:root{color-scheme:light;--bg: #f7fbff;--bg-muted: #eef5f8;--surface: #ffffff;--surface-strong: #f8fafc;--text: #0f172a;--muted: #475569;--soft: #64748b;--line: #d7e3ea;--line-strong: #b8c8d2;--accent: #0f766e;--accent-dark: #115e59;--accent-soft: #ccfbf1;--pdf: #ef4444;--warning: #b45309;--warning-soft: #fff7ed;--danger: #b91c1c;--radius: 8px;--header-height: 72px;font-family:Hiragino Sans,Yu Gothic,YuGothic,Noto Sans JP,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}[hidden]{display:none!important}html{background:var(--bg);color:var(--text);scroll-behavior:smooth}body{margin:0;min-width:320px;background:var(--bg);color:var(--text);font-size:16px;line-height:1.6}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.6}:focus-visible{outline:3px solid rgba(15,118,110,.36);outline-offset:3px}h1,h2,h3,p{overflow-wrap:anywhere}h1,h2,h3{line-height:1.18;letter-spacing:0}.site-header{position:sticky;top:0;z-index:20;min-height:var(--header-height);display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:24px;padding:14px 40px;border-bottom:1px solid rgba(215,227,234,.82);background:#ffffffeb;backdrop-filter:blur(18px)}.brand-link,.footer-brand{min-height:44px;display:inline-flex;align-items:center;gap:10px;font-weight:800}.brand-mark{display:inline-grid;place-items:center;width:38px;height:38px;border-radius:var(--radius);background:var(--pdf);color:#fff;font-size:.72rem;font-weight:900;letter-spacing:0;box-shadow:inset 0 -8px #00000014}.brand-text{font-size:1.15rem}.site-nav{display:flex;justify-content:flex-end;gap:22px;color:var(--muted);font-size:.94rem;font-weight:700}.site-nav a{min-width:44px;min-height:44px;display:inline-flex;align-items:center;justify-content:center}.site-nav a:hover,.footer-groups a:hover,.footer-legal a:hover{color:var(--accent-dark)}.header-contact{min-height:44px;display:inline-flex;align-items:center;justify-content:center;padding:8px 14px;border:1px solid var(--line);border-radius:var(--radius);color:var(--text);font-size:.9rem;font-weight:700;white-space:nowrap}.home-hero{min-height:640px;display:grid;grid-template-columns:minmax(0,.88fr) minmax(360px,1.12fr);align-items:center;gap:64px;padding:56px 56px 72px;background:linear-gradient(90deg,#f7fbff 0% 50%,#eef5f8 50% 100%)}.home-hero-copy h1{margin:0;font-size:4.4rem;font-weight:900}.home-hero-copy p{max-width:32rem;margin:22px 0 0;color:var(--muted);font-size:1.28rem}.hero-actions,.panel-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:30px}.primary-action,.secondary-action{min-height:46px;display:inline-flex;align-items:center;justify-content:center;border:1px solid transparent;border-radius:var(--radius);padding:10px 18px;font-weight:800;line-height:1.2;transition:transform .16s ease,border-color .16s ease,background .16s ease}.primary-action{background:var(--accent);color:#fff}.secondary-action{background:var(--surface);border-color:var(--line);color:var(--text)}.primary-action:hover,.secondary-action:hover,.tool-card:hover,.header-contact:hover{transform:translateY(-1px);border-color:var(--line-strong)}.hero-visual{display:grid;grid-template-columns:210px minmax(0,1fr);gap:28px;align-items:center}.document-stack{position:relative;width:210px;height:280px}.document-stack span,.document-stack strong{position:absolute;inset:0;display:grid;place-items:center;border:1px solid var(--line);border-radius:18px;background:var(--surface);box-shadow:0 24px 70px #0f172a1f}.document-stack span:first-child{transform:translate(-18px,18px) rotate(-6deg);background:#e0f2fe}.document-stack