/* Layout: dark night-blue page, 12-col feel, framed photo hero with the Infinity Loop drawn over it; neon used only for the two sides of the model and for actions. */
:root{
  color-scheme: dark;
  --bg:#151F27;          /* Gece Mavisi */
  --bg-2:#1B2731;        /* raised surface */
  --line:#3A4B5C;        /* Gece Çizgisi */
  --fg:#FFFFFF;
  --fg-2:#A8B3C0;        /* Duman Grisi */
  --human:#D9FF00;       /* İnsan tarafı */
  --ai:#00F5E4;          /* Çözüm tarafı (Akuamarin) */
  --paper:#FAF8F2;
  --ink:#151F27;
  --display:"Zilla Slab", Rockwell, "Roboto Slab", Georgia, serif;
  --body:"Outfit", "Segoe UI", system-ui, sans-serif;
  --step--1:clamp(.82rem,.8rem + .1vw,.88rem);
  --step-0:clamp(1rem,.96rem + .2vw,1.1rem);
  --step-1:clamp(1.2rem,1.1rem + .5vw,1.45rem);
  --step-2:clamp(1.6rem,1.3rem + 1.3vw,2.3rem);
  --step-3:clamp(2.2rem,1.6rem + 2.8vw,3.9rem);
  --step-4:clamp(2.6rem,1.6rem + 4.6vw,5.4rem);
  --gutter:clamp(16px,4vw,48px);
  --max:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}}
body{background:var(--bg);color:var(--fg);font-family:var(--body);font-size:var(--step-0);line-height:1.6;font-weight:300;-webkit-font-smoothing:antialiased}
a{color:inherit}
img{max-width:100%;display:block}
h1,h2,h3{font-family:var(--display);font-weight:600;line-height:1.08;margin:0;text-wrap:balance;letter-spacing:-.01em}
p{margin:0}
.wrap{max-width:var(--max);margin-inline:auto;padding-inline:var(--gutter)}
.eyebrow{font-size:var(--step--1);font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--fg-2)}
.h{color:var(--human)} .a{color:var(--ai)}
:focus-visible{outline:2px solid var(--ai);outline-offset:3px;border-radius:4px}

/* review bar */
.review{position:fixed;left:12px;bottom:calc(12px + env(safe-area-inset-bottom,0px));z-index:60;display:flex;flex-wrap:wrap;align-items:center;gap:8px;background:#0c1319ee;border:1px solid var(--line);border-radius:12px;padding:8px 10px;font-size:.8rem;color:var(--fg-2);max-width:calc(100vw - 24px);backdrop-filter:blur(6px)}
.review b{color:var(--fg);font-weight:500}
.review button{font:inherit;color:var(--fg);background:transparent;border:1px solid var(--line);border-radius:8px;padding:4px 8px;cursor:pointer;display:inline-flex;align-items:center;gap:6px}
.review button[aria-pressed="true"]{border-color:var(--fg);background:#ffffff12}
.sw{display:inline-flex}.sw i{width:10px;height:10px;border-radius:50%;display:block;margin-left:-3px;border:1px solid #0006}

/* nav */
header.nav{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid transparent}
header.nav.scrolled{border-bottom-color:var(--line)}
.nav-in{display:flex;align-items:center;gap:20px;min-height:68px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;font-family:var(--display);font-weight:700;font-size:1.15rem;line-height:1.05}
.logo small{display:block;font-family:var(--body);font-weight:400;font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:var(--fg-2)}
.logo svg{flex:none}
.menu{display:flex;gap:22px;margin-left:auto;font-size:.95rem}
.menu a{text-decoration:none;color:var(--fg-2)}
.menu a:hover{color:var(--fg)}
.lang{display:flex;border:1px solid var(--line);border-radius:999px;overflow:hidden}
.lang button{font:inherit;font-size:.8rem;font-weight:500;letter-spacing:.06em;background:none;border:0;color:var(--fg-2);padding:5px 10px;cursor:pointer}
.lang button[aria-pressed="true"]{background:var(--fg);color:var(--ink)}
.btn{display:inline-flex;align-items:center;gap:8px;font:inherit;font-weight:500;text-decoration:none;border-radius:999px;padding:10px 20px;cursor:pointer;border:1px solid transparent;white-space:nowrap}
.btn-h{background:var(--human);color:var(--ink)}
.btn-h:hover{filter:brightness(1.08)}
.btn-o{border-color:var(--line);color:var(--fg)}
.btn-o:hover{border-color:var(--fg)}
@media (max-width:900px){.menu{display:none}.nav-in .btn{display:none}.lang{margin-left:auto}}

