/* 알고케어 E1 체험: 한 화면(스크롤 없음). 색·글자·간격은 위키 「알고케어 디자인 가이드(통합본)」(Moon Shade·Wonder Orange 9:1, Pretendard, 8의 배수 간격, 터치 44px) */
:root{
  --black:#0A0909; --g900:#211D1D; --g800:#534C4B; --g700:#756D6B; --g600:#958D8B; --g500:#B3ACAA; --g400:#CBC5C4; --g300:#DFDBDA; --g200:#ECE9E8; --g100:#F5F3F2; --g50:#FAF9F9; --white:#FEFEFE;
  --orange:#F47B1A; --green:#338807;
  --fg:var(--g50); --muted:var(--g500); --line:#ffffff1a; --card:#211d1dd6;
  color-scheme:dark;   /* 3D 무대가 어두운 스튜디오라 다크 한 가지로 둔다 */
}
*{box-sizing:border-box}
html,body{margin:0;height:100%;background:var(--black);color:var(--fg);overflow:hidden;overscroll-behavior:none}
body{font-family:"Pretendard Variable","Pretendard",-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Noto Sans KR",system-ui,sans-serif;-webkit-font-smoothing:antialiased;word-break:keep-all}
html,body{-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;-webkit-tap-highlight-color:transparent}
*{touch-action:manipulation}
a{color:inherit}
button{font-family:inherit}

/* ---------- 헤더 ---------- */
.nav{position:fixed;inset:0 0 auto 0;z-index:20;height:calc(64px + env(safe-area-inset-top,0px));padding:env(safe-area-inset-top,0px) clamp(16px,3vw,32px) 0;
  display:flex;align-items:center;gap:16px;pointer-events:none}
.nav > *{pointer-events:auto}
.brand{display:flex;align-items:center;height:44px;flex:none}
.brand img{height:19px;width:auto;display:block}
.nav-r{margin-left:auto;display:flex;align-items:center;gap:8px;flex:none}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 20px;border-radius:22px;font-size:15px;font-weight:600;text-decoration:none;cursor:pointer;
  color:var(--fg);border:1px solid #ffffff2e;background:#ffffff0f;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);transition:background .2s,border-color .2s,transform .15s}
.btn:hover{background:#ffffff1f;border-color:#ffffff55}
.btn:active{transform:scale(.98)}
.btn:focus-visible,.lnk:focus-visible,.steps button:focus-visible,canvas:focus-visible{outline:2px solid var(--orange);outline-offset:3px}
.btn.sm{height:40px;padding:0 16px;font-size:14px}
.btn.icon{width:40px;padding:0}
.btn svg{width:16px;height:16px}
.btn.pri{background:var(--g50);color:var(--g900);border-color:var(--g50)}
.btn.pri:hover{background:var(--white)}
.btn.lg{height:56px;padding:0 28px;border-radius:28px;font-size:17px}
.btn[hidden]{display:none}
.music-btn .off,.music-btn[aria-pressed="true"] .on{display:none}
.music-btn[aria-pressed="true"] .off{display:block}
.music-btn[aria-pressed="true"]{color:var(--muted)}
/* 렌탈하기: 시작 화면부터 끝까지 늘 위 오른쪽에 둔다(주황 강조 하나) */
.rent-btn{background:var(--orange);border-color:var(--orange);color:var(--white)}
.rent-btn:hover{background:#ff8a2e;border-color:#ff8a2e}
.close-btn{display:none}
.popup .close-btn{display:inline-flex}

/* 장 표시: 지난 장은 채운 점, 지금 장은 주황 점과 글자. 시작 뒤에만 보인다 */
.steps{list-style:none;margin:0 auto;padding:0;display:flex;gap:4px;opacity:0;transition:opacity .4s;pointer-events:none}
.started .steps{opacity:1;pointer-events:auto}
.steps button{display:flex;align-items:center;gap:8px;height:40px;padding:0 12px;border:0;border-radius:20px;background:none;color:var(--g600);font-size:13px;font-weight:600;cursor:pointer}
.steps button:hover{color:var(--g300)}
.steps i{width:8px;height:8px;border-radius:50%;border:1.5px solid currentColor;flex:none}
.steps .done{color:var(--g400)}
.steps .done i{background:currentColor}
.steps .now{color:var(--fg);background:#ffffff12}
.steps .now i{background:var(--orange);border-color:var(--orange)}

