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height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4l4 4 4-4' stroke='%23909090' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-position:right 10px center;background-repeat:no-repeat;padding-right:32px}.form-hint{color:var(--text-tertiary);margin:0;font-size:11px}.form-submit{width:100%;color:var(--panel-bg);background:var(--text-primary);cursor:pointer;border:none;border-radius:8px;justify-content:center;align-items:center;gap:8px;padding:12px;font-family:Noto Sans JP,-apple-system,sans-serif;font-size:14px;font-weight:600;transition:opacity .2s;display:flex}.form-submit:hover{opacity:.8}.form-submit:disabled{opacity:.4;cursor:not-allowed}.form-status{border-radius:8px;padding:1rem 1.25rem;font-size:.875rem;line-height:1.6;display:none}.form-status.is-success{color:#2d7a55;background:#edf7f2;border:.5px solid #6dbf9a;display:block}.form-status.is-error{color:#9b3535;background:#fdf2f2;border:.5px solid #e0a0a0;display:block}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .form-status.is-success{color:#7dd4a8;background:#1a3328;border-color:#3d8c65}:root:not([data-theme=light]) .form-status.is-error{color:#d47d7d;background:#331a1a;border-color:#8c3d3d}}[data-theme=dark] .form-status.is-success{color:#7dd4a8;background:#1a3328;border-color:#3d8c65}[data-theme=dark] .form-status.is-error{color:#d47d7d;background:#331a1a;border-color:#8c3d3d}@media (width<=1024px){.app{grid-template-columns:1fr 1fr}.usecases-grid{grid-template-columns:repeat(2,1fr)}}@media (width<=768px){.app{grid-template-columns:1fr}.preview-area{position:static}.nav-hamburger{display:flex}.site-nav-inner{flex-wrap:wrap;height:auto;margin:4px auto}.site-nav-links{flex-direction:column;gap:0;width:100%;padding:8px 0 12px;display:none}.site-nav-links.is-open{display:flex}.site-nav-links a{color:#fff;border-bottom:.5px solid #ffffff1a;padding:10px 0;font-size:.95rem;display:block}.site-nav.is-open{animation:20s infinite heroGradientShift}.hero{padding-top:36px}.hero-title{margin:12px 0;font-size:1.4rem}.hero-sub{font-size:1rem}.hero-detail{font-size:.8rem}.dl-btn{min-height:44px}.content-section{padding:2rem 1rem}.usecases-grid{grid-template-columns:1fr}#faq .content-section__title,[aria-labelledby=usecases-heading] .content-section__title{border-radius:0;margin:-2rem -1rem 1.5rem;padding:1.5rem 1rem}.contact-wrap{padding:1.5rem 1rem}.contact-card{padding:1.25rem}}