/* css/swarm.css — everything for the Agent Swarm build intro.
   Colours come from tokens.css (--blue, --blue-pill, --blue-fill, --guide, --hud-bg, --a1..--a8). */

/* ---------- 1. THE LAYER GATE (the heart of the effect) ---------- */
html.is-building [data-layer]:not(.is-built){visibility:hidden}
/* a built child must show even when its (card/shape) parent is still hidden */
html.is-building [data-layer].is-built{visibility:visible}
html.is-building{--sw-speed:1}
html.is-building body{overflow-x:hidden}

/* ---------- 2. OVERLAY ROOT ---------- */
#swarm-root{position:fixed;inset:0;pointer-events:none;z-index:var(--z-swarm,9999);overflow:hidden;display:none}
#swarm-root.on{display:block}
#sw-layer,#sw-agents{position:absolute;inset:0}
#sw-watermark{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);font:400 min(18vh,16vw)/1 var(--f-display,Anton,Impact,sans-serif);letter-spacing:0.04em;white-space:nowrap;color:#fff;opacity:.12;transition:opacity .9s ease;user-select:none}
#sw-watermark.off{opacity:0}

/* rulers */
#sw-ruler-top,#sw-ruler-left{position:absolute;background-color:rgba(28,36,51,.88);opacity:0;transition:opacity .25s ease;overflow:hidden;color:var(--muted,#9a9aa6);font:500 8px/1 Inter,system-ui,sans-serif}
#sw-ruler-top{left:0;right:0;top:0;height:20px;
  background-image:linear-gradient(90deg,rgba(255,255,255,.38) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.7) 1px,transparent 1px);
  background-size:10px 5px,100px 11px;background-position:0 100%,0 100%;background-repeat:repeat-x,repeat-x}
#sw-ruler-left{left:0;top:0;bottom:0;width:20px;
  background-image:linear-gradient(0deg,rgba(255,255,255,.38) 1px,transparent 1px),linear-gradient(0deg,rgba(255,255,255,.7) 1px,transparent 1px);
  background-size:5px 10px,11px 100px;background-position:100% 0,100% 0;background-repeat:repeat-y,repeat-y}
#sw-ruler-top.on,#sw-ruler-left.on{opacity:1}
#sw-ruler-top span{position:absolute;top:2px;transform:translateX(3px)}
#sw-ruler-left span{position:absolute;left:1px;writing-mode:vertical-rl;transform:rotate(180deg) translateY(-3px)}

/* initial page-scan flash */
#sw-scan-top,#sw-scan-left{position:absolute;background:linear-gradient(90deg,rgba(47,140,255,0),var(--blue,#2f8cff) 20%,var(--blue,#2f8cff) 80%,rgba(47,140,255,0));opacity:0}
#sw-scan-top{left:0;right:0;top:0;height:24px;box-shadow:0 0 40px 8px rgba(47,140,255,.55)}
#sw-scan-left{left:0;top:0;bottom:0;width:12px;background:linear-gradient(180deg,rgba(47,140,255,0),var(--blue,#2f8cff) 20%,var(--blue,#2f8cff) 80%,rgba(47,140,255,0));box-shadow:0 0 30px 6px rgba(47,140,255,.5)}
#sw-scan-top.flash{animation:swScan calc(.9s / var(--sw-speed,1)) ease-out both}
#sw-scan-left.flash{animation:swScan calc(.9s / var(--sw-speed,1)) .12s ease-out both}
@keyframes swScan{0%{opacity:0}18%{opacity:1}100%{opacity:0}}

/* red snap guide */
#sw-guide{position:absolute;top:0;bottom:0;width:0;border-left:1.5px solid var(--guide,#ff4d2d);opacity:0;transition:opacity .2s ease}
#sw-guide.on{opacity:.9}
#sw-guide.slow{transition-duration:.4s}

/* ---------- 3. AGENT CURSORS ---------- */
.sw-cursor {
  position: absolute;
  left: 0;
  top: 0;
  width: 28px;
  height: 28px;
  will-change: transform;
  filter: drop-shadow(0 0 1.5px var(--c, #00f0ff))
          drop-shadow(0 0 4.5px var(--c, #00f0ff));
  margin: -3px 0 0 -4px;
  pointer-events: none;
}
.sw-cursor svg {
  position: absolute;
  inset: 0;
  width: 28px;
  height: 28px;
  overflow: visible;
  display: none;
}
.sw-cursor[data-mode="arrow"] .g-arrow { display: block; }
.sw-cursor[data-mode="cross"] .g-cross { display: block; }
.sw-cursor[data-mode="ibeam"] .g-ibeam { display: block; }
.sw-cursor[data-mode="grab"] .g-arrow { display: block; }
.sw-cursor.is-click .g-arrow {
  transform: scale(0.85);
  transform-origin: 4px 3px;
  filter: brightness(1.25) drop-shadow(0 0 6px var(--c, #00f0ff));
}

