/* ---------- design tokens ---------- */
:root {
  --bg: #faf8f5;
  --bg-elev: #ffffff;
  --ink: #1a1a1c;
  --ink-soft: #5b5b62;
  --ink-faint: #8b8b94;
  --line: #ece8e0;
  --accent: #b45c3e;   /* warm terracotta — interview mode */
  --accent-soft: #f3e3da;
  --persona: #4a7a8c;  /* slate teal — persona mode */
  --persona-soft: #dde9ee;
  --bubble-user: #f0ebe2;
  --bubble-ai: #ffffff;
  --shadow: 0 1px 2px rgba(20,20,30,.04), 0 8px 24px rgba(20,20,30,.06);
  --radius: 18px;
  --font: -apple-system, BlinkMacSystemFont, "Inter", "Helvetica Neue", Arial, sans-serif;
  --font-serif: ui-serif, Georgia, "Iowan Old Style", "Apple Garamond", serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #16161a;
    --bg-elev: #1d1d22;
    --ink: #ececf0;
    --ink-soft: #b2b2bb;
    --ink-faint: #7a7a85;
    --line: #2a2a30;
    --accent: #e08566;
    --accent-soft: #3a2a24;
    --persona: #82b6c8;
    --persona-soft: #1e3038;
    --bubble-user: #2a2a31;
    --bubble-ai: #1d1d22;
    --shadow: 0 1px 2px rgba(0,0,0,.4), 0 8px 24px rgba(0,0,0,.3);
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); }

kbd {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.85em;
  background: var(--bubble-user);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 1px 6px;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

button.primary {
  background: var(--ink);
  color: var(--bg);
  padding: 14px 22px;
  border-radius: 999px;
  font-size: 1rem;
  font-weight: 500;
  transition: transform .08s ease, opacity .15s ease;
}
button.primary:hover { opacity: .9; }
button.primary:active { transform: scale(.98); }

button.ghost {
  padding: 14px 22px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink-soft);
  font-size: 1rem;
}

/* ---------- landing ---------- */
.landing { display: grid; place-items: center; }
.landing-wrap {
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 32px 20px;
}
.landing-card {
  max-width: 600px;
  text-align: left;
}
.landing-card h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 6vw, 3.4rem);
  font-weight: 500;
  letter-spacing: -.02em;
  margin: 0 0 18px;
  line-height: 1.05;
}
.lede {
  font-size: 1.15rem;
  color: var(--ink-soft);
  margin: 0 0 18px;
}
.muted {
  color: var(--ink-faint);
  font-size: .95rem;
  margin: 0 0 28px;
}
.footnote {
  margin-top: 28px;
  font-size: .85rem;
  color: var(--ink-faint);
}

.kicker {
  font-size: .82rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--accent);
  margin: 0 0 12px;
}

.consent-line {
  margin: 14px 0 0;
  font-size: .82rem;
  color: var(--ink-faint);
  line-height: 1.5;
}

.reflection {
  margin: 18px 0 0;
  padding: 18px 22px;
  background: var(--bg-elev);
  border-left: 3px solid var(--accent);
  border-radius: 10px;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--ink);
  white-space: pre-wrap;
}

.reflection-loading {
  margin-top: 18px;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 22px;
  background: var(--bg-elev);
  border-radius: 10px;
  border: 1px dashed var(--line);
}
.reflection-loading p { margin: 0; }
.reflection-loading .loader span { background: var(--accent); }
.linklike {
  background: none;
  border: none;
  padding: 0;
  font: inherit;
  color: var(--accent);
  text-decoration: underline;
  cursor: pointer;
}
.linklike:hover { opacity: .8; }

/* ---------- modal (privacy / ethics) ---------- */
.modal {
  position: fixed;
  inset: 0;
  background: color-mix(in srgb, var(--ink) 50%, transparent);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: grid;
  place-items: center;
  z-index: 200;
  padding: 20px;
  animation: fadein .2s ease;
}
.modal-card {
  position: relative;
  background: var(--bg-elev);
  border-radius: 20px;
  max-width: 620px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  padding: 32px 36px;
  box-shadow: var(--shadow);
}
.modal-card h2 {
  font-family: var(--font-serif);
  font-weight: 500;
  margin: 0 0 18px;
  font-size: 1.5rem;
}
.modal-close {
  position: absolute;
  top: 10px;
  right: 14px;
  font-size: 1.8rem;
  line-height: 1;
  color: var(--ink-faint);
  padding: 4px 10px;
  border-radius: 999px;
}
.modal-close:hover { color: var(--ink); background: var(--bubble-user); }
.modal-actions {
  margin-top: 24px;
  display: flex;
  justify-content: flex-end;
}

