/* ===== CONSULTANCY ===== */

/* 1 hero */
.c-hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;overflow:hidden;padding:calc(var(--nav-h) + 60px) 0 clamp(50px,7vh,90px)}
#drag{position:absolute;inset:0;width:100%;height:100%}
.c-hero-inner{position:relative;z-index:1}
.c-title{margin:28px 0 56px;font-weight:600;letter-spacing:-.055em;line-height:.9;font-size:clamp(2.9rem,8.6vw,9.6rem)}
.c-line{display:block}
.c-line:nth-child(2){padding-left:clamp(0px,9vw,160px)}
.c-line:nth-child(3){padding-left:clamp(0px,18vw,320px)}
.c-title .serif{color:var(--signal)}
.c-hero-foot{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.9fr) auto;gap:clamp(24px,4vw,64px);align-items:end;border-top:1px solid var(--line);padding-top:28px}
.c-hero-foot .lede{color:#B5B2AB}
.c-goals{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.c-goals li{display:flex;gap:14px;align-items:baseline;font-size:15.5px}

/* 2 scope */
.scope{padding:clamp(100px,12vw,180px) 0;border-radius:32px 32px 0 0}
.scope-head{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,.7fr);gap:24px 60px;align-items:end;margin-bottom:clamp(50px,6vw,90px)}
.scope-head .eyebrow{grid-column:1/-1}
.scope-head .serif{color:var(--signal-ink)}
.scope-ui{border-radius:28px;background:#fff;box-shadow:0 1px 0 rgba(19,19,17,.06),0 50px 100px -50px rgba(19,19,17,.35);padding:clamp(22px,3vw,40px);overflow:hidden}
.scope-control{position:relative;display:grid;grid-template-columns:repeat(3,1fr);padding-top:28px;margin-bottom:clamp(30px,4vw,56px)}
.scope-track{position:absolute;left:16.66%;right:16.66%;top:8px;height:2px;background:var(--paper-2);border-radius:2px}
.scope-fill{position:absolute;left:0;top:0;bottom:0;width:0;background:var(--signal);transition:width .8s var(--ease)}
.scope-knob{position:absolute;top:50%;left:0;width:22px;height:22px;margin:-11px 0 0 -11px;border-radius:50%;background:var(--signal);box-shadow:0 0 0 6px rgba(255,106,61,.18);transition:left .8s var(--ease)}
.scope-stop{position:relative;display:grid;gap:6px;text-align:center;padding:14px 10px;color:var(--ink);opacity:.45;transition:opacity .4s}
.scope-stop::before{content:"";position:absolute;top:-26px;left:50%;width:10px;height:10px;margin-left:-5px;border-radius:50%;background:var(--paper-2)}
.scope-stop b{font-size:clamp(1.05rem,1.6vw,1.45rem);font-weight:560;letter-spacing:-.025em}
.scope-stop .mono{font-size:11px;color:var(--mute)}
.scope-stop.on,.scope-stop:hover{opacity:1}
.scope-stage{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:clamp(30px,5vw,80px);align-items:center;min-height:420px}
.scope-panel{animation:panelIn .7s var(--ease)}
@keyframes panelIn{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
.scope-panel h3{margin-bottom:22px}
.scope-panel p{color:var(--mute);font-size:17px;max-width:30em;margin:0 0 26px}
.scope-panel .best{display:flex;flex-direction:column;gap:6px;border-left:2px solid var(--signal);padding-left:16px;color:var(--ink);font-size:18px;font-weight:500;letter-spacing:-.015em}
.best .mono{color:var(--signal-ink)}
.scope-vis{position:relative;aspect-ratio:520/420;border-radius:20px;background:
  radial-gradient(circle at 50% 50%,rgba(255,106,61,.08),rgba(255,106,61,0) 60%),
