align-items:start;
	padding:clamp(20px,3vw,36px) var(--pad) 44px;
}

/* 正文 */
.content{min-width:0}
.content>section{
	padding:24px 0 28px;border-bottom:3px solid var(--ink);
	scroll-margin-top:calc(var(--ticker) + 18px);
}
.content>section:last-child{border-bottom:0}
.content>section:nth-child(even){
	background:var(--tint);box-shadow:0 0 0 3px var(--ink);
	padding:24px 20px 28px;margin-bottom:26px;transform:rotate(-.25deg);
}
.content h2{
	font-size:clamp(1.35rem,2.6vw,1.9rem);line-height:1.15;margin:0 0 14px;
	padding-bottom:8px;border-bottom:5px solid var(--acid);display:inline-block;
}
.content h3{font-size:1.15rem;line-height:1.25;margin:22px 0 10px;border-left:6px solid var(--lime);padding-left:10px}
.content p,.content li{font-size:17px;line-height:1.75}
.content p{max-width:66ch;margin:0 0 14px}
.content ul,.content ol{padding-left:22px;max-width:66ch;margin:0 0 16px}
.content li{margin-bottom:8px}
.content img{display:block;max-width:100%;height:auto;border:3px solid var(--ink);margin:16px 0}
.content a{text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:3px}
.content blockquote{
	margin:18px 0;padding:12px 16px;background:var(--card);
	border:3px solid var(--ink);border-left-width:9px;border-left-color:var(--lime);
}
.content blockquote p:last-child{margin-bottom:0}

/* 右侧栏 */
.side{
	position:sticky;top:calc(var(--ticker) + 16px);
	background:var(--card);border:3px solid var(--ink);
	padding:16px 14px;transform:rotate(.7deg);
}
.side h2{margin:0 0 8px;font-size:1.25rem;letter-spacing:-.01em;border-bottom:4px solid var(--acid);padding-bottom:6px}
.side .subtitle{margin:0 0 12px;font-size:16px;line-height:1.5;color:#41502f}
.side-links{list-style:none;margin:0;padding:0;border-top:3px solid var(--ink)}
.side-links a{display:block;padding:11px 2px;min-height:42px;font-size:16px;border-bottom:1px dashed rgba(31,38,23,.45)}
.side-links a:hover{background:var(--acid)}

/* 页脚 */
.foot{
	margin-left:var(--rail);background:var(--ink);color:var(--acid);
	padding:38px var(--pad) 26px;border-top:5px solid var(--acid);
	display:grid;grid-template-columns:repeat(4,1fr);gap:18px 26px;
}
.foot-brand{
	grid-column:1/-1;margin:0 0 4px;
	font-size:clamp(2.4rem,11vw,5rem);line-height:.9;letter-spacing:-.04em;word-break:break-word;
}
.foot-col{margin:0;display:flex;flex-direction:column;gap:6px;font-size:16px;color:#d8f2ba}
.foot-col span{display:block}
.foot small{grid-column:1/-1;border-top:2px dashed rgba(128,255,0,.45);padding-top:14px;font-size:16px;color:#b9d59a}

/* 滚动显现 */
.js .content>section,.js .side,.js .foot,.js .hero-fig{
	opacity:0;transform:translateY(16px);
	transition:opacity .55s ease,transform .55s ease;
}
.js .in{opacity:1 !important;transform:none !important}

@media (max-width:860px){
	:root{--ticker:26px;--rail:0px}
	.ticker{position:static}
	.rail{
		position:sticky;top:0;bottom:auto;width:100%;
		flex-direction:row;align-items:center;
		overflow-x:auto;overflow-y:visible;padding:0;
	}
	.brand{padding:10px 14px;min-height:52px;font-size:18px;border-bottom:0;border-right:3px solid var(--acid);white-space:nowrap}
	.rail nav{margin:0;min-width:0}
	.rail ul{display:flex}
	.rail li>a{padding:12px 14px;min-height:48px;white-space:nowrap;border-bottom:0;border-right:1px solid rgba(128,255,0,.22)}
	.rail li>a:hover{transform:none}
	.sub details summary{min-height:48px;padding:0 14px;justify-content:center;border-bottom:0;border-right:1px solid rgba(128,255,0,.22)}
	.sub details ul{position:static;min-width:0;border:0;border-top:3px solid var(--ink)}
	main{margin-left:0;padding:12px 0 0}
	.hero{grid-template-columns:1fr;min-height:0;padding:0 var(--pad)}
	.hero-copy{padding:22px 0}
	.hero h1{font-size:clamp(1.9rem,9vw,3rem)}
	.hero-fig{border-left:0;border-top:3px solid var(--ink);min-height:200px}
	.spread{grid-template-columns:1fr;padding:18px var(--pad) 32px}
	.side{position:static;transform:none}
	.content>section{scroll-margin-top:80px}
	.content>section:nth-child(even){transform:none;padding:20px 14px 24px}
	.foot{margin-left:0;grid-template-columns:repeat(2,1fr);padding:30px var(--pad) 22px}
}

@media (prefers-reduced-motion:reduce){
	*{animation:none !important;transition:none !important}
	html{scroll-behavior:auto}
	.js .content>section,.js .side,.js .foot,.js .hero-fig{opacity:1;transform:none}
}

button[aria-expanded]{min-width:44px;min-height:44px}