:root{--paper:#ffffff;--ink:#171c25;--muted:#606b7d;--line:#e0e5ec;--orange:#e4571b;--green:#28734f;--gutter:clamp(24px,4vw,64px);--sans:'IBM Plex Sans',Arial,sans-serif;--mono:'IBM Plex Mono',monospace;font-family:'IBM Plex Sans',Arial,sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none;scroll-behavior:smooth;scroll-padding-top:30px}
*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}button,summary{cursor:pointer}p,h1,h2,h3,figure{margin:0}p{line-height:1.6}h1,h2,h3{font-weight:400}button:focus-visible,a:focus-visible,summary:focus-visible,[role=tabpanel]:focus-visible{outline:2px solid var(--ink);outline-offset:5px}input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--ink);outline-offset:2px}[hidden]{display:none!important}.wrap{max-width:1536px;margin-inline:auto;padding-inline:var(--gutter)}.header{height:96px;display:flex;align-items:center;gap:64px;position:relative}.header:after{content:'';position:absolute;bottom:0;left:var(--gutter);right:var(--gutter);border-bottom:1px solid var(--line)}.wordmark{font-size:34px;font-weight:500;letter-spacing:-1.4px;white-space:nowrap}.desktop-nav{display:flex;gap:36px;font-size:16px;margin-inline:auto;color:var(--ink)}.desktop-nav a:hover,footer a:hover{text-decoration:underline;text-underline-offset:5px}.button{display:inline-flex;justify-content:center;align-items:center;min-height:46px;padding:12px 23px;border:1px solid transparent;border-radius:5px;font-size:16px;font-weight:500;line-height:1.35;transition:background .18s}.button-primary,.button-orange{background:var(--ink);color:#fff}.button-primary:hover,.button-orange:hover{background:#303b4d}.button-outline{background:transparent;border-color:var(--muted)}.button-outline:hover{background:#eff3f8}.menu-toggle{display:none}.mobile-nav{padding:12px var(--gutter) 24px;border-bottom:1px solid var(--line)}.mobile-nav a{display:block;padding:14px 0;font-size:17px}.skip-link{position:fixed;left:12px;top:-100px;padding:14px;background:var(--ink);color:var(--paper);z-index:100}.skip-link:focus{top:12px}
/* Illustrative freight conversation */
.hero{display:grid;grid-template-columns:.86fr 1.4fr;gap:clamp(32px,4vw,64px);align-items:center;padding-top:52px;padding-bottom:80px}
.hero-copy{padding-bottom:20px}
.hero h1{font-size:clamp(60px,6.2vw,96px);font-weight:400;letter-spacing:-.055em;line-height:1.05}
.hero-description{font-size:clamp(18px,1.5vw,23px);color:var(--muted);max-width:490px;margin-top:28px;line-height:1.55}
.hero-actions{margin-top:34px}
.hero-actions .button{min-height:52px;padding-inline:28px;font-size:17px}
.freight-story{min-width:0}
.benefits{display:grid;grid-template-columns:repeat(3,1fr);gap:48px;padding-block:26px 88px}.benefits>div{padding-left:44px;border-left:1px solid var(--line)}.benefits>div:first-child{padding-left:0;border:0}.benefits h2{font-size:28px;letter-spacing:-.035em;line-height:1.2}.benefits p{font-size:18px;color:var(--muted);margin-top:15px;max-width:325px}
/* Open sections: more space between ideas, fewer competing rules. */
