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1.22rem;--fs-body-lg: 1.08rem;--fs-body: 1rem;--fs-small: .88rem;--fs-caption: .76rem;--lh-base: 1.8;--lh-tight: 1.22;--sp-xs: 4px;--sp-sm: 8px;--sp-md: 16px;--sp-lg: 24px;--sp-xl: 32px;--sp-2xl: 48px;--sp-3xl: 64px;--sp-section: clamp(4rem, 3rem + 4vw, 7rem);--radius-sm: 3px;--radius-md: 4px;--radius-lg: 8px;--radius-xl: 14px;--radius-full: 999px;--shadow-sm: 0 1px 2px rgba(16, 34, 30, .06);--shadow-md: 0 2px 6px rgba(16, 34, 30, .08), 0 12px 28px rgba(16, 34, 30, .1);--shadow-lg: 0 4px 12px rgba(16, 34, 30, .1), 0 24px 56px rgba(16, 34, 30, .16);--shadow-hard: 5px 5px 0 rgba(16, 34, 30, .16);--shadow-hard-orange: 5px 5px 0 rgba(255, 107, 44, .22);--site-accent: var(--color-primary);--site-accent-hover: var(--color-primary-hover);--header-bg: rgba(244, 240, 232, .92);--hero-bg: var(--color-deep);--card-bg: var(--color-white)}[data-site=ai],[data-site=dx],[data-site=demo]{--site-accent: var(--color-primary);--site-accent-hover: 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.95rem;border-radius:2px;white-space:nowrap}.stat-row{display:grid;gap:var(--sp-lg);grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}.stat{background:var(--card-bg);border:1px solid var(--color-line);border-radius:var(--radius-lg);padding:var(--sp-xl);text-align:center;box-shadow:var(--shadow-sm)}.stat .num{font-family:var(--font-display);font-size:clamp(2.2rem,1.8rem + 1.5vw,3rem);font-weight:800;color:var(--site-accent);line-height:1.1;font-variant-numeric:tabular-nums;letter-spacing:-.02em}.stat .label{color:var(--color-muted);font-size:var(--fs-small);margin-top:var(--sp-xs)}.faq-item{border-bottom:1px solid var(--color-line);padding:var(--sp-md) 0}.faq-q{font-weight:650;color:var(--color-ink);cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:var(--sp-md);align-items:baseline}.faq-q::-webkit-details-marker{display:none}.faq-q:after{content:"+";color:var(--site-accent);font-weight:700;flex:none;transition:transform .2s ease}details[open] 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18%,transparent)}.form-note{font-size:var(--fs-small);color:var(--color-muted);margin-top:var(--sp-sm)}.form-status{font-size:var(--fs-small);margin-top:var(--sp-sm);min-height:1.2em}.form-status.ok{color:var(--color-success)}.form-status.err{color:var(--color-danger)}.form-status.load{color:var(--color-muted)}.site-strip{background:var(--color-deep);color:#fffdf899;font-size:var(--fs-caption);border-bottom:1px solid rgba(255,253,248,.1)}[data-site] .site-strip{background:var(--color-deep)}@media .site-strip-inner{display: flex;align-items: center;justify-content: space-between;min-height: 38px;gap: var(--sp-md);padding-top: 6px;padding-bottom: 6px}.strip-brand{font-weight:600;color:var(--color-white);white-space:nowrap;font-family:var(--font-mono);font-size:var(--fs-caption);letter-spacing:.06em}.strip-links{display:flex;gap:var(--sp-sm) var(--sp-md);flex-wrap:wrap;align-items:center}.strip-link{color:var(--color-muted-2);padding:2px 8px;border-radius:var(--radius-full);transition:all 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1.2vw,1.7rem);align-items:center}.nav-links>a{color:var(--color-ink-3);font-size:var(--fs-small);font-weight:550;padding:.35rem .1rem;position:relative;white-space:nowrap}.nav-links>a:hover{color:var(--color-ink);text-decoration:none}.nav-links>a[aria-current=page]{color:var(--site-accent);font-weight:700}.nav-links>a[aria-current=page]:after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;background:var(--site-accent)}.nav-cta{margin-left:var(--sp-sm);padding:.55rem 