/* ---------- 무대 ---------- */
.stage{position:relative;height:100vh;height:100svh;overflow:clip;background:var(--black)}
.stage canvas{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:none;outline:none}
.stage.can canvas{cursor:pointer}
.stage.dragging canvas{cursor:grabbing}
.vignette{position:absolute;inset:0;pointer-events:none;background:radial-gradient(120% 95% at 50% 50%,#0000 55%,#0a0909b0 100%)}

/* 3D 위 말풍선: JS가 기준점(left/top 0)을 화면 좌표로 옮긴다 */
.tip{position:absolute;left:0;top:0;z-index:6;pointer-events:none;opacity:0;transition:opacity .3s}
.tip.on{opacity:1}
.tip span{position:absolute;left:0;bottom:22px;transform:translateX(-50%);white-space:nowrap;padding:8px 14px;border-radius:16px;background:var(--g50);color:var(--g900);font-size:14px;font-weight:700;box-shadow:0 8px 24px #0006;animation:bob 1.6s ease-in-out infinite}
.tip i{position:absolute;left:-8px;top:-8px;width:16px;height:16px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 0 #f47b1a99;animation:ping 1.4s ease-out infinite}
@keyframes ping{0%{box-shadow:0 0 0 0 #f47b1aaa}100%{box-shadow:0 0 0 18px #f47b1a00}}
@keyframes bob{50%{transform:translate(-50%,-4px)}}

/* ---------- 설명 판 ---------- */
.panel{position:absolute;z-index:8;left:clamp(16px,3vw,32px);bottom:clamp(16px,3vw,32px);width:400px;max-height:calc(100% - 128px);overflow:auto;
  padding:24px;border-radius:24px;background:var(--card);border:1px solid var(--line);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);box-shadow:0 24px 64px #0008;
  opacity:0;visibility:hidden;transform:translateY(12px);transition:opacity .35s,transform .35s,visibility .35s;user-select:text;-webkit-user-select:text}
.started:not(.outro-on) .panel{opacity:1;visibility:visible;transform:none}
.panel.in > *{animation:p-in .45s both}
.panel.in > :nth-child(2){animation-delay:.04s}.panel.in > :nth-child(3){animation-delay:.08s}
@keyframes p-in{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.p-k{margin:0 0 8px;font-size:13px;font-weight:600;color:var(--orange);letter-spacing:.01em}
.panel h2{margin:0 0 8px;font-size:24px;line-height:32px;font-weight:700;letter-spacing:-.01em}
.p-p{margin:0;font-size:15px;line-height:24px;color:var(--g300)}
.p-more{display:none}
.p-x{margin-top:16px}
.p-x[hidden]{display:none}
.p-hint{display:flex;gap:12px;align-items:flex-start;margin:16px 0 0;padding:12px 16px;border-radius:12px;background:#f47b1a1f;color:var(--g50);font-size:15px;line-height:22px;font-weight:600}
.p-hint[hidden]{display:none}
.p-hint i{flex:none;width:10px;height:10px;margin-top:6px;border-radius:50%;background:var(--orange);animation:ping 1.4s ease-out infinite}
.p-acts{display:flex;align-items:center;gap:16px;margin-top:16px}
.p-acts .btn.pri{flex:1}
.lnk{margin-left:auto;min-height:44px;padding:0 4px;border:0;background:none;color:var(--g500);font-size:13px;cursor:pointer;text-decoration:underline;text-underline-offset:3px}
.lnk:hover{color:var(--g300)}
.note{margin:0;font-size:14px;line-height:21px;color:var(--g400)}

/* 장마다 붙는 내용 */
.mix b{display:block;margin-bottom:8px;font-size:15px}
.mix ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:8px}
.mix li{display:flex;align-items:center;gap:8px;padding:8px 12px;border-radius:12px;background:#ffffff0d;font-size:14px}
.mix li img{width:18px;height:auto;flex:none}
.mix li span{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mix li em{font-style:normal;color:var(--g400);font-variant-numeric:tabular-nums}
.mix + .note{margin-top:12px}
.water{display:flex;gap:16px;align-items:center;padding:16px;border-radius:16px;background:#ffffff0d}
.water svg{width:40px;height:40px;flex:none;fill:#9cc8f0;opacity:.9}
.water b{display:block;font-size:16px;margin-bottom:4px}
.water span{font-size:14px;line-height:21px;color:var(--g300)}
.recog{padding:16px;border-radius:16px;background:#ffffff0d}
.recog b{display:block;font-size:15px;margin-bottom:12px}
.recog dl{display:grid;grid-template-columns:auto 1fr;gap:8px 16px;margin:0;font-size:14px}
.recog dt{color:var(--g500)}
.recog dd{margin:0;font-weight:600;animation:p-in .4s both}
.recog dd:nth-of-type(2){animation-delay:.25s}.recog dd:nth-of-type(3){animation-delay:.5s}.recog dd:nth-of-type(4){animation-delay:.75s}