.section{padding-block:120px}.section h2{font-size:clamp(38px,4vw,60px);line-height:1.12;letter-spacing:-.045em}.eyebrow{font:400 13px/1.5 var(--mono);letter-spacing:.04em;color:var(--muted);margin-bottom:26px}.section-copy{font-size:20px;color:var(--muted);margin-top:24px;max-width:600px}.services{background:#f7f9fc}.services-layout{display:grid;grid-template-columns:1fr 1fr;gap:80px}.services-layout>div:first-child{display:contents}.services .eyebrow,.services h2,.services .section-copy{grid-column:1/-1}.services-layout{row-gap:0}.services .section-copy{margin-bottom:60px}.service-tabs{border-top:1px solid var(--line)}.service-tabs button{display:flex;align-items:center;gap:22px;width:100%;padding:23px 20px;border:0;border-bottom:1px solid var(--line);background:transparent;color:var(--muted);text-align:left;font-size:21px;line-height:1.4;min-height:80px}.service-tabs button span{font:12px var(--mono);color:var(--muted)}.service-tabs button[aria-selected=true]{background:#15181c;color:var(--paper);border-radius:4px}.service-tabs button[aria-selected=true] span{color:#c8cdd0}.service-tabs button:hover:not([aria-selected=true]){background:#edf1f7}.service-panels{min-width:0;padding:10px 0}.service-panels h3{font-size:32px;letter-spacing:-.035em;line-height:1.2}.service-panels p{font-size:18px;color:var(--muted);margin-top:20px;max-width:490px}.check-list{list-style:none;margin:28px 0 0;padding:0}.check-list li{font-size:17px;line-height:1.5;padding:15px 0;border-bottom:1px solid var(--line)}.check-list li:last-child{border:0}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:64px;margin-top:64px}.step-number{display:block;color:var(--muted);font:400 14px/1.4 var(--mono);margin-bottom:28px}.steps h3{font-size:25px;line-height:1.25;letter-spacing:-.025em;margin-bottom:18px}.steps p{font-size:18px;color:var(--muted);max-width:330px}.fit{padding-top:60px;padding-bottom:120px}.fit-layout{display:grid;grid-template-columns:1fr 1fr;gap:100px;align-items:center}.fit .check-list{margin:0}.fit .check-list li{font-size:20px;padding:22px 0}.about-faq{display:grid;grid-template-columns:1fr 1fr;gap:100px;position:relative}.about-faq:before{content:'';position:absolute;top:0;left:var(--gutter);right:var(--gutter);border-top:1px solid var(--line)}.about h2{font-size:clamp(36px,3.7vw,54px)}.human-note{margin-top:48px}.human-note h3{font-size:22px;line-height:1.4;letter-spacing:-.02em}.human-note p{font-size:18px;color:var(--muted);margin-top:18px;max-width:440px}.faq{padding-top:45px}.faq h2{font-size:36px;margin-bottom:34px}.faq details{border-bottom:1px solid var(--line)}summary{display:flex;justify-content:space-between;align-items:center;gap:24px;list-style:none;padding:25px 0;font-size:18px;line-height:1.45}summary::-webkit-details-marker{display:none}summary svg{width:20px;height:20px;stroke:var(--ink);stroke-width:1.3;fill:none;flex-shrink:0}details[open] summary svg{transform:rotate(45deg)}details p{font-size:17px;color:var(--muted);padding:0 28px 26px 0}.contact{padding-top:30px;padding-bottom:100px}.contact-layout{display:flex;justify-content:space-between;align-items:center;gap:48px;position:relative;padding-top:90px}.contact-layout:before{content:'';position:absolute;top:0;left:var(--gutter);right:var(--gutter);border-top:1px solid var(--line)}.contact .eyebrow{display:none}.contact h2{font-size:48px}.contact p{font-size:20px;color:var(--muted);margin-top:24px}.contact .button{flex-shrink:0;min-height:52px;padding-inline:28px;font-size:17px}footer{display:flex;justify-content:space-between;align-items:center;gap:32px;position:relative;padding-block:32px}footer:before{content:'';position:absolute;top:0;left:var(--gutter);right:var(--gutter);border-top:1px solid var(--line)}footer .wordmark{font-size:26px}footer nav{display:flex;gap:26px;margin-left:auto;font-size:14px;color:var(--muted)}footer .copyright{font-size:13px;color:var(--muted)}.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}