span:nth-child(2){transform:translate(16px,10px) rotate(5deg);background:#fee2e2}.document-stack strong{color:var(--pdf);font-size:3.2rem;letter-spacing:0}.quick-tool-list{display:grid;gap:10px}.quick-tool-list a{display:flex;align-items:center;min-height:54px;padding:12px 16px;border:1px solid var(--line);border-radius:var(--radius);background:#ffffffd1;color:var(--text);font-weight:800}.section-shell{width:min(1120px,calc(100% - 40px));margin:0 auto}.breadcrumb{min-height:44px;margin:18px 0 0;padding:0 56px;display:flex;flex-wrap:wrap;align-items:center;gap:8px;color:var(--soft);font-size:.88rem;font-weight:800}.breadcrumb-narrow{width:min(820px,calc(100% - 40px));margin-right:auto;margin-left:auto;padding-right:0;padding-left:0}.breadcrumb a{min-height:44px;display:inline-flex;align-items:center;color:var(--accent-dark)}.breadcrumb span[aria-current=page]{color:var(--muted)}.breadcrumb+.tool-hero{padding-top:12px}.content-band{padding:76px 0;background:var(--surface)}.muted-band{background:var(--bg-muted)}.content-band h2,.legal-shell h1{margin:0 0 24px;font-size:2rem}.dev-notice{padding:24px 0;background:var(--warning-soft);border-top:1px solid #fed7aa;border-bottom:1px solid #fed7aa;color:#7c2d12}.notice-shell{display:grid;grid-template-columns:auto 1fr auto;gap:18px;align-items:center}.notice-shell h2,.notice-shell p{margin:0}.notice-shell h2{font-size:1rem}.notice-shell a{min-height:44px;display:inline-flex;align-items:center;font-weight:800;text-decoration:underline;text-underline-offset:3px}.group-list{display:grid;gap:46px}.tool-group{display:grid;grid-template-columns:210px minmax(0,1fr);gap:32px}.group-heading h3{margin:0;font-size:1.4rem}.group-heading p,.tool-card p,.legal-lead{color:var(--muted)}.tool-card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.tool-card-grid.compact{grid-template-columns:repeat(3,minmax(0,1fr))}.tool-card{min-height:132px;display:flex;flex-direction:column;gap:8px;padding:18px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);transition:transform .16s ease,border-color .16s ease,box-shadow .16s ease}.tool-card span{font-size:1.06rem;font-weight:900}.tool-card small{color:var(--accent-dark);font-weight:800}.tool-card p{margin:0;font-size:.94rem}.trust-grid,.two-column,.support-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,.75fr);gap:44px}.check-list,.warning-list,.step-list{margin:0;padding-left:1.2rem}.check-list li,.warning-list li,.step-list li{margin:0 0 10px}.tool-hero{min-height:calc(100svh - var(--header-height));display:grid;grid-template-columns:minmax(300px,.78fr) minmax(420px,1fr);gap:44px;align-items:start;padding:56px;background:linear-gradient(90deg,#f7fbff 0% 46%,#eef5f8 46% 100%)}.tool-copy{position:sticky;top:calc(var(--header-height) + 34px);padding-top:20px}.tool-copy h1{margin:0;font-size:3.35rem;font-weight:900}.hero-lead{max-width:36rem;color:var(--muted);font-size:1.16rem}.benefit-strip{display:flex;flex-wrap:wrap;gap:10px;margin:30px 0 0;padding:0;list-style:none}.benefit-strip li{padding:8px 11px;border:1px solid var(--line);border-radius:999px;background:#ffffffb8;color:var(--accent-dark);font-size:.88rem;font-weight:800}.tool-panel,.note-panel{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);box-shadow:0 22px 70px #0f172a14}.tool-panel{padding:20px}.panel-status{width:fit-content;margin-bottom:14px;padding:5px 9px;border-radius:999px;background:var(--warning-soft);color:var(--warning);font-size:.78rem;font-weight:900}.drop-zone{min-height:220px;display:grid;place-items:center;gap:10px;padding:28px;border:2px dashed