/* =====================================================================
   Yefta. v2.3 — Liquid Glass layer
   Sits on top of app.css: material, ambient light, intro loader, motion.
   ===================================================================== */

:root{
  --r:22px; --r-lg:30px; --r-xl:40px;
  --g-blur:24px; --g-sat:185%;
  --g-bg:linear-gradient(150deg,rgba(255,255,255,.6) 0%,rgba(255,255,255,.28) 55%,rgba(255,255,255,.4) 100%);
  --g-bg-strong:linear-gradient(150deg,rgba(255,255,255,.84),rgba(255,255,255,.58));
  --g-edge:rgba(255,255,255,.72);
  --g-rim:linear-gradient(140deg,rgba(255,255,255,1) 0%,rgba(255,255,255,.35) 18%,rgba(255,255,255,0) 40%,rgba(255,255,255,0) 62%,rgba(255,255,255,.55) 100%);
  --g-shadow:inset 0 1px 0 rgba(255,255,255,.9),inset 0 -1px 0 rgba(255,255,255,.25),0 1px 2px rgba(30,30,90,.06),0 18px 44px -22px rgba(40,36,120,.34);
  --g-shadow-hover:inset 0 1px 0 rgba(255,255,255,.95),inset 0 -1px 0 rgba(255,255,255,.3),0 2px 6px rgba(30,30,90,.08),0 34px 70px -30px rgba(52,40,160,.45);
  --g-glare:rgba(255,255,255,.55);
  --ease-out:cubic-bezier(.16,1,.3,1);
  --ease-io:cubic-bezier(.77,0,.18,1);
}
[data-theme="dark"]{
  --g-bg:linear-gradient(150deg,rgba(255,255,255,.13) 0%,rgba(255,255,255,.05) 55%,rgba(255,255,255,.08) 100%);
  --g-bg-strong:linear-gradient(150deg,rgba(30,34,60,.86),rgba(18,22,42,.74));
  --g-edge:rgba(255,255,255,.14);
  --g-rim:linear-gradient(140deg,rgba(255,255,255,.55) 0%,rgba(255,255,255,.12) 20%,rgba(255,255,255,0) 42%,rgba(255,255,255,0) 64%,rgba(170,160,255,.35) 100%);
  --g-shadow:inset 0 1px 0 rgba(255,255,255,.14),inset 0 -1px 0 rgba(255,255,255,.04),0 24px 60px -28px rgba(0,0,0,.85);
  --g-shadow-hover:inset 0 1px 0 rgba(255,255,255,.2),inset 0 -1px 0 rgba(255,255,255,.05),0 34px 80px -30px rgba(80,60,220,.45);
  --g-glare:rgba(190,180,255,.22);
}

/* ---------- Ambient light (what the glass refracts) ---------- */
body::before{display:none}
.ambient{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none;background:var(--bg)}
.ambient i{position:absolute;width:62vmax;height:62vmax;border-radius:50%;opacity:.8;will-change:transform}
.ambient i:nth-child(1){left:-18vmax;top:-22vmax;background:radial-gradient(circle,rgba(124,108,255,.55),rgba(124,108,255,0) 62%);animation:drift1 26s ease-in-out infinite alternate}
.ambient i:nth-child(2){right:-22vmax;top:-10vmax;background:radial-gradient(circle,rgba(59,130,246,.45),rgba(59,130,246,0) 62%);animation:drift2 32s ease-in-out infinite alternate}
.ambient i:nth-child(3){left:18vmax;bottom:-30vmax;background:radial-gradient(circle,rgba(214,112,255,.38),rgba(214,112,255,0) 62%);animation:drift3 28s ease-in-out infinite alternate}
.ambient i:nth-child(4){right:6vmax;bottom:-14vmax;width:40vmax;height:40vmax;background:radial-gradient(circle,rgba(56,212,230,.28),rgba(56,212,230,0) 62%);animation:drift1 34s ease-in-out infinite alternate-reverse}
[data-theme="dark"] .ambient i{opacity:.75}
[data-theme="dark"] .nav-wrap{--g-bg:linear-gradient(150deg,rgba(28,32,58,.78),rgba(16,20,40,.62))}
@keyframes drift1{to{transform:translate3d(14vmax,10vmax,0) scale(1.12)}}
@keyframes drift2{to{transform:translate3d(-16vmax,14vmax,0) scale(.9)}}
@keyframes drift3{to{transform:translate3d(10vmax,-16vmax,0) scale(1.18)}}

