:root{--g-bg:#f1ede6;--g-ink:#181716;--g-muted:#625e59;--g-line:rgba(24,23,22,.16);--g-panel:#e8e1d7;--g-dark:#171615;--g-wine:#702f3b;--g-white:#fff}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0}
.grevar-case-nav{position:fixed;z-index:999;top:18px;left:28px;right:28px;min-height:68px;padding:0 24px;display:flex;align-items:center;justify-content:space-between;border:1px solid rgba(255,255,255,.16);border-radius:999px;background:rgba(18,18,18,.84);backdrop-filter:blur(20px);color:#fff;font-family:var(--font-sans)}
.grevar-case-nav .brand{font-size:22px;font-weight:700;letter-spacing:-.03em;color:#fff;text-decoration:none}.grevar-case-nav .links{display:flex;gap:26px;align-items:center}.grevar-case-nav .links a{font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:#fff;text-decoration:none;opacity:.78}.grevar-case-nav .links a:hover{opacity:1}.grevar-case-nav .contact{padding:12px 17px;border:1px solid rgba(255,255,255,.26);border-radius:999px}
.case-meta-bar{display:grid;grid-template-columns:repeat(5,1fr);gap:0;border-top:1px solid var(--g-line);border-bottom:1px solid var(--g-line);background:rgba(255,255,255,.18);font-family:var(--font-sans)}.case-meta-bar>div{padding:22px 24px;border-right:1px solid var(--g-line)}.case-meta-bar>div:last-child{border-right:0}.case-meta-bar span{display:block;font-size:11px;line-height:1.2;letter-spacing:.11em;text-transform:uppercase;color:var(--g-muted);margin-bottom:8px}.case-meta-bar b{display:block;font-size:15px;font-weight:600;line-height:1.35;color:var(--g-ink)}
.case-label{font:600 12px/1.2 var(--font-sans);letter-spacing:.12em;text-transform:uppercase}.concept-note{font:12px/1.5 var(--font-sans);color:var(--g-muted)}
.business-outcome{padding:110px 4vw;background:#ece6dd;color:#171615}.business-outcome .bo-wrap{max-width:1380px;margin:0 auto}.business-outcome .bo-head{display:grid;grid-template-columns:minmax(280px,.8fr) 1.4fr;gap:8vw;align-items:end;margin-bottom:54px}.business-outcome .bo-kicker{font:600 12px/1.2 var(--font-sans);letter-spacing:.12em;text-transform:uppercase;color:#6f6861;margin-bottom:18px}.business-outcome h2{margin:0;font:400 clamp(42px,5.4vw,82px)/.98 var(--font-display);letter-spacing:-.04em}.business-outcome .bo-head p{margin:0;max-width:680px;font:16px/1.65 var(--font-sans);color:#4d4945}.business-outcome .bo-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid rgba(23,22,21,.18);border-bottom:1px solid rgba(23,22,21,.18)}.business-outcome article{padding:28px 28px 32px 0;border-right:1px solid rgba(23,22,21,.18)}.business-outcome article+article{padding-left:28px}.business-outcome article:last-child{border-right:0}.business-outcome article span{display:block;font:600 11px/1.2 var(--font-sans);letter-spacing:.1em;text-transform:uppercase;color:#766f68;margin-bottom:18px}.business-outcome article b{display:block;font:600 21px/1.25 var(--font-sans);margin-bottom:10px}.business-outcome article p{margin:0;font:15.5px/1.6 var(--font-sans);color:#5a5550}
.case-contact{padding:96px 4vw;background:#171615;color:#fff}.case-contact .cc-wrap{max-width:1380px;margin:0 auto;display:grid;grid-template-columns:1.25fr .75fr;gap:8vw;align-items:end}.case-contact .cc-kicker{font:600 12px/1.2 var(--font-sans);letter-spacing:.12em;text-transform:uppercase;color:#b9aca5;margin-bottom:22px}.case-contact h2{margin:0;font:400 clamp(46px,6vw,96px)/.95 var(--font-display);letter-spacing:-.05em;max-width:900px}.case-contact .cc-side p{font:16px/1.6 var(--font-sans);color:#c9c2bd;margin:0 0 26px}.case-contact .cc-actions{display:flex;flex-wrap:wrap;gap:12px}.case-contact a{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:0 20px;border:1px solid rgba(255,255,255,.28);border-radius:999px;color:#fff;text-decoration:none;font:600 13px/1 var(--font-sans);letter-spacing:.04em}.case-contact a.primary{background:#fff;color:#171615;border-color:#fff}.case-contact .next-case{margin-top:38px;padding-top:22px;border-top:1px solid rgba(255,255,255,.16);display:flex;justify-content:space-between;gap:20px;font:13px/1.4 var(--font-sans);color:#a9a29c}.case-contact .next-case a{min-height:auto;padding:0;border:0;border-radius:0;background:none;color:#fff}
