/* =========================================================================
   DAP Studio — Opening gate (sci-fi blast door). Three.js scene + HUD.
   A pure-CSS door is shown underneath until WebGL renders its first frame
   (and stays as the fallback when WebGL / Three.js is unavailable).
   ========================================================================= */
html.gate-active,html.gate-active body{overflow:hidden!important;height:100%}
html.gate-skip .gate{display:none!important}
.gate{--ga:var(--a,#3b5bfd);--gb:var(--b,#2e9de0);position:fixed;inset:0;z-index:1000;overflow:hidden;background:#02040a;color:#eaf0ff;
  font-family:'JetBrains Mono',ui-monospace,Consolas,monospace;transition:opacity .9s cubic-bezier(.2,.75,.2,1),visibility .9s;touch-action:none}
.gate.is-done{opacity:0;visibility:hidden;pointer-events:none}
.gate-canvas{position:absolute;inset:0;width:100%;height:100%;display:block;z-index:2;opacity:0;transition:opacity 1.2s ease}
.gate.webgl .gate-canvas{opacity:1}
.gate.webgl .gh-ring{display:none}
.gate.webgl .gate-css{opacity:0;visibility:hidden;transition:opacity 1.2s ease,visibility 1.2s}

/* hold the hero entrance + nav until the gate opens, then let them animate in */
html.gate-active .hero .reveal{opacity:0!important;transform:translateY(34px)!important}
html.gate-active .nav{opacity:0;transform:translate(-50%,-40px)}
html.gate-opened .nav{transition:opacity .8s .3s,transform .8s .3s cubic-bezier(.2,.75,.2,1)}
html.gate-active #dap-scene{opacity:0!important}

/* ---------------------------------------------------------------- CSS fallback door */
.gate-css{position:absolute;inset:0;z-index:1;perspective:1200px;background:
  radial-gradient(60% 50% at 50% 50%,color-mix(in srgb,var(--ga) 18%,transparent),transparent 70%),
  repeating-linear-gradient(90deg,rgba(255,255,255,.025) 0 1px,transparent 1px 80px),
  repeating-linear-gradient(0deg,rgba(255,255,255,.025) 0 1px,transparent 1px 80px),#03060f}
.gcss-frame{position:absolute;left:50%;top:50%;width:min(92vw,980px);height:min(78vh,700px);transform:translate(-50%,-50%);
  clip-path:polygon(9% 0,91% 0,100% 13%,100% 87%,91% 100%,9% 100%,0 87%,0 13%);background:linear-gradient(180deg,#232c46,#0d1222 60%,#1a2238);
  box-shadow:inset 0 0 0 3px #2b365a}
.gcss-door{position:absolute;top:calc(50% - min(39vh,350px) + 26px);height:calc(min(78vh,700px) - 52px);width:calc(min(92vw,980px)/2 - 26px + 30px);
  background:
    linear-gradient(90deg,transparent 0 calc(100% - 2px),rgba(255,255,255,.08) 0),
    repeating-linear-gradient(0deg,transparent 0 23%,rgba(0,0,0,.35) 23% 23.6%,transparent 23.6% 25%),
    linear-gradient(160deg,#2c3757,#151c31 45%,#0b1020);
  transition:transform 1.7s cubic-bezier(.7,0,.25,1)}
.gcss-door.l{right:50%;margin-right:-30px;clip-path:polygon(0 0,100% 0,100% 14%,calc(100% - 60px) 26%,calc(100% - 60px) 44%,100% 56%,100% 74%,calc(100% - 60px) 86%,calc(100% - 60px) 100%,0 100%)}
.gcss-door.r{left:50%;margin-left:-30px;clip-path:polygon(0 0,100% 0,100% 100%,60px 100%,60px 86%,0 74%,0 56%,60px 44%,60px 26%,0 14%)}
.gcss-strip{position:absolute;height:4px;border-radius:4px;background:var(--ga);box-shadow:0 0 14px var(--ga),0 0 40px var(--ga);opacity:.85;animation:gcssPulse 2.4s ease-in-out infinite}
.gcss-door.l .gcss-strip{left:14%;width:44%}.gcss-door.r .gcss-strip{right:14%;width:44%}
.gcss-strip.s1{top:16%}.gcss-strip.s2{bottom:16%;background:var(--gb);box-shadow:0 0 14px var(--gb),0 0 40px var(--gb);animation-delay:.6s}
.gcss-hazard{position:absolute;top:0;bottom:0;width:60px;opacity:.55;background:repeating-linear-gradient(45deg,#f5c542 0 14px,#0b0f1c 14px 28px)}
.gcss-door.l .gcss-hazard{right:60px}.gcss-door.r .gcss-hazard{left:60px}
.gcss-hub{position:absolute;left:50%;top:50%;width:min(26vw,190px);aspect-ratio:1;transform:translate(-50%,-50%);border-radius:50%;
  background:radial-gradient(circle,#0b1020 45%,#2b365a 46% 52%,#0b1020 53% 60%,#3a4670 61% 64%,transparent 65%);transition:transform 1s cubic-bezier(.7,0,.25,1),opacity .8s}
.gcss-hub i{position:absolute;inset:8%;border-radius:50%;border:3px dashed color-mix(in srgb,var(--ga) 80%,#fff);animation:spin 9s linear infinite;box-shadow:0 0 22px color-mix(in srgb,var(--ga) 60%,transparent)}
@keyframes gcssPulse{0%,100%{opacity:.45}50%{opacity:1}}
.gate.is-opening .gcss-door.l{transform:translateX(-105%)}
.gate.is-opening .gcss-door.r{transform:translateX(105%)}
.gate.is-opening .gcss-hub{transform:translate(-50%,-50%) scale(1.8) rotate(160deg);opacity:0}
.gate.is-opening .gate-css{background-color:#0a1530}

