@layer foundation {
/* Direction15 rebuild: reference-aligned opening, real paper cards, unique chapter artwork. */
/* FDE · Paper architecture direction 15. One stylesheet, no legacy overrides. */
:root{--ink:#191a18;--muted:#686a64;--paper:#f5f4f1;--line:#d4d4cd;--dark:#252624;--sheet:url('paper/paper-texture-light.webp');--charcoal:url('paper/paper-texture-dark.webp');--ease:cubic-bezier(.22,1,.36,1);--gutter:clamp(22px,5.5vw,92px)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;color:var(--ink);background:var(--paper) var(--sheet) repeat;background-size:780px;font-family:-apple-system,BlinkMacSystemFont,'Hiragino Kaku Gothic ProN','Yu Gothic',Meiryo,sans-serif;font-size:16px;line-height:1.95;-webkit-font-smoothing:antialiased}h1,h2,h3,h4,p,figure,ul,ol,dl{margin:0}h1,h2,h3,h4{font-weight:750;line-height:1.5;letter-spacing:-.035em;text-wrap:balance}p{overflow-wrap:anywhere}a{color:inherit;text-underline-offset:5px}img{display:block;max-width:100%;height:auto}picture{display:block}button,input,textarea{font:inherit}button{cursor:pointer}button,a{-webkit-tap-highlight-color:transparent}button:disabled{cursor:default;opacity:.45}button{color:inherit}a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,textarea:focus-visible,[tabindex]:focus-visible{outline:3px solid #797d74;outline-offset:6px}a:hover{text-decoration:none}[hidden]{display:none!important}::selection{background:#d3d5c9;color:#121311}.wrap{width:min(1280px,100% - var(--gutter)*2);margin-inline:auto}.narrow{width:min(900px,100% - var(--gutter)*2);margin-inline:auto}.section{padding-block:clamp(96px,11vw,180px);position:relative}.soft{background:#eaeae5 var(--sheet) repeat;background-size:700px}.dark{color:#f6f5f1;background:var(--dark) var(--charcoal) repeat;background-size:800px}.kicker{display:block;font-size:12px;font-weight:650;letter-spacing:.16em;line-height:1.6;margin-bottom:24px}.kicker:before{content:'';display:inline-block;width:20px;height:1px;background:currentColor;vertical-align:middle;margin-right:14px}.big{font-size:clamp(36px,4.2vw,64px);line-height:1.5;margin-bottom:32px}.small{font-size:12px;line-height:1.9;color:var(--muted)}.narrow-copy{max-width:780px}.narrow-copy p+p{margin-top:24px}.skip{position:fixed;top:8px;left:8px;background:white;padding:10px 20px;z-index:1000;transform:translateY(-150%)}.skip:focus{transform:none}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:36px;min-height:64px;padding:16px 28px;border:1px solid var(--ink);border-radius:4px;background:var(--ink);color:white;font-size:15px;font-weight:650;line-height:1.5;text-decoration:none;box-shadow:0 7px 14px #00000012;transition:transform .35s var(--ease),box-shadow .35s,background .2s}.button span{font-size:23px;transition:transform .3s}.button:hover{transform:translateY(-3px);box-shadow:0 12px 18px #00000023;background:#363831}.button:hover span{transform:translate(3px,-2px)}.button.white{background:var(--paper);color:var(--ink);border-color:var(--paper)}.button.outline{background:transparent;color:var(--ink)}.cta-wrap{display:flex;flex-direction:column;align-items:flex-start;gap:10px}.cta-free{font-size:11px;font-weight:600;letter-spacing:.08em;order:2}.plain-button,.note-button{padding:10px 0;background:none;border:0;font-size:12px;line-height:1.6;text-decoration:underline;text-underline-offset:4px}.text-link,.note-link{display:inline-flex;gap:32px;align-items:center;font-size:14px;font-weight:650;margin-top:24px;text-decoration:none;border-bottom:1px solid currentColor;padding-block:12px}.text-link span,.note-link span{font-size:21px}.mark{position:relative}.mark:after{content:'';position:absolute;left:0;bottom:-.06em;width:100%;height:1px;background:currentColor;transform:scaleX(0);transform-origin:left;transition:transform 1s var(--ease)}.mark.is-seen:after{transform:scaleX(1)}
/* Opening: live type on a generated paper stage. All positions share one aspect ratio. */
.sr-only{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.paper-diagram-labels{list-style:none;display:flex;gap:12px;justify-content:space-around;padding:20px 0;border-bottom:1px solid var(--line);font-size:12px;line-height:1.7}.paper-diagram-labels li+li:before{content:'→';margin-right:12px;color:#999c8f}.examples-cta{padding-bottom:110px}.story-tabs button{font-family:Arial,sans-serif;font-size:15px;text-align:center}