.mobile-prototype-card{display:none}
@media(max-width:900px){.grevar-case-nav{top:10px;left:10px;right:10px;min-height:58px;padding:0 16px}.grevar-case-nav .links a:not(.contact){display:none}.grevar-case-nav .brand{font-size:19px}.grevar-case-nav .contact{font-size:11px;padding:10px 12px}.case-meta-bar{grid-template-columns:1fr 1fr}.case-meta-bar>div{padding:18px}.case-meta-bar>div:nth-child(2n){border-right:0}.case-meta-bar>div:last-child{grid-column:1/-1;border-top:1px solid var(--g-line)}.business-outcome{padding:76px 22px}.business-outcome .bo-head,.case-contact .cc-wrap{grid-template-columns:1fr;gap:30px}.business-outcome .bo-grid{grid-template-columns:1fr}.business-outcome article,.business-outcome article+article{padding:22px 0;border-right:0;border-bottom:1px solid rgba(23,22,21,.18)}.business-outcome article:last-child{border-bottom:0}.case-contact{padding:76px 22px}.case-contact .next-case{flex-direction:column}.case-contact h2{font-size:clamp(40px,12vw,64px)}}
@media(max-width:600px){.case-meta-bar{grid-template-columns:1fr}.case-meta-bar>div{border-right:0;border-bottom:1px solid var(--g-line)}.case-meta-bar>div:last-child{grid-column:auto;border-top:0}.business-outcome h2{font-size:42px}.case-contact h2{font-size:42px}.mobile-prototype-card{display:block}.desktop-prototype-frame{display:none!important}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto!important}*,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important;transform:none!important}}

/* Final QA system */
.grevar-case-nav .links a{font-size:13px}
.case-meta-bar span{font-size:12px}.case-meta-bar b{font-size:15px}
@media(max-width:600px){h1,h2,h3{overflow-wrap:break-word;word-break:normal}.case-label,.concept-note{font-size:12px!important}}
:focus-visible{outline:2px solid currentColor;outline-offset:4px}

/* Final legibility pass */
.mono-index,.space-cell span,.space-cell .metric,.live-nav button,.live-badge,.live-caption,.material-label,.goal-proof-card span,.motion-bar span,.motion-actions button,.motion-actions a,.motion-note span,.build-step span,
.goal-index,.live-address,.live-actions button,.live-actions a,.scenario-head span,.visual-label,.result-card span,
.hero-focus-mark,.hero-sub span,.scroll-cue,.goal-lead span,.goal-results span,.decision-map span,.insight-label,.decision-card>span,.mini-ui small,.device-label,.eco-tag,.journey-row span{font-size:11px!important}
.live-nav button,.motion-actions button,.motion-actions a,.live-actions button,.live-actions a,.gallery-controls button{min-height:42px;min-width:42px}
@media(max-width:600px){.linia-live-mobile-note{display:block!important}.linia-live-desktop{display:none!important}}

/* Deep QA polish: stable hover, readable explanatory text, touch targets */
.grevar-case-nav .contact{min-height:44px}
.business-outcome article p,.case-contact .cc-side p{font-size:16px}
@media(min-width:901px){.grevar-case-nav .links a{min-height:44px;display:inline-flex;align-items:center}}
@media(max-width:600px){.case-meta-bar b{font-size:16px}.case-meta-bar span{font-size:12px}.business-outcome article p,.case-contact .cc-side p{font-size:16px}}

/* Visual proof of thinking — shared across all portfolio cases */
.logic-section{padding:108px 4vw;background:#f4efe8;color:#181716;border-top:1px solid rgba(24,23,22,.12);border-bottom:1px solid rgba(24,23,22,.12);--logic-accent:#702f3b}
