/* Shared atlas. All diagram geometry lives in one SVG coordinate system. */
.atlas-categories{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 26px}.atlas-categories button{display:flex;align-items:center;gap:9px;border:1px solid #dcded2;background:#fffdf7;color:#354747;border-radius:24px;padding:12px 16px;min-height:44px;font-size:12px}.atlas-categories button span{font-size:10px;opacity:.65}.atlas-categories button[aria-pressed=true]{background:#435e51;color:#fffdf7;border-color:#435e51}.atlas-categories button:hover{box-shadow:0 2px 8px #35474718}
.navigation{grid-template-columns:repeat(5,1fr)}.navigation a[data-tab="spatial"]::before{content:"◎"}
.atlas{--a-ink:#354747;--a-muted:#727b72;--a-rust:#ad553e;color:var(--a-ink);padding:18px 0 36px}
.atlas *{box-sizing:border-box}.atlas button,.atlas select{font-weight:500;letter-spacing:normal}.atlas button:focus-visible,.atlas [role="button"]:focus-visible,.atlas select:focus-visible{outline:3px solid #875c2a;outline-offset:5px}.atlas button:disabled{opacity:1;cursor:default}
.atlas h1,.atlas h2,.atlas p{margin:0}.atlas h1,.atlas h2{font-family:Georgia,'Times New Roman',serif;font-weight:400;letter-spacing:-.035em}.atlas h1{font-size:clamp(34px,5vw,57px);line-height:1.1}.atlas h2{font-size:27px;line-height:1.15}.atlas p{font-size:14px;line-height:1.65;color:var(--a-muted)}.atlas-eyebrow{display:block;font-size:10px;font-weight:650;letter-spacing:1.65px;line-height:1.6}
.atlas-intro{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:22px 12px 44px}.atlas-intro h1{margin:17px 0;font-size:clamp(46px,6vw,74px)}.atlas-intro h1 em{color:var(--a-rust);font-weight:400}.atlas-intro p{font-size:15px}.atlas-seal{transform:rotate(-12deg);display:grid;place-content:center;border:1px solid #b7b6a0;border-radius:50%;width:166px;height:166px;flex-shrink:0;text-align:center;font:48px Georgia,serif;color:#76806d;box-shadow:inset 0 0 0 7px #faf6eb,inset 0 0 0 8px #d0cdbc}.atlas-seal span{font:9px system-ui;letter-spacing:.8px;margin-top:9px}
.atlas-collection{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.atlas-cover{padding:0;text-align:left;color:var(--a-ink);overflow:hidden;background:#fffdf7;border:1px solid #e1dcd1;border-radius:20px;box-shadow:0 4px 12px #44382905;transition:transform .2s,box-shadow .2s}.atlas-cover:hover{background:#fffdf7;transform:translateY(-4px);box-shadow:0 14px 30px #44382912}.atlas-cover-art{height:230px;position:relative;background:var(--atlas-tone);border-bottom:1px solid #3547470a;display:grid;place-items:center;overflow:hidden}.atlas-cover-art .atlas-art{height:216px;width:100%;max-width:280px;pointer-events:none}.atlas-cover-art .atlas-pin{opacity:.8}.atlas-number{position:absolute;left:18px;top:16px;font-size:11px;color:#3547478c;font-variant-numeric:tabular-nums}.atlas-cover-copy{padding:23px 22px 18px}.atlas-cover-copy .atlas-eyebrow{font-size:9px}.atlas-cover-copy h2{font-size:26px;margin:8px 0 12px;display:flex;justify-content:space-between;gap:8px}.atlas-cover-copy h2 span{font:20px system-ui;color:#9aab9c}.atlas-cover-copy p{min-height:46px;font-size:13px}.atlas-cover-footer{margin-top:21px;padding-top:13px;border-top:1px solid #ebe6dc;display:flex;justify-content:space-between;color:#7c8378;font-size:11px}.atlas-footnote{text-align:center;margin-top:32px!important;font-style:italic}
