/* Web engine core: the motion + preview layer every template shares.
   Templates own layout, type and colour; this file owns behaviour primitives. */
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{overflow-x:hidden;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
main{overflow-x:clip}
:root{--ease:cubic-bezier(.2,.7,.2,1);--ease-out:cubic-bezier(.16,1,.3,1)}
.skip{position:absolute;left:-999px}.skip:focus{left:16px;top:16px;z-index:300;background:#fff;color:#000;padding:10px 14px;border-radius:8px}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}

/* scroll progress */
.progress{position:fixed;inset:0 0 auto 0;height:3px;z-index:200;pointer-events:none}
.progress i{display:block;height:100%;width:100%;transform:scaleX(var(--sp,0));transform-origin:left;background:linear-gradient(90deg,var(--accent),var(--brand))}

/* reveals */
.rv{opacity:0;transform:translateY(34px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.rv.in{opacity:1;transform:none}
.rv-img{clip-path:inset(0 0 100% 0);transition:clip-path 1.3s var(--ease-out)}
.rv-img.in{clip-path:inset(0)}
.rv-img img{transform:scale(1.2) translateY(var(--py,0px));transition:transform 1.6s var(--ease-out)}
.rv-img.in img{transform:scale(1.1) translateY(var(--py,0px))}
.stg>*{opacity:0;transform:translateY(16px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.stg.in>*{opacity:1;transform:none}

/* split words (data-split): each word rises out of a mask */
.sw{display:inline-block;overflow:hidden;vertical-align:top;padding-bottom:.08em;margin-bottom:-.08em}
.sw>i{display:inline-block;font-style:inherit;transform:translateY(105%);transition:transform 1s var(--ease-out);transition-delay:calc(var(--w)*55ms)}
.in .sw>i,.sw.in>i{transform:none}

/* the wash: a soft light edge sweeps across and leaves the text behind it */
.wash{color:transparent;-webkit-background-clip:text;background-clip:text;
  background-image:linear-gradient(100deg,currentColor 0 42%,rgba(255,255,255,.95) 47%,rgba(255,255,255,0) 58%);
  background-size:320% 100%;background-position:100% 0;filter:blur(10px);animation:wash 2s cubic-bezier(.22,.7,.2,1) var(--wd,.25s) forwards}
@keyframes wash{60%{filter:blur(0)}to{background-position:0 0;filter:blur(0)}}

/* brand word: outline draws in, then each letter fills left to right with a small lift */
.bw{display:inline-flex;white-space:nowrap}
.bw>span{display:inline-block;color:transparent;-webkit-text-stroke:1.5px currentColor;opacity:0;transform:translateY(.12em);
  animation:bwOut .6s var(--ease) calc(.1s + var(--i)*30ms) forwards,bwFill .5s var(--ease) calc(.75s + var(--i)*50ms) forwards}
@keyframes bwOut{to{opacity:1;transform:none}}
@keyframes bwFill{0%{color:transparent;transform:none}45%{transform:translateY(-.05em)}100%{color:var(--bw-fill,currentColor);-webkit-text-stroke-color:transparent;transform:none}}

/* self-drawing strokes: any path with pathLength="1" inside .draw-on */
.draw-on path[pathLength]{stroke-dasharray:1;stroke-dashoffset:1;transition:stroke-dashoffset var(--dd,1.4s) var(--ease-out) var(--dl,0s)}
.draw-on.in path[pathLength]{stroke-dashoffset:0}

/* tilt cards (desktop pointers) */
@media (hover:hover) and (pointer:fine){
  .tilt{transform-style:preserve-3d;transition:transform .6s var(--ease),box-shadow .6s}
  .tilt.tilting{transition:transform .12s linear,box-shadow .6s;transform:perspective(900px) rotateX(var(--rx,0)) rotateY(var(--ry,0)) translateY(-8px)}
  .tilt::after{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;opacity:0;transition:opacity .4s;
    background:radial-gradient(420px circle at var(--mx,50%) var(--my,50%),rgba(255,255,255,.22),transparent 45%)}
  .tilt.tilting::after{opacity:1}
}
.mag{transition:transform .35s var(--ease)}

/* marquee */
.marquee{overflow:hidden;white-space:nowrap}
.marquee .track{display:inline-flex;width:max-content;animation:marq var(--mq,40s) linear infinite}
.marquee:hover .track{animation-play-state:paused}
@keyframes marq{to{transform:translateX(-50%)}}