/* The folded paper cards begin immediately after the paper edge. */
/* Geometry matched to paper-hero-v2, with a shared frame on all art layers. */
.cta-band{padding:50px 0;background:#ebece4 var(--sheet);background-size:700px}.cta-band>.wrap{display:flex;align-items:center;justify-content:space-between;gap:50px}.cta-band h2{display:block;font-size:clamp(23px,2.7vw,38px);line-height:1.65;letter-spacing:-.04em}.cta-band p{font-size:13px;margin-top:12px}.cta-band .cta-wrap{flex-shrink:0}
/* Evidence is its own paper spread, rather than a dashboard. */
#ai-impact{background:var(--paper) var(--sheet);background-size:780px}.impact-heading{max-width:850px;margin-bottom:64px}.impact-heading>p{font-size:15px}.impact-evidence{position:relative;padding:48px 50px;background:#fafaf7;box-shadow:0 24px 42px #0000000d;border:1px solid #fff;transform:rotate(-.4deg)}.impact-data-label{font-size:13px;letter-spacing:.06em;margin-bottom:28px}.impact-grid{display:grid;grid-template-columns:1.45fr 1fr;gap:55px}.impact-primary{position:relative}.impact-number{font-family:Arial,sans-serif;font-size:clamp(80px,11vw,172px);font-weight:500;line-height:1;letter-spacing:-.07em;display:block;margin-bottom:30px}.impact-number>span{font-size:.32em;letter-spacing:-.02em;margin-left:8px}.impact-primary-copy h3{font-size:27px;line-height:1.5;margin:12px 0}.impact-primary-copy p{font-size:13px}.impact-rank{font-size:11px;color:var(--muted)}.stat-track{height:5px;background:#ddded6;margin-top:22px;overflow:hidden}.stat-track i{display:block;width:calc(var(--ratio)*100%);height:100%;background:var(--ink);transform:scaleX(0);transform-origin:left;transition:transform 1.3s var(--ease)}.stat-track i.is-seen{transform:scaleX(1)}.impact-secondary{border-left:1px solid var(--line);padding-left:45px;display:flex;flex-direction:column;justify-content:space-between}.impact-effect{padding:20px 0}.impact-effect h3{font-size:20px}.impact-effect strong{font-family:Arial,sans-serif;font-size:70px;letter-spacing:-.05em;font-weight:450;line-height:1.4}.impact-effect strong span{font-size:24px}.impact-response-note{font-size:11px;margin-top:40px}.data-citation{font-size:10px;line-height:1.9;color:var(--muted);margin-top:16px;max-width:920px}.impact-meaning{text-align:center;padding:90px 0 60px}.impact-meaning p{font-size:clamp(25px,3.1vw,43px);font-weight:650;letter-spacing:-.035em;line-height:1.7}.impact-adoption{display:grid;grid-template-columns:1fr 2fr;gap:40px;align-items:start;border-block:1px solid var(--line);padding-block:30px}.impact-adoption strong{font-size:35px;letter-spacing:-.05em}.impact-adoption p{font-size:14px}.impact-adoption small{display:block;font-size:10px;line-height:1.9;color:var(--muted);margin-top:8px}.impact-urgency{text-align:center;margin-top:90px}.impact-urgency h3{font-size:clamp(32px,4.6vw,65px);margin-bottom:26px}.impact-urgency p{font-size:15px}
/* Turning point and partnership. */
#fde-intro{padding-block:100px;overflow:hidden}#fde-intro:after{content:'';position:absolute;right:-4%;top:20%;width:36%;height:170%;background:var(--paper) var(--sheet);transform:rotate(27deg);opacity:.04;pointer-events:none}.turning-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:80px;align-items:end}.declaration{font-size:clamp(30px,3.2vw,48px);line-height:1.6}.fde-word{display:block;font-family:Arial,sans-serif;font-size:clamp(100px,15vw,210px);font-weight:600;line-height:1.1;letter-spacing:-.05em;margin-block:12px}.fde-choice{display:block}.turning-copy{font-size:16px;padding-bottom:12px}.fde-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:80px}.formal-name{font-size:13px;letter-spacing:.05em;color:var(--muted)}.fde-copy>p+p{margin-top:24px}.fde-definition{font-size:21px;font-weight:650;line-height:1.9;margin-bottom:28px}.fde-copy>p{font-size:15px}.partnership{margin-top:130px}.partnership>h3{font-size:clamp(32px,4.5vw,64px);line-height:1.55;max-width:1000px}.partner-lead{font-size:17px;margin-top:30px;line-height:2}.mechanism-figure{margin:0;min-width:0}.mechanism-figure img{width:100%;height:auto}.mechanism-figure figcaption{font-size:10px;line-height:1.8;color:var(--muted);padding:18px 