/* hero */
.hero{padding-block:clamp(16px,3vw,32px) clamp(48px,7vw,96px)}
.hero-model{position:relative;border:1px solid var(--line);border-radius:8px;padding:clamp(8px,2vw,24px) clamp(4px,1.5vw,20px) 14px;overflow:hidden}
.dots-bg{background-image:radial-gradient(color-mix(in srgb,var(--fg-2) 22%,transparent) 1px,transparent 1.3px);background-size:16px 16px}
.hero-model::before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse 60% 55% at 50% 50%,transparent 0,var(--bg) 85%);pointer-events:none}
.hero-model svg{position:relative}
.hero-legend{display:none}
@media (max-width:640px){
  .hero-model .model-svg .nm,.hero-model .model-svg .mode,.hero-model .model-svg .gate-l,.hero-model .model-svg .side{display:none}
  .hero-model .model-svg .num{font-size:58px}
  .hero-legend{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:10px}
  .hero-legend button{font:inherit;font-size:.85rem;text-align:left;background:var(--bg-2);color:var(--fg);border:1px solid var(--line);border-radius:6px;padding:8px 10px;cursor:pointer}
  .hero-legend b{display:block;font-family:var(--display);font-size:1rem}
  .review span:not(.sw){display:none}
}
.hero-hint{position:relative;text-align:center;font-size:var(--step--1);color:var(--fg-2);margin-top:4px}
.hero-photo{position:relative;border-radius:6px;overflow:hidden;aspect-ratio:16/7;max-width:100%;background:#0b1116}
.hero-photo img{width:100%;height:100%;object-fit:cover;object-position:center 40%;filter:saturate(.9) contrast(1.02)}
.hero-photo::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,color-mix(in srgb,var(--bg) 70%,transparent));pointer-events:none}
.hero-photo svg{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;mix-blend-mode:screen}
@media (max-width:640px){.hero-photo{aspect-ratio:4/3}}
.dots{background-image:radial-gradient(color-mix(in srgb,var(--fg-2) 35%,transparent) 1px,transparent 1.2px);background-size:14px 14px}
.hero-head{position:relative;padding-top:clamp(28px,4vw,48px)}
.model-svg .hit,.model-svg .stage-label{outline:none}
.hero-head .dots{position:absolute;inset:0 0 auto 0;height:100%;opacity:.25;mask-image:linear-gradient(90deg,#000,transparent 70%);pointer-events:none}
.hero-head .eyebrow{position:relative;color:var(--fg-2);text-transform:none;letter-spacing:.01em;font-size:var(--step-1);font-weight:300}
.hero h1{position:relative;font-size:var(--step-4);margin-top:.15em;max-width:22ch}
.hero-cols{display:grid;grid-template-columns:1.2fr 1fr;gap:clamp(24px,5vw,80px);margin-top:clamp(24px,3vw,40px);align-items:start}
.hero-cols>*{min-width:0}
.hero-cols p{font-size:var(--step-1);color:#dfe5ea;max-width:34ch}
.hero-ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.paths{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.paths li{border-bottom:1px solid var(--line)}
.paths a{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:16px 0;text-decoration:none;font-size:var(--step-1);font-weight:400}
.paths a span:last-child{transition:transform .2s}
.paths a:hover span:last-child{transform:translateX(6px)}
.paths li:nth-child(1) a{color:var(--human)} .paths li:nth-child(2) a{color:var(--ai)} .paths li:nth-child(3) a{color:var(--fg)}
@media (max-width:820px){.hero-cols{grid-template-columns:1fr}}

/* generic section */
section.s{padding-block:clamp(64px,9vw,128px);border-top:1px solid var(--line)}
.s-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.3fr);gap:clamp(20px,4vw,64px);align-items:end;margin-bottom:clamp(32px,5vw,64px)}
.s-head h2{font-size:var(--step-3)}
.s-head p{color:var(--fg-2);font-size:var(--step-1);max-width:46ch}
@media (max-width:820px){.s-head{grid-template-columns:1fr}}

/* problem */
.problems{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}
.problems article{background:var(--bg);padding:28px 24px 32px;display:flex;flex-direction:column;gap:12px}
.problems h3{font-size:var(--step-1);font-weight:600}
.problems p{color:var(--fg-2)}
.problems .tag{font-size:.75rem;letter-spacing:.1em;text-transform:uppercase;color:var(--fg-2);border:1px solid var(--line);border-radius:999px;padding:2px 10px;align-self:flex-start}
.problems .tag.h{color:var(--human);border-color:color-mix(in srgb,var(--human) 45%,transparent)}
.problems .tag.a{color:var(--ai);border-color:color-mix(in srgb,var(--ai) 45%,transparent)}
@media (max-width:980px){.problems{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.problems{grid-template-columns:1fr}}
.bridge{margin-top:clamp(32px,5vw,56px);font-family:var(--display);font-size:var(--step-2);font-weight:500;max-width:30ch;line-height:1.2}

/* approach */
.approach{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(28px,5vw,72px);align-items:center}
.approach blockquote{margin:0;font-family:var(--display);font-size:var(--step-3);line-height:1.08;font-weight:600}
.approach .txt{display:grid;gap:18px;color:#d6dde3;margin-top:28px;max-width:56ch}
.trio{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.trio span{border:1px solid var(--line);border-radius:999px;padding:6px 14px;font-size:.92rem}
.trio span:first-child{border-color:var(--human);color:var(--human)}
.trio span:last-child{border-color:var(--ai);color:var(--ai)}
.approach figure{margin:0}
.approach figure img{border-radius:6px;aspect-ratio:4/3;object-fit:cover;width:100%}
.approach figcaption{font-size:var(--step--1);color:var(--fg-2);margin-top:10px}
@media (max-width:860px){.approach{grid-template-columns:1fr}}