/* ---------- Glass material ---------- */
:where(.card,.glass,.nav-wrap,.mobile-menu,.lg){position:relative}
.card,.glass,.nav-wrap,.mobile-menu,.lg{
  isolation:isolate;
  background:var(--g-bg);
  border:1px solid var(--g-edge);
  box-shadow:var(--g-shadow);
  -webkit-backdrop-filter:blur(var(--g-blur)) saturate(var(--g-sat));
  backdrop-filter:blur(var(--g-blur)) saturate(var(--g-sat));
}
/* specular rim */
.card::before,.glass::before,.nav-wrap::before,.lg::before{
  content:"";position:absolute;inset:0;z-index:-1;border-radius:inherit;padding:1px;pointer-events:none;
  background:var(--g-rim);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;
  mask:linear-gradient(#000 0 0) content-box exclude,linear-gradient(#000 0 0);
}
/* pointer glare (position fed by JS as --mx/--my) */
.card::after,.glass::after,.nav-wrap::after,.lg::after{
  content:"";position:absolute;inset:0;z-index:-1;border-radius:inherit;pointer-events:none;opacity:0;
  background:radial-gradient(360px circle at var(--mx,50%) var(--my,0%),var(--g-glare),transparent 60%);
  transition:opacity .5s var(--ease-out);
}
.card:hover::after,.glass:hover::after,.nav-wrap:hover::after,.lg:hover::after{opacity:1}
.card-hover{transition:transform .6s var(--ease-out),box-shadow .6s var(--ease-out),border-color .4s}
.card-hover:hover{box-shadow:var(--g-shadow-hover);border-color:var(--g-edge)}

/* Liquid lens (Chromium desktop only; class set in <head>) */
.liquid .nav-wrap,.liquid .hero-visual .glass,.liquid .lens{
  -webkit-backdrop-filter:blur(3px) url(#yefta-lens) blur(16px) saturate(190%);
  backdrop-filter:blur(3px) url(#yefta-lens) blur(16px) saturate(190%);
}

/* ---------- Header ---------- */
.site-header{padding-top:16px;transition:padding .5s var(--ease-out)}
.nav-wrap{--g-bg:linear-gradient(150deg,rgba(255,255,255,.78),rgba(255,255,255,.56));height:64px;border-radius:999px;transition:height .5s var(--ease-out),max-width .6s var(--ease-out),box-shadow .5s}
.site-header.scrolled{padding-top:10px}
.site-header.scrolled .nav-wrap{height:56px;max-width:1080px;--g-blur:30px;box-shadow:var(--g-shadow-hover)}
.nav-links a{transition:color .3s,background-color .3s,box-shadow .3s}
.nav-links a.active{background:rgba(255,255,255,.7);color:var(--accent-ink);box-shadow:inset 0 1px 0 #fff,0 4px 14px -6px rgba(60,50,180,.35)}
[data-theme="dark"] .nav-links a.active{background:rgba(255,255,255,.12);box-shadow:inset 0 1px 0 rgba(255,255,255,.2)}
.mobile-menu{--g-blur:34px;background:var(--g-bg-strong);border-radius:28px;transform-origin:top center;animation:sheetIn .5s var(--ease-out)}
@keyframes sheetIn{from{opacity:0;transform:translateY(-10px) scale(.97);filter:blur(6px)}}
.scroll-progress{position:fixed;left:0;right:0;top:0;height:2px;z-index:80;pointer-events:none}
.scroll-progress i{display:block;height:100%;width:100%;transform-origin:0 50%;transform:scaleX(var(--p,0));background:var(--grad);box-shadow:0 0 12px rgba(91,76,240,.6)}

/* ---------- Buttons: glossy capsules ---------- */
.btn{position:relative;overflow:hidden;transition:transform .5s var(--ease-out),box-shadow .5s var(--ease-out),background-color .3s,color .3s,border-color .3s}
.btn:hover{transform:translateY(-2px)}
.btn::after{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;background:linear-gradient(180deg,rgba(255,255,255,.28),rgba(255,255,255,0) 52%);opacity:.9}
.btn-link::after{display:none}
.btn-dark{background:linear-gradient(180deg,#262b48 0%,#0c1024 100%);box-shadow:inset 0 1px 0 rgba(255,255,255,.22),0 12px 28px -12px rgba(12,16,36,.65)}
[data-theme="dark"] .btn-dark{background:linear-gradient(180deg,#ffffff,#e7e9f5);color:#0c1024;box-shadow:inset 0 1px 0 #fff,0 12px 30px -12px rgba(160,150,255,.45)}
.btn-primary{background:linear-gradient(120deg,#6a5cff,#4f7dff 55%,#3b9dff);box-shadow:inset 0 1px 0 rgba(255,255,255,.35),0 14px 32px -12px rgba(91,76,240,.75)}
.btn-ghost,.icon-btn,.filter-bar button,.lang-switch,.pill:not(.accent),.socials a{
  background:var(--g-bg);border:1px solid var(--g-edge);box-shadow:inset 0 1px 0 rgba(255,255,255,.8),0 6px 18px -10px rgba(40,36,120,.3);
  -webkit-backdrop-filter:blur(16px) saturate(180%);backdrop-filter:blur(16px) saturate(180%)}
[data-theme="dark"] .btn-ghost,[data-theme="dark"] .icon-btn,[data-theme="dark"] .filter-bar button,[data-theme="dark"] .lang-switch,[data-theme="dark"] .pill:not(.accent),[data-theme="dark"] .socials a{box-shadow:inset 0 1px 0 rgba(255,255,255,.12)}
.btn-ghost::after{background:linear-gradient(180deg,rgba(255,255,255,.35),rgba(255,255,255,0) 55%)}
[data-theme="dark"] .btn-ghost::after{background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,0) 55%)}
.icon-btn{transition:transform .4s var(--ease-out),color .3s,border-color .3s}
.icon-btn:hover{transform:translateY(-1px) scale(1.04)}
.filter-bar button.on{background:var(--ink-btn);color:var(--ink-btn-text);border-color:transparent}
.cta-band .btn-light{background:linear-gradient(180deg,#fff,#eef0ff);box-shadow:inset 0 1px 0 #fff,0 12px 30px -12px rgba(0,0,0,.4)}
.cta-band .btn-ghost{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.3);color:#fff;box-shadow:inset 0 1px 0 rgba(255,255,255,.3)}

