/* A quiet threshold before the cinematic journey. */
.intro-entry{
  position:absolute;inset:0;z-index:6;display:grid;place-items:center;
  padding:68px 24px 80px;overflow:auto;text-align:center;
  background:radial-gradient(ellipse at 50% 34%,rgba(13,91,94,.18),transparent 48%),
    radial-gradient(ellipse at 68% 62%,rgba(15,55,84,.1),transparent 46%),#04090f;
}
.intro-entry[hidden]{display:none}
.intro-entry::before{
  content:'';position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(90deg,transparent 12%,rgba(102,168,178,.035) 12%,transparent calc(12% + 1px),transparent calc(88% - 1px),rgba(102,168,178,.035) 88%,transparent 88%);
  mask-image:linear-gradient(transparent,#000 35%,#000 65%,transparent);
}
.entry-content{position:relative;width:min(100%,640px);margin:auto;animation:entry-arrive 1.4s cubic-bezier(.2,.8,.2,1) both}
.entry-art{position:relative;width:min(420px,100%);height:264px;margin:0 auto 4px}
.entry-art::before{content:'';position:absolute;inset:22% 25%;border-radius:50%;background:#0b9a9a;opacity:.1;filter:blur(50px);animation:entry-glow 8s ease-in-out infinite}
.entry-emblem{position:absolute;inset:0;width:100%;height:100%;overflow:visible;filter:drop-shadow(0 20px 24px rgba(0,0,0,.3))}
.entry-mark{filter:drop-shadow(0 0 20px rgba(50,181,177,.08))}
.entry-signal-points{animation:entry-breathe 7s ease-in-out infinite alternate}
.entry-eyebrow{font:400 .65rem/1.4 'JetBrains Mono',monospace;letter-spacing:.27em;text-transform:uppercase;color:#73bcb9;margin:8px 0 18px}
#introentrytitle{font-size:clamp(2.3rem,4.7vw,3.7rem);font-weight:500;line-height:1.09;letter-spacing:-.045em;color:#e5f0f1}
#introentrytitle span{display:block;color:#83d5ce}
.entry-description{font-size:.85rem;line-height:1.7;color:#91a4b0;margin:20px auto 29px;max-width:34ch}
#introenter{
  position:relative;display:inline-flex;align-items:center;justify-content:center;gap:24px;
  min-height:54px;padding:0 25px;border:1px solid rgba(131,230,216,.38);border-radius:8px;
  color:#e4fcf5;background:linear-gradient(110deg,rgba(36,112,111,.58),rgba(17,69,77,.7));
  box-shadow:inset 0 1px rgba(219,255,245,.07),0 8px 32px rgba(0,0,0,.2);
  font:500 .86rem 'Inter',sans-serif;letter-spacing:.015em;cursor:pointer;
  transition:background .25s,border-color .25s,box-shadow .25s,transform .25s;
}
#introenter::before{content:'';position:absolute;top:-1px;left:18%;right:18%;height:1px;background:linear-gradient(90deg,transparent,rgba(192,255,237,.66),transparent)}
#introenter svg,.entry-sound-note svg{fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}
#introenter svg{transition:transform .25s}
#introenter:hover{border-color:rgba(153,241,222,.68);background:linear-gradient(110deg,rgba(42,134,128,.7),rgba(21,85,89,.8));box-shadow:0 0 28px rgba(29,157,143,.12);transform:translateY(-2px)}
#introenter:hover svg{transform:translateX(3px)}
#introenter:focus-visible{outline:2px solid #a5ecdd;outline-offset:6px}
#introenter[aria-busy="true"]{cursor:progress;transform:none}
#introenter:disabled{cursor:progress;opacity:.75}
.entry-sound-note{display:flex;align-items:center;justify-content:center;gap:7px;min-height:20px;margin-top:14px;font-size:.64rem;letter-spacing:.025em;color:#79989f}
.entry-sound-note span span{padding:0 4px;color:#456c74}
.entry-bottomline{position:absolute;bottom:max(37px,env(safe-area-inset-bottom));left:28px;color:#57727b;font:400 .63rem/1.5 'JetBrains Mono',monospace;letter-spacing:.035em}
#intro.awaiting-entry .intro-brand{z-index:8;opacity:.9}
#intro.awaiting-entry #introskip{z-index:8;color:#82979f;border-color:rgba(147,198,205,.14);background:rgba(4,9,15,.55)}
#intro.awaiting-entry #introskip:hover{color:#d7eee9;border-color:rgba(147,198,205,.4)}
#intro.awaiting-entry #introsound,#intro.awaiting-entry .intro-progress,#intro.awaiting-entry .intro-words{display:none}
#intro.awaiting-entry #intropath,#intro.awaiting-entry #introcv,#intro.awaiting-entry #introvideo{opacity:0}
#intro.awaiting-entry .intro-progress::after,#intro.awaiting-entry .intro-line .txt,#intro.awaiting-entry .intro-sub{animation:none}
#intro.entry-opening #introentry{opacity:0;pointer-events:none;transition:opacity .38s ease}
#intro.entry-opening.path-playing #intropath{opacity:1;transition:opacity .38s ease}
@keyframes entry-arrive{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}
@keyframes entry-breathe{0%,100%{opacity:.45}50%{opacity:1}}
@keyframes entry-glow{0%,100%{opacity:.07}50%{opacity:.14}}
@media(max-width:600px){
  .intro-entry{padding:76px 24px 96px}
  .entry-art{width:min(360px,100%);height:230px;margin-bottom:2px}
  #introentrytitle{font-size:clamp(2.3rem,8.7vw,3rem)}
  .entry-description{font-size:.8rem;max-width:30ch;margin-top:18px;margin-bottom:26px}
  .entry-eyebrow{font-size:.59rem;margin-bottom:16px}
  .entry-bottomline{display:none}
}
@media(max-height:700px){
  .intro-entry{padding-top:60px;padding-bottom:75px}
  .entry-art{height:165px;width:280px}
  .entry-eyebrow{margin-top:0;margin-bottom:12px}
  #introentrytitle{font-size:2.3rem}
  .entry-description{margin-top:14px;margin-bottom:20px}
  #introenter{min-height:48px}
}
@media(prefers-reduced-motion:reduce){.entry-content,.entry-art::before,.entry-signal-points{animation:none}}