/* model */
#model{background:linear-gradient(180deg,var(--bg),#10181f 40%,var(--bg))}
.model-stage{position:relative}
.model-svg{width:100%;height:auto;display:block;overflow:visible}
.model-svg .arc{fill:none;stroke-width:16;stroke-linecap:round;cursor:pointer;transition:stroke-width .25s,opacity .25s}
.model-svg .arc.dim{opacity:.35}
.model-svg .arc.on{stroke-width:22;filter:drop-shadow(0 0 10px currentColor)}
.model-svg .stage-label text{transition:opacity .25s}
.model-svg .stage-label.dim text{opacity:.45}
.model-svg .hit{fill:none;stroke:transparent;stroke-width:60;cursor:pointer}
.model-svg text{font-family:var(--body);fill:var(--fg)}
.model-svg .num{font-family:var(--display);font-weight:600;font-size:22px}
.model-svg .nm{font-family:var(--display);font-weight:600;font-size:22px}
.model-svg .mode{font-size:13px;letter-spacing:.16em;text-transform:uppercase;fill:var(--fg-2)}
.model-svg .side{font-size:13px;letter-spacing:.2em;text-transform:uppercase;font-weight:500}
.model-svg .gate-l{font-size:15px;font-weight:500;fill:var(--fg);paint-order:stroke;stroke:var(--bg);stroke-width:8px;stroke-linejoin:round}
.model-svg .stage-label{cursor:pointer}
.stage-tabs{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:8px}
.stage-tabs button{font:inherit;font-size:.92rem;background:none;color:var(--fg-2);border:1px solid var(--line);border-radius:999px;padding:7px 14px;cursor:pointer}
.stage-tabs button[aria-selected="true"]{color:var(--ink);border-color:transparent}
.stage-tabs button[data-side="h"][aria-selected="true"]{background:var(--human)}
.stage-tabs button[data-side="a"][aria-selected="true"]{background:var(--ai)}
.detail{margin-top:clamp(24px,4vw,40px);display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:clamp(20px,4vw,56px);border:1px solid var(--line);border-radius:8px;padding:clamp(20px,3.5vw,40px);background:var(--bg-2)}
.detail>*{min-width:0}
.detail .q{font-family:var(--display);font-size:var(--step-2);line-height:1.15;margin-top:8px}
.detail .do{color:#d6dde3;margin-top:16px}
.facts{display:grid;gap:14px;align-content:start}
.fact{display:grid;grid-template-columns:9.5em minmax(0,1fr);gap:12px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.fact:last-child{border-bottom:0;padding-bottom:0}
.fact dt{color:var(--fg-2);font-size:.9rem}
.fact dd{margin:0}
.fact ul{margin:0;padding-left:1.1em}
.gate-pill{display:inline-flex;align-items:center;gap:8px;font-weight:500}
.gate-pill::before{content:"";width:10px;height:10px;transform:rotate(45deg);background:currentColor}
@media (max-width:820px){.detail{grid-template-columns:1fr}.fact{grid-template-columns:1fr;gap:4px}}
.model-note{margin-top:20px;color:var(--fg-2);font-size:var(--step--1);text-align:center}

/* strategy */
.strat{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(24px,5vw,64px);align-items:start}
.strat>*{min-width:0}
.fields{display:grid;gap:14px}
.field label{display:block;font-size:.85rem;color:var(--fg-2);margin-bottom:6px}
.field input{width:100%;font:inherit;color:var(--fg);background:var(--bg-2);border:1px solid var(--line);border-radius:6px;padding:11px 12px}
.field input:focus{border-color:var(--fg-2);outline:none}
.field[data-k="b"] label::before,.field[data-k="i"] label::before{content:"";display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--human);margin-right:8px}
.field[data-k="d"] label::before,.field[data-k="g"] label::before{content:"";display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--ai);margin-right:8px}
.sentence{position:sticky;top:96px;border-radius:8px;padding:clamp(22px,3.5vw,40px);background:var(--paper);color:var(--ink)}
.sentence .eyebrow{color:#5b6874}
.sentence p.out{font-family:var(--display);font-size:var(--step-2);line-height:1.25;margin-top:14px;font-weight:500}
.sentence mark{background:none;color:inherit;padding:0 .1em;border-bottom:3px solid}
.sentence mark.mh{border-color:#9db800}
.sentence mark.ma{border-color:#00b8ab}
.sentence .tpl{margin-top:18px;font-size:.88rem;color:#5b6874}
.sentence .tools{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.sentence .btn-o{border-color:#c9cfd4;color:var(--ink)}
.strat-photo{margin-top:22px}
.strat-photo img{border-radius:6px;aspect-ratio:16/9;object-fit:cover;width:100%}
.strat-photo figcaption{font-size:var(--step--1);color:var(--fg-2);margin-top:8px}
@media (max-width:860px){.strat{grid-template-columns:1fr}.sentence{position:static}}

/* audience */
.aud{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:16px}
.aud article{border-top:2px solid var(--line);padding-top:18px;display:grid;gap:10px;align-content:start}
.aud article:hover{border-top-color:var(--ai)}
.aud h3{font-size:var(--step-1)}
.aud p{color:var(--fg-2);font-size:.98rem}
@media (max-width:1000px){.aud{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.aud{grid-template-columns:1fr}}

/* outcomes + ethics */
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(28px,5vw,72px)}
.split>*{min-width:0}
.checks{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:0}
.checks li{display:grid;grid-template-columns:28px minmax(0,1fr);gap:10px;padding:14px 0;border-bottom:1px solid var(--line);font-size:var(--step-1);font-weight:400}
.checks li::before{content:"";width:14px;height:14px;margin-top:.45em;border:2px solid var(--human);border-radius:50%}
.ethics{display:grid;gap:12px;margin-top:20px}
.ethics div{border:1px solid var(--line);border-radius:6px;padding:14px 16px}
.ethics b{font-weight:500;color:var(--ai)}
.ethics p{color:var(--fg-2);font-size:.95rem;margin-top:4px}
@media (max-width:860px){.split{grid-template-columns:1fr}}
.split h2{font-size:var(--step-2)}

