/* Local narrative prototype. Existing brand tokens and native scroll retained. */
/* The current story is autonomous: the old frame-player rules below are
   retained for rollback only, and do not match this editorial component. */
.mm-story { background: #fff; scroll-margin-top: var(--mm-stage-top, 72px); }
.mm-story__stage { width: min(1280px, calc(100% - clamp(40px, 7vw, 96px))); margin: auto; padding-block: clamp(48px, 5vw, 76px); display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); align-items: center; gap: clamp(40px, 8vw, 112px); }
.mm-story__visual { position: relative; isolation: isolate; aspect-ratio: 4 / 3; }
.mm-story__visual::after { content: ''; position: absolute; pointer-events: none; inset: 30% -10px -10px 28%; border-right: 1px solid var(--line-strong, #b5a47c); border-bottom: 1px solid var(--line-strong, #b5a47c); z-index: -1; }
.mm-story__visual picture, .mm-story__visual img { display: block; width: 100%; height: 100%; object-fit: cover; }
.mm-story__visual picture { overflow: clip; }
.mm-story__visual picture,
.mm-story__visual [data-story-video] { filter: saturate(1.42) contrast(1.09) brightness(1.04) sepia(.11) hue-rotate(-4deg); }
.mm-story__visual::before { content: ''; position: absolute; pointer-events: none; inset: 0; z-index: 2; background: radial-gradient(circle at 82% 14%, rgba(255, 205, 122, .36), transparent 34%), linear-gradient(135deg, rgba(226, 128, 58, .19), transparent 48%, rgba(88, 48, 24, .10)); mix-blend-mode: soft-light; box-shadow: inset 0 0 72px rgba(115, 55, 20, .12); }
.mm-story__visual [data-story-video] { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; z-index: 1; pointer-events: none; transition: opacity 650ms ease; }
.mm-story__visual.is-video-ready [data-story-video] { opacity: 1; }
.mm-story__reading { min-width: 0; }
.mm-story__reading h2 { margin: 0 0 24px; font: 400 clamp(2.6rem, 5.3vw, 4.9rem)/1.02 var(--serif); letter-spacing: -.045em; }
.mm-story__reading h2 em { font-style: normal; color: var(--accent); }
.mm-story__panels { display: grid; gap: 24px; }
.mm-story-panel { margin: 0; font-size: 1.125rem; line-height: 1.65; color: var(--muted); }
.mm-story-panel strong { display: block; margin-bottom: 7px; font: 400 1.9rem/1.1 var(--serif); color: var(--accent); }
.mm-story__reading > .text-link { display: inline-block; margin-top: 26px; }
.mm-story.is-story-live .mm-story__panels { gap: 0; min-height: 150px; }
.mm-story.is-story-live .mm-story-panel { grid-area: 1 / 1; opacity: 0; visibility: hidden; transition: opacity 650ms ease, visibility 0s linear 650ms; }
.mm-story.is-story-live .mm-story-panel.is-current { opacity: 1; visibility: visible; transition-delay: 0s; }
.mm-story-controls { display: flex; align-items: stretch; gap: 10px; margin-top: 28px; border-top: 1px solid var(--line-strong, #b5a47c); }
.mm-story-tabs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); flex: 1; gap: 10px; }
.mm-story-tabs button { display: flex; align-items: baseline; flex-wrap: wrap; gap: 4px 8px; min-height: 44px; padding: 12px 0 4px; color: var(--muted); border: 0; background: none; text-align: left; cursor: pointer; }
.mm-story-tabs button b { font: 400 .95rem/1.2 var(--serif); color: var(--accent); }
.mm-story-tabs button span { font: 600 .68rem/1.4 var(--sans); }
.mm-story-tabs button[aria-selected='true'] span { color: var(--accent); }
.mm-story-tabs button[aria-selected='true'] { box-shadow: 0 -2px var(--accent); }
.mm-story-pause { display: grid; place-items: center; align-self: start; width: 44px; height: 44px; flex: 0 0 44px; padding: 0; border: 0; background: none; color: var(--accent); cursor: pointer; }
.mm-story-pause svg { width: 16px; height: 16px; }
.mm-story-controls button:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
@media (max-width: 899px) {
  .mm-story__visual::after { right: -6px; bottom: -6px; }
  .mm-story__stage { grid-template-columns: minmax(0, 1fr); gap: 32px; padding-block: 40px; }
  .mm-story__reading h2 { font-size: clamp(2.6rem, 8vw, 4.1rem); }
  .mm-story-tabs { gap: 6px; }
  .mm-story-tabs button { display: block; }
  .mm-story-tabs button b, .mm-story-tabs button span { display: block; }
  .mm-story-tabs button span { margin-top: 4px; }
  .mm-story-controls { gap: 4px; }
}
@media (prefers-reduced-motion: reduce) {
  .mm-story.is-story-live .mm-story-panel { transition-duration: 140ms, 0s; transition-delay: 0s, 140ms; }
  .mm-story.is-story-live .mm-story-panel.is-current { transition-delay: 0s; }
}
.mm-journey { background: var(--cream); position: relative; }
.mm-journey__stage { position: relative; padding: 4rem 0; }
.mm-journey__visual { position: relative; width: 100%; aspect-ratio: 1280/674; overflow: hidden; }
.mm-journey__visual picture, .mm-journey__visual img { display: block; width: 100%; height: 100%; object-fit: cover; }
.mm-journey__visual canvas { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; }
.mm-journey.is-ready .mm-journey__visual canvas { opacity: 1; }
.mm-journey__reading { padding: 3rem max(1.25rem, 5vw); position: relative; }
.mm-journey__reading h2 { font: normal clamp(2.5rem, 4.3vw, 5rem)/1.04 var(--serif); letter-spacing: -.04em; max-width: 12ch; margin: 0 0 2rem; }
.mm-journey__chapters { display: grid; gap: 1.5rem; margin-bottom: 1.5rem; }
.mm-journey__chapters p { margin: 0; display: grid; gap: .5rem; font-size: 1rem; line-height: 1.6; max-width: 34rem; }
.mm-journey__chapters strong { font: normal 1.75rem/1 var(--serif); color: var(--accent); }
.mm-journey__progress { display: none; overflow: hidden; height: 3px; background: var(--paper); margin-top: 1.5rem; }
.mm-journey__progress span { display: block; background: var(--accent); height: 100%; transform-origin: left; transform: scaleX(0); }
.mm-journey__toggle { font: inherit; font-size: .875rem; color: var(--ink); min-height: 44px; padding: .5rem 0; background: transparent; border: 0; text-decoration: underline; cursor: pointer; }
.mm-journey__toggle[hidden] { display: none; }
.mm-journey__toggle:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
/* Still aerial photograph: no frame buffer, sticky dwell or hidden chapters.
