/* Standalone Medu AI workspace. All tokens and selectors stay locally scoped so
   this page cannot alter Notes or question-bank palettes. */
body.medu-ai-workspace-page {
  --ma-bg: #f5f7fb;
  --ma-panel: #ffffff;
  --ma-panel-soft: #f8fafc;
  --ma-panel-raised: #ffffff;
  --ma-ink: #152033;
  --ma-copy: #667085;
  --ma-subtle: #667085;
  --ma-line: #e2e8f0;
  --ma-line-strong: #cbd5e1;
  --ma-accent: var(--primary-color, #f97316);
  --ma-accent-ink: #07111f;
  --ma-accent-soft: color-mix(in srgb, var(--ma-accent) 9%, var(--ma-panel));
  --ma-success: #16805a;
  --ma-danger: #c33d55;
  --ma-shadow: 0 20px 65px rgba(15, 23, 42, .1);
  min-width: 0;
  overflow-x: hidden;
  overflow-y: auto;
  color: var(--ma-ink);
  background: var(--ma-bg);
}

[data-theme="dark"] body.medu-ai-workspace-page {
  --ma-bg: #09111f;
  --ma-panel: #101a2b;
  --ma-panel-soft: #0c1524;
  --ma-panel-raised: #152136;
  --ma-ink: #eef4ff;
  --ma-copy: #aab8cd;
  --ma-subtle: #75849a;
  --ma-line: #26354a;
  --ma-line-strong: #354860;
  --ma-accent-ink: #07111f;
  --ma-success: #58d49e;
  --ma-danger: #ff8fa3;
  --ma-shadow: 0 24px 80px rgba(0, 0, 0, .32);
}

body.medu-ai-workspace-page *,
body.medu-ai-workspace-page *::before,
body.medu-ai-workspace-page *::after { box-sizing: border-box; }

body.medu-ai-workspace-page > .medu-ai-workspace {
  position: relative;
  display: grid;
  grid-template-columns: 272px minmax(0, 1fr);
  width: 100%;
  height: calc(100dvh - 74px);
  min-height: 590px;
  overflow: hidden;
  color: var(--ma-ink);
  background:
    radial-gradient(circle at 86% -12%, color-mix(in srgb, var(--ma-accent) 10%, transparent) 0, transparent 31rem),
    var(--ma-bg);
}

.medu-ai-workspace button,
.medu-ai-workspace textarea,
.medu-ai-workspace label { font-family: Poppins, sans-serif; }

.medu-ai-workspace button:focus-visible,
.medu-ai-workspace label:focus-visible,
.medu-ai-workspace textarea:focus-visible,
.medu-ai-workspace a:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--ma-accent) 28%, transparent);
  outline-offset: 2px;
}

.medu-ai-workspace-rail {
  position: relative;
  z-index: 3;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 21px;
  overflow-y: auto;
  padding: 22px 17px 18px;
  border-right: 1px solid var(--ma-line);
  background: color-mix(in srgb, var(--ma-panel) 94%, transparent);
}

.medu-ai-workspace-rail-brand,
.medu-ai-workspace-heading {
  display: flex;
  align-items: center;
  gap: 11px;
  min-width: 0;
}

.medu-ai-workspace-logo {
  flex: 0 0 auto;
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  color: var(--ma-accent-ink);
  background: linear-gradient(145deg, color-mix(in srgb, var(--ma-accent) 76%, #fff), var(--ma-accent));
  box-shadow: 0 9px 22px color-mix(in srgb, var(--ma-accent) 25%, transparent);
  font-size: 22px;
}

.medu-ai-workspace-rail-brand strong,
.medu-ai-workspace-rail-brand small { display: block; }
.medu-ai-workspace-rail-brand strong { font-size: .94rem; line-height: 1.2; }
.medu-ai-workspace-rail-brand small { margin-top: 3px; color: var(--ma-copy); font-size: .7rem; }

.medu-ai-workspace-new {
  width: 100%;
  min-height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 13px;
  border: 1px solid var(--ma-line-strong);
  border-radius: 13px;
  color: var(--ma-ink);
  background: var(--ma-panel-raised);
  box-shadow: 0 5px 16px color-mix(in srgb, #0f172a 5%, transparent);
  font-size: .78rem;
  font-weight: 750;
  cursor: pointer;
  transition: border-color .16s ease, transform .16s ease, background .16s ease;
}
.medu-ai-workspace-new:hover { border-color: var(--ma-accent); background: var(--ma-accent-soft); transform: translateY(-1px); }
.medu-ai-workspace-new .material-symbols-outlined { font-size: 19px; }