/* ---------- Surfaces tweaks ---------- */
.icon-tile{background:linear-gradient(150deg,rgba(255,255,255,.85),rgba(255,255,255,.4));border:1px solid rgba(255,255,255,.9);box-shadow:inset 0 1px 0 #fff,0 8px 20px -10px rgba(91,76,240,.45);color:var(--accent-ink)}
[data-theme="dark"] .icon-tile{background:linear-gradient(150deg,rgba(255,255,255,.14),rgba(255,255,255,.04));border-color:rgba(255,255,255,.14);box-shadow:inset 0 1px 0 rgba(255,255,255,.18)}
.project-card,.article-card{padding:10px}
.project-thumb,.article-card .thumb{border-radius:22px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.35)}
.project-thumb::after{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;background:linear-gradient(180deg,rgba(255,255,255,.18),transparent 30%,transparent 70%,rgba(10,12,30,.18));box-shadow:inset 0 1px 0 rgba(255,255,255,.45)}
.project-thumb .go{background:rgba(255,255,255,.72);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);box-shadow:inset 0 1px 0 #fff,0 8px 20px -8px rgba(0,0,0,.4)}
.stats{border-radius:var(--r-xl)}
.step .num{background:var(--g-bg-strong);border-color:var(--g-edge);box-shadow:inset 0 1px 0 #fff,0 0 0 6px var(--accent-soft)}
[data-theme="dark"] .step .num{box-shadow:inset 0 1px 0 rgba(255,255,255,.2),0 0 0 6px var(--accent-soft)}
.field input:not([type=checkbox]):not([type=radio]):not([type=file]),.field select,.field textarea{background-color:rgba(255,255,255,.6);border-color:rgba(12,16,36,.1);box-shadow:inset 0 1px 2px rgba(20,20,60,.05);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}
[data-theme="dark"] .field input:not([type=checkbox]):not([type=radio]):not([type=file]),[data-theme="dark"] .field select,[data-theme="dark"] .field textarea{background-color:rgba(255,255,255,.05);border-color:rgba(255,255,255,.12)}
.field input:focus,.field select:focus,.field textarea:focus{background-color:rgba(255,255,255,.85)}
[data-theme="dark"] .field input:focus,[data-theme="dark"] .field textarea:focus{background-color:rgba(255,255,255,.08)}
.choice label{background:rgba(255,255,255,.5);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}
[data-theme="dark"] .choice label{background:rgba(255,255,255,.04)}
.cta-band{border-radius:var(--r-xl);background:linear-gradient(120deg,rgba(15,18,48,.94) 0%,rgba(42,35,128,.92) 55%,rgba(91,76,240,.9) 100%);box-shadow:inset 0 1px 0 rgba(255,255,255,.18),0 40px 90px -40px rgba(52,40,160,.7)}
.quote-card{border-radius:var(--r-xl);box-shadow:inset 0 1px 0 rgba(255,255,255,.25),0 40px 90px -40px rgba(52,40,160,.7)}
.site-footer{border-top:0;background:none;padding:0 var(--gutter) clamp(16px,2.4vw,28px)}
.site-footer>.container{padding-top:clamp(36px,5vw,56px);padding-bottom:4px;border-radius:var(--r-xl);background:var(--g-bg);border:1px solid var(--g-edge);box-shadow:var(--g-shadow);-webkit-backdrop-filter:blur(var(--g-blur)) saturate(var(--g-sat));backdrop-filter:blur(var(--g-blur)) saturate(var(--g-sat));max-width:calc(var(--max) + var(--gutter)*2 + 40px);padding-inline:calc(var(--gutter) + 20px)}
.site-footer .footer-bottom{margin-top:40px;padding:20px 0 22px}
.fb-left{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.fb-right{font-size:.8rem;color:var(--faint);margin-left:auto;margin-right:250px}
/* Floating dock: back-to-top + WhatsApp */
.fab-dock{position:fixed;right:20px;bottom:20px;z-index:70;display:flex;flex-direction:column;align-items:flex-end;gap:12px;pointer-events:none}
.fab-dock>*{pointer-events:auto}
.fab-dock .wa-float{position:static}
.fab-dock.docked{flex-direction:row-reverse;align-items:center}
.fab-dock.docked .fab-top{opacity:1;transform:none;pointer-events:auto}
.fab-top{position:relative;display:grid;place-items:center;width:52px;height:52px;padding:0;border-radius:50%;color:var(--text);cursor:pointer;
  background:var(--g-bg-strong);border:1px solid var(--g-edge);box-shadow:var(--g-shadow);-webkit-backdrop-filter:blur(18px) saturate(180%);backdrop-filter:blur(18px) saturate(180%);
  opacity:0;transform:translateY(14px) scale(.8);pointer-events:none;transition:opacity .45s var(--ease-out),transform .55s var(--ease-out),color .3s}
.fab-top.show{opacity:1;transform:none;pointer-events:auto}
.fab-top:hover{color:var(--accent-ink);transform:translateY(-3px)}
.fab-top .ico{position:relative;transition:transform .4s var(--ease-out)}
.fab-top:hover .ico{transform:translateY(-2px)}
.fab-ring{position:absolute;inset:-1px;width:calc(100% + 2px);height:calc(100% + 2px);transform:rotate(-90deg);pointer-events:none}
.fab-ring circle{fill:none;stroke:var(--line);stroke-width:2.5}
.fab-ring .p{stroke:var(--accent);stroke-linecap:round;stroke-dasharray:150.8;stroke-dashoffset:calc(150.8 * (1 - var(--p,0)));transition:stroke-dashoffset .15s linear}
.wa-float{background:linear-gradient(180deg,#34d774,#16a34a);box-shadow:inset 0 1px 0 rgba(255,255,255,.4),0 14px 30px -10px rgba(22,163,74,.6)}
.clients{border-radius:var(--r-xl)}