0;display:flex;justify-content:space-between;gap:30px;border-bottom:1px solid var(--line)}.mechanism-figure figcaption a{flex-shrink:0;font-size:10px}.partnership-mechanism{margin:48px -30px 0}.partnership-mechanism picture{overflow:hidden;box-shadow:0 20px 35px #0000000a}.relationship-labels{list-style:none;display:flex;justify-content:space-around;padding:20px 5%;font-size:13px;letter-spacing:.15em;border-bottom:1px solid var(--line)}.partner-copy{display:grid;grid-template-columns:1fr 1fr;gap:50px;margin-top:48px;font-size:15px}.comparison-grid{margin-top:64px}.comparison-row{display:grid;grid-template-columns:.65fr 1.1fr 1.3fr;border-bottom:1px solid var(--line);font-size:13px}.comparison-row>div{padding:22px 24px}.comparison-row>div:first-child{padding-left:0;font-weight:650}.comparison-row>div:last-child{background:#e8e9e1;font-weight:650}.comparison-head{font-size:12px}.comparison-head>div:last-child{background:var(--ink);color:white}.partnership>.small{margin-top:18px}
/* Capabilities: small paper cards that resolve into a connected work spread. */
#possibilities{padding-top:60px}.capability-head{display:flex;justify-content:space-between;align-items:end;gap:48px;margin-bottom:50px}.capability-head>div{flex:1}.capability-head>p{max-width:340px;font-size:14px}.possibilities{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;list-style:none;padding:0}.possibility{padding:25px 22px;background:#fafaf7;border:1px solid #fff;box-shadow:2px 4px 10px #00000008;min-height:142px;position:relative;transition:transform .35s var(--ease),box-shadow .35s}.possibility:nth-child(3n+1){transform:rotate(-.6deg)}.possibility:nth-child(4n+2){transform:rotate(.6deg)}.possibility:hover{transform:translateY(-5px) rotate(0);box-shadow:2px 10px 18px #00000010}.possibility>span{font:10px Arial,sans-serif;color:#93958a;display:block;margin-bottom:10px;letter-spacing:.07em}.possibility h3{font-size:16px;margin-bottom:7px}.possibility p{font-size:11px;color:var(--muted);line-height:1.8}.capability-note{text-align:center;font-size:14px;margin:35px 0 75px}.combine{padding-top:50px;border-top:1px solid var(--line)}.combine h3{font-size:clamp(30px,4vw,53px);margin-bottom:28px}.combine>p{max-width:760px;font-size:16px}.combine-stage{margin-top:40px}.scene-frame{position:relative;overflow:hidden}.scene-spotlight{display:none!important}.flow-labels{display:flex;list-style:none;padding:24px 0;gap:12px;border-bottom:1px solid var(--line)}.flow-labels li{flex:1;position:relative;padding:0 20px;font-size:14px;font-weight:600;text-align:center;transition:opacity .35s,transform .35s}.flow-labels li+li:before{content:'→';position:absolute;left:-8px;font-weight:400}.flow-labels li.is-current{transform:translateY(-4px)}.flow-replay{display:block;margin:12px 0 0 auto}.section-cta{position:relative;margin-top:100px;padding:55px 65px;background:#fafaf7;box-shadow:4px 16px 28px #00000010;display:flex;align-items:center;justify-content:space-between;gap:45px;transform:rotate(-.5deg)}.section-cta:after{content:'';position:absolute;right:0;top:0;width:28px;height:28px;background:linear-gradient(45deg,#d4d5cd,#f5f4f1);clip-path:polygon(0 0,100% 100%,0 100%);transform:rotate(180deg)}.section-cta h3,.section-cta h2{font-size:clamp(25px,2.8vw,38px);line-height:1.6}.section-cta p{font-size:13px;margin-top:12px}.section-cta .cta-wrap{flex-shrink:0}
/* A standalone copy scene, then compact paper cards with hover / touch changes. */
#solutions-opening{padding:130px 0;text-align:center;position:relative;overflow:hidden;background:#ecece6 var(--sheet);background-size:700px}#solutions-opening h2{font-size:clamp(40px,6vw,84px);line-height:1.6}#solutions-opening .statement-line{display:block}#solutions-opening .mobile-break{display:none}#solutions-opening:before,#solutions-opening:after{content:'';position:absolute;width:26vw;height:65%;background:#fcfcf8;box-shadow:5px 16px 40px #00000018;z-index:0;pointer-events:none}#solutions-opening:before{left:-18%;top:15%;transform:rotate(28deg)}#solutions-opening:after{right:-19%;top:35%;transform:rotate(-18deg)}#solutions-opening>.wrap{position:relative;z-index:1}
/* Examples: each has a new stage, not a uniform stack of bordered cards. */
