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var(--paper-warm);--bg-invert: var(--navy-800);--text: var(--ink-900);--text-muted: var(--navy-400);--text-invert: #ffffff;--text-invert-muted: #c2cade;--brand: var(--navy-800);--accent: var(--gold-500);--accent-strong: var(--gold-600);--seal: var(--burgundy-700);--border: var(--line-200);--border-strong: var(--line-300);--ok: var(--green-600);--ok-bg: var(--green-50);--danger: var(--red-600);--focus: var(--ripple-500);--font-display: "Playfair Display", "Iowan Old Style", Georgia, serif;--font-body: "DM Sans", system-ui, -apple-system, "Segoe UI", sans-serif;--font-mono: ui-monospace, "SF Mono", "Cascadia Mono", Menlo, monospace;--fs-hero: clamp(2.35rem, 1.5rem + 3.6vw, 4.4rem);--fs-h2: clamp(1.9rem, 1.2rem + 2.6vw, 3.1rem);--fs-h3: clamp(1.2rem, 1.05rem + .7vw, 1.5rem);--fs-lead: clamp(1.06rem, .98rem + .5vw, 1.3rem);--fs-body: 1rem;--fs-small: .875rem;--fs-eyebrow: .78rem;--space-1: .5rem;--space-2: 1rem;--space-3: 1.5rem;--space-4: 2.5rem;--space-5: 4rem;--space-6: 6rem;--section-y: clamp(5rem, 3rem + 9vw, 11rem);--container: 1120px;--container-narrow: 720px;--radius-sm: 10px;--radius: 16px;--radius-lg: 24px;--shadow-sm: 0 1px 2px rgba(13, 27, 75, .06);--shadow: 0 1px 2px rgba(13, 27, 75, .05), 0 10px 30px -14px rgba(13, 27, 75, .18);--shadow-lg: 0 2px 4px rgba(13, 27, 75, .04), 0 24px 60px -24px rgba(13, 27, 75, .28);--dur-fast: .16s;--dur: .24s;--dur-slow: .38s;--ease: cubic-bezier(.22, .61, .36, 1);--ease-out: cubic-bezier(.16, 1, .3, 1)}*,*:before,*:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:6rem}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font-body);font-size:var(--fs-body);line-height:1.65;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}h1,h2,h3,h4{font-family:var(--font-display);color:var(--brand);margin:0;line-height:1.08;letter-spacing:-.02em;text-wrap:balance}p{margin:0;text-wrap:pretty}a{color:inherit}img,svg{max-width:100%;height:auto;display:block}ul,ol{margin:0;padding:0;list-style:none}button{font:inherit;cursor:pointer}:lang(ja) h1,:lang(ja) h2,:lang(ja) h3,:lang(zh-CN) h1,:lang(zh-CN) h2,:lang(zh-CN) h3,:lang(zh-TW) h1,:lang(zh-TW) h2,:lang(zh-TW) h3{font-family:var(--font-body),"Hiragino Sans","Noto Sans CJK SC",sans-serif;font-weight:700;letter-spacing:0}:focus-visible{outline:3px solid var(--focus);outline-offset:3px;border-radius:4px}.skip-link{position:absolute;left:-9999px;top:0;z-index:999;background:var(--brand);color:var(--text-invert);padding:var(--space-1) var(--space-2);border-radius:0 0 var(--radius-sm) 0}.skip-link:focus{left:0}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:clamp(1.25rem,4vw,2.5rem)}.container--narrow{max-width:var(--container-narrow)}.section{padding-block:var(--section-y)}.section--alt{background:var(--bg-alt)}.section--warm{background:var(--bg-warm)}.section--invert{background:var(--bg-invert);color:var(--text-invert)}.section--invert h2,.section--invert h3{color:var(--text-invert)}.section-head{max-width:46ch;margin-bottom:var(--space-4)}.section-head--center{margin-inline:auto;text-align:center}.eyebrow{display:block;font-size:.75rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--text-muted);margin-bottom:.85rem}.section--invert .eyebrow{color:var(--text-invert-muted)}h2{font-size:var(--fs-h2)}h3{font-size:var(--fs-h3)}.lead{font-size:var(--fs-lead);color:var(--text-muted);margin-top:var(--space-2);max-width:58ch}.section--invert .lead{color:var(--text-invert-muted)}.section-head--center .lead{margin-inline:auto}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55rem;min-height:48px;padding:.8rem 1.6rem;border:1px solid transparent;border-radius:999px;font-weight:600;font-size:.97rem;letter-spacing:.01em;text-decoration:none;white-space:nowrap;transition:background var(--dur) var(--ease),color var(--dur) var(--ease),border-color var(--dur) var(--ease),transform var(--dur-fast) var(--ease),box-shadow