:root{
  --bg:#f6efdf;
  --bg-soft:#fbf7ee;
  --panel:#f3ecd9;
  --panel-strong:#ece1c7;
  --text:#2f2417;
  --muted:#7d6b4a;
  --gold:#9c7a2c;
  --gold-soft:rgba(156,122,44,.16);
  --line:rgba(156,122,44,.28);
  --shadow:0 16px 40px rgba(71,48,15,.12);
  --radius:18px;
}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%}
body{
  background:
    radial-gradient(circle at top, rgba(214,196,151,.45), transparent 40%),
    linear-gradient(180deg, #f8f2e6 0%, #f5eddc 100%);
  color:var(--text);
  font-family:"Cormorant Garamond", Georgia, serif;
}
.grain{
  position:fixed; inset:0; pointer-events:none; opacity:.08;
  background-image: radial-gradient(rgba(0,0,0,.3) 0.35px, transparent 0.5px);
  background-size:7px 7px;
}
.shell{
  width:min(100%, 780px);
  margin:0 auto;
  padding:24px 18px calc(34px + env(safe-area-inset-bottom));
  position:relative;
}
.masthead{
  text-align:center;
  padding:18px 0 20px;
  border-bottom:1px solid var(--line);
  position:relative;
}
.meta-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-bottom:6px;
}
.version-tag,.date-stamp{
  font-family:"Cinzel", serif;
  color:var(--muted);
  font-size:.82rem;
  letter-spacing:.12em;
  text-transform:uppercase;
}
.masthead h1{
  margin:0;
  font-family:"Cinzel Decorative","Cinzel",serif;
  font-size:clamp(1.9rem, 5vw, 3rem);
  color:var(--gold);
  letter-spacing:.08em;
  text-shadow:0 1px 0 rgba(255,255,255,.7), 0 8px 24px rgba(156,122,44,.18);
}
.subhead{
  margin:.55rem 0 0;
  font-family:"Cinzel",serif;
  letter-spacing:.2em;
  color:var(--muted);
  font-size:.9rem;
}
.hero{
  margin:28px auto 18px;
  width:min(92%, 630px);
}
.hero img{
  display:block;
  width:100%;
  border-radius:10px;
  box-shadow:0 22px 50px rgba(50,31,9,.22);
}
.welcome{
  text-align:center;
  margin:12px auto 18px;
  width:min(100%, 640px);
}
.welcome p{
  margin:0;
  font-size:clamp(1.35rem,4vw,2rem);
  font-style:italic;
  line-height:1.35;
}
.persona-section{
  margin:20px auto 16px;
  display:grid;
  grid-template-columns:repeat(3, minmax(0,1fr));
  gap:12px;
}
.persona{
  appearance:none;
  border:1px solid var(--line);
  background:linear-gradient(180deg, rgba(255,252,246,.75), rgba(243,236,217,.88));
  color:var(--text);
  border-radius:12px;
  padding:16px 12px;
  cursor:pointer;
  transition:.18s ease;
  box-shadow:var(--shadow);
}
.persona:hover,.persona:focus-visible{transform:translateY(-1px);border-color:rgba(156,122,44,.55)}
.persona.is-active{background:linear-gradient(180deg, rgba(252,247,236,.95), rgba(240,226,190,.95));border-color:rgba(156,122,44,.65)}
.persona-name{display:block;font-family:"Cinzel",serif;letter-spacing:.14em;font-size:1rem;margin-bottom:6px}
.persona-note{display:block;color:var(--muted);font-size:1rem;font-style:italic}
.conversation{
  display:flex;
  flex-direction:column;
  gap:14px;
  min-height:120px;
  padding-bottom:12px;
}
.bubble-wrap{display:flex;flex-direction:column;gap:6px}
.bubble-wrap.user{align-items:flex-end}
.speaker{
  font-family:"Cinzel",serif;