.examples-heading{padding-block:135px 60px}.examples-heading>p{font-size:14px;max-width:660px}.example{position:relative;padding:70px 0 100px;overflow:hidden}.example+.example{padding-top:110px}.example-2{background:#e9eae4 var(--sheet);background-size:700px}.example h3{font-size:clamp(34px,4.5vw,64px);line-height:1.55;margin-bottom:42px}.serial{display:block;letter-spacing:.12em;font-size:11px;margin-bottom:24px}.example-top{display:grid;grid-template-columns:.9fr 1.4fr;gap:55px;align-items:center}.example-lead{font-size:15px;max-width:780px}.example-lead>p+p{margin-top:22px}.use-question{font-size:clamp(20px,2vw,29px);font-weight:650;line-height:1.9;letter-spacing:-.04em}.example-visual{margin-top:38px}.example-top .example-visual{margin:0 -35px 0 0}.example-visual .mechanism-figure{background:transparent}.example-body{margin-top:55px;font-size:15px}.example-1 .example-body{margin-inline:auto}.columns-copy{display:grid;grid-template-columns:1fr 1fr;gap:28px 50px}.example-2 .example-lead{margin-bottom:42px}.example-2 .example-visual{margin-inline:-40px}.example-3 .example-lead{max-width:900px}.example-3 .example-visual{margin:50px -40px 0}.decision-steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px;padding:35px 0 0;list-style:none;counter-reset:decision}.decision-steps>li{padding-top:25px;border-top:1px solid #a7aaa0;counter-increment:decision}.decision-steps>li:before{content:'0'counter(decision);font-family:Arial,sans-serif;display:block;font-size:12px;color:#808477;margin-bottom:18px}.decision-steps h4{font-size:18px;line-height:1.7;margin-bottom:16px}.decision-steps p{font-size:13px;line-height:1.95}.visual-explainer{margin-top:38px;border-top:1px solid var(--line);font-size:12px}.visual-explainer summary{padding:20px 0;cursor:pointer}.supporting-scene{max-width:680px;margin:30px auto 0}.supporting-scene figcaption{font-size:11px;margin-top:12px}
/* Five chapters, scroll-controlled where the entire stage fits the viewport. */
.story-intro{max-width:860px;margin-bottom:58px}.story-intro>p{font-size:15px}.story-stage{position:relative}.story-top,.story-bottom{display:flex;align-items:center;justify-content:space-between;gap:28px}.story-top{padding-bottom:24px;border-bottom:1px solid var(--line);margin-bottom:35px}.story-status{font-size:12px;letter-spacing:.15em}.story-toggle{background:transparent;border:0;border-bottom:1px solid #999;font-size:12px;padding:6px 0}.story-tabs{display:flex;gap:18px;list-style:none;padding:0;margin-bottom:28px}.story-tabs button{background:transparent;border:0;border-bottom:1px solid var(--line);min-width:0;text-align:left;padding:14px 5px;flex:1;font-size:12px;color:#7a7d72;line-height:1.7}.story-tabs button[aria-current=step]{border-bottom:3px solid var(--ink);color:var(--ink);font-weight:700}.story-panels{position:relative}.story-panel{display:grid;grid-template-columns:1fr 1.05fr;gap:55px;align-items:center}.story-copy h3{font-size:clamp(28px,3.1vw,43px);line-height:1.65;margin-bottom:28px}.story-copy p{font-size:14px;margin-top:18px}.story-visual{min-width:0}.story-panel .mechanism-figure figcaption{font-size:10px}.story-bottom{border-top:1px solid var(--line);padding-top:22px;margin-top:35px}.story-bottom p{font-size:11px;color:var(--muted)}.story-bottom>div{display:flex;gap:24px}.story-bottom button{border:1px solid #999c90;padding:9px 17px;background:transparent;font-size:12px}.story-scroll-mode .story-stage{position:sticky;top:105px}.story-list-mode .story-panel+.story-panel{margin-top:60px;padding-top:60px;border-top:1px solid var(--line)}.story-exit{position:absolute;inset:0;width:100%;pointer-events:none;z-index:2}
/* Compact chapter controls leave enough height for a complete scroll stage. */
.story-top .story-tabs{margin:0;flex:1;min-width:0;max-width:370px;gap:8px}.story-top .story-tabs button{padding:8px 5px}.story-panel .mechanism-figure img{max-height:325px;object-fit:contain}.story-bottom [data-story-hint]{font-size:11px;line-height:1.8;color:var(--muted);max-width:60%}
/* Evidence: actual booking UI kept separate from conceptual illustration. */