/* The introduction remains a reviewable draft; no form submission endpoint. */
dialog{border:1px solid var(--muted);border-radius:0;width:min(620px,calc(100% - 32px));padding:0;color:var(--ink);background:var(--paper);max-height:90dvh}dialog::backdrop{background:#15181c99}.dialog-inner{padding:42px;position:relative}.dialog-close{position:absolute;top:12px;right:12px;display:grid;place-items:center;width:38px;height:38px;border:0;background:transparent;color:var(--ink)}.dialog-close svg{width:20px;height:20px;stroke:currentColor;stroke-width:1.5;fill:none}.dialog-inner h2{font-size:34px;letter-spacing:-.035em;line-height:1.15}.dialog-inner .eyebrow{margin-bottom:16px}.dialog-description{font-size:16px;color:var(--muted);margin-top:14px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}form{margin-top:26px}form label{font-size:14px;font-weight:500;display:block;margin-bottom:18px}form label span{font-weight:400;color:var(--muted)}input,select,textarea{display:block;width:100%;border:1px solid var(--line);border-radius:0;padding:12px;color:var(--ink);background:transparent;margin-top:8px;font-size:16px;line-height:1.4;min-width:0}textarea{resize:vertical}form .button{width:100%}.form-note{font-size:13px;color:var(--muted);margin-top:14px}.dialog-inner h3{font-size:23px;margin:26px 0 12px}#draft-result p{font-size:15px;color:var(--muted)}#email-preview{margin:22px 0;font:14px/1.5 var(--mono)}.draft-actions{display:flex;gap:12px;flex-wrap:wrap}.edit-details{background:none;border:0;padding:12px 0;text-decoration:underline;text-underline-offset:4px;color:var(--muted);font-size:14px}#copy-status{padding-top:12px}
@media(max-width:1150px){.header{gap:30px}.desktop-nav{gap:24px;font-size:15px}.hero{grid-template-columns:.85fr 1.2fr;gap:30px}.hero h1{font-size:clamp(52px,6vw,70px)}.hero-description{font-size:19px}.benefits{gap:30px}.benefits>div{padding-left:28px}.benefits h2{font-size:25px}.section{padding-block:100px}.services-layout{column-gap:55px}.service-panels h3{font-size:29px}.steps{gap:36px}.steps h3{font-size:22px}.fit-layout,.about-faq{gap:64px}.fit{padding-top:40px}.contact{padding-top:0}.contact h2{font-size:42px}}
@media(max-width:800px){.header{height:78px;gap:20px}.wordmark{font-size:28px}.desktop-nav,.header-contact{display:none}.menu-toggle{display:flex;flex-direction:column;justify-content:center;gap:6px;width:44px;height:44px;padding:10px;border:0;background:none;margin-left:auto}.menu-toggle span{display:block;width:24px;height:2px;background:var(--ink)}.hero{display:block;padding-top:48px;padding-bottom:55px}.hero-copy{padding-bottom:0;max-width:590px}.hero h1{font-size:clamp(52px,10vw,72px);line-height:1.04}.hero-description{font-size:19px;max-width:440px;margin-top:24px}.hero-actions{margin-top:27px}.hero-actions .button{font-size:16px;min-height:46px;padding-inline:24px}.freight-story{margin-top:40px}.benefits{grid-template-columns:1fr;gap:30px;padding-block:12px 72px}.benefits>div,.benefits>div:first-child{padding:0;border:0}.benefits h2{font-size:25px}.benefits p{font-size:17px;margin-top:9px;max-width:460px}.section{padding-block:76px}.section