:root{--primary: #0A3C32;--primary-hover: #072a23;--secondary: #f0f4f3;--accent: #e2e8e6;--text: #1C1C1C;--muted: #666;--light: #fff;--bg: #f4f6f8;--border: #e2e8e6;--r-sm: 8px;--r-md: 12px;--r-lg: 16px;--r-xl: 24px;--touch: 48px;--shadow: 0 4px 6px -1px rgba(0,0,0,.05);--shadow-md: 0 4px 12px rgba(0,0,0,.1);--font: "DM Sans", -apple-system, sans-serif;--font-display: "DM Serif Display", Georgia, serif}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}html{font-size:16px;-webkit-text-size-adjust:100%}body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.5;min-height:100dvh;overflow-x:hidden}img{display:block;max-width:100%}button{cursor:pointer;font-family:var(--font)}.splash{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100dvh;gap:20px}.splash-logo{font-size:3rem}.spinner{width:40px;height:40px;border:3px solid var(--accent);border-top-color:var(--primary);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}#app{display:flex;flex-direction:column;min-height:100dvh}.bottom-nav{height:65px;border-top:1px solid var(--border);display:flex;justify-content:space-around;align-items:center;background:#fff;padding-bottom:env(safe-area-inset-bottom,5px);position:fixed;bottom:0;left:0;right:0;z-index:50;box-shadow:0 -2px 8px #0000000f}.nav-item{display:flex;flex-direction:column;align-items:center;gap:4px;color:var(--muted);font-size:.7rem;font-weight:600;background:none;border:none;padding:6px 16px;min-width:var(--touch);transition:color .15s}.nav-item .nav-icon{font-size:1.3rem}.nav-item.active{color:var(--primary)}.screen{display:flex;flex-direction:column;min-height:100dvh;padding-bottom:75px;animation:fadeIn .18s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.app-header{padding:16px;border-bottom:1px solid var(--border);background:#fff;display:flex;align-items:center;justify-content:center;position:sticky;top:0;z-index:40}.app-header.with-back{justify-content:flex-start;gap:12px}.app-title{font-size:1.1rem;font-weight:700;color:var(--primary)}.btn-back{width:var(--touch);height:var(--touch);display:flex;align-items:center;justify-content:center;background:none;border:none;font-size:1.4rem;color:var(--primary);border-radius:var(--r-sm);margin-left:-8px}.header-action{margin-left:auto;width:var(--touch);height:var(--touch);display:flex;align-items:center;justify-content:center;background:none;border:none;font-size:1.25rem;color:var(--primary);border-radius:var(--r-sm)}.content{flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch;padding:16px;background:var(--bg)}.card{background:#fff;border:1px solid var(--border);border-radius:var(--r-md);padding:16px;margin-bottom:16px;box-shadow:var(--shadow)}.card-title{font-size:.9rem;font-weight:700;color:var(--text);margin-bottom:12px}.btn{height:var(--touch);border-radius:var(--r-sm);border:none;font-family:var(--font);font-weight:700;font-size:.95rem;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;width:100%;transition:background .15s,transform .1s}.btn:active{transform:scale(.98)}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-secondary{background:var(--secondary);color:var(--text);border:1px solid var(--border)}.btn-sm{height:36px;font-size:.85rem;padding:0 14px;width:auto}.btn-row{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:12px}.form-group{margin-bottom:16px}.form-label{display:block;font-size:.85rem;font-weight:600;color:var(--text);margin-bottom:6px}.form-input{width:100%;height:var(--touch);border:1.5px solid var(--border);border-radius:var(--r-sm);padding:0 14px;font-family:var(--font);font-size:.95rem;background:#fff;outline:none;transition:border-color .15s}.form-input:focus{border-color:var(--primary)}.upload-zone{height:160px;background:#e8f5e9;border:2px dashed #a5d6a7;border-radius:var(--r-md);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;margin-bottom:16px;cursor:pointer;transition:background .15s}.upload-zone:hover{background:#d7eeda}.upload-zone .icon{font-size:2.5rem}.upload-zone .label{font-size:.95rem;font-weight:600;color:var(--primary)}.preview-wrap{position:relative;border-radius:var(--r-md);overflow:hidden;margin-bottom:16px;background:#000}.preview-wrap img{width:100%;max-height:220px;object-fit:contain}.btn-change{position:absolute;bottom:10px;right:10px;background:#0009;color:#fff;border:none;border-radius:20px;padding:6px 