.medu-ai-workspace-capabilities { display: grid; gap: 5px; }
.medu-ai-workspace-capabilities h2 {
  margin: 0 8px 6px;
  color: var(--ma-subtle);
  font-size: max(.68rem, 13px);
  font-weight: 800;
  letter-spacing: .09em;
  text-transform: uppercase;
}
.medu-ai-workspace-capabilities button {
  width: 100%;
  min-height: 40px;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 8px 10px;
  border: 0;
  border-radius: 11px;
  color: var(--ma-copy);
  background: transparent;
  font-size: .75rem;
  font-weight: 650;
  text-align: left;
  cursor: pointer;
}
.medu-ai-workspace-capabilities button:hover { color: var(--ma-ink); background: var(--ma-accent-soft); }
.medu-ai-workspace-capabilities button .material-symbols-outlined { color: var(--ma-accent); font-size: 19px; }

.medu-ai-workspace-rail-note {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 8px;
  margin-top: auto;
  padding: 12px;
  border: 1px solid var(--ma-line);
  border-radius: 13px;
  color: var(--ma-copy);
  background: var(--ma-panel-soft);
  font-size: max(.68rem, 13px);
  line-height: 1.55;
}
.medu-ai-workspace-rail-note .material-symbols-outlined { color: var(--ma-success); font-size: 17px; }
.medu-ai-workspace-rail-note p { margin: 0; }
.medu-ai-workspace-rail-note strong { color: var(--ma-ink); }

.medu-ai-workspace-chat {
  position: relative;
  min-width: 0;
  min-height: 0;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  overflow: hidden;
}

.medu-ai-workspace-header {
  position: relative;
  z-index: 5;
  min-width: 0;
  min-height: 69px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 11px clamp(16px, 2.5vw, 31px);
  border-bottom: 1px solid var(--ma-line);
  background: color-mix(in srgb, var(--ma-panel) 93%, transparent);
  backdrop-filter: blur(18px);
}
.medu-ai-workspace-heading .medu-ai-workspace-logo { display: none; width: 38px; height: 38px; border-radius: 12px; font-size: 20px; }
.medu-ai-workspace-heading h1 { margin: 0; color: var(--ma-ink); font-size: 1rem; line-height: 1.2; }
.medu-ai-workspace-heading p { display: flex; align-items: center; gap: 6px; margin: 3px 0 0; color: var(--ma-copy); font-size: .7rem; }
.medu-ai-workspace-online { width: 7px; height: 7px; border-radius: 50%; background: #2ac66d; box-shadow: 0 0 0 3px color-mix(in srgb, #2ac66d 15%, transparent); }

.medu-ai-workspace-header-actions { display: flex; align-items: center; gap: 8px; }
.medu-ai-workspace-allowance { width: min(190px, 23vw); display: grid; gap: 5px; color: var(--ma-copy); font-size: .66rem; font-weight: 700; line-height: 1.25; }
.medu-ai-workspace-allowance > span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.medu-ai-workspace-allowance > i { height: 4px; overflow: hidden; border-radius: 999px; background: var(--ma-line-strong); }
.medu-ai-workspace-allowance > i > b { display: block; width: 0; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--ma-accent), var(--ma-success)); transition: width .25s ease; }
.medu-ai-workspace-access {
  max-width: 190px;
  overflow: hidden;
  padding: 6px 10px;
  border-radius: 999px;
  color: var(--ma-success);
  background: color-mix(in srgb, var(--ma-success) 9%, var(--ma-panel));
  font-size: .7rem;
  font-weight: 750;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.medu-ai-workspace-header-actions button {
  min-width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 0 9px;
  border: 1px solid var(--ma-line);
  border-radius: 10px;
  color: var(--ma-copy);
  background: var(--ma-panel-soft);
  font-size: .7rem;
  font-weight: 700;
  cursor: pointer;
}
.medu-ai-workspace-header-actions button:hover:not(:disabled) { color: var(--ma-danger); border-color: color-mix(in srgb, var(--ma-danger) 45%, var(--ma-line)); }
.medu-ai-workspace-header-actions button:disabled { opacity: .42; cursor: default; }
.medu-ai-workspace-header-actions .material-symbols-outlined { font-size: 18px; }
#medu-ai-mobile-new-chat { display: none; }

