/* ===================================================================
   亚当的羊皮卷 · 电影感深色主题
   - Mobile-first responsive (480 / 760 / 1100 / 1440 breakpoints)
   - Cinematic palette: deep navy/charcoal + warm gold accent
   - Subtitle-style narrative, parallax, ken-burns, glowing CTA
   =================================================================== */

:root{
  /* Cinematic palette */
  --bg-deep:#06070d;
  --bg:#0a0c14;
  --bg-elev:#11141f;
  --bg-elev2:#181c2b;
  --ink:#ece4d3;
  --ink-bright:#fff8e6;
  --ink-dim:#9a9181;
  --ink-faint:#5d574c;
  --gold:#d4af37;
  --gold-soft:#f3d77a;
  --gold-deep:#8a6a1d;
  --red:#c0432d;
  --red-soft:#e88670;
  --green:#5fb37a;
  --green-soft:#9be3b1;
  --blue:#4f7cb8;
  --blue-soft:#9bbfe6;
  --purple:#8a6fb5;
  --purple-soft:#b89ad8;
  --cyan:#5fb3b3;
  --paper:#f0e6cf;

  --shadow-sm:0 4px 14px rgba(0,0,0,.4);
  --shadow:0 14px 42px rgba(0,0,0,.55);
  --shadow-lg:0 28px 70px rgba(0,0,0,.7);
  --glow-gold:0 0 28px rgba(212,175,55,.42);
  --glow-blue:0 0 28px rgba(80,124,184,.4);
}

*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  background:var(--bg-deep);
  color:var(--ink);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow:hidden;
  cursor:default;
  text-rendering:optimizeLegibility;
}
.serif{font-family:"Noto Serif SC","STSong","Songti SC","Times New Roman",Georgia,serif}

button{font-family:inherit;color:inherit}
img{display:block;max-width:100%}
::selection{background:rgba(212,175,55,.32);color:#fff}

/* =================================================================
   BACKGROUND LAYERS
   ================================================================= */
#bg-canvas{position:fixed;inset:0;pointer-events:none;z-index:0;opacity:.6}
#bg-vignette{
  position:fixed;inset:0;z-index:1;pointer-events:none;
  background:
    radial-gradient(ellipse 90% 70% at 50% 35%,transparent 0%,rgba(6,7,13,.4) 65%,rgba(6,7,13,.95) 100%);
}
#bg-cinematic{
  position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden;
  opacity:0;transition:opacity 1.4s ease;
}
#bg-cinematic.show{opacity:1}
#bg-cinematic .bg-image{
  position:absolute;inset:-6%;
  background-size:cover;background-position:center;
  filter:blur(18px) brightness(.55) saturate(.8);
  transform:scale(1.1);
  animation:kenBurns 32s ease-in-out infinite alternate;
}
#bg-cinematic .bg-overlay{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,7,13,.55) 0%,rgba(6,7,13,.85) 100%);
}
@keyframes kenBurns{
  0%{transform:scale(1.05) translate(0,0)}
  100%{transform:scale(1.15) translate(-2%,2%)}
}

/* =================================================================
   HUD — CINEMATIC TOP BAR
   ================================================================= */
#hud{
  position:fixed;top:0;left:0;right:0;height:60px;
  background:linear-gradient(180deg,rgba(6,7,13,.92) 0%,rgba(6,7,13,.55) 100%);
  border-bottom:1px solid rgba(212,175,55,.18);
  backdrop-filter:blur(14px) saturate(1.2);
  -webkit-backdrop-filter:blur(14px) saturate(1.2);
  display:flex;align-items:center;gap:14px;padding:0 20px;z-index:60;
}
.hud-logo{
  display:flex;align-items:center;gap:10px;
  background:transparent;border:none;cursor:pointer;
  padding:6px 10px;border-radius:8px;transition:background .2s;
}
.hud-logo:hover{background:rgba(255,255,255,.04)}
.hud-logo-mark{
  font-size:22px;color:var(--gold);filter:drop-shadow(0 0 8px rgba(212,175,55,.5));
}
.hud-logo-text{display:flex;flex-direction:column;align-items:flex-start;line-height:1.1}
.hud-logo-zh{font-family:"Noto Serif SC",serif;font-size:15px;letter-spacing:.12em;color:var(--gold-soft)}
.hud-logo-en{font-size:9px;letter-spacing:.28em;color:var(--ink-dim);margin-top:2px}

.hud-spacer{flex:1}

.hud-stats{display:flex;gap:8px;align-items:center}
.hud-stat{
  display:flex;align-items:baseline;gap:5px;
  padding:5px 11px;border-radius:99px;
  background:rgba(255,255,255,.03);
  border:1px solid rgba(212,175,55,.16);
  font-size:12px;transition:all .25s;
}
.hud-stat-ico{font-size:11px;color:var(--gold);margin-right:1px}
.hud-stat-val{color:var(--gold-soft);font-weight:600;min-width:18px;text-align:right;font-variant-numeric:tabular-nums}
.hud-stat-lbl{color:var(--ink-dim);font-size:10px;letter-spacing:.15em}
.hud-stat.flash-up{animation:flashUp 1s ease}
@keyframes flashUp{
  0%{transform:scale(1);background:rgba(95,179,122,.25);box-shadow:0 0 18px rgba(95,179,122,.4)}
  50%{transform:scale(1.06)}
  100%{transform:scale(1)}
}

.hud-nav{display:flex;gap:6px;align-items:center}
.hud-icon{
  width:36px;height:36px;border-radius:9px;
  background:rgba(255,255,255,.03);
  border:1px solid rgba(212,175,55,.16);
  cursor:pointer;display:flex;align-items:center;justify-content:center;
  font-size:16px;transition:all .2s;
}
.hud-icon:hover{
  background:rgba(212,175,55,.14);
  border-color:var(--gold);
  transform:translateY(-1px);
  box-shadow:0 4px 14px rgba(212,175,55,.25);
}
.hud-menu-toggle{display:none}

/* developer */
.dev-tools{display:flex;align-items:center;gap:5px;opacity:.6;transition:opacity .2s}
.dev-tools:hover{opacity:1}
.dev-tools input{
  width:68px;height:28px;padding:0 9px;
  background:rgba(255,255,255,.025);
  border:1px solid rgba(212,175,55,.18);
  border-radius:6px;color:var(--ink);
  font-size:11px;letter-spacing:.06em;outline:none;
  user-select:text;cursor:text;font-family:inherit;
}
.dev-tools input:focus{border-color:var(--gold);box-shadow:0 0 0 2px rgba(212,175,55,.12)}
.dev-tools input::placeholder{color:rgba(168,162,144,.5)}
#dev-status{
  min-width:32px;padding:3px 7px;border-radius:5px;
  border:1px solid rgba(212,175,55,.18);
  color:var(--ink-dim);font-size:9.5px;letter-spacing:.12em;text-align:center;
}
body.dev-options-open #dev-status{
  border-color:rgba(95,179,122,.55);color:var(--green);
  background:rgba(95,179,122,.1);
}

/* =================================================================
   STORY TOOLTIP PANEL
   ================================================================= */
#story-panel{
  position:fixed;top:74px;right:14px;width:340px;max-width:calc(100vw - 28px);
  background:linear-gradient(180deg,rgba(17,20,31,.97),rgba(10,12,20,.97));
  border:1px solid rgba(212,175,55,.4);
  border-radius:14px;padding:18px;z-index:70;
  box-shadow:var(--shadow-lg);
  backdrop-filter:blur(10px);
  opacity:0;transform:translateY(-8px) scale(.97);pointer-events:none;
  transition:opacity .3s, transform .3s;
  max-height:75vh;overflow:auto;
}
#story-panel.visible{opacity:1;transform:translateY(0) scale(1)}
#story-panel .term{font-size:18px;color:var(--gold-soft);margin-bottom:2px}
#story-panel .term-en{font-size:11px;color:var(--ink-dim);letter-spacing:.18em;margin-bottom:11px;font-style:italic}
#story-panel .def-label{font-size:10px;letter-spacing:.25em;color:var(--gold);margin-top:8px;margin-bottom:5px}
#story-panel .def-zh{font-size:13px;line-height:1.6;color:var(--ink)}
#story-panel .def-en{font-size:11.5px;line-height:1.55;color:var(--ink-dim);font-style:italic;margin-top:4px}
#story-panel .story{
  margin-top:14px;padding:13px;
  background:linear-gradient(135deg,rgba(212,175,55,.07),rgba(80,124,184,.05));
  border-left:3px solid var(--gold);border-radius:6px;
  font-size:13px;line-height:1.65;color:var(--ink);
}
#story-panel .story-en{font-size:11.5px;color:var(--ink-dim);font-style:italic;margin-top:9px;line-height:1.55}
#story-panel .story-title{font-size:9.5px;letter-spacing:.3em;color:var(--gold);margin-bottom:7px}

/* =================================================================
   TOASTS
   ================================================================= */
#toast-stack{
  position:fixed;top:78px;left:50%;transform:translateX(-50%);z-index:90;
  display:flex;flex-direction:column;gap:8px;align-items:center;pointer-events:none;
  max-width:calc(100vw - 32px);
}
.toast{
  padding:11px 20px;background:rgba(17,20,31,.96);
  border:1px solid rgba(212,175,55,.42);border-radius:99px;
  font-size:13px;color:var(--ink);
  animation:toastIn .35s cubic-bezier(.2,.9,.4,1.2), toastOut .4s 2.7s ease forwards;
  white-space:nowrap;box-shadow:var(--shadow);
  backdrop-filter:blur(8px);
}
.toast.gold{border-color:var(--gold);color:var(--gold-soft);box-shadow:var(--shadow),var(--glow-gold)}
.toast.green{border-color:var(--green);color:var(--green-soft)}
.toast.red{border-color:var(--red);color:var(--red-soft)}
.toast.blue{border-color:var(--blue);color:var(--blue-soft)}
@keyframes toastIn{from{opacity:0;transform:translateY(-12px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}
@keyframes toastOut{to{opacity:0;transform:translateY(-12px) scale(.95)}}

/* =================================================================
   MAIN CONTAINER + VIEW TRANSITIONS
   ================================================================= */
#main{
  position:fixed;top:60px;bottom:0;left:0;right:0;
  overflow:auto;z-index:2;
  padding:0;
  scroll-behavior:smooth;
}
.view{display:none;animation:viewIn .55s cubic-bezier(.16,.84,.32,1)}
.view.active{display:block}
@keyframes viewIn{
  from{opacity:0;transform:translateY(14px)}
  to{opacity:1;transform:translateY(0)}
}