/* ---------- Clients marquee ---------- */
.marquee{flex:1;min-width:0;max-width:100%;overflow:hidden;contain:paint;-webkit-mask:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent);mask:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent)}
.marquee ul{flex-wrap:nowrap;justify-content:flex-start;width:max-content;animation:marquee var(--mq-speed,28s) linear infinite;gap:0}
.marquee li{padding:0 clamp(22px,3vw,40px)}
.marquee:hover ul{animation-play-state:paused}
@keyframes marquee{to{transform:translateX(-50%)}}

/* ---------- Hero visual depth ---------- */
.hero-visual [data-depth]{transition:translate .9s var(--ease-out)}
.hero h1 .w{display:inline-block;overflow:hidden;vertical-align:top;padding-bottom:.08em;margin-bottom:-.08em}
.hero h1 .w>span{display:inline-block}
.js .hero h1.split .w>span{transform:translateY(105%) rotate(4deg);filter:blur(8px);opacity:0;transition:transform 1.1s var(--ease-out),filter 1.1s var(--ease-out),opacity .8s;transition-delay:calc(var(--i)*55ms)}
.js .hero h1.split.go .w>span{transform:none;filter:none;opacity:1}

/* ---------- Reveal: blur → sharp, staggered ---------- */
.js .reveal{opacity:0;transform:translate3d(0,28px,0) scale(.985);filter:blur(10px);transition:opacity 1s var(--ease-out),transform 1.2s var(--ease-out),filter 1s var(--ease-out);transition-delay:var(--d,0ms)}
.js .reveal.in{opacity:1;transform:none;filter:none}
.js.motion-subtle .reveal{filter:none;transform:translate3d(0,14px,0)}

/* ---------- Page transitions (Chrome/Edge cross-document) ---------- */
@view-transition{navigation:auto}
::view-transition-old(root){animation:vtOut .38s var(--ease-io) both}
::view-transition-new(root){animation:vtIn .6s var(--ease-out) both}
@keyframes vtOut{to{opacity:0;filter:blur(10px);transform:scale(.985)}}
@keyframes vtIn{from{opacity:0;filter:blur(12px);transform:scale(1.01)}}

