.readingDesign{
  --rd-accent: #8f6a3a;
  --rd-accent-strong: rgba(212,168,72,.88);
}

.readingDesign__note{
  display:flex;
  align-items:center;
  gap:10px;
  padding:12px 16px;
  margin:0 0 18px;
  background:var(--color-tile-bg);
  border:1px solid var(--color-tile-border);
  border-radius:12px;
  font-family:Arial,Helvetica,sans-serif;
  font-size:12.5px;
  line-height:1.5;
  color:var(--text-dim);
}

.readingDesign__panel{
  background:var(--color-card-bg);
  border:1px solid var(--color-tile-border);
  border-radius:var(--radius-panel);
  padding:clamp(20px,4vw,36px);
  box-shadow:0 18px 60px rgba(36,24,10,.10);
}

.readingDesign__top{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  margin-bottom:22px;
}

.readingDesign__topHeading{
  display:flex;
  gap:14px;
  align-items:flex-start;
}

.readingDesign__back{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:42px;
  height:42px;
  flex:0 0 42px;
  border-radius:50%;
  border:1px solid var(--color-tile-border);
  background:var(--color-tile-bg);
  color:var(--text-main);
  cursor:pointer;
  transition:background-color 160ms ease;
}
.readingDesign__back:hover{ background:var(--color-tile-bg-hover); }
.readingDesign__back svg{ width:18px; height:18px; }

.readingDesign__eyebrow{
  font-family:Arial,Helvetica,sans-serif;
  font-size:11px;
  font-weight:800;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--rd-accent);
  margin:4px 0 6px;
}
.readingDesign__heading h1{
  margin:0 0 6px;
  font-size:clamp(22px,3.4vw,28px);
  line-height:1.15;
  letter-spacing:-.01em;
}
.readingDesign__heading p{
  margin:0;
  font-family:Arial,Helvetica,sans-serif;
  font-size:13.5px;
  color:var(--text-dim);
  max-width:46ch;
}

.readingDesign__stage{
  border-radius:18px;
  padding:clamp(22px,5vw,40px) clamp(16px,4vw,30px);
  margin-bottom:22px;
  position:relative;
}
.readingDesign__stageLabel{
  position:absolute;
  top:10px;
  left:14px;
  font-family:Arial,Helvetica,sans-serif;
  font-size:9.5px;
  font-weight:700;
  letter-spacing:.1em;
  text-transform:uppercase;
  color:rgba(0,0,0,.32);
}

.readingDesign__block{
  max-width:480px;
  margin:0 auto;
  border-radius:22px;
  padding:30px 26px 32px;
  text-align:center;
  position:relative;
  overflow:hidden;
}
.readingDesign__cardWrap{
  position:relative;
  width:108px;
  margin:0 auto 14px;
}
.readingDesign__cardImg{
  display:block;
  width:108px;
  height:auto;
  border-radius:7px;
}
.readingDesign__shuffle{
  position:absolute;
  right:-14px;
  bottom:-8px;
  width:32px;
  height:32px;
  border-radius:50%;
  background:var(--color-card-bg);
  border:1px solid var(--color-tile-border);
  color:var(--text-main);
  font-size:15px;
  display:flex;
  align-items:center;
  justify-content:center;
  cursor:pointer;
  box-shadow:0 6px 16px rgba(0,0,0,.22);
  transition:transform 160ms ease;
}
.readingDesign__shuffle:hover{ transform:rotate(45deg); }

.readingDesign__blockEyebrow{
  font-family:Arial,Helvetica,sans-serif;
  font-size:10.5px;
  font-weight:800;
  letter-spacing:.14em;
  text-transform:uppercase;
  opacity:.72;
  margin:0 0 8px;
}
.readingDesign__blockHeader{
  font-size:21px;
  line-height:1.2;
  margin:0 0 20px;
  text-transform:uppercase;
  letter-spacing:-.02em;
}
.readingDesign__blockBody{
  margin:0;
  line-height:1.65;
}