1rem;font-size:var(--fs-small)}.nav-tel{font-family:var(--font-mono);font-size:var(--fs-small);color:var(--color-muted);white-space:nowrap}.nav-tel:hover{color:var(--site-accent);text-decoration:none}.nav-toggle{display:none;align-items:center;justify-content:center;flex-direction:column;gap:5px;width:42px;height:42px;border:1px solid var(--color-line);border-radius:var(--radius-md);background:var(--card-bg);cursor:pointer;padding:0}.nav-toggle span{display:block;width:18px;height:2px;background:var(--color-ink-2);border-radius:2px;transition:transform .2s ease,opacity .2s ease}.nav-toggle[aria-expanded=true] span:nth-child(1){transform:translateY(7px) rotate(45deg)}.nav-toggle[aria-expanded=true] span:nth-child(2){opacity:0}.nav-toggle[aria-expanded=true] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.mobile-menu{display:none}@media (max-width: 920px){.nav-links{display:none}.nav-toggle{display:inline-flex}.mobile-menu{display:none;flex-direction:column;gap:2px;padding:var(--sp-md) var(--sp-lg) var(--sp-lg);border-top:1px solid var(--color-line);background:var(--card-bg)}.mobile-menu.open{display:flex}.mobile-menu a{padding:.7rem .4rem;color:var(--color-ink-2);font-weight:550;border-bottom:1px solid var(--color-line)}.mobile-menu a:hover{text-decoration:none;color:var(--site-accent)}.mobile-menu .btn{margin-top:var(--sp-md);justify-content:center;border-bottom:none}}.site-footer{background:var(--color-deep);color:#fffdf89e;padding:var(--sp-3xl) 0 var(--sp-xl);margin-top:var(--sp-section);font-size:var(--fs-small)}[data-site] .site-footer{background:var(--color-deep)}@media .site-footer a{color: rgba(255,253,248,.8)}.site-footer a:hover{color:#fff}.site-footer h4{color:var(--color-white);font-size:var(--fs-small);margin-bottom:var(--sp-md);letter-spacing:.06em;font-family:var(--font-mono);font-weight:500;text-transform:uppercase}.footer-grid{display:grid;gap:var(--sp-2xl);grid-template-columns:1.6fr 1fr 1fr 1fr}.footer-brand{font-family:var(--font-display);font-weight:800;font-size:1.2rem;color:var(--color-white);display:flex;align-items:center;gap:var(--sp-sm);margin-bottom:var(--sp-md)}.footer-desc{color:#fffdf89e;max-width:34em}.footer-col ul{list-style:none;padding:0;margin:0}.footer-col li{margin-bottom:.6em}.footer-bottom{margin-top:var(--sp-2xl);padding-top:var(--sp-lg);border-top:1px solid rgba(255,253,248,.12);display:flex;flex-wrap:wrap;gap:var(--sp-md);justify-content:space-between;font-size:var(--fs-caption);color:#fffdf86b}@media (max-width: 860px){.footer-grid{grid-template-columns:1fr 1fr}}@media (max-width: 520px){.footer-grid{grid-template-columns:1fr}}.industry-card{display:flex;flex-direction:column;gap:var(--sp-sm);background:var(--card-bg);border:1px solid var(--color-line);border-radius:var(--radius-lg);padding:var(--sp-xl);box-shadow:var(--shadow-sm);color:inherit}.industry-card:hover{text-decoration:none;box-shadow:var(--shadow-md);transform:translateY(-4px);border-color:color-mix(in srgb,var(--site-accent) 35%,var(--color-line))}.industry-card .ic{width:48px;height:48px;border-radius:var(--radius-md);font-size:24px;display:flex;align-items:center;justify-content:center;background:color-mix(in srgb,var(--site-accent) 8%,var(--card-bg));border:1px solid color-mix(in srgb,var(--site-accent) 16%,transparent)}.industry-card h3{margin:0}.industry-card p{font-size:var(--fs-small);color:var(--color-muted);margin:0;flex:1}.industry-card .more{font-size:var(--fs-small);font-weight:650;color:var(--site-accent)}.case-card{background:var(--card-bg);border:1px solid var(--color-line);border-radius:var(--radius-lg);padding:var(--sp-xl);box-shadow:var(--shadow-sm)}.case-card .case-head{display:flex;gap:var(--sp-md);align-items:center;margin-bottom:var(--sp-md)}.case-card .case-logo{width:48px;height:48px;border-radius:var(--radius-md);flex:none;background:color-mix(in srgb,var(--site-accent) 