.medu-ai-workspace-thread {
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  gap: 24px;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: clamp(23px, 4vw, 52px) max(18px, calc((100% - 820px) / 2));
  scroll-behavior: smooth;
  scrollbar-color: var(--ma-line-strong) transparent;
}

.medu-ai-workspace-welcome {
  width: min(100%, 720px);
  margin: auto;
  padding: 20px 0 30px;
  text-align: center;
}
.medu-ai-workspace-welcome-icon {
  width: 62px;
  height: 62px;
  display: grid;
  place-items: center;
  margin: 0 auto 15px;
  border: 1px solid color-mix(in srgb, var(--ma-accent) 20%, var(--ma-line));
  border-radius: 21px;
  color: var(--ma-accent);
  background: var(--ma-accent-soft);
  box-shadow: 0 16px 40px color-mix(in srgb, var(--ma-accent) 11%, transparent);
  font-size: 31px;
}
.medu-ai-workspace-eyebrow { margin: 0 0 7px; color: var(--ma-accent); font-size: .68rem; font-weight: 850; letter-spacing: .11em; }
.medu-ai-workspace-welcome h2 { margin: 0; color: var(--ma-ink); font-size: clamp(1.45rem, 3.5vw, 2.25rem); line-height: 1.2; letter-spacing: -.035em; }
.medu-ai-workspace-welcome-copy { max-width: 590px; margin: 11px auto 24px; color: var(--ma-copy); font-size: .86rem; line-height: 1.7; }
.medu-ai-workspace-starters { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; text-align: left; }
.medu-ai-workspace-starters button {
  min-width: 0;
  min-height: 76px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 11px;
  padding: 13px 14px;
  border: 1px solid var(--ma-line);
  border-radius: 15px;
  color: var(--ma-ink);
  background: var(--ma-panel);
  box-shadow: 0 7px 23px color-mix(in srgb, #0f172a 4%, transparent);
  text-align: left;
  cursor: pointer;
  transition: border-color .16s ease, transform .16s ease, background .16s ease;
}
.medu-ai-workspace-starters button:hover { border-color: color-mix(in srgb, var(--ma-accent) 55%, var(--ma-line)); background: var(--ma-accent-soft); transform: translateY(-2px); }
.medu-ai-workspace-starters button > .material-symbols-outlined { width: 37px; height: 37px; display: grid; place-items: center; border-radius: 11px; color: var(--ma-accent); background: var(--ma-accent-soft); font-size: 20px; }
.medu-ai-workspace-starters strong,
.medu-ai-workspace-starters small { display: block; }
.medu-ai-workspace-starters strong { font-size: .8rem; line-height: 1.35; }
.medu-ai-workspace-starters small { margin-top: 4px; overflow: hidden; color: var(--ma-copy); font-size: .7rem; line-height: 1.45; text-overflow: ellipsis; white-space: nowrap; }

