:root{--sky:#b9dcf2;--sky-deep:#9ccbea;--sky-light:#e3f2fb;--ink:#1b2a41;--ink-soft:#4a5a70;--paper:#fff;--paper-warm:#fffaf0;--yellow:#f2cd37;--yellow-deep:#d9b21c;--red:#c91a09;--red-deep:#9e1406;--blue:#0055bf;--blue-deep:#003f8f;--green:#237841;--orange:#fe8a18;--radius:14px;--radius-sm:8px;--shadow:0 8px 24px #1b2a411a;--shadow-sm:0 2px 6px #1b2a411f;--font:system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-padding-top:80px;scroll-padding-bottom:calc(var(--booklet-nav-height,0px) + 24px)}body{font-family:var(--font);color:var(--ink);background:var(--sky);-webkit-font-smoothing:antialiased;background-image:radial-gradient(circle at 20% 0,#d4ebf8 0,#0000 45%),radial-gradient(circle at 90% 30%,#cfe7f6 0,#0000 40%);background-attachment:fixed;min-height:100vh;margin:0;font-size:18px;line-height:1.45}body.no-scroll{overflow:hidden}h1,h2,h3{margin:0 0 .4em;font-weight:700;line-height:1.15}h1{font-size:clamp(2rem,5vw,3rem)}h2{font-size:1.5rem}h3{font-size:1.2rem}p{margin:0 0 .8em}a{color:var(--blue)}button{font:inherit;color:inherit}:focus-visible{outline:4px solid var(--blue);outline-offset:3px;border-radius:10px}.sr-only{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.skip-link{z-index:100;background:var(--paper);border-radius:12px;padding:10px 16px;position:absolute;top:8px;left:-999px}.skip-link:focus{left:8px}.muted{color:var(--ink-soft)}.small{font-size:.9rem}.lead{color:var(--ink-soft);max-width:60ch;font-size:1.15rem}.eyebrow{text-transform:uppercase;letter-spacing:.06em;color:var(--ink-soft);font-size:.85rem;font-weight:600;display:block}.big-emoji{font-size:5rem}.btn{border:3px solid var(--ink);cursor:pointer;min-height:48px;box-shadow:0 4px 0 var(--ink);white-space:normal;text-align:center;-webkit-user-select:none;user-select:none;border-radius:999px;justify-content:center;align-items:center;gap:.4em;max-width:100%;padding:10px 22px;font-size:1.05rem;font-weight:600;text-decoration:none;transition:transform 80ms,box-shadow 80ms,filter .15s;display:inline-flex}.btn:hover{filter:brightness(1.05);box-shadow:0 5px 0 var(--ink);transform:translateY(-1px)}.btn:active{box-shadow:0 1px 0 var(--ink);transform:translateY(3px)}.btn:disabled{opacity:.4;cursor:default;box-shadow:0 4px 0 var(--ink);transform:none}.btn-red{background:var(--red);color:#fff}.btn-blue{background:var(--blue);color:#fff}.btn-yellow{background:var(--yellow);color:var(--ink)}.btn-white{background:var(--paper);color:var(--ink)}.btn-sm{min-height:40px;padding:6px 16px;font-size:.95rem}.btn-lg{min-height:56px;padding:12px 26px;font-size:1.15rem}.btn-xl{min-height:64px;padding:14px 32px;font-size:1.35rem}.chip-row{flex-wrap:wrap;gap:8px;display:flex}.chip{color:var(--ink);background:var(--sky-light);border:2px solid #1b2a412e;border-radius:999px;align-items:center;gap:.3em;padding:4px 12px;font-size:.95rem;font-weight:600;display:inline-flex}.chip-sm{padding:2px 9px;font-size:.8rem}.chip-link{text-decoration:none}.chip-link:hover{background:var(--yellow)}.pill{background:var(--sky-light);border-radius:999px;align-items:center;gap:.25em;padding:3px 11px;font-size:.9rem;font-weight:600;display:inline-flex}.filter-chip{border:3px solid var(--ink);background:var(--paper);cursor:pointer;border-radius:999px;min-height:44px;padding:6px 16px;font-weight:600}.filter-chip:hover{background:var(--paper-warm)}.filter-chip.on{background:var(--blue);color:#fff}.stars{color:#c8d3de;letter-spacing:1px;white-space:nowrap;font-size:1.15rem}.star.on{color:var(--yellow-deep);text-shadow:0 1px #00000026}.badge{border:3px dashed var(--ink);border-radius:12px;align-items:center;gap:.3em;padding:6px 14px;font-weight:600;display:inline-flex}.badge-mini{background:#fff3c4}.badge-attach{background:#d8f1d9}.card{background:var(--paper);border-radius:var(--radius);box-shadow:var(--shadow);border:3px