#practice{background:var(--paper) var(--sheet);background-size:780px}.proof-tabs{display:flex;gap:5px;margin:0 0 40px;border-bottom:1px solid var(--line)}.proof-tabs button{flex:1;padding:18px 15px;border:0;border-bottom:2px solid transparent;background:transparent;font-size:14px;line-height:1.5}.proof-tabs button[aria-selected=true]{background:var(--ink);color:white}.proof-panel{display:grid;grid-template-columns:1fr 1fr;gap:65px;align-items:start}.proof-copy h3{font-size:clamp(27px,3.5vw,45px);line-height:1.6;margin-bottom:30px}.proof-copy>p{font-size:14px}.proof-copy dl{font-size:13px;margin-top:32px;display:grid;grid-template-columns:100px 1fr;gap:20px}.proof-copy dt{font-weight:650;font-size:11px;padding-top:2px}.proof-copy dd{margin:0}.proof-desktop .proof-item>summary{display:none}.proof-item>summary{padding:22px 0;display:flex;justify-content:space-between;font-size:15px;font-weight:650;border-block:1px solid var(--line);cursor:pointer;list-style:none}.evidence-label{display:block;font-size:10px;letter-spacing:.1em;margin-bottom:15px;color:var(--muted)}.phone{display:flex;gap:25px;align-items:center;justify-content:center;padding:30px;background:#e8e9e1}.phone>div{min-width:0}.phone-frame{border:7px solid #282925;border-radius:30px;overflow:hidden;max-width:230px;margin:auto;box-shadow:10px 15px 25px #0002}.phone-frame img{width:100%}.phone figcaption{display:block;border:0;text-align:center;font-size:10px;margin-top:10px}.phone-side{font-size:12px;writing-mode:vertical-rl;letter-spacing:.1em}.proof-visual-area>.story-visual>.proof-visual:not(.phone){background:#f9f9f5}.proof-visual-area .mechanism-figure img{object-fit:contain}.proof-item+ .proof-item{margin-top:35px}.proof-desktop .proof-item+.proof-item{margin:0}
/* Person, philosophy, security. */
#person{padding-top:80px}.person{display:grid;grid-template-columns:.8fr 1.2fr;gap:100px;align-items:center}.person-art{padding:45px 55px;background:#ecece6 var(--sheet);box-shadow:8px 15px 30px #00000012;transform:rotate(-2deg);position:relative}.person-art:after{content:'';position:absolute;right:0;bottom:0;width:48px;height:48px;background:linear-gradient(135deg,#dcddd3,#f5f5f0);clip-path:polygon(0 0,100% 100%,0 100%)}.person-art img{max-height:420px;max-width:100%;object-fit:contain;margin:auto}.person-copy>h2{font-size:26px;margin-bottom:25px}.person-name{font-size:clamp(38px,4.3vw,64px);letter-spacing:.1em;line-height:1.5}.person-reading{font-size:13px;letter-spacing:.2em;margin-top:12px}.person-role{font-size:14px;margin-block:22px}.person-bio{font-size:14px;line-height:2}.person-bio p+p{margin-top:18px}.person-copy .note-link{font-size:12px}#philosophy{padding-top:60px;text-align:center}#philosophy h2{font-size:clamp(30px,4vw,57px);line-height:1.8;max-width:1100px;margin:auto}.philosophy-copy{margin:45px auto 0;text-align:left;font-size:15px}.philosophy-illustration{max-width:1000px;margin:55px auto 0}.security-head{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px;align-items:start}.security-head>div>p{font-size:14px;max-width:800px}.security-head p+p{margin-top:20px}.security-scene{margin-top:45px;max-width:900px;margin-inline:auto}.security-list{display:grid;grid-template-columns:1fr 1fr;gap:35px 60px;margin-top:55px}.security-feature{border-top:1px solid var(--line);padding-top:24px;display:grid;grid-template-columns:45px 1fr;column-gap:10px}.security-num{font-size:12px;color:var(--muted);grid-row:1/3}.security-feature h3{font-size:20px;margin-bottom:12px}.security-feature p{font-size:13px}.security-foot{border-top:1px solid var(--line);padding-top:30px;margin-top:48px;font-size:12px;max-width:950px}.security-foot p+p{margin-top:16px}
/* Consultation: an open sheet, functional local checklist, clear submit boundary. */
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.paper-opening{position:relative;isolation:isolate;container-type:inline-size;width:100%;max-width:1440px;margin-inline:auto;--opening-paper:url('paper/paper-charcoal-matched.webp');--opening-tint:#cccccc;background:var(--opening-tint) var(--opening-paper) repeat;background-size:122.4609375% auto;background-blend-mode:multiply;color:#f6f5f1}
.opening-backdrop{position:absolute;inset:0 auto auto 0;width:100%;height:auto;z-index:-1;pointer-events:none;mask-image:linear-gradient(#000 96%,transparent 100%)}
.masthead{position:absolute;left:50%;top:0;transform:translateX(-50%);z-index:30;width:min(100%,1440px);padding-top:clamp(17px,2.1vw,30px);height:auto;background:none}
