*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:26px}body{margin:0;font-family:Arial,'Hiragino Kaku Gothic ProN','Yu Gothic',sans-serif;color:var(--ink);background:var(--paper);--ink:#142b40;--paper:#f2f7fa;--accent:#2476ee;--soft:#dce8f1;line-height:1.65}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}img{max-width:100%;display:block}button,a{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible{outline:3px solid var(--accent);outline-offset:5px}[hidden]{display:none!important}.skip{position:fixed;top:-100px;background:#fff;color:#000;padding:12px;z-index:100}.skip:focus{top:5px}.concept-strip{background:#091017;color:#fff;padding:9px 4vw;display:flex;justify-content:space-between;font-size:11px;letter-spacing:.02em}.concept-strip a:hover{text-decoration:underline}.concept-head{padding:25px 4vw;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid color-mix(in srgb,var(--ink) 15%,transparent)}.concept-brand{font-size:27px;font-weight:800;letter-spacing:-1px;line-height:1}.concept-brand span{font-size:10px;vertical-align:top;letter-spacing:0;margin-left:4px}.concept-head nav{display:flex;gap:30px;align-items:center;font-size:12px}.concept-cta{display:inline-flex;align-items:center;justify-content:space-between;gap:35px;background:var(--ink);color:var(--paper);padding:14px 22px;font-size:13px;font-weight:700;border:1px solid var(--ink);transition:background .2s,transform .2s}.concept-cta:hover{background:var(--accent);transform:translateY(-2px)}.mini-label,.section-heading>span,.concept-problem>span,.feature-section>span,.system-section>span,.field-notes>div>span{font-size:11px;font-weight:700;letter-spacing:.12em}.concept-hero{padding:72px 4vw 35px;position:relative;min-height:720px}.concept-hero h1,.iot-hero h1{font-size:clamp(38px,4.8vw,78px);letter-spacing:-.06em;line-height:1.38;margin:22px 0 25px;font-weight:700}.hero-copy>p{font-size:14px;line-height:2.05;margin-bottom:28px}.hero-copy .concept-cta{margin-top:8px}.app-visual{position:relative}.hero-footnote{display:flex;justify-content:space-between;font-size:12px;margin-top:44px;border-top:1px solid color-mix(in srgb,var(--ink) 16%,transparent);padding-top:20px}.hero-footnote i{font-size:9px;font-style:normal;letter-spacing:.1em}.concept-problem{padding:100px 8vw;display:grid;grid-template-columns:1fr 2fr;gap:25px 7vw;border-top:1px solid color-mix(in srgb,var(--ink) 15%,transparent)}.concept-problem>span{grid-row:span 2}.concept-problem>p{font-size:15px;max-width:680px;line-height:2;margin:0;opacity:.75}.concept-problem h2{font-size:clamp(22px,2.4vw,36px);line-height:1.8;margin:5px 0 0;max-width:780px;letter-spacing:-.04em}.scene-section,.camera-section{padding:90px 6vw;background:var(--soft)}.section-heading h2,.feature-section h2,.system-section h2,.field-notes h2{font-size:clamp(30px,3.7vw,54px);line-height:1.5;letter-spacing:-.055em;margin:20px 0}.section-heading>p{font-size:13px;line-height:1.9}.scene-tabs{display:flex;gap:8px;margin:32px 0 20px;flex-wrap:wrap}.scene-tabs button{background:transparent;border:1px solid color-mix(in srgb,var(--ink) 30%,transparent);color:var(--ink);font-size:13px;padding:12px 20px;border-radius:100px;transition:.2s}.scene-tabs button:hover,.scene-tabs button[aria-pressed=true]{background:var(--ink);color:var(--paper)}.scene-panel{display:grid;grid-template-columns:80px 1fr auto;align-items:center;gap:20px;padding:36px;background:var(--paper);min-height:195px;border:1px solid color-mix(in srgb,var(--ink) 15%,transparent)}.scene-no{font-size:45px;color:var(--accent);line-height:1}.scene-panel h3{margin:0 0 12px;font-size:24px}.scene-panel p{margin:0;max-width:650px;font-size:14px;line-height:1.9}.scene-stamp{font-size:10px;writing-mode:vertical-rl;letter-spacing:.14em;opacity:.6}.concept-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:35px;margin-top:48px}.concept-steps