:root{--ink:#172554;--blue:#2563eb;--pale:#eff6ff;--line:#dbeafe;--paper:#fff;--muted:#52627a;--radius:22px;--shadow:0 18px 50px rgba(23,37,84,.12);--ease:cubic-bezier(.16,1,.3,1)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.55}button,input,select,textarea{font:inherit}button{cursor:pointer}.skip-link{position:fixed;top:-4rem;left:1rem;background:var(--ink);color:#fff;padding:.6rem 1rem;border-radius:8px;z-index:20}.skip-link:focus{top:1rem}.site-header,footer{max-width:1200px;margin:auto;padding:1.2rem clamp(1.25rem,4vw,3rem);display:flex;align-items:center;justify-content:space-between;gap:1rem}.brand{color:var(--ink);font-weight:800;text-decoration:none;letter-spacing:-.04em;font-size:1.15rem}.brand span{color:var(--blue);font-size:1.55rem;vertical-align:-.12em}.header-link,footer a{color:var(--muted);text-decoration:none;font-size:.92rem}.hero{min-height:calc(100svh - 70px);padding:clamp(2.5rem,7vw,6.5rem) clamp(1.25rem,4vw,3rem);display:grid;grid-template-columns:1fr;gap:2.4rem;align-items:center;max-width:1200px;margin:auto}.eyebrow{color:var(--blue);font-size:.73rem;font-weight:800;letter-spacing:.14em;margin:0 0 .9rem}.hero h1,.content-section h2{font-size:clamp(2.55rem,6vw,5.4rem);letter-spacing:-.07em;line-height:.96;margin:0;max-width:700px}.intro{font-size:clamp(1.05rem,2vw,1.25rem);max-width:590px;color:var(--muted);margin:1.4rem 0}.privacy-pill{display:inline-flex;gap:.5rem;align-items:center;background:var(--pale);padding:.55rem .8rem;border-radius:999px;color:#25448b;font-size:.88rem;font-weight:700}.privacy-pill span{background:var(--blue);color:#fff;border-radius:50%;width:1.15rem;height:1.15rem;text-align:center;font-size:.75rem}.tool-card{border:1px solid var(--line);box-shadow:var(--shadow);border-radius:var(--radius);padding:clamp(1rem,3vw,2rem);background:#fff}.tabs{display:flex;gap:.35rem;border-bottom:1px solid var(--line);margin-bottom:1.35rem}.tab{border:0;background:transparent;padding:.65rem .7rem;color:var(--muted);font-weight:700;border-bottom:2px solid transparent}.tab.is-active{color:var(--blue);border-color:var(--blue)}label{font-size:.88rem;font-weight:800;display:block;margin:.75rem 0 .35rem}textarea,input,select{width:100%;border:1px solid #b9c8e3;border-radius:10px;padding:.7rem .8rem;color:var(--ink);background:#fff}textarea{resize:vertical}.field-hint{margin:.35rem 0;color:var(--muted);font-size:.78rem}.customize{display:grid;grid-template-columns:1fr 1fr 1fr;gap:.75rem;margin:1rem 0}.customize input{height:42px;padding:.25rem}.result{display:grid;grid-template-columns:1fr;gap:1.15rem;align-items:center;border-top:1px solid var(--line);padding-top:1.35rem}.qr-frame{width:min(100%,260px);aspect-ratio:1;margin:auto;background:#fff;display:grid;place-items:center}.qr-frame canvas,.qr-frame svg{width:100%!important;height:auto!important}.result-actions{text-align:center}.status{font-size:.9rem;color:var(--muted);margin:.2rem 0 .8rem}.button{display:block;width:100%;border:1px solid var(--blue);border-radius:11px;padding:.7rem 1rem;margin:.5rem 0;font-weight:800;transition:transform .2s var(--ease),box-shadow .2s var(--ease)}.button:hover{transform:translateY(-2px);box-shadow:0 8px 16px rgba(37,99,235,.18)}.primary{background:var(--blue);color:#fff}.secondary{color:var(--blue);background:#fff}.text-button{border:0;background:none;color:var(--blue);font-size:.86rem;font-weight:800;padding:.45rem}.error{color:#b42318;background:#fef3f2;border-radius:9px;padding:.65rem .8rem;font-size:.88rem}.notice{padding:.6rem;background:#fff7ed;border-radius:8px}.ad-slot{max-width:970px;min-height:92px;margin:0 auto 4rem;border:1px dashed #cbd5e1;color:#94a3b8;display:grid;place-items:center;font-size:.75rem;text-transform:uppercase;letter-spacing:.1em}.content-section{max-width:1100px;margin:0 auto;padding:clamp(3.5rem,8vw,7rem) clamp(1.25rem,4vw,3rem);border-top:1px solid var(--line)}.content-section h2{font-size:clamp(2rem,4.5vw,3.7rem);max-width:660px}.steps{display:grid;gap:1rem;margin-top:2.2rem}.steps article{background:var(--pale);border-radius:16px;padding:1.35rem}.steps span{color:var(--blue);font-weight:800;font-size:.82rem}.steps h3{margin:.7rem 0 .25rem;font-size:1.2rem}.steps p{margin:0;color:var(--muted)}.faq details{border-bottom:1px solid var(--line);padding:1.1rem 0}.faq summary{font-weight:800;cursor:pointer}.faq p{color:var(--muted);max-width:660px}footer{border-top:1px solid var(--line);flex-wrap:wrap;color:var(--muted);font-size:.86rem}footer p{margin:0}footer nav{display:flex;gap:1rem}@media(min-width:720px){.hero{grid-template-columns:minmax(0,1fr) minmax(380px,.92fr);gap:4rem}.result{grid-template-columns:220px 1fr}.result-actions{text-align:left}.steps{grid-template-columns:repeat(3,1fr)}}@media(max-width:390px){.customize{grid-template-columns:1fr 1fr}.customize>div:first-child{grid-column:span 2}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition-duration:.01ms!important}}