.prose h3 {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 1.05rem;
  margin: 22px 0 6px;
  color: var(--ink);
}
.prose h3:first-child { margin-top: 0; }
.prose p { margin: 0 0 12px; color: var(--ink-soft); font-size: .95rem; line-height: 1.6; }
.prose ul { margin: 0 0 12px; padding-left: 20px; color: var(--ink-soft); font-size: .95rem; }
.prose li { margin: 4px 0; }
.prose a { color: var(--accent); }
.prose strong { color: var(--ink); }

/* ---------- chat layout ---------- */
.chat-body {
  height: 100dvh;
  overflow: hidden;
}
#app {
  display: grid;
  grid-template-rows: auto 1fr auto;
  height: 100dvh;
  max-width: 760px;
  margin: 0 auto;
  background: var(--bg);
}

.mode-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  background: var(--accent-soft);
  border-bottom: 1px solid var(--line);
  transition: background-color .8s ease;
}
.mode-banner.persona { background: var(--persona-soft); }

.mode-banner-inner {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}
.mode-dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 25%, transparent);
  transition: background .8s ease, box-shadow .8s ease;
}
.mode-banner.persona .mode-dot {
  background: var(--persona);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--persona) 25%, transparent);
}
.mode-label {
  font-weight: 600;
  font-size: .95rem;
}
.mode-sub {
  color: var(--ink-soft);
  font-size: .85rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
@media (max-width: 480px) {
  .mode-sub { display: none; }
}

.end-btn {
  font-size: .85rem;
  color: var(--ink-soft);
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--ink) 12%, transparent);
  background: transparent;
}
.end-btn:hover { color: var(--ink); }
.mode-banner.persona .end-btn { display: none; }

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.lang-picker { position: relative; }
.icon-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  font-size: .82rem;
  color: var(--ink-soft);
  border: 1px solid color-mix(in srgb, var(--ink) 12%, transparent);
  border-radius: 999px;
  background: transparent;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.icon-btn:hover { color: var(--ink); }

.lang-menu {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 6px;
  min-width: 200px;
  max-height: 320px;
  overflow-y: auto;
  box-shadow: var(--shadow);
  z-index: 50;
  text-transform: none;
  letter-spacing: 0;
}
.lang-menu button {
  display: block;
  width: 100%;
  text-align: left;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: .92rem;
  color: var(--ink);
  background: transparent;
}
.lang-menu button:hover { background: var(--bubble-user); }
.lang-menu button.active { background: var(--accent-soft); color: var(--accent); }
.lang-menu .english {
  display: block;
  font-size: .75rem;
  color: var(--ink-faint);
  margin-top: 2px;
}
.lang-menu hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 4px 0;
}

/* ---------- messages ---------- */
.messages {
  overflow-y: auto;
  padding: 24px 18px 8px;
  scroll-behavior: smooth;
}
.msg {
  display: flex;
  margin-bottom: 14px;
  animation: fadein .25s ease;
}
@keyframes fadein {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: none; }
}
.msg .bubble {
  max-width: 78%;
  padding: 11px 16px;
  border-radius: var(--radius);
  background: var(--bubble-ai);
  color: var(--ink);
  white-space: pre-wrap;
  word-wrap: break-word;
  box-shadow: var(--shadow);
  font-size: 1rem;
  line-height: 1.5;
}
.msg.user { justify-content: flex-end; }
.msg.user .bubble {
  background: var(--bubble-user);
  border-bottom-right-radius: 6px;
}
.msg.assistant .bubble {
  border-bottom-left-radius: 6px;
}
.msg.assistant.persona .bubble {
  background: var(--persona-soft);
}

.typing {
  display: inline-flex;
  gap: 4px;
  align-items: center;
  padding: 4px 0;
}
.typing span {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--ink-faint);
  animation: typing 1.2s infinite;
}
.typing span:nth-child(2) { animation-delay: .15s; }
.typing span:nth-child(3) { animation-delay: .3s; }
@keyframes typing {
  0%, 60%, 100% { opacity: .25; transform: translateY(0); }
  30% { opacity: 1; transform: translateY(-2px); }
}

