@import "https://fonts.googleapis.com/css2?family=Syne:wght@400;500;700&family=DM+Sans:wght@300;400;500&display=swap";*,:before,:after{box-sizing:border-box}body{background:#f9f8f5;margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}#root{width:100%}*{box-sizing:border-box;margin:0;padding:0}body{color:#1a1a1a;background:#f9f8f5;min-height:100vh;font-family:DM Sans,sans-serif}.app{max-width:900px;margin:0 auto;padding:0 1.5rem 4rem}.navbar{z-index:100;background:#f9f8f5;border-bottom:1px solid #e8e5de;justify-content:space-between;align-items:center;gap:12px;margin-bottom:0;padding:1rem 0;display:flex;position:sticky;top:0}.nav-logo{flex-shrink:0;align-items:center;gap:8px;display:flex}.nav-logo-icon{color:#fff;background:#1a1a1a;border-radius:8px;justify-content:center;align-items:center;width:32px;height:32px;font-size:16px;display:flex}.nav-logo-text{color:#1a1a1a;font-size:17px;font-weight:600}.nav-links{flex-wrap:wrap;gap:2px;display:flex}.nav-btn{color:#6b6b6b;cursor:pointer;white-space:nowrap;background:0 0;border:none;border-radius:8px;padding:6px 10px;font-family:inherit;font-size:12px;transition:all .15s}.nav-btn:hover{color:#1a1a1a;background:#f0ede6}.nav-btn.active{color:#fff;background:#1a1a1a}.nav-right{flex-shrink:0;align-items:center;gap:8px;display:flex}.nav-points{background:#fff;border:1px solid #e8e5de;border-radius:100px;align-items:center;gap:6px;padding:5px 12px;font-size:13px;font-weight:500;display:flex}.hamburger{cursor:pointer;color:#1a1a1a;background:0 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#e8e5de;border-radius:12px;align-items:center;gap:1.5rem;width:fit-content;padding:1rem 1.5rem;display:flex}.hero-stat{text-align:center}.hero-stat-num{color:#1a1a1a;font-size:22px;font-weight:600;display:block}.hero-stat-label{color:#9a9a9a;text-transform:uppercase;letter-spacing:.5px;font-size:11px}.hero-stat-divider{background:#e8e5de;width:1px;height:36px}.upload-zone{text-align:center;cursor:pointer;background:#fff;border:1.5px dashed #e0ddd6;border-radius:16px;margin-bottom:1.5rem;padding:3rem 2rem;transition:all .2s;position:relative;box-shadow:0 1px 4px #0000000a}.upload-zone:hover{border-color:#2d6a4f}.upload-zone.drag-over{background:#f9fdfb;border-color:#2d6a4f;transform:scale(1.01)}.upload-icon{background:#f5f4f0;border-radius:50%;justify-content:center;align-items:center;width:60px;height:60px;margin:0 auto 1rem;font-size:26px;display:flex}.upload-title{color:#1a1a1a;margin-bottom:.35rem;font-size:17px;font-weight:500}.upload-hint{color:#9a9a9a;margin-bottom:1.5rem;font-size:13px}.btn-primary{color:#fff;cursor:pointer;background:#1a1a1a;border:none;border-radius:8px;padding:.65rem 1.4rem;font-family:inherit;font-size:14px;font-weight:500;transition:all .15s;display:inline-block}.btn-primary:hover{background:#333;transform:translateY(-1px)}.btn-primary:active{transform:scale(.98)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{color:#1a1a1a;cursor:pointer;background:#fff;border:1px solid #e0ddd6;border-radius:8px;padding:.65rem 1.4rem;font-family:inherit;font-size:14px;font-weight:500;transition:all .15s;display:inline-block}.btn-secondary:hover{border-color:#1a1a1a}.btn-danger{color:#b91c1c;cursor:pointer;background:#fff5f5;border:1px solid #fecaca;border-radius:8px;margin-top:1rem;padding:.6rem 1.4rem;font-family:inherit;font-size:13px;transition:background .15s}.btn-danger:hover{background:#fee2e2}.preview-img{object-fit:cover;border-radius:10px;width:100%;max-height:260px;margin-bottom:1rem}.scanning-overlay{z-index:2;background:#f9f8f5ed;border-radius:16px;flex-direction:column;justify-content:center;align-items:center;gap:12px;display:flex;position:absolute;inset:0}.scan-ring{border:3px solid #e0ddd6;border-top-color:#1a1a1a;border-radius:50%;width:52px;height:52px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.scan-text{color:#6b6b6b;font-size:14px;font-weight:500}.points-popup{color:#fff;z-index:10;background:#1a1a1a;border-radius:100px;padding:5px 14px;font-size:13px;font-weight:500;animation:2s forwards popUp;position:absolute;top:12px;right:12px}@keyframes popUp{0%{opacity:0;transform:translateY(8px)}20%{opacity:1;transform:translateY(0)}80%{opacity:1}to{opacity:0;transform:translateY(-10px)}}.error-box{color:#b91c1c;background:#fff8f8;border:1px solid #fecaca;border-radius:10px;margin-bottom:1.5rem;padding:.9rem 1rem;font-size:14px}.result-card{background:#fff;border:1px solid #e8e5de;border-radius:16px;margin-bottom:1.5rem;padding:1.5rem;box-shadow:0 2px 8px #0000000f}.result-top{justify-content:space-between;align-items:flex-start;gap:1rem;margin-bottom:1.25rem;display:flex}.result-left{flex:1}.result-badge{color:#16a34a;background:#f0fdf4;border:1px solid #bbf7d0;border-radius:100px;align-items:center;gap:5px;margin-bottom:.5rem;padding:3px 10px;font-size:11px;font-weight:500;display:inline-flex}.result-name{color:#1a1a1a;letter-spacing:-.3px;margin-bottom:.3rem;font-family:Syne,sans-serif;font-size:22px;font-weight:700}.result-desc{color:#6b6b6b;margin-bottom:.5rem;font-size:14px;line-height:1.6}.result-category-tag{color:#4b4b4b;background:#f5f4f0;border-radius:100px;padding:3px 10px;font-size:11px;font-weight:500;display:inline-block}.waste-score-wrap{text-align:center;flex-shrink:0}.waste-score{border:2px solid;border-radius:50%;flex-direction:column;justify-content:center;align-items:center;width:60px;height:60px;margin-bottom:4px;font-size:16px;font-weight:700;display:flex}.waste-score-label{color:#9a9a9a;white-space:nowrap;font-size:10px}.confidence-label{color:#9a9a9a;justify-content:space-between;margin-bottom:6px;font-size:12px;display:flex}.confidence-bar{background:#f0ede6;border-radius:100px;height:5px;overflow:hidden}.confidence-fill{background:linear-gradient(90deg,#2d6a4f,#52b788);border-radius:100px;height:100%;transition:width 1s}.chemistry-note{color:#4b4b4b;background:#f8f7f4;border-left:3px solid #2d6a4f;border-radius:10px;margin-top:1rem;padding:.85rem;font-size:13px;line-height:1.6}.section-title{color:#9a9a9a;text-transform:uppercase;letter-spacing:1.2px;margin-top:2rem;margin-bottom:1rem;font-size:12px;font-weight:600}.tutorial-cards{grid-template-columns:repeat(auto-fit,minmax(175px,1fr));gap:10px;margin-bottom:1.5rem;display:grid}.tutorial-card{cursor:pointer;background:#fff;border:1px solid #e8e5de;border-radius:12px;padding:1.1rem;transition:all .15s}.tutorial-card:hover{border-color:#2d6a4f;transform:translateY(-2px);box-shadow:0 4px 12px #00000014}.tutorial-icon{margin-bottom:.65rem;font-size:22px}.tutorial-label{letter-spacing:1px;color:#9a9a9a;text-transform:uppercase;margin-bottom:.25rem;font-size:10px;font-weight:600}.tutorial-title{color:#1a1a1a;margin-bottom:.35rem;font-size:13px;font-weight:600}.tutorial-desc{color:#6b6b6b;font-size:12px;line-height:1.55}.categories{flex-wrap:wrap;gap:6px;margin-bottom:2rem;display:flex}.cat-chip{color:#6b6b6b;cursor:pointer;background:#fff;border:1px