/* Studio uses a single practice workspace; the course library is secondary. */
body[data-page='studio'] {
  --st-bg: #f8f6f0;
  --st-paper: #fffefa;
  --st-ink: #282922;
  --st-muted: #77786d;
  --st-line: #e3e2d8;
  --st-green: #24523f;
  --st-green-strong: #183e2e;
  --st-gold: #ab7a3d;
  --st-red: #a43c2b;
  font-family: 'Be Vietnam Pro', 'Inter', sans-serif;
  -webkit-font-smoothing: antialiased;
}
[data-theme='dark'] body[data-page='studio'] {
  --st-bg: #181d18;
  --st-paper: #222a23;
  --st-ink: #f1eee4;
  --st-muted: #b4b9aa;
  --st-line: #3c483d;
  --st-green: #9ac8ad;
  --st-green-strong: #b7dbc3;
  --st-gold: #d7b67b;
  --st-red: #e39883;
}
body[data-page='studio'] .st-header { padding: 17px max(28px, calc((100vw - 1240px) / 2)); }
body[data-page='studio'] .st-main { max-width: 1296px; padding: 40px 28px 64px; }
.studio-intro { display: grid; grid-template-columns: minmax(280px, .78fr) minmax(0, 1.22fr); border: 1px solid var(--st-line); border-radius: 20px; overflow: hidden; background: var(--st-paper); box-shadow: 0 12px 35px #24342806; }
body[data-page='studio'] .st-hero { position: relative; display: flex; flex-direction: column; text-align: left; margin: 0; min-width: 0; padding: 42px 40px 35px; background: #214b3a; color: #fffaf0; }
.studio-eyebrow { color: #d9c7a2; font-size: 11px; font-weight: 600; letter-spacing: .16em; margin: 0 0 28px; }
body[data-page='studio'] .st-hero h1 { font-family: Georgia, 'Times New Roman', serif; font-size: clamp(38px, 3.5vw, 50px); font-weight: 400; line-height: 1.16; letter-spacing: -.035em; margin: 0; }
.st-hero h1 em { font-style: normal; color: #e6c58e; }
body[data-page='studio'] .st-hero-sub { margin: 23px 0 0; color: #d7e0d7; font-size: 14px; line-height: 1.85; max-width: 290px; }
.studio-sound { display: flex; align-items: center; gap: 7px; height: 55px; margin-top: auto; padding-top: 26px; box-sizing: content-box; }
.studio-sound i { width: 3px; height: 8px; border-radius: 3px; background: #dfc28e; opacity: .65; }
.studio-sound i:nth-child(3n) { height: 26px; }
.studio-sound i:nth-child(4n) { height: 43px; }
.studio-sound i:nth-child(5n) { height: 18px; }
body[data-page='studio'] .st-input-card { min-width: 0; border: 0; border-radius: 0; box-shadow: none; padding: 36px; background: var(--st-paper); }
.studio-desk-head { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 22px; }
.studio-desk-head h2 { font-family: 'Be Vietnam Pro', sans-serif; font-size: 22px; font-weight: 600; line-height: 1.45; letter-spacing: -.035em; margin: 0; }
.studio-mode { font-size: 11px; color: var(--st-muted); white-space: nowrap; padding-left: 12px; border-left: 1px solid var(--st-line); }
body[data-page='studio'] #practiceInput { display: block; width: 100%; min-height: 142px; padding: 19px 20px; border: 1px solid var(--st-line); border-radius: 10px; background: var(--st-bg); color: var(--st-ink); font-family: 'Be Vietnam Pro', 'Noto Serif SC', sans-serif; font-size: 23px; line-height: 1.65; }
body[data-page='studio'] #practiceInput::placeholder { font-family: 'Be Vietnam Pro', sans-serif; font-size: 16px; color: var(--st-muted); opacity: .8; }
.studio-input-meta { display: flex; justify-content: space-between; gap: 12px; margin-top: 8px; color: var(--st-muted); font-size: 11px; }
.studio-voice-row { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; margin-top: 10px; color: var(--st-muted); font-size: 12px; }
.studio-voice-btn { border: 1px solid var(--st-line); border-radius: 8px; padding: 9px 13px; background: var(--st-bg); color: var(--st-ink); font: inherit; font-weight: 700; cursor: pointer; }
.studio-voice-btn[aria-pressed="true"] { border-color: #b73b36; color: #b73b36; }
.studio-voice-btn:disabled { opacity: .55; cursor: wait; }
.studio-input-meta .st-count { font-size: 11px; }
.studio-suggestions { margin-top: 22px; }
.studio-suggestions-label { display: block; font-size: 12px; color: var(--st-muted); margin-bottom: 9px; }
body[data-page='studio'] .st-chips { gap: 8px; margin-top: 0; }
body[data-page='studio'] .st-chips button { border: 1px solid var(--st-line); background: transparent; border-radius: 7px; padding: 8px 15px; font-family: 'Noto Serif SC', serif; font-size: 17px; line-height: 1.5; color: var(--st-ink); transition: background .15s, border-color .15s; }
body[data-page='studio'] .st-chips button:hover { background: var(--st-green-soft); border-color: var(--st-green); color: var(--st-green); }
body[data-page='studio'] .st-input-foot { display: flex; align-items: center; border-top: 1px solid var(--st-line); margin-top: 25px; padding-top: 22px; flex-wrap: nowrap; gap: 16px; }
body[data-page='studio'] .st-usage-note { min-width: 0; flex: 1; font-size: 12px; line-height: 1.6; font-weight: 400; color: var(--st-muted); }
body[data-page='studio'] .st-usage-note.is-low { color: var(--st-danger); }
body[data-page='studio'] .st-primary { flex: none; padding: 13px 23px; border-radius: 8px; font-size: 15px; font-weight: 600; }
