:root{--bg:#f6f7fb;--surface:#ffffff;--surface2:#f9fafb;--text:#111827;--muted:#6b7280;--line:#e5e7eb;--primary:#2563eb;--primary2:#1d4ed8;--accent:#10b981;--danger:#ef4444;--warning:#f59e0b;--shadow:0 16px 45px rgba(15,23,42,.08);--radius:22px;--radius2:15px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:radial-gradient(circle at top left,#dbeafe 0,#f6f7fb 34%,#f8fafc 100%);color:var(--text);line-height:1.45}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.app-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.84);backdrop-filter:blur(18px);border-bottom:1px solid rgba(229,231,235,.85);padding:12px max(16px,5vw);display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;align-items:center;gap:10px;color:var(--text);font-weight:850;letter-spacing:-.03em}.brand-mark{display:grid;place-items:center;width:38px;height:38px;border-radius:14px;background:linear-gradient(135deg,var(--primary),#7c3aed);color:#fff;box-shadow:0 10px 25px rgba(37,99,235,.25)}.version{font-size:.72rem;letter-spacing:0;background:#e0ecff;color:#1d4ed8;padding:3px 8px;border-radius:999px}.top-nav{display:flex;gap:6px;align-items:center;flex-wrap:wrap}.top-nav a{color:#374151;font-weight:650;padding:9px 11px;border-radius:999px}.top-nav a:hover,.top-nav a.active{background:#eef2ff;color:#1d4ed8;text-decoration:none}main{width:min(1120px,100%);margin:0 auto;padding:26px 16px 96px}.hero{padding:26px 2px 16px}.hero h1,h1{font-size:clamp(1.8rem,4vw,3rem);letter-spacing:-.06em;line-height:1.05;margin:0 0 8px}.hero p{color:var(--muted);font-size:1.05rem;margin:0}h2{font-size:1.15rem;margin:0 0 12px;letter-spacing:-.03em}h3{margin:10px 0 8px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}.card{background:rgba(255,255,255,.92);border:1px solid rgba(229,231,235,.9);border-radius:var(--radius);padding:20px;margin:14px 0;box-shadow:var(--shadow)}.card:hover{box-shadow:0 20px 55px rgba(15,23,42,.1)}.narrow{max-width:460px;margin:8vh auto}.login-page{min-height:100vh;display:grid;place-items:center;padding:18px;background:radial-gradient(circle at top,#dbeafe 0,#f8fafc 50%)}.login-card{width:min(460px,100%);background:#fff;border:1px solid var(--line);border-radius:28px;padding:28px;box-shadow:0 25px 80px rgba(15,23,42,.14)}.login-logo{display:grid;place-items:center;width:64px;height:64px;border-radius:22px;background:linear-gradient(135deg,var(--primary),#7c3aed);color:#fff;font-size:1.7rem;font-weight:900;margin-bottom:14px}.big{font-size:1.2rem}.muted{color:var(--muted)}.mini{font-size:.9rem}.right{text-align:right}.nowrap{white-space:nowrap}label{display:block;margin:10px 0 6px;font-weight:700;color:#374151}input,select,textarea,button{font:inherit}input,select,textarea{width:100%;padding:13px 14px;border:1px solid #d1d5db;border-radius:14px;background:#fff;color:var(--text);outline:none;transition:border .15s,box-shadow .15s}input:focus,select:focus,textarea:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(37,99,235,.12)}button,.button{background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff;border:0;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 16px;border-radius:14px;margin-top:8px;font-weight:750;box-shadow:0 10px 22px rgba(37,99,235,.20);transition:transform .12s,box-shadow .12s}button:hover,.button:hover{text-decoration:none;transform:translateY(-1px);box-shadow:0 13px 28px rgba(37,99,235,.24)}.secondary{background:#eef2ff!important;color:#1d4ed8!important;box-shadow:none!important}.danger{background:#fee2e2!important;color:#991b1b!important;box-shadow:none!important}.warning{background:#fef3c7!important;color:#92400e!important;box-shadow:none!important}.ok{background:#dcfce7!important;color:#166534!important;box-shadow:none!important}.alert,.success{padding:13px 