.readingDesign__tabs{
  display:flex;
  gap:6px;
  background:var(--color-tile-bg);
  border:1px solid var(--color-tile-border);
  border-radius:var(--radius-pill);
  padding:5px;
  margin-bottom:20px;
}
.readingDesign__tabBtn{
  flex:1 1 0;
  font-family:Arial,Helvetica,sans-serif;
  font-size:12.5px;
  font-weight:800;
  letter-spacing:.03em;
  padding:9px 10px;
  border:0;
  border-radius:var(--radius-pill);
  background:transparent;
  color:var(--text-dim);
  cursor:pointer;
  transition:background-color 160ms ease,color 160ms ease;
}
.readingDesign__tabBtn.is-active{
  background:var(--color-card-bg);
  color:var(--text-main);
  box-shadow:0 2px 10px rgba(36,24,10,.14);
}

.readingDesign__tabPanel{ display:none; }
.readingDesign__tabPanel.is-active{ display:block; }

.readingDesign__fieldGroup{ margin-bottom:22px; }
.readingDesign__fieldGroup:last-child{ margin-bottom:0; }
.readingDesign__fieldLabel{
  font-family:Arial,Helvetica,sans-serif;
  font-size:12px;
  font-weight:700;
  color:var(--text-main);
  margin-bottom:10px;
}

.readingDesign__swatchGroup{ margin-bottom:12px; }
.readingDesign__swatchGroup:last-child{ margin-bottom:0; }
.readingDesign__swatchGroupLabel{
  margin:0 0 7px;
  font-family:Arial,Helvetica,sans-serif;
  font-size:10px;
  font-weight:800;
  letter-spacing:.1em;
  text-transform:uppercase;
  color:var(--text-dim);
  opacity:.68;
}
.readingDesign__swatchRow{ display:flex; flex-wrap:wrap; gap:10px; }
.readingDesign__swatch{
  width:34px;
  height:34px;
  border-radius:50%;
  border:2px solid rgba(0,0,0,.08);
  cursor:pointer;
  position:relative;
  transition:transform 140ms ease;
}
.readingDesign__swatch:hover:not(:disabled){ transform:translateY(-2px); }
.readingDesign__swatch.is-selected{
  box-shadow:0 0 0 3px var(--color-card-bg),0 0 0 5px var(--rd-accent);
}
.readingDesign__swatch:disabled{
  cursor:not-allowed;
  opacity:.32;
}
.readingDesign__swatch:disabled::after{
  content:"";
  position:absolute;
  inset:-2px;
  border-radius:50%;
  background:repeating-linear-gradient(135deg,rgba(138,47,47,.9) 0 2px,transparent 2px 5px);
  opacity:.55;
}

.readingDesign__pillRow{ display:flex; flex-wrap:wrap; gap:8px; }
.readingDesign__pill{
  font-family:Arial,Helvetica,sans-serif;
  font-size:12.5px;
  font-weight:700;
  padding:8px 16px;
  border-radius:var(--radius-pill);
  border:1px solid var(--color-tile-border);
  background:var(--color-tile-bg);
  color:var(--text-main);
  cursor:pointer;
  transition:background-color 160ms ease,border-color 160ms ease;
}
.readingDesign__pill.is-selected{
  background:var(--text-main);
  border-color:var(--text-main);
  color:var(--gold-soft);
}

.readingDesign__modeNote{
  font-family:Arial,Helvetica,sans-serif;
  font-size:12px;
  color:var(--rd-accent);
  background:rgba(212,168,72,.14);
  border:1px solid var(--rd-accent-strong);
  border-radius:10px;
  padding:9px 12px;
  margin-bottom:18px;
  display:none;
}
.readingDesign__modeNote.is-visible{ display:block; }

.readingDesign__themeGrid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(150px,1fr));
  gap:12px;
}
.readingDesign__themeCard{
  border:0;
  border-radius:14px;
  padding:0;
  background:none;
  cursor:pointer;
  display:block;
  transition:transform 160ms ease;
}
.readingDesign__themeCard:hover{ transform:translateY(-2px); }
.readingDesign__themeThumb{
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:4px;
  width:100%;
  height:96px;
  border-radius:14px;
  position:relative;
  overflow:hidden;
}
.readingDesign__themeThumbName{
  font-size:13px;
}
.readingDesign__themeCard.is-selected .readingDesign__themeThumb{
  box-shadow:0 0 0 3px var(--color-card-bg),0 0 0 5px var(--rd-accent);
}