.logic-wrap{max-width:1380px;margin:0 auto}.logic-head{display:grid;grid-template-columns:minmax(280px,.82fr) 1.18fr;gap:8vw;align-items:end;margin-bottom:54px}.logic-kicker{font:700 12px/1.2 var(--font-sans);letter-spacing:.13em;text-transform:uppercase;color:var(--logic-accent);margin-bottom:18px}.logic-head h2{margin:0;font:400 clamp(42px,5.4vw,82px)/.98 var(--font-display);letter-spacing:-.045em}.logic-head>p{margin:0;max-width:690px;font:16px/1.68 var(--font-sans);color:#514c47}.logic-flow{display:grid;grid-template-columns:repeat(var(--logic-cols,5),minmax(0,1fr));gap:0;border-top:1px solid rgba(24,23,22,.18);border-bottom:1px solid rgba(24,23,22,.18)}.logic-node{position:relative;min-height:190px;padding:25px 26px 28px 0;border-right:1px solid rgba(24,23,22,.18)}.logic-node+ .logic-node{padding-left:26px}.logic-node:last-child{border-right:0}.logic-node:not(:last-child)::after{content:'→';position:absolute;right:-10px;top:31px;width:20px;height:20px;display:grid;place-items:center;background:#f4efe8;color:var(--logic-accent);font:700 18px/1 var(--font-sans);z-index:2}.logic-node span{display:block;font:700 11px/1.2 var(--font-sans);letter-spacing:.12em;text-transform:uppercase;color:var(--logic-accent);margin-bottom:38px}.logic-node b{display:block;font:600 20px/1.25 var(--font-sans);margin-bottom:10px}.logic-node p{margin:0;font:15px/1.6 var(--font-sans);color:#5d5752}.screen-map{margin-top:52px;padding-top:30px;border-top:1px solid rgba(24,23,22,.14)}.screen-map>span{display:block;font:700 11px/1.2 var(--font-sans);letter-spacing:.12em;text-transform:uppercase;color:#766e67;margin-bottom:18px}.screen-map-grid{display:flex;flex-wrap:wrap;gap:9px}.screen-map-grid b{display:inline-flex;align-items:center;min-height:42px;padding:0 14px;border:1px solid rgba(24,23,22,.16);border-radius:999px;background:rgba(255,255,255,.42);font:600 13px/1 var(--font-sans)}.decision-log{margin-top:46px;display:grid;grid-template-columns:.72fr 1.28fr;gap:7vw;align-items:start}.decision-log>div:first-child h3{margin:0;font:400 clamp(31px,3.3vw,50px)/1 var(--font-display);letter-spacing:-.035em}.decision-log>div:first-child p{font:15px/1.65 var(--font-sans);color:#625b56;max-width:480px}.decision-cards{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid rgba(24,23,22,.16)}.decision-cards article{padding:23px 24px 24px 0;border-bottom:1px solid rgba(24,23,22,.16)}.decision-cards article:nth-child(even){padding-left:24px;border-left:1px solid rgba(24,23,22,.16)}.decision-cards span{display:block;font:700 10px/1.2 var(--font-sans);letter-spacing:.12em;text-transform:uppercase;color:var(--logic-accent);margin-bottom:12px}.decision-cards b{font:600 17px/1.35 var(--font-sans)}.decision-cards p{margin:8px 0 0;font:14.5px/1.58 var(--font-sans);color:#625c57}.case-mobile-proof{margin-top:54px;display:grid;grid-template-columns:340px 1fr;gap:7vw;align-items:center}.case-phone{width:320px;height:650px;border:10px solid #181716;border-radius:34px;overflow:hidden;background:#fff;box-shadow:0 30px 60px rgba(0,0,0,.16)}.case-phone iframe{width:390px;height:792px;border:0;transform:scale(.76923);transform-origin:0 0;background:#fff}.case-mobile-copy h3{margin:0 0 18px;font:400 clamp(34px,4vw,58px)/1 var(--font-display);letter-spacing:-.035em}.case-mobile-copy p{margin:0 0 22px;max-width:600px;font:16px/1.7 var(--font-sans);color:#57524d}.case-mobile-copy a{display:inline-flex;min-height:46px;align-items:center;padding:0 17px;border:1px solid rgba(24,23,22,.25);border-radius:999px;text-decoration:none;color:inherit;font:700 13px/1 var(--font-sans)}
@media(max-width:900px){.logic-section{padding:76px 22px}.logic-head,.decision-log,.case-mobile-proof{grid-template-columns:1fr;gap:30px}.logic-flow{grid-template-columns:1fr}.logic-node,.logic-node+.logic-node{padding:22px 0;border-right:0;border-bottom:1px solid rgba(24,23,22,.16);min-height:0}.logic-node:last-child{border-bottom:0}.logic-node:not(:last-child)::after{content:'↓';right:auto;left:0;top:auto;bottom:-11px}.logic-node span{margin-bottom:14px}.decision-cards{grid-template-columns:1fr}.decision-cards article,.decision-cards article:nth-child(even){padding:20px 0;border-left:0}.case-phone{margin:0 auto}.case-mobile-copy{text-align:center}.case-mobile-copy p{margin-left:auto;margin-right:auto}.case-mobile-copy a{justify-content:center}}
@media(max-width:600px){.logic-section{padding:64px 18px}.logic-head h2{font-size:42px}.decision-cards{display:block}.case-mobile-proof{display:none}.screen-map-grid b{font-size:12px}}