var(--line-strong);border-radius:var(--radius);background:var(--surface-strong);text-align:center;transition:border-color .16s ease,background .16s ease}.drop-zone.is-dragging{border-color:var(--accent);background:#ecfeff}.drop-zone.is-disabled{cursor:not-allowed;border-style:solid;background:#f8fafc;color:var(--muted)}.drop-zone input{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.drop-icon{width:54px;height:70px;border:2px solid var(--accent);border-radius:8px;background:linear-gradient(135deg,#fff 0 72%,var(--accent-soft) 72% 100%)}.drop-title{font-size:1.25rem;font-weight:900}.drop-help{max-width:32rem;color:var(--muted);font-size:.94rem}.file-list{min-height:64px;margin-top:14px;padding:12px;border:1px solid var(--line);border-radius:var(--radius);background:#fff}.file-list p{margin:0;color:var(--muted)}.file-list ul{margin:0;padding:0;list-style:none}.file-list li{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:8px 0;border-bottom:1px solid var(--line)}.file-list li:last-child{border-bottom:0}.file-details{min-width:0;display:grid;gap:2px}.file-details span{overflow-wrap:anywhere;font-weight:800}.file-details strong{color:var(--soft);font-size:.84rem}.file-actions{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:6px}.file-actions button{min-height:34px;padding:5px 9px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface-strong);color:var(--muted);font-size:.82rem;font-weight:800}.password-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:16px}.password-field{display:block;margin-top:16px}.password-grid label,.password-field{color:var(--muted);font-size:.9rem;font-weight:800}.password-grid input,.password-field input{width:100%;min-height:44px;margin-top:6px;border:1px solid var(--line);border-radius:var(--radius);padding:8px 10px}.option-group{margin:16px 0 0;padding:16px;border:1px solid var(--line);border-radius:var(--radius)}.option-group legend{padding:0 8px;font-weight:900}.option-group p{margin:0 0 12px;color:var(--muted);font-size:.92rem}.option-list{display:flex;flex-wrap:wrap;gap:10px}.option-list label{min-height:44px;display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface-strong)}.limit-note{color:var(--muted);font-size:.9rem;font-weight:700}.cancel-action{color:var(--danger)}.progress-panel{display:grid;gap:8px;margin-top:18px;padding:14px;border:1px solid #99f6e4;border-radius:var(--radius);background:#f0fdfa}.progress-line{height:9px;overflow:hidden;border-radius:999px;background:#ccfbf1}.progress-line span{display:block;height:100%;border-radius:inherit;background:var(--accent);transition:width .18s ease}.progress-panel p{margin:0;color:var(--accent-dark);font-size:.92rem;font-weight:800}.result-box{margin-top:18px;padding:18px;border:1px solid var(--line);border-radius:var(--radius);background:#f8fafc}.result-box h2{margin:0 0 8px;font-size:1.1rem}.result-box p{margin:0;color:var(--muted)}.download-area{display:grid;gap:8px;margin-top:14px}.download-action{width:fit-content;min-height:44px;display:inline-flex;align-items:center;justify-content:center;padding:10px 16px;border-radius:var(--radius);background:var(--accent);color:#fff;font-weight:900}.download-note{max-width:42rem;font-size:.9rem}.result-box.is-error{border-color:#fecaca;background:#fef2f2}.result-box.is-ready{border-color:#99f6e4;background:#f0fdfa}.note-panel{padding:24px}.note-panel h2{margin:0 0 12px;font-size:1.2rem}.note-panel p{margin:0;color:var(--muted)}.warning-list li{color:var(--warning)}.ad-band{padding:30px 