solid #1b2a4114;padding:22px}.progress{background:var(--sky-light);border:2px solid #1b2a4126;border-radius:999px;height:16px;margin:10px 0;overflow:hidden}.progress-fill{background:repeating-linear-gradient(-45deg, var(--yellow), var(--yellow) 10px, #f7da5c 10px, #f7da5c 20px);border-radius:999px;height:100%;transition:width .5s}.empty{text-align:center;border-radius:var(--radius);background:#fff9;padding:40px;font-size:1.3rem}.app{flex-direction:column;min-height:100vh;display:flex}.topbar{z-index:20;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:4px solid var(--yellow);background:#ffffffeb;align-items:center;gap:16px;padding:10px max(16px,50vw - 600px);display:flex;position:sticky;top:0}.logo{color:var(--ink);align-items:center;gap:10px;margin-right:auto;font-size:1.45rem;font-weight:700;text-decoration:none;display:flex}.logo .gearbot{transition:transform .6s}.logo:hover .gearbot{transform:rotate(72deg)}.logo-text span{color:var(--red)}.nav{gap:6px;display:flex}.nav-link{min-height:48px;color:var(--ink);border-radius:999px;align-items:center;gap:6px;padding:8px 16px;font-weight:600;text-decoration:none;display:inline-flex}.nav-link:hover{background:var(--sky-light)}.nav-link.active{background:var(--ink);color:#fff}.menu-btn{border:3px solid var(--ink);background:var(--yellow);cursor:pointer;border-radius:14px;min-width:48px;min-height:48px;font-size:1.3rem;display:none}.main{flex:1;width:100%;max-width:1200px;margin:0 auto;padding:24px 16px 48px}.footer{text-align:center;color:var(--ink-soft);padding:16px;font-size:.8rem}.page-head{margin:8px 0 24px}.center-page{text-align:center;padding:60px 0}.filters{flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:14px;display:flex}.search{background:var(--paper);border:3px solid var(--ink);border-radius:999px;flex:280px;align-items:center;gap:8px;min-height:52px;padding:0 16px;display:flex}.search input{font:inherit;min-width:0;color:var(--ink);background:0 0;border:0;outline:none;flex:1}.search:focus-within{outline:4px solid var(--blue);outline-offset:2px}.select{min-height:52px;font:inherit;border:3px solid var(--ink);background:var(--paper);color:var(--ink);border-radius:999px;padding:0 16px;font-weight:600}.hero{box-shadow:var(--shadow);border:2px solid var(--ink);background:linear-gradient(135deg,#fff 0%,#fff6d6 100%);border-radius:16px;grid-template-columns:1.3fr 1fr;align-items:center;gap:24px;margin-bottom:24px;padding:clamp(24px,5vw,48px);display:grid;overflow:hidden}.hero h1{color:var(--ink);font-size:clamp(2.4rem,7vw,4rem)}.hero-kicker{color:var(--red);margin-bottom:4px;font-size:1.3rem;font-weight:600}.hero-sub{color:var(--ink-soft);max-width:34ch;font-size:1.2rem}.hero-actions{flex-wrap:wrap;gap:12px;margin:18px 0 10px;display:flex}.hero-hint{color:var(--ink-soft)}.hero-art{place-items:center;min-height:260px;display:grid;position:relative}.hero-machine{cursor:pointer;touch-action:manipulation;filter:drop-shadow(0 10px 18px #1b2a412e);width:100%;max-width:480px;height:auto;transition:transform .25s;overflow:visible}.hero-machine:hover{transform:translateY(-3px)rotate(-1deg)}.home-grid{grid-template-columns:1fr 1fr;gap:20px;margin-bottom:24px;display:grid}.stats-card h2{margin-bottom:12px}.stat-row{flex-wrap:wrap;gap:24px;display:flex}.stat{flex-direction:column;flex:1 1 0;min-width:110px;display:flex}.stat-num{color:var(--blue);font-size:3rem;font-weight:700;line-height:1}.stat-label{color:var(--ink-soft);font-weight:500}.continue-card{color:var(--ink);background:linear-gradient(135deg,#fff 0%,#e8f5ff 100%);grid-template-columns:auto 1fr auto;align-items:center;gap:18px;text-decoration:none;transition:transform .15s;display:grid}a.continue-card:hover{transform:translateY(-3px)rotate(-.5deg)}.continue-card>span:nth-child(2){flex-direction:column;gap:2px;min-width:0;display:flex}.continue-emoji{font-size:3.6rem;line-height:1}.continue-title{font-size:1.6rem;font-weight:700}.tiles{grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:24px;display:grid}.tile{border-radius:var(--radius);color:var(--ink);border:4px solid var(--ink);box-shadow:0 6px 0 var(--ink);flex-direction:column;gap:4px;min-height:170px;padding:24px;text-decoration:none;transition:transform .12s,box-shadow .12s;display:flex}.tile:hover{box-shadow:0 10px 0 var(--ink);transform:translateY(-4px)}.tile:active{box-shadow:0 2px 0 var(--ink);transform:translateY(4px)}.tile-yellow{background:var(--yellow)}.tile-blue{background:var(--blue);color:#fff}.tile-red{background:var(--red);color:#fff}.tile-emoji{font-size:3rem}.tile-title{font-size:1.5rem;font-weight:700}.tile-text{font-weight:500}.build-notes{border-radius:var(--radius-sm);background:#ffffffbf;border:2px dashed #1b2a414d;margin-top:16px;padding:12px 18px;font-size:.95rem}.build-notes summary{cursor:pointer;align-items:center;min-height:32px;font-weight:600;display:flex}.build-notes[open] summary{margin-bottom:8px}.checks,.issues{margin:0 0 8px;padding-left:20px}.issue.error{color:var(--red-deep)}.ok-note{color:var(--green);font-weight:600}.kit-row{grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:26px;display:grid}.kit-card{flex-direction:column;gap:6px;padding:18px;display:flex}.kit-card.selected{border-color:var(--blue);box-shadow:0 0 0 4px var(--blue), var(--shadow)}.kit-card h2{margin:0;font-size:1.3rem}.kit-card p{margin:0}.kit-head{align-items:center;gap:12px;display:flex}.kit-emoji{background:var(--sky-light);border-radius:16px;flex:none;place-items:center;width:60px;height:60px;font-size:2.4rem;display:grid}.kit-foot{flex-wrap:wrap;align-items:center;gap:8px;margin-top:auto;padding-top:8px;display:flex}.part-grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:14px;margin:0;padding:0;list-style:none;display:grid}.part-card{background:var(--paper);border-radius:var(--radius-sm);width:100%;height:100%;box-shadow:var(--shadow-sm);cursor:pointer;text-align:center;border:3px solid #0000;flex-direction:column;align-items:center;gap:6px;padding:14px 10px;transition:transform .12s,border-color .12s;display:flex}.part-card:hover{border-color:var(--yellow);transform:translateY(-3px)}.part-card-icon{background:var(--sky-light);border-radius:16px;place-items:center;width:100px;height:100px;display:grid}.part-card-name{font-weight:600;line-height:1.2}.part-card-meta{flex-wrap:wrap;justify-content:center;align-items:center;gap:6px;margin-top:auto;display:flex}.qty{color:var(--blue);font-size:1.1rem;font-weight:700}.cat-chip{background:var(--sky-light);border-radius:999px;padding:2px 8px;font-size:.75rem}.modal-backdrop{z-index:50;background:#1b2a418c;place-items:center;padding:16px;animation:.15s fade-in;display:grid;position:fixed;inset:0}.modal{background:var(--paper);border:4px solid var(--ink);border-radius:28px;outline:none;width:min(880px,100%);max-height:calc(100vh - 32px);padding:24px;animation:.22s cubic-bezier(.2,1.4,.4,1) pop-in;position:relative;overflow:auto}.modal-close{z-index:2;border:3px solid var(--ink);background:var(--yellow);cursor:pointer;border-radius:50%;width:48px;height:48px;font-size:1.2rem;font-weight:700;position:absolute;top:12px;right:12px}.part-modal{grid-template-columns:1fr 1fr;gap:24px;display:grid}.part-modal-viewer{aspect-ratio:1;background:var(--sky);border-radius:20px;position:relative;overflow:hidden}.viewer-hint{pointer-events:none;background:#ffffffd9;border-radius:999px;padding:2px 12px;font-size:.85rem;position:absolute;bottom:10px;left:50%;transform:translate(-50%)}.part-modal-info h2{padding-right:48px;font-size:1.8rem}.blurb{font-size:1.2rem}.facts{grid-template-columns:auto 1fr;gap:4px 14px;margin:0 0 16px;display:grid}.facts