/* Arnold Labs shared styles: tokens, header, pill nav, buttons, preloader, cursor, work cards, case-study, contact/footer */
:root{
  --paper:#FFFFFF;
  --ink:#121212;
  --muted:#6E6E6E;
  --rule:#DADADA;
  --soft:#F3F3F1;
  --band:#262626;
  --band-ink:#FFFFFF;
  --band-muted:#8E8E8E;
  --band-rule:#3A3A3A;
  --thrustr:#C81E2E;
  --f-display:"Montserrat","Helvetica Neue",Arial,sans-serif;
  --f-body:"Montserrat","Helvetica Neue",Arial,sans-serif;
  --gutter:clamp(16px,4vw,56px);
  --ease:cubic-bezier(.25,.46,.45,.94);
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --paper:#141414; --ink:#F2F2F2; --muted:#9C9C9C; --rule:#2E2E2E; --soft:#1C1C1C;
    --band:#1C1C1C; --band-ink:#FFFFFF; --band-muted:#8E8E8E; --band-rule:#333333;
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --paper:#141414; --ink:#F2F2F2; --muted:#9C9C9C; --rule:#2E2E2E; --soft:#1C1C1C;
  --band:#1C1C1C; --band-ink:#FFFFFF; --band-muted:#8E8E8E; --band-rule:#333333;
  color-scheme:dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
html,body{overflow-x:clip}
body{background:var(--paper);color:var(--ink);font-family:var(--f-body);font-size:16px;line-height:1.6;margin:0}
a{color:inherit}
img{max-width:100%}
:focus-visible{outline:2px solid var(--ink);outline-offset:3px;border-radius:4px}
.wrap{padding-inline:var(--gutter);max-width:1440px;margin-inline:auto}
.eyebrow{font-size:12px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;margin:0 0 18px}
.arrow{display:inline-block;width:16px;height:16px;flex:none}

/* Preloader */
.preloader{position:fixed;inset:0;z-index:100;background:#262626;display:grid;place-items:center;transition:opacity .5s ease,visibility .5s}
.preloader.done{opacity:0;visibility:hidden}
.plmark{position:relative;width:120px;height:120px;animation:plShrink 1.6s var(--ease) forwards}
.plmark svg{position:absolute;inset:0;width:100%;height:100%}
.plmark .base{color:#4a4a4a}
.plmark .fill{color:#fff;clip-path:inset(100% 0 0 0);animation:plFill 1.3s var(--ease) .1s forwards}
.bm{width:30px;height:30px;flex:none}
.brand{display:inline-flex;align-items:center;gap:10px}
.fm{width:28px;height:28px;display:block;margin-bottom:12px;color:var(--ink)}
.logo-note{font-size:13px;color:var(--muted)}
@keyframes plFill{to{clip-path:inset(0 0 0 0)}}
@keyframes plShrink{0%,80%{transform:scale(1)}100%{transform:scale(.88)}}

/* Cursor */
.cursor{position:fixed;left:0;top:0;width:12px;height:12px;border-radius:50%;pointer-events:none;z-index:90;transform:translate(-50%,-50%);transition:width .25s,height .25s,opacity .3s;opacity:0;mix-blend-mode:difference;background:#fff}
.cursor.on{opacity:1}
.cursor.big{width:44px;height:44px}
@media (hover:none){.cursor{display:none}}

/* Header */
.header{position:relative;z-index:20;padding-block:22px}
.header.over{position:absolute;top:env(safe-area-inset-top,0px);left:0;right:0}
.header .wrap{display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{text-decoration:none;font-size:22px;font-weight:400;letter-spacing:-.02em;line-height:1}
.brand b{font-weight:800}
.nav{display:flex;align-items:center;gap:clamp(18px,3vw,44px);font-size:15px;font-weight:500}
.nav a{text-decoration:none;transition:color .3s}
.nav a:hover{color:var(--muted)}
.nav a.cur{color:var(--muted)}
.talk{display:inline-flex;align-items:center;gap:10px;position:relative;padding-bottom:4px}
.talk::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1.5px;background:var(--ink);transform-origin:right;transition:transform .35s var(--ease)}
.talk:hover::after{transform:scaleX(0);transform-origin:left}

