:root{--espresso:#3A1F14;--cocoa:#8C6A55;--cream:#FBF6EE;--butter:#FCE7A8;--taupe:#CFC6BB}
*{box-sizing:border-box}body{margin:0;background:var(--cream);color:var(--espresso);font:17px/1.6 -apple-system,BlinkMacSystemFont,"Helvetica Neue",Arial,sans-serif}
main{max-width:720px;margin:0 auto;padding:48px 20px 80px}
.wordmark{font-weight:900;font-size:44px;letter-spacing:-2px;margin:0 0 4px}
.tag{color:var(--cocoa);letter-spacing:.2em;font-size:13px;text-transform:lowercase;margin:0 0 40px}
h1{font-weight:900;letter-spacing:-1px;font-size:34px;margin:32px 0 8px}h2{font-size:20px;margin:32px 0 6px}
a{color:var(--espresso)}p,li{color:#4a3328}.muted{color:var(--cocoa);font-size:14px}
nav a{margin-right:16px;font-size:15px}
@media (prefers-color-scheme:dark){body{background:#15100D;color:var(--cream)}p,li{color:#e9dfd3}a{color:var(--butter)}.tag,.muted{color:#c9b4a5}}
/* ---- user guide (additive) ---- */
.g-top{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;margin-bottom:24px}.g-top .wordmark{font-size:30px;margin:0}.g-top a{text-decoration:none}.g-top .where{color:var(--cocoa);font-size:14px}
.guide main{max-width:760px}.guide h1{font-size:36px;line-height:1.1;margin:8px 0 12px}.guide h2{font-size:22px;margin:40px 0 8px;scroll-margin-top:16px}.guide h3{font-size:17px;margin:24px 0 4px}
.guide .lead{font-size:19px;color:var(--cocoa);margin:0 0 20px}
.toc{background:#fff;border:1px solid var(--taupe);border-radius:16px;padding:12px 18px;margin:16px 0 28px}.toc b{font-size:13px;letter-spacing:.12em;text-transform:lowercase;color:var(--cocoa)}.toc ol{margin:6px 0 0;padding-left:20px}.toc li{margin:2px 0}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px;margin:24px 0}
.card{display:block;background:#fff;border:1px solid var(--taupe);border-radius:18px;padding:16px 18px;text-decoration:none;color:var(--espresso)}.card:active,.card:hover{background:var(--butter)}
.card .n{font-size:13px;color:var(--cocoa);letter-spacing:.1em}.card strong{display:block;font-size:19px;font-weight:800;margin:2px 0 4px}.card span.d{font-size:15px;color:#4a3328}
.pn{display:flex;justify-content:space-between;gap:12px;margin:48px 0 0;padding-top:20px;border-top:1px solid var(--taupe)}.pn a{display:block;flex:1;text-decoration:none;background:#fff;border:1px solid var(--taupe);border-radius:14px;padding:12px 14px;font-weight:700}.pn a small{display:block;color:var(--cocoa);font-weight:400}.pn a.next{text-align:right}
.shots{display:flex;gap:16px;flex-wrap:wrap;justify-content:center;margin:20px 0}
figure.phone{margin:0;width:min(100%,260px);text-align:center}figure.phone img{display:block;width:100%;height:auto;border-radius:26px;border:6px solid var(--espresso);background:#fff}figure.phone figcaption{font-size:14px;color:var(--cocoa);margin-top:8px;line-height:1.4}
.note,.warn{border-radius:14px;padding:12px 16px;margin:16px 0;background:var(--butter);color:#3A1F14}.note p,.warn p{color:#3A1F14;margin:4px 0}.warn{background:#f1ded3}
.guide kbd,.guide .ui{font-weight:600;font-size:.92em;background:#efe6d9;border-radius:6px;padding:2px 6px;color:var(--espresso)}
.guide table{border-collapse:collapse;width:100%;font-size:15px;margin:12px 0}.guide td,.guide th{border-bottom:1px solid var(--taupe);padding:8px 6px;text-align:left;vertical-align:top}
.cl{border-left:3px solid var(--butter);padding-left:14px;margin:18px 0}.cl h3{margin-top:0}.cl .when{font-size:13px;color:var(--cocoa)}
@media (prefers-color-scheme:dark){.toc,.card,.pn a{background:#211915;border-color:#3c2f27}.card{color:var(--cream)}.card span.d{color:#e9dfd3}.card:hover,.card:active{background:#33281f}.guide kbd,.guide .ui{background:#33281f;color:var(--cream)}.note{background:#3a3220;color:var(--cream)}.note p{color:var(--cream)}.warn{background:#3a2a22;color:var(--cream)}.warn p{color:var(--cream)}figure.phone img{border-color:#000;background:#000}.guide table td,.guide table th{border-color:#3c2f27}.cl{border-color:#5a4a2a}.g-top .where,.guide .lead,figure.phone figcaption{color:#c9b4a5}}
@media (max-width:480px){.guide h1{font-size:30px}.shots{gap:12px}figure.phone{width:calc(50% - 6px)}}