dt{color:var(--ink-soft);font-weight:600}.facts dd{margin:0}.build-grid{grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:20px;margin:0;padding:0;list-style:none;display:grid}.build-card{height:100%;color:var(--ink);flex-direction:column;gap:8px;text-decoration:none;transition:transform .15s,border-color .15s;display:flex;position:relative;overflow:hidden}.build-card:hover{border-color:var(--yellow);transform:translateY(-4px)rotate(-.4deg)}.build-card.done{background:linear-gradient(#f1fbef 0%,#fff 40%)}.ribbon{background:var(--green);color:#fff;padding:4px 40px;font-size:.85rem;font-weight:700;position:absolute;top:14px;right:-34px;transform:rotate(35deg)}.build-emoji{font-size:3.4rem;line-height:1}.build-name{font-size:1.5rem;font-weight:700;line-height:1.1}.build-tagline{color:var(--ink-soft)}.build-meta{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.have{border-radius:12px;margin-top:auto;padding:6px 12px;font-weight:600}.have.ok{color:#155d2f;background:#e3f6e4}.have.missing{color:#8a4200;background:#fff0e0}.recommend{color:var(--ink-soft);background:#fff8dc;border-radius:12px;padding:6px 12px;font-size:.9rem}.trail{max-width:820px;margin:0 auto 48px;padding:0;list-style:none;position:relative}.trail:before{content:"";border-left:10px dotted #fffffff2;width:0;position:absolute;top:40px;bottom:60px;left:50%;transform:translate(-50%)}.trail-stop{grid-template-columns:1fr 110px 1fr;align-items:center;margin-bottom:26px;display:grid;position:relative}.trail-stop .trail-node{grid-area:1/2}.trail-stop.left .trail-card{grid-area:1/1;margin-right:12px}.trail-stop.right .trail-card,.trail-stop.finish-flag .trail-card{grid-area:1/3;margin-left:12px}.trail-node{background:var(--paper);border:5px solid var(--ink);width:96px;height:96px;box-shadow:0 6px 0 var(--ink);border-radius:50%;justify-self:center;place-items:center;text-decoration:none;transition:transform .15s;display:grid;position:relative}a.trail-node:hover{transform:scale(1.08)}.trail-emoji{font-size:2.8rem;line-height:1}.trail-badge{background:var(--paper);border:3px solid var(--ink);min-width:36px;height:36px;color:var(--ink);border-radius:999px;place-items:center;font-size:1rem;font-weight:700;display:grid;position:absolute;bottom:-6px;right:-6px}.trail-stop.done .trail-node{background:#c9efc6}.trail-stop.next .trail-node{background:var(--yellow);animation:1.8s ease-in-out infinite pulse}.trail-stop.later .trail-node{background:#eef4f9}.trail-stop.later .trail-emoji{filter:saturate(.6)}.trail-stop.finish-flag .trail-node{background:var(--yellow)}.trail-card{flex-direction:column;gap:4px;padding:16px 18px;display:flex}.trail-stop.next .trail-card{border-color:var(--yellow);box-shadow:0 0 0 4px var(--yellow), var(--shadow)}.trail-title{color:var(--ink);font-size:1.35rem;font-weight:700;text-decoration:none}a.trail-title:hover{text-decoration:underline}.trail-card p{margin:0}.trail-card .btn{align-self:flex-start;margin-top:6px}.unlocks{flex-direction:column;gap:4px;margin-top:4px;display:flex}.glossary{margin-top:16px}.concept-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px;display:grid}.concept-card{background:var(--paper);border-radius:var(--radius);box-shadow:var(--shadow-sm);border:4px solid;overflow:hidden}.concept-card header{align-items:center;gap:10px;padding:12px 16px;display:flex}.concept-card header h3{flex:1;margin:0}.concept-emoji{font-size:2rem}.concept-card>p{padding:0 16px}.concept-card>p:first-of-type{padding-top:12px}.concept-short{font-weight:600}.try-it{background:#f0f7ff;border-radius:12px;margin:0 16px 16px!important;padding:10px 14px!important}.part-count{flex-direction:column;align-items:center;display:inline-flex;position:relative}.part-count-x{margin-top:2px;font-size:1.15rem;font-weight:700;line-height:1}.part-count-name{text-align:center;max-width:90px;font-size:.8rem}.speech{align-items:flex-end;gap:10px;margin:12px 