.medu-ai-workspace-message {
  width: min(100%, 820px);
  display: grid;
  grid-template-columns: 31px minmax(0, 1fr);
  align-self: center;
  gap: 10px;
  color: var(--ma-ink);
  font-size: .9rem;
  line-height: 1.68;
}
.medu-ai-workspace-message.is-user { display: flex; flex-direction: column; align-items: flex-end; }
.medu-ai-workspace-message-avatar {
  width: 31px;
  height: 31px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  color: var(--ma-accent);
  background: var(--ma-accent-soft);
  font-size: 17px;
}
.medu-ai-workspace-message-body { min-width: 0; }
.medu-ai-workspace-message-text { min-width: 0; overflow-wrap: anywhere; }
.medu-ai-workspace-message-text p { margin: 0 0 9px; white-space: pre-wrap; }
.medu-ai-workspace-message-text p:last-child { margin-bottom: 0; }
.medu-ai-workspace-message.is-user .medu-ai-workspace-message-text {
  max-width: min(84%, 660px);
  padding: 11px 15px;
  border-radius: 17px 17px 5px 17px;
  color: var(--ma-accent-ink);
  background: linear-gradient(145deg, color-mix(in srgb, var(--ma-accent) 86%, #fff), var(--ma-accent));
  box-shadow: 0 10px 25px color-mix(in srgb, var(--ma-accent) 15%, transparent);
}
.medu-ai-workspace-message.is-user .medu-ai-workspace-message-files { justify-content: flex-end; max-width: 84%; }
.medu-ai-workspace-message-files { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 7px; }
.medu-ai-workspace-message-file {
  display: inline-flex;
  max-width: 240px;
  align-items: center;
  gap: 6px;
  padding: 6px 9px;
  border: 1px solid var(--ma-line);
  border-radius: 10px;
  color: var(--ma-copy);
  background: var(--ma-panel);
  font-size: .7rem;
}
.medu-ai-workspace-message-file .material-symbols-outlined { color: var(--ma-accent); font-size: 16px; }
.medu-ai-workspace-message-file span:last-child { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.medu-ai-workspace-message-tools { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 10px; }
.medu-ai-workspace-message-tools button,
.medu-ai-workspace-result-actions button,
.medu-ai-workspace-suggestions button,
.medu-ai-workspace-retry {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 9px;
  border: 1px solid var(--ma-line);
  border-radius: 9px;
  color: var(--ma-copy);
  background: var(--ma-panel);
  font: 650 .7rem Poppins, sans-serif;
  cursor: pointer;
}
.medu-ai-workspace-message-tools button:hover,
.medu-ai-workspace-result-actions button:hover,
.medu-ai-workspace-suggestions button:hover,
.medu-ai-workspace-retry:hover { color: var(--ma-accent); border-color: color-mix(in srgb, var(--ma-accent) 48%, var(--ma-line)); }
.medu-ai-workspace-message-tools .material-symbols-outlined,
.medu-ai-workspace-result-actions .material-symbols-outlined { font-size: 16px; }

.medu-ai-workspace-message.is-thinking .medu-ai-workspace-message-body {
  width: fit-content;
  min-width: 76px;
  padding: 10px 12px;
  border: 1px solid var(--ma-line);
  border-radius: 5px 15px 15px;
  background: var(--ma-panel);
}
.medu-ai-workspace-thinking { display: flex; align-items: center; gap: 5px; min-height: 18px; }
.medu-ai-workspace-thinking i { width: 6px; height: 6px; border-radius: 50%; background: var(--ma-subtle); animation: medu-ai-workspace-dot 1.05s ease-in-out infinite; }
.medu-ai-workspace-thinking i:nth-child(2) { animation-delay: .14s; }
.medu-ai-workspace-thinking i:nth-child(3) { animation-delay: .28s; }
@keyframes medu-ai-workspace-dot { 0%, 70%, 100% { opacity: .35; transform: translateY(0); } 35% { opacity: 1; transform: translateY(-3px); } }

.medu-ai-workspace-message.is-error .medu-ai-workspace-message-body {
  padding: 12px 13px;
  border: 1px solid color-mix(in srgb, var(--ma-danger) 35%, var(--ma-line));
  border-radius: 5px 15px 15px;
  background: color-mix(in srgb, var(--ma-danger) 5%, var(--ma-panel));
}
.medu-ai-workspace-message.is-error .medu-ai-workspace-message-text { color: var(--ma-danger); }