   The former player remains in rollback; the opening hero is independent. */
.mm-journey[data-journey-mode='still'] .mm-journey__stage { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); align-items: center; gap: clamp(32px, 5vw, 72px); width: min(1280px, calc(100% - clamp(40px, 9vw, 144px))); margin-inline: auto; padding-block: clamp(56px, 7vw, 100px); }
.mm-journey[data-journey-mode='still'] .mm-journey__visual { grid-column: 2; grid-row: 1; aspect-ratio: 4 / 3; }
.mm-journey[data-journey-mode='still'] .mm-journey__reading { grid-column: 1; grid-row: 1; padding: 0; }
.mm-journey[data-journey-mode='still'] h2 { font-size: clamp(2.3rem, 4.05vw, 3.65rem); }
.mm-journey__land { margin: 1.5rem 0; font-size: 1rem; line-height: 1.65; }
.mm-journey.is-aerial-pan .mm-journey__visual picture {
  position: absolute; inset: -24px; width: calc(100% + 48px); height: calc(100% + 48px);
}
@media (prefers-reduced-motion: reduce) {
  .mm-journey.is-aerial-pan .mm-journey__visual picture { position: static; width: 100%; height: 100%; transform: none !important; }
}
@media (max-width: 899px) {
  .mm-journey[data-journey-mode='still'] .mm-journey__stage { display: flex; flex-direction: column; align-items: stretch; }
  .mm-journey[data-journey-mode='still'] h2 { max-width: 20ch; }
}
/* La corsa di 200svh resta quella approvata. Il filmato contiene 42 immagini
   distinte: la cadenza visiva dipende anche dalla velocita' dello scroll.
   Le misure del vecchio decoder a finestra non valgono per il buffer completo
   introdotto il 12 settembre. Non aumentare la corsa per nascondere lentezze
   di decodifica, e non fondere immagini diverse per simulare dettaglio.
   Il top e' fisso: la testata che si restringe non deve invalidare il buffer.
   Vedi docs/frontend/MM-FINISH-IDENTITY-CONTROLS-2026-09-12.md. */
.mm-journey.is-enhanced { min-height: 200svh; }
.mm-journey.is-enhanced .mm-journey__stage { position: sticky; top: var(--mm-stage-top, 72px); height: calc(100svh - var(--mm-stage-top, 72px)); padding: 0; display: grid; grid-template-columns: 38% 62%; }
.mm-journey.is-enhanced .mm-journey__visual { grid-column: 2; grid-row: 1; height: 100%; width: 100%; aspect-ratio: auto; }
.mm-journey.is-enhanced .mm-journey__reading { grid-column: 1; grid-row: 1; padding: clamp(1.5rem, 3vw, 3rem); align-self: center; }
.mm-journey.is-enhanced .mm-journey__chapters { gap: 1rem; }
.mm-journey.is-enhanced .mm-journey__chapters p { border-left: 2px solid transparent; padding-left: 1rem; }
.mm-journey.is-enhanced .mm-journey__chapters p.is-current { border-color: var(--accent); }
.mm-journey.is-enhanced .mm-journey__progress { display: block; }
@media (max-width: 1023px) {
  .mm-journey.is-enhanced { min-height: 210svh; }
  .mm-journey.is-enhanced .mm-journey__stage { display: flex; flex-direction: column; height: auto; min-height: calc(100svh - var(--mm-stage-top, 72px)); }
  .mm-journey.is-enhanced .mm-journey__visual { height: 42svh; flex: none; }
  .mm-journey.is-enhanced .mm-journey__reading { padding: 1.5rem; align-self: stretch; }
  .mm-journey__reading h2 { font-size: clamp(2rem, 6vw, 3rem); max-width: 20ch; margin-bottom: 1rem; }
  .mm-journey.is-enhanced .mm-journey__chapters { display: block; position: relative; min-height: 8rem; }
  .mm-journey.is-enhanced .mm-journey__chapters p:not(.is-current) { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
}
@media (prefers-reduced-motion: reduce), (max-height: 760px) {
  .mm-journey.is-enhanced { min-height: 0; }
  .mm-journey.is-enhanced .mm-journey__stage { position: relative; top: auto; height: auto; min-height: 0; display: block; }
  .mm-journey.is-enhanced .mm-journey__visual { height: auto; aspect-ratio: 1280/674; clip-path: none !important; }
  .mm-journey.is-enhanced .mm-journey__chapters { display: grid; }
  .mm-journey.is-enhanced .mm-journey__chapters p:not(.is-current), .mm-journey.is-enhanced .mm-journey__chapters p { position: static; width: auto; height: auto; margin: 0; padding: 0; overflow: visible; clip-path: none; white-space: normal; display: grid; }
}