14px;font-size:.8rem;font-weight:600;font-family:var(--font);cursor:pointer}.slider-row{display:flex;flex-direction:column;gap:4px}.slider-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:4px}.slider-label{font-size:.9rem;font-weight:700}.slider-val{font-size:.85rem;font-weight:700;color:var(--primary)}.slider-hint{font-size:.75rem;color:var(--muted);margin-top:4px}input[type=range]{-webkit-appearance:none;width:100%;height:6px;border-radius:3px;background:var(--accent);outline:none;border:none}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:22px;height:22px;border-radius:50%;background:var(--primary);border:3px solid #fff;box-shadow:0 1px 4px #00000040;cursor:pointer}.divider{height:1px;background:var(--border);margin:14px 0}.toggle-row{display:flex;align-items:center;justify-content:space-between;gap:12px}.toggle-info{flex:1}.toggle-label{font-size:.9rem;font-weight:700}.toggle-sub{font-size:.75rem;color:var(--muted);margin-top:2px}.toggle{width:50px;height:28px;border-radius:14px;background:var(--accent);border:1px solid var(--border);position:relative;cursor:pointer;flex-shrink:0;transition:background .2s}.toggle:after{content:"";position:absolute;width:20px;height:20px;border-radius:50%;background:#fff;top:3px;left:3px;transition:transform .2s;box-shadow:0 1px 3px #0003}.toggle.on{background:var(--primary);border-color:var(--primary)}.toggle.on:after{transform:translate(22px)}.thread-summary{background:#edf2f0;border-radius:var(--r-sm);padding:12px;font-size:.85rem}.thread-summary-title{font-weight:800;font-size:.9rem;border-bottom:1px solid #cbd5e0;padding-bottom:8px;margin-bottom:8px}.thread-item{display:flex;align-items:center;gap:8px;margin-top:6px}.color-chip{width:14px;height:14px;border-radius:3px;flex-shrink:0;border:1px solid rgba(0,0,0,.1)}.loading-overlay{display:none;position:fixed;top:0;right:0;bottom:0;left:0;background:#f4f6f8eb;z-index:200;flex-direction:column;align-items:center;justify-content:center;gap:16px}.loading-overlay.show{display:flex}.loading-text{font-size:.95rem;font-weight:600;color:var(--primary)}.loading-sub{font-size:.8rem;color:var(--muted)}.modal-bg{display:none;position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;z-index:100;align-items:flex-end}.modal-bg.show{display:flex}.modal-sheet{background:#fff;border-radius:var(--r-xl) var(--r-xl) 0 0;width:100%;max-height:85dvh;overflow-y:auto;padding:20px 16px 40px;animation:sheetUp .25s ease}@keyframes sheetUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}.modal-handle{width:36px;height:4px;background:var(--accent);border-radius:2px;margin:0 auto 18px}.modal-title{font-size:1.05rem;font-weight:700;margin-bottom:16px}.proj-row{display:flex;gap:12px;align-items:center;margin-bottom:12px;padding-bottom:12px;border-bottom:1px solid #f0f0f0;cursor:pointer}.proj-row:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}.thumb{width:64px;height:64px;border-radius:var(--r-sm);background-size:cover;background-position:center;background-color:var(--accent);flex-shrink:0;image-rendering:pixelated;border:1px solid var(--border)}.proj-info{flex:1;min-width:0}.proj-name{font-size:.9rem;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.proj-date{font-size:.75rem;color:var(--muted);margin-top:3px}.proj-meta{font-size:.75rem;color:var(--muted);margin-top:2px}.empty-state{text-align:center;padding:32px 16px;color:var(--muted);font-size:.9rem}.empty-icon{font-size:2.5rem;margin-bottom:10px}.viewer-toolbar{background:#fff;border-bottom:1px solid var(--border);padding:10px 16px;display:flex;align-items:center;gap:8px;flex-shrink:0}.mode-btn{height:36px;padding:0 14px;border-radius:var(--r-sm);border:1px solid var(--border);background:var(--secondary);color:var(--muted);font-size:.82rem;font-weight:600;cursor:pointer;font-family:var(--font);transition:all .15s}.mode-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}.zoom-group{display:flex;align-items:center;gap:6px;margin-left:auto}.zoom-btn{width:32px;height:32px;border-radius:var(--r-sm);border:1px solid var(--border);background:var(--secondary);color:var(--text);font-size:1rem;font-weight:700;display:flex;align-items:center;justify-content:center;cursor:pointer;font-family:var(--font)}.zoom-val{font-size:.8rem;font-weight:600;color:var(--muted);min-width:42px;text-align:center}.canvas-wrap{flex:1;overflow:auto;background:#e0e0e0;background-image:linear-gradient(rgba(0,0,0,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(0,0,0,.05) 1px,transparent 1px);background-size:20px 20px;min-height:200px}#pattern-canvas{display:block;image-rendering:pixelated;image-rendering:crisp-edges}.legend-panel{background:#fff;border-top:1px solid var(--border);padding:12px 