/* Percurso guiado. Mantém a gramática visual da demonstração de conversa. */
.guided-preview { padding-bottom: 0; min-height: 0; }
.guided-preview .demo-section { max-width: none; padding: 0; }
.guided-preview .demo-caption { padding: 12px 18px; background: #fff; border: 1px solid var(--border); border-bottom: 0; border-radius: 10px 10px 0 0; gap: 12px; }
.guided-preview .guided-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 8px 18px; border: 1px solid var(--border); border-bottom: 0; background: #f7f8f5; }
.guided-preview .guided-overline { font-size: 10px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.guided-preview .guided-controls { display: flex; align-items: center; gap: 8px; }
.guided-preview .guided-controls button { display: inline-flex; align-items: center; justify-content: center; min-height: 50px; padding: 12px 22px; border: 1px solid transparent; border-radius: 50px; font-size: 15px; line-height: 1.4; font-weight: 400; white-space: nowrap; transition: background .2s ease, color .2s ease, border-color .2s ease; }
.guided-preview .guided-controls [data-play] { background: #080808; color: #fff; }
.guided-preview .guided-controls [data-play]:hover { background: #343b37; }
.guided-preview .guided-controls [data-next],
.guided-preview .guided-controls [data-replay] { border-color: #080808; background: transparent; color: #080808; }
.guided-preview .guided-controls [data-next]:hover:not(:disabled),
.guided-preview .guided-controls [data-replay]:hover:not(:disabled) { background: #80808026; }
.guided-preview .guided-controls button:disabled { cursor: default; opacity: .4; }
.guided-preview .guided-controls button:focus-visible { outline: 2px solid #080808; outline-offset: 3px; }
.guided-preview .is-playing [data-chapter],
.guided-preview .is-playing [data-source],
.guided-preview .is-playing [data-open-current] { cursor: default; }
.guided-preview .is-playing .guided-composer a { pointer-events: none; opacity: .6; }
.guided-preview .guided-chapters { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border: 1px solid var(--border); border-bottom: 0; background: #fff; }
.guided-preview .guided-chapters button { min-width: 0; border-right: 1px solid var(--border); border-radius: 0; text-align: left; padding: 12px 18px; font-size: 11px; color: #50554c; }
.guided-preview .guided-chapters button:last-child { border-right: 0; }
.guided-preview .guided-chapters button span { margin-right: 9px; color: #798077; font-size: 10px; }
.guided-preview .guided-chapters button[aria-pressed="true"] { background: #e9eee7; color: #1e2b20; box-shadow: inset 0 2px #6e806b; }
.guided-preview .demo-shell { height: 576px; min-height: 576px; grid-template-columns: 180px minmax(0, 1fr); border-radius: 0; box-shadow: none; }
.guided-preview .demo-shell.has-panel { grid-template-columns: 156px minmax(0, 1fr) minmax(282px, .85fr); }
.guided-preview .demo-sidebar { gap: 7px; }
.guided-preview .demo-sidebar .eyebrow { margin: 15px 8px 6px; }
.guided-preview .guided-side-note { margin-left: 8px; font-size: 12px; line-height: 1.9; }
.guided-preview .guided-sources { display: grid; gap: 4px; min-width: 0; }
.guided-preview .guided-sources button { width: 100%; text-align: left; line-height: 1.35; overflow-wrap: anywhere; font-size: 10px; padding: 7px 8px; }
.guided-preview .guided-source-empty { display: block; padding: 6px 8px; font-size: 10px; color: var(--muted); }
.guided-preview .demo-thread { padding-top: 20px; padding-bottom: 26px; }
.guided-preview .demo-thread .assistant-message { margin-top: 18px; }
.guided-preview .assistant-message p { white-space: pre-line; }
.guided-preview .demo-thread .user-message { margin-top: 18px !important; }
.guided-preview .guided-attachment { display: block; margin: 12px 0 0; background: white; border: 1px solid #d9ddd5; border-radius: 6px; text-align: left; font-size: 10px; white-space: normal; }
