:root{--primary-color: #6366f1;--secondary-color: #a855f7;--bg-gradient: linear-gradient(135deg, #0f172a 0%, #1e1b4b 50%, #312e81 100%);--glass-bg: rgba(255, 255, 255, .05);--glass-border: rgba(255, 255, 255, .1);--text-main: #f8fafc;--text-muted: #94a3b8;--card-shadow: 0 8px 32px 0 rgba(0, 0, 0, .37)}*{box-sizing:border-box;margin:0;padding:0}.hidden{display:none!important}html{background:#0f172a;background:var(--bg-gradient);min-height:100vh;min-height:100dvh;overscroll-behavior-y:none}body{font-family:Outfit,system-ui,-apple-system,sans-serif;color:var(--text-main);min-height:100vh;min-height:100dvh;display:flex;justify-content:center;align-items:center;padding-top:max(clamp(1rem,5vw,2rem),env(safe-area-inset-top));padding-bottom:max(clamp(1rem,5vw,2rem),env(safe-area-inset-bottom));padding-left:max(clamp(1rem,5vw,2rem),env(safe-area-inset-left));padding-right:max(clamp(1rem,5vw,2rem),env(safe-area-inset-right));overflow-x:hidden}#app{width:100%;max-width:480px;perspective:1000px}.glass-container{background:var(--glass-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);border-radius:clamp(16px,5vw,24px);padding:clamp(1.5rem,5vw,2.5rem);box-shadow:var(--card-shadow);animation:floatIn .8s cubic-bezier(.2,.8,.2,1) forwards;opacity:0;transform:translateY(20px)}.prompt-modal.modal-content{max-width:400px}.prompt-title{color:#fff;margin-bottom:1.5rem;font-size:1.2rem;text-align:center}.prompt-input{width:100%;padding:.8rem 1rem;background:#0f172a99;border:1px solid var(--glass-border);border-radius:8px;color:#fff;font-size:1rem;margin-bottom:1.5rem;outline:none;transition:all .3s}.prompt-input:focus{border-color:var(--primary-color);box-shadow:0 0 0 2px #6366f133}.prompt-actions{display:flex;gap:1rem;justify-content:flex-end}.prompt-btn{padding:.85rem 1.5rem;border-radius:12px;border:none;font-size:1rem;cursor:pointer;transition:all .2s;font-weight:600;display:flex;justify-content:center;align-items:center}.prompt-btn.cancel{background:transparent;color:var(--text-muted);border:1px solid var(--glass-border)}.prompt-btn.cancel:hover{background:#ffffff0d;color:#fff}.prompt-btn.confirm{background:var(--primary-color);color:#fff}.prompt-btn.confirm:hover{opacity:.9;transform:translateY(-1px)}.delete-confirm{background:#ef4444!important}.icon-btn{background:transparent;border:1px solid var(--glass-border);border-radius:50%;width:44px;height:44px;display:flex;align-items:center;justify-content:center;color:var(--text-muted);cursor:pointer;transition:all .2s;position:relative;flex-shrink:0;margin-left:auto}.icon-btn:hover{background:#ffffff1a;color:#fff}.status-dot{position:absolute;top:0;right:0;width:10px;height:10px;background:#22c55e;border-radius:50%;border:2px solid #0f172a}.status-dot.hidden{display:none}.modal-desc{color:var(--text-muted);font-size:.9rem;margin-bottom:1rem;line-height:1.5}.user-info-card{display:flex;align-items:center;gap:1rem;background:#ffffff0d;padding:1rem;border-radius:12px;margin-bottom:1.5rem}.avatar-placeholder{width:48px;height:48px;background:#6366f133;border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--primary-color)}.user-details{display:flex;flex-direction:column}.user-email{color:#fff;font-weight:500;font-size:1rem}.connection-status{color:#22c55e;font-size:.8rem;margin-top:2px}.auth-switch{margin-top:1rem;text-align:center;font-size:.9rem}.auth-switch span{color:var(--text-muted)}.danger-text{color:#ef4444!important;font-size:.85rem}.danger-text:hover{text-decoration:underline}header{margin-bottom:clamp(1.5rem,5vw,2.5rem)}.header-content{display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem;gap:1rem}.title-group{text-align:left}h1{font-size:clamp(1.75rem,5vw,2.25rem);font-weight:700;background:linear-gradient(to right,#818cf8,#c084fc);-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:.5rem;letter-spacing:-.02em}.subtitle{color:var(--text-muted);font-size:clamp(.85rem,3vw,.95rem);font-weight:300}.mode-toggle-wrapper{display:flex;justify-content:center;margin-bottom:2rem}.mode-toggle{background:#ffffff1a;border:1px