/* click ripple (double-click = two of them) */
.sw-ripple{position:absolute;width:10px;height:10px;margin:-5px 0 0 -5px;border:1.5px solid var(--blue,#2f8cff);border-radius:50%;animation:swRipple calc(.45s / var(--sw-speed,1)) ease-out both}
@keyframes swRipple{from{transform:scale(.4);opacity:1}to{transform:scale(3.2);opacity:0}}

/* ---------- 4. GHOST BOXES (selection boxes) ---------- */
.sw-box{position:absolute;left:0;top:0;box-sizing:border-box;border:1px solid var(--blue,#2f8cff);transform-origin:0 0;will-change:transform,width,height;transition:opacity .22s ease}
.sw-box i{position:absolute;width:6px;height:6px;background:#fff;border:1px solid var(--blue,#2f8cff);box-sizing:border-box}
.sw-box i.tl{left:-4px;top:-4px}.sw-box i.tr{right:-4px;top:-4px}.sw-box i.bl{left:-4px;bottom:-4px}.sw-box i.br{right:-4px;bottom:-4px}
.sw-box b{position:absolute;left:50%;top:100%;transform:translate(-50%,6px);background:var(--blue-pill,#0d99ff);color:#fff;font:700 10px/1 Inter,system-ui,sans-serif;padding:3px 6px;border-radius:3px;white-space:nowrap}
.sw-box.is-out{opacity:0}
/* kinds */
.sw-box--card,.sw-box--logo{border-color:var(--guide,#ff4d2d)}
.sw-box--card i,.sw-box--logo i{border-color:var(--guide,#ff4d2d)}
.sw-box--card b,.sw-box--logo b{background:var(--guide,#ff4d2d)}
.sw-box--icon b,.sw-box--logo b{display:none}
.sw-box.is-placeholder{background:var(--blue-fill,rgba(70,95,130,.85))}
.sw-box.is-placeholder::after{content:"";position:absolute;left:50%;top:50%;width:26px;height:22px;margin:-11px 0 0 -13px;opacity:.7;
  background:no-repeat center/contain url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 26 22' fill='none' stroke='white' stroke-width='1.6'><rect x='1' y='1' width='24' height='20' rx='2'/><circle cx='8' cy='7.5' r='2.4'/><path d='M1.5 18 8 12l5 4.5 4-4 7.5 6'/></svg>")}
.sw-box.is-filled{background:rgba(240,69,58,.9)}
.sw-box.is-fillblue{background:rgba(47,140,255,.22)}
.sw-box .prog{position:absolute;left:0;bottom:0;height:3px;width:0;background:var(--blue-pill,#0d99ff)}
/* static wireframe previews of not-yet-built layers */
.sw-pre{position:absolute;left:0;top:0;box-sizing:border-box;border:1px solid rgba(47,140,255,.55);opacity:0;transition:opacity .3s ease;will-change:transform}
.sw-pre.in{opacity:1}
.sw-pre.fill{background:rgba(70,95,130,.55)}
.sw-pre b{position:absolute;left:50%;top:100%;transform:translate(-50%,4px);background:var(--blue-pill,#0d99ff);color:#fff;font:700 9px/1 Inter,system-ui,sans-serif;padding:2px 5px;border-radius:3px;white-space:nowrap}
.sw-pre.card{border-color:rgba(255,77,45,.6)}
.sw-pre.card b{background:var(--guide,#ff4d2d)}

/* colour swatches popover (button build) */
.sw-swatches{position:absolute;display:flex;gap:5px;padding:5px 6px;background:rgba(20,22,28,.96);border:1px solid rgba(255,255,255,.12);border-radius:8px;box-shadow:0 6px 20px rgba(0,0,0,.5);transition:opacity .2s ease}
.sw-swatches i{width:14px;height:14px;border-radius:50%;border:1.5px solid transparent}
.sw-swatches i.pick{border-color:#fff;transform:scale(1.2)}
.sw-swatches.is-out{opacity:0}

/* overlay placeholder text typed inside an input box */
.sw-ph{position:absolute;white-space:nowrap;color:rgba(255,255,255,.7);font:400 13px/1 Inter,system-ui,sans-serif}

/* ---------- 5. TEXT TYPING INSIDE THE REAL ELEMENT ---------- */
.sw-rest{visibility:hidden}
.sw-sel{background:rgba(47,140,255,.55);color:#fff;-webkit-text-fill-color:#fff}
.sw-caret{display:inline;border-left:1.5px solid #fff;margin-right:-1.5px;animation:swBlink 1s steps(1) infinite}
@keyframes swBlink{50%{border-left-color:transparent}}