.masthead>.wrap{width:85.8%;margin-inline:auto;display:flex;align-items:center;gap:clamp(18px,3vw,44px);border:0}
.brand{font-family:Arial,sans-serif;font-weight:650;font-size:clamp(22px,2.6vw,37px);letter-spacing:.05em;text-decoration:none;line-height:1.2;color:#10110f}
.masthead nav{margin-left:auto;display:flex;gap:clamp(16px,2.8vw,40px);font-size:clamp(11px,1.3vw,18px);line-height:1.5;white-space:nowrap}
.masthead nav a{text-decoration:none}
.masthead .cta-free{display:none}
.masthead .button{padding:10px 20px;min-height:clamp(34px,4.2vw,60px);gap:15px;font-size:clamp(11px,1.2vw,17px);border-radius:clamp(7px,1vw,14px);box-shadow:none}
.masthead .button span{font-size:clamp(15px,1.5vw,22px)}
.paper-opening #hero{position:relative;background:none;padding:0;margin:0;height:100cqw;min-height:0;overflow:visible;color:var(--ink)}
.paper-opening #hero h1{position:absolute;left:7.1cqw;top:10cqw;margin:0;font-family:'Hiragino Sans','Hiragino Kaku Gothic ProN','Noto Sans JP','Yu Gothic',sans-serif;font-size:clamp(40px,6.1cqw,88px);font-weight:700;letter-spacing:-.055em;line-height:1.25;text-wrap:initial}
.paper-opening #hero h1>span{display:block;white-space:nowrap}
.opening-lead{position:absolute;left:7.1cqw;top:28.2cqw;width:49cqw;font-size:clamp(12px,1.67cqw,24px);line-height:1.8;color:#151612;margin:0}
.opening-lead strong{display:block;font-size:clamp(17px,2.6cqw,38px);font-weight:700;letter-spacing:-.04em;line-height:1.65;white-space:nowrap;margin:0 0 .8cqw}
.opening-cta{position:absolute;left:7.1cqw;top:42.6cqw;gap:.9cqw}
.opening-cta .button{width:26.4cqw;height:6.3cqw;min-height:44px;padding:.8cqw 2.4cqw;font-size:clamp(13px,2cqw,29px);gap:2.5cqw;border-radius:1.1cqw;box-shadow:0 3px 6px #00000010}
.opening-cta .button span{font-size:2.8cqw}
.opening-cta .cta-free{font-size:clamp(10px,1.2cqw,17px);line-height:1.7;letter-spacing:0}
.mobile-hero-art{display:none}
.paper-opening #ai-question{position:relative;z-index:1;background:none;height:12.3cqw;padding:2.2cqw 0 0;margin:0;color:white;text-align:center}
.paper-opening #ai-question h2{width:85.8%;margin:0 auto;font-size:clamp(26px,4.5cqw,65px);font-weight:700;line-height:1.5;letter-spacing:-.045em;white-space:nowrap}
.paper-opening #why{position:relative;z-index:2;padding:0 0 6cqw;background:none;color:var(--paper)}
.opening-problems{display:grid;grid-template-columns:1fr 1fr;column-gap:3.75cqw;row-gap:2.8cqw;margin-left:10.45cqw;width:78.9cqw}
.opening-problem{position:relative;min-width:0;height:13.2cqw;padding:0;isolation:isolate}
.opening-problem>summary{position:relative;display:flex;align-items:center;width:100%;height:100%;padding:1cqw 1.8cqw 1cqw 14cqw;cursor:pointer;list-style:none;outline-offset:5px;border-radius:4px}
.opening-problem>summary::-webkit-details-marker{display:none}
.opening-problem>summary h3{font-size:clamp(14px,2.2cqw,32px);line-height:1.65;letter-spacing:-.04em;font-weight:650;color:#10110f;white-space:nowrap;text-wrap:initial}
.opening-detail-mark{position:absolute;right:1.2cqw;bottom:.6cqw;font-size:clamp(10px,1.3cqw,18px);opacity:0;color:#62675c;transition:opacity .2s}
.opening-problem summary:hover .opening-detail-mark,.opening-problem summary:focus-visible .opening-detail-mark,.opening-problem[open] .opening-detail-mark{opacity:1}
.opening-problem[open]{z-index:10}
.opening-problem[open] .opening-detail-mark{transform:rotate(45deg)}
.opening-detail{position:absolute;top:calc(100% + 8px);left:0;width:100%;padding:22px 25px;background:#f8f8f2;color:#30332b;box-shadow:0 10px 20px #0004;border-top:2px solid #a8ad9c;z-index:5}
.opening-detail p{font-size:clamp(12px,1.05cqw,15px);line-height:1.95}
.opening-card-paper,.opening-card-icon{display:none}
.opening-context{position:relative;z-index:0;width:85.8%;margin:6.5cqw auto 0;padding-top:3cqw;border-top:1px solid #b1b5a132;display:grid;grid-template-columns:1fr 1fr;gap:5cqw;align-items:start}
.opening-context h2{font-size:clamp(20px,2.2cqw,32px);line-height:1.7;margin:0;color:#eceee5;letter-spacing:-.04em}
.opening-context>p{font-size:clamp(12px,1.2cqw,17px);line-height:2;color:#d4d7cc}
/* The later business pain cards are separate real paper cutouts, with their
   shadow stored in the alpha image. The button never clips that shadow. */