/* =================================================================
   COVER · CINEMATIC TITLE PAGE
   ================================================================= */
#view-title{padding:0}
#view-title.active{display:block}

.cover-stage{
  position:relative;
  min-height:calc(100vh - 60px);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  padding:60px 24px 80px;
  overflow:hidden;
}
.cover-image-layer{
  position:absolute;inset:-8%;
  background-image:url("pho/cover_cards/c9573bee-5033-4c6f-83bc-d03c084e7a83.webp");
  background-size:cover;background-position:center 55%;
  filter:brightness(.78) contrast(1.04) saturate(1.05);
  transform:scale(1.08);
  animation:kenBurns 36s ease-in-out infinite alternate;
  will-change:transform;
}
.cover-grain{
  position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(circle at 30% 20%,rgba(212,175,55,.05) 0%,transparent 60%),
    radial-gradient(circle at 70% 80%,rgba(80,124,184,.06) 0%,transparent 60%);
  opacity:.85;
  mix-blend-mode:screen;
}
/* grain noise removed for performance — pure radial gradient is enough */
.cover-vignette{
  position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(ellipse 70% 55% at 50% 50%,transparent 0%,rgba(6,7,13,.35) 60%,rgba(6,7,13,.92) 100%),
    linear-gradient(180deg,rgba(6,7,13,.5) 0%,transparent 30%,transparent 70%,rgba(6,7,13,.85) 100%);
}
.cover-light{
  position:absolute;left:50%;top:18%;width:600px;height:600px;
  transform:translate(-50%,-50%);
  background:radial-gradient(circle,rgba(212,175,55,.15) 0%,transparent 60%);
  pointer-events:none;
  animation:lightPulse 8s ease-in-out infinite;
}
@keyframes lightPulse{
  0%,100%{opacity:.45;transform:translate(-50%,-50%) scale(1)}
  50%{opacity:.75;transform:translate(-50%,-50%) scale(1.15)}
}

.cover-content{
  position:relative;z-index:2;
  display:flex;flex-direction:column;align-items:center;text-align:center;
  max-width:780px;
}
.cover-kicker{
  font-size:11px;letter-spacing:.65em;color:var(--gold);
  margin-bottom:28px;
  opacity:0;animation:fadeUp .9s .2s ease forwards;
  text-shadow:0 0 14px rgba(212,175,55,.5);
}
.cover-title{
  font-family:"Noto Serif SC","STSong",serif;
  font-size:clamp(40px,8vw,84px);
  letter-spacing:.06em;color:var(--ink-bright);font-weight:300;
  text-shadow:0 4px 30px rgba(212,175,55,.32),0 0 80px rgba(212,175,55,.18);
  line-height:1.1;margin-bottom:14px;
}
.cover-title .ct-char{
  display:inline-block;opacity:0;transform:translateY(20px);
  animation:charDrop .8s cubic-bezier(.2,.7,.3,1.2) forwards;
}
.cover-title .ct-char:nth-child(1){animation-delay:.25s}
.cover-title .ct-char:nth-child(2){animation-delay:.35s}
.cover-title .ct-char:nth-child(3){animation-delay:.45s}
.cover-title .ct-char:nth-child(4){animation-delay:.55s}
.cover-title .ct-char:nth-child(5){animation-delay:.65s}
.cover-title .ct-char:nth-child(6){animation-delay:.75s}
@keyframes charDrop{
  0%{opacity:0;transform:translateY(40px) rotate(-3deg);filter:blur(8px)}
  60%{opacity:1;transform:translateY(-4px) rotate(0);filter:blur(0)}
  100%{opacity:1;transform:translateY(0);filter:blur(0)}
}
.cover-title-en{
  font-size:clamp(11px,1.5vw,14px);letter-spacing:.55em;color:var(--ink-dim);
  margin-bottom:28px;font-style:italic;
  opacity:0;animation:fadeUp .9s .9s ease forwards;
}
.cover-divider{
  display:flex;align-items:center;gap:14px;margin-bottom:36px;
  opacity:0;animation:fadeUp .9s 1.1s ease forwards;
}
.cover-divider span{width:60px;height:1px;background:linear-gradient(90deg,transparent,var(--gold),transparent)}
.cover-divider i{font-size:14px;color:var(--gold);font-style:normal;text-shadow:0 0 12px var(--gold)}

.cover-line{
  font-family:"Noto Serif SC",serif;
  font-size:clamp(14px,2vw,17px);line-height:1.95;color:var(--ink);
  margin-bottom:6px;max-width:640px;
  opacity:0;transform:translateY(8px);
  animation:fadeUp 1s ease forwards;
  letter-spacing:.04em;
}
.cover-line-em{color:var(--gold-soft);font-style:italic;margin-top:14px;font-size:clamp(15px,2.1vw,18px)}

.cover-cta-wrap{
  margin-top:42px;
  opacity:0;animation:fadeUp 1s ease forwards;
}
.cover-cta{
  display:inline-flex;align-items:center;gap:14px;
  padding:18px 38px;
  font-size:15px;letter-spacing:.2em;color:var(--ink-bright);
  background:linear-gradient(135deg,rgba(212,175,55,.18) 0%,rgba(212,175,55,.08) 100%);
  border:1px solid rgba(212,175,55,.55);
  border-radius:99px;cursor:pointer;font-weight:500;
  position:relative;overflow:hidden;
  transition:all .35s cubic-bezier(.2,.9,.4,1.1);
  box-shadow:0 8px 32px rgba(212,175,55,.18),inset 0 0 24px rgba(212,175,55,.06);
}
.cover-cta::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,transparent 0%,rgba(212,175,55,.35) 50%,transparent 100%);
  transform:translateX(-110%);transition:transform .9s;
}
.cover-cta:hover{
  transform:translateY(-2px) scale(1.02);
  border-color:var(--gold);
  background:linear-gradient(135deg,rgba(212,175,55,.32) 0%,rgba(212,175,55,.16) 100%);
  box-shadow:0 14px 50px rgba(212,175,55,.42),inset 0 0 30px rgba(212,175,55,.12);
  color:var(--gold-soft);
}
.cover-cta:hover::before{transform:translateX(110%)}
.cover-cta .cta-text{font-family:"Noto Serif SC",serif;font-size:17px;letter-spacing:.16em}
.cover-cta .cta-en{font-size:10px;letter-spacing:.35em;color:var(--ink-dim);margin-left:-6px}
.cover-cta .cta-arrow{font-size:18px;transition:transform .3s}
.cover-cta:hover .cta-arrow{transform:translateX(6px);color:var(--gold)}

.cover-meta{
  margin-top:30px;font-size:11px;letter-spacing:.18em;color:var(--ink-dim);
  opacity:0;animation:fadeUp 1s ease forwards;
  display:flex;flex-wrap:wrap;justify-content:center;gap:6px;
}
.cover-meta .dot{color:var(--gold);opacity:.5}

.cover-reset{
  position:absolute;bottom:16px;right:18px;z-index:3;
  padding:6px 12px;font-size:10px;letter-spacing:.2em;color:var(--ink-faint);
  background:transparent;border:1px solid rgba(120,110,90,.2);border-radius:99px;
  cursor:pointer;transition:all .25s;
}
.cover-reset:hover{color:var(--red-soft);border-color:var(--red)}

.cover-scroll-hint{
  position:absolute;bottom:30px;left:50%;transform:translateX(-50%);
  display:flex;flex-direction:column;align-items:center;gap:8px;
  font-size:9px;letter-spacing:.5em;color:var(--ink-faint);
  opacity:0;animation:fadeUp 1s ease forwards,scrollPulse 2.4s ease-in-out infinite;
}
.cover-scroll-hint .ssh-line{
  width:1px;height:32px;background:linear-gradient(180deg,transparent,var(--gold));
  animation:scrollLine 2.4s ease-in-out infinite;
}
@keyframes scrollLine{0%,100%{transform:scaleY(.4) translateY(0);opacity:.4}50%{transform:scaleY(1) translateY(8px);opacity:1}}
@keyframes scrollPulse{0%,100%{opacity:.6}50%{opacity:1}}

@keyframes fadeUp{
  from{opacity:0;transform:translateY(12px)}
  to{opacity:1;transform:translateY(0)}
}

/* =================================================================
   WORLD MAP — 时空地图
   ================================================================= */
.map-cinematic{
  max-width:1320px;margin:0 auto;padding:60px 24px 80px;
}
.map-header{text-align:center;margin-bottom:48px}
.map-kicker{
  font-size:11px;letter-spacing:.55em;color:var(--gold);margin-bottom:18px;
}
.map-title{
  font-family:"Noto Serif SC",serif;
  font-size:clamp(32px,5vw,52px);letter-spacing:.08em;color:var(--ink-bright);
  font-weight:300;text-shadow:0 0 30px rgba(212,175,55,.2);
  margin-bottom:10px;
}
.map-sub{
  font-size:12px;letter-spacing:.32em;color:var(--ink-dim);font-style:italic;
}

#levels-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:22px;
  max-width:1320px;
}
@media(min-width:760px){
  #levels-grid{
    grid-template-columns:repeat(2,1fr);
    grid-auto-rows:240px;
  }
  #levels-grid .level-card-hero{
    grid-column:1 / -1;
    grid-row:span 2;
    min-height:480px;
  }
}
@media(min-width:1100px){
  #levels-grid{
    grid-template-columns:repeat(4,1fr);
    grid-auto-rows:230px;
  }
  #levels-grid .level-card-hero{
    grid-column:1 / 3;
    grid-row:1 / 3;
    min-height:auto;
  }
}

.level-card{
  position:relative;overflow:hidden;border-radius:18px;cursor:pointer;
  background:linear-gradient(160deg,var(--bg-elev) 0%,var(--bg) 100%);
  border:1px solid rgba(212,175,55,.18);
  transition:all .45s cubic-bezier(.2,.9,.4,1);
  min-height:240px;
  display:flex;flex-direction:column;justify-content:flex-end;
}
.level-card.coming-soon{opacity:.55;cursor:not-allowed;filter:grayscale(.55)}
.level-card.coming-soon:hover{transform:none}