/* Floating pill nav */
.pill{position:fixed;top:calc(env(safe-area-inset-top,0px) + 14px);left:50%;transform:translate(-50%,-160%);z-index:60;display:flex;align-items:center;gap:clamp(18px,2.6vw,40px);padding:9px 10px 9px 18px;background:var(--paper);color:var(--ink);border:1px solid var(--rule);border-radius:999px;box-shadow:0 8px 30px rgba(0,0,0,.12);transition:transform .35s var(--ease);font-size:15px;font-weight:500;white-space:nowrap}
.pill.on{transform:translate(-50%,0)}
.pill a{text-decoration:none}
.pill .pm{width:22px;height:22px;flex:none}
.pill .go{width:34px;height:34px;border-radius:50%;border:1px solid var(--rule);display:grid;place-items:center;transition:background .3s,color .3s}
.pill .go:hover{background:var(--ink);color:var(--paper)}
.pill .go .arrow{width:14px;height:14px}

/* Rotating-gradient pill button */
.btn{position:relative;display:inline-block;padding:1.5px;border-radius:999px;background:#262626;overflow:hidden;text-decoration:none;color:#fff;font-size:15px;font-weight:600;box-shadow:0 6px 18px rgba(0,0,0,.18);transition:transform .5s var(--ease)}
.btn::before{content:"";position:absolute;left:50%;top:50%;width:260%;aspect-ratio:1;background:conic-gradient(from 0deg,transparent 0 62%,#fff 78%,transparent 90%);transform:translate(-50%,-50%) rotate(0deg);animation:rotateGradient 4s linear infinite}
.btn span{position:relative;display:inline-flex;align-items:center;gap:10px;padding:12px 22px;border-radius:999px;background:#262626}
.btn:hover{transform:translateY(-2px)}
.btn:hover .arrow{animation:arrowMove .7s ease infinite alternate}
.btn.light{background:#fff;color:#121212}
.btn.light span{background:#fff}
.btn.light::before{background:conic-gradient(from 0deg,transparent 0 62%,#121212 78%,transparent 90%)}
@keyframes rotateGradient{to{transform:translate(-50%,-50%) rotate(360deg)}}
@keyframes arrowMove{to{transform:translateX(5px)}}

/* Tag pills (work cards and case study) */
.tags{display:flex;gap:8px;flex-wrap:wrap}
.tag{font-size:13px;font-weight:500;padding:7px 14px;border-radius:999px;border:1px solid var(--rule);color:var(--ink);background:var(--paper)}
.tag.glass{border-color:rgba(255,255,255,.35);background:rgba(255,255,255,.18);color:#fff;backdrop-filter:blur(8px)}

/* Work page: intro + filters + cards */
.wintro{padding-block:clamp(40px,6vw,80px) clamp(24px,3vw,40px)}
.wintro h1{font-weight:700;font-size:clamp(34px,5.2vw,72px);letter-spacing:-.035em;line-height:1.05;margin:0;max-width:20ch;text-wrap:balance}
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-top:32px}
.filters button{font:500 14px var(--f-body);color:var(--ink);background:transparent;border:1px solid var(--rule);padding:8px 16px;border-radius:999px;cursor:pointer;transition:background .3s,color .3s,border-color .3s}
.filters button:hover{border-color:var(--ink)}
.filters button[aria-pressed="true"]{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.wgrid{display:grid;grid-template-columns:1fr 1fr;gap:24px;padding-block:8px clamp(48px,7vw,96px)}
.card{position:relative;display:block;border-radius:22px;overflow:hidden;text-decoration:none;color:#fff;background:var(--c,#262626);aspect-ratio:21/9;transition:transform .8s var(--ease)}
.card.full{grid-column:1/-1}
.card.half{aspect-ratio:1.23}
.card:hover{transform:translateY(-4px)}
.card .art{position:absolute;inset:0;transition:transform 1.2s var(--ease)}
.card:hover .art{transform:scale(1.03)}
.card .tags{position:absolute;left:24px;bottom:24px;z-index:2}
.card .ttl{position:absolute;right:24px;bottom:24px;z-index:2;text-align:right;max-width:40%;font-size:14px;font-weight:500;opacity:.85;display:none}
.card[hidden]{display:none}
.wempty{grid-column:1/-1;padding:32px 0;color:var(--muted)}
.contact.dark .mail{border-color:var(--band-rule)}