  repeating-linear-gradient(0deg,rgba(19,19,17,.05) 0 1px,transparent 1px 28px),repeating-linear-gradient(90deg,rgba(19,19,17,.05) 0 1px,transparent 1px 28px),var(--paper)}
.scope-vis svg{position:absolute;inset:0;width:100%;height:100%}
.scope-vis text{font-family:var(--f-mono);font-size:12px;letter-spacing:.06em;text-anchor:middle;fill:var(--ink);text-transform:uppercase}
.scope-vis .lt{text-anchor:start;fill:var(--mute)}
.scope-vis rect{fill:#fff;stroke:var(--ink);stroke-width:1.4}
.scope-vis .flow{fill:none;stroke:var(--ink);stroke-width:1.4;stroke-dasharray:5 6;animation:dash 1.2s linear infinite}
@keyframes dash{to{stroke-dashoffset:-22}}
.scope-vis .runner{fill:var(--signal)}
.scope-vis .hub{fill:var(--signal)}
.scope-vis .hub-t{fill:var(--ink);font-weight:500}
.scope-vis .sat{fill:#fff;stroke:var(--ink);stroke-width:1.4}
.scope-vis .phone{fill:var(--ink);stroke:none}
.scope-vis .scr{fill:#2A2926;stroke:none}
.scope-vis .scr.hot{fill:var(--signal)}
.lvl{opacity:0;transform-origin:260px 210px;transform:scale(.85);transition:opacity .6s,transform .8s var(--ease)}
.scope-vis[data-state="0"] .lvl-0,.scope-vis[data-state="1"] .lvl-1,.scope-vis[data-state="2"] .lvl-2{opacity:1;transform:none}
.lvl-1 .sat{animation:blink2 2.4s ease-in-out infinite}
.lvl-1 .sat:nth-of-type(3){animation-delay:.4s}.lvl-1 .sat:nth-of-type(4){animation-delay:.8s}.lvl-1 .sat:nth-of-type(5){animation-delay:1.2s}.lvl-1 .sat:nth-of-type(6){animation-delay:1.6s}.lvl-1 .sat:nth-of-type(7){animation-delay:2s}
@keyframes blink2{50%{fill:#FFE0D4}}

/* 3 instrument */
.focus{padding:clamp(110px,13vw,190px) 0}
.focus-head{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,.8fr);gap:24px 60px;align-items:end;margin-bottom:clamp(50px,6vw,90px)}
.focus-head .eyebrow{grid-column:1/-1}
.focus-head .serif{color:var(--signal)}
.instrument{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);border:1px solid var(--line-2);border-radius:26px;overflow:hidden;background:var(--ink)}
.inst-tabs{display:grid;border-right:1px solid var(--line)}
.inst-tab{display:grid;grid-template-columns:44px 1fr;gap:6px 0;text-align:left;padding:26px 28px;border-bottom:1px solid var(--line);position:relative;transition:background .4s}
.inst-tab:last-child{border-bottom:0}
.inst-tab b{font-size:clamp(1.3rem,2vw,1.8rem);font-weight:560;letter-spacing:-.035em;color:var(--mute);transition:color .4s}
.inst-tab small{grid-column:2;font-size:14.5px;color:var(--mute-2);line-height:1.45;max-height:0;overflow:hidden;opacity:0;transition:max-height .6s var(--ease),opacity .4s,margin .4s}
.inst-tab .num{padding-top:.55em}
.inst-tab::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--signal);transform:scaleY(0);transition:transform .6s var(--ease)}
.inst-tab.on{background:rgba(255,255,255,.025)}
.inst-tab.on::before{transform:none}
.inst-tab.on b{color:var(--text)}
.inst-tab.on small{max-height:6em;opacity:1;margin-top:6px;color:var(--mute)}
.inst-tab:hover b{color:var(--text)}
.inst-screen{position:relative;display:flex;flex-direction:column;padding:28px;background:
  radial-gradient(120% 90% at 100% 0%,rgba(255,106,61,.09),transparent 60%),#0D0D0C}