/* gallery */
.gal{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));grid-auto-rows:clamp(120px,15vw,200px);gap:10px}
.gal img{width:100%;height:100%;object-fit:cover;border-radius:4px;filter:saturate(.92)}
.gal .w2{grid-column:span 2}.gal .w3{grid-column:span 3}.gal .t2{grid-row:span 2}
@media (max-width:760px){.gal{grid-template-columns:repeat(2,minmax(0,1fr))}.gal .w2,.gal .w3{grid-column:span 2}.gal .t2{grid-row:span 1}}

/* program */
.prog{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}
.prog div{background:var(--bg);padding:22px}
.prog dt{color:var(--fg-2);font-size:.85rem;letter-spacing:.08em;text-transform:uppercase}
.prog dd{margin:8px 0 0;font-family:var(--display);font-size:var(--step-1);font-weight:500}
.tbd{border:1px dashed var(--fg-2);border-radius:4px;padding:0 6px;color:var(--fg-2);font-family:var(--body);font-weight:300;font-size:.95rem}
@media (max-width:860px){.prog{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* faq */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:16px;padding:20px 0;font-size:var(--step-1);font-weight:400}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--ai);font-size:1.4em;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details p{color:var(--fg-2);padding-bottom:22px;max-width:70ch}

/* contact */
.contact{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:clamp(28px,5vw,72px)}
.contact>*{min-width:0}
.contact h2{font-size:var(--step-3)}
.contact p.lead{color:var(--fg-2);font-size:var(--step-1);margin-top:18px;max-width:36ch}
form.cf{display:grid;grid-template-columns:1fr 1fr;gap:14px}
form.cf .full{grid-column:1/-1}
form.cf label{display:block;font-size:.85rem;color:var(--fg-2);margin-bottom:6px}
form.cf input,form.cf select,form.cf textarea{width:100%;font:inherit;color:var(--fg);background:var(--bg-2);border:1px solid var(--line);border-radius:6px;padding:11px 12px}
form.cf textarea{min-height:110px;resize:vertical}
.form-note{grid-column:1/-1;font-size:.9rem;color:var(--ai)}
@media (max-width:860px){.contact{grid-template-columns:1fr}}
@media (max-width:520px){form.cf{grid-template-columns:1fr}}

footer{border-top:1px solid var(--line);padding-block:40px 110px;color:var(--fg-2);font-size:.9rem}
.foot{display:flex;flex-wrap:wrap;gap:16px 40px;justify-content:space-between;align-items:center}

/* ---------- shared additions ---------- */
.menu a[aria-current="page"]{color:var(--fg)}
.menu a[aria-current="page"]::after{content:"";display:block;height:2px;background:var(--human);margin-top:2px;border-radius:2px}
.page-head{padding-block:clamp(40px,6vw,80px) clamp(24px,3vw,40px)}
.page-head h1{font-size:var(--step-4);max-width:18ch;margin-top:12px}
.page-head .lead{color:#d6dde3;font-size:var(--step-1);max-width:52ch;margin-top:20px}
.crumb{font-size:var(--step--1);color:var(--fg-2);text-decoration:none}
.crumb:hover{color:var(--fg)}
.loop-box{border:1px solid var(--line);border-radius:8px;padding:clamp(8px,2vw,24px) clamp(4px,1.5vw,20px) 14px;position:relative;overflow:hidden}
.loop-box::before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse 60% 55% at 50% 50%,transparent 0,var(--bg) 85%);pointer-events:none}
.loop-box svg{position:relative}
@media (max-width:640px){
  .loop-box .model-svg .nm,.loop-box .model-svg .mode,.loop-box .model-svg .gate-l,.loop-box .model-svg .side{display:none}
  .loop-box .model-svg .num{font-size:58px}
}
.gates{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.gates article{border:1px solid var(--line);border-radius:8px;padding:22px;display:grid;gap:10px;align-content:start}
.gates .gn{font-size:var(--step--1);letter-spacing:.12em;text-transform:uppercase;color:var(--fg-2)}
.gates h3{font-size:var(--step-1);display:flex;align-items:center;gap:10px}
.gates h3::before{content:"";width:12px;height:12px;flex:none;transform:rotate(45deg);background:currentColor}
.gates p{color:var(--fg-2);font-size:.98rem}
@media (max-width:980px){.gates{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.gates{grid-template-columns:1fr}}
.two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(20px,4vw,48px)}
.two>*{min-width:0}
.two h3{font-size:var(--step-2)}
.two p{color:#d6dde3;margin-top:12px}
@media (max-width:820px){.two{grid-template-columns:1fr}}
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:8px}
table.tbl{width:100%;border-collapse:collapse;min-width:640px}
.tbl th,.tbl td{text-align:left;padding:14px 18px;border-bottom:1px solid var(--line);vertical-align:top}
.tbl th{font-weight:500;color:var(--fg-2);font-size:.85rem;letter-spacing:.08em;text-transform:uppercase;background:var(--bg-2)}
.tbl tr:last-child td{border-bottom:0}
.tbl td:first-child{font-family:var(--display);font-weight:600;font-size:1.08rem;white-space:nowrap}
/* canvas page */
.canvas-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.canvas-col{display:grid;gap:12px;align-content:start}
.canvas-col>header{padding:14px 16px;border-radius:8px;color:var(--ink)}
.canvas-col>header .cn{font-family:var(--display);font-weight:700;font-size:1.4rem;line-height:1}
.canvas-col>header .cs{font-weight:500;margin-top:4px}
.cbox{border:1px dashed var(--line);border-radius:8px;padding:16px;min-height:120px;display:grid;gap:8px;align-content:start;background:var(--bg-2)}
.cbox h3{font-size:1.05rem;font-family:var(--display);font-weight:600}
.cbox p{color:var(--fg-2);font-size:.92rem}
.cbox.gate{border-style:solid}
.cbox.gate .gl{font-size:.75rem;letter-spacing:.1em;text-transform:uppercase;display:flex;align-items:center;gap:6px}
.cbox.gate .gl::before{content:"";width:8px;height:8px;transform:rotate(45deg);background:currentColor}
@media (max-width:980px){.canvas-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.canvas-grid{grid-template-columns:1fr}}
.formula{margin-top:clamp(28px,4vw,48px);border-radius:8px;background:var(--paper);color:var(--ink);padding:clamp(22px,3.5vw,40px)}
.formula .eyebrow{color:#5b6874}
.formula p.f{font-family:var(--display);font-size:var(--step-2);font-weight:500;line-height:1.3;margin-top:12px}
.formula .slot{border-bottom:3px solid #9db800;padding:0 .1em}
.formula .slot.sa{border-color:#00b8ab}
.next{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}