/* Case study page */
.cs-hero{position:relative;height:clamp(360px,62vh,640px);background:var(--c,#262626);overflow:hidden}
.cs-head{padding-block:clamp(48px,7vw,96px) clamp(32px,5vw,64px)}
.cs-head .inner{max-width:900px}
.cs-head h1{font-weight:700;font-size:clamp(32px,4.8vw,66px);letter-spacing:-.035em;line-height:1.05;margin:0 0 22px;text-wrap:balance}
.cs-head .intro{font-size:clamp(16px,1.3vw,18px);color:var(--muted);max-width:62ch;margin:22px 0 0}
.gallery{display:flex;gap:18px;overflow-x:auto;padding-block:8px 40px;scroll-snap-type:x mandatory;scrollbar-width:none}
.gallery::-webkit-scrollbar{display:none}
.gallery>*{scroll-snap-align:start;flex:none}
.cs-sec{padding-block:clamp(32px,5vw,64px)}
.cs-sec .inner{max-width:900px}
.cs-sec h2{font-weight:700;font-size:clamp(22px,2.2vw,30px);letter-spacing:-.025em;margin:0 0 12px}
.cs-sec p{margin:0 0 14px;color:var(--muted);max-width:66ch}
.cs-sec ul{margin:0;padding-left:18px;color:var(--muted);max-width:66ch}
.cs-sec li{margin:4px 0}
.cs-figure{border-radius:22px;overflow:hidden;background:var(--soft);margin-top:40px}
.palette{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;margin-top:28px}
.swatch{border-radius:16px;padding:18px 16px;min-height:120px;display:flex;flex-direction:column;justify-content:flex-end;font-size:13px;font-weight:600;border:1px solid var(--rule)}
.swatch small{display:block;font-weight:500;opacity:.75;font-family:ui-monospace,Menlo,monospace;font-size:12px;margin-top:2px}
.typo{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:28px;padding:28px;border:1px solid var(--rule);border-radius:22px}
.typo .big{font-size:clamp(44px,6vw,88px);font-weight:800;letter-spacing:-.04em;line-height:1;font-variant-numeric:tabular-nums}
.typo .lbl{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:8px}
.next{padding-block:clamp(32px,5vw,64px) clamp(48px,7vw,96px);display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;border-top:1px solid var(--rule)}
.next a{text-decoration:none;display:inline-flex;align-items:center;gap:10px;font-weight:600}
.next a:hover .arrow{animation:arrowMove .7s ease infinite alternate}

/* Phone mock (used in gallery, cards, hero) */
.phone{width:200px;aspect-ratio:9/19.2;border-radius:30px;background:#0c0c0c;padding:8px;box-shadow:0 30px 60px rgba(0,0,0,.35),inset 0 0 0 2px #2a2a2a;flex:none}
.phone .ph{position:relative;height:100%;border-radius:22px;overflow:hidden;background:#111;color:#fff;padding:14px 12px;font-size:10px;display:flex;flex-direction:column;gap:8px;line-height:1.3}
.phone .ph .time{display:flex;justify-content:space-between;font-weight:600;opacity:.7}
.phone .ph h4{margin:4px 0 0;font-size:15px;font-weight:700;letter-spacing:-.02em;line-height:1.1}
.phone .ph .num{font-size:30px;font-weight:800;letter-spacing:-.04em;line-height:1;margin-top:2px}
.phone .ph .num small{font-size:11px;font-weight:600;letter-spacing:0;opacity:.7;margin-left:4px}
.phone .ph .row{display:flex;justify-content:space-between;align-items:center;padding:7px 9px;background:rgba(255,255,255,.08);border-radius:9px}
.phone .ph .row b{font-weight:700}
.phone .ph .red{color:var(--thrustr)}
.phone .ph .fill{background:var(--thrustr);color:#fff}
.phone .ph .bar{display:flex;align-items:center;height:28px;gap:2px}
.phone .ph .bar i{display:block;width:6px;height:4px;background:#bbb;border-radius:2px}
.phone .ph .bar i.p{width:9px;height:26px;border-radius:3px}
.phone .ph .bar i.sleeve{flex:1;height:4px}
.phone .ph .chart{display:flex;align-items:flex-end;gap:4px;height:48px;margin-top:4px}
.phone .ph .chart i{flex:1;display:block;background:var(--thrustr);border-radius:3px 3px 0 0;opacity:.85}
.phone .ph .cal{display:grid;grid-template-columns:repeat(7,1fr);gap:3px}
.phone .ph .cal i{display:block;aspect-ratio:1;border-radius:4px;background:rgba(255,255,255,.08)}
.phone .ph .cal i.on{background:var(--thrustr)}
.phone .ph .grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:4px}
.phone .ph .grid b{display:block;background:rgba(255,255,255,.08);border-radius:7px;padding:6px 4px;text-align:center;font-weight:600}
.phone .ph .grid b span{display:block;font-size:8px;font-weight:500;opacity:.6}
.phone .ph .cta{margin-top:auto;background:var(--thrustr);color:#fff;text-align:center;padding:9px;border-radius:9px;font-weight:700;font-size:11px}
.cap{font-size:13px;color:var(--muted);margin:12px 0 0;text-align:center}

