:root{--bg:#efe9dd;--card:#fbf8f2;--ink:#1b1915;--muted:#6f685d;--line:#e2dacb;--accent:#f6c443;--accent-ink:#1b1915;--dark:#171512;--warn:#c2410c;--radius:22px;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg)}button{font:inherit;color:inherit;cursor:pointer}button:disabled{cursor:default;opacity:.35}kbd{border:1px solid var(--line);text-align:center;background:#fff;border-radius:5px;min-width:20px;padding:1px 5px;font:600 11px ui-monospace,monospace;display:inline-block}.app{flex-direction:column;gap:12px;height:100%;padding:14px;display:flex}main{flex:1;min-height:0}.top{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);align-items:center;gap:16px;padding:10px 16px;display:flex}.brand{align-items:center;gap:12px;min-width:0;display:flex}.brand b{letter-spacing:.02em;font-size:17px;display:block}.brand small{color:var(--muted);font-size:13px}.brand-mark{background:var(--dark);clip-path:polygon(25% 5%,75% 5%,100% 50%,75% 95%,25% 95%,0 50%);flex:none;width:34px;height:34px;position:relative}.brand-mark:after{content:"";background:var(--accent);clip-path:polygon(50% 8%,92% 45%,80% 45%,80% 92%,20% 92%,20% 45%,8% 45%);position:absolute;inset:9px}.tabs{gap:4px;margin:0 auto;display:flex}.tab{color:var(--muted);background:0 0;border:0;border-radius:10px;padding:8px 12px;font-size:15px;position:relative}.tab.active{color:var(--ink);font-weight:600}.tab.active:after{content:"";background:var(--ink);border-radius:2px;width:16px;height:2px;position:absolute;bottom:2px;left:12px}.tab-count{color:var(--muted);font-weight:400}.top-right{align-items:center;gap:10px;display:flex}.seg{background:#ece5d7;border-radius:999px;padding:3px;display:flex}.seg button{color:var(--muted);background:0 0;border:0;border-radius:999px;padding:6px 12px;font-size:13px}.seg button.on{background:var(--dark);color:#fff}.pdf-link{color:var(--ink);border:1px solid var(--line);background:#fff;border-radius:999px;padding:6px 12px;font-size:13px;font-weight:600;text-decoration:none}.build{grid-template-columns:minmax(0,1fr) 420px;gap:12px;height:100%;display:grid}.viewer{border-radius:var(--radius);border:1px solid var(--line);background:#f4eee2;min-height:0;position:relative;overflow:hidden}.loading{height:100%;color:var(--muted);place-items:center;display:grid}.overlay-top{pointer-events:none;align-items:flex-start;gap:18px;display:flex;position:absolute;top:16px;left:20px;right:20px}.big-num{letter-spacing:-.04em;min-width:70px;font-size:96px;font-weight:800;line-height:.85}.big-num small{margin-left:2px;font-size:40px;font-weight:700}.caption{background:var(--dark);color:#fff;border-radius:999px;max-width:640px;margin:4px auto 0;padding:12px 22px;font-size:19px;font-weight:600;box-shadow:0 6px 20px #00000026}.caption-tag{color:var(--accent)}.chips{border:2px solid var(--ink);pointer-events:none;background:#fff;border-radius:16px;gap:8px;padding:8px 12px;display:flex;position:absolute;top:118px;left:20px}.chip{flex-direction:column;align-items:center;font-size:13px;font-weight:700;display:flex}.chip>span{align-items:center;gap:3px;display:flex}.controls{align-items:center;gap:8px;display:flex;position:absolute;bottom:18px;left:18px}.round,.pill{border:1px solid var(--line);background:#fff;border-radius:999px;height:44px;box-shadow:0 2px 8px #0000000f}.round{width:44px;font-size:18px}.pill{padding:0 16px;font-weight:600}.pill.on{background:var(--dark);color:#fff}.hint{color:var(--muted);margin-left:6px;font-size:12px}.progress{gap:5px;display:flex;position:absolute;bottom:30px;right:18px}.dot{border:1.5px solid var(--ink);background:0 0;border-radius:50%;width:10px;height:10px;padding:0}.dot.done{background:var(--ink)}.dot.cur{background:var(--accent);transform:scale(1.35)}.part-badge{width:34px;height:30px;color:var(--ink);clip-path:polygon(25% 0,75% 0,100% 50%,75% 100%,25% 100%,0 50%);filter:drop-shadow(0 0 .5px #000)drop-shadow(0 0 .5px #000)drop-shadow(0 0 .5px #000);opacity:0;pointer-events:auto;-webkit-user-select:none;user-select:none;background:#fff;place-items:center;font:700 14px ui-sans-serif,system-ui,sans-serif;animation:.35s forwards badge-in;display:grid}@keyframes badge-in{0%{opacity:0;transform:scale(.6)}to{opacity:1;transform:scale(1)}}.