.level-card-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  filter:brightness(.62) contrast(1.08) saturate(1);
  transform:scale(1.05);
  transition:transform .8s cubic-bezier(.2,.9,.4,1),filter .5s;
}
.level-card-gradient{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,7,13,.1) 0%,rgba(6,7,13,.7) 60%,rgba(6,7,13,.95) 100%);
}
.level-card-glow{
  position:absolute;inset:0;
  background:radial-gradient(circle at 50% 100%,rgba(212,175,55,.18) 0%,transparent 65%);
  opacity:0;transition:opacity .5s;
}
.level-card:hover:not(.coming-soon){
  transform:translateY(-6px);
  border-color:rgba(212,175,55,.7);
  box-shadow:var(--shadow-lg),var(--glow-gold);
}
.level-card:hover:not(.coming-soon) .level-card-bg{transform:scale(1.12);filter:brightness(.92) contrast(1.06) saturate(1.12)}
.level-card:hover:not(.coming-soon) .level-card-glow{opacity:1}
.level-card-hero .level-card-bg{filter:brightness(.62) contrast(1.06) saturate(1.05)}
.level-card-hero:hover .level-card-bg{filter:brightness(.95) contrast(1.06) saturate(1.15)}

.level-card-content{
  position:relative;z-index:2;padding:24px;
  display:flex;flex-direction:column;gap:6px;
}
.level-card-meta{
  display:flex;align-items:center;gap:10px;margin-bottom:6px;
}
.level-card-icon{
  font-size:24px;color:var(--gold);
  filter:drop-shadow(0 0 10px rgba(212,175,55,.5));
}
.level-card-num{
  font-size:10px;letter-spacing:.4em;color:var(--gold);
}
.level-card-genre{
  font-size:10px;letter-spacing:.25em;color:var(--ink-dim);
  padding:2px 9px;border-radius:99px;border:1px solid rgba(212,175,55,.2);
  margin-left:auto;
}
.level-card-name{
  font-family:"Noto Serif SC",serif;
  font-size:26px;color:var(--ink-bright);letter-spacing:.05em;font-weight:400;
}
.level-card-en{
  font-size:11px;letter-spacing:.3em;color:var(--ink-dim);font-style:italic;
  margin-bottom:8px;
}
.level-card-desc{
  font-size:12.5px;line-height:1.7;color:var(--ink-dim);
}
.level-card-cta{
  display:inline-flex;align-items:center;gap:8px;margin-top:14px;
  font-size:11px;letter-spacing:.25em;color:var(--gold-soft);
  text-transform:uppercase;
}
.level-card-cta .arrow{transition:transform .3s}
.level-card:hover .level-card-cta .arrow{transform:translateX(6px)}

.level-card-coming{
  position:absolute;top:14px;right:14px;
  padding:5px 12px;font-size:10px;letter-spacing:.32em;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);
  border-radius:99px;color:var(--ink-dim);
}

/* HERO CARD (时空之旅) */
.level-card-hero .level-card-name{font-size:clamp(32px,4.5vw,48px);line-height:1.15}
.level-card-hero .level-card-content{padding:36px}
.level-card-hero .level-card-desc{font-size:14px;max-width:520px}

.level-card-stage-pills{
  display:flex;gap:8px;margin-top:14px;flex-wrap:wrap;
}
.stage-pill{
  font-size:10.5px;letter-spacing:.18em;color:var(--gold-soft);
  padding:5px 11px;border-radius:99px;
  background:rgba(212,175,55,.12);border:1px solid rgba(212,175,55,.3);
}
.stage-pill.done{background:rgba(95,179,122,.12);border-color:rgba(95,179,122,.4);color:var(--green-soft)}

/* =================================================================
   STAGES HUB (3 ERA CARDS)
   ================================================================= */
.hub-cinematic{
  max-width:1320px;margin:0 auto;padding:40px 24px 80px;
}
.hub-back{
  display:inline-flex;align-items:center;gap:6px;
  padding:9px 16px;font-size:12px;letter-spacing:.15em;
  background:rgba(255,255,255,.04);border:1px solid rgba(212,175,55,.2);
  border-radius:99px;color:var(--ink);cursor:pointer;
  transition:all .25s;margin-bottom:28px;
}
.hub-back:hover{background:rgba(212,175,55,.14);border-color:var(--gold);color:var(--gold-soft)}
.hub-header{text-align:center;margin-bottom:42px}
.hub-kicker{font-size:11px;letter-spacing:.55em;color:var(--gold);margin-bottom:14px}
.hub-title{
  font-family:"Noto Serif SC",serif;
  font-size:clamp(34px,5.5vw,58px);letter-spacing:.06em;color:var(--ink-bright);
  font-weight:300;margin-bottom:10px;
  text-shadow:0 0 30px rgba(212,175,55,.18);
}
.hub-desc{font-size:14px;color:var(--ink-dim);font-style:italic;letter-spacing:.05em}

#stages-grid{
  display:grid;grid-template-columns:1fr;gap:22px;
}
@media(min-width:760px){#stages-grid{grid-template-columns:repeat(3,1fr)}}

.era-card{
  position:relative;overflow:hidden;border-radius:18px;cursor:pointer;
  background:var(--bg-elev);
  border:1px solid rgba(212,175,55,.2);
  min-height:480px;
  display:flex;flex-direction:column;justify-content:flex-end;
  transition:all .5s cubic-bezier(.2,.9,.4,1);
  transform-style:preserve-3d;
  perspective:1000px;
}
.era-card.locked{opacity:.5;cursor:not-allowed;filter:grayscale(.7)}
.era-card-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  filter:brightness(.55) contrast(1.08) saturate(.9);
  transform:scale(1.08);
  transition:transform .9s cubic-bezier(.2,.9,.4,1),filter .5s;
}
.era-card-gradient{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,7,13,0) 0%,rgba(6,7,13,.4) 40%,rgba(6,7,13,.95) 100%);
}
.era-card-tag{
  position:absolute;top:18px;left:18px;z-index:3;
  padding:5px 12px;font-size:10px;letter-spacing:.35em;
  background:rgba(212,175,55,.16);border:1px solid rgba(212,175,55,.4);
  border-radius:99px;color:var(--gold-soft);
  backdrop-filter:blur(6px);
}
.era-card-done{
  position:absolute;top:18px;right:18px;z-index:3;
  padding:5px 12px;font-size:10px;letter-spacing:.32em;
  background:rgba(95,179,122,.15);border:1px solid rgba(95,179,122,.4);
  border-radius:99px;color:var(--green-soft);
  backdrop-filter:blur(6px);
}
.era-card-content{
  position:relative;z-index:2;padding:28px;
  display:flex;flex-direction:column;gap:6px;
}
.era-card-era{
  font-size:10.5px;letter-spacing:.4em;color:var(--gold);margin-bottom:8px;
}
.era-card-name{
  font-family:"Noto Serif SC",serif;
  font-size:30px;letter-spacing:.05em;color:var(--ink-bright);
  font-weight:400;line-height:1.2;
}
.era-card-en{
  font-size:11px;letter-spacing:.3em;color:var(--ink-dim);font-style:italic;
  margin-bottom:10px;
}
.era-card-identity{
  font-size:12.5px;line-height:1.65;color:var(--ink);
  padding:10px 0;border-top:1px solid rgba(212,175,55,.15);
  margin-top:6px;
}
.era-card-identity b{color:var(--gold-soft);font-weight:500;letter-spacing:.04em}
.era-card-crisis{
  font-size:12px;line-height:1.6;color:var(--ink-dim);font-style:italic;
}
.era-card-weapons{
  display:flex;flex-wrap:wrap;gap:6px;margin-top:12px;
}
.era-weapon{
  font-size:10.5px;letter-spacing:.12em;color:var(--gold-soft);
  padding:3px 9px;border-radius:99px;
  background:rgba(212,175,55,.1);border:1px solid rgba(212,175,55,.3);
  cursor:help;
}
.era-card-enter{
  margin-top:18px;display:flex;align-items:center;gap:8px;
  font-size:11px;letter-spacing:.3em;color:var(--gold-soft);
  text-transform:uppercase;
}
.era-card-enter .arrow{transition:transform .3s}
.era-card:hover:not(.locked){
  transform:translateY(-8px) rotateX(2deg);
  border-color:rgba(212,175,55,.6);
  box-shadow:var(--shadow-lg),var(--glow-gold);
}
.era-card:hover:not(.locked) .era-card-bg{transform:scale(1.18);filter:brightness(.65) contrast(1.08) saturate(1.05)}
.era-card:hover:not(.locked) .era-card-enter .arrow{transform:translateX(6px)}

/* =================================================================
   TERM LINKS
   ================================================================= */
.term-link{
  color:var(--gold-soft);
  border-bottom:1px dashed rgba(212,175,55,.45);
  cursor:help;font-weight:500;transition:all .2s;
}
.term-link:hover{color:var(--gold);border-bottom-color:var(--gold);text-shadow:0 0 8px rgba(212,175,55,.4)}

/* =================================================================
   L1 BRANCHING NARRATIVE — CINEMATIC STORY UI
   ================================================================= */
.l1-stage{
  max-width:1280px;margin:0 auto;
  padding:0;
}

/* Era hero header — full-bleed image */
.l1-era-hero{
  position:relative;height:clamp(220px,38vh,360px);
  overflow:hidden;
  margin-bottom:0;
}
.l1-era-hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center 40%;
  filter:brightness(.45) contrast(1.08) saturate(.95);
  transform:scale(1.06);
  animation:kenBurns 40s ease-in-out infinite alternate;
}
.l1-era-hero-overlay{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,7,13,.55) 0%,rgba(6,7,13,.2) 50%,var(--bg-deep) 100%);
}
.l1-era-hero-content{
  position:absolute;left:50%;bottom:14%;transform:translateX(-50%);
  text-align:center;width:100%;max-width:900px;padding:0 24px;
}
.l1-era-hero-era{
  font-size:10.5px;letter-spacing:.5em;color:var(--gold);margin-bottom:10px;
  text-shadow:0 0 12px rgba(212,175,55,.5);
}
.l1-era-hero-name{
  font-family:"Noto Serif SC",serif;
  font-size:clamp(28px,5vw,46px);letter-spacing:.08em;color:var(--ink-bright);font-weight:300;
  text-shadow:0 4px 20px rgba(0,0,0,.7);margin-bottom:6px;
}
.l1-era-hero-en{
  font-size:11px;letter-spacing:.4em;color:var(--ink-dim);font-style:italic;
}

.l1-topbar{
  display:flex;align-items:center;gap:14px;
  max-width:1280px;margin:0 auto;
  padding:18px 24px 0;
}
.l1-topbar .back-btn{
  padding:8px 14px;font-size:12px;letter-spacing:.12em;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(212,175,55,.2);
  border-radius:99px;color:var(--ink);cursor:pointer;
  transition:all .25s;
}
.l1-topbar .back-btn:hover{background:rgba(212,175,55,.14);border-color:var(--gold)}

