:root{color-scheme:dark;--bg: #101316;--bg-elev: #161a1e;--surface: #1c2024;--surface-2: #24292e;--surface-3: #2e3439;--surface-4: #383f45;--border: #3a4147;--text: #e2e8ea;--text-dim: #cdd5d9;--muted: #9aa6ad;--accent: #6ee7b7;--accent-strong: #34d399;--on-accent: #00382a;--accent-ink: #00382a;--accent-container: #00513e;--on-accent-container: #a7f3d0;--sky: #7dd3fc;--amber: #fbd38d;--danger: #fca5a5;--danger-strong: #ef4444;--on-danger: #690005;--danger-container: #93000a;--on-danger-container: #ffdad6;--chart-grid: #3a4147;--radius-sm: 12px;--radius: 16px;--radius-lg: 28px;--radius-full: 999px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .5), 0 1px 3px rgba(0, 0, 0, .35);--shadow: 0 1px 3px rgba(0, 0, 0, .5), 0 4px 12px rgba(0, 0, 0, .35);--shadow-lg: 0 4px 8px rgba(0, 0, 0, .4), 0 12px 32px rgba(0, 0, 0, .5);--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.5rem;--space-6: 2rem;--font: "Roboto", "Segoe UI", system-ui, -apple-system, sans-serif;--mono: ui-monospace, "SF Mono", "Cascadia Code", Consolas, monospace;--ease: cubic-bezier(.2, 0, 0, 1);--nav-h: 80px}*,*:before,*:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;font-family:var(--font);font-size:15px;line-height:1.5;color:var(--text);background:var(--bg);min-height:100dvh}h1,h2,h3{line-height:1.2;letter-spacing:0;font-weight:500}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:var(--radius-sm)}.btn.primary:focus-visible,.btn.secondary:focus-visible{outline:2px solid var(--sky);outline-offset:2px}::selection{background:#6ee7b74d}.topbar{display:flex;align-items:center;gap:var(--space-4);padding:.8rem clamp(.9rem,4vw,1.5rem);background:#111a2ed9;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:30}.brand{font-weight:500;font-size:1.25rem;letter-spacing:0;color:var(--text);display:inline-flex;align-items:center;gap:.5rem}.brand:before{content:"";width:.55rem;height:.55rem;border-radius:50%;background:var(--accent)}.brand:hover{text-decoration:none}.topnav{display:none;gap:var(--space-2);margin-left:var(--space-4)}.topnav a{color:var(--muted);font-weight:500;font-size:.9rem;padding:.5rem 1rem;border-radius:var(--radius-full);letter-spacing:.01em;transition:background .15s var(--ease),color .15s var(--ease)}.topnav a:hover{color:var(--text);background:var(--surface-2);text-decoration:none}.topnav a.active{color:var(--on-accent-container);background:var(--accent-container)}.user-menu{display:flex;align-items:center;gap:var(--space-3);margin-left:auto}.avatar{width:2.25rem;height:2.25rem;border-radius:50%;display:grid;place-items:center;font-weight:500;font-size:.85rem;color:var(--on-accent-container);background:var(--accent-container);text-transform:uppercase}.user-name{font-weight:500;font-size:.9rem}@media(max-width:560px){.user-name{display:none}}.container{max-width:920px;margin:0 auto;padding:clamp(1rem,4vw,1.75rem);padding-bottom:calc(var(--nav-h) + 1.5rem);animation:fade .3s var(--ease)}@keyframes fade{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}.page-head{margin-bottom:var(--space-5)}.page-head h1{margin:0;font-size:clamp(1.5rem,5vw,2rem);font-weight:400}.page-head p{margin:.25rem 0 0}.bottom-nav{position:fixed;left:0;right:0;bottom:0;z-index:40;display:grid;grid-auto-flow:column;grid-auto-columns:1fr;height:calc(var(--nav-h) + env(safe-area-inset-bottom,0px));padding-bottom:env(safe-area-inset-bottom,0px);background:var(--surface);border-top:1px solid var(--border)}.bottom-nav a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.25rem;color:var(--muted);font-size:.72rem;font-weight:500;padding-top:.5rem}.bottom-nav a:hover{text-decoration:none}.bottom-nav a.active{color:var(--on-accent-container)}.bottom-nav svg{width:24px;height:24px}.bottom-nav a.active svg{background:var(--accent-container);border-radius:var(--radius-full);padding:.25rem 1rem;box-sizing:content-box;transition:background .2s var(--ease)}@media(min-width:720px){.topnav{display:flex}.bottom-nav{display:none}.container{padding-bottom:2rem}}.card{background:var(--surface);border:1px solid transparent;border-radius:var(--radius);padding:var(--space-5);margin-bottom:var(--space-4);box-shadow:var(--shadow-sm)}.card h1{margin:0 0 