h2{font-size:clamp(36px,6.8vw,44px)}.eyebrow{margin-bottom:22px}.section-copy{font-size:19px;margin-top:22px}.services-layout,.services-layout>div:first-child{display:block}.services .section-copy{margin-bottom:38px}.service-tabs button{font-size:18px;min-height:66px;padding:18px}.service-panels{padding:0;margin-top:38px;min-height:337px}.service-panels h3{font-size:29px}.service-panels p{font-size:17px}.check-list li{font-size:17px}.steps{display:block;margin-top:40px}.steps article{padding-block:28px;border-bottom:1px solid var(--line)}.steps article:first-child{padding-top:0}.steps article:last-child{padding-bottom:0;border:0}.steps h3{font-size:24px;margin-bottom:14px}.steps p{font-size:18px;max-width:500px}.step-number{margin-bottom:15px}.fit{padding-top:12px}.fit-layout,.about-faq{display:block}.fit .check-list{margin-top:32px}.fit .check-list li{font-size:18px;padding:19px 0}.human-note{margin-top:34px}.faq{padding-top:64px}.faq h2{font-size:32px;margin-bottom:22px}summary{font-size:17px;gap:18px}.contact{padding-top:0;padding-bottom:70px}.contact-layout{display:block;padding-top:65px}.contact h2{font-size:38px}.contact p{font-size:19px}.contact .button{margin-top:32px}footer{flex-wrap:wrap;align-items:flex-start;gap:24px}footer nav{margin:0;gap:22px;flex-wrap:wrap;width:100%}.dialog-inner{padding:42px 24px 26px}.dialog-inner h2{font-size:30px}.form-row{display:block}}
@media(max-width:480px){.hero{padding-top:40px}.hero h1{font-size:clamp(48px,12.2vw,59px)}.hero-description{font-size:18px}.motion-toggle{width:32px;height:32px}}
@media(prefers-reduced-motion:reduce){:root{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}


/* Refined shared proportions and responsive workflow. */
.header{height:88px}.header:after{display:none}.wordmark{font-size:32px}.desktop-nav{font-size:15px}.button{border-radius:6px;font-weight:400}.hero{grid-template-columns:1fr 1.12fr;gap:clamp(42px,5vw,78px);padding-top:28px;padding-bottom:70px}.hero-copy{padding-bottom:6px}.hero h1{font-size:clamp(58px,6vw,94px);letter-spacing:-.05em}.hero-description{font-size:clamp(18px,1.45vw,22px);max-width:530px}.hero-actions .button{font-size:17px;min-height:50px}.benefits{padding-top:42px;border-top:1px solid var(--line)}
@media(max-width:1200px) and (min-width:981px){.hero{grid-template-columns:.82fr 1.18fr;gap:38px}.hero h1{font-size:62px}}
@media(max-width:980px){.hero{display:block;padding-top:44px}.hero-copy{max-width:650px}.hero h1{font-size:clamp(52px,8vw,76px)}.hero-description{max-width:520px;font-size:20px}.hero-actions{margin-top:26px}}
@media(max-width:800px){.header{height:78px}.wordmark{font-size:28px}.hero-description{font-size:19px}.hero-actions .button{font-size:16px}.benefits{padding-top:30px}}
@media(max-width:540px){.hero h1{font-size:clamp(48px,12vw,60px)}.hero-description{font-size:18px}}

/* Compact conversation demo. All states share one set of rows and icons. */
.conversation-demo{width:100%;max-width:560px;margin-inline:auto;font-family:Inter,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;font-size:13px;line-height:1.5;color:#24272d;align-self:center}
.demo-tabs{display:flex;gap:24px;margin:0 0 27px 38px}
.demo-tabs button{font-family:inherit;font-size:12px;font-weight:500;line-height:1.5;padding:8px 0;background:none;border:0;border-bottom:1px solid transparent;color:#8a8e96}