solid #e0ddd6;border-radius:100px;padding:5px 12px;font-family:inherit;font-size:12px;transition:all .12s}.cat-chip:hover{color:#1a1a1a;border-color:#1a1a1a}.cat-chip.active{color:#fff;background:#1a1a1a;border-color:#1a1a1a}.points-card{background:#fff;border:1px solid #e8e5de;border-radius:14px;justify-content:space-between;align-items:center;margin-bottom:.75rem;padding:1.25rem;display:flex;box-shadow:0 1px 4px #0000000a}.points-left{align-items:center;gap:12px;display:flex}.level-emoji{font-size:36px}.level-name{color:#1a1a1a;font-size:16px;font-weight:600}.level-sub{color:#9a9a9a;margin-top:2px;font-size:12px}.points-right{text-align:right}.points-number{color:#1a1a1a;letter-spacing:-1px;font-size:32px;font-weight:700}.points-label{color:#9a9a9a;text-transform:uppercase;letter-spacing:.5px;font-size:11px}.level-progress-wrap{margin-bottom:2rem}.level-progress-bar{background:#f0ede6;border-radius:100px;height:6px;margin-bottom:6px;overflow:hidden}.level-progress-fill{background:linear-gradient(90deg,#1a1a1a,#2d6a4f);border-radius:100px;height:100%;transition:width .8s}.level-progress-label{color:#9a9a9a;justify-content:space-between;font-size:11px;display:flex}.stats-grid{grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:10px;margin-bottom:2rem;display:grid}.stat-card{text-align:center;background:#fff;border:1px solid #e8e5de;border-radius:12px;padding:1.1rem;box-shadow:0 1px 3px #00000008}.stat-icon{margin-bottom:.4rem;font-size:22px}.stat-number{color:#1a1a1a;letter-spacing:-1px;font-size:28px;font-weight:700}.stat-label{color:#9a9a9a;margin-top:4px;font-size:12px}.chart-wrap{background:#fff;border:1px solid #e8e5de;border-radius:12px;flex-direction:column;gap:12px;margin-bottom:1rem;padding:1.25rem;display:flex}.chart-row{align-items:center;gap:12px;display:flex}.chart-label{color:#6b6b6b;flex-shrink:0;width:70px;font-size:12px}.chart-bar-wrap{background:#f0ede6;border-radius:100px;flex:1;height:8px;overflow:hidden}.chart-bar{background:linear-gradient(90deg,#2d6a4f,#52b788);border-radius:100px;min-width:4px;height:100%;transition:width .8s}.chart-count{color:#1a1a1a;text-align:right;width:20px;font-size:12px;font-weight:600}.levels-grid{grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:8px;margin-bottom:2rem;display:grid}.level-card{text-align:center;background:#fff;border:1px solid #e8e5de;border-radius:12px;padding:1rem .75rem;transition:all .15s}.level-card.active{background:#1a1a1a;border-color:#1a1a1a}.level-card-emoji{margin-bottom:.4rem;font-size:24px}.level-card-name{color:#1a1a1a;margin-bottom:2px;font-size:12px;font-weight:500}.level-card.active .level-card-name{color:#fff}.level-card-pts{color:#9a9a9a;font-size:11px}.level-card.active .level-card-pts{color:#888}.history-list{flex-direction:column;gap:8px;margin-bottom:1rem;display:flex}.history-item{background:#fff;border:1px solid #e8e5de;border-radius:12px;align-items:center;gap:12px;padding:1rem;transition:box-shadow .15s;display:flex}.history-item:hover{box-shadow:0 2px 8px #00000012}.history-icon{flex-shrink:0;font-size:24px}.history-info{flex:1}.history-name{color:#1a1a1a;font-size:14px;font-weight:500}.history-meta{color:#9a9a9a;margin-top:2px;font-size:12px}.history-confidence{color:#16a34a;background:#f0fdf4;border:1px