.stage-header{
  display:flex;align-items:center;gap:14px;
  max-width:1280px;margin:0 auto;padding:16px 24px 0;
}
.stage-title{flex:1;min-width:0}
.stage-title h3{
  font-family:"Noto Serif SC",serif;
  font-size:22px;color:var(--gold-soft);letter-spacing:.08em;font-weight:400;
}
.stage-title .sub{font-size:11px;color:var(--ink-dim);letter-spacing:.2em;font-style:italic;margin-top:2px}
.back-btn{
  padding:8px 14px;font-size:12px;letter-spacing:.12em;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(212,175,55,.2);
  border-radius:99px;color:var(--ink);cursor:pointer;
  transition:all .25s;
}
.back-btn:hover{background:rgba(212,175,55,.14);border-color:var(--gold)}

.l1-meta{
  max-width:900px;margin:0 auto 18px;
  padding:22px 26px;
  background:linear-gradient(135deg,rgba(212,175,55,.06),rgba(80,124,184,.04));
  border:1px solid rgba(212,175,55,.22);border-radius:14px;
  /* backdrop blur omitted for performance */
}
.l1-meta h4{font-size:11px;letter-spacing:.32em;color:var(--gold);margin-bottom:14px}
.l1-meta-row{display:flex;gap:20px;flex-wrap:wrap}
.l1-meta-cell{flex:1;min-width:200px}
.l1-meta-cell .lbl{font-size:10px;letter-spacing:.25em;color:var(--ink-dim);margin-bottom:5px}
.l1-meta-cell .val{font-size:14px;color:var(--gold-soft);line-height:1.5}

.l1-counter{
  display:flex;justify-content:space-between;align-items:center;gap:14px;
  max-width:1280px;margin:0 auto;padding:8px 24px 0;
  font-size:11.5px;color:var(--ink-dim);letter-spacing:.08em;
}
.l1-counter .progress-bar{
  flex:1;height:3px;background:rgba(255,255,255,.06);border-radius:99px;overflow:hidden;
}
.l1-counter .progress-bar > div{
  height:100%;background:linear-gradient(90deg,var(--gold-deep),var(--gold),var(--gold-soft));
  transition:width .6s;box-shadow:0 0 10px rgba(212,175,55,.5);
}

.l1-main-row{
  display:grid;grid-template-columns:1fr;gap:18px;
  max-width:1280px;margin:0 auto;padding:18px 24px 60px;
  align-items:start;
}
@media(min-width:1100px){
  .l1-main-row{grid-template-columns:1fr 280px;gap:24px}
}

.l1-scene{
  background:linear-gradient(170deg,rgba(17,20,31,.85) 0%,rgba(10,12,20,.92) 100%);
  border:1px solid rgba(212,175,55,.18);
  border-radius:18px;padding:0;overflow:hidden;
  box-shadow:var(--shadow);
  position:relative;
  /* backdrop blur omitted for performance */
}

/* Hero image at top of scene */
.l1-scene-art{
  margin:0;padding:0;
  position:relative;overflow:hidden;
  border-radius:0;
  background:rgba(0,0,0,.4);
  border:none;
}
.l1-scene-art img{
  display:block;width:100%;height:auto;
  max-height:clamp(220px,40vh,420px);
  object-fit:cover;
  animation:slowZoom 24s ease-in-out infinite alternate;
  filter:brightness(.86) contrast(1.04) saturate(1.05);
  transition:filter .5s;
}
.l1-scene-art svg{display:block;width:100%;max-height:340px;height:auto;padding:14px}
.l1-scene-art-small img{max-height:280px}
@keyframes slowZoom{
  0%{transform:scale(1) translate(0,0)}
  100%{transform:scale(1.08) translate(-1%,1%)}
}
.l1-scene-art::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,transparent 50%,rgba(17,20,31,.6) 90%,rgba(17,20,31,.95) 100%);
}

.l1-scene-body{padding:30px 32px 32px}
@media(max-width:760px){.l1-scene-body{padding:22px 18px 24px}}

.l1-node-title{
  margin:0 0 22px;padding:0;
  border:none;background:none;
}
.l1-node-kicker{
  font-size:10px;letter-spacing:.42em;color:var(--gold);
  text-transform:uppercase;margin-bottom:6px;
}
.l1-node-name{
  font-family:"Noto Serif SC",serif;
  font-size:clamp(20px,2.6vw,26px);line-height:1.3;letter-spacing:.04em;
  color:var(--ink-bright);font-weight:400;
}

/* Subtitle-style narrative */
.l1-narrative{
  font-family:"Noto Serif SC",serif;
  font-size:16px;line-height:1.95;color:var(--ink);
  margin:0 0 18px;padding:0;background:none;border:none;
  letter-spacing:.03em;
  opacity:0;transform:translateY(8px);
  animation:lineIn .65s ease forwards;
}
.l1-narrative:nth-of-type(1){animation-delay:.15s}
.l1-narrative:nth-of-type(2){animation-delay:.45s}
.l1-narrative:nth-of-type(3){animation-delay:.75s}
.l1-narrative:nth-of-type(4){animation-delay:1.05s}
.l1-narrative:nth-of-type(5){animation-delay:1.35s}
.l1-narrative:nth-of-type(6){animation-delay:1.65s}
.l1-narrative:nth-of-type(n+7){animation-delay:1.95s}
@keyframes lineIn{
  from{opacity:0;transform:translateY(10px);filter:blur(2px)}
  to{opacity:1;transform:translateY(0);filter:blur(0)}
}

.l1-narrative.dialog{
  padding:12px 16px;
  background:linear-gradient(90deg,rgba(80,124,184,.08),transparent);
  border-left:3px solid var(--blue);border-radius:0 8px 8px 0;
}
.l1-narrative .speaker{
  color:var(--blue-soft);font-weight:500;margin-right:6px;
  font-family:"Noto Serif SC",serif;letter-spacing:.05em;
}
.l1-narrative em{color:var(--gold-soft);font-style:normal;font-weight:500}

/* Olive unlock (existing system, retuned for cinematic) */
.l1-narrative.olive-unlocked{
  position:relative;padding-right:90px;overflow:visible;
  border-right:1px solid rgba(151,124,53,.16);
}
.l1-narrative.olive-unlocked::before,
.l1-narrative.olive-unlocked::after{
  content:"";position:absolute;right:42px;width:1px;
  background:linear-gradient(180deg,rgba(118,96,42,0),rgba(151,124,53,.62),rgba(92,72,36,.2));
  pointer-events:none;z-index:0;
}
.l1-narrative.olive-unlocked:not(.olive-run-start)::before{top:-16px;height:calc(50% + 16px)}
.l1-narrative.olive-unlocked:not(.olive-run-end)::after{top:50%;bottom:-16px}

.l1-hidden-info{
  margin:6px 0 14px;padding:8px 12px;
  font-size:12px;line-height:1.6;color:var(--ink-faint);
  background:rgba(255,255,255,.02);border-left:2px solid rgba(154,106,74,.25);
  font-style:italic;border-radius:0 4px 4px 0;
}

/* Olive marks (existing decoration kept) */
.olive-mark{
  position:absolute;right:14px;top:50%;width:70px;height:52px;
  transform:translateY(-50%) rotate(var(--olive-tilt,-2deg)) scale(var(--olive-scale,1));
  transform-origin:56px 26px;pointer-events:none;z-index:2;
  filter:drop-shadow(0 2px 4px rgba(0,0,0,.48));opacity:.85;
}
.olive-mark > span{position:absolute;display:block}
.olive-stem{
  left:12px;top:25px;width:46px;height:18px;
  border-top:1.5px solid rgba(151,124,53,.74);
  border-radius:50%;transform:rotate(-12deg);
}
.olive-stand{
  right:7px;top:6px;width:16px;height:39px;
  border-right:1.5px solid rgba(130,103,48,.72);
  border-top:1.5px solid rgba(130,103,48,.62);
  border-radius:0 12px 0 0;transform:rotate(3deg);
}
.olive-branchlet{width:30px;height:13px;border-top:1px solid rgba(151,124,53,.62);border-radius:50%}
.branchlet-1{left:16px;top:14px;transform:rotate(20deg)}
.branchlet-2{left:30px;top:32px;transform:rotate(-24deg)}
.olive-berry{
  width:9px;height:14px;border-radius:52% 48% 47% 53%;
  background:radial-gradient(circle at 34% 28%,rgba(238,213,126,.72) 0 13%,rgba(238,213,126,0) 15%),linear-gradient(145deg,#8c7331 0%,#b59642 45%,#6d5727 100%);
  border:1px solid rgba(70,55,25,.72);
}
.berry-1{left:33px;top:17px;transform:rotate(-24deg)}
.berry-2{left:23px;top:25px;transform:rotate(18deg) scale(.9)}
.berry-3{left:45px;top:10px;transform:rotate(-38deg) scale(.86)}
.berry-4{left:15px;top:14px;transform:rotate(34deg) scale(.82)}
.berry-5{left:52px;top:25px;transform:rotate(-14deg) scale(.78)}
.berry-6{left:7px;top:30px;transform:rotate(28deg) scale(.72)}
.olive-leaf{
  width:13px;height:7px;border-radius:100% 0 100% 0;
  background:linear-gradient(135deg,#8a7b3d,#b49a4e 55%,#695c30);
  border:1px solid rgba(68,60,31,.62);
}
.leaf-1{left:30px;top:9px;transform:rotate(-38deg)}
.leaf-2{left:40px;top:28px;transform:rotate(42deg)}
.leaf-3{left:19px;top:20px;transform:rotate(-72deg) scale(.9)}
.leaf-4{left:49px;top:15px;transform:rotate(12deg) scale(.86)}
.leaf-5{left:10px;top:23px;transform:rotate(68deg) scale(.82)}
.leaf-6{left:55px;top:34px;transform:rotate(-28deg) scale(.76)}
.olive-coin{width:9px;height:9px;border-radius:50%;background:radial-gradient(circle at 35% 30%,#c59651 0 18%,#85592c 58%,#52361d 100%);border:1px solid rgba(191,133,66,.62)}
.coin-1{right:0;top:1px}
.coin-2{right:10px;top:0;transform:scale(.74)}
.olive-extra{right:-4px;bottom:4px;width:9px;height:9px;border-radius:50%;background:radial-gradient(circle at 36% 30%,rgba(236,203,112,.8),rgba(118,87,36,.96));border:1px solid rgba(105,76,31,.7)}
.olive-mark-1{width:48px;height:38px;right:20px}
.olive-mark-1 .olive-stem{left:8px;top:19px;width:30px}
.olive-mark-1 .berry-1{left:25px;top:12px;transform:rotate(-22deg) scale(.88)}
.olive-mark-1 .leaf-1{left:15px;top:13px;transform:rotate(-48deg) scale(.8)}
.olive-mark-1 .leaf-2{left:30px;top:22px;transform:rotate(38deg) scale(.7)}
.olive-mark-2 .olive-stem{width:42px}
.olive-mark-3 .olive-stem{left:10px;width:52px}
.olive-run-4 .olive-mark,.olive-run-5 .olive-mark,.olive-run-6 .olive-mark{right:10px}
.olive-run-4 .olive-stem,.olive-run-5 .olive-stem,.olive-run-6 .olive-stem{width:50px}
.olive-run-5 .olive-mark{height:58px}
.olive-run-6 .olive-mark{height:60px}
.olive-index-1{--olive-scale:.88;--olive-tilt:-5deg}
.olive-index-2{--olive-scale:.94;--olive-tilt:3deg}
.olive-index-3{--olive-scale:1;--olive-tilt:-2deg}
.olive-index-4{--olive-scale:1.05;--olive-tilt:4deg}
.olive-index-5{--olive-scale:1.09;--olive-tilt:-4deg}
.olive-index-6{--olive-scale:1.12;--olive-tilt:2deg}
@media(max-width:620px){
  .l1-narrative.olive-unlocked{padding-right:64px}
  .l1-narrative.olive-unlocked::before,.l1-narrative.olive-unlocked::after{right:30px}
  .olive-mark{right:0;transform:translateY(-50%) rotate(var(--olive-tilt,-2deg)) scale(calc(var(--olive-scale,1) * .72))}
}