/* =====================================================================
   Intro loader: frosted glass → doors part → logo → site focuses in
   Every keyframe is a % of --intro-ms (default 2500ms, set in admin)
   ===================================================================== */
.intro{display:none}
.intro-on .intro{display:block;position:fixed;inset:0;z-index:9999;overflow:hidden;cursor:pointer;color:var(--text);background:var(--bg);
  animation:introOut var(--intro-ms,2500ms) linear forwards}
.intro-on body{overflow:hidden}
.intro-bg{position:absolute;inset:0}
.intro-bg i{position:absolute;border-radius:50%;filter:blur(2px)}
.intro-bg i:nth-child(1){width:56vmax;height:56vmax;left:-14vmax;top:-18vmax;background:radial-gradient(circle,rgba(124,108,255,.85),rgba(124,108,255,0) 64%);animation:ib1 var(--intro-ms,2500ms) var(--ease-out) forwards}
.intro-bg i:nth-child(2){width:50vmax;height:50vmax;right:-16vmax;top:-6vmax;background:radial-gradient(circle,rgba(59,130,246,.75),rgba(59,130,246,0) 64%);animation:ib2 var(--intro-ms,2500ms) var(--ease-out) forwards}
.intro-bg i:nth-child(3){width:52vmax;height:52vmax;left:22vmax;bottom:-26vmax;background:radial-gradient(circle,rgba(214,112,255,.7),rgba(214,112,255,0) 64%);animation:ib1 var(--intro-ms,2500ms) var(--ease-out) reverse forwards}
.intro-bg i:nth-child(4){width:30vmax;height:30vmax;left:40%;top:36%;background:radial-gradient(circle,rgba(56,212,230,.55),rgba(56,212,230,0) 64%);animation:ib2 var(--intro-ms,2500ms) var(--ease-out) reverse forwards}
@keyframes ib1{to{transform:translate3d(8vmax,6vmax,0) scale(1.15)}}
@keyframes ib2{to{transform:translate3d(-8vmax,8vmax,0) scale(.92)}}

.intro-stage{position:absolute;inset:0;display:grid;place-content:center;justify-items:center;gap:18px}
.intro-logo{position:relative;display:grid;place-items:center;animation:introLogo var(--intro-ms,2500ms) var(--ease-out) forwards}
.intro-logo img{display:block;width:min(46vw,260px);max-height:120px;height:auto;object-fit:contain}
.intro-logo .il-dark{display:none}
[data-theme="dark"] .intro-logo.has-dark .il-light{display:none}
[data-theme="dark"] .intro-logo.has-dark .il-dark{display:block}
.intro-word{font:800 clamp(3.2rem,10vw,6.2rem)/1 var(--font-display);letter-spacing:-.065em;color:var(--text)}
.intro-word .dot{color:var(--accent)}
.intro-shine{position:absolute;inset:-20% -30%;pointer-events:none;mix-blend-mode:overlay;background:linear-gradient(105deg,transparent 40%,rgba(255,255,255,.95) 50%,transparent 60%);transform:translateX(-120%);animation:introShine var(--intro-ms,2500ms) var(--ease-io) forwards}
.intro-tag{max-width:min(90vw,640px);padding:0 20px;text-align:center;font:600 .74rem/1.6 var(--font-body);letter-spacing:.32em;text-transform:uppercase;color:var(--muted);opacity:0;animation:introTag var(--intro-ms,2500ms) var(--ease-out) forwards}

.intro-glass{position:absolute;inset:0}
.intro-glass .pane{position:absolute;top:-2%;bottom:-2%;width:51%;
  background:linear-gradient(160deg,rgba(255,255,255,.34),rgba(255,255,255,.12) 50%,rgba(255,255,255,.22));
  -webkit-backdrop-filter:blur(30px) saturate(190%);backdrop-filter:blur(30px) saturate(190%);will-change:transform}
[data-theme="dark"] .intro-glass .pane{background:linear-gradient(160deg,rgba(255,255,255,.12),rgba(255,255,255,.03) 50%,rgba(255,255,255,.07))}
.intro-glass .pane-l{left:0;box-shadow:inset -1px 0 0 rgba(255,255,255,.9),inset -18px 0 40px -20px rgba(255,255,255,.7);animation:paneL var(--intro-ms,2500ms) var(--ease-io) forwards}
.intro-glass .pane-r{right:0;box-shadow:inset 1px 0 0 rgba(255,255,255,.9),inset 18px 0 40px -20px rgba(255,255,255,.7);animation:paneR var(--intro-ms,2500ms) var(--ease-io) forwards}
.liquid .intro-glass .pane{-webkit-backdrop-filter:blur(4px) url(#yefta-lens) blur(26px) saturate(190%);backdrop-filter:blur(4px) url(#yefta-lens) blur(26px) saturate(190%)}
.intro-sheen{position:absolute;inset:0;pointer-events:none;background:linear-gradient(115deg,transparent 35%,rgba(255,255,255,.55) 48%,rgba(255,255,255,.12) 54%,transparent 62%);background-size:250% 100%;background-position:120% 0;animation:introSheen var(--intro-ms,2500ms) var(--ease-io) forwards;mix-blend-mode:soft-light}
.intro-bar{position:absolute;left:50%;bottom:clamp(40px,8vh,72px);width:120px;height:2px;margin-left:-60px;border-radius:2px;background:rgba(127,127,160,.2);overflow:hidden;animation:introTag var(--intro-ms,2500ms) linear forwards}
.intro-bar i{display:block;height:100%;background:var(--grad);transform-origin:0 50%;animation:introBar var(--intro-ms,2500ms) var(--ease-io) forwards}