.guided-preview .guided-composer { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin: 7px 20px 0; padding: 12px 15px; border: 1px solid var(--border); border-radius: 12px; color: var(--muted); font-size: 11px; }
.guided-preview .guided-composer.is-typing { border-color: #7d907b; background: #fbfcfa; }
.guided-preview .guided-composer-input { display: flex; align-items: center; flex: 1 1 auto; min-width: 0; }
.guided-preview .guided-composer-input [data-draft] { display: block; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.guided-preview .guided-draft-caret { display: none; flex: 0 0 auto; width: 1px; height: 14px; margin-left: 2px; background: #52634f; animation: guided-blink .9s steps(1) infinite; }
.guided-preview .is-typing .guided-draft-caret { display: block; }
.guided-preview .guided-composer a { flex-shrink: 0; border-radius: 20px; background: #1d201d; padding: 9px 13px; color: white; font-size: 10px; }
.guided-preview .guided-composer a:hover { text-decoration: none; background: #3a4038; }
.guided-preview .demo-disclaimer { font-size: 10px; line-height: 1.4; padding: 10px 17px; }
.guided-preview .guided-working { margin: 20px 0 22px; max-width: 570px; padding: 15px 17px; border: 1px solid #e2e8df; border-radius: 9px; background: #f8faf7; color: #4b584c; font-size: 12px; }
.guided-preview .guided-working-title { display: flex; align-items: center; gap: 10px; }
.guided-preview .guided-working-title strong { font-size: 12px; font-weight: 500; }
.guided-preview .guided-work-notes { display: grid; gap: 9px; margin: 13px 0 0 5px; padding: 0 0 0 15px; list-style: none; border-left: 1px solid #d4dcd1; }
.guided-preview .guided-work-notes li { position: relative; line-height: 1.45; }
.guided-preview .guided-work-notes li::before { content: ""; position: absolute; top: .55em; left: -18px; width: 5px; height: 5px; border-radius: 50%; background: #879d84; }
.guided-preview .guided-work-enter { animation: guided-arrive .35s ease-out both; }
.guided-preview .guided-working.is-complete { background: #fff; color: #626f61; }
.guided-preview .guided-working.is-complete .guided-spinner { display: none; }
.guided-preview .guided-spinner { flex: 0 0 auto; width: 13px; height: 13px; border: 1.5px solid #d3dbd0; border-top-color: #596f59; border-radius: 50%; animation: guided-rotate 1s linear infinite; }
.guided-preview .demo-section:not(.is-playing) .guided-spinner { animation-play-state: paused; }
.guided-preview .guided-enter { animation: guided-arrive .45s cubic-bezier(.2,.72,.28,1) both; }
.guided-preview .guided-cursor { display: inline-block; width: 1px; height: 13px; background: #5e745c; vertical-align: -2px; animation: guided-blink .9s steps(1) infinite; }
.guided-preview .assistant-message .citation[hidden] { display: none; }
.guided-preview .assistant-message .citation.is-previewed { border-color: #71866e; background: #edf3eb; color: #263d27; box-shadow: 0 0 0 3px rgba(113, 134, 110, .12); }
.guided-preview .demo-shell.has-panel .demo-panel { animation: guided-arrive .4s ease-out both; }
@keyframes guided-rotate { to { transform: rotate(360deg); } }
@keyframes guided-arrive { from { opacity: 0; transform: translateY(7px); } to { opacity: 1; transform: translateY(0); } }
@keyframes guided-blink { 50% { opacity: 0; } }
.guided-preview .guided-empty { display: flex; flex-direction: column; justify-content: center; min-height: 315px; max-width: 440px; margin: auto; }
.guided-preview .guided-empty span { font-size: 10px; letter-spacing: .12em; color: #6d786b; }
.guided-preview .guided-empty h3 { margin: 18px 0 12px; font-size: clamp(24px, 3vw, 34px); font-weight: 300; }
.guided-preview .guided-empty p { font-size: 14px; color: var(--muted); }
.guided-preview .guided-empty button { align-self: flex-start; background: #1d201d; color: #fff; border-radius: 24px; font-size: 12px; padding: 10px 16px; }
.guided-preview .guided-divider { display: flex; align-items: center; gap: 12px; margin: 27px 0; color: var(--muted); font-size: 10px; text-transform: uppercase; letter-spacing: .07em; }