.medu-ai-workspace-result {
  min-width: 0;
  display: grid;
  gap: 14px;
  margin-top: 14px;
  padding: clamp(14px, 2.5vw, 20px);
  border: 1px solid var(--ma-line);
  border-radius: 17px;
  background: var(--ma-panel-soft);
  box-shadow: 0 11px 32px color-mix(in srgb, #0f172a 5%, transparent);
}
.medu-ai-workspace-result-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 14px; }
.medu-ai-workspace-result-kicker { display: flex; align-items: center; gap: 6px; margin: 0 0 4px; color: var(--ma-accent); font-size: .66rem; font-weight: 850; letter-spacing: .09em; text-transform: uppercase; }
.medu-ai-workspace-result-kicker .material-symbols-outlined { font-size: 17px; }
.medu-ai-workspace-result h3 { margin: 0; color: var(--ma-ink); font-size: clamp(.88rem, 2vw, 1.06rem); line-height: 1.35; }
.medu-ai-workspace-result h4 { margin: 0; color: var(--ma-ink); font-size: .84rem; }
.medu-ai-workspace-result p { margin: 0; color: var(--ma-copy); white-space: pre-wrap; }
.medu-ai-workspace-result-actions { display: flex; flex: 0 0 auto; flex-wrap: wrap; justify-content: flex-end; gap: 6px; }
.medu-ai-workspace-result-section { display: grid; gap: 8px; padding-top: 13px; border-top: 1px solid var(--ma-line); }
.medu-ai-workspace-result-list { display: grid; gap: 7px; margin: 0; padding: 0; list-style: none; }
.medu-ai-workspace-result-list li { position: relative; padding-left: 17px; color: var(--ma-copy); }
.medu-ai-workspace-result-list li::before { position: absolute; top: .72em; left: 1px; width: 6px; height: 6px; border-radius: 50%; background: var(--ma-accent); content: ""; }
.medu-ai-workspace-result-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.medu-ai-workspace-result-tile { min-width: 0; padding: 12px; border: 1px solid var(--ma-line); border-radius: 12px; background: var(--ma-panel); }
.medu-ai-workspace-result-tile small { display: block; margin-bottom: 4px; color: var(--ma-accent); font-size: .66rem; font-weight: 800; letter-spacing: .07em; text-transform: uppercase; }

.medu-ai-workspace-mcqs,
.medu-ai-workspace-flashcards,
.medu-ai-workspace-plan-days { display: grid; gap: 10px; }
.medu-ai-workspace-mcq,
.medu-ai-workspace-flashcard,
.medu-ai-workspace-plan-day { padding: 13px; border: 1px solid var(--ma-line); border-radius: 13px; background: var(--ma-panel); }
.medu-ai-workspace-mcq > header,
.medu-ai-workspace-flashcard > header { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; margin-bottom: 9px; }
.medu-ai-workspace-index { flex: 0 0 auto; color: var(--ma-accent); font-size: .66rem; font-weight: 850; letter-spacing: .06em; }
.medu-ai-workspace-mcq-options { display: grid; gap: 6px; margin: 10px 0 0; padding: 0; list-style: none; }
.medu-ai-workspace-mcq-options li { display: grid; grid-template-columns: 26px minmax(0, 1fr) auto; align-items: center; gap: 8px; padding: 9px 10px; border-radius: 9px; color: var(--ma-copy); background: var(--ma-panel-soft); }
.medu-ai-workspace-mcq-options li.is-correct { color: var(--ma-success); background: color-mix(in srgb, var(--ma-success) 8%, var(--ma-panel)); font-weight: 650; }
.medu-ai-workspace-option-letter { width: 26px; height: 26px; display: grid; place-items: center; border: 1px solid var(--ma-line); border-radius: 7px; font-size: .68rem; font-weight: 800; }
.medu-ai-workspace-correct-label { padding: 4px 7px; border: 1px solid currentColor; border-radius: 999px; font-size: .68rem; line-height: 1.25; white-space: nowrap; }
.medu-ai-workspace-explanation { margin-top: 9px !important; padding-top: 9px; border-top: 1px solid var(--ma-line); font-size: .8rem; }
.medu-ai-workspace-flashcard-answer { margin-top: 9px !important; padding-top: 9px; border-top: 1px solid var(--ma-line); color: var(--ma-ink) !important; }
.medu-ai-workspace-tags { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 9px; }
.medu-ai-workspace-tags span { padding: 4px 7px; border-radius: 999px; color: var(--ma-copy); background: var(--ma-panel-soft); font-size: .7rem; }
.medu-ai-workspace-plan-day { display: grid; grid-template-columns: 58px minmax(0, 1fr); gap: 11px; }
.medu-ai-workspace-plan-day > strong { color: var(--ma-accent); font-size: .74rem; }
.medu-ai-workspace-plan-day p + p { margin-top: 4px; }
.medu-ai-workspace-transcript { max-height: 370px; overflow: auto; padding: 12px; border: 1px solid var(--ma-line); border-radius: 11px; color: var(--ma-copy); background: var(--ma-panel); white-space: pre-wrap; }
.medu-ai-workspace-source-list { display: flex; flex-wrap: wrap; gap: 7px; }
.medu-ai-workspace-source-list a { min-height: 40px; display: inline-flex; align-items: center; padding: 7px 10px; border: 1px solid var(--ma-line); border-radius: 9px; color: var(--ma-accent); background: var(--ma-panel); font-size: .7rem; text-decoration: none; overflow-wrap: anywhere; }