/* =================================================================
   CHOICE BUTTONS — CINEMATIC GLOW
   ================================================================= */
.options{
  display:flex;flex-direction:column;gap:11px;
  margin-top:28px;
  padding-top:20px;
  border-top:1px solid rgba(212,175,55,.12);
}
.opt-btn{
  position:relative;text-align:left;
  padding:16px 22px 16px 60px;
  font-size:14.5px;line-height:1.6;
  background:linear-gradient(135deg,rgba(255,255,255,.035) 0%,rgba(255,255,255,.015) 100%);
  border:1px solid rgba(212,175,55,.22);
  border-radius:12px;color:var(--ink);cursor:pointer;
  font-family:inherit;
  transition:all .3s cubic-bezier(.2,.9,.4,1);
  overflow:hidden;
}
.opt-btn::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:linear-gradient(180deg,var(--gold-deep),var(--gold),var(--gold-soft));
  transform:scaleY(0);transform-origin:top;transition:transform .35s;
}
.opt-btn::after{
  content:"";position:absolute;inset:0;border-radius:12px;pointer-events:none;
  background:radial-gradient(ellipse at left center,rgba(212,175,55,.14),transparent 60%);
  opacity:0;transition:opacity .3s;
}
.opt-btn:hover:not(:disabled){
  border-color:var(--gold);
  background:linear-gradient(135deg,rgba(212,175,55,.1) 0%,rgba(212,175,55,.03) 100%);
  transform:translateX(6px);
  box-shadow:var(--shadow-sm),0 0 22px rgba(212,175,55,.18);
}
.opt-btn:hover:not(:disabled)::before{transform:scaleY(1)}
.opt-btn:hover:not(:disabled)::after{opacity:1}
.opt-btn:disabled{opacity:.4;cursor:not-allowed;transform:none}
.opt-btn .opt-letter{
  position:absolute;left:16px;top:50%;transform:translateY(-50%);
  width:30px;height:30px;border-radius:50%;
  background:rgba(212,175,55,.15);
  border:1px solid rgba(212,175,55,.4);
  color:var(--gold-soft);text-align:center;line-height:28px;
  font-size:12px;font-weight:600;letter-spacing:.05em;
  transition:all .3s;
}
.opt-btn:hover:not(:disabled) .opt-letter{
  background:var(--gold);color:var(--bg-deep);
  box-shadow:0 0 18px rgba(212,175,55,.55);
}
.opt-btn .opt-tag{
  display:inline-block;font-size:10px;padding:2px 9px;border-radius:99px;
  margin-left:10px;letter-spacing:.08em;font-weight:500;
  background:rgba(80,124,184,.18);color:var(--blue-soft);
  border:1px solid rgba(80,124,184,.3);
}
.opt-btn .opt-tag.gold{background:rgba(212,175,55,.2);color:var(--gold-soft);border-color:rgba(212,175,55,.5)}
.opt-btn .opt-tag.green{background:rgba(95,179,122,.2);color:var(--green-soft);border-color:rgba(95,179,122,.5)}
.opt-btn .opt-tag.red{background:rgba(192,67,45,.2);color:var(--red-soft);border-color:rgba(192,67,45,.5)}
.opt-btn .opt-tag.purple{background:rgba(138,111,181,.2);color:var(--purple-soft);border-color:rgba(138,111,181,.5)}
.opt-btn .opt-tag.black{background:rgba(20,20,20,.6);color:#777;border-color:rgba(0,0,0,.5)}
.opt-btn.logic-locked{opacity:.42;filter:grayscale(.6);cursor:not-allowed}
.opt-btn.logic-locked:hover{transform:none;box-shadow:none;border-color:rgba(212,175,55,.2);background:rgba(255,255,255,.03)}
.opt-btn.logic-locked::before{display:none}
.choice-lock-reason{margin-left:6px;font-size:.86em;opacity:.85;color:var(--ink-dim);font-style:italic}

.l1-feedback{
  margin-top:18px;padding:14px 18px;border-radius:10px;
  background:rgba(95,179,122,.08);border-left:3px solid var(--green);
  font-size:13.5px;line-height:1.7;animation:slideIn .4s;
}
.l1-feedback.death{background:rgba(192,67,45,.1);border-left-color:var(--red)}
@keyframes slideIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

.peek-banner{
  margin:10px 0;padding:8px 12px;
  background:rgba(138,111,181,.1);border:1px dashed var(--purple);
  border-radius:8px;font-size:12px;color:var(--purple-soft);
  font-style:italic;letter-spacing:.05em;
}

/* =================================================================
   RIGHT RAIL: ITEMS + CLUES
   ================================================================= */
.l1-side-rail{
  display:flex;flex-direction:column;gap:14px;
}
@media(min-width:1100px){
  .l1-side-rail{position:sticky;top:18px}
}

.l1-itembar,.l1-cluebox{
  background:linear-gradient(170deg,rgba(17,20,31,.85),rgba(10,12,20,.92));
  border:1px solid rgba(212,175,55,.2);
  border-radius:14px;padding:14px;
  /* backdrop blur omitted for performance */
}
.ib-head{display:flex;align-items:center;gap:8px}
.ib-toggle{
  width:26px;height:26px;
  display:flex;align-items:center;justify-content:center;
  border-radius:6px;border:1px solid rgba(212,175,55,.28);
  background:rgba(255,255,255,.04);color:var(--gold-soft);
  cursor:pointer;font-size:14px;
  transition:all .2s;
}
.ib-toggle:hover{background:rgba(212,175,55,.15);border-color:var(--gold);transform:translateY(-1px)}
.l1-itembar .ib-title{
  flex:1;font-size:11px;letter-spacing:.28em;color:var(--gold);
  text-align:center;padding-right:26px;
}
.l1-itembar .ib-body{margin-top:12px}
.l1-itembar.collapsed{padding:10px 12px}
.l1-itembar .ib-empty{text-align:center;color:var(--ink-dim);font-size:11px;padding:14px 4px;line-height:1.6}
.l1-itembar .ib-counter{margin-top:10px;text-align:center;font-size:10.5px;color:var(--ink-dim);letter-spacing:.05em}
.ib-item{
  margin:7px 0;padding:9px 11px;border-radius:9px;
  background:rgba(255,255,255,.04);border:1px solid rgba(212,175,55,.22);
  text-align:center;cursor:pointer;transition:all .2s;
}
.ib-item.ib-active{border-color:var(--gold);background:rgba(212,175,55,.16);box-shadow:inset 0 0 14px rgba(212,175,55,.12)}
.ib-item.ib-active:hover{transform:scale(1.03);box-shadow:0 6px 18px rgba(212,175,55,.32),inset 0 0 14px rgba(212,175,55,.18)}
.ib-item.ib-disabled{opacity:.35;cursor:not-allowed}
.ib-item.ib-passive{cursor:default;opacity:.72}
.ib-item .ic{font-size:24px;margin-bottom:3px}
.ib-item .lbl{font-size:11.5px;color:var(--gold-soft);font-weight:500}
.ib-item .sub{font-size:10px;color:var(--ink-dim);margin-top:2px;letter-spacing:.04em}

.l1-cluebox{
  position:relative;overflow:hidden;max-height:480px;
}
.l1-cluebox::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(135deg,rgba(212,175,55,.04),transparent 38%,rgba(95,179,122,.04));
}
.l1-clue-head{position:relative;z-index:1;display:flex;align-items:center;gap:10px;margin-bottom:12px}
.olive-glyph{
  width:30px;height:22px;position:relative;flex:0 0 auto;
  border-bottom:1px solid rgba(212,175,55,.6);transform:rotate(-10deg);
}
.olive-glyph::before,.olive-glyph::after{
  content:"";position:absolute;width:13px;height:7px;border:1px solid rgba(212,175,55,.78);
  border-radius:100% 0 100% 0;top:6px;background:rgba(95,179,122,.12);
}
.olive-glyph::before{left:2px;transform:rotate(-18deg)}
.olive-glyph::after{right:2px;transform:rotate(198deg)}
.l1-clue-title{font-size:12px;color:var(--gold-soft);letter-spacing:.18em;font-weight:600}
.l1-clue-sub{font-size:9.5px;color:var(--ink-dim);letter-spacing:.2em;margin-top:3px}
.l1-clue-list{position:relative;z-index:1;display:flex;flex-direction:column;gap:8px;max-height:380px;overflow:auto;padding-right:3px}
.l1-clue-more{font-size:10px;line-height:1.45;color:var(--ink-dim);border:1px dashed rgba(212,175,55,.22);border-radius:7px;padding:6px 8px;text-align:center}
.l1-clue{
  padding:8px 10px;border-radius:9px;
  border:1px solid rgba(212,175,55,.18);background:rgba(255,255,255,.035);
  transition:border-color .2s;
}
.l1-clue:hover{border-color:rgba(212,175,55,.4)}
.l1-clue-kind{
  display:inline-flex;align-items:center;gap:5px;margin:0 0 6px;
  padding:2px 8px;border-radius:99px;
  background:linear-gradient(135deg,#f3d77a,#d4af37 52%,#8a651b);
  color:#17120d;font-size:9.5px;font-weight:700;letter-spacing:.08em;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.35);
}
.clue-leaf{width:9px;height:5px;border-radius:100% 0 100% 0;background:#344b2a;border:1px solid rgba(20,36,19,.55);transform:rotate(-22deg)}
.l1-clue-text{display:block;font-size:11px;line-height:1.6;color:var(--ink);user-select:text}
.l1-clue-empty{position:relative;z-index:1;font-size:11px;line-height:1.6;color:var(--ink-dim);padding:10px 4px;text-align:center}