.guided-preview .guided-divider::before, .guided-preview .guided-divider::after { content: ""; height: 1px; flex: 1; background: var(--border); }
.guided-preview .guided-continue { max-width: 590px; padding: 18px 0 24px; }
.guided-preview .guided-continue p { margin-bottom: 18px; font-size: 14px; line-height: 1.5; }
.guided-preview .guided-continue a { display: inline-flex; align-items: center; justify-content: center; min-height: 50px; padding: 13px 26px; border-radius: 50px; background: #080808; color: #fff; font-size: 15px; line-height: 1.4; }
.guided-preview .guided-continue a:hover { background: #343b37; text-decoration: none; }
.guided-preview .guided-continue a:focus-visible { outline: 2px solid #080808; outline-offset: 3px; }
.guided-preview .demo-panel .demo-panel-content > p:not(.eyebrow) { margin-top: 22px; }
.guided-preview .guided-source-reading { margin-top: 24px; padding: 20px; border: 1px solid #dfe5db; border-radius: 8px; background: #fff; }
.guided-preview .guided-source-reading span { font-size: 10px; letter-spacing: .07em; text-transform: uppercase; color: #687e66; }
.guided-preview .guided-source-reading p { margin: 12px 0 0; font-size: 13px; line-height: 1.65; }
.guided-preview .source-limit details { margin-top: 18px; }
.guided-preview .source-limit summary { cursor: pointer; text-decoration: underline; text-underline-offset: 3px; }
.guided-preview .source-limit details p { margin-top: 9px; }
.guided-preview .demo-panel > header button { font-size: 22px; line-height: 1; }
.guided-preview .guided-progress { height: 3px; background: #e4e7e1; border: 1px solid var(--border); border-top: 0; border-radius: 0 0 10px 10px; overflow: hidden; }
.guided-preview .guided-progress span { display: block; height: 100%; width: 0; background: #748b71; transition: width .45s ease; }
@media (max-width: 950px) and (min-width: 701px) {
  .guided-preview .demo-shell.has-panel { grid-template-columns: 0 minmax(0, 1fr) minmax(260px, .9fr); }
}
@media (max-width: 700px) {
  .guided-preview .demo-caption { flex-wrap: wrap; font-size: 10px; gap: 3px 14px; padding: 9px 12px; }
  .guided-preview .guided-toolbar { padding: 8px 10px; }
  .guided-preview .guided-overline { display: none; }
  .guided-preview .guided-controls { width: 100%; justify-content: flex-start; gap: 6px; }
  .guided-preview .guided-controls button { min-height: 42px; padding: 9px 13px; font-size: 12px; }
  .guided-preview .guided-chapters button { padding: 10px 5px; font-size: 9px; text-align: center; line-height: 1.2; }
  .guided-preview .guided-chapters button span { display: block; margin: 0 0 3px; }
  .guided-preview .demo-shell, .guided-preview .demo-shell.has-panel { display: flex; flex-direction: column; height: 603px; min-height: 603px; }
  .guided-preview .demo-sidebar { display: none; }
  .guided-preview .demo-chat { min-height: 0; flex: 1; }
  .guided-preview .demo-shell.has-panel .demo-chat { display: none; }
  .guided-preview .demo-panel { min-height: 0; flex: 1; overflow: auto; }
  .guided-preview .demo-chat > header { padding: 10px 14px; min-height: 48px; }
  .guided-preview .demo-thread { padding: 10px 16px 18px; font-size: 13px; }
  .guided-preview .demo-thread .user-message { margin-left: 9% !important; padding: 10px 13px; }
  .guided-preview .guided-empty { min-height: 360px; }
  .guided-preview .guided-continue a { min-height: 44px; padding: 11px 20px; font-size: 13px; }
  .guided-preview .guided-composer { margin: 3px 10px 0; padding: 9px 10px; font-size: 10px; }
  .guided-preview .guided-composer a { padding: 8px 9px; white-space: nowrap; }
  .guided-preview .demo-disclaimer { font-size: 9px; padding: 8px 10px; }
}
@media (prefers-reduced-motion: reduce) {
  .guided-preview .guided-spinner, .guided-preview .guided-enter, .guided-preview .guided-work-enter, .guided-preview .guided-cursor, .guided-preview .guided-draft-caret { animation: none; }
  .guided-preview .guided-progress span { transition: none; }
  .guided-preview .demo-shell.has-panel .demo-panel { animation: none; }
}