article{border-top:1px solid color-mix(in srgb,var(--ink) 25%,transparent);padding-top:22px}.concept-steps article>span{font-size:11px;color:var(--accent)}.concept-steps h3{font-size:21px;margin:14px 0}.concept-steps p{font-size:13px;line-height:2;opacity:.8}.feature-section,.system-section{padding:100px 8vw}.feature-list{margin-top:40px;border-top:1px solid color-mix(in srgb,var(--ink) 20%,transparent)}.feature-list>div{display:grid;grid-template-columns:70px 1fr 30px;align-items:center;padding:22px 0;border-bottom:1px solid color-mix(in srgb,var(--ink) 20%,transparent)}.feature-list h3{font-size:19px;margin:0}.feature-list span{font-size:11px;opacity:.6}.feature-list b{color:var(--accent);font-size:24px}.feature-section>p{font-size:12px;opacity:.7;line-height:2;margin-top:30px}.concept-end{padding:90px 8vw;background:var(--ink);color:var(--paper)}.concept-end>span{font-size:11px;letter-spacing:.14em}.concept-end h2{font-size:clamp(34px,5vw,72px);line-height:1.5;margin:25px 0;letter-spacing:-.04em}.concept-end p{font-size:14px}.concept-end .concept-cta{background:var(--paper);color:var(--ink);margin-top:20px}.concept-end .concept-cta:hover{background:var(--accent);color:var(--paper)}.concept-foot{padding:35px 4vw;display:flex;flex-wrap:wrap;gap:15px 35px;justify-content:space-between;align-items:center;font-size:11px}.concept-foot p{font-size:10px;opacity:.7}.concept-foot a{text-decoration:underline;text-underline-offset:5px}
/* Four distinctly composed internal service concepts. */
.talkbase .concept-hero{display:grid;grid-template-columns:1fr 1.25fr;gap:0 3vw;align-items:center}.talkbase .hero-footnote{grid-column:1/-1}.talkbase .hero-copy h1{font-size:clamp(36px,4.3vw,67px)}.talkbase .concept-cta{border-radius:100px}.talkbase .app-visual{padding:18px 0 20px}.chat-app{background:#fff;border-radius:14px;box-shadow:0 30px 70px #203b6222;display:grid;grid-template-columns:145px 1fr;min-height:420px;overflow:hidden;transform:rotate(-2deg);border:1px solid #becfe0;color:#173449}.chat-app aside{background:#deebf7;padding:24px 13px;font-size:10px}.chat-app aside>b{display:block;font-size:37px;line-height:1;margin-bottom:35px}.chat-app aside>b span{font-size:18px;color:#2476ee}.chat-app aside>small{font-size:8px;letter-spacing:.06em}.chat-app aside p{padding:8px 4px}.chat-app aside .selected{background:#c3d7ee;border-radius:5px}.chat-app aside hr{border:0;border-top:1px solid #bdcddd;margin:28px 0}.chat-main{padding:23px 22px}.chat-main header{border-bottom:1px solid #e4eaf1;padding-bottom:18px;font-size:13px}.chat-main header small{display:block;color:#8495a9;font-size:9px;margin-top:5px}.chat-message{display:flex;gap:11px;font-size:11px;margin-top:20px}.chat-message>i{width:28px;height:28px;flex-shrink:0;border-radius:8px;background:#fedebe;display:grid;place-items:center;font-style:normal}.chat-message:nth-of-type(2)>i{background:#d9e9ff}.chat-message p{margin:0}.chat-message b{display:block;margin-bottom:5px}.chat-message b small{font-size:8px;color:#8495a9;font-weight:400;margin-left:8px}.attachment{display:block;background:#f7f9fc;border:1px solid #e1e6ee;padding:10px;margin-top:8px;border-radius:5px}.attachment small{display:block;font-size:8px;color:#8495a9}.reaction{display:block;color:#1d6bc3;font-size:9px;margin-top:7px}.chat-pin{font-size:11px;background:#eef4fc;padding:13px;margin:20px 0}.chat-pin small{font-size:9px;color:#657d97}.fake-input{font-size:10px;color:#9babb9;border:1px solid #dfe6ec;border-radius:7px;padding:10px}.fake-input span{float:right;color:#2476ee}.keihi{--paper:#f5f0e7;--ink:#60382d;--accent:#c06044;--soft:#e9e1d4}.keihi .concept-brand{font-family:Georgia,serif;font-style:italic;font-size:36px;font-weight:400}.keihi .concept-hero{display:grid;grid-template-columns:1fr 1.1fr;align-items:center;gap:0 4vw}.keihi .hero-footnote{grid-column:1/-1}.keihi .concept-hero h1{font-family:'Hiragino Mincho ProN','Yu Mincho',serif;font-weight:500}.expense-app{display:flex;gap:22px;align-items:center;position:relative;min-height:420px}.receipt{background:#fffdf6;padding:28px 25px;width:230px;flex-shrink:0;transform:rotate(-7deg);box-shadow:0 20px 30px #4b271b20;position:relative;border-bottom:5px dotted #e6ded0;text-align:center;color:#4a3e36}.receipt>span:first-child{font-size:8px;letter-spacing:.15em}.receipt h3{font-size:22px;font-family:serif;font-weight:400;margin:18px 0}.receipt>p{font-size:11px;line-height:2}.receipt>b{font-size:30px;font-family:Georgia,serif;font-weight:400;display:block;margin:20px 0}.receipt hr{border:0;border-top:1px dashed #d3c7b8}.receipt>div{font-size:10px;display:flex;justify-content:space-between;line-height:2.5}.receipt>small{font-size:8px;display:block;margin-top:25px}.receipt-mark{position:absolute;top:42px;right:-24px;display:grid;place-items:center;width:55px;height:55px;border:1px solid #805046;border-radius:50%;font-size:23px;background:#eac9aa;transform:rotate(7deg)}.expense-summary{flex:1;min-width:0}.pill{border:1px solid #ae9684;padding:5px 13px;border-radius:30px;font-size:10px}.expense-summary h3{font-family:serif;font-size:24px;line-height:1.8;font-weight:500}.approval-person{display:flex;align-items:center;gap:10px;padding:17px 0;border-top:1px solid #d4c5b6;font-size:12px}.approval-person i{width:29px;height:29px;display:grid;place-items:center;background:#e2d2bf;border-radius:50%;font-size:10px;font-style:normal}.approval-person small{display:block;font-size:9px;color:#967c68}.approval-person b{margin-left:auto;color:#b96748}.rin{--paper:#eeeafa;--ink:#402274;--accent:#7b4bd0;--soft:#ded5f0}.rin .concept-brand{letter-spacing:.16em;font-weight:500}.rin .concept-hero{padding-top:48px;display:grid;grid-template-columns:1.05fr 1fr;align-items:center;min-height:680px;gap:4vw}.rin .hero-copy{padding-left:3vw}.rin .hero-copy h1{font-weight:500}.rin .hero-footnote{grid-column:1/-1;margin-top:0}.workflow-app{text-align:center;position:relative;padding:20px}.route-kicker{font-size:10px;letter-spacing:.25em;display:block;margin-bottom:30px}.request-node{background:#fff9;border:1px solid #af99d0;border-radius:20px;padding:18px;width:75%;margin:auto}.request-node>span,.route-pair span{display:block;font-size:9px;color:#79569f;margin-bottom:8px}.request-node b{display:block;font-size:22px;font-weight:500}.request-node small,.route-pair small{display:block;font-size:10px;opacity:.6;margin-top:7px}.route-line{display:block;height:33px;width:1px;background:#a689d0;margin:auto}.route-pair{display:flex;gap:17px}.route-pair>div{background:#ded1f4;border-radius:14px;border:1px solid #bba0de;padding:20px 8px;flex:1}.route-pair b{font-size:15px;font-weight:500}.request-node.last{background:#60419a;color:#fff;border:0}.request-node.last span{color:#d1c4e5}.request-node.last b{font-size:18px}.relay{--paper:#f3f1e9;--ink:#232b29;--accent:#d95a27;--soft:#e7e5dc}.relay .concept-brand{font-style:italic;font-size:36px;letter-spacing:-2px}.relay .concept-head{background:#ef6c31;color:#172b25}.relay .concept-hero{background:#ef6c31;padding-top:48px;display:grid;grid-template-columns:.9fr 1.25fr;gap:4vw;align-items:center}.relay .hero-copy h1{font-weight:800;font-size:clamp(40px,4.3vw,69px)}.relay .hero-footnote{grid-column:1/-1;margin-top:0}.field-app{display:flex;gap:25px;align-items:center}.field-phone{border:7px solid #26322e;border-radius:34px;background:#f7f6ef;width:245px;flex-shrink:0;padding:16px 16px 22px;transform:rotate(5deg);box-shadow:14px 20px 0 #b14822;color:#26322e}.phone-time{font-size:9px;display:block;margin-bottom:24px}.phone-time