var(--dur) var(--ease)}.btn:active{transform:translateY(1px)}.btn--primary{background:var(--brand);color:var(--text-invert);box-shadow:var(--shadow)}.btn--primary:hover{background:var(--navy-700);box-shadow:var(--shadow-lg)}.btn--accent{background:var(--accent);color:var(--navy-900);box-shadow:0 8px 24px -10px #c49a22a6}.btn--accent:hover{background:var(--gold-600);color:#fff}.btn--ghost{background:transparent;color:var(--brand);border-color:var(--border-strong)}.btn--ghost:hover{border-color:var(--brand);background:var(--bg-alt)}.section--invert .btn--ghost,.cta-band .btn--ghost{color:var(--text-invert);border-color:#ffffff47}.section--invert .btn--ghost:hover,.cta-band .btn--ghost:hover{border-color:#fff;background:#ffffff14}.btn--sm{min-height:40px;padding:.45rem 1.05rem;font-size:.9rem}.btn .icon{width:18px;height:18px;flex:none}.btn-row{display:flex;flex-wrap:wrap;gap:var(--space-2);margin-top:var(--space-3)}.section-head--center .btn-row{justify-content:center}.link-arrow{display:inline-flex;align-items:center;gap:.4rem;font-weight:600;color:var(--brand);text-decoration:none;padding-block:.35rem}.link-arrow .icon{width:16px;height:16px;transition:transform var(--dur) var(--ease)}.link-arrow:hover .icon{transform:translate(4px)}.link-arrow span{box-shadow:inset 0 -1px 0 var(--border-strong);transition:box-shadow var(--dur) var(--ease)}.link-arrow:hover span{box-shadow:inset 0 -1px 0 var(--accent)}.header{position:sticky;top:0;z-index:100;background:#ffffffdb;backdrop-filter:saturate(180%) blur(14px);-webkit-backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid transparent;transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease)}.header[data-scrolled=true]{border-bottom-color:var(--border);box-shadow:var(--shadow-sm)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:var(--space-2);min-height:72px}.brand{display:inline-flex;align-items:center;gap:.6rem;text-decoration:none;flex:none}.brand img{height:34px;width:auto;border-radius:9px}.brand-name{font-weight:700;font-size:1.12rem;letter-spacing:.09em;color:var(--brand)}.header-brand{display:flex;align-items:center;gap:.7rem;flex:none}.brand-tag{display:inline-flex;align-items:center;gap:.35rem;padding:.24rem .7rem;border-radius:999px;background:var(--navy-900);color:var(--gold-300);border:1px solid rgba(196,154,34,.5);font-size:.75rem;font-weight:700;letter-spacing:.05em;text-decoration:none;transition:background var(--dur) var(--ease),color var(--dur) var(--ease)}.brand-tag .icon{width:13px;height:13px}.brand-tag:hover{background:var(--gold-500);color:var(--navy-900)}@media(max-width:480px){.header--agents .brand-name{display:none}}.nav{display:flex;align-items:center;gap:.25rem}.nav a{padding:.55rem .85rem;border-radius:var(--radius-sm);font-size:.94rem;font-weight:500;color:var(--text-muted);text-decoration:none;transition:color var(--dur) var(--ease),background var(--dur) var(--ease)}.nav a:hover{color:var(--brand);background:var(--bg-alt)}.nav a[aria-current=page]{color:var(--brand);font-weight:600}.header-actions{display:flex;align-items:center;gap:.5rem}.menu{display:none;position:relative}.menu>summary{list-style:none;display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:var(--radius-sm);border:1px solid var(--border);color:var(--brand)}.menu>summary::-webkit-details-marker{display:none}.menu[open]>summary{background:var(--bg-alt)}.menu-panel{position:absolute;right:0;top:calc(100% + 10px);min-width:240px;background:var(--paper);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:.6rem;display:flex;flex-direction:column;gap:.15rem;animation:pop var(--dur) var(--ease-out) both}.menu-panel a{padding:.7rem .85rem;border-radius:var(--radius-sm);text-decoration:none;color:var(--text);font-weight:500}.menu-panel a:hover{background:var(--bg-alt)}.menu-panel hr{border:0;border-top:1px solid var(--border);margin:.4rem 0}@keyframes pop{0%{opacity:0;transform:translateY(-6px) scale(.98)}to{opacity:1;transform:none}}@media(max-width:900px){.nav{display:none}.menu{display:block}.header-actions .btn--desktop{display:none}}.lang{position:relative}.lang>summary{list-style:none;display:inline-flex;align-items:center;gap:.4rem;min-height:40px;padding:.4rem .75rem;border:1px