solid #bbf7d0;border-radius:100px;flex-shrink:0;padding:3px 10px;font-size:13px;font-weight:500}.empty-state{text-align:center;color:#9a9a9a;padding:3rem 0;font-size:15px}.chat-box{background:#fff;border:1px solid #e8e5de;border-radius:14px;flex-direction:column;gap:14px;height:420px;margin-bottom:1rem;padding:1.25rem;display:flex;overflow-y:auto}.chat-msg{align-items:flex-end;gap:8px;display:flex}.chat-msg.user{flex-direction:row-reverse}.chat-avatar{background:#f0fdf4;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;font-size:16px;display:flex}.chat-bubble{color:#1a1a1a;background:#f5f4f0;border-radius:14px;max-width:75%;padding:.7rem 1rem;font-size:14px;line-height:1.5}.chat-msg.user .chat-bubble{color:#fff;background:#1a1a1a;border-radius:14px 14px 2px}.chat-msg.assistant .chat-bubble{border-radius:2px 14px 14px}.chat-typing{align-items:center;gap:4px;padding:.8rem 1rem;display:flex}.chat-typing span{background:#9a9a9a;border-radius:50%;width:6px;height:6px;animation:1.2s infinite bounce}.chat-typing span:nth-child(2){animation-delay:.2s}.chat-typing span:nth-child(3){animation-delay:.4s}@keyframes bounce{0%,80%,to{transform:translateY(0)}40%{transform:translateY(-6px)}}.chat-input-row{gap:8px;display:flex}.chat-input{color:#1a1a1a;background:#fff;border:1px solid #e0ddd6;border-radius:8px;outline:none;flex:1;padding:.7rem 1rem;font-family:inherit;font-size:14px}.chat-input:focus{border-color:#1a1a1a}.leaderboard-list{flex-direction:column;gap:8px;display:flex}.leaderboard-item{background:#fff;border:1px solid #e8e5de;border-radius:12px;align-items:center;gap:12px;padding:1rem 1.25rem;transition:all .15s;display:flex}.leaderboard-item.you{background:#f9fdfb;border-color:#2d6a4f}.lb-rank{text-align:center;flex-shrink:0;width:36px;font-size:18px}.lb-emoji{flex-shrink:0;font-size:28px}.lb-info{flex:1}.lb-name{color:#1a1a1a;align-items:center;gap:6px;font-size:14px;font-weight:600;display:flex}.lb-badge{color:#9a9a9a;margin-top:2px;font-size:12px}.you-tag{color:#fff;background:#2d6a4f;border-radius:100px;padding:2px 7px;font-size:10px;font-weight:500}.lb-points{color:#1a1a1a;flex-shrink:0;font-size:15px;font-weight:700}.map-embed{border-radius:14px;margin-bottom:1.5rem;overflow:hidden;box-shadow:0 2px 8px #00000014}.centers-list{flex-direction:column;gap:8px;display:flex}.center-item{background:#fff;border:1px solid #e8e5de;border-radius:12px;align-items:center;gap:12px;padding:1rem;display:flex}.center-icon{flex-shrink:0;font-size:24px}.center-info{flex:1}.center-name{color:#1a1a1a;font-size:14px;font-weight:500}.center-type{color:#9a9a9a;margin-top:2px;font-size:12px}.center-distance{color:#2d6a4f;background:#f0fdf4;border:1px solid #bbf7d0;border-radius:100px;flex-shrink:0;padding:3px 10px;font-size:13px;font-weight:500}.footer-note{text-align:center;color:#c0bdb6;border-top:1px solid #e8e5de;margin-top:2rem;padding-top:2.5rem;font-size:12px}@media (width<=680px){.nav-links{z-index:99;background:#f9f8f5;border-bottom:1px solid #e8e5de;flex-direction:column;padding:.5rem 1rem;display:none;position:absolute;top:60px;left:0;right:0}.nav-links.open{display:flex}.hamburger{display:block}.hero-title{font-size:28px}.hero-stats{flex-wrap:wrap;gap:1rem}.stats-grid,.tutorial-cards{grid-template-columns:repeat(2,1fr)}.levels-grid{grid-template-columns:repeat(3,1fr)}.result-top{flex-direction:column}.waste-score-wrap{align-self:flex-start}}