0;display:flex}.speech .gearbot{flex:none;animation:3s ease-in-out infinite bob}.speech-bubble{background:var(--paper);border:3px solid var(--ink);border-radius:22px;margin-bottom:18px;padding:12px 18px;font-size:1.1rem;font-weight:500;position:relative}.speech-bubble:before{content:"";border:8px solid #0000;border-right:12px solid var(--ink);position:absolute;bottom:12px;left:-14px}.speech-bubble:after{content:"";border:6px solid #0000;border-right:9px solid var(--paper);position:absolute;bottom:14px;left:-8px}.stage{background:radial-gradient(ellipse at 50% 70%, #d6ecf9 0%, var(--sky) 70%);border:4px solid var(--ink);box-shadow:var(--shadow);border-radius:26px;position:relative;overflow:hidden}.stage-emoji{pointer-events:none;font-size:2.2rem;position:absolute;top:12px;right:16px}.app-booklet .main{padding-bottom:calc(var(--booklet-nav-height,84px) + 24px)}.booklet-top{flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:14px;display:flex}.back-link{background:#fffc;border-radius:999px;align-items:center;min-height:44px;padding:8px 14px;font-weight:600;text-decoration:none;display:inline-flex}.booklet-name{flex:1;font-size:1.2rem;font-weight:700}.booklet-page{background:var(--ink);color:#fff;border-radius:999px;padding:6px 14px;font-weight:700}.sheet-wrap{perspective:1600px}.sheet{background:var(--paper-warm);border:4px solid var(--ink);box-shadow:0 8px 0 var(--ink), 0 18px 40px #1b2a412e;transform-origin:0;border-radius:28px;min-height:420px;padding:clamp(16px,3vw,32px);position:relative;overflow:hidden}.sheet.flip-next{animation:.45s cubic-bezier(.2,.8,.3,1) flip-next}.sheet.flip-prev{transform-origin:100%;animation:.45s cubic-bezier(.2,.8,.3,1) flip-prev}.booklet-nav{z-index:15;padding:12px max(16px,50vw - 600px);padding-bottom:max(12px, env(safe-area-inset-bottom));border-top:4px solid var(--yellow);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#fffffff2;align-items:center;gap:12px;display:flex;position:fixed;bottom:0;left:0;right:0}.nav-btn{flex:none;min-width:64px;min-height:56px;font-size:1.2rem}.dots{flex-wrap:wrap;flex:1;justify-content:center;align-items:center;gap:6px;display:flex}.dot{border:3px solid var(--ink);background:var(--paper);cursor:pointer;border-radius:50%;width:18px;height:18px;padding:0;font-size:0;transition:transform .15s}.dot:hover{transform:scale(1.25)}.dot.past{background:var(--yellow)}.dot.current{background:var(--red);transform:scale(1.35)}.dot.special{place-items:center;width:30px;height:30px;font-size:.9rem;line-height:1;display:grid}.dot.special.current{background:#ffd9d4}.dots-bar{background:var(--sky-light);border:2px solid var(--ink);border-radius:999px;flex:1;height:14px;display:none;overflow:hidden}.dots-bar div{background:var(--yellow);height:100%;transition:width .3s}.cover{grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);align-items:start;gap:28px;display:grid}.cover-stage{aspect-ratio:1;width:100%;min-height:280px;max-height:max(280px,100vh - 260px)}.cover-visual{gap:20px;min-width:0;display:grid}.cover-preview,.cover-summary,.cover-details,.cover-info,.cover-parts{min-width:0}.cover-parts{border:1px solid var(--ink);border-radius:var(--radius);background:var(--paper);padding:20px}.cover-parts-heading{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:6px 12px;display:flex}.cover-parts-heading h2{margin:0;font-size:1.15rem}.cover-parts-heading>span,.cover-parts>p{color:var(--ink-soft);font-size:.85rem}.cover-parts>p{margin:8px 0 16px}.cover-parts-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 16px;margin:0 0 18px;padding:0;list-style:none;display:grid}.cover-parts-list li{border-bottom:1px solid #e4e7eb;align-items:center;gap:8px;min-width:0;padding:6px 