:root{--green:#166534;--green-dark:#14532d;--red:#b91c1c;--ink:#111827;--muted:#4b5563;--line:#d1d5db;--bg:#f9fafb;color-scheme:light}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--ink);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:18px;line-height:1.4;-webkit-text-size-adjust:100%}.screen{max-width:480px;min-height:100dvh;margin:0 auto;padding:16px 16px calc(24px + env(safe-area-inset-bottom));display:flex;flex-direction:column;gap:16px}.top{display:flex;align-items:center;justify-content:space-between;gap:8px}.top h1{font-size:22px;margin:0}.card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px}label{display:block;font-weight:600;margin-bottom:6px}input,select{width:100%;min-height:56px;font-size:20px;padding:12px;border:2px solid var(--line);border-radius:10px;background:#fff;color:var(--ink)}input:focus,select:focus{outline:none;border-color:var(--green)}.big{width:100%;min-height:96px;font-size:28px;font-weight:700;border:none;border-radius:16px;color:#fff;background:var(--green)}.big.out{background:var(--red)}.big:disabled{opacity:.6}.link{display:inline-flex;align-items:center;min-height:48px;padding:0 12px;font-size:18px;color:var(--green-dark);background:none;border:none;text-decoration:underline}.status{font-size:22px;font-weight:600}.muted{color:var(--muted)}.message{padding:12px;border-radius:10px;background:#ecfdf5}.message.error{background:#fef2f2;color:var(--red)}.week h2{font-size:20px;margin:0 0 8px}.row{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-top:1px solid var(--line)}.row:first-of-type{border-top:none}.total{display:flex;justify-content:space-between;font-weight:700;padding-top:10px;border-top:2px solid var(--ink)}