  font-size:.72rem;
  letter-spacing:.14em;
  color:var(--muted);
  text-transform:uppercase;
}
.bubble{
  max-width:min(100%, 640px);
  padding:16px 18px;
  border-radius:18px;
  line-height:1.45;
  box-shadow:var(--shadow);
}
.user .bubble{
  background:rgba(237,225,200,.78);
  border:1px solid rgba(156,122,44,.2);
  border-top-right-radius:4px;
}
.assistant .bubble{
  background:rgba(255,252,246,.95);
  border:1px solid rgba(156,122,44,.28);
  border-top-left-radius:4px;
}
.answer-text{font-size:1.12rem}
.answer-text p{margin:.12rem 0 .82rem}
.answer-text p:last-child{margin-bottom:0}
.answer-meta{
  margin-top:10px;
  padding-top:10px;
  border-top:1px solid rgba(156,122,44,.18);
  color:var(--muted);
  font-size:.92rem;
  display:flex;
  flex-wrap:wrap;
  gap:8px 12px;
}
.meta-chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  border:1px solid rgba(156,122,44,.22);
  border-radius:999px;
  padding:4px 10px;
  background:rgba(243,236,217,.55);
}
.composer-wrap{
  position:sticky;
  bottom:0;
  z-index:5;
  padding-top:12px;
  padding-bottom:calc(8px + env(safe-area-inset-bottom));
  background:linear-gradient(180deg, rgba(246,239,223,0), rgba(246,239,223,.88) 14%, rgba(246,239,223,.97) 34%, rgba(246,239,223,1) 100%);
  backdrop-filter: blur(1px);
}
.composer{
  display:grid;
  grid-template-columns:minmax(0,1fr) 140px;
  gap:12px;
  align-items:stretch;
}
textarea{
  width:100%;
  resize:vertical;
  min-height:84px;
  max-height:160px;
  padding:18px;
  border-radius:14px;
  border:1px solid var(--line);
  background:rgba(255,252,246,.95);
  font:italic 1.1rem/1.45 "Cormorant Garamond", Georgia, serif;
  color:var(--text);
  box-shadow:var(--shadow);
}
textarea::placeholder{color:#9f937b}
.enter-button{
  border-radius:14px;
  border:1px solid rgba(156,122,44,.48);
  background:linear-gradient(180deg, #faf5e8, #efe2c2);
  color:#7f5f18;
  font-family:"Cinzel",serif;
  letter-spacing:.16em;
  font-size:1rem;
  cursor:pointer;
  box-shadow:var(--shadow);
}
.enter-button:hover,.enter-button:focus-visible{filter:brightness(1.02)}
.suggestions{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin:0 0 10px;
}
.suggestion-chip{
  border:1px solid var(--line);
  background:rgba(255,251,243,.85);
  border-radius:999px;
  padding:8px 12px;
  font-size:.95rem;
  color:var(--muted);
  cursor:pointer;
}
.notice{
  margin-top:16px;
  border:1px solid var(--line);
  background:rgba(243,236,217,.82);
  border-radius:14px;
  padding:18px 18px 20px;
  box-shadow:var(--shadow);
}
.notice p{
  margin:0;
  font-family:"Cinzel",serif;
  letter-spacing:.05em;
  line-height:1.55;
  font-size:.92rem;
  color:var(--muted);
}
.sr-only{
  position:absolute;
  width:1px;height:1px;
  padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;
}
@media (max-width: 680px){
  .shell{padding:18px 14px calc(28px + env(safe-area-inset-bottom))}
  .persona-section{grid-template-columns:1fr}
  .composer{grid-template-columns:1fr}
  .enter-button{min-height:58px}
  .welcome p{font-size:1.9rem}
}


