/* Raccolta Appia Immersiva. Identità esistente: Georgia, carattere di sistema, blu profondo.
   DESIGN_VARIANCE 3 / MOTION_INTENSITY 2 / VISUAL_DENSITY 4.
   Media 8px; controlli 8px; nessun livello sovrapposto aggiuntivo. */
.ri-page,.ri-preview{--ri-line:#456171;--ri-surface:#102631;--ri-muted:var(--muted-on-dark);--ri-accent:#98dfeb;--ri-text:var(--text-on-dark);color:var(--ri-text)}
.ri-page{padding:2rem 0 5rem;min-height:70vh}
.ri-page [hidden],.ri-preview [hidden]{display:none!important}
.ri-page h1,.ri-page h2,.ri-page h3,.ri-preview h3{font-family:var(--font-display);font-weight:400;letter-spacing:-.025em;text-wrap:balance;color:var(--ri-text)}
.ri-page h1{font-size:clamp(2.15rem,4.2vw,3.4rem);line-height:1.14;margin:0 0 1rem;max-width:23ch}
.ri-page h2{font-size:clamp(1.7rem,2.8vw,2.15rem);line-height:1.22;margin:0 0 1rem}
.ri-page p{max-width:65ch}
.ri-breadcrumb ol{list-style:none;display:flex;flex-wrap:wrap;gap:.3rem .65rem;margin:0 0 2rem;padding:0;font-size:.9rem;color:var(--ri-muted)}
.ri-breadcrumb li+li::before{content:"/";margin-right:.65rem;color:var(--ri-muted)}
.ri-breadcrumb a{color:var(--ri-muted);text-underline-offset:4px}
.ri-intro{padding:0 0 2.2rem}
.ri-intro p{font-size:1.125rem;line-height:1.7;color:var(--ri-muted);margin:0;max-width:56ch}
.ri-toolbar{border-top:1px solid var(--ri-line);padding:1.4rem 0 0;scroll-margin-top:6rem}
.ri-formats{display:flex;gap:.6rem;flex-wrap:wrap;margin:0 0 1.5rem}
.ri-format-button,.ri-button{min-height:46px;border:1px solid var(--ri-line);border-radius:8px;padding:.65rem 1rem;font:600 1rem/1.4 var(--font-ui);background:transparent;color:var(--ri-text);cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:.65rem}
.ri-format-button[aria-pressed="true"]{background:var(--ri-accent);color:#0c1a24;border-color:var(--ri-accent)}
.ri-count{font-variant-numeric:tabular-nums;font-size:.85em;font-weight:400}
.ri-fields{display:grid;grid-template-columns:minmax(12rem,1fr) minmax(10rem,.6fr) minmax(10rem,.6fr);gap:1rem;align-items:end}
.ri-field{display:grid;gap:.45rem;min-width:0}
.ri-field label{font-size:.9rem;font-weight:600;color:var(--ri-text)}
.ri-field input,.ri-field select{width:100%;min-width:0;min-height:48px;padding:.65rem .8rem;border:1px solid var(--ri-line);border-radius:8px;background:var(--ri-surface);color:var(--ri-text);font:1rem/1.4 var(--font-ui);color-scheme:dark}
.ri-field input::placeholder{color:#aec0cd;opacity:1}
.ri-field input::-webkit-search-cancel-button{cursor:pointer}
.ri-page :is(a,button,input,select,summary):focus-visible,.ri-preview :is(a,button,summary):focus-visible{outline:3px solid var(--ri-accent);outline-offset:5px}
.ri-results-head{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:4.5rem;padding:.6rem 0}
.ri-status{color:var(--ri-muted);margin:0;font-size:.95rem}
.ri-reset{border:0;background:none;color:var(--ri-accent);font:600 .95rem var(--font-ui);cursor:pointer;min-height:44px;padding:.5rem 0;text-decoration:underline;text-underline-offset:4px}
.ri-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));column-gap:2rem;row-gap:2.8rem;margin:0;padding:0;list-style:none}
.ri-card{min-width:0;scroll-margin-top:7rem}
.ri-card-link{display:flex;flex-direction:column;height:100%;color:var(--ri-text);text-decoration:none;border-radius:8px}
.ri-card-image{aspect-ratio:16/9;width:100%;object-fit:cover;border-radius:8px;background:var(--ri-surface)}
.ri-card-body{padding:1.2rem 0 0;display:flex;flex-direction:column;flex:1}
.ri-type{font:600 .9rem/1.5 var(--font-ui);color:var(--ri-accent);margin:0 0 .45rem!important;display:flex;gap:.75rem;flex-wrap:wrap}
.ri-topic{color:var(--ri-muted);font-weight:400}
.ri-page .ri-card :is(h2,h3),.ri-preview .ri-card h3{font-size:clamp(1.5rem,2.4vw,1.9rem);line-height:1.25;margin:0 0 .7rem}