.medu-ai-workspace-suggestions { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 11px; }
.medu-ai-workspace-suggestions button { min-height: 32px; border-radius: 999px; }

.medu-ai-workspace-drop {
  position: absolute;
  z-index: 20;
  inset: 70px 18px 20px;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 8px;
  border: 2px dashed color-mix(in srgb, var(--ma-accent) 65%, var(--ma-line));
  border-radius: 20px;
  color: var(--ma-ink);
  background: color-mix(in srgb, var(--ma-panel) 91%, transparent);
  backdrop-filter: blur(14px);
  pointer-events: none;
}
.medu-ai-workspace-drop[hidden] { display: none !important; }
.medu-ai-workspace-drop .material-symbols-outlined { color: var(--ma-accent); font-size: 42px; }
.medu-ai-workspace-drop strong { font-size: .84rem; }
.medu-ai-workspace-drop small { color: var(--ma-copy); font-size: .7rem; }

.medu-ai-workspace-composer-area {
  position: relative;
  z-index: 6;
  padding: 10px max(16px, calc((100% - 820px) / 2)) 12px;
  border-top: 1px solid var(--ma-line);
  background: color-mix(in srgb, var(--ma-panel) 94%, transparent);
  backdrop-filter: blur(18px);
}
.medu-ai-workspace-attachments { display: flex; gap: 7px; overflow-x: auto; padding: 0 1px 8px; scrollbar-width: thin; }
.medu-ai-workspace-attachments[hidden] { display: none !important; }
.medu-ai-workspace-attachment {
  position: relative;
  flex: 0 0 auto;
  min-width: 150px;
  max-width: 245px;
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  padding: 7px 7px 7px 8px;
  border: 1px solid var(--ma-line);
  border-radius: 11px;
  background: var(--ma-panel-soft);
}
.medu-ai-workspace-attachment-preview { width: 34px; height: 34px; display: grid; place-items: center; overflow: hidden; border-radius: 9px; color: var(--ma-accent); background: var(--ma-accent-soft); }
.medu-ai-workspace-attachment-preview img { width: 100%; height: 100%; object-fit: cover; }
.medu-ai-workspace-attachment-preview .material-symbols-outlined { font-size: 19px; }
.medu-ai-workspace-attachment-copy { min-width: 0; }
.medu-ai-workspace-attachment-copy strong,
.medu-ai-workspace-attachment-copy small { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.medu-ai-workspace-attachment-copy strong { font-size: .72rem; }
.medu-ai-workspace-attachment-copy small { margin-top: 2px; color: var(--ma-copy); font-size: .64rem; }
.medu-ai-workspace-attachment-remove { width: 36px; height: 36px; display: grid; place-items: center; padding: 0; border: 0; border-radius: 8px; color: var(--ma-copy); background: transparent; cursor: pointer; }
.medu-ai-workspace-attachment-remove:hover { color: var(--ma-danger); background: color-mix(in srgb, var(--ma-danger) 7%, var(--ma-panel)); }
.medu-ai-workspace-attachment-remove:disabled { opacity: .4; cursor: not-allowed; }
.medu-ai-workspace-attachment-remove .material-symbols-outlined { font-size: 17px; }

.medu-ai-workspace-recording {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto auto;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  padding: 8px 10px;
  border: 1px solid color-mix(in srgb, var(--ma-danger) 30%, var(--ma-line));
  border-radius: 12px;
  color: var(--ma-copy);
  background: color-mix(in srgb, var(--ma-danger) 5%, var(--ma-panel));
  font-size: .72rem;
}
.medu-ai-workspace-recording[hidden] { display: none !important; }
.medu-ai-workspace-recording-pulse { width: 9px; height: 9px; border-radius: 50%; background: var(--ma-danger); animation: medu-ai-workspace-recording 1.05s ease-in-out infinite; }
@keyframes medu-ai-workspace-recording { 50% { box-shadow: 0 0 0 7px color-mix(in srgb, var(--ma-danger) 14%, transparent); } }
.medu-ai-workspace-recording time { color: var(--ma-danger); font-variant-numeric: tabular-nums; font-weight: 750; }
.medu-ai-workspace-recording button { min-height: 40px; padding: 7px 10px; border: 1px solid var(--ma-line); border-radius: 8px; color: var(--ma-copy); background: var(--ma-panel); font-size: .7rem; font-weight: 700; cursor: pointer; }
#medu-ai-recording-use { color: var(--ma-accent-ink); border-color: var(--ma-accent); background: var(--ma-accent); }