.structure-proof{margin-top:52px;display:grid;grid-template-columns:1fr 1.25fr;gap:18px;align-items:stretch}.structure-card{position:relative;min-height:360px;border:1px solid rgba(24,23,22,.16);background:rgba(255,255,255,.28);overflow:hidden}.structure-card>span{position:absolute;z-index:2;left:16px;top:14px;padding:7px 9px;background:#181716;color:#fff;font:700 10px/1 var(--font-sans);letter-spacing:.12em;text-transform:uppercase}.wireframe-canvas{height:100%;padding:58px 22px 22px;display:grid;grid-template-rows:72px 1fr 56px;gap:13px}.wf-bar,.wf-hero,.wf-row>i,.wf-footer{border:1px solid rgba(24,23,22,.24);background:rgba(24,23,22,.035)}.wf-bar{display:grid;grid-template-columns:100px 1fr 130px;gap:12px;padding:12px}.wf-bar i,.wf-row i{display:block;background:rgba(24,23,22,.10)}.wf-hero{padding:22px;display:grid;grid-template-columns:1.1fr .9fr;gap:20px}.wf-copy{display:grid;grid-template-rows:15px 62px 36px 40px;gap:10px}.wf-copy i{background:rgba(24,23,22,.11)}.wf-copy i:nth-child(2){width:82%}.wf-copy i:nth-child(3){width:70%}.wf-copy i:nth-child(4){width:38%;background:color-mix(in srgb,var(--logic-accent) 25%,transparent)}.wf-visual{border:1px solid rgba(24,23,22,.16);background:linear-gradient(135deg,rgba(24,23,22,.04),rgba(24,23,22,.12))}.wf-row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.wf-footer{height:100%}.final-card img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .8s ease}.final-card:hover img{transform:scale(1.025)}.structure-caption{position:absolute;left:16px;right:16px;bottom:14px;z-index:2;padding:10px 12px;background:rgba(18,17,16,.76);backdrop-filter:blur(9px);color:#fff;font:12px/1.45 var(--font-sans)}
@media(max-width:800px){.structure-proof{grid-template-columns:1fr}.structure-card{min-height:320px}.wireframe-canvas{min-height:320px}}
.logic-route{display:block;width:100%;height:84px;margin:10px 0 0;overflow:visible}.logic-route path{fill:none;stroke:rgba(24,23,22,.25);stroke-width:2;stroke-dasharray:7 7}.logic-route circle{fill:#f4efe8;stroke:var(--logic-accent);stroke-width:3}.logic-route .active-dot{fill:var(--logic-accent)}@media(max-width:900px){.logic-route{display:none}}

/* Portfolio final pass — contentful scenario architecture, replacing empty wireframe bars. */
.structure-card:has(.grevar-path-preview){min-height:420px;background:#f4f1eb}
.grevar-path-preview{display:flex;flex-direction:column;gap:18px;min-height:420px;height:100%;padding:66px 23px 22px;background:linear-gradient(165deg,#f7f4ee,#eae4d9)}
.grevar-path-kicker{font:700 10px/1.4 var(--font-sans);text-transform:uppercase;letter-spacing:.14em;color:#80675e}
.grevar-path-message{padding-bottom:13px;border-bottom:1px solid #c9c0b5}
.grevar-path-message>strong{display:block;font:400 clamp(24px,2.35vw,34px)/1.04 var(--font-display);letter-spacing:-.025em;max-width:19ch;color:#1b1a19}
.grevar-path-message p{margin:10px 0 0;color:#625d57;font:12px/1.5 var(--font-sans);max-width:49ch}
.grevar-path-steps{display:grid;grid-template-columns:1fr 1fr;gap:0;margin-top:auto;border-top:1px solid #c9c0b5;border-left:1px solid #c9c0b5}
.grevar-path-step{display:flex;align-items:start;gap:10px;min-height:76px;padding:13px 12px;border-right:1px solid #c9c0b5;border-bottom:1px solid #c9c0b5}
.grevar-path-step>span{font:700 10px/1.4 var(--font-sans);color:#957260;letter-spacing:.12em}
.grevar-path-step strong{display:block;font:600 13px/1.3 var(--font-sans);color:#292521}
.grevar-path-step small{display:block;margin-top:3px;font:11px/1.35 var(--font-sans);color:#736c64}
@media(max-width:850px){.grevar-path-preview{min-height:0}.structure-card:has(.grevar-path-preview){min-height:0}.grevar-path-message>strong{font-size:clamp(27px,4vw,36px)}}
@media(max-width:440px){.grevar-path-preview{padding:65px 15px 18px}.grevar-path-steps{grid-template-columns:1fr}.grevar-path-step{min-height:0;padding:9px}.grevar-path-message p{font-size:12px}}
/* LINIYA: avoid an oversized solid-blue tail below the interactive stage. */
.linia .club-proof{padding-bottom:70px}
@media(max-width:760px){.linia .club-proof{padding-bottom:52px}}