.readingDesign__themeThumb--classic{ background:#ffffff; color:#24180a; border:1px solid rgba(143,106,58,.4); box-shadow:inset 0 0 0 4px rgba(143,106,58,.12); }
.readingDesign__themeThumb--midnight{ background:radial-gradient(circle at 50% 20%,#3a2c12 0%,#171310 62%); color:#f0d9a0; }
.readingDesign__themeThumb--rose{ background:linear-gradient(160deg,#fbe6ea,#f4d7de); color:#4a2138; }
.readingDesign__themeThumb--celestial{
  background:
    radial-gradient(1.5px 1.5px at 20% 30%,rgba(255,255,255,.8) 0,transparent 60%),
    radial-gradient(1.5px 1.5px at 70% 60%,rgba(255,255,255,.7) 0,transparent 60%),
    radial-gradient(1.5px 1.5px at 40% 80%,rgba(255,255,255,.6) 0,transparent 60%),
    radial-gradient(1.5px 1.5px at 85% 20%,rgba(255,255,255,.7) 0,transparent 60%),
    linear-gradient(160deg,#241b3d,#171130);
  color:#e4d9f7;
}
.readingDesign__themeThumb--emerald{ background:repeating-linear-gradient(115deg,#16311f 0 6px,#142c1c 6px 12px); color:#f4ecd8; }
.readingDesign__themeThumb--sunset{ background:linear-gradient(135deg,#7a2e1e,#c9622f); color:#fbe9d7; }
.readingDesign__themeThumb--golden{ background:linear-gradient(160deg,#fbe8d3,#f6d9ad); color:#4a2f1a; }
.readingDesign__themeThumb--moonstone{
  background:
    repeating-linear-gradient(100deg,rgba(255,255,255,.4) 0 3px,transparent 3px 9px),
    linear-gradient(160deg,#c9d3de,#aab6c4);
  color:#28323d;
}
.readingDesign__themeThumb--bloodmoon{ background:radial-gradient(circle at 60% 25%,#5c1620 0%,#2a0e12 65%); color:#f3d6d9; }
.readingDesign__themeThumb--fern{ background:repeating-linear-gradient(70deg,#d8e8c8 0 5px,#cfe0bd 5px 10px); color:#26401f; }
.readingDesign__themeThumb--cyberpunk{
  background:
    repeating-linear-gradient(0deg,rgba(77,238,234,.14) 0 1px,transparent 1px 22px),
    repeating-linear-gradient(90deg,rgba(255,46,136,.12) 0 1px,transparent 1px 22px),
    linear-gradient(160deg,#0a0e17,#141225);
  color:#4deeea;
}
.readingDesign__themeThumb--tropical{ background:linear-gradient(160deg,#0e9594 0%,#f9a13d 55%,#fb6f6f 100%); color:#0b3d38; }

.readingDesign__actions{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-top:26px;
  padding-top:22px;
  border-top:1px solid var(--color-tile-border);
  flex-wrap:wrap;
}
.readingDesign__ghostBtn{
  font-family:Arial,Helvetica,sans-serif;
  font-size:13px;
  font-weight:800;
  color:var(--text-dim);
  background:none;
  border:0;
  cursor:pointer;
  padding:12px 6px;
}
.readingDesign__ghostBtn:hover{ color:var(--text-main); }
.readingDesign__saveBtn{
  font-family:Arial,Helvetica,sans-serif;
  font-size:13.5px;
  font-weight:900;
  letter-spacing:.03em;
  text-transform:uppercase;
  color:#090909;
  background:var(--gold-soft);
  border:1px solid var(--rd-accent-strong);
  border-radius:var(--radius-pill);
  padding:13px 30px;
  cursor:pointer;
  transition:background-color 160ms ease;
}
.readingDesign__saveBtn:hover{ background:var(--gold); }
.readingDesign__saveBtn:disabled{ opacity:.6; cursor:not-allowed; }

@media (max-width:520px){
  .readingDesign__actions{ flex-wrap:wrap; }
  .readingDesign__saveBtn{ flex:1 1 auto; text-align:center; }

  .readingDesign__themeGrid{
    grid-template-columns:none;
    grid-template-rows:repeat(2,auto);
    grid-auto-flow:column;
    grid-auto-columns:150px;
    overflow-x:auto;
    overflow-y:hidden;
    -webkit-overflow-scrolling:touch;
    scroll-snap-type:x proximity;
    padding:8px;
    margin:-8px;
  }
  .readingDesign__themeCard{ scroll-snap-align:start; }
}