/* ---------------------------------------------------------------- overlay FX */
.gate-fx{position:absolute;inset:0;z-index:3;pointer-events:none}
.gfx-scan{position:absolute;inset:0;background:repeating-linear-gradient(0deg,rgba(255,255,255,.035) 0 1px,transparent 1px 3px);mix-blend-mode:overlay}
.gfx-vig{position:absolute;inset:0;background:radial-gradient(120% 90% at 50% 50%,transparent 55%,rgba(0,0,0,.75) 100%)}
.gfx-noise{position:absolute;inset:-50%;opacity:.05;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");animation:gNoise .6s steps(4) infinite}
@keyframes gNoise{0%{transform:translate(0,0)}25%{transform:translate(-4%,3%)}50%{transform:translate(3%,-5%)}75%{transform:translate(-2%,4%)}100%{transform:translate(0,0)}}

/* ---------------------------------------------------------------- HUD */
.gate-hud{position:absolute;inset:0;z-index:4;display:flex;flex-direction:column;justify-content:space-between;padding:clamp(18px,3.4vw,40px);pointer-events:none;transition:opacity .6s,transform .9s cubic-bezier(.2,.75,.2,1)}
.gate-hud button{pointer-events:auto}
.gate.is-opening .gate-hud{opacity:0;transform:scale(1.06)}
.gh-corner{position:absolute;width:34px;height:34px;border:2px solid color-mix(in srgb,var(--gb) 75%,transparent);opacity:.7}
.gh-corner.tl{top:14px;left:14px;border-right:0;border-bottom:0}.gh-corner.tr{top:14px;right:14px;border-left:0;border-bottom:0}
.gh-corner.bl{bottom:14px;left:14px;border-right:0;border-top:0}.gh-corner.br{bottom:14px;right:14px;border-left:0;border-top:0}

.gh-top{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;opacity:0;transform:translateY(-12px);animation:ghIn .8s .3s forwards}
.gh-brand{display:flex;align-items:center;gap:12px}
.gh-logo{width:46px;height:46px;border-radius:13px;overflow:hidden;display:grid;place-items:center;background:rgba(7,11,23,.8);border:2px solid rgba(234,240,255,.85);box-shadow:3px 3px 0 var(--ga)}
.gh-logo img{width:100%;height:100%;object-fit:contain;padding:5px}
.gh-brand b{display:block;font:900 15px/1 'Archivo','Arial Black',sans-serif;letter-spacing:.06em}
.gh-brand small{display:block;margin-top:6px;font-size:10px;font-weight:700;letter-spacing:.28em;color:var(--gb)}
.gh-meta{display:flex;flex-direction:column;align-items:flex-end;gap:6px;font-size:10.5px;font-weight:700;letter-spacing:.16em;color:#8f9bc0}
.gh-meta span{display:inline-flex;align-items:center;gap:8px}
.gh-meta em{font-style:normal;color:#f5c542}
.gh-dot{width:8px;height:8px;border-radius:50%;background:#f5c542;box-shadow:0 0 10px #f5c542;animation:ghBlink 1s steps(2) infinite}
.gate[data-state="ready"] .gh-meta em,.gate[data-state="opening"] .gh-meta em{color:#22e39a}
.gate[data-state="ready"] .gh-dot{background:#22e39a;box-shadow:0 0 10px #22e39a;animation:none}