.ri-card-description{font-size:1rem;line-height:1.7;color:var(--ri-muted);margin:0 0 1rem}
.ri-card-meta{list-style:none;display:flex;flex-wrap:wrap;gap:.35rem 1rem;font-size:.9rem;color:var(--ri-muted);padding:0;margin:auto 0 0}
.ri-card-action{display:block;font-weight:600;color:var(--ri-accent);margin-top:.9rem;text-underline-offset:5px}
.ri-card-link:hover .ri-card-action,.ri-card-link:focus-visible .ri-card-action{text-decoration:underline}
.ri-card-link:hover :is(h2,h3){color:var(--ri-accent)}
.ri-format-button:hover,.ri-button:hover{border-color:var(--ri-accent)}
.ri-more{margin:2rem auto 0;display:flex}
.ri-empty{padding:2rem 0 3rem;min-height:16rem}
.ri-empty p{color:var(--ri-muted);margin:.5rem 0}
.ri-guide{margin-top:3.4rem;padding-top:1.5rem;border-top:1px solid var(--ri-line)}
.ri-guide summary,.ri-description summary{cursor:pointer;min-height:48px;padding:.5rem 0;font-size:1.05rem;font-weight:600;color:var(--ri-text)}
.ri-guide-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.5rem 2rem;margin:1rem 0}
.ri-guide-grid h3{font:600 1.05rem/1.4 var(--font-ui);letter-spacing:0;margin:0 0 .5rem}
.ri-guide-grid p{font-size:1rem;line-height:1.7;color:var(--ri-muted);margin:0}
.ri-note{font-size:.95rem;line-height:1.7;color:var(--ri-muted);border-left:2px solid var(--ri-accent);padding-left:1rem;margin:2rem 0 0}
.ri-editorial-link{margin-top:2rem!important;line-height:1.7}
.ri-editorial-link a{color:var(--ri-accent);text-underline-offset:4px}
.ri-video{width:100%;display:block;aspect-ratio:16/9;height:auto;max-height:72vh;background:#07151c;border-radius:8px}
.ri-film-figure{margin:1.5rem 0 0}
.ri-film-figure figcaption{color:var(--ri-muted);margin:.8rem 0 0;font-size:.95rem}
.ri-film-figure figcaption a{color:var(--ri-accent);text-underline-offset:4px}
.ri-description{margin:1.8rem 0 0;border-top:1px solid var(--ri-line);padding:.7rem 0}
.ri-description p{line-height:1.8;color:var(--ri-muted);margin:.65rem 0 1rem}
.ri-related{margin:3rem 0 0;padding:2rem 0 0;border-top:1px solid var(--ri-line)}
.ri-related-links{display:flex;flex-wrap:wrap;gap:.75rem 1.5rem;align-items:center}
.ri-related-links a{color:var(--ri-accent);text-underline-offset:5px;padding:.6rem 0}
.ri-preview{margin:2rem 0 3.5rem}
.ri-preview .ri-grid{margin-top:2rem}
.ri-preview .ri-intro-link{display:inline-flex;min-height:48px;align-items:center;color:var(--ri-accent);font-weight:600;text-underline-offset:5px}
.ri-preview .ri-intro-link:hover{text-decoration-thickness:2px}
.ri-preview-heading{max-width:60ch;color:var(--ri-muted);font-size:1.1rem;line-height:1.7;margin:0 0 .7rem}
.ri-return{display:block;padding:.7rem 1.25rem;background:#0c1a24;color:#b7c9d6;font:1rem/1.6 var(--font-ui)}
.ri-return a{color:#98dfeb;text-underline-offset:4px}
.a11y-contrasto :is(.ri-page,.ri-preview){--ri-line:#aecad7;--ri-muted:#e2ecf3;--ri-accent:#b5eff9;--ri-surface:#06131b}
.a11y-interlinea :is(.ri-page,.ri-preview) :is(p,li){line-height:2}
@media(max-width:767px){
 .ri-page{padding-top:1.3rem;padding-bottom:3rem}
 .ri-breadcrumb ol{font-size:.85rem;margin-bottom:1.5rem}
 .ri-intro{padding-bottom:1.5rem}
 .ri-intro p{font-size:1.05rem}
 .ri-fields{grid-template-columns:1fr 1fr;gap:1rem .8rem}
 .ri-field:first-child{grid-column:1/-1}
 .ri-grid{grid-template-columns:1fr;row-gap:2.2rem}
 .ri-guide-grid{grid-template-columns:1fr}
 .ri-results-head{align-items:center}
 .ri-format-button{font-size:.95rem;padding:.6rem .8rem;gap:.45rem}
 .ri-card-body{padding-top:1rem}
 .ri-video{max-height:none}
 .ri-page h1{font-size:clamp(2rem,7.5vw,2.65rem)}
}
@media(max-width:360px){.ri-fields{grid-template-columns:1fr}.ri-format-button{font-size:.9rem;padding:.6rem .7rem}}
@media(prefers-reduced-motion:reduce){.ri-page,.ri-preview{scroll-behavior:auto}}