.medu-ai-workspace-composer {
  min-width: 0;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto;
  align-items: end;
  gap: 5px;
  padding: 6px;
  border: 1px solid var(--ma-line-strong);
  border-radius: 18px;
  background: var(--ma-panel-raised);
  box-shadow: 0 13px 38px color-mix(in srgb, #0f172a 8%, transparent);
  transition: border-color .16s ease, box-shadow .16s ease;
}
.medu-ai-workspace-composer:focus-within { border-color: color-mix(in srgb, var(--ma-accent) 60%, var(--ma-line)); box-shadow: 0 14px 38px color-mix(in srgb, var(--ma-accent) 11%, transparent); }
.medu-ai-workspace-file-input { position: fixed; width: 1px; height: 1px; overflow: hidden; opacity: 0; pointer-events: none; }
.medu-ai-workspace-icon-button,
.medu-ai-workspace-send,
.medu-ai-workspace-stop {
  flex: 0 0 auto;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  padding: 0;
  border: 0;
  border-radius: 12px;
  color: var(--ma-copy);
  background: transparent;
  cursor: pointer;
}
.medu-ai-workspace-icon-button:hover { color: var(--ma-accent); background: var(--ma-accent-soft); }
.medu-ai-workspace-icon-button.is-recording { color: var(--ma-accent-ink); background: var(--ma-danger); animation: medu-ai-workspace-recording 1.05s ease-in-out infinite; }
.medu-ai-workspace-icon-button .material-symbols-outlined,
.medu-ai-workspace-send .material-symbols-outlined,
.medu-ai-workspace-stop .material-symbols-outlined { font-size: 21px; }
.medu-ai-workspace-send { color: var(--ma-accent-ink); background: var(--ma-accent); box-shadow: 0 7px 18px color-mix(in srgb, var(--ma-accent) 22%, transparent); }
.medu-ai-workspace-stop { color: var(--ma-accent-ink); background: var(--ma-danger); }
.medu-ai-workspace-composer button:disabled,
.medu-ai-workspace-composer label[aria-disabled="true"] { opacity: .42; cursor: not-allowed; }
.medu-ai-workspace-composer textarea {
  width: 100%;
  min-height: 44px;
  max-height: 138px;
  resize: none;
  padding: 10px 6px;
  border: 0;
  outline: 0;
  color: var(--ma-ink);
  background: transparent;
  font-size: .9rem;
  line-height: 1.55;
}
.medu-ai-workspace-composer textarea::placeholder { color: var(--ma-subtle); }
.medu-ai-workspace-composer-meta { display: flex; align-items: flex-start; justify-content: space-between; gap: 15px; margin-top: 7px; color: var(--ma-subtle); font-size: max(.82rem, 13px); line-height: 1.5; }
.medu-ai-workspace-composer-meta p { display: flex; align-items: center; gap: 4px; margin: 0; }
.medu-ai-workspace-composer-meta p:last-child { justify-content: flex-end; text-align: right; }
.medu-ai-workspace-composer-meta .material-symbols-outlined { color: var(--ma-success); font-size: 13px; }
.medu-ai-workspace-composer-meta a { color: inherit; }
.medu-ai-workspace-safety { margin: 5px 0 0; color: var(--ma-subtle); font-size: max(.82rem, 13px); line-height: 1.5; text-align: center; }

@media (max-width: 930px) {
  body.medu-ai-workspace-page > .medu-ai-workspace { grid-template-columns: 224px minmax(0, 1fr); }
  .medu-ai-workspace-rail { padding-inline: 12px; }
  .medu-ai-workspace-starters small { white-space: normal; }
}