14px;border-radius:15px;margin:12px 0;border:1px solid}.alert{background:#fef2f2;color:#991b1b;border-color:#fecaca}.success{background:#ecfdf5;color:#166534;border-color:#bbf7d0}.inline{display:flex;gap:12px;align-items:end;flex-wrap:wrap}.inline>*{flex:1;min-width:150px}.actions{display:flex;gap:10px;flex-wrap:wrap}.macro-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.macro-grid .card{text-align:left;margin:0;padding:16px}.macro-grid b{display:block;font-size:1.35rem;letter-spacing:-.04em}.progressbar{height:11px;background:#e5e7eb;border-radius:999px;overflow:hidden;margin-top:10px}.progressbar span{display:block;height:100%;background:linear-gradient(90deg,var(--primary),var(--accent));border-radius:999px}.pill{display:inline-flex;align-items:center;gap:5px;background:#eef2ff;color:#1d4ed8;border:1px solid #c7d2fe;padding:6px 10px;border-radius:999px;margin:3px;font-size:.9rem;font-weight:650}.table{width:100%;border-collapse:separate;border-spacing:0;background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden}.table th,.table td{padding:12px;border-bottom:1px solid #e5e7eb;text-align:left}.table th{background:#f9fafb;color:#374151}.table tr:last-child td{border-bottom:0}.set-row{display:grid;grid-template-columns:2fr .75fr .85fr .85fr .75fr .9fr;gap:9px;margin:11px 0;padding:12px;border:1px solid var(--line);border-radius:18px;background:var(--surface2)}.suggestion{grid-column:1/-1;margin-top:-2px}.clock{font-size:clamp(3rem,16vw,5rem);text-align:center;font-weight:900;letter-spacing:-.08em;color:var(--primary)}dialog{border:0;border-radius:28px;padding:25px;width:min(420px,92vw);box-shadow:0 30px 100px rgba(15,23,42,.25)}dialog::backdrop{background:rgba(15,23,42,.45);backdrop-filter:blur(4px)}.food-row{display:flex;justify-content:space-between;gap:14px;padding:12px 0;border-bottom:1px solid #edf0f4}.food-row:last-child{border-bottom:0}.meal-card{border:1px solid #e5e7eb;border-radius:18px;padding:15px;margin:12px 0;background:#fbfdff}.swap{background:linear-gradient(135deg,#f8fafc,#eef2ff);border:1px solid #e0e7ff;border-radius:18px;padding:14px;margin-top:10px}.chart{width:100%;height:270px;border:1px solid #e5e7eb;border-radius:18px;background:#fff}.bottom-nav{position:fixed;left:50%;bottom:14px;transform:translateX(-50%);z-index:30;width:min(680px,calc(100% - 20px));display:none;grid-template-columns:repeat(5,1fr);gap:6px;background:rgba(255,255,255,.92);border:1px solid rgba(229,231,235,.95);box-shadow:0 18px 50px rgba(15,23,42,.18);backdrop-filter:blur(18px);padding:8px;border-radius:24px}.bottom-nav a{color:#6b7280;display:flex;flex-direction:column;align-items:center;gap:2px;font-size:.72rem;font-weight:750;padding:8px 4px;border-radius:17px}.bottom-nav a span{font-size:1.15rem}.bottom-nav a.active{background:#eef2ff;color:#1d4ed8;text-decoration:none}.button+.button{margin-left:6px}details summary{cursor:pointer;list-style:none}details summary::-webkit-details-marker{display:none}details summary:after{content:'+';float:right;background:#eef2ff;color:#1d4ed8;border-radius:999px;width:24px;height:24px;text-align:center;line-height:24px}details[open] summary:after{content:'−'}.page-title{display:flex;align-items:flex-end;justify-content:space-between;gap:14px;flex-wrap:wrap}.stat-row{display:flex;gap:10px;flex-wrap:wrap}.stat{flex:1;min-width:150px;background:#f8fafc;border:1px