var(--space-3);font-size:1.5rem;font-weight:400}.card h2{margin:0 0 var(--space-3);font-size:1rem;color:var(--text);font-weight:500}.card-head{display:flex;justify-content:space-between;align-items:flex-start;gap:var(--space-4)}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:var(--space-3);margin-bottom:var(--space-4)}.stat{display:flex;flex-direction:column;gap:.15rem;margin-bottom:0;position:relative;overflow:hidden;background:var(--surface-2);border:none;border-radius:var(--radius);padding:var(--space-4)}.stat-value{font-size:1.75rem;font-weight:500;letter-spacing:0;font-variant-numeric:tabular-nums}.stat-label{color:var(--muted);font-size:.8rem;font-weight:400}.grid-2{display:grid;grid-template-columns:1fr;gap:var(--space-4)}@media(min-width:700px){.grid-2{grid-template-columns:1fr 1fr}}.list{list-style:none;margin:0;padding:0}.list li{border-bottom:1px solid var(--border)}.list li:last-child{border-bottom:none}.list li a,.list li>span{display:flex;justify-content:space-between;align-items:center;gap:var(--space-3);padding:.7rem 0;color:var(--text)}.list li a:hover{color:var(--accent);text-decoration:none}.history-item{display:flex;align-items:center;gap:var(--space-3)}.history-item>a,.history-item>.row-main{flex:1;display:flex;flex-direction:column;gap:.1rem;padding:.7rem 0;color:var(--text)}.history-item>a:hover{text-decoration:none;color:var(--accent)}.muted{color:var(--muted);font-size:.85rem}.notes{color:var(--text-dim);white-space:pre-wrap}label{display:block;font-size:.8rem;font-weight:600;color:var(--muted);margin-bottom:.35rem}input[type=text],input[type=password],input[type=email],input[type=number],input[type=date],input[type=search],select,textarea{width:100%;padding:.7rem .9rem;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg-elev);color:var(--text);font-size:1rem;font-family:inherit;transition:border-color .15s var(--ease),box-shadow .15s var(--ease),background .15s var(--ease)}input::placeholder,textarea::placeholder{color:#7b868c}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 1px var(--accent)}.field-row{margin-bottom:var(--space-4)}.field-row.split{display:grid;grid-template-columns:1fr;gap:var(--space-4)}@media(min-width:640px){.field-row.split{grid-template-columns:170px 1fr auto}}.add-row{display:flex;gap:var(--space-2)}.add-row>input,.add-row>select{flex:1}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;border:1px solid transparent;border-radius:var(--radius-full);padding:.7rem 1.5rem;font-size:.9rem;font-weight:500;letter-spacing:.01em;font-family:inherit;cursor:pointer;transition:box-shadow .15s var(--ease),background .15s var(--ease),opacity .15s var(--ease)}.btn:disabled{opacity:.38;cursor:not-allowed}.btn.primary{background:var(--accent);color:var(--on-accent)}.btn.primary:hover:not(:disabled){box-shadow:var(--shadow-sm);background:var(--accent-strong)}.btn.secondary{background:var(--surface-2);color:var(--text)}.btn.secondary:hover:not(:disabled){background:var(--surface-3)}.btn.ghost{background:transparent;color:var(--accent)}.btn.ghost:hover:not(:disabled){background:#6ee7b714}.btn.block{width:100%}.link-btn{background:none;border:none;color:var(--accent);cursor:pointer;padding:0;font-size:.88rem;font-weight:500;font-family:inherit}.link-btn:hover{text-decoration:underline}.icon-btn{background:transparent;border:none;color:var(--muted);width:2.75rem;height:2.75rem;min-width:2.75rem;border-radius:50%;cursor:pointer;display:grid;place-items:center;font-size:.95rem;transition:background .15s var(--ease),color .15s var(--ease)}.icon-btn:hover{background:var(--surface-3);color:var(--text)}.icon-btn.danger{color:var(--danger)}.icon-btn.danger:hover{background:#fca5a51f;color:var(--danger)}.icon-btn svg{width:18px;height:18px}.exercise-block{border:none;border-radius:var(--radius);padding:var(--space-4);margin-bottom:var(--space-3);background:var(--surface-2)}.exercise-block h3{margin:0 0 var(--space-3);font-size:1rem;display:flex;justify-content:space-between;align-items:center;gap:var(--space-2)}.exercise-block h3 button{background:none;border:none;color:var(--muted);cursor:pointer;font-size:.85rem;font-weight:500}.exercise-block h3 button:hover{color:var(--danger)}.set-row{display:grid;grid-template-columns:1.4rem 1fr 1fr auto;align-items:center;gap:var(--space-2);margin-bottom:var(--space-2)}.set-index{color:var(--muted);font-size:.75rem;font-weight:500;text-align:center;font-variant-numeric:tabular-nums}.set-row input{padding:.55rem .6rem}.rest-timer{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-4);margin-bottom:var(--space-4);border:none;background:var(--surface-2);border-radius:var(--radius)}.rest-timer .time{font-family:var(--mono);font-size:1.3rem;font-weight:500;margin-left:auto;font-variant-numeric:tabular-nums}.rest-timer .time.done{color:var(--accent)}.