body[data-page='studio'] .st-primary span { margin-left: 24px; }
body[data-page='studio'] .st-primary:disabled { opacity: .65; }
body[data-page='studio'] .st-section { margin-top: 42px; scroll-margin-top: 100px; }
body[data-page='studio'] .st-section-head { align-items: center; margin-bottom: 24px; gap: 20px; }
body[data-page='studio'] .st-section-head h2 { font-family: 'Be Vietnam Pro', sans-serif; font-size: 25px; font-weight: 600; line-height: 1.4; letter-spacing: -.04em; }
.studio-path-note { margin: 7px 0 0; font-size: 13px; color: var(--st-muted); }
body[data-page='studio'] .st-link { font-size: 13px; font-weight: 600; text-decoration: none; white-space: nowrap; }
body[data-page='studio'] .st-link span { margin-left: 10px; }
body[data-page='studio'] .pc-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
body[data-page='studio'] .pc-card { min-width: 0; border-radius: 12px; }
body[data-page='studio'] .pc-body { padding: 20px; gap: 11px; }
body[data-page='studio'] .pc-title { font-family: 'Be Vietnam Pro', sans-serif; font-size: 17px; font-weight: 600; }
body[data-page='studio'] .pc-chip { font-size: 10px; border-radius: 4px; padding: 3px 7px; }
body[data-page='studio'] .pc-type { border-radius: 5px; font-size: 11px; }
body[data-page='studio'] .pc-tagline { font-size: 13px; }
body[data-page='studio'] .pc-link { border-top: 1px solid var(--st-line); padding-top: 13px; margin-top: auto; font-size: 13px; font-weight: 600; }
body[data-page='studio'] .st-skeleton { height: 340px; border-radius: 12px; }
body[data-page='studio'] .ph-empty { grid-column: 1 / -1; }
body[data-page='studio'] .st-footer { max-width: 1296px; padding: 24px 28px; border-top: 1px solid var(--st-line); font-size: 12px; }
body[data-page='studio'] :is(a, button, textarea):focus-visible { outline: 2px solid var(--st-gold); outline-offset: 4px; }
[data-theme='dark'] body[data-page='studio'] :is(.st-primary, .st-signin) { color: #18271e; }
[data-theme='dark'] body[data-page='studio'] :is(.pc-link, .pc-chip--count) { color: var(--st-green); }
@media (max-width: 1050px) {
  .studio-intro { grid-template-columns: minmax(250px, .72fr) minmax(0, 1.28fr); }
  body[data-page='studio'] .st-hero { padding: 32px 26px; }
  body[data-page='studio'] .st-input-card { padding: 28px; }
  .studio-desk-head { align-items: start; }
  .studio-mode { display: none; }
}
@media (max-width: 760px) {
  .studio-intro { grid-template-columns: 1fr; }
  body[data-page='studio'] .st-hero { padding: 28px; }
  .studio-eyebrow { margin-bottom: 13px; }
  body[data-page='studio'] .st-hero h1 { font-size: 37px; }
  body[data-page='studio'] .st-hero h1 br { display: none; }
  body[data-page='studio'] .st-hero h1 em::before { content: ' '; }
  body[data-page='studio'] .st-hero-sub { max-width: none; margin-top: 12px; font-size: 13px; }
  .studio-sound { display: none; }
  body[data-page='studio'] .st-usage-note { order: 0; flex-basis: auto; }
  body[data-page='studio'] .pc-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
}
@media (max-width: 540px) {
  body[data-page='studio'] .st-header { padding: 13px 16px; gap: 8px; }
  body[data-page='studio'] .st-brand-text strong { font-size: 12px; }
  body[data-page='studio'] .st-brand-logo { width: 32px; height: 35px; font-size: 19px; }
  body[data-page='studio'] .st-header-right { gap: 6px; }
  body[data-page='studio'] #accountName { max-width: 64px; }
  body[data-page='studio'] .st-signin { font-size: 12px; padding: 9px 11px; }
  body[data-page='studio'] .st-main { padding: 22px 16px 40px; }
  body[data-page='studio'] .st-hero { padding: 25px 22px; }
  body[data-page='studio'] .st-hero h1 { font-size: 32px; }
  body[data-page='studio'] .st-hero h1 br { display: block; }
  body[data-page='studio'] .st-hero h1 em::before { content: none; }
  .studio-eyebrow { font-size: 10px; }
  body[data-page='studio'] .st-input-card { padding: 24px 20px; }
  .studio-desk-head { margin-bottom: 16px; }
  .studio-desk-head h2 { font-size: 19px; }
  body[data-page='studio'] #practiceInput { min-height: 120px; padding: 14px; }
  body[data-page='studio'] #practiceInput::placeholder { font-size: 14px; }
  body[data-page='studio'] .st-chips { gap: 6px; }
  body[data-page='studio'] .st-chips button { font-size: 15px; padding: 8px 10px; }
  body[data-page='studio'] .st-input-foot { gap: 10px; }
  body[data-page='studio'] .st-primary { padding: 12px 16px; font-size: 14px; }
  body[data-page='studio'] .st-primary span { margin-left: 12px; }
  body[data-page='studio'] .st-section { margin-top: 32px; }
  body[data-page='studio'] .st-section-head { align-items: start; flex-wrap: wrap; gap: 12px; }
  body[data-page='studio'] .st-section-head h2 { font-size: 23px; }
  .studio-path-note { font-size: 12px; }
  body[data-page='studio'] .pc-grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  body[data-page='studio'] *, body[data-page='studio'] *::before { animation: none !important; transition: none !important; }
}