/* hero photo shown as-is (full frame, no crop or tint) */
.hero-photo{aspect-ratio:auto;background:none}
.hero-photo img{height:auto;object-fit:initial;filter:none}
.hero-photo::after{display:none}
.hero-photo svg{mix-blend-mode:normal;opacity:.9}
@media (max-width:640px){.hero-photo{aspect-ratio:auto}}

/* full-bleed banner like LXD: full width, about a third of the screen tall */
.hero{padding-top:0}
.hero .hero-photo{border-radius:0;height:clamp(300px,36vw,560px);aspect-ratio:auto}
.hero .hero-photo img{width:100%;height:100%;object-fit:cover;object-position:62% 64%}
@media (max-width:640px){.hero .hero-photo{height:300px}.hero .hero-photo img{object-position:66% 74%}}

/* hero: LXD-style colour layer over the blurred left side, copy on top of the photo */
.hero .hero-photo{position:relative;height:clamp(520px,46vw,680px)}
.hero .hero-photo img{object-position:62% 64%}
.hero-over{position:absolute;inset:0;display:flex;align-items:center;
  background:linear-gradient(90deg,color-mix(in srgb,var(--bg) 88%,transparent) 0%,color-mix(in srgb,var(--bg) 78%,transparent) 26%,color-mix(in srgb,var(--bg) 30%,transparent) 40%,transparent 50%)}
.hero-over .wrap{width:100%}
.hero-copy{max-width:min(560px,44%)}
.hero-copy .eyebrow{text-transform:none;letter-spacing:.01em;font-size:var(--step-1);font-weight:300;color:#cfd7de}
.hero-copy h1{font-size:clamp(2.4rem,1.4rem + 3.6vw,4.6rem);margin-top:.15em;max-width:none}
.hero-copy p[data-en^="Bringing"]{font-size:var(--step-1);color:#e6ebef;margin-top:22px;max-width:40ch}
.hero-copy .hero-ctas{margin-top:28px}
.start{padding-top:clamp(28px,4vw,48px)}
.start-title{font-family:var(--display);font-weight:600;font-size:var(--step-2);margin-bottom:14px}
.start .paths{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0 28px;border-top:0}
.start .paths li{border-top:2px solid var(--line);border-bottom:0}
.start .paths li:nth-child(1){border-top-color:var(--human)}
.start .paths li:nth-child(2){border-top-color:var(--ai)}
.start .paths li:nth-child(3){border-top-color:var(--fg)}
.hero .hero-head,.hero .hero-cols{display:none}
@media (max-width:600px){
  .hero .hero-photo{height:auto}
  .hero .hero-photo img{position:static;height:280px;object-position:72% 60%}
  .hero-over{position:relative;display:block;background:none;padding-block:28px 8px}
  .hero-copy{max-width:none}
  .start .paths{grid-template-columns:1fr}
}
.hero-over{padding-block:clamp(24px,3vw,48px)}
/* let the band grow with its text so nothing is clipped */
@media (min-width:601px){
  .hero .hero-photo{height:auto;min-height:clamp(520px,46vw,680px);display:flex}
  .hero .hero-photo img{position:absolute;inset:0}
  .hero-over{position:relative;flex:1;padding-block:clamp(40px,5vw,72px)}
}

/* narrow windows and side panels: wider text column and a wider colour layer */
@media (min-width:601px) and (max-width:960px){
  .hero-copy{max-width:62%}
  .hero-copy h1{font-size:clamp(2rem,1.2rem + 3vw,3rem)}
  .hero-copy p[data-en^="Bringing"]{font-size:1rem}
  .hero-over{background:linear-gradient(90deg,color-mix(in srgb,var(--bg) 90%,transparent) 0%,color-mix(in srgb,var(--bg) 80%,transparent) 42%,color-mix(in srgb,var(--bg) 25%,transparent) 60%,transparent 70%)}
  .hero .hero-photo img{object-position:70% 64%}
}
@media (max-width:960px){.start .paths{grid-template-columns:1fr}}