solid var(--border);border-radius:999px;font-size:.88rem;font-weight:600;color:var(--text-muted)}.lang>summary::-webkit-details-marker{display:none}.lang[open]>summary{color:var(--brand);border-color:var(--border-strong)}.lang-panel{position:absolute;right:0;top:calc(100% + 8px);background:var(--paper);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:.45rem;display:grid;gap:.1rem;min-width:190px;max-height:60vh;overflow-y:auto;animation:pop var(--dur) var(--ease-out) both;z-index:20}.lang-panel a{padding:.55rem .75rem;border-radius:var(--radius-sm);text-decoration:none;font-size:.92rem;color:var(--text);white-space:nowrap}.lang-panel a:hover{background:var(--bg-alt)}.lang-panel a[aria-current=true]{color:var(--brand);font-weight:700;background:var(--gold-100)}.hero{position:relative;padding-block:clamp(3.5rem,2rem + 8vw,7.5rem) var(--section-y);overflow:hidden}.hero:before{content:"";position:absolute;inset:-30% -10% auto;height:130%;background:radial-gradient(60% 50% at 78% 18%,rgba(196,154,34,.13),transparent 70%),radial-gradient(55% 45% at 12% 4%,rgba(43,127,212,.1),transparent 70%);pointer-events:none;z-index:-1}.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:clamp(2rem,5vw,4.5rem);align-items:center}.hero h1{font-size:var(--fs-hero);font-weight:700}.hero h1 em{font-style:normal;color:var(--seal);background:linear-gradient(transparent 66%,var(--gold-300) 66%,var(--gold-300) 92%,transparent 92%)}.hero .lead{margin-top:var(--space-3)}.hero-note{margin-top:var(--space-3);font-size:var(--fs-small);color:var(--text-muted);display:flex;align-items:center;gap:.5rem}.hero-note .icon{width:16px;height:16px;color:var(--ok);flex:none}@media(max-width:900px){.hero-grid{grid-template-columns:1fr}.hero-visual{max-width:430px;margin-inline:auto;width:100%}}.demo{background:var(--paper);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);overflow:hidden}.demo-bar{display:flex;align-items:center;gap:.45rem;padding:.75rem 1rem;border-bottom:1px solid var(--border);background:var(--bg-alt)}.demo-dot{width:10px;height:10px;border-radius:50%;background:var(--line-300)}.demo-title{margin-left:.4rem;font-size:.72rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--text-muted)}.demo-body{padding:1.4rem;display:grid;gap:1.1rem}.demo-row{display:grid;gap:.3rem}.demo-label{font-size:.68rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--text-muted)}.demo-value{font-family:var(--font-mono);font-size:.8rem;color:var(--brand);word-break:break-all;line-height:1.55}.demo-value--hash{color:var(--seal)}.demo-ok{display:inline-flex;align-items:center;gap:.5rem;padding:.55rem .9rem;border-radius:999px;background:var(--ok-bg);color:var(--ok);font-size:.86rem;font-weight:600;width:fit-content}.demo-ok .icon{width:16px;height:16px}.grid{display:grid;gap:var(--space-3)}.grid--2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}.grid--3{grid-template-columns:repeat(auto-fit,minmax(258px,1fr))}.grid--4{grid-template-columns:repeat(auto-fit,minmax(210px,1fr))}.card{background:var(--paper);border:1px solid var(--border);border-radius:var(--radius);padding:var(--space-3);display:flex;flex-direction:column;gap:.7rem;transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),border-color var(--dur) var(--ease)}.card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--border-strong)}.card h2,.card h3{font-size:1.16rem}.card p{color:var(--text-muted);font-size:.95rem}.card-icon{width:44px;height:44px;display:grid;place-items:center;border-radius:12px;background:var(--gold-100);color:var(--accent-strong);margin-bottom:.2rem}.card-icon .icon{width:22px;height:22px}.section--invert .card{background:#ffffff0d;border-color:#ffffff1f}.section--invert .card p{color:var(--text-invert-muted)}.section--invert .card-icon{background:#c49a2233;color:var(--gold-300)}.steps{counter-reset:step;display:grid;gap:var(--space-3)}.steps--3{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}.step{position:relative;padding-top:var(--space-3)}.step:before{counter-increment:step;content:counter(step,decimal-leading-zero);position:absolute;top:0;left:0;font-family:var(--font-display);font-size:.95rem;font-weight:700;color:var(--accent);letter-spacing:.08em}.step:after{content:"";position:absolute;top:.72rem;left:2.4rem;right:0;height:1px;background:var(--border)}.step h3{margin-bottom:.5rem}.step p{color:var(--text-muted);font-size:.95rem}.section--invert .step p{color:var(--text-invert-muted)}.section--invert .step:after{background:#ffffff29}.