:root{--ink: #181815;--ink-soft: #2b2a26;--paper: #f6f2e8;--surface: #fffdf7;--surface-muted: #e8e3d8;--line: #ded7c7;--acid: #dfff22;--acid-deep: #c3e400;--violet: #7348f5;--violet-soft: #efeaff;--coral: #ff744f;--sage: #78d89a;--danger: #d94d37;--muted: #77736a;--bg: var(--paper);--fg: var(--ink);--accent: var(--acid);--link: var(--violet);--font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Noto Sans SC", "Segoe UI", Roboto, Helvetica, Arial, "Microsoft YaHei", sans-serif;--font-mono: "SF Mono", "JetBrains Mono", "Roboto Mono", ui-monospace, Menlo, Consolas, monospace;--fs-hero: clamp(2.75rem, 7vw, 5.5rem);--fs-display: clamp(2rem, 4.5vw, 3.25rem);--fs-title: clamp(1.5rem, 2.8vw, 2.25rem);--fs-subtitle: clamp(1.1rem, 1.6vw, 1.35rem);--fs-body: 1.0625rem;--fs-small: .9375rem;--fs-eyebrow: .75rem;--sp-xs: .5rem;--sp-sm: .75rem;--sp-md: 1rem;--sp-lg: 1.25rem;--sp-xl: 1.5rem;--sp-2xl: 2rem;--sp-3xl: 3rem;--sp-4xl: 4.5rem;--sp-section: clamp(4rem, 9vw, 8rem);--r-sm: 8px;--r-control: 12px;--r-card: 16px;--r-feature: 20px;--r-sheet: 24px;--r-pill: 999px;--page-max: 1120px;--gutter: clamp(1.25rem, 5vw, 3rem);--shadow-sm: 0 1px 2px rgba(24, 24, 21, .06);--shadow-card: 0 2px 4px rgba(24, 24, 21, .04), 0 12px 32px rgba(24, 24, 21, .08);--shadow-lift: 0 8px 16px rgba(24, 24, 21, .06), 0 24px 56px rgba(24, 24, 21, .12);--ease: cubic-bezier(.22, 1, .36, 1)}*,*:before,*:after{box-sizing:border-box}*{margin:0}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}body{font-family:var(--font-sans);font-size:var(--fs-body);line-height:1.6;color:var(--fg);background:var(--bg);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}h1,h2,h3{line-height:1.05;letter-spacing:-.02em;font-weight:900}.wrap{width:100%;max-width:var(--page-max);margin-inline:auto;padding-inline:var(--gutter)}.wrap-narrow{max-width:780px}.section{padding-block:var(--sp-section)}.section-ink{background:var(--ink);color:var(--paper)}.section-soft{background:var(--surface-muted)}.skip-link{position:absolute;left:-9999px;top:0;background:var(--ink);color:var(--paper);padding:.5rem 1rem;z-index:200;border-radius:0 0 var(--r-sm) 0}.skip-link:focus{left:0}.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s var(--ease),transform .7s var(--ease)}.reveal.is-visible{opacity:1;transform:none}@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}.wordmark{font-weight:900;font-size:1.35rem;letter-spacing:.04em;display:inline-flex;align-items:flex-start;gap:2px}.wordmark-spark{color:var(--acid-deep);font-size:.55em;margin-top:.1em}.section-ink .wordmark-spark,.footer .wordmark-spark{color:var(--acid)}.eyebrow,.hero-eyebrow{font-family:var(--font-mono);font-size:var(--fs-eyebrow);font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);display:inline-flex;align-items:center;gap:.5em}.hero-eyebrow svg,.eyebrow svg{color:var(--violet)}.section-ink .eyebrow{color:#f6f2e899}.btn{display:inline-flex;align-items:center;gap:.5em;font-weight:700;font-size:var(--fs-small);padding:.7em 1.15em;border-radius:var(--r-pill);border:1.5px solid transparent;cursor:pointer;transition:transform .25s var(--ease),background .25s var(--ease),color .25s var(--ease),box-shadow .25s var(--ease);white-space:nowrap}.btn-lg{font-size:var(--fs-body);padding:.9em 1.5em}.btn-acid{background:var(--acid);color:var(--ink)}.btn-acid:hover{background:var(--acid-deep);transform:translateY(-2px);box-shadow:var(--shadow-lift)}.btn-ink{background:var(--ink);color:var(--paper)}.btn-ink:hover{transform:translateY(-2px);box-shadow:var(--shadow-lift)}.btn-ghost{border-color:currentColor;color:var(--ink)}.btn-ghost:hover{background:var(--ink);color:var(--paper)}.nav{position:sticky;top:0;z-index:100;transition:background .