/* the preview panel: every page link opens this instead of a dead end */
.pv{position:fixed;inset:0;z-index:400;display:grid;place-items:center;padding:16px}
.pv[hidden]{display:none}
.pv-scrim{position:absolute;inset:0;background:rgba(8,9,12,.55);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);opacity:0;transition:opacity .4s}
.pv-card{position:relative;width:min(560px,100%);background:#fff;color:#16171a;border-radius:24px;padding:44px 40px 36px;overflow:hidden;
  box-shadow:0 60px 120px -40px rgba(0,0,0,.6);transform:translateY(30px) scale(.97);opacity:0;transition:transform .55s var(--ease-out),opacity .4s;
  font-family:Inter,system-ui,sans-serif}
.pv.open .pv-scrim{opacity:1}
.pv.open .pv-card{transform:none;opacity:1}
.pv-x{position:absolute;right:16px;top:12px;font-size:28px;line-height:1;width:44px;height:44px;border-radius:50%;color:#6b6e75}
.pv-x:hover{background:#f1f1f3}
.pv-k{font-size:11.5px;letter-spacing:.18em;text-transform:uppercase;font-weight:700;color:var(--brand)}
.pv-card h2{font:700 clamp(26px,4vw,34px)/1.12 var(--display,Inter),Inter,sans-serif;letter-spacing:-.02em;margin:14px 0 14px}
.pv-card h2 em{font-style:normal;color:var(--brand);text-decoration:underline;text-decoration-color:var(--accent);text-underline-offset:5px;text-decoration-thickness:2px}
.pv-card p{color:#50535a;font-size:16px;line-height:1.6}
.pv-act{display:flex;gap:10px;flex-wrap:wrap;margin-top:26px}
.pv-btn{display:inline-flex;align-items:center;gap:10px;padding:14px 22px;border-radius:999px;background:var(--brand);color:#fff;font-weight:700;font-size:15px}
.pv-btn:hover svg{transform:translateX(4px)}.pv-btn svg{transition:transform .3s var(--ease)}
.pv-ghost{padding:14px 20px;border-radius:999px;border:1px solid #d9dadf;font-weight:600;font-size:15px}
.pv-pages{position:absolute;right:-30px;bottom:-40px;width:170px;height:170px;pointer-events:none;opacity:.9}
.pv-pages i{position:absolute;inset:0;border-radius:14px;border:1.5px dashed rgba(var(--brand-rgb),.35);background:rgba(var(--brand-rgb),.03);transform:rotate(calc(var(--r)*1deg)) translate(calc(var(--r)*2px),calc(var(--r)*-1px));transition:transform .8s var(--ease-out) .15s}
.pv-pages i:nth-child(1){--r:-12}.pv-pages i:nth-child(2){--r:-4}.pv-pages i:nth-child(3){--r:6}
.pv:not(.open) .pv-pages i{transform:none}

/* preview ribbon */
.ribbon{position:fixed;left:50%;bottom:14px;z-index:150;transform:translateX(-50%);display:flex;align-items:center;gap:6px;
  padding:7px 8px 7px 16px;border-radius:999px;background:rgba(14,15,18,.82);color:#e9e9ec;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  font:500 12.5px/1.2 Inter,system-ui,sans-serif;box-shadow:0 10px 30px -10px rgba(0,0,0,.5);max-width:calc(100vw - 24px);
  animation:ribIn .8s var(--ease-out) 3s both}
.ribbon b{color:#fff;font-weight:700}
.ribbon button{width:26px;height:26px;border-radius:50%;font-size:16px;color:#aeb0b6;flex:none}
.ribbon button:hover{background:rgba(255,255,255,.1)}
.ribbon.gone{opacity:0;pointer-events:none;transform:translate(-50%,20px);transition:.4s}
.ribbon em{font-style:normal}
@media (max-width:600px){.ribbon em{display:none}.ribbon{font-size:11.5px;bottom:10px;white-space:nowrap}.ribbon span{overflow:hidden;text-overflow:ellipsis}}
@keyframes ribIn{from{opacity:0;transform:translate(-50%,20px)}}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-delay:0s!important;transition-duration:.01ms!important;transition-delay:0s!important;scroll-behavior:auto!important}
  .rv,.stg>*{opacity:1;transform:none}
  .rv-img{clip-path:none}
  .sw>i{transform:none}
  .marquee .track{animation:none}
}