/* model detail: 12-step flow */
.gate-line{margin-top:18px;color:var(--fg-2)}
.steps{display:grid;gap:8px;margin-top:10px}
.steps details{border:1px solid var(--line);border-radius:8px;background:var(--bg)}
.steps summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:12px;padding:10px 12px}
.steps summary::-webkit-details-marker{display:none}
.steps summary::after{content:"+";margin-left:auto;color:var(--fg-2);font-size:1.2em}
.steps details[open] summary::after{content:"–"}
.steps .sn{flex:none;width:30px;height:30px;border-radius:50%;border:1.5px solid;display:grid;place-items:center;font-family:var(--display);font-weight:600;font-size:.95rem}
.steps .st{display:grid;min-width:0}
.steps .st b{font-weight:500}
.steps .st small{color:var(--fg-2);font-size:.85rem}
.steps .sb{padding:0 14px 14px 54px;display:grid;gap:8px;color:#d6dde3;font-size:.95rem}
.steps .lbl{display:block;font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--fg-2);margin-bottom:2px}
.steps .tipx{color:var(--fg-2)}
.cbox .gl{font-size:.75rem}

.cbox .gl::before{display:none}

/* model stage explanation */
.aim-l{margin-top:26px}
.aim{margin-top:8px;border-left:3px solid;padding:4px 0 4px 16px;font-family:var(--display);font-size:var(--step-1);font-weight:500;line-height:1.35}
.does{list-style:none;margin:12px 0 0;padding:0;display:grid;gap:0}
.does li{display:grid;grid-template-columns:22px minmax(0,1fr);gap:10px;padding:12px 0;border-bottom:1px solid var(--line);color:#d6dde3}
.does li::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--c);margin-top:.55em}
.canvas-link{display:inline-block;margin-top:18px}

/* data box sub-areas (unnumbered) */
.csub{margin-left:14px;border-left:2px solid var(--c);border-radius:0 8px 8px 0;background:var(--bg-2);padding:10px 12px;display:grid;gap:8px}
.csub-h{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap}
.csub-h b{font-weight:500}
.csub-h small{color:var(--fg-2);font-size:.8rem}
.csub-g{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}
.csub-g span{border:1px dashed var(--line);border-radius:4px;padding:10px 6px 22px;font-size:.72rem;color:var(--fg-2);text-align:center}

.gates h3::before{display:none}
@media (max-width:820px){.gates[style]{grid-template-columns:1fr!important}}

/* approach: intersection diagram */
.venn-fig{margin:0}
.venn{width:100%;height:auto;display:block;background:var(--bg-2);border:1px solid var(--line);border-radius:8px;padding:clamp(8px,2vw,20px)}
.venn circle{stroke-width:2}
.venn .vl{font-family:var(--display);font-weight:600;font-size:21px}
.venn .vc{font-family:var(--display);font-weight:600;font-size:21px;fill:var(--fg);paint-order:stroke;stroke:var(--bg-2);stroke-width:6px}
.venn-fig figcaption{font-size:var(--step--1);color:var(--fg-2);margin-top:10px}

#kimler .s-head h2{font-size:var(--step-2);line-height:1.15}
@media (max-width:1000px){#kimler .aud{grid-template-columns:repeat(2,minmax(0,1fr))!important}}
@media (max-width:560px){#kimler .aud{grid-template-columns:1fr!important}}

/* ---------- Tuval page (LXD-style) ---------- */
.tv-hero{position:relative;min-height:clamp(420px,42vw,580px);display:flex;overflow:hidden}
.tv-hero > img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:60% 30%;transform:scale(1.15) rotate(-4deg)}
.tv-over{position:relative;flex:1;display:flex;align-items:center;padding-block:48px;background:linear-gradient(90deg,color-mix(in srgb,var(--bg) 94%,transparent) 0%,color-mix(in srgb,var(--bg) 86%,transparent) 45%,color-mix(in srgb,var(--bg) 55%,transparent) 100%)}
.tv-over .wrap{width:100%}
.tv-over h1{font-size:var(--step-4);max-width:20ch;margin-top:14px}
.tv-over .lead{color:#dfe5ea;font-size:var(--step-1);max-width:46ch;margin:18px 0 26px}
.tv-intro{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:clamp(28px,5vw,72px);align-items:center}
.tv-intro h2{font-size:var(--step-2);max-width:20ch}
.tv-intro p{color:#d6dde3;margin-top:14px;max-width:56ch}
.tv-intro p.strong{color:var(--fg);font-weight:500;margin-top:20px}
@media (max-width:860px){.tv-intro{grid-template-columns:1fr}}
.tv-dl{background:var(--human);color:var(--ink);padding-block:clamp(56px,8vw,104px)}
.tv-dl h2{font-size:var(--step-2);color:var(--ink)}
.tv-dl h2::after{content:"";display:block;width:72px;height:3px;background:var(--ink);margin-top:14px}
.tv-dl-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:clamp(24px,4vw,56px);margin-top:32px;align-items:start}
.tv-prev{margin:0}
.tv-prev img{width:100%;border-radius:6px;box-shadow:0 18px 40px rgba(21,31,39,.28);transform:rotate(-1.2deg)}
.tv-prev figcaption{margin-top:16px;font-weight:500}
.tv-card{background:#fff;border-radius:10px;padding:clamp(20px,3vw,32px);box-shadow:0 10px 30px rgba(21,31,39,.15)}
.tv-card h3{font-size:var(--step-2);color:var(--ink)}
.tv-card form{display:grid;gap:14px}
.tv-card .small{color:#4a5560;margin-top:-6px}
.tv-card label{display:block;font-size:.85rem;font-weight:500;color:var(--ink);margin-bottom:5px}
.tv-card input:not([type=checkbox]){width:100%;font:inherit;color:var(--ink);background:#fff;border:1.5px solid #c9cfd4;border-radius:6px;padding:10px 12px}
.tv-card input:focus{outline:2px solid var(--ink);outline-offset:1px}
.two-f{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.consent{display:grid!important;grid-template-columns:20px 1fr;gap:8px;font-weight:400!important;font-size:.85rem!important;color:#4a5560!important}
.consent input{margin-top:3px;accent-color:var(--ink)}
.draft-note{font-size:.78rem;color:#8a5a00;background:#fff4d6;border-radius:4px;padding:4px 8px;margin-top:-6px}
.tv-btn{background:var(--ink);color:#fff;justify-content:space-between;width:100%;border-radius:6px}
.tv-btn:hover{filter:brightness(1.2)}
.err{color:#b00020;font-size:.85rem}
.tv-thanks h3{color:var(--ink)} .tv-thanks p{color:#4a5560;margin-top:10px} .tv-thanks b{font-weight:600;color:var(--ink)} .tv-thanks .mail{white-space:nowrap}
.cc-line{margin-top:28px;font-size:.9rem;display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.cc-line span:first-child{border:1.5px solid var(--ink);border-radius:999px;padding:2px 9px;font-weight:600;font-size:.78rem}
@media (max-width:860px){.tv-dl-grid{grid-template-columns:1fr}}
@media (max-width:480px){.two-f{grid-template-columns:1fr}}