/* =================================================================
   UNLOCK OVERLAY (term unlock)
   ================================================================= */
.unlock-overlay{
  position:fixed;inset:0;background:rgba(0,0,0,.88);z-index:200;
  display:flex;align-items:center;justify-content:center;flex-direction:column;
  opacity:0;pointer-events:none;transition:opacity .4s;
  backdrop-filter:blur(6px);
}
.unlock-overlay.visible{opacity:1;pointer-events:all}
.unlock-overlay .label{font-size:13px;letter-spacing:.5em;color:var(--gold);margin-bottom:20px;text-shadow:0 0 16px rgba(212,175,55,.6)}
.knowledge-card{
  width:min(360px,calc(100vw - 48px));
  background:linear-gradient(160deg,#1d1f3a,#0f1124);
  border:2px solid var(--gold);border-radius:18px;padding:28px;
  box-shadow:0 0 80px rgba(212,175,55,.5),inset 0 0 30px rgba(212,175,55,.08);
  transform:rotateY(180deg) scale(.5);animation:cardFlip .9s ease forwards;
  text-align:center;
}
@keyframes cardFlip{
  0%{transform:rotateY(180deg) scale(.4);opacity:0}
  50%{transform:rotateY(0deg) scale(1.08)}
  100%{transform:rotateY(0deg) scale(1);opacity:1}
}
.knowledge-card .symbol{font-size:54px;color:var(--gold);margin-bottom:12px;text-shadow:0 0 24px rgba(212,175,55,.7)}
.knowledge-card .term{font-family:"Noto Serif SC",serif;font-size:26px;color:var(--gold-soft);margin-bottom:4px}
.knowledge-card .term-en{font-size:13px;color:var(--ink-dim);letter-spacing:.22em;font-style:italic}
.knowledge-card .desc{margin-top:16px;font-size:13px;line-height:1.65;color:var(--ink)}
.unlock-overlay .close-hint{margin-top:24px;font-size:12px;color:var(--ink-dim);letter-spacing:.35em;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:.4}50%{opacity:1}}

/* =================================================================
   RESULTS — CINEMATIC
   ================================================================= */
.results-wrap{max-width:1200px;margin:0 auto;padding:30px 24px 60px}
.results-banner{
  text-align:center;padding:42px 30px;margin-bottom:28px;
  background:linear-gradient(135deg,rgba(212,175,55,.12),rgba(80,124,184,.08));
  border:1px solid rgba(212,175,55,.4);border-radius:18px;
  position:relative;overflow:hidden;
}
.results-banner::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 50% 0%,rgba(212,175,55,.18) 0%,transparent 60%);
}
.results-banner > *{position:relative;z-index:1}
.results-banner .ending-icon{font-size:56px;color:var(--gold);filter:drop-shadow(0 0 18px rgba(212,175,55,.6))}
.results-banner .ending-name{
  font-family:"Noto Serif SC",serif;
  font-size:clamp(28px,4vw,40px);color:var(--ink-bright);letter-spacing:.08em;margin:10px 0 4px;font-weight:300;
}
.results-banner .ending-en{font-size:12px;color:var(--ink-dim);letter-spacing:.35em;font-style:italic}
.results-banner .ending-desc{font-size:14px;color:var(--ink);max-width:680px;margin:18px auto 0;line-height:1.85;font-style:italic}

.results-grid{display:grid;grid-template-columns:1fr;gap:18px;margin-bottom:18px}
@media(min-width:780px){.results-grid{grid-template-columns:1fr 1fr}}
.results-box{
  background:linear-gradient(170deg,rgba(17,20,31,.85),rgba(10,12,20,.92));
  border:1px solid rgba(212,175,55,.2);border-radius:14px;padding:20px;
  /* backdrop blur omitted for performance */
}
.results-box h4{font-size:12px;letter-spacing:.28em;color:var(--gold);margin-bottom:14px}

.score-row{display:flex;justify-content:space-between;align-items:center;margin:9px 0;font-size:13px;gap:10px}
.score-row .lbl{color:var(--ink-dim)}
.score-row .v{color:var(--gold-soft);font-weight:600}
.score-row .v.green{color:var(--green-soft)}
.score-row .v.red{color:var(--red-soft)}

.personality-box{
  background:linear-gradient(135deg,rgba(138,111,181,.12),rgba(80,124,184,.06));
  border:1px solid rgba(138,111,181,.32);
}
.personality-box h4{color:var(--purple-soft)}
.personality-name{font-family:"Noto Serif SC",serif;font-size:24px;color:var(--purple-soft);margin-bottom:6px}
.personality-en{font-size:11px;color:var(--ink-dim);letter-spacing:.22em;font-style:italic;margin-bottom:12px}
.personality-desc{font-size:13px;line-height:1.75;color:var(--ink)}
.personality-desc-en{font-size:11.5px;color:var(--ink-dim);font-style:italic;line-height:1.6;margin-top:8px}

.tag-bars{margin-top:14px}
.tag-row,.trait-row{margin:6px 0}
.tag-row .lbl,.trait-row .lbl{font-size:11px;color:var(--ink-dim);display:flex;justify-content:space-between;margin-bottom:4px}
.tag-row .lbl .v,.trait-row .lbl .v{color:var(--gold-soft)}
.tag-bar{height:6px;background:rgba(255,255,255,.05);border-radius:3px;overflow:hidden}
.tag-bar > div{height:100%;background:linear-gradient(90deg,var(--purple),var(--purple-soft));transition:width 1s cubic-bezier(.16,.84,.32,1)}

.choice-tree{
  background:linear-gradient(170deg,rgba(17,20,31,.85),rgba(10,12,20,.92));
  border:1px solid rgba(212,175,55,.2);
  border-radius:14px;padding:20px;margin-bottom:18px;max-height:500px;overflow:auto;
  /* backdrop blur omitted for performance */
}
.choice-tree h4{font-size:12px;letter-spacing:.28em;color:var(--gold);margin-bottom:16px}
.choice-node{
  margin:7px 0;padding:11px 14px;border-radius:9px;
  border-left:3px solid var(--gold);background:rgba(255,255,255,.025);
  transition:background .2s;
}
.choice-node:hover{background:rgba(255,255,255,.05)}
.choice-node .step{font-size:10px;letter-spacing:.25em;color:var(--gold);margin-bottom:4px}
.choice-node .text{font-size:13px;color:var(--ink);line-height:1.55}
.choice-node .delta{font-size:11px;color:var(--ink-dim);margin-top:6px;display:flex;gap:12px;flex-wrap:wrap}
.choice-node .delta .pos{color:var(--green-soft)}
.choice-node .delta .neg{color:var(--red-soft)}
.choice-node .verdict{font-size:11px;color:var(--ink-dim);font-style:italic;margin-top:6px;letter-spacing:.05em}

.results-actions{display:flex;gap:10px;justify-content:center;margin-top:24px;flex-wrap:wrap}

.portrait-frame{
  width:200px;margin:0 auto 16px;padding:10px;border-radius:14px;
  background:linear-gradient(180deg,rgba(10,12,20,.95),rgba(17,20,31,.95));
  border:2px solid var(--gold);position:relative;
  box-shadow:0 0 30px rgba(212,175,55,.22);
}
.portrait-frame svg{display:block;max-width:100%;height:auto}
.portrait-frame img{display:block;width:100%;height:auto;border-radius:8px}
.rarity-badge{
  position:absolute;top:-12px;left:50%;transform:translateX(-50%);
  padding:4px 14px;border-radius:99px;font-size:10px;font-weight:600;
  letter-spacing:.18em;white-space:nowrap;
}
.pop-pct{text-align:center;font-size:11px;color:var(--ink-dim);margin-bottom:10px;letter-spacing:.06em}
.pop-pct b{color:var(--gold-soft)}
.traits-row{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;margin:8px 0 12px}
.trait-pill{
  padding:3px 11px;font-size:11px;border-radius:99px;
  background:rgba(138,111,181,.15);border:1px solid rgba(138,111,181,.4);
  color:var(--purple-soft);
}
.era-note{
  margin-top:14px;padding:12px 14px;border-radius:9px;
  background:rgba(80,124,184,.08);border-left:2px solid var(--blue);
}
.era-note-label{font-size:10px;letter-spacing:.22em;color:var(--blue-soft);margin-bottom:5px}
.era-note > div:last-child{font-size:12.5px;color:var(--ink);line-height:1.6}
.term-pills{display:flex;flex-wrap:wrap;gap:6px}

/* =================================================================
   GENERIC BUTTONS
   ================================================================= */
.btn-primary{
  margin-top:24px;padding:14px 38px;font-size:14px;letter-spacing:.18em;
  background:linear-gradient(135deg,var(--gold),#a08020);
  color:#1a1a2a;font-weight:600;
  border:none;border-radius:99px;cursor:pointer;
  transition:all .25s;font-family:inherit;
  box-shadow:0 8px 28px rgba(212,175,55,.32);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 38px rgba(212,175,55,.5)}
.btn-primary:disabled{opacity:.4;cursor:not-allowed;transform:none}
.btn-secondary{
  padding:11px 24px;font-size:13px;letter-spacing:.12em;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(212,175,55,.3);color:var(--ink);
  border-radius:99px;cursor:pointer;transition:all .2s;font-family:inherit;
}
.btn-secondary:hover{background:rgba(212,175,55,.14);border-color:var(--gold);color:var(--gold-soft)}
.btn-secondary:disabled{opacity:.4;cursor:not-allowed}