.inst-top{display:flex;justify-content:space-between;color:var(--mute-2);padding-bottom:18px;border-bottom:1px dashed var(--line-2)}
.inst-top b{color:var(--signal);font-weight:500}
.inst-name{color:var(--text)}
.inst-body{display:grid;grid-template-columns:1fr 1fr;gap:28px;padding:28px 0}
.inst-col .lab{display:block;color:var(--mute-2);margin-bottom:16px}
.inst-col ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.inst-look li{font-size:15.5px;padding:10px 14px;border-radius:10px;border:1px solid var(--line);background:rgba(255,255,255,.02);animation:rise .6s var(--ease) both}
.inst-measure li{display:flex;justify-content:space-between;align-items:center;gap:12px;font-size:15.5px;padding:10px 0;border-bottom:1px solid var(--line);animation:rise .6s var(--ease) both}
.inst-measure li svg{width:64px;height:22px;flex:none}
.inst-measure li svg path{fill:none;stroke:var(--signal);stroke-width:1.5;stroke-dasharray:120;stroke-dashoffset:120;animation:draw 1.4s var(--ease) forwards}
@keyframes draw{to{stroke-dashoffset:0}}
@keyframes rise{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.inst-scope{margin-top:auto;height:90px;border-top:1px dashed var(--line-2);position:relative}
#osc{position:absolute;inset:0;width:100%;height:100%}

/* 4 stack */
.stack-sec{padding:0 0 clamp(80px,10vw,140px)}
.stack-head{padding:clamp(40px,5vw,80px) 0 clamp(50px,6vw,80px);border-top:1px solid var(--line)}
.stack-head h2{margin-top:26px;max-width:18ch}
.stack-head .serif{color:var(--signal)}
.stack{display:grid;gap:0}
.card{position:sticky;top:calc(var(--nav-h) + 30px);min-height:min(70vh,560px);margin-bottom:22vh;border-radius:28px;padding:clamp(28px,4vw,56px);
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.8fr);grid-template-rows:auto 1fr auto;gap:18px 60px;overflow:hidden;
  box-shadow:0 -30px 60px -30px rgba(0,0,0,.6)}
.card-meta{grid-column:1/-1;display:flex;justify-content:space-between;align-items:center;padding-bottom:18px;border-bottom:1px solid var(--line)}
.card h3{align-self:end;max-width:10ch}
.card p{grid-column:1;align-self:end;margin:0;font-size:clamp(1.05rem,1.3vw,1.25rem);max-width:28em;color:var(--mute)}
.card-art{grid-column:2;grid-row:2/4;position:relative;align-self:stretch;min-height:220px}
.c1{background:var(--ink-2);top:calc(var(--nav-h) + 30px)}
.c2{background:#26241F;top:calc(var(--nav-h) + 54px)}
.c3{background:var(--paper);color:var(--ink);--line:rgba(19,19,17,.14);--mute:#6B6862;top:calc(var(--nav-h) + 78px)}
.c4{margin-bottom:0;background:var(--signal);color:var(--void);--line:rgba(10,10,9,.2);--mute:rgba(10,10,9,.72);top:calc(var(--nav-h) + 102px)}
.c4 .num{color:var(--void)}
/* card art: trace */
.art-trace i{position:absolute;left:0;right:0;height:1px;background:var(--line)}
.art-trace i::after{content:"";position:absolute;top:-4px;left:0;width:9px;height:9px;border-radius:50%;background:var(--signal);animation:trace 3.2s var(--ease-in-out) infinite}
.art-trace i:nth-child(1){top:12%}.art-trace i:nth-child(2){top:31%}.art-trace i:nth-child(3){top:50%}.art-trace i:nth-child(4){top:69%}.art-trace i:nth-child(5){top:88%}