16px;max-height:160px;overflow-y:auto;flex-shrink:0}.legend-title{font-size:.75rem;font-weight:700;color:var(--muted);margin-bottom:8px;text-transform:uppercase;letter-spacing:.04em}.legend-grid{display:flex;flex-wrap:wrap;gap:6px}.legend-item{display:flex;align-items:center;gap:5px;background:var(--secondary);border:1px solid var(--border);border-radius:6px;padding:4px 9px;cursor:pointer;font-size:.78rem;font-weight:600;transition:border-color .15s}.legend-item.highlighted{border-color:var(--primary);background:#e8f5e9}.legend-swatch{width:16px;height:16px;border-radius:3px;border:1px solid rgba(0,0,0,.12);flex-shrink:0}.thread-card{background:#fff;border:1px solid var(--border);border-radius:var(--r-md);padding:12px;display:flex;align-items:center;gap:12px;box-shadow:var(--shadow);transition:opacity .2s;margin-bottom:10px}.thread-card.done{opacity:.4}.thread-swatch{width:46px;height:46px;border-radius:var(--r-sm);border:1px solid var(--border);flex-shrink:0}.thread-dmc-code{font-size:.9rem;font-weight:700;display:flex;align-items:center;gap:6px}.thread-dmc-name{font-size:.75rem;color:var(--muted);margin-top:2px}.thread-count-wrap{text-align:right;flex-shrink:0}.thread-stitch-count{font-size:.9rem;font-weight:700;color:var(--primary)}.thread-skein-count{font-size:.72rem;color:var(--muted);margin-top:2px}.check-btn{width:36px;height:36px;border-radius:var(--r-sm);background:var(--secondary);border:1px solid var(--border);font-size:1rem;display:flex;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0;transition:background .15s}.check-btn.checked{background:var(--primary);border-color:var(--primary);color:#fff}.auth-page{min-height:100dvh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;background:linear-gradient(135deg,#0a3c32,#1a6b56)}.auth-logo{font-size:3.5rem;margin-bottom:8px}.auth-brand{font-family:var(--font-display);font-size:2.2rem;color:#fff;margin-bottom:4px}.auth-tagline{font-size:.9rem;color:#ffffffb3;margin-bottom:32px}.auth-card{background:#fff;border-radius:var(--r-xl);padding:28px 24px;width:100%;max-width:420px;box-shadow:0 20px 60px #0000004d}.auth-tabs{display:flex;border-bottom:2px solid var(--border);margin-bottom:24px}.auth-tab{flex:1;padding:10px;background:none;border:none;font-family:var(--font);font-size:.95rem;font-weight:600;color:var(--muted);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-2px;transition:color .15s,border-color .15s}.auth-tab.active{color:var(--primary);border-bottom-color:var(--primary)}.auth-error{background:#fdecea;color:#c62828;border-radius:var(--r-sm);padding:10px 14px;font-size:.85rem;margin-bottom:16px}.hero{text-align:center;padding:10px 0 20px}.hero h2{font-size:1.3rem;font-weight:700;margin-bottom:6px}.hero p{font-size:.9rem;color:var(--muted)}.progress-wrap{text-align:right}.progress-track{height:6px;background:var(--accent);border-radius:3px;overflow:hidden;width:110px}.progress-fill{height:100%;background:var(--primary);border-radius:3px;transition:width .35s}.progress-label{font-size:.72rem;color:var(--muted);margin-top:3px;font-weight:600}.stats-bar{background:#fff;border-bottom:1px solid var(--border);padding:12px 16px;display:flex;align-items:center;justify-content:space-between;flex-shrink:0}.stat-label{font-size:.8rem;color:var(--muted)}.stat-val{font-size:.9rem;font-weight:700;margin-top:2px}.section-title{font-size:1rem;font-weight:700;margin-bottom:10px}.crop-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000e6;z-index:60;display:flex;flex-direction:column}.crop-top{padding:12px 16px;background:#fff;display:flex;justify-content:space-between;align-items:center;flex-shrink:0}.crop-title{font-size:1rem;font-weight:700}.crop-actions{display:flex;gap:8px}.crop-frame{flex:1;position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden;touch-action:none;-webkit-user-select:none;user-select:none}.crop-frame img{max-width:100%;max-height:100%;width:auto;height:auto;display:block;pointer-events:none;opacity:.75}#crop-box{position:absolute;border:2px solid #fff;box-shadow:0 0 0 9999px #00000080;cursor:move;touch-action:none}.crop-handle{width:20px;height:20px;background:#ff007f;border:2px solid #fff;border-radius:50%;position:absolute;touch-action:none}.crop-handle.tl{top:-10px;left:-10px}.crop-handle.tr{top:-10px;right:-10px}.crop-handle.bl{bottom:-10px;left:-10px}.crop-handle.br{bottom:-10px;right:-10px}.user-badge{display:flex;align-items:center;gap:8px;padding:8px 16px;background:var(--secondary);border-bottom:1px solid var(--border);font-size:.85rem}.user-name{font-weight:600;flex:1}.logout-btn{background:none;border:none;color:var(--muted);font-size:.8rem;cursor:pointer;font-family:var(--font)}