@media (max-width: 760px) {
  body.medu-ai-workspace-page { overflow-x: hidden; }
  body.medu-ai-workspace-page > .medu-ai-workspace { grid-template-columns: minmax(0, 1fr); height: calc(100dvh - 62px); min-height: 0; }
  .medu-ai-workspace-rail { display: none; }
  .medu-ai-workspace-header { min-height: 61px; padding: 9px 11px; }
  .medu-ai-workspace-heading .medu-ai-workspace-logo { display: grid; }
  .medu-ai-workspace-heading p { max-width: 210px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .medu-ai-workspace-access { display: none; }
  .medu-ai-workspace-allowance { width: min(132px, 36vw); font-size: .61rem; }
  #medu-ai-clear-chat span:not(.material-symbols-outlined) { display: none; }
  #medu-ai-mobile-new-chat { display: inline-flex; }
  .medu-ai-workspace-thread { gap: 19px; padding: 21px 12px; }
  .medu-ai-workspace-welcome { padding: 4px 0 20px; }
  .medu-ai-workspace-welcome-icon { width: 53px; height: 53px; border-radius: 17px; font-size: 27px; }
  .medu-ai-workspace-welcome-copy { margin-bottom: 18px; font-size: .84rem; }
  .medu-ai-workspace-starters { grid-template-columns: minmax(0, 1fr); gap: 8px; }
  .medu-ai-workspace-starters button { min-height: 64px; padding: 10px 12px; }
  .medu-ai-workspace-starters button:nth-child(n+4) { display: none; }
  .medu-ai-workspace-message { grid-template-columns: 30px minmax(0, 1fr); gap: 8px; font-size: .875rem; }
  .medu-ai-workspace-message-avatar { width: 27px; height: 27px; border-radius: 9px; font-size: 15px; }
  .medu-ai-workspace-message.is-user .medu-ai-workspace-message-text,
  .medu-ai-workspace-message.is-user .medu-ai-workspace-message-files { max-width: 92%; }
  .medu-ai-workspace-result { margin-left: -38px; padding: 12px; border-radius: 14px; }
  .medu-ai-workspace-result-header { display: grid; }
  .medu-ai-workspace-result-actions { justify-content: flex-start; }
  .medu-ai-workspace-result-grid { grid-template-columns: minmax(0, 1fr); }
  .medu-ai-workspace-plan-day { grid-template-columns: 48px minmax(0, 1fr); }
  .medu-ai-workspace-composer-area { padding: 8px 8px max(8px, env(safe-area-inset-bottom)); }
  .medu-ai-workspace-composer { border-radius: 16px; }
  .medu-ai-workspace-icon-button,
  .medu-ai-workspace-send,
  .medu-ai-workspace-stop { width: 44px; height: 44px; }
  .medu-ai-workspace-composer textarea { min-height: 44px; padding-block: 9px; font-size: 1rem; }
  .medu-ai-workspace-composer-meta { display: grid; gap: 4px; margin-inline: 5px; font-size: max(.82rem, 13px); }
  .medu-ai-workspace-composer-meta p:first-child { display: none; }
  .medu-ai-workspace-composer-meta p:last-child { display: flex; justify-content: center; text-align: center; }
  .medu-ai-workspace-safety { display: block; margin-inline: 5px; font-size: max(.82rem, 13px); }
  .medu-ai-workspace-message-tools button,
  .medu-ai-workspace-result-actions button,
  .medu-ai-workspace-suggestions button,
  .medu-ai-workspace-retry,
  .medu-ai-workspace-recording button { min-height: 44px; }
  .medu-ai-workspace-correct-label { grid-column: 2 / -1; justify-self: start; }
  .medu-ai-workspace-recording { grid-template-columns: auto minmax(0, 1fr) auto auto; }
  .medu-ai-workspace-recording time { grid-column: 2; }
  .medu-ai-workspace-drop { inset: 62px 8px 8px; }
}

@media (max-width: 410px) {
  .medu-ai-workspace-heading p { display: none; }
  .medu-ai-workspace-starters button:nth-child(n+3) { display: none; }
  .medu-ai-workspace-attachment { min-width: 138px; max-width: 190px; }
}

@media (prefers-reduced-motion: reduce) {
  .medu-ai-workspace *,
  .medu-ai-workspace *::before,
  .medu-ai-workspace *::after { scroll-behavior: auto !important; transition: none !important; }
  .medu-ai-workspace-thinking i,
  .medu-ai-workspace-recording-pulse,
  .medu-ai-workspace-icon-button.is-recording { animation: none !important; }
}