/* ---------- composer ---------- */
.composer {
  display: flex;
  align-items: flex-end;
  gap: 10px;
  padding: 12px 14px calc(12px + env(safe-area-inset-bottom));
  border-top: 1px solid var(--line);
  background: var(--bg-elev);
}
.mic-btn {
  width: 46px; height: 46px; border-radius: 50%;
  background: var(--bubble-user);
  display: grid; place-items: center;
  color: var(--ink);
  flex: 0 0 auto;
  transition: background .15s ease, transform .08s ease;
  user-select: none;
}
.mic-btn:hover { background: color-mix(in srgb, var(--bubble-user) 70%, var(--line)); }
.mic-btn.recording {
  background: var(--accent);
  color: white;
  animation: rec-pulse 1s infinite;
}
@keyframes rec-pulse {
  0%, 100% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 50%, transparent); }
  50% { box-shadow: 0 0 0 10px color-mix(in srgb, var(--accent) 0%, transparent); }
}

.text-form {
  flex: 1;
  display: flex;
  align-items: flex-end;
  gap: 8px;
  background: var(--bubble-user);
  border-radius: 22px;
  padding: 4px 4px 4px 14px;
}
#text-input {
  flex: 1;
  border: none;
  outline: none;
  resize: none;
  background: transparent;
  color: inherit;
  font: inherit;
  padding: 10px 0;
  max-height: 160px;
  line-height: 1.4;
}
.send-btn {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--bg);
  display: grid; place-items: center;
  flex: 0 0 auto;
}
.send-btn:disabled { opacity: .3; pointer-events: none; }

.recording-indicator {
  position: fixed;
  bottom: 90px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--ink);
  color: var(--bg);
  padding: 8px 16px;
  border-radius: 999px;
  font-size: .85rem;
  display: flex;
  align-items: center;
  gap: 8px;
  z-index: 10;
}
.rec-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: #ff6b6b;
  animation: rec-pulse 1s infinite;
}

.hidden { display: none !important; }

/* ---------- switch overlay ---------- */
.switch-overlay {
  position: fixed;
  inset: 0;
  background: color-mix(in srgb, var(--bg) 80%, transparent);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: grid;
  place-items: center;
  z-index: 100;
  animation: fadein .35s ease;
}
.switch-card {
  background: var(--bg-elev);
  padding: 32px;
  border-radius: 24px;
  max-width: 440px;
  margin: 20px;
  box-shadow: var(--shadow);
  text-align: center;
}
.switch-card h2 {
  font-family: var(--font-serif);
  font-weight: 500;
  margin: 0 0 12px;
  font-size: 1.6rem;
}
.switch-card p { color: var(--ink-soft); margin: 0 0 24px; }
.switch-actions { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }

/* ---------- admin ---------- */
.admin-body { background: var(--bg); }
.admin-shell {
  max-width: 980px;
  margin: 0 auto;
  padding: 28px 22px;
}
.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}
.admin-header h1 {
  font-family: var(--font-serif);
  font-weight: 500;
  margin: 0;
}
.admin-nav { display: flex; gap: 16px; align-items: center; }
.admin-nav a {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: .95rem;
}
.admin-nav a:hover { color: var(--ink); }

.card {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px;
  margin-bottom: 18px;
  box-shadow: var(--shadow);
}

table.interviews {
  width: 100%;
  border-collapse: collapse;
}
table.interviews th, table.interviews td {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  font-size: .92rem;
}
table.interviews th {
  font-weight: 600;
  color: var(--ink-soft);
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .04em;
}
table.interviews tr:last-child td { border-bottom: none; }
table.interviews a { color: var(--ink); text-decoration: none; }
table.interviews a:hover { text-decoration: underline; }

.status-pill {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: .75rem;
  background: var(--bubble-user);
  color: var(--ink-soft);
}
.status-pill.persona { background: var(--persona-soft); color: var(--persona); }
.status-pill.interviewing { background: var(--accent-soft); color: var(--accent); }

.settings-form label {
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
  font-size: .9rem;
}
.settings-form .field { margin-bottom: 20px; }
.settings-form .hint {
  font-size: .82rem;
  color: var(--ink-faint);
  margin-bottom: 8px;
}
.settings-form textarea, .settings-form input[type=text], .settings-form input[type=password] {
  width: 100%;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--ink);
  padding: 10px 12px;
  border-radius: 10px;
  font: inherit;
  font-size: .92rem;
  outline: none;
}
.settings-form textarea { resize: vertical; min-height: 120px; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .85rem; }
.settings-form textarea:focus, .settings-form input:focus { border-color: var(--accent); }

.saved-banner {
  background: #d8f0d8;
  color: #1f5a1f;
  padding: 10px 14px;
  border-radius: 10px;
  margin-bottom: 18px;
  font-size: .92rem;
}
@media (prefers-color-scheme: dark) {
  .saved-banner { background: #1e3a1e; color: #b7e2b7; }
}