.switch-note{
  font-family:"Cinzel",serif;
  font-size:.72rem;
  letter-spacing:.08em;
  color:var(--muted);
  margin-bottom:6px;
  text-transform:none;
}
.suggestions{
  max-height:92px;
  overflow:hidden;
}
@media (max-width: 680px){
  .suggestions{max-height:86px}
  .suggestion-chip{font-size:.92rem;padding:7px 11px}
}


/* V2.3.1 Level II controls */
.level2-entry-wrap{padding:0 24px 18px;}
.level2-entry-btn{
  display:block;
  width:100%;
  border:2px solid rgba(178,148,83,.34);
  border-radius:28px;
  background:rgba(255,255,255,.55);
  color:#7f6d47;
  padding:18px 20px;
  text-align:center;
  text-transform:uppercase;
  letter-spacing:4px;
  font-size:clamp(1rem,2.8vw,1.2rem);
  text-decoration:none;
}
.level2-entry-btn:hover{background:rgba(255,255,255,.72);}


.mirror-button{display:block;margin:14px auto 0;padding:10px 22px;border-radius:999px;border:1px solid rgba(145,21,52,.55);background:#8b1737;color:#f4dddf;font-family:"Cinzel",serif;letter-spacing:2px;font-size:.95rem;box-shadow:0 10px 24px rgba(82,10,30,.18);cursor:pointer;transition:.18s ease;} .mirror-button:hover,.mirror-button:focus-visible{transform:translateY(-1px);box-shadow:0 12px 28px rgba(82,10,30,.22);} .mirror-button.is-active,.mirror-button[aria-pressed="true"]{background:#b0174e;border-color:rgba(176,23,78,.8);color:#fff1f4;box-shadow:0 14px 32px rgba(98,7,36,.28);} 


/* V5.0ARCANALux Level III */
.level3-entry-wrap{padding:0 24px 18px;}
.level3-entry-btn{
  display:block;
  width:100%;
  border:1px solid rgba(24,24,24,.75);
  border-radius:28px;
  background:linear-gradient(180deg,#1a1a1a,#050505);
  color:#efe7d3;
  padding:18px 20px;
  text-align:center;
  text-transform:uppercase;
  letter-spacing:4px;
  font-size:clamp(1rem,2.8vw,1.2rem);
  text-decoration:none;
  box-shadow:0 18px 32px rgba(0,0,0,.18);
}
.level3-entry-btn:hover,.level3-entry-btn:focus-visible{
  background:linear-gradient(180deg,#202020,#0a0a0a);
}
.level3-placeholder{
  min-height:100vh;
  background:
    radial-gradient(circle at top, rgba(90,75,48,.18), transparent 30%),
    linear-gradient(180deg,#040404 0%, #0c0b0a 100%);
  color:#dfc787;
}
.level3-placeholder .shell{
  width:min(100%, 780px);
  min-height:100vh;
  display:flex;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  text-align:center;
  padding:32px 18px calc(34px + env(safe-area-inset-bottom));
}
.level3-placeholder h1{
  margin:0 0 10px;
  font-family:"Cinzel Decorative","Cinzel",serif;
  letter-spacing:.1em;
  font-size:clamp(2.1rem,6vw,4rem);
  color:#d9bd73;
}
.level3-placeholder p{
  margin:0;
  color:rgba(239,231,211,.88);
  font-size:clamp(1.15rem,3vw,1.4rem);
  letter-spacing:.08em;
  text-transform:uppercase;
}


/* V5.0.1 Level III gateway refinement */
@media (max-width: 700px) {
  .gateway-panel {
    padding: 20px 18px;
  }
  .gateway-panel .field-stack {
    display: block;
  }
  .gateway-panel .gateway-label {
    display: block;
    margin-bottom: 10px;
  }
  .gateway-panel .gateway-input {
    width: 100%;
    display: block;
  }
  .gateway-panel .gateway-actions {
    display: block !important;
    margin-top: 14px;
  }
  .gateway-panel .enter-button {
    width: 100%;
    display: block;
  }
  .gateway-panel .identity-note {
    margin-top: 12px;
  }
}

.chamber-epigraph{
  text-align:center;
  margin:0 auto 20px;
  width:min(100%,580px);
}
.chamber-epigraph p{
  margin:0;
  font-size:clamp(1.05rem,2.8vw,1.35rem);
  font-style:italic;
  color:var(--muted);
  line-height:1.5;
  letter-spacing:.01em;
}