.sk-calc{--sk-bg:#fff;--sk-fg:#14213d;--sk-muted:#5c677d;--sk-accent:#005b96;--sk-border:#d6dde8;--sk-soft:#f3f7fb;box-sizing:border-box;max-width:640px;margin:1.5em auto;padding:1.25rem;background:var(--sk-bg);color:var(--sk-fg);border:1px solid var(--sk-border);border-radius:12px;font:16px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}.sk-calc *,.sk-calc *::before,.sk-calc *::after{box-sizing:border-box}.sk-calc h2,.sk-calc h3{margin:0 0 .75rem;font-size:1.25rem;line-height:1.3}.sk-field{margin:0 0 1rem}.sk-field label,.sk-field .sk-label{display:block;margin:0 0 .25rem;font-weight:600;font-size:.95rem}.sk-field input[type=text],.sk-field input[type=number],.sk-field input[type=tel],.sk-field select{width:100%;padding:.65rem .75rem;font-size:1rem;color:inherit;background:#fff;border:1px solid var(--sk-border);border-radius:8px;min-height:44px}.sk-field input:focus,.sk-field select:focus{outline:2px solid var(--sk-accent);outline-offset:1px;border-color:var(--sk-accent)}.sk-help{display:block;margin-top:.25rem;color:var(--sk-muted);font-size:.85rem}.sk-field--check label{display:flex;gap:.5rem;align-items:center;font-weight:500}.sk-field--check input{width:1.1rem;height:1.1rem}.sk-result{margin-top:1.25rem;padding:1rem;background:var(--sk-soft);border-radius:10px;border-left:4px solid var(--sk-accent)}.sk-result[hidden],.sk-field[hidden]{display:none}.sk-row{display:flex;justify-content:space-between;gap:1rem;padding:.35rem 0;border-bottom:1px solid var(--sk-border)}.sk-row:last-of-type{border-bottom:0}.sk-row--strong{font-size:1.2rem;font-weight:700;color:var(--sk-accent)}.sk-hint{margin:.75rem 0 0;color:var(--sk-muted);font-size:.9rem}.sk-disclaimer{margin:1rem 0 0;color:var(--sk-muted);font-size:.8rem}@media (max-width:480px){.sk-calc{padding:1rem;border-radius:10px}.sk-row--strong{font-size:1.1rem}}@media (prefers-color-scheme:dark){.sk-calc.sk-auto-dark{--sk-bg:#14213d;--sk-fg:#f1f5f9;--sk-muted:#a7b3c7;--sk-accent:#7cc4f2;--sk-border:#2f3e5f;--sk-soft:#1b2b4d}.sk-calc.sk-auto-dark input,.sk-calc.sk-auto-dark select{background:#0f1a31}}