:root{--ink:#132144;--muted:#58668a;--brand:#f26317;--brand2:#ff9a1f;--blue:#4b65e8;--soft:#f5f7fd;--line:#e4e9f4;--max:1000px;--font:"PingFang SC","Microsoft YaHei",Arial,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font:16px/1.85 var(--font)}a{color:inherit;text-decoration:none}.wrap{max-width:var(--max);margin:auto;padding:0 20px}.top{position:sticky;top:0;z-index:5;background:rgba(255,255,255,.94);border-bottom:1px solid var(--line)}.top .wrap{height:62px;display:flex;align-items:center;gap:20px}.brand{font-size:19px;font-weight:800;display:flex;align-items:center;gap:8px}.brand img{width:31px;height:31px}.nav{margin-left:auto;display:flex;gap:18px;color:var(--muted);font-size:14px}.nav a:hover,.crumb a:hover{color:var(--brand)}.btn{display:inline-block;border-radius:999px;padding:9px 17px;background:linear-gradient(120deg,var(--brand),var(--brand2));color:#fff;font-weight:700;box-shadow:0 8px 18px rgba(242,99,23,.22)}.crumb{padding:17px 0 0;font-size:14px;color:#8995b4}.crumb span{padding:0 7px}.hero{padding:46px 0 51px;background:radial-gradient(620px 240px at 5% 0,rgba(255,154,31,.17),transparent 70%),radial-gradient(520px 200px at 93% 30%,rgba(75,101,232,.13),transparent 72%)}h1{font-size:clamp(29px,4vw,43px);line-height:1.28;margin:0;letter-spacing:-.8px}.grad{background:linear-gradient(120deg,var(--brand),var(--brand2));-webkit-background-clip:text;color:transparent}.lead{max-width:800px;margin:17px 0 0;color:var(--muted);font-size:17px}.actions{display:flex;flex-wrap:wrap;gap:11px;margin-top:25px}.outline{background:#fff;color:var(--ink);border:1px solid var(--line);box-shadow:none}section{padding:48px 0}section.tint{background:var(--soft)}h2{font-size:clamp(23px,3vw,30px);line-height:1.4;margin:0}h3{font-size:19px;line-height:1.5;margin:0}.intro{max-width:820px;color:var(--muted);margin:10px 0 0}.box{margin-top:23px;padding:22px 24px;background:#fff;border:1px solid var(--line);border-radius:15px}.box p,.box li,.faq p{color:var(--muted)}.box p:first-child{margin-top:0}.box p:last-child{margin-bottom:0}.list{padding-left:22px;margin:10px 0}.list li{margin:7px 0}.cards{margin-top:24px;display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px}.card b{display:block;color:var(--brand);margin-bottom:6px;font-size:14px}.card p{color:var(--muted);margin:7px 0 0}.steps{counter-reset:step;margin:24px 0 0;padding:0;list-style:none;display:grid;gap:13px}.steps li{counter-increment:step;padding:18px 18px 18px 57px;position:relative;border:1px solid var(--line);border-radius:13px;background:#fff;color:var(--muted)}.steps li:before{content:counter(step);position:absolute;left:17px;top:18px;width:26px;height:26px;border-radius:50%;color:#fff;background:var(--brand);text-align:center;line-height:26px;font-weight:800}.note{border-left:4px solid var(--blue);border-radius:0 12px 12px 0;background:#f1f4ff;margin-top:22px;padding:16px 19px}.note p{margin:5px 0 0;color:var(--muted)}.faq{margin-top:23px;display:grid;gap:11px}.faq details{padding:0 18px;border:1px solid var(--line);border-radius:12px;background:#fff}.faq summary{padding:14px 0;cursor:pointer;font-weight:700}.faq p{margin:0;padding:0 0 16px}.related{display:flex;flex-wrap:wrap;gap:10px;margin-top:23px}.related a{padding:8px 14px;border:1px solid var(--line);border-radius:999px;color:var(--muted);font-size:14px}.related a:hover{color:var(--brand);border-color:var(--brand)}.template-grid{margin-top:24px;display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.template-card{overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:15px;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}.template-card:hover{transform:translateY(-3px);border-color:#ffc9aa;box-shadow:0 12px 28px rgba(25,43,89,.11)}.template-card img{display:block;width:100%;height:150px;object-fit:contain;background:#f8f9fd;border-bottom:1px solid var(--line)}.template-card span{display:block;padding:14px 16px 16px}.template-card strong{display:block}.template-card small{display:block;margin-top:3px;color:var(--muted)}.template-card small:after{content:" · 新窗口打开";color:var(--brand)}.cta{text-align:center;color:#fff;border-radius:18px;padding:38px 24px;background:linear-gradient(120deg,#e9580f,#ff991e 58%,#536ce7)}.cta h2{color:#fff}.cta p{margin:9px auto 0;max-width:610px}.cta .btn{margin-top:20px;background:#fff;color:#dc5611;box-shadow:none}.foot{text-align:center;padding:27px 20px;color:#8b96b3;font-size:14px}.foot a{margin:0 8px}.foot a:hover{color:var(--brand)}@media(max-width:700px){.nav{display:none}.top .wrap{height:57px}.cards,.template-grid{grid-template-columns:1fr}.hero{padding:37px 0}section{padding:39px 0}.lead{font-size:16px}.template-card img{height:180px}}
.toc{margin-top:22px;padding:17px 22px;background:#fff;border:1px solid var(--line);border-radius:14px;display:flex;flex-wrap:wrap;gap:9px 20px}.toc b{width:100%;font-size:14px;color:var(--muted)}.toc a{color:var(--blue);font-size:15px}.toc a:hover{color:var(--brand)}.tbl-wrap{margin-top:23px;overflow-x:auto;border:1px solid var(--line);border-radius:14px;background:#fff}.tbl{width:100%;border-collapse:collapse;min-width:640px;font-size:15px}.tbl th,.tbl td{padding:12px 15px;text-align:left;border-bottom:1px solid var(--line);color:var(--muted);vertical-align:top}.tbl th{background:var(--soft);color:var(--ink);font-weight:700;white-space:nowrap}.tbl tr:last-child td{border-bottom:0}.tbl td:first-child{color:var(--ink);font-weight:600}.tbl-note{margin:9px 0 0;font-size:14px;color:#8995b4}.check{margin:23px 0 0;padding:0;list-style:none;display:grid;gap:9px}.check li{position:relative;padding:11px 15px 11px 41px;background:#fff;border:1px solid var(--line);border-radius:11px;color:var(--muted)}.check li:before{content:"✓";position:absolute;left:16px;top:11px;color:var(--brand);font-weight:800}.steps li strong{display:block;color:var(--ink);margin-bottom:3px}.card.bad b{color:#c2453a}.card.bad b:before{content:"✕ "}.card.good b{color:#1f9d63}.card.good b:before{content:"✓ "}.pair{margin-top:24px;display:grid;grid-template-columns:repeat(2,1fr);gap:15px}@media(max-width:700px){.pair{grid-template-columns:1fr}.tbl{min-width:560px}}
.template-grid.two{grid-template-columns:repeat(2,1fr)}.template-grid.two img{height:300px}@media(max-width:700px){.template-grid.two{grid-template-columns:1fr}.template-grid.two img{height:240px}}
section[id]{scroll-margin-top:70px}