.login-wrap {
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 20px;
}
.login-card {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 32px;
  width: 100%;
  max-width: 380px;
  box-shadow: var(--shadow);
}
.login-card h1 {
  margin: 0 0 16px;
  font-family: var(--font-serif);
  font-weight: 500;
}
.login-card .err {
  background: #fde8e8;
  color: #8b2222;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: .88rem;
  margin-bottom: 14px;
}

/* ---------- digital twin quiz ---------- */
.twin-body { background: var(--bg); }
#twin-app {
  display: grid;
  grid-template-rows: auto 1fr;
  min-height: 100dvh;
  max-width: 680px;
  margin: 0 auto;
}
.twin-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 22px;
  background: var(--persona-soft);
  border-bottom: 1px solid var(--line);
  font-weight: 600;
  font-size: .95rem;
}
.persona-dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--persona);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--persona) 25%, transparent);
}
.twin-stage {
  display: grid;
  place-items: center;
  padding: 32px 20px 60px;
}
.twin-card-wrap {
  width: 100%;
  max-width: 540px;
  display: grid;
  gap: 18px;
  justify-items: stretch;
  text-align: left;
}
.twin-title {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(1.8rem, 4.5vw, 2.4rem);
  letter-spacing: -.015em;
  margin: 0;
  line-height: 1.1;
}
.twin-sub {
  color: var(--ink-soft);
  font-size: 1.05rem;
  margin: 0;
}
.twin-sub strong { color: var(--ink); }

.loader {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}
.loader span {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--persona);
  animation: loader-pulse 1.2s ease-in-out infinite;
}
.loader span:nth-child(2) { animation-delay: .15s; }
.loader span:nth-child(3) { animation-delay: .3s; }
@keyframes loader-pulse {
  0%, 60%, 100% { opacity: .25; transform: scale(.8); }
  30% { opacity: 1; transform: scale(1.1); }
}

.twin-progress {
  display: flex;
  gap: 6px;
  margin-bottom: 4px;
}
.twin-dot {
  flex: 1;
  height: 4px;
  border-radius: 999px;
  background: var(--line);
  transition: background-color .25s;
}
.twin-dot.filled { background: var(--persona); }
.twin-dot.current { background: color-mix(in srgb, var(--persona) 65%, transparent); }

.twin-card {
  background: var(--bg-elev);
  border-radius: 22px;
  padding: 28px 28px 22px;
  box-shadow: var(--shadow);
  animation: fadein .25s ease;
}
.twin-category {
  display: inline-block;
  font-size: .72rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--persona);
  background: var(--persona-soft);
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.twin-question {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 1.25rem;
  line-height: 1.35;
  margin: 0 0 14px;
  color: var(--ink);
}
.twin-prediction {
  font-size: 1.05rem;
  margin: 0 0 8px;
  color: var(--ink);
  background: var(--persona-soft);
  border-radius: 14px;
  padding: 14px 16px;
  line-height: 1.5;
}
.twin-reasoning {
  font-size: .85rem;
  color: var(--ink-faint);
  margin: 0 0 22px;
  font-style: italic;
  line-height: 1.45;
}

.twin-actions {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 8px;
}
@media (max-width: 480px) {
  .twin-actions { grid-template-columns: 1fr; }
}
.twin-btn {
  padding: 12px 14px;
  font-size: .95rem;
  font-weight: 500;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--ink);
  transition: transform .08s ease, background-color .15s ease;
}
.twin-btn:hover { background: var(--bubble-user); }
.twin-btn:active { transform: scale(.98); }
.twin-btn.right { border-color: color-mix(in srgb, #2c7d3a 40%, var(--line)); }
.twin-btn.right:hover { background: color-mix(in srgb, #2c7d3a 15%, var(--bg)); color: #2c7d3a; }
.twin-btn.sort { border-color: color-mix(in srgb, #b07a1a 40%, var(--line)); }
.twin-btn.sort:hover { background: color-mix(in srgb, #b07a1a 15%, var(--bg)); color: #b07a1a; }
.twin-btn.wrong { border-color: color-mix(in srgb, #b33a3a 40%, var(--line)); }
.twin-btn.wrong:hover { background: color-mix(in srgb, #b33a3a 15%, var(--bg)); color: #b33a3a; }

.twin-correction {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  animation: fadein .2s ease;
}
.twin-correction label {
  display: block;
  font-size: .85rem;
  color: var(--ink-soft);
  margin-bottom: 6px;
}
.twin-correction textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 12px;
  font: inherit;
  font-size: .95rem;
  color: var(--ink);
  outline: none;
  resize: vertical;
}
.twin-correction textarea:focus { border-color: var(--persona); }
.twin-correction-actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  margin-top: 10px;
}
.twin-correction-actions .ghost,
.twin-correction-actions .primary {
  padding: 8px 16px;
  font-size: .88rem;
}