/* ---------- 6. REVEAL ANIMATIONS (fill-mode: backwards, so nothing sticks afterwards) ---------- */
.sw-in-fade{animation:swFade calc(.35s / var(--sw-speed,1)) ease-out backwards}
.sw-in-blur{animation:swBlur calc(.6s / var(--sw-speed,1)) ease-out backwards}
.sw-in-pop{animation:swPop calc(.3s / var(--sw-speed,1)) cubic-bezier(.2,1.4,.4,1) backwards}
.sw-in-wipe{animation:swWipe calc(.5s / var(--sw-speed,1)) cubic-bezier(.65,0,.35,1) backwards}
.sw-in-wipey{animation:swWipeY calc(.5s / var(--sw-speed,1)) cubic-bezier(.65,0,.35,1) backwards}
.sw-in-rise{animation:swRise calc(.5s / var(--sw-speed,1)) cubic-bezier(.22,1,.36,1) backwards}
@keyframes swFade{from{opacity:0}to{opacity:1}}
@keyframes swBlur{from{filter:blur(18px);opacity:0}to{filter:blur(0);opacity:1}}
@keyframes swPop{from{transform:scale(.55);opacity:0}to{transform:scale(1);opacity:1}}
@keyframes swWipe{from{clip-path:inset(0 100% 0 0)}to{clip-path:inset(0 0 0 0)}}
@keyframes swWipeY{from{clip-path:inset(0 0 100% 0)}to{clip-path:inset(0 0 0 0)}}
@keyframes swRise{from{transform:translateY(10px);opacity:0}to{transform:none;opacity:1}}

/* ---------- 7. SECTION-COMMIT SWEEP ---------- */
.sw-sweep{position:absolute;left:0;height:2px;width:0;background:linear-gradient(90deg,transparent,var(--blue,#2f8cff));transition:opacity .35s ease}
.sw-sweep::after{content:"";position:absolute;right:-4px;top:-3px;width:8px;height:8px;border-radius:50%;background:#fff;box-shadow:0 0 12px 4px var(--blue,#2f8cff)}
.sw-sweep.is-out{opacity:0}

/* ---------- 8. HUD (3 states) ---------- */
#sw-hud{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);z-index:calc(var(--z-swarm,9999) + 1);height:40px;display:none;align-items:center;gap:12px;
  padding:0 8px 0 16px;border-radius:999px;background:var(--hud-bg,rgba(16,18,22,.92));-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border:1px solid rgba(255,255,255,.08);box-shadow:0 8px 30px rgba(0,0,0,.5);color:#cfd3da;font:500 11px/1 Inter,system-ui,sans-serif;white-space:nowrap;pointer-events:auto;max-width:calc(100vw - 16px)}
#sw-hud.on{display:flex}
#sw-hud .stack{display:flex}
#sw-hud .stack i{width:18px;height:18px;border-radius:50%;border:2px solid #101216;margin-left:-6px;box-sizing:content-box;width:14px;height:14px}
#sw-hud .stack i:first-child{margin-left:0}
#sw-hud .div{width:1px;height:16px;background:rgba(255,255,255,.14)}
#sw-hud .track{width:72px;height:3px;border-radius:3px;background:rgba(255,255,255,.14);overflow:hidden}
#sw-hud .track i{display:block;height:100%;width:0;background:var(--blue,#2f8cff)}
#sw-hud .track.wide{width:140px}
#sw-hud .track.indet{width:90px;position:relative}
#sw-hud .track.indet i{position:absolute;width:35%;animation:swIndet 1.1s ease-in-out infinite}
@keyframes swIndet{from{left:-35%}to{left:100%}}
#sw-hud button{all:unset;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;height:24px;min-width:24px;padding:0 9px;border-radius:6px;color:#cfd3da;font:600 11px/1 Inter,system-ui,sans-serif;box-sizing:border-box}
#sw-hud button:hover{background:rgba(255,255,255,.08)}
#sw-hud button:focus-visible{outline:2px solid var(--accent,#ff4d5a);outline-offset:2px}
#sw-hud button.pill{background:#2563eb;color:#fff}
#sw-hud button.pill:hover{background:#3b73f0}
#sw-hud button.ghost{border:1px solid rgba(255,255,255,.18)}
#sw-hud button.on{color:#fff}
#sw-hud .txt b{font-weight:700;color:#fff}
@media (max-width:640px){#sw-hud{height:auto;min-height:40px;flex-wrap:wrap;border-radius:20px;padding:8px 10px;gap:8px;row-gap:6px;justify-content:center;width:calc(100vw - 16px)}#sw-ruler-top,#sw-ruler-left{display:none}}

/* never show the swarm to people who asked for less motion */
html[data-motion="off"] #swarm-root,html[data-motion="off"] #sw-hud{display:none!important}