:root{--bg:#f1f5f9;--card:#fff;--text:#0f172a;--muted:#64748b;--dark:#020617;--line:#e2e8f0;--accent:#111827;--good:#166534;--bad:#991b1b}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}a{color:inherit;font-weight:800}.topbar{max-width:1180px;margin:0 auto;padding:18px 18px 0;display:flex;justify-content:space-between;align-items:center}.brand{text-decoration:none;background:var(--dark);color:white;padding:12px 16px;border-radius:18px}.nav{display:flex;gap:10px;flex-wrap:wrap}.nav a{text-decoration:none;background:white;padding:10px 14px;border-radius:14px;color:var(--text)}.container{max-width:1180px;margin:0 auto;padding:18px}.footer{text-align:center;color:var(--muted);font-size:13px;padding:20px}.hero{background:var(--dark);color:white;border-radius:28px;padding:28px;display:grid;grid-template-columns:1.5fr 1fr;gap:24px;box-shadow:0 20px 50px rgba(15,23,42,.16)}.eyebrow{color:#94a3b8;font-size:12px;text-transform:uppercase;letter-spacing:.24em;font-weight:900}.hero h1{margin:5px 0 10px;font-size:clamp(32px,6vw,58px);line-height:.95}.hero p{color:#cbd5e1;max-width:760px}.hero-stats{background:rgba(255,255,255,.08);border-radius:22px;padding:14px;display:grid;gap:10px}.hero-stats div{background:rgba(255,255,255,.08);border-radius:18px;padding:14px}.hero-stats span{display:block;color:#cbd5e1;font-size:12px}.hero-stats strong{font-size:20px}.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:18px 0}.metric,.card,.auth-card{background:var(--card);border-radius:24px;padding:22px;box-shadow:0 10px 35px rgba(15,23,42,.06)}.metric-grid.compact{grid-template-columns:repeat(3,1fr)}.metric span{display:block;color:var(--muted);font-size:14px;margin-bottom:6px}.metric strong{display:block;font-size:24px;overflow-wrap:anywhere}.metric small{color:var(--muted)}.layout{display:grid;grid-template-columns:1fr 340px;gap:18px;align-items:start}.main-stack,.side-stack{display:grid;gap:18px}.card h1,.card h2,.auth-card h1{margin-top:0}.muted{color:var(--muted)}.center{text-align:center}.section-head{display:flex;justify-content:space-between;gap:14px;align-items:start;margin-bottom:18px}.form-grid{display:grid;gap:14px}label{display:grid;gap:7px;font-weight:800;color:#334155}input,select,textarea{width:100%;border:1px solid var(--line);background:#f8fafc;color:var(--text);border-radius:16px;padding:13px 14px;font:inherit;outline:none}textarea{resize:vertical}input:focus,select:focus,textarea:focus{border-color:#111827;box-shadow:0 0 0 3px rgba(17,24,39,.12)}.two-cols{display:grid;grid-template-columns:1fr 1fr;gap:14px}.three-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.btn{border:0;border-radius:16px;padding:14px 18px;font-weight:900;cursor:pointer;text-decoration:none;text-align:center;display:inline-block}.btn.primary{background:var(--accent);color:white}.btn.secondary{background:#e2e8f0;color:#0f172a}.btn.inline{display:inline-block}.auth-card{max-width:760px;margin:28px auto}.auth-card.wide{max-width:980px}.auth-card.small{max-width:460px}.alert,.success,.notice{border-radius:16px;padding:13px 15px;margin-bottom:16px;font-weight:700}.alert{background:#fee2e2;color:var(--bad)}.success{background:#dcfce7;color:var(--good)}.notice{background:#fff7ed;color:#9a3412}.workout-list{display:grid;gap:11px}.check-row{display:flex;align-items:flex-start;gap:12px;border:1px solid var(--line);padding:14px;border-radius:16px;cursor:pointer}.check-row input{width:20px;height:20px;flex:0 0 auto;margin-top:2px}.meal{border:1px solid var(--line);border-radius:16px;padding:14px;margin-bottom:11px}.meal p{margin:0;color:#475569}.card.dark{background:var(--dark);color:white}.card.dark p{color:#cbd5e1}.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:18px}table{width:100%;border-collapse:collapse;min-width:650px}th,td{text-align:left;border-bottom:1px solid var(--line);padding:12px}th{background:#f8fafc;color:#475569}tr:last-child td{border-bottom:0}.plan-days{display:grid;gap:14px}.day-card{border:1px solid var(--line);border-radius:20px;padding:18px;background:#f8fafc}.day-card h3{margin-top:0}.meal-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.mt{margin-top:16px}@media(max-width:900px){.hero,.layout{grid-template-columns:1fr}.metric-grid{grid-template-columns:1fr 1fr}.meal-grid{grid-template-columns:1fr}}@media(max-width:620px){.topbar{align-items:stretch;flex-direction:column;gap:10px}.nav a{flex:1;text-align:center}.metric-grid,.metric-grid.compact,.two-cols,.three-cols{grid-template-columns:1fr}.section-head{flex-direction:column}.hero{padding:22px;border-radius:22px}}