/* =================================================================
   MODAL
   ================================================================= */
.modal-back{
  position:fixed;inset:0;background:rgba(0,0,0,.78);z-index:150;
  display:none;align-items:center;justify-content:center;
  backdrop-filter:blur(6px);
}
.modal-back.visible{display:flex}
.modal{
  background:linear-gradient(170deg,rgba(17,20,31,.98),rgba(10,12,20,.98));
  border:1px solid rgba(212,175,55,.4);border-radius:16px;padding:30px;
  max-width:600px;width:calc(100% - 32px);max-height:82vh;overflow:auto;
}
.modal h3{font-family:"Noto Serif SC",serif;font-size:22px;color:var(--gold-soft);margin-bottom:14px}

/* =================================================================
   SIDE DRAWER (mobile right rail)
   ================================================================= */
.drawer-back{
  position:fixed;inset:0;background:rgba(0,0,0,.65);z-index:140;
  opacity:0;pointer-events:none;transition:opacity .3s;/* backdrop blur omitted for performance */
}
.drawer-back.visible{opacity:1;pointer-events:all}
.side-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(360px,90vw);
  background:linear-gradient(170deg,var(--bg-elev) 0%,var(--bg) 100%);
  border-left:1px solid rgba(212,175,55,.3);
  z-index:145;transform:translateX(100%);transition:transform .35s cubic-bezier(.2,.9,.4,1);
  display:flex;flex-direction:column;padding-top:60px;
}
.side-drawer.visible{transform:translateX(0)}
.drawer-close{
  position:absolute;top:14px;right:14px;
  width:36px;height:36px;border-radius:9px;
  background:rgba(255,255,255,.04);border:1px solid rgba(212,175,55,.2);
  color:var(--ink);font-size:18px;cursor:pointer;
}
.drawer-close:hover{background:rgba(212,175,55,.14);border-color:var(--gold)}
.drawer-body{flex:1;overflow:auto;padding:14px 18px 24px}

.l1-drawer-toggle{
  position:fixed;right:14px;bottom:18px;z-index:80;
  width:56px;height:56px;border-radius:50%;
  background:linear-gradient(135deg,var(--gold),#a08020);
  color:var(--bg-deep);border:none;cursor:pointer;
  font-size:22px;
  box-shadow:0 8px 24px rgba(212,175,55,.45),0 0 20px rgba(212,175,55,.32);
  display:none;align-items:center;justify-content:center;
  transition:transform .2s;
}
.l1-drawer-toggle:hover{transform:scale(1.08)}
.l1-drawer-toggle:active{transform:scale(.96)}
@media(max-width:1099px){
  .l1-drawer-toggle{display:flex}
}

/* =================================================================
   PARTICLES (decision feedback)
   ================================================================= */
.particle{
  position:fixed;width:6px;height:6px;background:var(--gold);
  border-radius:50%;pointer-events:none;z-index:100;
  box-shadow:0 0 10px var(--gold);
}

/* =================================================================
   SCROLLBARS
   ================================================================= */
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:rgba(212,175,55,.25);border-radius:99px}
::-webkit-scrollbar-thumb:hover{background:rgba(212,175,55,.5)}

/* =================================================================
   ACADEMY
   ================================================================= */
.academy-wrap{max-width:1320px;margin:0 auto;padding:30px 24px 60px}
.academy-grid{display:grid;grid-template-columns:1fr;gap:18px;align-items:start}
@media(min-width:980px){.academy-grid{grid-template-columns:300px 1fr}}
.academy-side{
  background:linear-gradient(170deg,rgba(17,20,31,.85),rgba(10,12,20,.92));
  border:1px solid rgba(212,175,55,.2);border-radius:14px;padding:14px;
  max-height:80vh;overflow:auto;
}
@media(min-width:980px){.academy-side{position:sticky;top:18px}}
.academy-chap{display:flex;gap:10px;padding:11px 14px;border-radius:9px;cursor:pointer;margin-bottom:7px;transition:all .2s;border:1px solid transparent}
.academy-chap:hover:not(.locked){background:rgba(212,175,55,.1);border-color:rgba(212,175,55,.3)}
.academy-chap.active{background:rgba(212,175,55,.15);border-color:var(--gold)}
.academy-chap.locked{opacity:.4;cursor:not-allowed}
.academy-chap .ic{font-size:24px;flex-shrink:0;color:var(--gold)}
.academy-chap .body{flex:1;min-width:0}
.academy-chap .zh{font-family:"Noto Serif SC",serif;font-size:14px;color:var(--gold-soft)}
.academy-chap .en{font-size:10px;color:var(--ink-dim);font-style:italic;letter-spacing:.12em}
.academy-chap .lock{font-size:10px;color:var(--red-soft);margin-top:3px}

.academy-content{
  background:linear-gradient(170deg,rgba(17,20,31,.85),rgba(10,12,20,.92));
  border:1px solid rgba(212,175,55,.2);border-radius:14px;padding:26px;min-height:540px;
  /* backdrop blur omitted for performance */
}
.academy-chap-header{display:flex;gap:16px;align-items:center;margin-bottom:20px;padding-bottom:16px;border-bottom:1px solid rgba(212,175,55,.2)}
.academy-chap-header .ic{font-size:48px;color:var(--gold);filter:drop-shadow(0 0 14px rgba(212,175,55,.5))}
.academy-chap-header h2{font-family:"Noto Serif SC",serif;font-size:26px;color:var(--gold-soft);font-weight:300;letter-spacing:.05em}
.academy-chap-header .en{font-size:11px;color:var(--ink-dim);letter-spacing:.22em;font-style:italic}
.academy-chap-header .desc{font-size:13px;color:var(--ink);margin-top:6px;line-height:1.6}

.academy-lesson-tabs{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:16px;padding-bottom:14px;border-bottom:1px solid rgba(212,175,55,.15)}
.academy-lesson-tab{padding:8px 14px;background:rgba(255,255,255,.03);border:1px solid rgba(212,175,55,.2);border-radius:99px;cursor:pointer;font-size:12px;display:flex;align-items:center;gap:6px;transition:all .2s}
.academy-lesson-tab:hover{background:rgba(212,175,55,.1)}
.academy-lesson-tab.active{background:rgba(212,175,55,.18);border-color:var(--gold)}
.academy-lesson-tab .zh{color:var(--gold-soft)}
.academy-lesson-tab .en{font-size:10px;color:var(--ink-dim);font-style:italic;margin-left:2px}

.acad-section{margin-bottom:24px;padding:18px;background:rgba(0,0,0,.2);border-radius:10px;border-left:3px solid var(--gold)}
.acad-section.intro{border-left-color:var(--gold-soft)}
.acad-section.def{border-left-color:var(--green)}
.acad-section.history{border-left-color:var(--blue)}
.acad-section.example{border-left-color:var(--purple)}
.acad-section.svg-section{border:none;background:none;padding:8px 0}
.acad-section.interactive{border-left-color:var(--cyan)}
.acad-section.related{border-left-color:rgba(212,175,55,.3)}
.acad-section .section-label{font-size:10px;letter-spacing:.28em;color:var(--gold);margin-bottom:10px}
.acad-section h4{color:var(--gold-soft);font-size:15px;margin-bottom:8px;font-family:"Noto Serif SC",serif}
.acad-section p{font-size:14px;line-height:1.85;color:var(--ink);margin-bottom:10px}
.acad-section p em{color:var(--gold-soft);font-style:normal;font-weight:500}

.svg-wrap{background:rgba(10,12,20,.6);border-radius:12px;padding:16px;border:1px solid rgba(212,175,55,.15)}
.acad-section.svg-section .caption{margin-top:8px;text-align:center;font-size:12px;color:var(--ink-dim);font-style:italic;letter-spacing:.04em}

.term-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:10px;margin-top:10px}
.term-card-l{padding:13px;background:rgba(17,20,31,.85);border:1px solid rgba(212,175,55,.3);border-radius:10px;cursor:help;transition:all .25s}
.term-card-l:hover{border-color:var(--gold);transform:translateY(-2px);box-shadow:0 6px 18px rgba(212,175,55,.18)}
.term-card-l .t-head{display:flex;gap:8px;align-items:center;margin-bottom:7px}
.term-card-l .t-sym{font-size:24px;color:var(--gold)}
.term-card-l .t-zh{font-size:14px;color:var(--gold-soft);font-weight:500}
.term-card-l .t-en{font-size:10px;color:var(--ink-dim);letter-spacing:.1em;font-style:italic}
.term-card-l .t-def{font-size:11.5px;line-height:1.55;color:var(--ink)}

.term-pills{display:flex;flex-wrap:wrap;gap:6px}

.widget{padding:14px;background:rgba(17,20,31,.6);border:1px solid rgba(80,124,184,.3);border-radius:10px;margin-top:8px}
.widget-row{display:flex;align-items:center;gap:12px;margin:8px 0;font-size:13px;flex-wrap:wrap}
.widget-row label{flex:0 0 110px;color:var(--ink-dim)}
.widget-row input[type=range]{flex:1;min-width:120px}
.widget-row input[type=number]{padding:5px 9px;background:rgba(0,0,0,.3);border:1px solid rgba(212,175,55,.3);border-radius:5px;color:var(--ink);font-family:monospace}
.widget-row .val{min-width:40px;text-align:right;color:var(--gold-soft);font-family:monospace;font-weight:600}
.widget-output{margin-top:10px;padding:10px;background:rgba(0,0,0,.3);border-radius:7px;font-size:13px;line-height:1.6;color:var(--ink)}

/* =================================================================
   SHOP / HOME / CODEX
   ================================================================= */
.shop-wrap,.home-wrap,.codex-wrap{max-width:1320px;margin:0 auto;padding:30px 24px 60px}