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:var(--space-3)}.stat{text-align:center;padding:var(--space-2) 0}.stat dt{font-family:var(--font-display);font-size:clamp(2rem,1.3rem + 2.4vw,3rem);font-weight:700;color:var(--brand);line-height:1}.stat dd{margin:.6rem 0 0;font-size:.88rem;color:var(--text-muted);letter-spacing:.02em}.section--invert .stat dt{color:var(--gold-300)}.section--invert .stat dd{color:var(--text-invert-muted)}.plans{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:var(--space-3);align-items:stretch}.plan{background:var(--paper);border:1px solid var(--border);border-radius:var(--radius-lg);padding:var(--space-3);display:flex;flex-direction:column;gap:var(--space-2)}.plan--featured{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent),var(--shadow-lg);position:relative}.plan-badge{position:absolute;top:-12px;left:var(--space-3);background:var(--accent);color:var(--navy-900);font-size:.7rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;padding:.3rem .7rem;border-radius:999px}.plan-name{font-family:var(--font-display);font-size:1.35rem;color:var(--brand)}.plan-price{display:flex;align-items:baseline;gap:.35rem;flex-wrap:wrap}.plan-price b{font-family:var(--font-display);font-size:2.6rem;font-weight:700;color:var(--brand);line-height:1}.plan-price span{color:var(--text-muted);font-size:.92rem}.price-note{margin:.35rem 0 0;font-size:.8rem;color:var(--text-muted)}.plan-price b.is-long{font-size:1.9rem}.plan ul{display:grid;gap:.6rem;margin-top:.2rem}.plan li{display:flex;gap:.6rem;align-items:flex-start;font-size:.94rem;color:var(--text-muted)}.plan li .tick{margin-top:.05rem}.plan{position:relative}.plan .btn{margin-top:auto;width:100%}.table-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:var(--radius);background:var(--paper);-webkit-overflow-scrolling:touch}table{width:100%;border-collapse:collapse;min-width:620px;font-size:.94rem}th,td{padding:.95rem 1.1rem;text-align:left;border-bottom:1px solid var(--border);vertical-align:top}thead th{background:var(--bg-alt);font-weight:700;color:var(--brand);font-size:.82rem;letter-spacing:.06em;text-transform:uppercase}tbody tr:last-child td,tbody tr:last-child th{border-bottom:0}tbody th{font-weight:600;color:var(--text);width:30%}td{color:var(--text-muted)}.faq{display:grid;gap:.75rem}.faq-item{border:1px solid var(--border);border-radius:var(--radius);background:var(--paper);overflow:hidden;transition:border-color var(--dur) var(--ease)}.faq-item[open]{border-color:var(--border-strong)}.faq-item>summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:var(--space-2);padding:1.05rem 1.25rem;min-height:56px;font-weight:600;color:var(--brand)}.faq-item>summary::-webkit-details-marker{display:none}.faq-item>summary:hover{background:var(--bg-alt)}.faq-item .chev{width:18px;height:18px;flex:none;color:var(--text-muted);transition:transform var(--dur) var(--ease)}.faq-item[open] .chev{transform:rotate(180deg)}.faq-answer{padding:0 1.25rem 1.25rem;color:var(--text-muted)}.quote{border-left:3px solid var(--accent);padding-left:var(--space-3);font-family:var(--font-display);font-size:clamp(1.3rem,1rem + 1.4vw,1.9rem);line-height:1.35;color:var(--brand)}.section--invert .quote{color:var(--text-invert)}.cta-band{background:linear-gradient(135deg,var(--navy-800) 0%,var(--navy-900) 100%);color:var(--text-invert);border-radius:var(--radius-lg);padding:clamp(2.5rem,2rem + 3vw,4.5rem);text-align:center;position:relative;overflow:hidden}.cta-band:after{content:"";position:absolute;inset:auto -20% -60%;height:100%;background:radial-gradient(50% 60% at 50% 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