solid var(--glass-border);border-radius:999px;padding:.5rem 1.25rem;color:var(--text-main);font-family:inherit;font-size:.9rem;font-weight:500;cursor:pointer;display:flex;align-items:center;gap:.5rem;transition:all .3s cubic-bezier(.4,0,.2,1)}.mode-toggle:hover{background:#fff3;transform:translateY(-1px)}.mode-toggle:active{transform:translateY(1px)}.toggle-icon{width:1.2em;height:1.2em;opacity:.8}.input-group{margin-bottom:clamp(1rem,4vw,1.5rem)}label{display:block;margin-bottom:.5rem;color:var(--text-muted);font-size:.85rem;font-weight:500;letter-spacing:.05em}.input-wrapper{position:relative;transition:transform .2s ease}.input-wrapper:focus-within{transform:scale(1.02)}input{width:100%;padding:1rem 3.5rem 1rem 1rem;background:#0f172a99;border:1px solid var(--glass-border);border-radius:12px;color:#fff;font-size:1.1rem;font-family:inherit;transition:all .3s ease;outline:none}.save-btn{position:absolute;right:2.8rem;top:50%;transform:translateY(-50%);background:transparent;border:none;color:var(--text-muted);cursor:pointer;padding:.25rem;border-radius:6px;transition:all .2s;display:flex;align-items:center;justify-content:center}.save-btn:hover{color:var(--primary-color);background:#6366f11a}.drawer-trigger{width:100%;margin-top:.75rem;background:#ffffff0d;border:1px solid var(--glass-border);color:var(--text-muted);padding:.6rem;border-radius:12px;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:.5rem;font-size:.9rem;transition:all .2s}.drawer-trigger:hover{background:#ffffff1a;color:#fff}.drawer-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#0009;z-index:2000;opacity:0;pointer-events:none;transition:opacity .3s ease;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.drawer-overlay.active{opacity:1;pointer-events:auto}.drawer-content{position:absolute;bottom:0;left:50%;width:100%;max-width:480px;max-height:80vh;border-bottom-left-radius:0;border-bottom-right-radius:0;padding:1.5rem;transform:translate(-50%) translateY(100%);transition:transform .3s cubic-bezier(.16,1,.3,1);display:flex;flex-direction:column;animation:none;opacity:1}.drawer-overlay.active .drawer-content{transform:translate(-50%) translateY(0)}.drawer-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem;padding-bottom:.5rem;border-bottom:1px solid var(--glass-border)}.drawer-header h3{font-size:1.2rem;color:#fff}.drawer-body{overflow-y:auto;padding-bottom:2rem;display:flex;flex-wrap:wrap;align-content:flex-start;gap:.75rem;max-height:60vh}.empty-state{width:100%;text-align:center;color:var(--text-muted);padding:2rem 0;font-size:.9rem}.food-chip{flex:0 0 auto;background:#ffffff0d;border:1px solid var(--glass-border);border-radius:12px;padding:.5rem .85rem;color:var(--text-muted);font-size:.9rem;cursor:pointer;transition:all .2s;display:flex;align-items:center;gap:.5rem;-webkit-user-select:none;user-select:none}.food-chip:hover{background:#ffffff1a;color:#fff;border-color:#fff3}.food-chip:active{transform:scale(.95)}.chip-energy{font-weight:600;color:var(--secondary-color);display:flex;align-items:baseline;gap:2px}.chip-energy small{font-size:.75em;font-weight:400;color:var(--text-muted)}.delete-chip-btn{background:none;border:none;color:var(--text-muted);opacity:.5;cursor:pointer;padding:0;margin-left:.2rem;font-size:1rem;line-height:1;display:flex;align-items:center}.edit-chip-btn{background:none;border:none;color:var(--text-muted);opacity:.5;cursor:pointer;padding:0;margin-right:.2rem;font-size:.9rem;line-height:1;display:flex;align-items:center}.edit-chip-btn:hover{opacity:1;color:var(--primary-color)}.delete-chip-btn:hover{opacity:1;color:#ef4444}input:focus{border-color:var(--primary-color);box-shadow:0 0 0 4px #6366f126;background:#0f172acc}input::placeholder{color:#94a3b880}.unit{position:absolute;right:1rem;top:50%;transform:translateY(-50%);color:var(--text-muted);font-weight:600;pointer-events:none}.result-card{margin-top:clamp(1.5rem,5vw,2.5rem);background:linear-gradient(145deg,#6366f11a,#a855f71a);border-radius:16px;padding:clamp(1rem,4vw,1.5rem);text-align:center;border:1px