.shop-tabs{display:flex;gap:8px;margin-bottom:18px;flex-wrap:wrap}
.shop-tab{
  padding:9px 18px;font-size:12px;letter-spacing:.15em;
  background:rgba(255,255,255,.03);border:1px solid rgba(212,175,55,.2);
  border-radius:99px;cursor:pointer;color:var(--ink);transition:all .2s;
}
.shop-tab.active{background:rgba(212,175,55,.16);border-color:var(--gold);color:var(--gold-soft)}
.shop-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:14px}
.shop-item{
  background:linear-gradient(170deg,rgba(17,20,31,.85),rgba(10,12,20,.92));
  border:1px solid rgba(212,175,55,.2);border-radius:14px;padding:18px;
  display:flex;flex-direction:column;gap:10px;
  transition:all .25s;/* backdrop blur omitted for performance */
}
.shop-item:hover{border-color:var(--gold);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.shop-item.owned{border-color:var(--green);opacity:.85}
.shop-item.cant-afford{opacity:.55}
.shop-item .head{display:flex;align-items:center;gap:10px}
.shop-item .symbol{font-size:30px;color:var(--gold);filter:drop-shadow(0 0 8px rgba(212,175,55,.4))}
.shop-item .name{font-family:"Noto Serif SC",serif;font-size:16px;color:var(--gold-soft)}
.shop-item .name-en{font-size:10px;color:var(--ink-dim);font-style:italic;letter-spacing:.15em}
.shop-item .tier{margin-left:auto;padding:3px 9px;border-radius:99px;font-size:10px;letter-spacing:.1em;background:rgba(212,175,55,.16);color:var(--gold-soft)}
.shop-item .tier.t2{background:rgba(80,124,184,.2);color:var(--blue-soft)}
.shop-item .tier.t3{background:rgba(138,111,181,.2);color:var(--purple-soft)}
.shop-item .tier.t4{background:rgba(192,67,45,.2);color:var(--red-soft)}
.shop-item .desc{font-size:12.5px;color:var(--ink);line-height:1.6}
.shop-item .joke{
  font-size:11.5px;color:var(--ink-dim);font-style:italic;line-height:1.55;
  padding:9px;background:rgba(255,255,255,.025);border-left:2px solid var(--gold);border-radius:0 5px 5px 0;
}
.shop-item .joke::before{content:"📖 经济学注脚 / Footnote: ";color:var(--gold);font-style:normal;font-size:10px;letter-spacing:.1em}
.shop-item .footer{display:flex;justify-content:space-between;align-items:center;margin-top:auto;padding-top:7px}
.shop-item .price{color:var(--gold-soft);font-weight:600;font-size:14px}
.shop-item .price.contrib{color:var(--purple-soft)}
.shop-item .buy{
  padding:7px 18px;font-size:12px;letter-spacing:.1em;
  background:linear-gradient(135deg,var(--gold),#a08020);
  color:var(--bg-deep);border:none;border-radius:99px;cursor:pointer;font-weight:600;
  transition:transform .2s;
}
.shop-item .buy:hover{transform:scale(1.05)}
.shop-item .buy:disabled{opacity:.4;cursor:not-allowed;transform:none}
.shop-item .owned-badge{padding:6px 14px;background:rgba(95,179,122,.2);color:var(--green-soft);border-radius:99px;font-size:11px;letter-spacing:.15em}

/* Home */
.home-grid{display:grid;grid-template-columns:1fr;gap:14px}
@media(min-width:1080px){.home-grid{grid-template-columns:280px 1fr 320px}}
.home-side{background:linear-gradient(170deg,rgba(17,20,31,.85),rgba(10,12,20,.92));border:1px solid rgba(212,175,55,.2);border-radius:12px;padding:14px}
.home-side h4{font-size:11px;letter-spacing:.25em;color:var(--gold);margin-bottom:10px}
.home-room{background:linear-gradient(180deg,#1a1d36 0%,#06070d 100%);border:1px solid rgba(212,175,55,.25);border-radius:14px;padding:18px;min-height:540px;position:relative}
.home-room-bg{position:absolute;inset:0;border-radius:14px;background:radial-gradient(ellipse at 30% 20%,rgba(212,175,55,.07),transparent 60%);pointer-events:none}
.home-floor{position:absolute;left:0;right:0;bottom:60px;height:48px;background:linear-gradient(180deg,rgba(60,40,20,.7),rgba(30,20,10,.95));border-top:1px solid rgba(212,175,55,.3)}
.home-decor{position:absolute;display:flex;align-items:flex-end;gap:0;left:20px;right:20px;bottom:108px;flex-wrap:wrap}
.decor-item{font-size:42px;margin:0 4px;cursor:help;transition:transform .25s;filter:drop-shadow(0 4px 8px rgba(0,0,0,.6))}
.decor-item:hover{transform:translateY(-4px) scale(1.1)}
.home-clicker{
  position:absolute;bottom:130px;left:50%;transform:translateX(-50%);
  width:200px;height:200px;border-radius:50%;
  background:radial-gradient(circle,rgba(212,175,55,.25),rgba(212,175,55,.05) 70%,transparent);
  border:2px solid rgba(212,175,55,.5);cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  transition:transform .12s;font-size:60px;color:var(--gold);
  text-shadow:0 0 30px rgba(212,175,55,.7);
}
.home-clicker:active{transform:translateX(-50%) scale(.95)}
.home-clicker:hover{box-shadow:0 0 60px rgba(212,175,55,.4)}
.home-clicker-label{position:absolute;bottom:80px;left:50%;transform:translateX(-50%);font-size:11px;letter-spacing:.3em;color:var(--gold);text-align:center}
.home-stats-bar{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:12px}
.home-stat{background:rgba(17,20,31,.85);border:1px solid rgba(212,175,55,.25);border-radius:9px;padding:10px;text-align:center}
.home-stat .lbl{font-size:10px;letter-spacing:.15em;color:var(--ink-dim)}
.home-stat .v{font-size:18px;color:var(--gold-soft);margin-top:3px;font-weight:600}
.home-upgrade{display:flex;gap:10px;padding:11px;border:1px solid rgba(212,175,55,.2);border-radius:9px;background:rgba(255,255,255,.03);margin-bottom:8px;transition:all .2s;cursor:help}
.home-upgrade:hover:not(.locked){border-color:var(--gold)}
.home-upgrade.locked{opacity:.4}
.home-upgrade.maxed{border-color:var(--green)}
.home-upgrade .icon{font-size:24px}
.home-upgrade .body{flex:1;min-width:0}
.home-upgrade .name{font-size:13px;color:var(--gold-soft)}
.home-upgrade .name-en{font-size:10px;color:var(--ink-dim);font-style:italic}
.home-upgrade .effect{font-size:11px;color:var(--ink);margin-top:2px}
.home-upgrade .joke{font-size:10.5px;color:var(--ink-dim);font-style:italic;margin-top:4px;line-height:1.4}
.home-upgrade .level{font-size:10px;color:var(--gold);letter-spacing:.1em}
.home-upgrade .buy-btn{padding:5px 11px;font-size:11px;background:rgba(212,175,55,.2);border:1px solid var(--gold);border-radius:99px;color:var(--gold-soft);cursor:pointer;font-family:inherit;align-self:center}
.home-upgrade .buy-btn:hover:not(:disabled){background:var(--gold);color:var(--bg-deep)}
.home-upgrade .buy-btn:disabled{opacity:.4;cursor:not-allowed}
.home-floating{position:absolute;font-size:14px;color:var(--gold-soft);font-weight:600;pointer-events:none;animation:floatUp 1.2s ease forwards}
@keyframes floatUp{0%{opacity:1;transform:translateY(0)}100%{opacity:0;transform:translateY(-60px)}}
.home-section-title{font-size:11px;letter-spacing:.25em;color:var(--gold);margin-bottom:8px}

/* Codex */
.codex-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}
.codex-card{padding:14px;background:linear-gradient(170deg,rgba(17,20,31,.85),rgba(10,12,20,.92));border:1px solid rgba(212,175,55,.3);border-radius:10px;transition:all .25s;cursor:help;backdrop-filter:blur(4px)}
.codex-card:hover{border-color:var(--gold);transform:translateY(-2px);box-shadow:0 6px 18px rgba(212,175,55,.2)}
.codex-card.unowned{opacity:.3}
.codex-card .symbol{font-size:24px;color:var(--gold);margin-bottom:7px}
.codex-card .zh{font-family:"Noto Serif SC",serif;font-size:15px;color:var(--gold-soft)}
.codex-card .en{font-size:11px;color:var(--ink-dim);font-style:italic;letter-spacing:.1em;margin-bottom:7px}
.codex-card .chap{font-size:10px;color:var(--gold);letter-spacing:.2em}

/* =================================================================
   RESPONSIVE BREAKPOINTS
   ================================================================= */
@media(max-width:880px){
  #hud{padding:0 14px;gap:10px;height:56px}
  .hud-logo-text{display:none}
  .hud-stats{gap:5px}
  .hud-stat{padding:4px 8px;font-size:11px}
  .hud-stat-lbl{display:none}
  .dev-tools{display:none}
  #main{top:56px}
  .l1-meta-row{gap:14px}
  .results-banner{padding:30px 18px}
}

@media(max-width:680px){
  #hud{gap:6px}
  .hud-nav{display:none}
  .hud-menu-toggle{display:flex}
  body.menu-open .hud-nav{
    display:flex;position:fixed;top:56px;left:0;right:0;
    flex-direction:column;gap:1px;padding:8px 14px;
    background:rgba(6,7,13,.96);border-bottom:1px solid rgba(212,175,55,.25);
    backdrop-filter:blur(14px);z-index:55;
  }
  body.menu-open .hud-icon{
    width:100%;height:48px;border-radius:9px;
    justify-content:flex-start;padding-left:18px;font-size:18px;
  }
  body.menu-open .hud-icon::after{
    content:attr(title);margin-left:14px;font-size:13px;letter-spacing:.1em;color:var(--ink-dim);
  }
  .cover-stage{padding:40px 18px 60px}
  .cover-content{padding:0}
  .cover-cta{padding:14px 26px}
  .cover-cta .cta-en{display:none}
  .map-cinematic,.hub-cinematic,.results-wrap,.academy-wrap,.shop-wrap,.home-wrap,.codex-wrap{padding:30px 18px 60px}
  .l1-topbar,.stage-header{padding:14px 18px 0}
  .l1-main-row{padding:14px 18px 40px;gap:14px}
  .l1-meta{padding:18px 18px}
  .opt-btn{padding:14px 18px 14px 54px;font-size:14px}
  .opt-btn .opt-letter{left:13px;width:28px;height:28px;line-height:26px;font-size:11px}
  .opt-btn:hover{transform:none}
  .era-card{min-height:380px}
  .era-card-name{font-size:24px}
  .era-card-content{padding:22px}
}

@media(max-width:420px){
  #hud .hud-logo-mark{font-size:18px}
  .hud-stats{gap:3px}
  .hud-stat{padding:3px 6px;border-radius:7px}
  .hud-stat-val{min-width:14px}
  .cover-title{font-size:44px}
  .cover-meta{font-size:10px}
  .l1-scene-body{padding:18px 14px 20px}
  .l1-narrative{font-size:15px;line-height:1.85}
}

/* =================================================================
   REDUCED MOTION
   ================================================================= */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.01ms !important;
  }
  .cover-image-layer,#bg-cinematic .bg-image,.l1-scene-art img,.l1-era-hero-bg{animation:none !important}
}