i{float:right;font-size:7px;letter-spacing:1px;font-style:normal}.field-phone h3{font-size:17px;margin:0}.field-phone>p{font-size:9px;margin-top:5px}.field-photo{height:142px;position:relative;background:#93a59a;overflow:hidden;border-radius:7px;margin:18px 0 12px;padding:12px}.field-photo>div{position:absolute;width:140px;height:80px;top:30px;left:30px;background:repeating-linear-gradient(90deg,#d2d9cf 0 15px,#8f9c91 16px 22px);transform:skewY(-15deg);box-shadow:10px 10px 0 #5a7168}.field-photo>b{position:absolute;top:10px;left:10px;font-size:9px;color:#fff}.field-photo>span{position:absolute;bottom:6px;left:10px;font-size:7px;color:#f0f2ed}.phone-row{display:flex;justify-content:space-between;font-size:10px;align-items:center}.phone-row span{background:#e9b17f;padding:3px 8px;border-radius:20px;font-size:8px}.field-phone .field-memo{font-size:10px;line-height:1.8;margin:15px 0}.phone-action{background:#263b32;color:#fff;font-size:10px;text-align:center;padding:11px;border-radius:9px}.field-tasks{flex:1;min-width:0}.field-tasks>span{font-size:9px;letter-spacing:.12em}.field-tasks h3{font-size:22px;line-height:1.7;letter-spacing:-.05em}.field-tasks>div{display:flex;gap:14px;align-items:center;border-top:1px solid #a54526;padding:8px 0}.field-tasks>div>b{font-size:11px}.field-tasks>div>p{font-size:13px;font-weight:700}.field-tasks small{display:block;font-size:9px;font-weight:400;margin-top:3px}.field-tasks i{margin-left:auto;font-style:normal}
/* IoT narratives: photography first, explainable flows second. */
.iot-concept{--paper:#eff1ec;--ink:#172b27;--accent:#55753b;--soft:#e0e6d9}.iot-hero{display:grid;grid-template-columns:1fr 1.15fr;gap:4vw;padding:65px 4vw 60px;align-items:center;min-height:650px}.iot-hero h1{font-size:clamp(28px,3.8vw,60px)}.grow .iot-hero h1{font-size:clamp(28px,3.4vw,56px)}.iot-scene{position:relative;min-height:490px;align-self:stretch;overflow:hidden}.iot-scene>img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}.iot-scene:after{content:'';position:absolute;inset:0;background:linear-gradient(0deg,#001b17a6,transparent 65%)}.scene-caption{position:absolute;bottom:30px;left:25px;right:20px;color:white;display:flex;flex-direction:column;gap:10px;z-index:1}.scene-caption>span{font-size:10px;letter-spacing:.14em}.scene-caption>b{font-size:22px}.scene-caption small{font-size:9px;opacity:.7}.crosshair{position:absolute;top:30px;right:30px;font-size:45px;font-weight:300;line-height:1;color:white;z-index:1}.iot-flowline{display:flex;justify-content:space-between;align-items:center;padding:28px 6vw;border-top:1px solid color-mix(in srgb,var(--ink) 20%,transparent);font-size:13px;font-weight:700}.iot-flowline i{font-style:normal;font-size:25px;color:var(--accent)}.scope{--paper:#131a20;--ink:#eaf0ee;--accent:#a2d356;--soft:#1e2931}.scope .concept-cta{color:#152018;background:#b6e276;border-color:#b6e276}.scope .concept-head{border-bottom-color:#344149}.scope .iot-hero h1{font-weight:800}.scope .iot-scene{border:1px solid #425153}.scope .concept-end{background:#b6e276;color:#152018}.scope .concept-end .concept-cta{background:#152018;color:#eff6e6;border-color:#152018}.grow .concept-brand{font-family:Georgia,serif;letter-spacing:-2px;font-size:36px}.grow .iot-hero{grid-template-columns:.9fr 1.2fr}.grow .iot-scene{border-radius:180px 180px 5px 5px}.grow .iot-hero h1{font-family:'Hiragino Mincho ProN','Yu Mincho',serif;font-weight:500}.herd{--paper:#f3ede1;--ink:#453e32;--accent:#986b39;--soft:#e9dfcd}.herd .concept-brand{font-family:Georgia,serif;font-size:35px;letter-spacing:2px}.herd .iot-hero{grid-template-columns:1.05fr 1fr}.herd .iot-scene{margin-top:10px;transform:rotate(2deg);box-shadow:10px 10px 0 #dfd2b8}.herd .iot-hero h1{font-weight:500;letter-spacing:-.05em}.trace{--paper:#eaf0f6;--ink:#123869;--accent:#245fc0;--soft:#d9e4f0}.trace .concept-brand{font-style:italic}.trace .iot-hero{background:#1b4270;color:#eaf0f6}.trace .iot-hero .concept-cta{background:#edf667;color:#103763;border-color:#edf667}.trace .iot-scene{border-top:8px solid #edf667}.trace .crosshair{color:#edf667}.camera-workspace{display:grid;grid-template-columns:1.65fr 1fr;border:1px solid color-mix(in srgb,var(--ink) 25%,transparent);background:var(--paper);margin:20px 0 35px}.camera-feed{min-width:0}.camera-bar{display:flex;justify-content:space-between;padding:13px 16px;font:10px ui-monospace,monospace;gap:10px;border-bottom:1px solid color-mix(in srgb,var(--ink) 15%,transparent)}.camera-picture{position:relative}.camera-picture>img{width:100%;height:auto;aspect-ratio:1672/941;object-fit:cover}.camera-foot{padding:13px 16px;font-size:10px;line-height:1.8;opacity:.7}.camera-review{padding:25px;border-left:1px solid color-mix(in srgb,var(--ink) 15%,transparent)}.camera-review>span{font-size:9px;letter-spacing:.09em;opacity:.7}.camera-review h3{font-size:23px;line-height:1.5;margin:14px 0 6px}.review-tag{font-size:10px;margin:0 0 24px;opacity:.6}.review-state{font-size:17px;color:var(--accent)}.review-detail{font-size:12px;line-height:1.9;min-height:85px}.review-history{border-top:1px solid color-mix(in srgb,var(--ink) 15%,transparent);padding-top:15px;margin-top:18px}.review-history>span{font-size:9px}.review-history ol{padding-left:17px;font-size:11px;line-height:2.2;margin-bottom:0}.detection-box{position:absolute;left:57%;top:44%;width:19%;height:33%;border:2px solid #e4ff76;box-shadow:0 0 0 1000px #05151026;color:#111}.detection-box>span{position:absolute;bottom:100%;left:-2px;background:#e4ff76;color:#162211;padding:4px 7px;font-size:9px;white-space:nowrap}.camera-picture{overflow:hidden}.grow .detection-box{left:5%;top:37%;width:28%;height:40%}.herd .detection-box{left:49%;top:18%;width:23%;height:65%}.trace .detection-box{left:64%;top:53%;width:32%;height:45%}.camera-workspace[data-state="2"] .detection-box{border-color:#9cdfec}.camera-workspace[data-state="2"] .detection-box>span{background:#9cdfec}.system-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:45px}.system-grid article{border:1px solid color-mix(in srgb,var(--ink) 25%,transparent);padding:27px}.system-grid article>span{font-size:10px;color:var(--accent);letter-spacing:.12em}.system-grid h3{font-size:23px;margin:22px 0 12px}.system-grid p{font-size:13px;line-height:1.9}.field-notes{display:grid;grid-template-columns:1fr 1fr;gap:8vw;padding:80px 8vw;background:var(--soft)}.field-notes h3{font-size:15px;margin-top:25px}.field-notes p{font-size:13px;line-height:2;opacity:.8}.field-notes strong{display:block;border-top:1px solid color-mix(in srgb,var(--ink) 25%,transparent);padding-top:20px;margin-top:25px;font-size:17px}
@media(min-width:1500px){.concept-hero,.iot-hero{padding-left:7vw;padding-right:7vw}.app-visual{max-width:740px}.concept-problem,.scene-section,.camera-section,.feature-section,.system-section,.field-notes{padding-left:max(8vw,calc((100vw - 1360px)/2));padding-right:max(8vw,calc((100vw - 1360px)/2))}}
@media(max-width:1050px) and (min-width:701px){.concept-hero{gap:2vw!important}.talkbase .chat-app{grid-template-columns:100px 1fr}.chat-app aside{padding:18px 8px;font-size:8px}.chat-main{padding:18px 14px}.expense-app{gap:14px}.receipt{width:185px;padding:22px 18px}.expense-summary h3{font-size:19px}.field-phone{width:210px;padding:12px}.field-tasks h3{font-size:18px}.field-tasks>div{gap:8px}.field-tasks>div>p{font-size:11px}.field-app{gap:15px}.iot-scene{min-height:440px}.camera-review{padding:18px}.concept-hero h1{font-size:40px!important}.hero-copy>p{font-size:12px}.hero-copy>p br{display:none}}
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