solid rgba(139,92,246,.2);position:relative;overflow:hidden}.result-card:before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--primary-color),transparent);opacity:.5}.result-label{display:block;color:var(--text-muted);font-size:.85rem;margin-bottom:.25rem}.result-value-wrapper{display:flex;align-items:baseline;justify-content:center;gap:.5rem;flex-wrap:wrap}#result-value{font-size:clamp(2.5rem,10vw,3.5rem);font-weight:700;color:#fff;text-shadow:0 2px 10px rgba(139,92,246,.3);line-height:1.2}.result-unit{font-size:clamp(1rem,3vw,1.25rem);color:var(--secondary-color);font-weight:600}.formula-container{margin-top:1rem;display:flex;flex-direction:column;gap:.25rem}.formula-hint{font-size:clamp(.65rem,2.5vw,.75rem);color:#94a3b899;font-family:monospace;margin:0;word-break:break-all}.action-buttons{margin-top:1.5rem;display:flex;justify-content:center}.action-btn{background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));border:none;color:#fff;padding:.85rem 1.5rem;border-radius:12px;cursor:pointer;font-family:inherit;font-weight:600;font-size:1rem;display:flex;align-items:center;gap:.5rem;transition:all .2s ease;box-shadow:0 4px 12px #6366f14d}.action-btn:hover{transform:translateY(-2px);box-shadow:0 6px 16px #6366f166;filter:brightness(1.1)}.add-btn{background:#6366f133;border:1px solid rgba(99,102,241,.4);box-shadow:none}.add-btn:hover{background:#6366f166;transform:translateY(-2px)}.add-btn:active{transform:scale(.95)}.history-section{margin-top:2rem;border-top:1px solid var(--glass-border);padding-top:1.5rem;animation:floatIn .3s ease-out}.history-section.hidden{display:none}.history-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.history-header h3{font-size:1.1rem;font-weight:600;color:#fff}.clear-btn{background:transparent;border:none;color:var(--text-muted);font-size:.85rem;cursor:pointer;padding:.2rem .5rem;border-radius:4px;transition:all .2s}.clear-btn:hover{color:#ef4444;background:#ef44441a}.history-list{list-style:none;max-height:200px;overflow-y:auto;margin-bottom:1rem}.history-list::-webkit-scrollbar{width:4px}.history-list::-webkit-scrollbar-thumb{background:#fff3;border-radius:4px}.history-item{display:flex;justify-content:space-between;align-items:center;padding:.75rem;background:#0003;border-radius:8px;margin-bottom:.5rem;animation:floatIn .3s ease-out backwards}.item-info{display:flex;flex-direction:column;gap:.1rem;text-align:left}.item-weight{font-weight:600;color:#e2e8f0}.item-energy{font-size:.75rem;color:var(--text-muted)}.item-result{font-weight:700;color:var(--secondary-color);font-size:1.1rem;display:flex;align-items:center;gap:.5rem}.delete-item-btn{background:transparent;border:none;color:var(--text-muted);font-size:1.2rem;line-height:1;cursor:pointer;padding:0 .25rem;opacity:.5;transition:opacity .2s}.delete-item-btn:hover{opacity:1;color:#ef4444}.grand-total{background:#6366f126;border:1px solid rgba(99,102,241,.3);border-radius:12px;padding:1rem;display:flex;justify-content:center;align-items:baseline;gap:.5rem;color:#fff;font-weight:600;font-size:1.2rem}.grand-total span:nth-child(2){font-size:1.8rem;font-weight:800;color:var(--primary-color)}footer{margin-top:clamp(1.5rem,4vw,2rem);border-top:1px solid var(--glass-border);padding-top:clamp(1rem,3vw,1.5rem)}.footer-links{display:flex;justify-content:center;align-items:center;gap:.5rem;flex-wrap:wrap;font-size:.8rem;color:var(--text-muted)}.app-version{color:var(--text-muted);font-size:.75rem;opacity:.7;font-weight:500}.text-btn{background:none;border:none;color:var(--text-muted);cursor:pointer;font-size:inherit;padding:0;text-decoration:underline;text-underline-offset:2px;transition:color .2s}.text-btn:hover{color:var(--primary-color)}.divider{opacity:.3}.author-name{background:linear-gradient(to right,#818cf8,#c084fc);-webkit-background-clip:text;background-clip:text;color:transparent;font-weight:600;text-decoration:none;transition:opacity .3s