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}.sets-table{width:100%;border-collapse:collapse;min-width:320px}.sets-table th,.sets-table td{text-align:left;padding:.7rem .6rem;border-bottom:1px solid var(--border);font-variant-numeric:tabular-nums}.sets-table th{color:var(--muted);font-weight:500;font-size:.78rem;text-transform:none;letter-spacing:0}.sets-table td{font-size:.95rem}.sets-table tbody tr:last-child td{border-bottom:none}.chart-wrap{margin:var(--space-4) 0}.chart-wrap h2{font-size:.8rem;color:var(--muted);font-weight:500;letter-spacing:.02em;margin-bottom:var(--space-2)}.chart-wrap canvas{display:block;width:100%}.bw-submit{display:flex;align-items:flex-end}.auth-wrap{min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:var(--space-5)}.auth-card{width:100%;max-width:400px;margin-bottom:0;padding:var(--space-6);background:var(--surface);box-shadow:var(--shadow-lg)}.auth-card .brand{display:flex;justify-content:center;font-size:1.9rem;margin-bottom:.5rem}.auth-card .brand:before{width:.7rem;height:.7rem}.auth-card .tagline{text-align:center;margin:0 0 var(--space-5);font-size:.9rem}.pw-field{position:relative}.pw-field input{width:100%;padding-right:3rem;box-sizing:border-box}.pw-toggle{position:absolute;top:0;right:.3rem;bottom:0;margin:auto 0;height:2.4rem;width:2.4rem;display:grid;place-items:center;padding:0;border:none;background:transparent;color:var(--muted);cursor:pointer;border-radius:8px;transition:color .15s var(--ease),background .15s var(--ease)}.pw-toggle:hover{color:var(--accent);background:#6ee7b71f}.pw-toggle:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.pw-toggle svg{width:19px;height:19px}.field-hint{display:block;margin-top:.4rem;color:var(--muted);font-size:.78rem}.auth-switch{margin:var(--space-5) 0 0;text-align:center;font-size:.88rem;color:var(--muted)}.empty{display:flex;flex-direction:column;align-items:center;gap:var(--space-3);text-align:center;padding:var(--space-6) var(--space-4);color:var(--muted)}.empty-icon{width:3rem;height:3rem;display:grid;place-items:center;border-radius:50%;background:var(--surface-2);color:var(--text-dim)}.empty-icon svg{width:26px;height:26px}.empty p{margin:0}.skeleton{background:linear-gradient(90deg,var(--surface-2) 25%,var(--surface-3) 37%,var(--surface-2) 63%);background-size:400% 100%;animation:shimmer 1.4s ease infinite;border-radius:var(--radius-sm)}@keyframes shimmer{0%{background-position:100% 0}to{background-position:-100% 0}}.skeleton-card{height:108px;margin-bottom:var(--space-3)}.skeleton-line{height:14px;margin-bottom:.6rem}.spinner{width:1.1rem;height:1.1rem;border:2px solid rgba(255,255,255,.25);border-top-color:currentColor;border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-screen{display:grid;place-items:center;min-height:60vh;color:var(--muted)}.toast{position:fixed;bottom:calc(var(--nav-h) + 1rem + env(safe-area-inset-bottom,0px));left:50%;transform:translate(-50%);z-index:80;display:flex;align-items:center;gap:.5rem;max-width:min(90vw,480px);padding:.85rem 1.25rem;border-radius:var(--radius-sm);background:var(--surface-4);color:var(--text);font-size:.9rem;font-weight:400;box-shadow:var(--shadow-lg);border:none;animation:toast-in .25s var(--ease)}.toast.error{background:var(--danger-container);color:var(--on-danger-container)}@keyframes toast-in{0%{opacity:0;transform:translate(-50%,12px)}to{opacity:1;transform:translate(-50%)}}@media(min-width:720px){.toast{bottom:1.5rem}}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:70;display:grid;place-items:center;padding:var(--space-4);background:#0009;animation:fade .2s var(--ease)}.modal{width:100%;max-width:380px;background:var(--surface-2);border:none;border-radius:var(--radius-lg);padding:var(--space-5);box-shadow:var(--shadow-lg)}.modal h2{margin:0 0 var(--space-2);font-size:1.35rem;font-weight:400;color:var(--text)}.modal p{margin:0 0 var(--space-5);color:var(--muted);font-size:.92rem}.modal-actions{display:flex;gap:var(--space-2);justify-content:flex-end}.goals-form{margin-top:var(--space-2)}.ring-row{display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-5);margin-top:var(--space-2)}.ring{width:128px;height:128px;border-radius:50%;display:grid;place-items:center;flex-shrink:0;transition:background .4s var(--ease)}.ring-inner{width:96px;height:96px;border-radius:50%;background:var(--surface-2);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.1rem}.ring-inner strong{font-size:1.5rem;font-weight:500;font-variant-numeric:tabular-nums}.ring-inner span{font-size:.72rem}.macro-list{flex:1;min-width:200px;display:flex;flex-direction:column;gap:var(--space-3)}.macro-head{display:flex;justify-content:space-between;font-size:.82rem;font-weight:500;margin-bottom:.3rem}.macro-track{height:8px;border-radius:999px;background:var(--surface-3);overflow:hidden}.macro-fill{height:100%;border-radius:999px;transition:width .4s var(--ease)}.btn-row{display:flex;gap:var(--space-3);flex-wrap:wrap;margin-top:var(--space-2)}.bmi-row{display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-5);margin:var(--space-3) 0}.bmi-value{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.1rem;min-width:108px;padding:var(--space-4);border-radius:var(--radius);border:none;background:var(--surface-2)}.bmi-value strong{font-size:2rem;font-weight:500;font-variant-numeric:tabular-nums;line-height:1}.bmi-value span{font-size:.78rem;font-weight:500}.bmi-value.normal{background:var(--accent-container)}.bmi-value.normal strong,.bmi-value.normal span{color:var(--on-accent-container)}.bmi-value.under{background:#0b3a4a}.bmi-value.under strong,.bmi-value.under span{color:var(--sky)}.bmi-value.over{background:#4a3a12}.bmi-value.over strong,.bmi-value.over span{color:var(--amber)}.bmi-value.obese{background:var(--danger-container)}.bmi-value.obese strong,.bmi-value.obese span{color:var(--on-danger-container)}.bmi-stats{flex:1;min-width:200px;display:flex;flex-wrap:wrap;gap:var(--space-4)}.bmi-stats>div{display:flex;flex-direction:column;gap:.15rem}.bmi-stats .muted{font-size:.72rem}.bmi-stats strong{font-size:.95rem;font-weight:500;font-variant-numeric:tabular-nums}.bmi-bar{position:relative;margin:var(--space-2) 0 var(--space-3);padding-top:.5rem}.bmi-bar-track{display:flex;height:10px;border-radius:999px;overflow:hidden}.bmi-seg{height:100%}.bmi-seg.under{flex:4.5;background:var(--sky)}.bmi-seg.normal{flex:6.5;background:var(--accent)}.bmi-seg.over{flex:5;background:var(--amber)}.bmi-seg.obese{flex:10;background:var(--danger)}.bmi-marker{position:absolute;top:0;width:12px;height:12px;margin-left:-6px;border-radius:50%;background:var(--text);border:2px solid var(--bg)}.bmi-bar-legend{display:flex;justify-content:space-between;font-size:.68rem;margin-top:.3rem}.bmi-note{font-size:.84rem;margin-top:var(--space-2)}.suggest-card{border:none;border-radius:var(--radius);padding:var(--space-4);margin-bottom:var(--space-3);background:var(--surface-2)}.suggest-head{display:flex;justify-content:space-between;align-items:baseline;gap:var(--space-3);flex-wrap:wrap;margin-bottom:var(--space-2)}.suggest-head strong{font-size:1rem;font-weight:500}.suggest-list{list-style:none;margin:0;padding:0}.suggest-list li{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);padding:.4rem 0;border-bottom:1px solid var(--border);font-size:.9rem}.suggest-list li:last-child{border-bottom:none}.log-group{margin-bottom:var(--space-4)}.log-group:last-child{margin-bottom:0}.log-group-head{display:flex;justify-content:space-between;align-items:baseline;margin:0 0 .25rem;font-size:.9rem;color:var(--muted);font-weight:500}@media(max-width:480px){.ring{width:108px;height:108px}.ring-inner{width:82px;height:82px}.ring-inner strong{font-size:1.25rem}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}