0;background:var(--surface)}.muted-band+.ad-band{background:var(--bg-muted)}.ad-slot{min-height:118px;display:grid;place-items:center;gap:4px;padding:18px;border:1px dashed var(--line-strong);border-radius:var(--radius);background:#ffffff9e;color:var(--soft);text-align:center}.ad-slot span{font-size:.78rem;font-weight:900}.ad-slot p{margin:0;font-size:.88rem}.faq-band{background:var(--surface)}.faq-list{display:grid;gap:10px}.faq-list details{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}.faq-list summary{cursor:pointer;padding:16px 18px;font-weight:900}.faq-list p{margin:0;padding:0 18px 18px;color:var(--muted)}.legal-page{padding:72px 0;background:var(--surface)}.legal-page>.breadcrumb{margin-top:0;padding:0 0 28px}.legal-shell{max-width:820px}.legal-shell section{padding:28px 0;border-top:1px solid var(--line)}.legal-shell h2{margin:0 0 12px;font-size:1.35rem}.legal-shell p{color:var(--muted)}.legal-shell a{color:var(--accent-dark);font-weight:800;text-decoration:underline;text-underline-offset:3px}.legal-shell a:hover{color:var(--accent)}.site-footer{border-top:1px solid var(--line);background:#0f172a;color:#e2e8f0}.footer-shell{width:min(1120px,calc(100% - 40px));margin:0 auto;padding:48px 0;display:grid;gap:30px}.footer-shell p,.footer-groups a,.footer-legal a{color:#cbd5e1}.footer-groups{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}.footer-groups h2{margin:0 0 10px;color:#fff;font-size:1rem}.footer-groups a,.footer-legal a{min-height:44px;display:flex;align-items:center;font-size:.92rem}.footer-legal{display:flex;flex-wrap:wrap;gap:16px;border-top:1px solid rgba(255,255,255,.12);padding-top:20px}@media(max-width:920px){.site-header{grid-template-columns:1fr;row-gap:10px;padding:12px 20px}.header-contact{display:none}.site-nav{grid-column:1 / -1;justify-content:flex-start;overflow-x:auto}.breadcrumb{margin-top:14px;padding-right:20px;padding-left:20px}.breadcrumb-narrow{padding-right:0;padding-left:0}.home-hero,.tool-hero{min-height:auto;grid-template-columns:1fr;gap:32px;padding:42px 20px 56px;background:var(--bg)}.home-hero-copy h1{font-size:3.2rem}.tool-copy{position:static}.tool-copy h1{font-size:2.6rem}.hero-visual,.tool-group,.trust-grid,.two-column,.support-grid{grid-template-columns:1fr}.document-stack{width:180px;height:230px}.tool-card-grid,.tool-card-grid.compact,.footer-groups,.notice-shell,.password-grid{grid-template-columns:1fr}}@media(max-width:560px){.header-contact{display:none}.site-header{row-gap:10px}.site-nav{gap:18px}.breadcrumb+.tool-hero{padding-top:14px}.home-hero-copy h1{font-size:2.65rem}.tool-hero{gap:24px;padding-bottom:44px}.tool-copy h1{font-size:2.2rem}.hero-lead{margin-bottom:0;font-size:1.04rem;line-height:1.55}.benefit-strip{gap:8px;margin-top:18px}.benefit-strip li{padding:7px 10px}.tool-panel{display:flex;flex-direction:column;padding:16px}.panel-status{margin-bottom:10px}.drop-zone{min-height:168px;gap:8px;padding:20px}.drop-icon{width:42px;height:54px}.drop-title{font-size:1.08rem}.drop-help{font-size:.9rem}.file-list{min-height:52px;margin-top:10px;padding:10px}.panel-actions{order:4;margin-top:14px}.panel-actions .primary-action{min-width:122px}.limit-note{flex-basis:100%}.password-grid,.password-field{order:5}.option-group{order:6;margin-top:14px;padding:14px}.progress-panel{order:7}.result-box{order:8;margin-top:14px;padding:16px}.hero-visual{grid-template-columns:1fr}.content-band{padding:54px 0}.option-list{display:grid}.option-list label{min-height:44px}.file-list li,.file-actions{justify-content:stretch}.file-list li{align-items:stretch;flex-direction:column}.footer-groups a,.footer-legal a{min-height:44px}}