/* 스마트구독 시간 넘겨 보기 */
.subsim{padding:16px;border-radius:16px;background:#ffffff0d}
.ss-row{display:grid;grid-template-columns:40px auto 1fr;gap:16px;align-items:center}
.ss-bot{position:relative;width:40px;height:64px;border-radius:10px 10px 8px 8px;border:2px solid var(--g400);overflow:hidden}
.ss-bot::before{content:"";position:absolute;left:8px;right:8px;top:-2px;height:8px;border-radius:0 0 4px 4px;background:var(--g400)}
.ss-bot i{position:absolute;left:0;right:0;bottom:0;height:calc(var(--k) * 100%);background:linear-gradient(#d4dadd,#b9c3c8);transition:height .2s}
.ss-stat{display:flex;flex-direction:column;gap:2px;font-size:13px;color:var(--g400)}
.ss-stat > b{font-size:22px;color:var(--fg);font-variant-numeric:tabular-nums}
.ss-stat span b{color:var(--fg)}
.ss-road{position:relative;height:48px;border-bottom:2px dashed var(--g700)}
.ss-house{position:absolute;right:0;bottom:0;width:32px;height:28px;background:var(--g300);clip-path:polygon(50% 0,100% 40%,100% 100%,0 100%,0 40%)}
.ss-box{position:absolute;bottom:2px;left:calc(var(--p) * (100% - 64px));width:26px;height:22px;border-radius:3px;background:#c9a77c;opacity:0;transition:opacity .2s}
.ss-box::after{content:"";position:absolute;left:50%;top:0;bottom:0;width:4px;margin-left:-2px;background:#a8865c}
.ss-box.on{opacity:1}
.ss-slider{display:block;margin-top:16px;font-size:14px;color:var(--g300)}
.ss-slider b{color:var(--fg)}
.ss-slider input{display:block;width:100%;height:44px;margin:4px 0 0;accent-color:var(--orange);cursor:grab}
.ss-log{margin:8px 0 0;padding:0 0 0 18px;font-size:13px;line-height:20px;color:var(--g300)}
.ss-log li + li{margin-top:4px}
.ss-log b{color:var(--orange)}

/* ---------- 시작·끝 덮개 ---------- */
.cover{position:absolute;inset:0;z-index:12;display:flex;align-items:center;padding:96px clamp(24px,7vw,112px) 48px;
  background:linear-gradient(90deg,#0a0909f0 0%,#0a0909c4 42%,#0a090900 72%);opacity:0;visibility:hidden;transition:opacity .6s,visibility .6s}
.cover.on{opacity:1;visibility:visible}
.cover-in{max-width:520px}
.eyebrow{margin:0 0 16px;font-size:14px;font-weight:600;color:var(--orange)}
.cover h1{margin:0 0 16px;font-size:clamp(30px,4.2vw,44px);line-height:1.22;font-weight:700;letter-spacing:-.02em}
.cover h1 span{color:var(--g400)}
.cover-in > p{margin:0 0 32px;font-size:17px;line-height:28px;color:var(--g300)}
.cover .sm-note{margin:16px 0 0;font-size:13px;color:var(--g600)}
.cover-acts{display:flex;gap:12px;flex-wrap:wrap}
.recap{list-style:none;margin:0 0 32px;padding:0;display:grid;gap:8px}
.recap li{display:flex;gap:12px;font-size:16px;color:var(--g300)}
.recap b{min-width:88px;color:var(--fg)}

/* 시간 넘김 */
.skip{position:absolute;inset:0;z-index:11;display:grid;place-items:center;background:#0a0909d9;opacity:0;visibility:hidden;transition:opacity .4s,visibility .4s}
.skip.on{opacity:1;visibility:visible}
.skip div{display:flex;flex-direction:column;align-items:center;gap:8px;text-align:center}
.skip svg{width:56px;height:56px;fill:none;stroke:var(--g300);stroke-width:2.4;stroke-linecap:round;margin-bottom:8px}
.skip.on svg{animation:flip .5s ease-in-out 3}
@keyframes flip{50%{transform:rotateX(70deg)}}
.skip b{font-size:32px;font-weight:700}
.skip span{font-size:16px;color:var(--g400)}