.atlas-breadcrumb{display:flex;align-items:center;gap:16px;margin-bottom:24px}.atlas-breadcrumb>span{font-size:9px;letter-spacing:1.4px;color:var(--a-muted)}.atlas button.atlas-quiet{color:var(--a-ink);background:transparent;border:1px solid #dcded2;border-radius:24px;padding:11px 16px;font-size:12px;min-height:44px}.atlas button.atlas-quiet:hover{background:#eeeee3}.atlas-map-heading{display:flex;justify-content:space-between;gap:22px;align-items:end;margin-bottom:26px}.atlas-map-heading h1{margin-top:8px}.atlas-display{display:grid;gap:6px;font-size:10px;color:var(--a-muted);min-width:185px}.atlas-display select{padding:10px;font-size:12px;border-color:#dcded2;background:#fffdf7;height:44px}
.atlas-workspace{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(255px,1fr);border:1px solid #deded3;border-radius:22px;overflow:hidden;background:#fffdf8;align-items:start}.atlas-canvas{background:var(--atlas-tone);padding:22px 16px 18px;display:flex;flex-direction:column;align-items:center;min-width:0;align-self:stretch;justify-content:center}.atlas-art{width:100%;max-width:540px;height:auto;display:block;overflow:visible;font-family:system-ui,sans-serif}.atlas-pin{cursor:pointer;outline:none}.atlas-pin:hover circle:nth-child(2),.atlas-pin:focus-visible circle:nth-child(2){stroke:#a3523c;stroke-width:3px}.atlas-pin text{pointer-events:none;user-select:none}.atlas-canvas .atlas-caption{font-size:11px;text-align:center;margin-top:8px;color:#5b6a63}.atlas-side{padding:24px;min-width:0}.atlas-selection{border-bottom:1px solid #e7e5d9;padding:0 0 23px;margin-bottom:10px;min-height:130px}.atlas-selection h2{margin:9px 0;font-size:25px}.atlas-selection .atlas-farsi{font-size:32px}.atlas-selection .atlas-roman{font-size:18px}.atlas-selection .atlas-quiet{margin-top:8px}.atlas-farsi{display:block;font-size:21px;font-family:Tahoma,Arial,sans-serif;line-height:1.55;direction:rtl;text-align:inherit}.atlas-roman{display:block;font-size:14px;line-height:1.55}.atlas-meaning{display:block;font-size:12px;color:var(--a-muted);margin-top:3px}
.atlas-word-list{display:grid;grid-template-columns:1fr;gap:2px}.atlas button.atlas-word{display:flex;align-items:center;gap:14px;padding:10px;border-radius:12px;text-align:left;color:var(--a-ink);background:transparent;border:1px solid transparent;min-width:0}.atlas button.atlas-word:hover,.atlas button.atlas-word.is-selected{background:#f3eee2;border-color:#e6ddcc}.atlas button.atlas-word:disabled:hover{background:transparent;border-color:transparent}.atlas-word-number{display:grid;place-items:center;border:1px solid #cad0c3;border-radius:50%;width:26px;height:26px;flex-shrink:0;font-size:10px}.atlas-word>span:last-child{overflow-wrap:anywhere}.atlas-context{padding:20px 4px;max-width:820px}
.atlas-practice{margin-top:24px;padding:27px;background:#f3f0e7;border:1px solid #e5e1d6;border-radius:20px}.atlas-practice h2{margin:9px 0;font-size:30px}.atlas-modes{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:23px}.atlas-modes button{background:#fffdf7;border:1px solid #dfddcf;text-align:left;color:var(--a-ink);padding:18px;border-radius:13px}.atlas-modes button:hover{background:#e7e9dd}.atlas-modes strong{display:flex;justify-content:space-between;gap:10px;font-size:14px}.atlas-modes small{display:block;font-size:12px;color:var(--a-muted);margin-top:8px;line-height:1.5}
.atlas-exercise{border-top:1px solid #dcded2;padding:20px 0 25px}.atlas-row{display:flex;align-items:center;justify-content:space-between;gap:12px}.atlas-exercise h2{margin:18px 0 10px;max-width:760px;line-height:1.4}.atlas-exercise h2 strong{color:var(--a-rust);font-weight:400}.atlas-round-track{height:3px;margin-top:20px;background:#e4e4d7}.atlas-round-track i{display:block;height:100%;background:#8a9c83}.atlas-options{display:grid;gap:12px}.atlas-options button{padding:19px 16px;border:1px solid #d6dacc;background:#fffdf7;color:var(--a-ink);border-radius:12px;min-height:66px;text-align:left}.atlas-options