#business-pains{background:var(--dark) var(--charcoal);background-size:800px;color:var(--paper);padding:95px 0 110px}
.pains-heading{display:grid;grid-template-columns:1fr 1fr;column-gap:70px;align-items:start;margin-bottom:50px}
.pains-heading>.kicker{grid-column:1/-1}
.pains-heading h2{font-size:clamp(33px,3.6vw,52px)}
.pains-heading>p{font-size:13px;color:#d5d5ce;padding-top:12px}
.tap-help{display:none}
.pain-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:32px 24px;perspective:1000px}
.pain-item{min-width:0}
.pain-trigger{position:relative;display:block;isolation:isolate;width:100%;height:245px;padding:28px 24px 42px;border:0;border-radius:0;text-align:left;color:var(--ink);background:transparent;box-shadow:none;clip-path:none;overflow:visible;transform-origin:center 80%;transition:transform .45s var(--ease)}
.pain-material{position:absolute;z-index:-1;left:-9%;top:-13%;width:118%;height:126%;max-width:none;object-fit:fill;pointer-events:none}
.pain-front,.pain-back{position:absolute;inset:29px 24px 42px;display:flex;flex-direction:column;justify-content:space-between;transition:opacity .3s var(--ease),transform .4s var(--ease)}
.pain-front strong{font-size:clamp(21px,2.2vw,31px);line-height:1.55;letter-spacing:-.04em;font-weight:700}
.pain-number,.pain-back>span{font-size:10px;line-height:1.5;letter-spacing:.06em;color:#737866}
.pain-back{opacity:0;transform:translateY(8px)}
.pain-back strong{font-size:clamp(18px,1.6vw,25px);line-height:1.7}
.pain-action{position:absolute;bottom:19px;left:24px;right:20px;display:flex;justify-content:space-between;font-size:10px;line-height:1.5;color:var(--muted)}
.pain-action i{font-style:normal;font-size:16px}
.pain-trigger.is-selected{transform:translateY(-6px) rotateX(2deg)}
.pain-trigger.is-selected .pain-front{opacity:0;transform:translateY(-8px)}
.pain-trigger.is-selected .pain-back{opacity:1;transform:none}
.pain-detail{grid-column:1/-1;color:var(--ink);background:#f9f9f4;padding:36px 40px;position:relative;box-shadow:0 10px 16px #0003}
.pain-detail h3{font-size:25px;margin-bottom:24px}
.pain-detail>p{font-size:14px;margin-top:12px;max-width:950px}
.pain-detail>p>strong{display:block;font-size:10px;margin-bottom:4px;color:var(--muted);letter-spacing:.1em}
.pain-detail>.plain-button{position:absolute;right:28px;top:24px}
.pains-outro{text-align:center;font-size:14px;margin:45px 0 10px;color:#dddcd5}
#business-pains .text-link{display:flex;width:max-content;margin:24px auto 0}
.pain-item .pain-detail{margin-top:20px}
@media(hover:hover) and (pointer:fine){.pain-trigger:hover{transform:translateY(-6px) rotateX(2deg)}.pain-trigger:hover .pain-front{opacity:0;transform:translateY(-8px)}.pain-trigger:hover .pain-back{opacity:1;transform:none}}
/* Diagram motion follows the real four-step HTML labels; artwork stays still. */
.flow-labels{position:relative}
.flow-labels:after{content:'';position:absolute;left:0;bottom:-1px;width:calc(var(--flow-progress,0)*100%);height:2px;background:var(--ink);transition:width .65s var(--ease)}
.flow-labels li{transform:none!important;opacity:.48;transition:opacity .4s}
.flow-labels li.is-current,.flow-labels.flow-complete li{opacity:1}
.flow-labels.flow-complete:after{width:100%}
.flow-labels li.is-current>span{font-weight:750}
@media(min-width:640px) and (max-width:799px){.opening-cta{top:46cqw}.masthead>.wrap{gap:18px}.masthead nav{gap:17px}.masthead .button{padding:8px 14px}.opening-lead{line-height:1.8}}
@media(max-width:1279px){.pain-grid{grid-template-columns:1fr 1fr}.pain-trigger{height:225px}.pain-front strong{font-size:29px}.pain-back strong{font-size:24px}}
@media(max-width:767px){#business-pains{padding:65px 0}.pains-heading{display:block;margin-bottom:38px}.pains-heading h2{font-size:32px;line-height:1.65}.pains-heading>p{font-size:11px;margin-top:20px;padding:0}.hover-help{display:none}.tap-help{display:inline}.pain-grid{gap:28px 20px}.pain-trigger{height:205px;padding:20px 17px 36px}.pain-front,.pain-back{inset:23px 16px 36px}.pain-front strong{font-size:clamp(20px,5.6vw,29px);line-height:1.6}.pain-back strong{font-size:clamp(16px,4.3vw,22px);line-height:1.7}.pain-number,.pain-back>span{font-size:8px;line-height:1.7}.pain-action{font-size:8px;left:16px;right:12px;bottom:16px}.pain-action i{font-size:13px}.pain-detail{padding:28px 23px}.pain-detail h3{font-size:22px;margin:12px 0 20px}.pain-detail>p{font-size:12px}.pain-detail>.plain-button{top:12px;right:18px;font-size:10px}.pains-outro{font-size:12px;margin-top:34px}#business-pains .text-link{font-size:12px}}