.tv-sketch{width:100%;height:auto;display:block;overflow:visible}
.tv-prev{position:relative}

/* canvas benefits */
.tv-ben-h{font-size:var(--step-2)}
.tv-ben-h::after{content:"";display:block;width:72px;height:3px;background:var(--human);margin-top:14px}
.benefits{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:clamp(28px,4vw,56px) clamp(20px,3vw,40px);margin-top:clamp(32px,5vw,56px)}
.benefit{grid-column:span 2;display:grid;gap:12px;align-content:start}
.benefit.b3,.benefit.b4{grid-column:span 3}
.benefit .bi{height:120px;display:flex;align-items:center;justify-content:center;background:var(--bg-2);border:1px solid var(--line);border-radius:10px}
.benefit .bi svg{height:96px;width:auto}
.benefit h3{font-size:var(--step-1);margin-top:6px}
.benefit p{color:#d6dde3;max-width:46ch}
@media (max-width:860px){.benefits{grid-template-columns:1fr}.benefit,.benefit.b3,.benefit.b4{grid-column:auto}}

/* canvas history (LXD style: text left, image right) */
.tv-hist-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:clamp(28px,5vw,72px);align-items:center}
.tv-hist p{color:#d6dde3;margin-top:16px;max-width:58ch}
.tv-hist .lead-i{font-style:italic;font-weight:500;color:var(--fg);margin-top:24px}
.tv-hist-img{margin:0}
.tv-hist-img img{width:100%;border-radius:6px;box-shadow:0 18px 40px rgba(0,0,0,.35);transform:rotate(1.5deg)}
@media (max-width:860px){.tv-hist-grid{grid-template-columns:1fr}}

/* logo: more space between name and English line */
.logo small{margin-top:5px}

.venn .vls{font-size:19px}

/* collaborations: pinned photo wall */
.orgs{list-style:none;padding:0;margin:26px 0 0;display:flex;flex-wrap:wrap;gap:8px 10px}
.orgs li{border:1px solid var(--line);border-radius:999px;padding:5px 14px;font-size:.92rem;color:#dfe5ea}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:34px}
.chip{font:inherit;font-size:.9rem;background:none;color:var(--fg-2);border:1px solid var(--line);border-radius:999px;padding:7px 16px;cursor:pointer}
.chip[aria-pressed="true"]{background:var(--human);color:var(--ink);border-color:transparent}
.board-wall{columns:3 300px;column-gap:34px}
.pol{break-inside:avoid;margin:0 0 38px;background:#FAF8F2;padding:12px 12px 14px;border-radius:3px;box-shadow:0 14px 30px rgba(0,0,0,.35);transform:rotate(var(--r));transition:transform .25s ease,box-shadow .25s ease;position:relative}
.pol::before{content:"";position:absolute;top:-11px;left:50%;width:84px;height:22px;transform:translateX(-50%) rotate(-3deg);background:color-mix(in srgb,var(--human) 70%,transparent)}
.pol:nth-child(even)::before{background:color-mix(in srgb,var(--ai) 70%,transparent);transform:translateX(-50%) rotate(4deg)}
.pol:hover{transform:rotate(0) translateY(-4px) scale(1.02);box-shadow:0 22px 44px rgba(0,0,0,.45);z-index:2}
.pol-btn{display:block;padding:0;border:0;background:none;cursor:zoom-in;width:100%}
.pol img{width:100%;display:block}
.pol figcaption{display:flex;justify-content:space-between;align-items:baseline;gap:10px;margin-top:12px;color:var(--ink)}
.pol figcaption b{font-family:var(--display);font-weight:600;font-size:1.05rem}
.pol figcaption span{font-size:.75rem;letter-spacing:.1em;text-transform:uppercase;color:#5B6874}
.lb{position:fixed;inset:0;z-index:100;background:rgba(10,15,20,.92);display:flex;align-items:center;justify-content:center;gap:12px;padding:24px}
.lb figure{margin:0;max-width:min(1100px,86vw)}
.lb img{max-height:78vh;width:auto;max-width:100%;display:block;margin:auto;border-radius:4px}
.lb figcaption{display:flex;gap:14px;justify-content:center;align-items:baseline;margin-top:14px;color:#fff}
.lb figcaption b{font-family:var(--display);font-size:1.3rem}
.lb figcaption span{color:var(--fg-2);text-transform:uppercase;letter-spacing:.1em;font-size:.8rem}
.lb button{font:inherit;color:#fff;background:#ffffff14;border:1px solid #ffffff33;border-radius:999px;width:48px;height:48px;cursor:pointer;font-size:1.3rem;flex:none}
.lb-x{position:absolute;top:18px;right:18px}
@media (max-width:640px){.lb-n{position:absolute;bottom:18px}.lb-p{left:18px}.lb-nx{right:18px}}