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);border-bottom:1px solid transparent}.nav.is-scrolled{background:#f6f2e8d1;-webkit-backdrop-filter:saturate(1.4) blur(12px);backdrop-filter:saturate(1.4) blur(12px);border-bottom-color:var(--line)}.nav-inner{max-width:var(--page-max);margin-inline:auto;padding:.85rem var(--gutter);display:flex;align-items:center;justify-content:space-between;gap:var(--sp-lg)}.nav-links{display:flex;gap:clamp(.9rem,2vw,1.75rem);font-size:var(--fs-small);font-weight:600}.nav-links a{color:var(--ink-soft);position:relative;padding-block:.2em}.nav-links a:after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--acid-deep);transition:width .25s var(--ease)}.nav-links a:hover:after{width:100%}.nav-cta{font-size:.8rem;padding:.55em 1em}@media(max-width:720px){.nav-links{display:none}}.hero{position:relative;padding:clamp(4.5rem,12vw,9rem) var(--gutter) clamp(3.5rem,8vw,6rem);overflow:hidden}.hero-grain{position:absolute;inset:0;background-image:radial-gradient(circle at 1px 1px,rgba(24,24,21,.06) 1px,transparent 0);background-size:22px 22px;-webkit-mask-image:radial-gradient(ellipse 80% 70% at 70% 0%,#000 30%,transparent 75%);mask-image:radial-gradient(ellipse 80% 70% at 70% 0%,#000 30%,transparent 75%);pointer-events:none}.hero-inner{position:relative;max-width:var(--page-max);margin-inline:auto}.hero-title{font-size:var(--fs-hero);margin-top:var(--sp-lg);letter-spacing:-.035em}.hero-line{display:block}.hero-accent{position:relative;width:-moz-fit-content;width:fit-content}.hero-accent:after{content:"";position:absolute;left:-.05em;right:-.05em;bottom:.08em;height:.28em;background:var(--acid);z-index:-1;transform:skew(-6deg)}.hero-lead{margin-top:var(--sp-xl);font-size:var(--fs-subtitle);line-height:1.55;max-width:42ch;color:var(--ink-soft)}.hero-ticker{margin-top:var(--sp-lg);font-family:var(--font-mono);font-size:clamp(1rem,1.8vw,1.25rem);font-weight:600;display:flex;align-items:baseline;gap:.5em}.ticker-fixed{color:var(--muted)}.ticker-rot{position:relative;display:inline-block;height:1.5em;min-width:12em;overflow:hidden}.ticker-word{position:absolute;left:0;top:0;white-space:nowrap;color:var(--violet);font-weight:800;opacity:0;animation:ticker 8s infinite}.ticker-word:nth-child(1){animation-delay:0s}.ticker-word:nth-child(2){animation-delay:2s}.ticker-word:nth-child(3){animation-delay:4s}.ticker-word:nth-child(4){animation-delay:6s}@keyframes ticker{0%{opacity:0;transform:translateY(90%)}4%{opacity:1;transform:translateY(0)}22%{opacity:1;transform:translateY(0)}26%{opacity:0;transform:translateY(-90%)}to{opacity:0;transform:translateY(-90%)}}@media(prefers-reduced-motion:reduce){.ticker-word{animation:none}.ticker-word:first-child{position:relative;opacity:1}}.hero-actions{margin-top:var(--sp-2xl);display:flex;flex-wrap:wrap;gap:var(--sp-md)}.hero-note{margin-top:var(--sp-lg);font-size:var(--fs-small);color:var(--muted)}.sec-head{max-width:44ch;margin-bottom:var(--sp-3xl)}.sec-title{font-size:var(--fs-display);margin-top:var(--sp-md)}.sec-intro{margin-top:var(--sp-lg);font-size:var(--fs-subtitle);color:var(--ink-soft);line-height:1.55}.section-ink .sec-intro{color:#f6f2e8bf}.pillar-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--sp-lg)}.pillar-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-feature);padding:var(--sp-2xl);box-shadow:var(--shadow-card);transition:transform .3s var(--ease),box-shadow .3s var(--ease)}.pillar-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lift)}.pillar-dot{display:block;width:40px;height:40px;border-radius:var(--r-control);margin-bottom:var(--sp-lg)}.pillar-kicker{font-family:var(--font-mono);font-size:var(--fs-eyebrow);letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}.pillar-title{font-size:1.5rem;margin-top:var(--sp-xs)}.pillar-desc{margin-top:var(--sp-md);color:var(--ink-soft)}.steps{list-style:none;padding:0;display:grid;gap:0}.step{display:grid;grid-template-columns:minmax(0,3.5rem) 1fr;gap:var(--sp-xl);padding-block:var(--sp-2xl);border-top:1px solid rgba(246,242,232,.16);align-items:start}.step:last-child{border-bottom:1px solid rgba(246,242,232,.16)}.step-n{font-family:var(--font-mono);font-size:clamp(1.5rem,3vw,2.25rem);font-weight:800;color:var(--acid);line-height:1}.step-t{font-size:clamp(1.35rem,2.4vw,1.75rem)}.step-d{margin-top:var(--sp-sm);color:#f6f2e8c7;max-width:60ch}.why-body{display:grid;gap:var(--sp-lg)}.why-p{font-size:var(--fs-subtitle);line-height:1.65;color:var(--ink-soft)}.pullquote{margin-top:var(--sp-3xl);padding-left:var(--sp-xl);border-left:4px