.gh-center{position:absolute;left:50%;top:50%;width:clamp(150px,22vmin,210px);aspect-ratio:1;transform:translate(-50%,-50%);display:grid;place-items:center}
.gh-ring{position:absolute;inset:-14%;opacity:0;animation:ghFade .8s .5s forwards}
.gh-ring svg{width:100%;height:100%;transform:rotate(-90deg)}
.gh-ring circle{fill:none;stroke-width:1.5}
.gr-bg{stroke:rgba(143,155,192,.18);stroke-dasharray:2 4}
.gr-fg{stroke:var(--gb);stroke-linecap:round;stroke-dasharray:339.3;stroke-dashoffset:339.3;filter:drop-shadow(0 0 6px var(--gb));transition:stroke-dashoffset .25s linear}
.gh-pct{position:relative;display:flex;align-items:flex-start;gap:2px;font:900 clamp(2.2rem,6vmin,3.2rem)/1 'Archivo','Arial Black',sans-serif;letter-spacing:-.02em;text-shadow:0 0 24px color-mix(in srgb,var(--ga) 80%,transparent);transition:opacity .4s,transform .5s}
.gh-pct small{font-size:.4em;margin-top:.25em;color:var(--gb)}
.gate[data-state="ready"] .gh-pct,.gate[data-state="opening"] .gh-pct{opacity:0;transform:scale(.6)}

.gate-enter{position:absolute;inset:0;margin:auto;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:0;border:0;background:none;cursor:pointer;color:#fff;font:inherit;outline:none}
.gate-enter[hidden]{display:none}
.ge-core{position:relative;width:62%;aspect-ratio:1;border-radius:50%;display:grid;place-items:center;font-size:clamp(1.8rem,5vmin,2.5rem);
  background:radial-gradient(circle at 50% 35%,color-mix(in srgb,var(--ga) 85%,#fff),var(--ga) 55%,color-mix(in srgb,var(--ga) 50%,#000));
  border:3px solid rgba(255,255,255,.92);box-shadow:0 0 0 8px color-mix(in srgb,var(--ga) 25%,transparent),0 0 50px color-mix(in srgb,var(--ga) 80%,transparent),inset 0 -6px 14px rgba(0,0,0,.35);
  animation:geIn .7s cubic-bezier(.3,1.6,.5,1) both,gePulse 2s 1s ease-in-out infinite;transition:transform .2s,box-shadow .3s}
.ge-core::before,.ge-core::after{content:"";position:absolute;inset:-18%;border-radius:50%;border:2px solid color-mix(in srgb,var(--gb) 70%,transparent);animation:geWave 2s ease-out infinite}
.ge-core::after{animation-delay:1s}
.ge-label{position:absolute;top:calc(50% + var(--ringpx,110px) + 22px);left:50%;transform:translateX(-50%);white-space:nowrap;padding:12px 22px;border-radius:14px;border:2.5px solid #eaf0ff;background:var(--ga);
  font:800 13px 'JetBrains Mono',monospace;letter-spacing:.14em;text-transform:uppercase;box-shadow:5px 5px 0 #eaf0ff;animation:geLabel .6s .25s cubic-bezier(.3,1.5,.5,1) both;transition:transform .15s,box-shadow .15s}
.gate-enter:hover .ge-core,.gate-enter:focus-visible .ge-core{transform:scale(1.07);box-shadow:0 0 0 12px color-mix(in srgb,var(--ga) 30%,transparent),0 0 80px var(--ga)}
.gate-enter:hover .ge-label,.gate-enter:focus-visible .ge-label{transform:translate(calc(-50% - 2px),-2px);box-shadow:7px 7px 0 #eaf0ff}
.gate-enter:active .ge-core{transform:scale(.95)}
.gate.is-opening .gate-enter{pointer-events:none}