/* 로딩: 게이지가 받은 양·준비 단계만큼 찬다(js/loading.js) */
.loader{position:absolute;inset:0;z-index:13;display:grid;place-items:center;background:var(--black);pointer-events:none;transition:opacity .7s .1s,visibility .7s .1s}
.gl-loaded .loader{opacity:0;visibility:hidden}
.ld-in{width:min(280px,72vw);text-align:center}
.ld-mark{display:block;height:19px;width:auto;margin:0 auto 24px;opacity:.9}
.ld-bar{height:4px;border-radius:2px;background:#ffffff1f;overflow:hidden}
.ld-bar i{display:block;height:100%;border-radius:2px;background:var(--orange);transform:scaleX(0);transform-origin:left;transition:transform .35s linear}
.loader p{display:flex;justify-content:space-between;gap:12px;margin:12px 0 0;font-size:13px;color:var(--muted)}
.loader p b{font-weight:600;color:var(--fg);font-variant-numeric:tabular-nums}
.loader .err{color:var(--fg)}

/* ---------- 폰·좁은 화면: 설명 판은 아래 시트, 장 표시는 점만 ---------- */
@media (max-width: 819px){
  .nav{height:calc(56px + env(safe-area-inset-top,0px));gap:8px}
  .brand img{height:16px}
  .music-btn span{display:none}
  .music-btn{width:40px;padding:0}
  .rent-btn{padding:0 14px}
  .steps{gap:0}
  .steps button{padding:0 5px;height:40px}
  .steps button span{display:none}
  .steps .now span{display:inline;font-size:12px}
  /* 아래 시트는 얇게: 제목·지금 할 일·버튼만 두고 설명은 「설명 더 보기」로 펼친다. 3D가 시트 위 남은 자리를 다 쓴다(layoutView) */
  .panel{left:8px;right:8px;bottom:calc(8px + env(safe-area-inset-bottom,0px));width:auto;max-height:44svh;padding:12px 14px 8px;border-radius:18px}
  .p-k{margin-bottom:4px;font-size:12px}
  .panel h2{margin-bottom:0;font-size:17px;line-height:24px}
  .p-p{display:none;margin-top:6px;font-size:14px;line-height:21px}
  .panel.open .p-p{display:block}
  .p-more{display:inline-flex;align-items:center;margin-left:auto}
  .p-more + .lnk{margin-left:0}
  .p-hint{gap:10px;margin-top:6px;padding:8px 12px;font-size:14px;line-height:20px}
  .p-hint i{margin-top:5px}
  .p-x{margin-top:8px}
  .p-acts{margin-top:8px;gap:12px}
  .p-acts .btn.pri{height:44px}
  .lnk{min-height:36px;font-size:12px}
  .p-acts:has(> .btn.pri[hidden]){margin-top:4px}
  .mix b{margin-bottom:6px;font-size:14px}
  .mix ul{gap:6px}
  .mix li{padding:6px 10px;font-size:13px}
  .water{gap:12px;padding:10px 12px}
  .water svg{width:28px;height:28px}
  .water b{font-size:14px;margin-bottom:2px}
  .water span{font-size:13px;line-height:19px}
  .recog{padding:10px 12px}
  .recog b{margin-bottom:8px;font-size:14px}
  .recog dl{gap:4px 12px;font-size:13px}
  .subsim{padding:10px 12px}
  .ss-slider{margin-top:8px}
  .ss-log{margin-top:4px;font-size:12px;line-height:18px}
  .note{font-size:13px;line-height:19px}
  .cover{align-items:flex-end;padding:88px 20px calc(32px + env(safe-area-inset-bottom,0px));background:linear-gradient(0deg,#0a0909f5 0%,#0a0909d9 55%,#0a090940 85%,#0a090900 100%)}
  .cover-in > p{font-size:15px;line-height:24px;margin-bottom:24px}
  .cover .btn.lg{width:100%}
  .recap li{font-size:14px}
  .recap b{min-width:76px}
  .mix ul{grid-template-columns:1fr 1fr}
}
/* 임베드: 상세페이지 안에 넣으면 높이가 낮을 수 있어 여백을 줄인다 */
.embed .cover{padding-top:80px}
@media (prefers-reduced-motion: reduce){ *{animation:none!important;transition:none!important} }
/* 좁은 폰은 렌탈하기 버튼을 짧게 줄이고, 단계 이름을 빼서 한 줄에 맞춘다 */
@media (max-width: 430px){
  .rent-pre{display:none}
  .steps .now span{display:none}
}