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);flex-direction:column;min-height:0;display:flex;overflow:hidden}.panel-scroll{flex:1;padding:22px 24px 12px;overflow-y:auto}.panel-meta{color:var(--muted);justify-content:space-between;font-size:14px;display:flex}.page-ref{background:#f0eadf;border-radius:999px;padding:2px 10px;font-size:12px}.panel h1{letter-spacing:-.01em;margin:10px 0 8px;font-size:30px;line-height:1.12}.panel h2,.page h2{color:var(--muted);margin:22px 0 10px;font-size:14px;font-weight:600}.lead{color:#3b372f;margin:0;font-size:16px;line-height:1.45}.flags{gap:6px;margin-top:12px;display:flex}.flag{background:#ece5d7;border-radius:999px;padding:3px 10px;font-size:12px;font-weight:700}.flag-vrtani{background:#fde68a}.flag-rezani{color:#7f1d1d;background:#fecaca}blockquote{border-left:3px solid var(--accent);background:#fff8e1;border-radius:0 12px 12px 0;margin:14px 0 0;padding:10px 14px;font-size:14px;line-height:1.45}blockquote span{text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin-bottom:2px;font-size:11px;font-weight:700;display:block}.need{border:1px solid var(--line);background:#fff;border-radius:16px;margin:0;padding:0;list-style:none}.need li{border-top:1px solid var(--line);align-items:center;gap:10px;padding:8px 12px;display:flex}.need li:first-child{border-top:0}.need-name{flex:1;font-size:14px;font-weight:600}.need-name small{color:var(--muted);font-weight:400;display:block}.need b{font-size:15px}.hex{background:var(--ink);clip-path:polygon(25% 0,75% 0,100% 50%,75% 100%,25% 100%,0 50%);width:30px;height:26px;color:var(--ink);z-index:0;flex:none;place-items:center;font-size:12px;font-weight:700;display:inline-grid;position:relative}.hex:before{content:"";clip-path:inherit;z-index:-1;background:#fff;position:absolute;inset:1.5px}.hex-sm{width:28px;height:21px;font-size:10px}.tool-row{flex-wrap:wrap;gap:6px;margin-top:10px;display:flex}.tool-chip{background:#f0eadf;border-radius:999px;align-items:center;gap:5px;padding:3px 10px 3px 6px;font-size:13px;display:inline-flex}.bullets{margin:0;padding-left:18px;font-size:14.5px;line-height:1.5}.bullets li{margin-bottom:6px}.note{color:#334155;background:#eef2f6;border-radius:12px;margin-top:14px;padding:10px 12px;font-size:13px;line-height:1.45}.manual-thumb{border:1px solid var(--line);text-align:left;background:#fff;border-radius:14px;width:100%;padding:0;display:block;overflow:hidden}.manual-thumb img{object-fit:contain;background:#fff;width:100%;max-height:260px;display:block}.manual-thumb span{color:var(--muted);border-top:1px solid var(--line);padding:8px 12px;font-size:12px;display:block}.panel-foot{border-top:1px solid var(--line);padding:12px 18px 14px}.nav-row{gap:10px;display:flex}.back{border:1px solid var(--line);background:#f0eadf;border-radius:50%;flex:none;width:58px;height:58px;font-size:20px}.next{background:var(--dark);color:#fff;border:0;border-radius:999px;flex:1;align-items:center;gap:12px;height:58px;padding:0 22px 0 10px;font-size:17px;font-weight:600;display:flex}.next .check{background:var(--accent);width:38px;height:38px;color:var(--accent-ink);border-radius:50%;place-items:center;font-size:18px;display:grid}.next .arrow{margin-left:auto;font-size:20px}.next.wide{max-width:420px;margin:26px 0 10px}.keys{color:var(--muted);text-align:right;margin-top:10px;font-size:12px}.lightbox{z-index:100;background:#14120f99;place-items:center;padding:20px;display:grid;position:fixed;inset:0}.lightbox-inner{background:#fff;border-radius:18px;flex-direction:column;max-width:min(1100px,100%);max-height:100%;display:flex;overflow:hidden}.lightbox-bar{border-bottom:1px solid var(--line);align-items:center;gap:14px;padding:10px 14px;font-size:14px;display:flex}.lightbox-bar span{margin-right:auto;font-weight:600}.lightbox-bar a{color:var(--ink)}.lightbox-bar button{background:#f0eadf;border:0;border-radius:50%;width:32px;height:32px}.lightbox-inner img{object-fit:contain;max-width:100%;min-height:0;overflow:auto}.page{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);height:100%;padding:28px clamp(16px,4vw,48px);overflow-y:auto}.page-head h1{margin:0 0 6px;font-size:34px}.page-head p{color:var(--muted);max-width:720px;margin:0 0 18px;line-height:1.5}.tool-grid{grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:10px;display:grid}.tool-card{border:1px solid var(--line);background:#fff;border-radius:16px;flex-direction:column;align-items:flex-start;gap:6px;padding:14px;display:flex}.tool-card small{color:var(--muted)}.specs{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:10px;margin:0;display:grid}.specs div{border:1px solid var(--line);background:#fff;border-radius:14px;padding:10px 14px}.specs