.gh-bottom{display:grid;gap:12px;width:min(560px,100%);opacity:0;transform:translateY(12px);animation:ghIn .8s .45s forwards}
.gh-log{min-height:66px;display:flex;flex-direction:column;justify-content:flex-end;gap:3px;font-size:11px;line-height:1.5;color:#8f9bc0}
.gh-log p{animation:ghLine .3s ease both;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.gh-log b{color:#22e39a;font-weight:800}.gh-log em{font-style:normal;color:var(--gb)}
.gh-bar{position:relative;height:6px;border-radius:6px;background:rgba(143,155,192,.15);overflow:hidden;border:1px solid rgba(143,155,192,.2)}
.gh-bar i{position:absolute;inset:0;transform-origin:left;transform:scaleX(0);background:linear-gradient(90deg,var(--ga),var(--gb));box-shadow:0 0 14px var(--gb)}
.gh-bar::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.5),transparent);width:30%;animation:ghSweep 1.4s linear infinite}
.gh-tools{display:flex;justify-content:space-between;align-items:center;gap:12px}
.gh-hint{font-size:10.5px;font-weight:700;letter-spacing:.16em;color:#8f9bc0}
.gate[data-state="ready"] .gh-hint{color:#22e39a}
.gh-btns{display:flex;gap:8px}
.gh-tool{height:34px;min-width:34px;padding:0 10px;border-radius:10px;border:1.5px solid rgba(143,155,192,.35);background:rgba(7,11,23,.7);color:#cfd7f1;font:700 10.5px 'JetBrains Mono',monospace;letter-spacing:.1em;cursor:pointer;display:inline-flex;align-items:center;gap:7px;transition:border-color .2s,color .2s,background .2s}
.gh-tool:hover{border-color:var(--gb);color:#fff;background:rgba(20,30,60,.8)}
.gh-tool[aria-pressed="false"] i::before{content:"\f6a9"}

.gate-flash{position:absolute;inset:0;z-index:6;pointer-events:none;opacity:0;background:radial-gradient(circle at 50% 50%,#fff 0%,color-mix(in srgb,var(--gb) 60%,#fff) 35%,color-mix(in srgb,var(--ga) 80%,#02040a) 100%)}
.gate.is-flash .gate-flash{animation:gFlash 1.1s ease forwards}

@keyframes ghIn{to{opacity:1;transform:none}}
@keyframes ghFade{to{opacity:1}}
@keyframes ghLine{from{opacity:0;transform:translateX(-8px)}to{opacity:1;transform:none}}
@keyframes ghSweep{from{transform:translateX(-100%)}to{transform:translateX(400%)}}
@keyframes ghBlink{50%{opacity:.3}}
@keyframes geIn{from{transform:scale(0) rotate(-90deg);opacity:0}to{transform:none;opacity:1}}
@keyframes gePulse{0%,100%{filter:brightness(1)}50%{filter:brightness(1.18)}}
@keyframes geWave{from{transform:scale(.8);opacity:.9}to{transform:scale(1.6);opacity:0}}
@keyframes geLabel{from{opacity:0;transform:translate(-50%,14px)}to{opacity:1;transform:translateX(-50%)}}
@keyframes gFlash{0%{opacity:0}35%{opacity:1}100%{opacity:0}}

@media (max-width:640px){
  .gh-meta span:last-child{display:none}
  .gh-log{min-height:50px;font-size:10px}
  .gh-tools{flex-wrap:wrap}
  .ge-label{font-size:12px;padding:10px 16px}
  .gcss-door.l{clip-path:polygon(0 0,100% 0,100% 14%,calc(100% - 34px) 26%,calc(100% - 34px) 44%,100% 56%,100% 74%,calc(100% - 34px) 86%,calc(100% - 34px) 100%,0 100%)}
  .gcss-door.r{clip-path:polygon(0 0,100% 0,100% 100%,34px 100%,34px 86%,0 74%,0 56%,34px 44%,34px 26%,0 14%)}
}
@media (prefers-reduced-motion:reduce){
  .gfx-noise,.gh-bar::after,.ge-core::before,.ge-core::after{animation:none}
}
/* logo: transparent PNG only */
.gh-logo{background:none!important;border:0!important;box-shadow:none!important;border-radius:0!important;overflow:visible;width:52px;height:52px}
.gh-logo img{padding:0;filter:drop-shadow(0 0 12px color-mix(in srgb,var(--ga) 45%,transparent))}