.demo-tabs button[aria-pressed=true]{color:#24272d;border-bottom-color:#24272d}
.demo-stage{height:520px;position:relative}
.demo-scene{opacity:1;transition:opacity .45s ease,transform .45s ease}
.demo-scene.is-leaving{opacity:0;transform:translateY(-5px)}
.demo-message{display:grid;grid-template-columns:26px minmax(0,1fr);gap:12px;animation:demo-arrive .4s ease both}
.demo-avatar{width:26px;height:26px;display:grid;place-items:center;border-radius:50%;background:#f0f1f3;color:#656a73;font-size:11px;font-weight:500}
.demo-avatar-ai{color:white;background:#24272d}
.demo-sender{font-size:12px;font-weight:500;line-height:26px;display:flex;gap:10px;align-items:center}
.demo-sender>span{font-size:10px;font-weight:400;color:#969aa2}
.demo-bubble{display:inline-block;background:#f4f5f6;border-radius:8px;padding:10px 12px;font-size:13px;line-height:1.6;margin-top:5px;max-width:440px}
.demo-agent{margin-top:25px}
.demo-agent-body{min-width:0}
.demo-reading{font-size:10px;color:#969aa2;display:flex;gap:6px;align-items:center;min-height:18px;margin-top:2px}
.demo-spinner{display:inline-block;width:10px;height:10px;border:1px solid #e3e5e8;border-top-color:#747b84;border-radius:50%;animation:demo-spin 1s linear infinite;flex-shrink:0}
.demo-reading.is-parsed .demo-spinner{display:none}
.demo-thought{font-size:12px;color:#777d87;line-height:1.6;margin-top:17px;animation:demo-arrive .3s ease both}
.demo-plan{margin-top:16px;animation:demo-arrive .35s ease both}
.demo-plan-copy{font-size:13px;line-height:1.6;margin-bottom:15px}
.demo-tasks{padding:0;margin:0;list-style:none}
.demo-tasks>li{padding:10px 0;border-top:1px solid #eeeff1;transition:color .2s}
.demo-task-line{display:flex;align-items:center;gap:10px;font-size:12px;line-height:18px}
.demo-task-icon{display:grid;place-items:center;width:14px;height:14px;border:1px solid #daddE2;border-radius:50%;flex-shrink:0}
.demo-task-icon svg{display:none;width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.demo-tasks [data-state=pending]{color:#999da5}
.demo-tasks [data-state=active] .demo-task-icon{border-color:#e2e4e8;border-top-color:#606977;animation:demo-spin 1s linear infinite}
.demo-tasks [data-state=done] .demo-task-icon{background:#438263;border-color:#438263;color:white}
.demo-tasks [data-state=done] .demo-task-icon svg{display:block}
.demo-proof{background:#f5f6f7;border-radius:6px;padding:8px 10px;margin:8px 0 0 24px;animation:demo-arrive .3s ease both}
.demo-reply{background:#fff;border:1px solid #e9ecef;margin-left:34px}
.demo-proof-to{font-size:10px;color:#8b9099}
.demo-proof p{font-size:11px;line-height:1.6;margin-top:2px;color:#505761}
.demo-confirmation{margin:3px 0 0 24px;font-size:10px;color:#8a9199;line-height:1.5;animation:demo-arrive .3s ease both}
.demo-result{display:flex;align-items:flex-start;gap:8px;color:#438263;font-size:11px;line-height:1.6;margin-top:17px;animation:demo-arrive .4s ease both}
.demo-result svg{width:15px;height:15px;flex-shrink:0;margin-top:1px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.demo-approval{display:flex;align-items:center;justify-content:flex-start;width:fit-content;max-width:100%;gap:14px;position:relative;margin-top:9px;font-size:10px;color:#838994}
.demo-request,.demo-approve{display:inline-flex;align-items:center;padding:5px 9px;border:1px solid transparent;border-radius:4px;white-space:nowrap;line-height:1.4}