ease;display:inline-block}.author-name:hover{opacity:.8}.modal{position:fixed;top:0;left:0;width:100%;height:100%;background:#0009;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);z-index:3000;display:flex!important;justify-content:center;align-items:center;padding:1rem;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .3s ease,visibility 0s linear .3s}.modal.active{opacity:1;visibility:visible;pointer-events:auto;transition:opacity .3s ease,visibility 0s linear 0s}.modal-content{width:100%;max-width:500px;max-height:80vh;display:flex;flex-direction:column;background:var(--glass-bg);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border);box-shadow:var(--card-shadow);transform:scale(.95);transition:transform .3s cubic-bezier(.34,1.56,.64,1);position:relative;border-radius:24px}.modal.active .modal-content{transform:scale(1)}.modal-header{display:flex;justify-content:center;align-items:center;margin-bottom:1rem;padding-bottom:.5rem;border-bottom:1px solid var(--glass-border)}.modal-header h2,.modal-header h3{font-size:1.25rem;margin:0;color:#fff}.close-btn{position:absolute;top:1rem;right:1rem;background:none;border:none;color:var(--text-muted);font-size:2rem;line-height:1;cursor:pointer;padding:0;transition:color .2s;z-index:10}.close-btn:hover{color:#ef4444}#changelog-content{overflow-y:auto;padding-right:.5rem;text-align:left}#changelog-content::-webkit-scrollbar{width:4px}#changelog-content::-webkit-scrollbar-thumb{background:#fff3;border-radius:4px}.markdown-body h2{font-size:1.1rem;color:var(--primary-color);margin-top:1.5rem;margin-bottom:.5rem;border-bottom:1px solid rgba(255,255,255,.1);padding-bottom:.25rem}.markdown-body h2:first-child{margin-top:0}.markdown-body h3{font-size:1rem;color:#e2e8f0;margin-top:1rem;margin-bottom:.5rem}.markdown-body ul{padding-left:1.2rem;margin-bottom:.5rem}.markdown-body li{font-size:.9rem;color:var(--text-muted);margin-bottom:.25rem;line-height:1.5}.markdown-body strong{color:#cbd5e1;font-weight:600}.shake{animation:shake .4s cubic-bezier(.36,.07,.19,.97) both}@keyframes shake{10%,90%{transform:translate3d(-1px,0,0)}20%,80%{transform:translate3d(2px,0,0)}30%,50%,70%{transform:translate3d(-4px,0,0)}40%,60%{transform:translate3d(4px,0,0)}}.prompt-modal{max-width:350px;padding:1.5rem;align-items:center;text-align:center}.prompt-title{margin:0 0 1.5rem;color:#fff;font-size:1.2rem}.prompt-btn.delete-confirm:hover{background:#ef444433;border-color:#ef444466;color:#ef4444}.prompt-input{width:100%;margin-bottom:1.5rem;text-align:center;font-size:1.1rem;padding:1rem;background:#ffffff0d;border:1px solid var(--glass-border);border-radius:12px;color:#fff;transition:all .3s}.prompt-input:focus{border-color:var(--primary-color);box-shadow:0 0 0 4px #6366f126;background:#0f172a99;outline:none}.prompt-actions{display:flex;gap:1rem;width:100%}.prompt-btn{flex:1;padding:.8rem;border-radius:12px;border:none;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s}.prompt-btn.cancel{background:#ffffff1a;color:var(--text-muted)}.prompt-btn.cancel:hover{background:#fff3;color:#fff}.prompt-btn.confirm{background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));color:#fff;box-shadow:0 4px 12px #6366f166}.prompt-btn.confirm:hover{transform:translateY(-2px);box-shadow:0 6px 16px #6366f180}.prompt-btn:active{transform:scale(.95)}@keyframes floatIn{to{opacity:1;transform:translateY(0)}}input::-webkit-outer-spin-button,input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}input[type=number]{-moz-appearance:textfield;-webkit-appearance:textfield;appearance:textfield}@media (max-width: 350px){body{padding:10px}.glass-container{padding:1rem}input{padding:.75rem 2.5rem .75rem .75rem;font-size:1rem}}@media all and (display-mode: standalone){body{overflow-y:auto;overscroll-behavior-y:none;position:relative;width:100%;height:auto;min-height:100dvh}}#changelog-content a{color:var(--primary-color);text-decoration:none;border-bottom:1px dotted var(--primary-color);transition:all .2s}#changelog-content a:hover{filter:brightness(1.2);border-bottom-style:solid}