/* Shared journal identity; module layout and reading behavior stay independent. */
:root{--paper:#f6f3ec;--ink:#292c28;--muted:#64685e;--line:#dcdcd2;--purple:#284f60;--light:#e8edf0;--green:#d9e2d0}
body[data-journal="mtbhot"]{--purple:#536342;--light:#e8ecdf}
body{background:var(--paper);color:var(--ink)}
h1,h2,h3{font-family:"Songti SC","STSong","Noto Serif CJK SC",Georgia,serif;font-weight:600}
.site-bridge{max-width:1240px;margin:auto;padding:15px 36px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);gap:24px;font-size:12px}
.site-bridge>a{font-size:20px;font-weight:700;letter-spacing:-.8px}.site-bridge nav{display:flex;gap:24px;flex-wrap:wrap}.site-bridge nav a[aria-current]{color:var(--purple)}
.header{background:var(--paper);position:relative}.header-inner{min-height:74px}.brand{color:var(--ink)}.brand-symbol{border-radius:0}.brand small{font-weight:500}
.issue-heading h1{font-size:clamp(30px,4vw,50px);line-height:1.35}.issue-stamp{border-left:1px solid var(--line);padding-left:24px}
.article,.article.featured,.side-box,.archive-card{background:transparent;border-radius:0;box-shadow:none;border-color:var(--line)}
.article{padding-top:26px;padding-bottom:26px;border-bottom:1px solid var(--line)}.article h3{font-size:23px}.article .summary{font-size:15px;line-height:1.95;color:var(--ink)}
.side-box{border:0;border-top:1px solid var(--line);padding:22px 0}.knowledge{background:var(--light);border:0;border-radius:0}.knowledge p,.prose p,.prose li{color:var(--muted)}
.category,.filters a,.tags span{border-radius:0}.filters a{background:transparent}.source-direct{display:inline-block;font-size:12px;color:var(--purple);margin:12px 0 0;text-decoration:underline;text-underline-offset:4px}
.top-brief{display:flex;gap:22px;border-top:1px solid var(--line);padding:22px 0;align-items:baseline}.top-brief>b{font:22px Georgia,serif;color:var(--purple)}.top-brief h3{font-size:22px}.top-brief p{color:var(--muted);font-size:13px;line-height:1.8;margin-top:9px}.top-brief:hover h3{text-decoration:underline;text-underline-offset:5px}
.archive-card{border-width:0 0 1px;padding:28px 0}.archive-card:hover{transform:none}.footer{line-height:1.9}.score{color:var(--muted)}
@media(max-width:700px){.site-bridge{padding:14px 20px;gap:15px;align-items:flex-start}.site-bridge nav{gap:9px 15px;justify-content:flex-end;font-size:11px}.site-bridge>a{font-size:18px}.article h3,.top-brief h3{font-size:20px}.article .summary{font-size:14px}.header nav{flex-wrap:wrap}.header .nav-group{gap:12px}.layout,.main-column{min-width:0}.top-brief{gap:15px}.article{overflow-wrap:anywhere}}