/* ---------- admin: quiz block ---------- */
.quiz-summary {
  display: flex;
  gap: 14px;
  font-size: .92rem;
  color: var(--ink-soft);
  margin: 0 0 14px;
  flex-wrap: wrap;
}
.quiz-summary strong { color: var(--ink); }
.quiz-list { display: grid; gap: 12px; }
.quiz-item {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px 16px;
  background: var(--bg);
}
.quiz-item .q-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: baseline;
  margin-bottom: 6px;
}
.quiz-item .q-cat {
  font-size: .7rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--ink-faint);
}
.quiz-item .q-rating {
  font-size: .75rem;
  padding: 2px 8px;
  border-radius: 999px;
  font-weight: 500;
}
.quiz-item .q-rating.right  { background: color-mix(in srgb, #2c7d3a 15%, transparent); color: #2c7d3a; }
.quiz-item .q-rating.sort_of{ background: color-mix(in srgb, #b07a1a 15%, transparent); color: #b07a1a; }
.quiz-item .q-rating.wrong  { background: color-mix(in srgb, #b33a3a 15%, transparent); color: #b33a3a; }
.quiz-item .q-rating.unrated{ background: var(--bubble-user); color: var(--ink-faint); }
.quiz-item .q-text { font-weight: 500; margin: 0 0 6px; }
.quiz-item .q-pred { color: var(--ink-soft); margin: 0 0 4px; }
.quiz-item .q-reason { color: var(--ink-faint); font-size: .85rem; font-style: italic; margin: 0 0 6px; }
.quiz-item .q-correction {
  margin: 8px 0 0;
  padding: 8px 10px;
  background: color-mix(in srgb, #b33a3a 8%, var(--bg-elev));
  border-left: 3px solid color-mix(in srgb, #b33a3a 50%, var(--line));
  font-size: .9rem;
  border-radius: 6px;
}

/* ---------- library grid ---------- */
.lib-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 14px;
}
.lib-card {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 18px;
  display: grid;
  gap: 8px;
  box-shadow: var(--shadow);
}
.lib-lean {
  display: inline-block;
  background: var(--persona-soft);
  color: var(--persona);
  padding: 3px 10px;
  border-radius: 999px;
  font-size: .72rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  font-weight: 600;
  width: max-content;
}
.lib-label {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 1.05rem;
  line-height: 1.3;
  margin: 0;
  color: var(--ink);
}
.lib-meta { color: var(--ink-faint); font-size: .82rem; margin: 0; }
.lib-form {
  display: flex;
  gap: 6px;
  margin-top: 6px;
}
.lib-form input[type=text] {
  flex: 1; min-width: 0;
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--ink);
  font: inherit; font-size: .9rem;
  outline: none;
}
.lib-form input[type=text]:focus { border-color: var(--persona); }
.lib-form button { padding: 8px 14px; font-size: .9rem; }

/* ---------- AI disclosure banner ---------- */
.ai-banner {
  padding: 10px 18px;
  background: color-mix(in srgb, var(--accent) 8%, var(--bg));
  color: var(--ink-soft);
  font-size: .85rem;
  border-bottom: 1px solid var(--line);
  line-height: 1.5;
}
.ai-banner strong { color: var(--accent); }

/* ---------- survey ---------- */
.survey-item {
  margin: 18px 0 22px;
}
.survey-item label {
  display: block;
  font-size: .95rem;
  margin-bottom: 10px;
  color: var(--ink);
  line-height: 1.45;
}
.scale-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
}
.scale-wrap input[type=range] {
  flex: 1;
  accent-color: var(--persona);
}
.scale-wrap output {
  min-width: 36px;
  text-align: right;
  color: var(--persona);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}
.survey-item textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 12px;
  font: inherit;
  font-size: .95rem;
  color: var(--ink);
  outline: none;
  resize: vertical;
}
.survey-item textarea:focus { border-color: var(--persona); }

.transcript-msg { margin: 16px 0; }
.transcript-msg .who {
  font-weight: 600;
  font-size: .85rem;
  color: var(--ink-soft);
  margin-bottom: 4px;
}
.transcript-msg .who.assistant { color: var(--accent); }
.transcript-msg.persona .who.assistant { color: var(--persona); }
.transcript-msg .body { white-space: pre-wrap; }
.section-sep {
  margin: 28px 0 14px;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  font-size: .8rem;
  color: var(--ink-faint);
  text-transform: uppercase;
  letter-spacing: .08em;
}