/* timeline — 0%: frosted | 8–42%: logo glows behind glass | 42–72%: glass parts | 72–100%: exit */
@keyframes introLogo{0%{opacity:0;transform:scale(1.18)}10%{opacity:1}42%{transform:scale(1.04)}70%{opacity:1;transform:scale(1);filter:blur(0)}84%{opacity:1;transform:scale(1.02)}100%{opacity:0;transform:scale(1.12);filter:blur(14px)}}
@keyframes introShine{0%,50%{transform:translateX(-120%)}74%,100%{transform:translateX(120%)}}
@keyframes introTag{0%,52%{opacity:0;transform:translateY(8px) scale(1.04);filter:blur(4px)}68%{opacity:1;transform:none;filter:none}84%{opacity:1}100%{opacity:0}}
@keyframes paneL{0%,40%{transform:translateX(0)}72%,100%{transform:translateX(-104%)}}
@keyframes paneR{0%,40%{transform:translateX(0)}72%,100%{transform:translateX(104%)}}
@keyframes introSheen{0%{background-position:120% 0}40%{background-position:-20% 0}100%{background-position:-20% 0;opacity:0}}
@keyframes introBar{0%{transform:scaleX(0)}70%{transform:scaleX(1)}100%{transform:scaleX(1)}}
@keyframes introOut{0%,78%{opacity:1;visibility:visible}100%{opacity:0;visibility:hidden}}

/* Site "focus-in" as the glass opens */
.intro-on .site-header,.intro-on main,.intro-on .site-footer{animation:siteIn calc(var(--intro-ms,2500ms)*.45) var(--ease-out) calc(var(--intro-ms,2500ms)*.62) both}
@keyframes siteIn{from{opacity:0;filter:blur(14px);transform:scale(.975)}to{opacity:1;filter:none;transform:none}}

/* Reduced motion: simple fade */
.reduced .intro-glass,.reduced .intro-sheen,.reduced .intro-shine,.reduced .intro-bar{display:none}
.reduced .intro-logo{animation:none}
.reduced.intro-on .site-header,.reduced.intro-on main,.reduced.intro-on .site-footer{animation:none}

/* ---------- Responsive / performance ---------- */
@media (max-width:900px),(hover:none){
  :root{--g-blur:16px;--g-sat:170%}
  .card::after,.glass::after,.nav-wrap::after,.lg::after{display:none}
  .ambient i{animation-duration:40s}
}
@media (max-width:640px){
  .fb-right{margin:0}
  .fb-left{flex-direction:column;align-items:flex-start;gap:12px}
  .fab-dock{right:14px;bottom:14px;gap:10px}
  .fab-top{width:48px;height:48px}
  .site-footer{padding-inline:10px}
  .site-footer>.container{border-radius:28px;padding-inline:20px}
  .site-header.scrolled .nav-wrap{height:52px}
}
@media (prefers-reduced-transparency:reduce){
  .card,.glass,.nav-wrap,.mobile-menu{background:var(--surface-solid);-webkit-backdrop-filter:none;backdrop-filter:none}
}
@media (prefers-reduced-motion:reduce){
  .ambient i,.marquee ul{animation:none}
  .js .reveal{filter:none;transform:none}
}
main:focus{outline:none}

/* ---------- Mobile robustness (v2.3.2) ---------- */
html,body{overflow-x:clip;max-width:100%}
@supports not (overflow:clip){html,body{overflow-x:hidden}}
.hero-grid>*,.page-hero-split>*,.contact-grid>*,.calc>*,.article-layout>*{min-width:0}
@media (max-width:900px){
  .hero-grid,.page-hero-split,.contact-grid,.article-layout,.calc{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:640px){
  .clients .marquee{align-self:stretch;width:100%;flex:none}
  .clients{padding:18px 0 18px 20px;overflow:hidden}
  .clients .label{padding-right:20px}
}
.hero .eyebrow .roles{display:inline-flex;flex-wrap:wrap;column-gap:.55em;row-gap:6px}
.hero .eyebrow .roles span{white-space:nowrap}
.hero .eyebrow .roles i{font-style:normal;opacity:.55}
.hero h1 .w.wb,.hero h1 .w.wb>span{display:block}
@media (max-width:640px){
  .hero .eyebrow::before{display:none}
  .hero .eyebrow{letter-spacing:.1em;font-size:.64rem}
  .hero .eyebrow .roles{gap:6px}
  .hero .eyebrow .roles i{display:none}
  .hero .eyebrow .roles span{padding:6px 10px;border-radius:999px;background:var(--g-bg-strong);border:1px solid var(--g-edge);box-shadow:inset 0 1px 0 rgba(255,255,255,.8)}
  [data-theme="dark"] .hero .eyebrow .roles span{box-shadow:inset 0 1px 0 rgba(255,255,255,.1)}
}
@media (max-width:640px){
  .intro-tag{font-size:.6rem;letter-spacing:.18em}
  .intro-logo img{width:min(58vw,220px)}
  .intro-word{font-size:clamp(2.8rem,14vw,4rem)}
}