button:hover{background:#eeeee2}.atlas-options button.is-correct{border-color:#699078;background:#e3ecdf}.atlas-feedback{background:#f2f1e6;border:1px solid #dce0cd;border-radius:15px;padding:20px;margin-top:18px}.atlas-feedback strong{font-size:14px}.atlas-feedback p{margin:12px 0}.atlas-feedback button,.atlas-finish>button:not(.atlas-quiet){border-radius:30px;background:#435e51;color:#fffdf7;padding:13px 20px;font-size:13px}.atlas-missing{font-size:15px;color:var(--a-rust)}.atlas-finish{margin:36px auto;text-align:center;max-width:600px;padding:50px 20px;background:#eeeee2;border-radius:24px}.atlas-finish-mark{font-size:70px;color:#af8550;margin:20px}.atlas-finish p{margin:22px 0}.atlas-finish button{margin:6px}.atlas-warning{background:#f9e9cf;border-radius:12px;padding:18px;margin-bottom:20px;font-size:14px}
@media(max-width:900px){.atlas-collection{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.atlas-workspace{grid-template-columns:minmax(0,1.2fr) minmax(220px,1fr)}.atlas-side{padding:18px}.atlas-seal{width:140px;height:140px;font-size:40px}}
@media(max-width:620px){.atlas{padding-top:8px}.atlas-intro{padding:16px 4px 30px}.atlas-intro .atlas-eyebrow{font-size:9px;letter-spacing:1px}.atlas-seal{display:none}.atlas-collection{grid-template-columns:1fr;gap:22px}.atlas-cover-art{height:260px}.atlas-cover-art .atlas-art{height:245px}.atlas-cover-copy h2{font-size:30px}.atlas-cover-copy p{min-height:0}.atlas-map-heading{align-items:start;flex-direction:column;gap:18px}.atlas-display{width:100%;grid-template-columns:auto minmax(0,1fr);align-items:center;gap:12px}.atlas-display select{max-width:240px;justify-self:end}.atlas-breadcrumb{gap:10px}.atlas-breadcrumb>span{font-size:8px}.atlas-workspace{grid-template-columns:1fr}.atlas-canvas{padding:14px 0}.atlas-canvas .atlas-caption{padding:0 14px}.atlas-side{padding:20px 16px}.atlas-selection{min-height:0}.atlas-word-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:4px}.atlas button.atlas-word{gap:8px;padding:10px 3px}.atlas-word .atlas-farsi{font-size:19px}.atlas-word .atlas-roman{font-size:12px}.atlas-word .atlas-meaning{font-size:11px}.atlas-options{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.atlas-options button{padding:14px 12px;overflow-wrap:anywhere}.atlas-practice{padding:23px 18px}.atlas-modes{grid-template-columns:1fr}.atlas-exercise h2{font-size:25px}.atlas-context{font-size:12px}.atlas-pin circle:first-child{r:28px}}
@media(prefers-reduced-motion:reduce){.atlas button{transition:none}}
.atlas .atlas-pin:focus-visible{outline:none}
.atlas-locate-prompt{padding:12px 0 20px}.atlas-locate-prompt .atlas-eyebrow{margin-bottom:25px}.atlas-locate-prompt .atlas-farsi{font-size:36px}.atlas-locate-prompt .atlas-roman{font-size:24px;color:var(--a-rust)}.atlas-locate-prompt h2{margin:25px 0 12px;font-size:28px}
@media(min-width:1050px){.atlas-word-list{grid-template-columns:repeat(2,minmax(0,1fr))}.atlas button.atlas-word{gap:10px}}
@media(min-width:621px) and (max-width:900px){.atlas-workspace{grid-template-columns:1fr}.atlas-word-list{grid-template-columns:repeat(2,minmax(0,1fr))}}
/* Shared shell must also fit 320px phones without pushing the page sideways. */
@media(max-width:420px){.top{gap:8px}.brand-lockup{min-width:0;gap:7px}.brand-lockup>div{min-width:0}.brand{font-size:1.1rem}.brand-mark{width:32px;height:32px;flex-shrink:0}.top .subtle{font-size:.7rem;overflow-wrap:anywhere}.top-actions{flex-shrink:0;gap:5px}.top-actions .flag-button{min-width:32px;padding:5px;font-size:1rem}.top-actions button{white-space:nowrap;padding:10px;font-size:12px}}