.art-trace i:nth-child(2)::after{animation-delay:.4s}.art-trace i:nth-child(3)::after{animation-delay:.8s;background:var(--text)}.art-trace i:nth-child(4)::after{animation-delay:1.2s}.art-trace i:nth-child(5)::after{animation-delay:1.6s}
@keyframes trace{0%{left:0}50%{left:calc(100% - 9px)}100%{left:0}}
/* card art: filter */
.art-filter{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;align-content:center}
.art-filter i{height:74px;border-radius:14px;border:1px solid rgba(238,236,231,.2);background:rgba(255,255,255,.03);position:relative;transition:all .6s}
.art-filter i:not(.cut){border-color:var(--signal);background:rgba(255,106,61,.12)}
.art-filter i.cut::after{content:"";position:absolute;left:12%;right:12%;top:50%;height:1.5px;background:rgba(238,236,231,.35);transform:rotate(-18deg)}
.art-filter i.cut{opacity:.4}
/* card art: fit */
.art-fit{display:grid;place-items:center}
.art-fit::before{content:"";position:absolute;width:62%;aspect-ratio:1;border-radius:24px;border:1.5px dashed rgba(19,19,17,.3)}
.art-fit i{width:44%;aspect-ratio:1;border-radius:18px;background:var(--ink);box-shadow:inset 0 0 0 10px var(--ink),inset 0 0 0 11px rgba(255,106,61,.8);animation:fit 3.6s var(--ease) infinite}
@keyframes fit{0%,100%{transform:scale(1.3);border-radius:30px;opacity:.5}45%,80%{transform:scale(1);opacity:1}}
/* card art: yes */
.art-yes{display:grid;place-items:center}
.art-yes span{display:inline-flex;align-items:center;justify-content:center;width:min(100%,280px);height:84px;border-radius:99px;background:var(--void);color:var(--signal);font-size:26px;font-weight:600;letter-spacing:-.03em;animation:press 3s var(--ease) infinite}
@keyframes press{0%,60%,100%{transform:scale(1)}66%{transform:scale(.94)}72%{transform:scale(1)}}

/* 5 audit */
.audit{padding:clamp(100px,12vw,180px) 0;overflow:hidden}
.audit-grid{display:grid;grid-template-columns:minmax(0,.35fr) minmax(0,1fr);gap:40px;align-items:start}
.sheet{position:relative;background:#FCFBF8;color:var(--ink);border-radius:6px;padding:clamp(28px,5vw,72px);
  box-shadow:0 1px 1px rgba(19,19,17,.05),0 20px 40px -20px rgba(19,19,17,.25),0 80px 120px -60px rgba(19,19,17,.35);
  transform:rotate(-2.2deg) translateY(60px);transition:transform 1.4s var(--ease)}
.sheet.in{transform:rotate(-.6deg)}
.sheet::before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(0deg,transparent 0 31px,rgba(19,19,17,.035) 31px 32px);pointer-events:none;border-radius:inherit}
.sheet-top{display:flex;justify-content:space-between;gap:16px;padding-bottom:22px;margin-bottom:clamp(30px,4vw,56px);border-bottom:2px solid var(--ink);color:var(--mute)}
.sheet h2{max-width:14ch;margin-bottom:28px}
.sheet h2 .serif{color:var(--signal-ink)}
.sheet p{font-size:clamp(1.02rem,1.25vw,1.2rem);color:#4A4843;max-width:34em;margin:0 0 36px}
.terms{list-style:none;margin:0 0 44px;padding:0;display:grid;grid-template-columns:repeat(3,auto);justify-content:start;gap:12px 36px}
.terms li{display:flex;align-items:center;gap:10px;font-weight:560;font-size:17px;letter-spacing:-.015em}
.terms svg{width:24px;height:24px;flex:none;border-radius:50%;background:var(--signal);padding:4px}