/* Real screenshots */
.shot{border-radius:22px;overflow:hidden;background:#0a0a0a;box-shadow:0 20px 50px rgba(0,0,0,.25)}
.shot img{display:block;width:100%;height:auto}
.gal-shot{width:300px}
.phonecrop{position:relative;border-radius:38px 38px 0 0;overflow:hidden;background:#0a0a0a;box-shadow:0 30px 60px rgba(0,0,0,.45)}
.phonecrop img{display:block;width:100%;height:auto}
.phonecrop::after{content:"";position:absolute;left:0;right:0;bottom:0;height:22%;background:linear-gradient(to bottom,transparent,var(--fade,#262626))}
.tart .icon{position:relative;width:clamp(56px,7vw,96px);height:auto;border-radius:22%;box-shadow:0 10px 30px rgba(0,0,0,.35)}
.tart .lock{position:relative;display:flex;align-items:center;gap:clamp(16px,2vw,28px)}
.tart .phones{position:absolute;right:5%;bottom:-14%;display:flex;gap:18px;transform:rotate(-6deg)}
.tart .phones .phonecrop{width:clamp(150px,16vw,230px);--fade:transparent}
.tart .phones .phonecrop::after{display:none}

/* Thrustr wordmark art for cards and hero */
.tart{position:absolute;inset:0;display:grid;place-items:center;background:radial-gradient(120% 90% at 30% 10%,#E13A49 0%,var(--thrustr) 45%,#7A0F1A 100%);color:#fff}
.tart::before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(135deg,rgba(255,255,255,.05) 0 2px,transparent 2px 28px);mask:linear-gradient(to top,rgba(0,0,0,.6),transparent)}
.tart .wm{position:relative;font-weight:800;font-size:clamp(44px,8vw,120px);letter-spacing:-.05em;line-height:1;display:flex;align-items:center;gap:.22em}
.tart .wm i{display:block;width:.72em;height:.72em;border-radius:.18em;background:#111;position:relative}
.tart .wm i::after{content:"";position:absolute;left:.16em;right:.16em;top:50%;height:.1em;margin-top:-.05em;background:#fff;border-radius:.05em;box-shadow:-.12em 0 0 .03em var(--thrustr),.12em 0 0 .03em var(--thrustr)}
.tart .sub{position:relative;margin-top:.3em;font-size:clamp(12px,1.3vw,16px);font-weight:500;letter-spacing:.12em;text-transform:uppercase;opacity:.8}

/* Contact + footer */
.contact{position:relative;z-index:2;background:var(--paper);padding-block:clamp(96px,13vw,170px) 48px}
.contact.dark{background:var(--band);color:var(--band-ink)}
.contact h2{font-weight:800;font-size:clamp(40px,7.2vw,104px);letter-spacing:-.045em;line-height:.98;margin:0;max-width:12ch;text-wrap:balance}
.mailrow{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-top:40px}
.mail{font-size:clamp(16px,1.6vw,20px);font-weight:500;border:1px solid var(--rule);padding:12px 18px;border-radius:12px;user-select:all}
.copy{font:600 15px var(--f-body);background:var(--ink);color:var(--paper);border:0;border-radius:12px;padding:14px 20px;cursor:pointer;transition:opacity .3s}
.copy:hover{opacity:.85}
.foot{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;margin-top:clamp(72px,10vw,140px);padding-top:28px;border-top:1px solid var(--rule);font-size:14px;color:var(--muted)}
.foot b{display:block;color:var(--ink);font-weight:600;margin-bottom:6px}
.foot a{text-decoration:none}
.foot a:hover{color:var(--ink)}
.foot .r{text-align:right}

/* Reveal helpers */
.reveal{transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.pre{opacity:0;transform:translateY(28px)}
.blur{transition:opacity 1s var(--ease),filter 1s var(--ease),transform 1s var(--ease)}
.blur.pre{opacity:0;filter:blur(12px);transform:translateY(16px)}

@media (max-width:899px){
  .nav a:not(.talk){display:none}
  .pill a:not(.go){display:none}
  .pill{gap:12px;padding:8px 10px 8px 14px}
  .wgrid{grid-template-columns:1fr}
  .card,.card.half{aspect-ratio:4/3}
  .card .tags{left:16px;bottom:16px}
  .typo{grid-template-columns:1fr}
  .foot{grid-template-columns:1fr}
  .foot .r{text-align:left}
  .phone{width:170px}
  .gal-shot{width:230px}
  .tart .phones{display:none}
  .tart .lock{flex-direction:column;text-align:center}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .btn::before,.plmark,.plmark .fill{animation:none}
  .reveal,.blur{transition:none}
  .reveal.pre,.blur.pre{opacity:1;transform:none;filter:none}
  .preloader{display:none}
}