/* ---------- v2.4 — generated covers & case-study facts ---------- */
.auto-cover{position:relative;width:100%;height:100%;min-height:100%;display:flex;flex-direction:column;justify-content:flex-end;padding:22px;overflow:hidden;color:#fff;isolation:isolate;
  background:radial-gradient(120% 90% at 85% 10%,rgba(255,255,255,.28),transparent 45%),linear-gradient(140deg,var(--ac1),var(--ac2))}
.ac-0{--ac1:#1b1f4a;--ac2:#5b4cf0}.ac-1{--ac1:#0f2a4a;--ac2:#3b82f6}.ac-2{--ac1:#3a1250;--ac2:#c05cf5}.ac-3{--ac1:#0c3b3a;--ac2:#14b8a6}.ac-4{--ac1:#3b1a0c;--ac2:#f97316}.ac-5{--ac1:#111827;--ac2:#6366f1}
.auto-cover .ac-orb{position:absolute;right:-12%;top:-18%;width:62%;aspect-ratio:1;border-radius:50%;z-index:-1;background:radial-gradient(circle at 32% 28%,rgba(255,255,255,.95),rgba(255,255,255,.25) 35%,transparent 70%);opacity:.55;filter:blur(1px)}
.auto-cover .ac-mono{position:absolute;left:22px;top:48px;font:800 clamp(2.4rem,6vw,3.6rem)/1 var(--font-display);letter-spacing:-.06em;opacity:.22}
.auto-cover .ac-title{font:800 clamp(1.05rem,2vw,1.35rem)/1.15 var(--font-display);letter-spacing:-.03em;max-width:90%}
.auto-cover .ac-cat{margin-top:6px;font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;opacity:.75}
.auto-cover.ac-hero{aspect-ratio:16/9;padding:clamp(24px,5vw,56px)}
.auto-cover.ac-hero .ac-title{font-size:clamp(1.8rem,4vw,3rem)}
.auto-cover.ac-hero .ac-mono{font-size:clamp(4rem,12vw,9rem);top:24px;left:clamp(24px,5vw,56px)}
.cs-facts .cs-result{font:800 clamp(1.5rem,3vw,2.1rem)/1.1 var(--font-display);letter-spacing:-.04em;margin-bottom:14px}
.cs-facts dl{display:grid;gap:12px;margin:0}
.cs-facts dl div{display:flex;justify-content:space-between;gap:16px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.cs-facts dl div:last-child{border-bottom:0;padding-bottom:0}
.cs-facts dt{font-size:.78rem;font-weight:600;color:var(--faint);text-transform:uppercase;letter-spacing:.08em}
.cs-facts dd{margin:0;font-weight:600;text-align:right}
.gallery.one{grid-template-columns:1fr}
.gallery.one img{aspect-ratio:auto;max-height:none}
@media (max-width:640px){.overview{grid-template-columns:1fr!important}}
.cs-media .frame.natural{background:var(--surface-muted);display:grid;place-items:center}
.cs-media .frame.natural img{aspect-ratio:auto;width:100%;height:auto;max-height:88vh;object-fit:contain}
.gallery{display:block;columns:2;column-gap:16px}
.gallery a{break-inside:avoid;margin-bottom:16px}
.gallery img{aspect-ratio:auto;height:auto}
.gallery.one{columns:1}
@media (max-width:640px){.gallery{columns:1}}

/* ================================================================ v2.5 — stats (1–4) & testimonials */
.stats.stats-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.stats.stats-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.stats.stats-1{grid-template-columns:1fr}
@media (max-width:900px){
  .stats.stats-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stats.stats-4 .stat:nth-child(3){border-left:0}
  .stats.stats-4 .stat:nth-child(n+3){border-top:1px solid var(--line)}
}
@media (max-width:640px){
  .stats.stats-4,.stats.stats-2{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stats.stats-4 .stat,.stats.stats-2 .stat{padding:18px 16px;border-top:0}
  .stats.stats-4 .stat:nth-child(even),.stats.stats-2 .stat:nth-child(even){border-left:1px solid var(--line)}
  .stats.stats-4 .stat:nth-child(n+3){border-top:1px solid var(--line)}
  .stats .stat strong{font-size:clamp(1.6rem,8vw,2rem)}
}