solid var(--line);border-radius:18px;padding:14px}.stat b{display:block;font-size:1.4rem}@media(max-width:820px){.top-nav{display:none}.bottom-nav{display:grid}.app-header{padding:10px 16px}.brand{font-size:1rem}main{padding-top:18px}.macro-grid{grid-template-columns:1fr 1fr}.set-row{grid-template-columns:1fr 1fr}.set-row select,.suggestion{grid-column:1/-1}.card{border-radius:20px;padding:17px}.food-row{display:block}.nowrap{display:block;margin-top:8px}.button+.button{margin-left:0}.inline{display:block}.inline>*{min-width:0}.table{font-size:.9rem}.table th:nth-child(4),.table td:nth-child(4){display:none}}@media(max-width:420px){.macro-grid{grid-template-columns:1fr}button,.button{width:100%}.actions button{width:auto;flex:1}.login-card{padding:22px;border-radius:24px}.hero h1,h1{font-size:2rem}}
/* v0.5 exercise library */
.filter-card{margin-top:12px}.exercise-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px;margin-top:18px}.exercise-card{background:var(--surface);border:1px solid var(--line);border-radius:24px;overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column}.exercise-img-wrap{display:block;background:#eff6ff;min-height:170px}.exercise-img-wrap img{display:block;width:100%;height:190px;object-fit:cover}.exercise-placeholder{height:190px;display:grid;place-items:center;font-size:2rem;font-weight:900;color:#2563eb}.exercise-card-body{padding:16px}.exercise-card h2{font-size:1.2rem;margin:9px 0 6px}.exercise-card h2 a{color:var(--text);text-decoration:none}.exercise-card h2 a:hover{color:var(--primary)}.exercise-hero{display:grid;grid-template-columns:minmax(220px,360px) 1fr;gap:22px;align-items:center}.exercise-large-img{width:100%;border-radius:22px;border:1px solid var(--line);background:#eff6ff}.video-wrap{position:relative;width:100%;padding-top:56.25%;border-radius:22px;overflow:hidden;background:#0f172a}.video-wrap iframe{position:absolute;inset:0;width:100%;height:100%;border:0}.grid.two{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}@media(max-width:720px){.exercise-hero{grid-template-columns:1fr}.exercise-img-wrap img,.exercise-placeholder{height:165px}.exercise-card-body .actions{display:grid;grid-template-columns:1fr 1fr}.exercise-card-body .button{width:auto}.filter-card .button{margin-top:8px}}


/* v0.5.2 mobile exercise visibility fix */
@media(max-width:820px){
  .exercise-grid{display:block;margin-top:14px}
  .exercise-card{display:block;width:100%;margin:14px 0;overflow:visible}
  .exercise-img-wrap{display:block!important;min-height:150px;width:100%}
  .exercise-img-wrap img{display:block!important;width:100%!important;height:165px!important;object-fit:contain!important;background:#eff6ff}
  .exercise-placeholder{display:grid!important;height:165px!important}
  .exercise-card-body{display:block!important;padding:15px}
  .exercise-card-body p,.exercise-card-body h2,.exercise-card-body .pill,.exercise-card-body .actions{display:block}
  .exercise-card-body .actions{display:grid!important;grid-template-columns:1fr 1fr;gap:8px}
  .exercise-card-body .actions .button{width:100%;margin:0}
  .exercise-hero{display:block!important}
  .exercise-large-img{display:block!important;max-height:260px;object-fit:contain;margin-bottom:14px}
  .video-wrap{display:block!important}
  .filter-card .inline{display:block!important}
  .filter-card label,.filter-card button,.filter-card .button{width:100%;margin-top:8px}
}
@media(max-width:420px){
  .exercise-card-body .actions{grid-template-columns:1fr}
}

/* v0.6 workout info + dark theme */