8%,var(--card-bg));color:var(--site-accent);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.1rem}.case-card .case-industry{font-size:var(--fs-caption);color:var(--color-muted)}.case-card h3{margin:0;font-size:var(--fs-h3)}.case-card dl{display:grid;grid-template-columns:auto 1fr;gap:var(--sp-xs) var(--sp-md);margin:0;font-size:var(--fs-small)}.case-card dt{color:var(--color-muted);font-weight:600;white-space:nowrap}.case-card dd{margin:0;color:var(--color-ink-3)}.case-card .roi{color:var(--color-success);font-weight:750}.service-card{background:var(--card-bg);border:1px solid var(--color-line);border-radius:var(--radius-lg);padding:var(--sp-xl);box-shadow:var(--shadow-sm);display:flex;flex-direction:column}.service-card .ic{width:48px;height:48px;border-radius:var(--radius-md);font-size:24px;display:flex;align-items:center;justify-content:center;background:color-mix(in srgb,var(--site-accent) 8%,var(--card-bg));border:1px solid color-mix(in srgb,var(--site-accent) 16%,transparent)}.service-card h3{margin:var(--sp-md) 0 var(--sp-xs)}.service-card .tagline{color:var(--color-muted);font-size:var(--fs-small);margin-bottom:var(--sp-md)}.service-card ul{font-size:var(--fs-small);color:var(--color-ink-3);flex:1}.service-card .price{color:var(--site-accent);font-weight:750;margin-top:var(--sp-md);padding-top:var(--sp-md);border-top:1px dashed var(--color-line-strong);font-variant-numeric:tabular-nums}.service-card.featured{border-color:color-mix(in srgb,var(--site-accent) 40%,transparent);box-shadow:0 0 0 1px color-mix(in srgb,var(--site-accent) 20%,transparent),var(--shadow-md);position:relative}.process-steps{display:flex;flex-wrap:wrap;gap:var(--sp-sm);margin:var(--sp-md) 0;padding:0}.process-steps li{list-style:none;background:var(--color-surface);border-radius:var(--radius-full);padding:.4rem .9rem;font-size:var(--fs-small);color:var(--color-ink-3)}.seg-grid{display:grid;gap:var(--sp-md);grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}.seg{background:var(--card-bg);border:1px solid var(--color-line);border-left:4px solid var(--site-accent);border-radius:var(--radius-md);padding:var(--sp-lg)}.seg h4{margin:0 0 var(--sp-sm);font-size:var(--fs-caption);letter-spacing:.06em;color:var(--site-accent)}.seg .big{font-size:var(--fs-h2);font-weight:800;color:var(--color-ink)}.seg p{margin:0;font-size:var(--fs-small);white-space:pre-wrap}.post-list{display:grid;gap:var(--sp-lg)}.post-item{background:var(--card-bg);border:1px solid var(--color-line);border-radius:var(--radius-lg);padding:var(--sp-xl);box-shadow:var(--shadow-sm);color:inherit}.post-item:hover{text-decoration:none;box-shadow:var(--shadow-md);transform:translateY(-3px);border-color:var(--color-line-strong)}.post-item h3{margin:0 0 var(--sp-xs)}.post-item .meta{font-size:var(--fs-caption);color:var(--color-muted);margin-bottom:var(--sp-sm)}.post-item p{margin:0;font-size:var(--fs-small)}.prose{max-width:46em}.prose h2{margin-top:var(--sp-2xl);padding-top:var(--sp-lg);border-top:1px solid var(--color-line)}.prose h3{margin-top:var(--sp-xl)}.prose blockquote{margin:var(--sp-lg) 0;padding:var(--sp-md) var(--sp-lg);border-left:4px solid var(--site-accent);background:color-mix(in srgb,var(--site-accent) 5%,transparent);border-radius:0 var(--radius-md) var(--radius-md) 0;color:var(--color-ink-2)}.prose li{margin-bottom:.5em}.ai-fab{position:fixed;right:var(--sp-lg);bottom:var(--sp-lg);z-index:80;display:inline-flex;align-items:center;gap:var(--sp-sm);background:var(--card-bg);border:1.5px solid var(--site-accent);color:var(--site-accent);font-weight:650;font-size:var(--fs-small);padding:.7rem 1.1rem;border-radius:var(--radius-full);box-shadow:var(--shadow-md);text-decoration:none;transition:transform .16s ease,box-shadow .16s ease}.ai-fab:hover{background:var(--color-surface);text-decoration:none;transform:translateY(-2px)}.ai-fab .dot{width:8px;height:8px;border-radius:99px;background:var(--color-success)}.cta-band{position:relative;overflow:hidden;background:var(--color-deep);color:var(--color-white);border-radius:var(--radius-lg);padding:clamp(2.2rem,1.6rem + 3vw,4rem)}.cta-band:before{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(620px 260px at 88% 10%,rgba(255,107,44,.2),transparent 62%),radial-gradient(rgba(255,253,248,.1) .6px,transparent .6px);background-size:auto,5px 5px}.cta-band h2{color:var(--color-white);margin-bottom:var(--sp-sm)}.cta-band p{color:#fffdf8c7;max-width:40em}.cta-band .btn{background:var(--site-accent);color:var(--color-deep);border-color:transparent;box-shadow:var(--shadow-hard-orange)}.cta-band .btn:hover{box-shadow:7px 7px #ff6b2c4d}.cta-band .btn.btn-outline{background:transparent;color:var(--color-white);border-color:#fffdf880;box-shadow:none}.cta-inner{position:relative;display:flex;flex-wrap:wrap;gap:var(--sp-lg);align-items:center;justify-content:space-between}.cta-actions{display:flex;gap:var(--sp-md);flex-wrap:wrap}.pill{display:inline-block;font-size:11px;padding:2px 9px;border-radius:999px;background:var(--color-surface);color:var(--color-muted);border:1px solid var(--color-line)}@media (prefers-reduced-motion: no-preference){.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}.reveal.in{opacity:1;transform:none}.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}}.aiw-root{position:fixed;right:var(--sp-lg);bottom:var(--sp-lg);z-index:100;display:flex;flex-direction:column;align-items:flex-end;gap:var(--sp-md)}.aiw-fab{display:inline-flex;align-items:center;gap:.5em;background:var(--site-accent);color:var(--color-deep);border:none;cursor:pointer;font-weight:700;font-size:var(--fs-small);padding:.8rem 1.2rem;border-radius:var(--radius-full);box-shadow:var(--shadow-hard-orange);transition:transform .16s ease,box-shadow .16s ease,opacity .2s ease;font-family:var(--font-base)}.aiw-fab:hover{transform:translateY(-2px);box-shadow:0 12px 36px #1677ff6b}.aiw-fab.hidden{opacity:0;pointer-events:none}.aiw-fab-icon{font-size:1.05em}.aiw-panel{width:min(380px,calc(100vw - 32px));height:min(560px,calc(100dvh - 140px));background:var(--card-bg);border:1px solid var(--color-line);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);display:flex;flex-direction:column;overflow:hidden}.aiw-panel[hidden]{display:none!important}.aiw-head{display:flex;align-items:center;justify-content:space-between;padding:var(--sp-md) var(--sp-lg);border-bottom:1px solid var(--color-line);background:color-mix(in srgb,var(--site-accent) 5%,var(--card-bg))}.aiw-title{display:flex;align-items:center;gap:.5em;font-weight:750;color:var(--color-ink);font-size:var(--fs-small)}.aiw-dot{width:8px;height:8px;border-radius:99px;background:var(--color-success);box-shadow:0 0 0 3px #16a34a29}.aiw-close{background:none;border:none;font-size:1.4rem;line-height:1;cursor:pointer;color:var(--color-muted);padding:0 .2em}.aiw-close:hover{color:var(--color-ink)}.aiw-body{flex:1;overflow-y:auto;padding:var(--sp-lg);display:flex;flex-direction:column;gap:var(--sp-md)}.aiw-msg{max-width:86%;padding:.7rem .95rem;border-radius:var(--radius-md);font-size:var(--fs-small);line-height:1.65;white-space:pre-wrap;word-break:break-word}.aiw-msg.bot{background:var(--color-surface);color:var(--color-ink-2);align-self:flex-start;border-bottom-left-radius:4px}.aiw-msg.bot a{text-decoration:underline}.aiw-msg.user{background:var(--color-deep);color:var(--color-white);align-self:flex-end;border-bottom-right-radius:4px}.aiw-msg.loading{color:var(--color-muted-2);font-style:italic}.aiw-chips{display:flex;flex-wrap:wrap;gap:var(--sp-sm)}.aiw-chips