.testimonials .section-head{align-items:flex-end}
.t-nav{display:flex;gap:8px;flex:none}
.t-nav[hidden],.testimonials:not(.t-overflow) .t-nav{display:none}
.t-track{--gap:clamp(14px,2vw,22px);display:grid;grid-auto-flow:column;grid-auto-columns:calc((100% - var(--gap) * 2) / 3);gap:var(--gap);
  overflow-x:auto;overscroll-behavior-x:contain;scroll-snap-type:x mandatory;scroll-behavior:smooth;scrollbar-width:none;
  min-width:0;max-width:100%;padding:6px 4px 18px;margin:-6px -4px -18px;outline:0}
.t-track::-webkit-scrollbar{display:none}
.t-track:focus-visible{box-shadow:0 0 0 3px var(--accent-soft);border-radius:var(--r-xl,28px)}
.t-card{position:relative;margin:0;scroll-snap-align:start;display:flex;flex-direction:column;gap:18px;padding:clamp(22px,2.4vw,30px);border-radius:var(--r-xl,28px);min-width:0;overflow:hidden}
.t-card::before{content:"";position:absolute;inset:0 0 auto;height:120px;background:radial-gradient(120% 90% at 0% 0%,var(--accent-soft),transparent 70%);opacity:.8;pointer-events:none}
.t-top{position:relative;display:flex;align-items:center;justify-content:space-between;gap:12px}
.t-quote-mark{display:grid;place-items:center;width:44px;height:44px;border-radius:14px;background:var(--grad);color:#fff;box-shadow:0 10px 24px -10px var(--accent)}
.t-stars{display:inline-flex;gap:2px;color:#f5b301}
.t-stars svg{fill:currentColor;stroke:currentColor}
.t-card blockquote{position:relative;margin:0;flex:1}
.t-card blockquote p{margin:0;font-size:.96rem;line-height:1.7;color:var(--text-2)}
.t-card figcaption{position:relative;display:flex;align-items:center;gap:12px;padding-top:16px;border-top:1px solid var(--line)}
.t-avatar{flex:none;width:48px;height:48px;border-radius:50%;overflow:hidden;display:grid;place-items:center;background:var(--grad);color:#fff;font:700 .95rem/1 var(--font-display);box-shadow:0 0 0 3px var(--surface-solid),0 0 0 4px var(--line)}
.t-avatar img{width:100%;height:100%;object-fit:cover}
.t-who{display:flex;flex-direction:column;min-width:0}
.t-who b{font-weight:700;color:var(--text)}
.t-who b a{color:inherit;text-decoration:none}
.t-who b a:hover{color:var(--accent)}
.t-who small{color:var(--muted);font-size:.82rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
@media (max-width:1080px){.t-track{grid-auto-columns:calc((100% - var(--gap)) / 2)}}
@media (max-width:640px){
  .t-track{grid-auto-columns:86%}
  .testimonials .section-head{flex-direction:row;align-items:flex-end;justify-content:space-between}
  .t-card blockquote p{font-size:.93rem}
}

/* ================================================================ v2.6 — case study approach, FAQ */
.cs-approach{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:clamp(24px,5vw,64px);align-items:start}
.cs-approach h2{font-size:clamp(1.5rem,2.6vw,2rem);margin-bottom:16px}
.cs-approach p{line-height:1.75;margin:0 0 14px}
.cs-approach p a{color:var(--accent);font-weight:600;text-decoration:none}
.cs-approach p a:hover{text-decoration:underline}
.cs-steps{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.cs-steps li{display:flex;gap:16px;align-items:flex-start;padding:18px 20px;border-radius:var(--r-lg,22px)}
.cs-steps .n{flex:none;display:grid;place-items:center;width:34px;height:34px;border-radius:11px;background:var(--grad);color:#fff;font:700 .9rem/1 var(--font-display)}
.cs-steps h3{font-size:1.02rem;margin-bottom:4px}
.cs-steps p{margin:0;font-size:.9rem;color:var(--muted);line-height:1.55}
.narrow-faq{max-width:880px}
.faq-title{font-size:clamp(1.5rem,2.6vw,2rem);margin-bottom:20px;text-align:center}
.faq-list{display:grid;gap:10px}
.faq-item{border-radius:var(--r-lg,22px);padding:0;overflow:hidden}
.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 22px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary h3{font-size:1rem;font-weight:700;letter-spacing:-.01em;line-height:1.4}
.faq-ico{flex:none;display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:var(--accent-soft);color:var(--accent);transition:transform .3s}
.faq-item[open] .faq-ico{transform:rotate(45deg)}
.faq-item p{margin:0;padding:0 22px 20px;color:var(--text-2);line-height:1.7;font-size:.95rem}
.faq-item summary:focus-visible{outline:2px solid var(--accent);outline-offset:-2px;border-radius:inherit}
@media (max-width:900px){.cs-approach{grid-template-columns:1fr}}
@media (max-width:640px){.faq-item summary{padding:16px 18px}.faq-item p{padding:0 18px 18px}}
.author-box{display:flex;gap:16px;align-items:flex-start;margin-top:40px;padding:22px 24px;border-radius:var(--r-lg,22px);background:var(--surface);border:1px solid var(--line)}
.author-box strong{display:block;font-size:1rem;color:var(--text)}
.author-box p{margin:6px 0 0!important;font-size:.92rem!important;line-height:1.6;color:var(--muted)}
.author-box a{color:var(--accent);font-weight:600}