.demo-request{background:#fff;border-color:#dce0e5;color:#59616c}
.demo-approve{background:#292d34;color:white}
.demo-pointer{position:absolute;right:8px;bottom:-8px;width:15px;height:18px;fill:white;stroke:#292d34;stroke-width:1.4;opacity:0}
.is-clicking .demo-pointer{animation:demo-click 1.4s ease both}
.is-clicking .demo-approve{animation:demo-press 1.4s ease both}
.demo-caption{margin-left:38px;font-size:9px;color:#a0a5ad;letter-spacing:.01em}
.is-still *{animation-play-state:paused!important}
@keyframes demo-arrive{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}
@keyframes demo-spin{to{transform:rotate(360deg)}}
@keyframes demo-click{0%{opacity:0;transform:translate(15px,16px)}30%{opacity:1}60%{transform:translate(0,0)}75%{transform:scale(.85)}100%{opacity:1;transform:scale(1)}}
@keyframes demo-press{0%,60%,90%{transform:scale(1)}75%{transform:scale(.96);background:#438263}100%{background:#438263}}
@media(max-width:980px){.conversation-demo{margin-top:50px;max-width:540px;margin-inline:0}}
@media(max-width:540px){.demo-stage{height:520px}.demo-tabs{margin-bottom:22px}.demo-message{gap:9px;grid-template-columns:24px minmax(0,1fr)}.demo-avatar{width:24px;height:24px}.demo-tabs,.demo-caption{margin-left:33px}.demo-bubble{font-size:12px;padding:9px 11px}.demo-plan-copy{font-size:12px}.demo-task-line{font-size:11px}.demo-result{font-size:11px}}
@media(max-width:360px){.demo-stage{height:555px}.demo-approval{gap:6px;font-size:9px}}
@media(prefers-reduced-motion:reduce){.demo-scene{transition:none}.conversation-demo *{animation:none!important}}

/* Proactive examples reuse the conversation and add a compact decision. */
.conversation-demo{position:relative}
.demo-choices{display:grid;gap:5px;margin-top:9px}
.demo-choice{position:relative;display:flex;align-items:center;gap:7px;padding:6px 8px;background:#fff;border:1px solid #e3e6ea;border-radius:4px;color:#555d68;font-size:10px;line-height:1.4;transition:border-color .2s,background .2s}
.demo-choice-indicator{width:10px;height:10px;border:1px solid #c6cbd2;border-radius:50%;flex-shrink:0}
.is-selected .demo-choice:first-child{border-color:#799585;background:#f7faf8;color:#31553f}
.is-selected .demo-choice:first-child .demo-choice-indicator{border:3px solid #548169}
.demo-choice .demo-pointer{right:18px;bottom:0}
.demo-incoming .demo-sender{flex-wrap:wrap;column-gap:10px;row-gap:0}
@media(max-width:540px){.conversation-demo[data-scenario="2"] .demo-stage,.conversation-demo[data-scenario="3"] .demo-stage{height:610px}}
@media(max-width:540px){.demo-tabs{gap:15px;margin-left:0;justify-content:space-between}.demo-tabs button{font-size:11px}}
@media(max-width:360px){.demo-tabs{gap:8px}.demo-tabs button{font-size:10px;white-space:nowrap}.conversation-demo[data-scenario="2"] .demo-stage,.conversation-demo[data-scenario="3"] .demo-stage{height:680px}}

/* Proactive findings lead to a team reply before execution begins. */
.demo-evidence{font-size:10px;line-height:1.5;color:#8b929c;margin-top:7px;max-width:440px}
.demo-initial-decision{max-width:440px;animation:demo-arrive .3s ease both}
.demo-initial-decision .demo-choices{margin-top:10px}
.demo-human{margin-top:18px}
.demo-human .demo-bubble{background:#f5f8f6;font-size:12px;padding:8px 11px}
.demo-human .demo-avatar{background:#edf3ef;color:#5d7767}

/* Keep all five examples accessible on narrow screens. */
.demo-tabs{flex-wrap:wrap;row-gap:4px}