.posts{margin-top:24px;display:grid;grid-template-columns:repeat(2,1fr);gap:15px}.post{display:block;background:#fff;border:1px solid var(--line);border-radius:15px;padding:20px 22px;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}.post:hover{transform:translateY(-3px);border-color:#ffc9aa;box-shadow:0 12px 28px rgba(25,43,89,.11)}.post b{display:block;font-size:17px;line-height:1.5}.post p{margin:7px 0 0;color:var(--muted);font-size:14px}.post span{display:inline-block;margin-top:11px;padding:3px 10px;border-radius:999px;background:var(--soft);color:var(--blue);font-size:12px}@media(max-width:700px){.posts{grid-template-columns:1fr}}
.template-card img{background:#fff}

.template-grid:not(.two) img{height:230px}@media(max-width:700px){.template-grid:not(.two) img{height:220px}}

.tbl-note a{color:var(--blue);border-bottom:1px solid rgba(75,101,232,.35)}.tbl-note a:hover{color:var(--brand);border-bottom-color:var(--brand)}

/* 20260906 新增排版组件：时间线 / 数据条 / 问答块，用于让文章版式更多样 */
.tl{counter-reset:tl;margin:24px 0 0;padding:0;list-style:none;position:relative}
.tl:before{content:"";position:absolute;left:14px;top:8px;bottom:8px;width:2px;background:linear-gradient(180deg,var(--brand),var(--blue))}
.tl li{counter-increment:tl;position:relative;padding:0 0 22px 46px}
.tl li:last-child{padding-bottom:0}
.tl li:after{content:"";position:absolute;left:8px;top:7px;width:14px;height:14px;border-radius:50%;background:#fff;border:3px solid var(--brand)}
.tl em{display:inline-block;font-style:normal;font-size:12px;font-weight:700;color:var(--blue);background:var(--soft);border-radius:999px;padding:2px 10px}
.tl strong{display:block;margin-top:5px;font-size:17px;line-height:1.5}
.tl p{margin:5px 0 0;color:var(--muted)}
.stats{margin-top:24px;display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.stat{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 16px;text-align:center}
.stat b{display:block;font-size:26px;line-height:1.2;background:linear-gradient(120deg,var(--brand),var(--brand2));-webkit-background-clip:text;color:transparent}
.stat span{display:block;margin-top:6px;color:var(--muted);font-size:14px;line-height:1.6}
.qa{margin-top:24px;display:grid;gap:13px}
.qa-i{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 20px}
.qa .q{margin:0;font-weight:700;position:relative;padding-left:30px}
.qa .q:before{content:"Q";position:absolute;left:0;top:1px;width:22px;height:22px;border-radius:6px;background:var(--brand);color:#fff;font-size:13px;text-align:center;line-height:22px}
.qa .a{margin:9px 0 0;color:var(--muted);position:relative;padding-left:30px}
.qa .a:before{content:"A";position:absolute;left:0;top:1px;width:22px;height:22px;border-radius:6px;background:var(--blue);color:#fff;font-size:13px;text-align:center;line-height:22px}
.cards .card h3{margin:2px 0 0;font-size:17px}
@media(max-width:700px){.stats{grid-template-columns:repeat(2,1fr)}}

/* flowchart gallery extras */
:root{--max:1120px}
.filters{margin-top:22px;display:flex;flex-wrap:wrap;gap:8px}
.filters a{padding:6px 14px;border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--muted);font-size:14px}
.filters a:hover{color:var(--brand);border-color:var(--brand)}
.cat-block{margin-top:40px}
.cat-block:first-of-type{margin-top:24px}
.cat-block h3{font-size:clamp(20px,2.4vw,26px);line-height:1.4;margin:0}
.cat-count{display:inline-block;margin-left:8px;padding:1px 9px;border-radius:999px;background:var(--soft);color:var(--blue);font-size:13px;font-weight:700;vertical-align:middle}
.hero .lead{max-width:860px}