solid var(--acid);font-size:clamp(1.5rem,3.4vw,2.4rem);font-weight:900;line-height:1.2;letter-spacing:-.02em}.pullquote-line{display:block}.aud-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--sp-lg)}.aud-card{padding:var(--sp-xl);border-radius:var(--r-card);background:var(--surface);border:1px solid var(--line)}.aud-tag{font-size:1.2rem}.aud-desc{margin-top:var(--sp-sm);font-size:var(--fs-small);color:var(--ink-soft)}.trust-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--sp-xl)}.trust-item{display:grid;grid-template-columns:2.5rem 1fr;gap:var(--sp-md);align-items:start}.trust-check{display:grid;place-items:center;width:2.5rem;height:2.5rem;border-radius:var(--r-control);background:var(--violet-soft);color:var(--violet);font-size:1.1rem}.trust-t{font-size:1.2rem}.trust-d{margin-top:.35rem;color:var(--ink-soft);font-size:var(--fs-small)}.about-body{display:grid;gap:var(--sp-lg)}.about-p{font-size:var(--fs-subtitle);line-height:1.65;color:#f6f2e8d1}.about-meta{margin-top:var(--sp-2xl);display:flex;flex-wrap:wrap;justify-content:space-between;gap:var(--sp-md);padding-top:var(--sp-lg);border-top:1px solid rgba(246,242,232,.16)}.about-company{font-weight:700}.about-signoff{font-family:var(--font-mono);color:var(--acid);display:inline-flex;align-items:center;gap:.5em}.cta{background:var(--acid);color:var(--ink)}.cta-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:var(--sp-3xl)}.cta-copy{flex:1 1 20rem}.cta-title{font-size:var(--fs-display)}.cta-lead{margin-top:var(--sp-lg);font-size:var(--fs-subtitle);max-width:40ch}.cta-actions{margin-top:var(--sp-2xl)}.cta .btn-acid{background:var(--ink);color:var(--acid)}.cta .btn-acid:hover{background:var(--ink-soft)}.cta-qr{background:var(--surface);padding:var(--sp-md);border-radius:var(--r-feature);box-shadow:var(--shadow-lift);text-align:center}.cta-qr img{border-radius:var(--r-sm)}.cta-qr-cap{margin-top:var(--sp-sm);font-size:.8rem;color:var(--muted)}.platforms{margin-top:var(--sp-2xl);display:flex;flex-wrap:wrap;gap:var(--sp-sm)}.platform{display:inline-flex;align-items:center;gap:.5em;padding:.5em .95em;border-radius:var(--r-pill);background:#18181512;border:1.5px solid rgba(24,24,21,.16);font-size:var(--fs-small);font-weight:700}.platform-status{font-family:var(--font-mono);font-size:.72rem;font-weight:600;color:var(--ink-soft);opacity:.7}.platform.is-primary{background:var(--ink);color:var(--acid);border-color:var(--ink)}.platform.is-primary .platform-status{color:var(--acid);opacity:.85}.cta-pending{display:grid;place-items:center;gap:.35rem;min-width:190px;padding:var(--sp-2xl) var(--sp-xl);text-align:center;background:var(--surface);border:2px dashed rgba(24,24,21,.28);border-radius:var(--r-feature);color:var(--muted)}.pending-label{font-weight:800;font-size:1.05rem;color:var(--ink)}.pending-status{font-family:var(--font-mono);font-size:.78rem;letter-spacing:.12em;color:var(--muted)}.footer{background:var(--ink);color:var(--paper);padding-block:var(--sp-4xl)}.footer-inner{display:flex;flex-wrap:wrap;justify-content:space-between;gap:var(--sp-2xl)}.footer-tag{margin-top:var(--sp-md);color:#f6f2e8a6;max-width:24ch}.footer-owner{display:inline-flex;align-items:center;gap:.4em;margin-top:var(--sp-lg);font-family:var(--font-mono);font-size:var(--fs-small);color:var(--acid)}.footer-owner:hover{text-decoration:underline}.footer-beian a:hover{color:var(--acid)}.footer-cols{display:grid;gap:var(--sp-sm);font-size:var(--fs-small);color:#f6f2e8b3;align-content:start}.footer-links{display:flex;gap:var(--sp-lg);margin-bottom:var(--sp-xs)}.footer-links a:hover{color:var(--acid)}@media(max-width:900px){.pillar-grid{grid-template-columns:1fr}.aud-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:640px){.trust-grid,.aud-grid{grid-template-columns:1fr}.step{grid-template-columns:1fr;gap:var(--sp-sm)}}