0;display:flex}.cover-part-name{overflow-wrap:anywhere;flex:1;font-size:.8rem;line-height:1.35}.cover-part-count{white-space:nowrap;font-size:.85rem}@media (width<=480px){.cover-parts-list{grid-template-columns:1fr}}.cover-title{color:var(--ink);margin:4px 0 8px;font-size:clamp(2.4rem,6vw,3.8rem)}.cover-meta{flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:14px;display:flex}.story{font-size:1.2rem}.h-small{margin:14px 0 8px;font-size:1.1rem}.cover-actions{flex-wrap:wrap;gap:12px;margin:20px 0 8px;display:flex}.cover .recommend{margin-top:14px}.parts-head{margin-bottom:18px}.gather-grid{grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:14px;margin:0 0 20px;padding:0;list-style:none;display:grid}.gather{border:3px solid var(--ink);background:var(--paper);cursor:pointer;width:100%;height:100%;box-shadow:var(--shadow-sm);border-radius:18px;flex-direction:column;align-items:center;gap:4px;padding:14px 8px;transition:transform .12s,background .15s;display:flex;position:relative}.gather:hover{transform:translateY(-2px)}.gather.on{border-color:var(--green);background:#dff5dc}.gather-check{border:3px solid var(--ink);background:var(--paper);width:30px;height:30px;color:var(--green);border-radius:8px;place-items:center;font-weight:700;display:grid;position:absolute;top:8px;left:8px}.gather.on .gather-check{background:var(--green);border-color:var(--green);color:#fff;animation:.25s cubic-bezier(.2,1.6,.4,1) pop-in}.gather-x{font-size:1.5rem;font-weight:700}.gather-name{text-align:center;font-size:.9rem;line-height:1.2}.parts-foot{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;display:flex}.step-page{grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);align-items:start;gap:28px;display:grid}.step-heading{flex-wrap:wrap;align-items:baseline;gap:8px;margin-bottom:12px;display:flex}.step-num{color:var(--ink);font-size:clamp(3.4rem,8vw,5rem);font-weight:700;line-height:.9}.step-of{color:var(--ink-soft);margin-right:8px;font-size:1.5rem;font-weight:600}.step-heading 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#1b2a4126}.nav.open{display:flex}.nav-link{font-size:1.2rem}.hero{border-radius:24px;grid-template-columns:1fr}.hero-art{order:-1;width:min(100%,360px);min-height:0;margin:-8px auto 0}.hero-actions .btn{white-space:normal;flex:100%}.home-grid,.tiles,.finish-grid{grid-template-columns:1fr}.tile{min-height:0}.continue-card{grid-template-columns:auto 1fr}.continue-card>.btn{grid-column:1/-1}.part-grid{grid-template-columns:repeat(auto-fill,minmax(140px,1fr))}.part-modal{grid-template-columns:1fr}.modal{padding:16px}.trail:before{left:48px}.trail-stop,.trail-stop.left,.trail-stop.right{grid-template-columns:96px 1fr;gap:12px}.trail-stop .trail-node{grid-column:1}.trail-stop.left .trail-card,.trail-stop.right .trail-card,.trail-stop.finish-flag 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0;min-width:0;position:relative}.picker-label{margin-bottom:4px;font-size:.9rem;font-weight:700;display:block}.picker-current{border:3px solid var(--ink);background:var(--paper);cursor:pointer;text-align:left;border-radius:18px;align-items:center;gap:8px;width:100%;min-height:72px;padding:6px 12px;font-weight:600;display:flex}.picker-name{flex:1;min-width:0}.picker-caret{font-size:1.2rem}.picker-pop{z-index:30;background:var(--paper);border:3px solid var(--ink);width:max(100%,280px);max-width:calc(100vw - 32px);box-shadow:var(--shadow);border-radius:18px;padding:8px;position:absolute;top:calc(100% + 6px);left:0}.picker-search{width:100%;min-height:48px;font:inherit;border:2px solid #1b2a4140;border-radius:12px;margin-bottom:6px;padding:0 12px}.picker-list{max-height:300px;margin:0;padding:0;list-style:none;overflow-y:auto}.picker-option{cursor:pointer;border-radius:10px;align-items:center;gap:8px;min-height:48px;padding:4px 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