/* Phones keep the complete, integrated bridge scene. Only additional reading
   room is put above it; no person, sign or bridge is independently repositioned. */
@media(max-width:639px){
 .paper-opening{container-type:inline-size;--opening-tint:#eeeeee;background-color:var(--opening-tint)}.opening-backdrop{display:none}
 .masthead{padding-top:20px}.masthead>.wrap{width:86%;gap:18px}.brand{font-size:24px}.masthead nav{display:none}.masthead .cta-wrap{margin-left:auto}.masthead .button{min-height:36px;font-size:11px;padding:9px 14px;border-radius:8px;gap:14px}
 .paper-opening #hero{height:auto;padding:95px 7% 79cqw;background:#f5f5f2 var(--sheet);background-size:780px;isolation:isolate;overflow:hidden}
 /* Extend past the fold into blank source paper (before the baked cards),
    then blend onto the same fine-grain material, never onto white. */
 .paper-opening #hero:before{content:'';position:absolute;left:0;bottom:0;width:100%;height:8cqw;z-index:-2;pointer-events:none;background:var(--opening-tint) var(--opening-paper) repeat;background-size:122.4609375cqw auto;background-blend-mode:multiply}
 .paper-opening #hero h1{position:relative;left:auto;top:auto;font-size:clamp(27px,6.7cqw,42px);line-height:1.45;margin-bottom:25px;letter-spacing:-.055em}.paper-opening #hero h1>span:first-child{font-size:1.08em}
 .opening-lead{position:relative;left:auto;top:auto;width:100%;max-width:430px;font-size:13px;line-height:1.95;margin:0}.opening-lead strong{font-size:16px;line-height:1.8;white-space:normal;margin:0 0 13px}
 .opening-cta{position:relative;left:auto;top:auto;gap:9px;margin-top:25px}.opening-cta .button{width:230px;height:57px;min-height:57px;font-size:15px;padding:16px 24px;border-radius:10px;gap:30px}.opening-cta .button span{font-size:24px}.opening-cta .cta-free{font-size:11px;line-height:1.7}
 .mobile-hero-art{display:block;position:absolute;left:0;bottom:0;width:100%;height:110cqw;overflow:hidden;z-index:-1;pointer-events:none;mask-image:linear-gradient(transparent,#000 15%,#000 calc(100% - 3cqw),transparent)}.mobile-hero-art>img{width:100%;height:auto;max-width:none}
 .paper-opening #ai-question{height:auto;padding:24px 7% 28px}.paper-opening #ai-question h2{width:100%;font-size:clamp(26px,6.7cqw,39px);white-space:normal;line-height:1.7;text-wrap:balance}
 .paper-opening #why{padding:0 0 50px}.opening-problems{width:88%;margin:0 auto;grid-template-columns:1fr;row-gap:15px;column-gap:0}.opening-problem{height:112px}
 .opening-problem>summary{padding:12px 33px 12px 126px}.opening-problem>summary h3{font-size:19px;line-height:1.65;white-space:normal}.opening-card-paper{display:block;position:absolute;left:-4%;top:-5%;width:108%;height:110%;object-fit:fill;z-index:-1;max-width:none;pointer-events:none}
 .opening-card-icon{display:block;position:absolute;left:36px;top:21px;width:68px;height:68px;overflow:hidden;pointer-events:none}.opening-card-icon>img{position:absolute;left:calc(var(--icon-x)*-.75px);top:calc(var(--icon-y)*-.75px);width:768px;height:1152px;max-width:none}
 .opening-detail-mark{opacity:1;right:24px;bottom:13px;font-size:13px}.opening-detail{top:calc(100% + 5px);padding:20px 23px}.opening-detail p{font-size:12px}
 .opening-context{width:86%;margin-top:42px;padding-top:25px;grid-template-columns:1fr;gap:20px}.opening-context h2{font-size:22px;line-height:1.7}.opening-context>p{font-size:12px;line-height:2}
}
@media(max-width:359px){.paper-opening #hero{padding-top:90px}.paper-opening #hero h1{font-size:25px}.opening-lead strong{font-size:15px}.opening-lead{font-size:12px}.opening-problem>summary{padding-left:113px;padding-right:23px}.opening-problem>summary h3{font-size:17px}.opening-card-icon{left:25px}.pain-grid{gap:23px 15px}.pain-front strong{font-size:19px}.pain-back strong{font-size:15px}.pain-front,.pain-back{left:13px;right:13px}}
@media(prefers-reduced-motion:reduce){.flow-labels:after{transition:none}.pain-trigger{transform:none!important}.opening-detail-mark{transition:none}}

}