.terms path{fill:none;stroke:var(--void);stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:24;stroke-dashoffset:24;transition:stroke-dashoffset .7s var(--ease)}
.sheet.in .terms path{stroke-dashoffset:0}
.sheet.in .terms li:nth-child(1) path{transition-delay:.8s}.sheet.in .terms li:nth-child(2) path{transition-delay:1s}.sheet.in .terms li:nth-child(3) path{transition-delay:1.2s}
.sheet-foot{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;border-top:1px solid rgba(19,19,17,.14);padding-top:28px}
.sheet .btn:hover{color:var(--void)}
.stamp{width:120px;height:120px;transform:rotate(-14deg) scale(1.6);opacity:0;transition:transform .5s cubic-bezier(.3,1.6,.5,1) 1.5s,opacity .2s 1.5s}
.sheet.in .stamp{transform:rotate(-14deg) scale(1);opacity:1}
.stamp circle{fill:none;stroke:var(--signal-ink);stroke-width:1.5}
.stamp .sd{fill:var(--signal);stroke:none}
.stamp text{font-family:var(--f-mono);font-size:9px;letter-spacing:.1em;fill:var(--signal-ink)}

/* 6 doors */
.doors{padding:0 0 clamp(100px,12vw,170px)}
.door-row{display:grid;grid-template-columns:1fr 1fr;min-height:70vh;border-top:1px solid var(--line);border-bottom:1px solid var(--line);transition:grid-template-columns .9s var(--ease)}
.door-row:has(.d-a:hover){grid-template-columns:1.5fr .5fr}
.door-row:has(.d-b:hover){grid-template-columns:.5fr 1.5fr}
.door{position:relative;display:flex;flex-direction:column;justify-content:space-between;padding:clamp(30px,4vw,60px);overflow:hidden;min-width:0}
.door .mono{color:var(--mute)}
.door-q{font-size:clamp(2rem,4.8vw,5.4rem);font-weight:600;letter-spacing:-.05em;line-height:.95;max-width:9ch;transition:color .5s}
.d-a{border-right:1px solid var(--line)}
.d-b{background:var(--ink-2)}
.d-b .serif{color:var(--signal)}
.door::after{content:"";position:absolute;right:clamp(30px,4vw,60px);top:clamp(30px,4vw,60px);width:14px;height:14px;border-radius:50%;background:var(--signal);transform:scale(0);transition:transform .6s var(--ease)}
.door:hover::after{transform:scale(1)}
.doors-foot{display:flex;justify-content:space-between;align-items:end;gap:40px;flex-wrap:wrap;padding-top:clamp(50px,6vw,80px)}

@media (max-width:980px){
  .c-hero-foot{grid-template-columns:1fr}
  .c-line:nth-child(2),.c-line:nth-child(3){padding-left:0}
  .scope-head,.focus-head{grid-template-columns:1fr}
  .scope-stage{grid-template-columns:1fr}
  .scope-vis{order:-1}
  .instrument{grid-template-columns:1fr}
  .inst-tabs{border-right:0;border-bottom:1px solid var(--line)}
  .inst-body{grid-template-columns:1fr}
  .card{grid-template-columns:1fr;min-height:0;position:relative;top:auto!important}
  .card-art{grid-column:1;grid-row:auto;min-height:180px}
  .audit-grid{grid-template-columns:1fr}
  .terms{grid-template-columns:1fr}
  .door-row{grid-template-columns:1fr!important;min-height:0}
  .door{min-height:40vh}
  .d-a{border-right:0;border-bottom:1px solid var(--line)}
}
@media (max-width:640px){
  .scope-control{grid-template-columns:1fr;padding-top:0}
  .scope-track{display:none}
  .scope-stop{text-align:left;border-bottom:1px solid var(--paper-2)}
  .scope-stop::before{display:none}
  .scope-stop.on{box-shadow:inset 3px 0 0 var(--signal);padding-left:16px}
}
@media (max-width:640px){#drag{opacity:.45}}