.pol figcaption{align-items:center}.pol-logo{height:30px;width:auto;max-width:48%;object-fit:contain;mix-blend-mode:multiply;flex:none}.pol-logo+span{display:none}
.pol-logo--big{height:52px}

.tv-hero2{padding-block:clamp(40px,6vw,88px) clamp(48px,7vw,104px);overflow:hidden}
.tvh-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:clamp(28px,4vw,64px);align-items:center}
.tvh-copy h1{margin-top:.2em;font-size:var(--step-4);line-height:1.05}
.tvh-copy .lead{margin-block:18px 28px}
.tvh-canvas{margin:0;transform:rotate(2deg);border-radius:6px;overflow:hidden;box-shadow:0 30px 60px rgba(0,0,0,.45),0 0 0 1px rgba(255,255,255,.08)}
.tvh-canvas img{display:block;width:100%;height:auto}
@media (max-width:900px){.tvh-grid{grid-template-columns:1fr}.tvh-canvas{transform:none}}

.hero--canvas .hero-photo{overflow:hidden}
.hero--canvas .hero-photo img{object-position:60% 30%;transform:scale(1.15) rotate(-4deg)}
.hero--canvas .hero-over{background:linear-gradient(90deg,color-mix(in srgb,var(--bg) 94%,transparent) 0%,color-mix(in srgb,var(--bg) 86%,transparent) 45%,color-mix(in srgb,var(--bg) 55%,transparent) 100%)}
@media (max-width:600px){.hero--canvas .hero-photo img{transform:none;object-position:60% 30%}.hero--canvas .hero-over{background:none}}

.lx-card{background:#fff;color:#151F27;border:6px solid var(--human,#D9FF00);border-radius:4px;padding:clamp(22px,3vw,34px);display:flex;flex-direction:column;max-width:560px;width:100%;justify-self:end}
.lx-card h3{font-family:var(--body);font-weight:500;font-size:clamp(1.6rem,1.2rem + 1.4vw,2.2rem);line-height:1.15;color:#151F27}
.lx-sub{margin:12px 0 22px;color:#2a3540;font-size:1rem}
.lx-card label{font-weight:600;font-size:.95rem;margin:14px 0 8px;color:#151F27}
.lx-card label.req::after{content:" *";color:#c0392b}
.lx-card input,.lx-card textarea{font:inherit;color:#151F27;background:#fff;border:1px solid #c9cfd4;border-radius:4px;padding:12px;width:100%}
.lx-card textarea{resize:vertical;min-height:84px}
.lx-card input:focus,.lx-card textarea:focus{outline:none;border-color:#151F27;box-shadow:0 0 0 3px color-mix(in srgb,#151F27 15%,transparent)}
.lx-note{font-size:.82rem;color:#4a5560;margin:18px 0 16px;line-height:1.55}
.lx-card[hidden]{display:none} .lx-thanks{justify-content:center} .lx-thanks b{font-weight:600;color:#151F27} .lx-thanks .mail{white-space:nowrap}
.lx-proto{margin:12px 0 0;color:#151F27;font-weight:500}
.lx-btn{display:flex;justify-content:space-between;align-items:center;width:100%;font:inherit;font-weight:600;font-size:1.05rem;color:#fff;background:#151F27;border:0;border-radius:4px;padding:14px 16px;cursor:pointer;transition:background .2s}
.lx-btn span:last-child{font-size:1.5rem;line-height:1;transition:transform .2s}
.lx-btn:hover{background:#26343f}.lx-btn:hover span:last-child{transform:translateX(4px)}
@media (max-width:900px){.lx-card{justify-self:stretch;max-width:none}}

/* Yayın renkleri (Öneri 2) */
:root{--bg:#0E1F25;--bg-2:#142A31;--line:#33505A;--human:#F4FA21;--ink:#0E1F25}
.lx-err{color:#c0392b;margin:12px 0 0}

.logo-wall{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:16px}
.lg{background:#fff;border-radius:10px;padding:26px 18px 18px;display:flex;flex-direction:column;align-items:center;text-align:center;gap:6px;color:#151F27;transition:transform .2s,box-shadow .2s}
.lg:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(0,0,0,.35)}
.lg-img{height:90px;width:100%;display:flex;align-items:center;justify-content:center;margin-bottom:10px}
.lg-img img{max-height:52px;max-width:85%;width:auto;object-fit:contain}
.lg-img.lg-big img{max-height:84px}
.lg b{font-family:var(--display);font-weight:600;font-size:1rem}
.lg small{font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:#5B6874}
@media (max-width:480px){.logo-wall{grid-template-columns:1fr 1fr;gap:10px}.lg{padding:18px 10px 14px}.lg-img{height:70px}.lg-img img{max-height:40px}.lg-img.lg-big img{max-height:64px}}
.tv-hist-img img{height:auto;display:block}