button{border:1px solid var(--color-line-strong);background:var(--card-bg);color:var(--color-ink-3);font-size:var(--fs-caption);padding:.35rem .75rem;border-radius:var(--radius-full);cursor:pointer;font-family:var(--font-base);transition:all .15s ease}.aiw-chips button:hover{border-color:var(--site-accent);color:var(--site-accent)}.aiw-input{display:flex;gap:var(--sp-sm);padding:var(--sp-md) var(--sp-lg);border-top:1px solid var(--color-line)}.aiw-input input{flex:1;border:1px solid var(--color-line-strong);border-radius:var(--radius-md);padding:.6rem .8rem;font-size:var(--fs-small);background:var(--color-bg);color:var(--color-ink);font-family:var(--font-base)}.aiw-input input:focus{outline:none;border-color:var(--site-accent)}.aiw-send{background:var(--site-accent);color:var(--color-deep);border:none;border-radius:2px;width:42px;cursor:pointer;font-size:1rem}.aiw-send:hover{background:var(--site-accent-hover)}.aiw-note{margin:0;padding:0 var(--sp-lg) var(--sp-sm);font-size:var(--fs-caption);color:var(--color-muted-2);text-align:center}@media (max-width: 720px){.aiw-root{right:var(--sp-md);bottom:var(--sp-md)}.aiw-panel{height:min(70dvh,540px)}}.gate{max-width:420px;margin:var(--sp-3xl) auto;background:var(--card-bg);border:1px solid var(--color-line);border-radius:var(--radius-lg);padding:var(--sp-2xl);box-shadow:var(--shadow-md);text-align:center}.gate input{width:100%;padding:.7rem .9rem;border:1px solid var(--color-line-strong);border-radius:var(--radius-md);font-size:var(--fs-body);margin:var(--sp-md) 0;background:var(--color-bg);color:var(--color-ink)}.gate .hint{font-size:var(--fs-caption);color:var(--color-muted)}.admin-shell{min-height:100vh;display:grid;grid-template-columns:240px 1fr}.admin-side{background:#0a1830;color:#fff;padding:var(--sp-lg);position:sticky;top:0;height:100vh;overflow:auto}.admin-side .brand{display:flex;align-items:center;gap:var(--sp-sm);font-weight:700;margin-bottom:var(--sp-xl);color:#fff}.admin-side .brand .dot{width:12px;height:12px;border-radius:4px;background:var(--gradient-brand)}.admin-side a{display:block;color:#cbd5e1;padding:.6rem .8rem;border-radius:var(--radius-md);font-size:var(--fs-small);margin-bottom:4px}.admin-side a:hover,.admin-side a.active{background:#ffffff1a;color:#fff;text-decoration:none}.admin-main{padding:var(--sp-xl) var(--sp-2xl);background:var(--color-surface)}.admin-main h1{font-size:var(--fs-h2)}.kpi-row{display:grid;gap:var(--sp-md);grid-template-columns:repeat(auto-fit,minmax(160px,1fr));margin-bottom:var(--sp-lg)}.kpi{background:var(--card-bg);border:1px solid var(--color-line);border-radius:var(--radius-lg);padding:var(--sp-lg);box-shadow:var(--shadow-sm)}.kpi .num{font-size:var(--fs-h1);font-weight:800;color:var(--site-accent)}.kpi .label{font-size:var(--fs-caption);color:var(--color-muted)}.module-card{background:var(--card-bg);border:1px solid var(--color-line);border-radius:var(--radius-lg);padding:var(--sp-lg);box-shadow:var(--shadow-sm);overflow:auto}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--color-surface);padding:var(--sp-lg)}.login-card{width:100%;max-width:400px;background:var(--card-bg);border:1px solid var(--color-line);border-radius:var(--radius-lg);padding:var(--sp-2xl);box-shadow:var(--shadow-md)}.login-card h1{font-size:var(--fs-h2)}.drawer-bg{position:fixed;inset:0;background:#0a183073;display:none;align-items:flex-end;justify-content:flex-end;z-index:120}.drawer-bg.show{display:flex}.drawer{background:var(--card-bg);width:100%;max-width:460px;height:100%;padding:var(--sp-xl);overflow:auto}@media (max-width: 720px){.hero-cta .btn{width:100%}.cta-inner{flex-direction:column;align-items:flex-start}.section-head{margin-bottom:var(--sp-xl)}}