dt{color:var(--muted);font-size:12px}.specs dd{margin:2px 0 0;font-size:18px;font-weight:700}.parts-table{border:1px solid var(--line);background:#fff;border-radius:16px}.part-row{border-top:1px solid var(--line);align-items:center;gap:12px;padding:6px 14px;display:flex}.part-row:first-child{border-top:0}.part-name{flex:1;min-width:0;font-size:14px;font-weight:600}.part-name small{color:var(--muted);overflow-wrap:anywhere;font-weight:400;display:block}.part-steps{color:var(--muted);text-align:right;font-size:12px}.part-row b{text-align:right;width:44px}.manual-pages{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:10px;display:grid}.manual-pages a{border:1px solid var(--line);color:var(--muted);background:#fff;border-radius:12px;font-size:12px;text-decoration:none;display:block;overflow:hidden}.manual-pages img{aspect-ratio:.71;object-fit:cover;object-position:top;width:100%;display:block}.manual-pages span{padding:6px 10px;display:block}@media (width<=1100px){.build{grid-template-columns:minmax(0,1fr) 360px}.caption{font-size:16px}}@media (width<=860px){.app{height:auto;min-height:100%;padding:8px}.top{flex-wrap:wrap;padding:10px 12px}.tabs{order:3;justify-content:space-between;width:100%;margin:0}.top-right{margin-left:auto}.brand small{display:none}.build{flex-direction:column;height:auto;display:flex}.viewer{height:62vh;min-height:380px}.panel-scroll{padding:18px 16px 8px;overflow:visible}.panel-foot{background:var(--card);position:sticky;bottom:0}.big-num{min-width:0;font-size:60px}.big-num small{font-size:26px}.caption{margin-top:0;padding:9px 14px;font-size:14px}.overlay-top{gap:10px;top:10px;left:12px;right:12px}.chips{padding:6px 8px;top:80px;left:12px}.hint,.keys{display:none}.progress{flex-wrap:wrap;max-width:calc(100% - 24px);bottom:72px;left:12px;right:auto}.controls{bottom:12px;left:12px}.page{height:auto}.part-row{flex-wrap:wrap}.part-steps{order:10;justify-content:flex-start;width:100%;padding-left:34px}.tool-grid{grid-template-columns:1fr 1fr}.tool-card{padding:10px}.panel-foot{z-index:30;border:1px solid var(--line);border-radius:20px;padding:8px 10px;position:fixed;bottom:8px;left:8px;right:8px;box-shadow:0 8px 24px #00000026}.panel{margin-bottom:84px}.back,.next{height:52px}.back{width:52px}.dot{width:12px;height:12px}.progress{gap:8px}.lightbox{padding:6px}}.loading-3d{white-space:nowrap;color:var(--muted);font-size:15px}.loading-over{pointer-events:none;position:absolute;inset:0}.compass{white-space:nowrap;letter-spacing:.08em;color:#fff;pointer-events:none;-webkit-user-select:none;user-select:none;background:#171512b8;border-radius:999px;padding:4px 9px;font:700 11px ui-sans-serif,system-ui,sans-serif}.dot{position:relative}.dot:before{content:"";position:absolute;inset:-8px -4px}.need-total{color:var(--muted);text-align:right;white-space:nowrap;font-size:11px;line-height:1.2}.sheets{grid-template-columns:1fr 1fr;gap:8px;display:grid}.sheets.one{grid-template-columns:1fr}.sheets .manual-thumb img{max-height:180px}.sheets.one .manual-thumb img{max-height:260px}.lb-nav{color:var(--muted);align-items:center;gap:6px;font-size:13px;display:inline-flex}.lightbox-bar .lb-nav span,.lightbox-bar>span:first-child{margin-right:auto}.lightbox-bar .lb-nav{margin-right:0}.lb-img{cursor:zoom-in;background:#fff;flex:1;justify-content:center;min-height:0;display:flex;overflow:auto}.lb-img img{object-fit:contain;max-width:100%;max-height:calc(100vh - 140px)}.lb-img.zoomed{cursor:zoom-out;display:block}.lb-img.zoomed img{width:220%;max-width:none;max-height:none}.lb-hint{color:var(--muted);border-top:1px solid var(--line);padding:6px 14px;font-size:12px}.buy-note{border-left:3px solid var(--accent);background:#fff8e1;border-radius:0 12px 12px 0;max-width:720px;margin-bottom:12px;padding:10px 14px;font-size:14px}.check-count{font-size:13px;font-weight:600}.part-check input{width:20px;height:20px;accent-color:var(--dark);cursor:pointer}.part-row.checked{background:#f6f2e8}.part-row.checked .part-name{color:var(--muted)}.part-name em{color:#92400e;font-size:12px;font-style:normal;font-weight:500;display:block}.part-name small{font-size:11px}.part-steps{flex-wrap:wrap;justify-content:flex-end;gap:4px;max-width:220px;display:flex}.part-steps button{border:1px solid var(--line);color:var(--ink);background:#fff;border-radius:999px;padding:2px 8px;font-size:12px}.part-steps button:hover{background:var(--accent)}@media (width<=1280px){.hint{display:none}.next{white-space:nowrap;font-size:15px}}