.theme-toggle{width:42px;height:42px;padding:0;margin:0;border-radius:999px;background:#eef2ff!important;color:#1d4ed8!important;box-shadow:none!important;font-size:1.1rem;flex:0 0 auto}.exercise-select-wrap{display:grid;grid-template-columns:1fr 42px;gap:8px;align-items:center}.exercise-select-wrap select{min-width:0}.info-btn{width:42px;height:42px;padding:0;margin:0;border-radius:14px;background:#eef2ff!important;color:#1d4ed8!important;box-shadow:none!important;font-weight:900}.info-dialog{width:min(760px,94vw);max-height:88vh;overflow:auto}.dialog-close{position:sticky;top:0;float:right;width:42px;height:42px;padding:0;margin:0 0 8px 8px;border-radius:999px;background:#fee2e2!important;color:#991b1b!important;box-shadow:none!important}.info-head{display:grid;grid-template-columns:minmax(180px,260px) 1fr;gap:18px;align-items:start}.info-head .exercise-large-img{max-height:220px;object-fit:contain}.info-dialog article{background:var(--surface2);border:1px solid var(--line);border-radius:18px;padding:14px}
html[data-theme="dark"]{--bg:#0b1120;--surface:#111827;--surface2:#0f172a;--text:#e5e7eb;--muted:#9ca3af;--line:#263244;--primary:#60a5fa;--primary2:#3b82f6;--accent:#34d399;--shadow:0 16px 45px rgba(0,0,0,.35)}html[data-theme="dark"] body{background:radial-gradient(circle at top left,#1e3a8a 0,#0b1120 34%,#020617 100%);color:var(--text)}html[data-theme="dark"] .app-header,html[data-theme="dark"] .bottom-nav{background:rgba(15,23,42,.88);border-color:rgba(55,65,81,.9)}html[data-theme="dark"] .brand,html[data-theme="dark"] .exercise-card h2 a{color:var(--text)}html[data-theme="dark"] .top-nav a{color:#cbd5e1}html[data-theme="dark"] .top-nav a:hover,html[data-theme="dark"] .top-nav a.active,html[data-theme="dark"] .bottom-nav a.active,html[data-theme="dark"] .secondary,html[data-theme="dark"] .theme-toggle,html[data-theme="dark"] .info-btn{background:#1e3a8a!important;color:#dbeafe!important}html[data-theme="dark"] .card,html[data-theme="dark"] .login-card,html[data-theme="dark"] .exercise-card,html[data-theme="dark"] .meal-card,html[data-theme="dark"] dialog,html[data-theme="dark"] .table,html[data-theme="dark"] .chart{background:rgba(17,24,39,.95);border-color:var(--line);color:var(--text)}html[data-theme="dark"] input,html[data-theme="dark"] select,html[data-theme="dark"] textarea{background:#0f172a;border-color:#334155;color:var(--text)}html[data-theme="dark"] label,html[data-theme="dark"] .table th{color:#cbd5e1}html[data-theme="dark"] .table th{background:#0f172a}html[data-theme="dark"] .set-row,html[data-theme="dark"] .stat,html[data-theme="dark"] .swap,html[data-theme="dark"] .exercise-placeholder,html[data-theme="dark"] .exercise-img-wrap{background:#0f172a;border-color:var(--line)}html[data-theme="dark"] .progressbar{background:#263244}html[data-theme="dark"] .version,html[data-theme="dark"] .pill{background:#1e3a8a;color:#dbeafe;border-color:#2563eb}html[data-theme="dark"] .success{background:#052e1b;color:#bbf7d0;border-color:#166534}html[data-theme="dark"] .alert{background:#450a0a;color:#fecaca;border-color:#991b1b}
@media(max-width:820px){.set-row{grid-template-columns:1fr 1fr}.exercise-select-wrap{grid-column:1/-1}.theme-toggle{margin-left:auto}.info-head{grid-template-columns:1fr}.info-head .exercise-large-img{max-height:250px}.info-dialog .actions{display:grid;grid-template-columns:1fr 1fr}.info-dialog .button{width:100%;margin:0}}
@media(max-width:420px){.info-dialog .actions{grid-template-columns:1fr}.theme-toggle{width:38px;height:38px}.info-btn{width:42px}}