/* Sezione "Lo studio": sobria, bianca, con la foto dell'insegna a tutta larghezza. */
.st-sec { background: #fff; color: #0a0a0a; border-top: 1px solid rgba(0, 0, 0, .1); }

.st-foto { margin: 0 0 clamp(32px, 5vw, 64px); }
.st-quadro { position: relative; overflow: hidden; border-radius: 4px; border: 1px solid rgba(0, 0, 0, .14); background: #d9d6cf; aspect-ratio: 16 / 9; isolation: isolate; --lx: 78.4%; --ly: 15%; --py: 0px; }
.st-pan { position: absolute; inset: -3%; transform: translate3d(0, var(--py), 0); will-change: transform; }
.st-foto img { display: block; width: 100%; height: 100%; object-fit: cover; transform-origin: 70% 30%; }
.st-quadro > span, .st-quadro > button { position: absolute; }
.st-notte, .st-cono, .st-luce, .st-riflesso { inset: 0; pointer-events: none; }
.st-notte { background: radial-gradient(ellipse 58% 64% at 52% 46%, rgba(6, 8, 18, 0) 38%, rgba(4, 6, 14, .74) 100%); opacity: 0; mix-blend-mode: multiply; }
.st-cono { background: radial-gradient(ellipse 60% 48% at calc(var(--lx) - 16%) calc(var(--ly) + 30%), rgba(255, 236, 200, .20), transparent 72%); opacity: 0; mix-blend-mode: screen; }
.st-luce { background: radial-gradient(circle at var(--lx) var(--ly), rgba(255, 246, 222, .95) 0, rgba(255, 214, 140, .38) 5%, rgba(255, 190, 110, .12) 16%, transparent 34%); opacity: 0; mix-blend-mode: screen; }
.st-riflesso { left: 9%; right: 8%; top: 11%; bottom: 14%; background: linear-gradient(105deg, transparent 38%, rgba(255, 255, 255, .20) 50%, transparent 62%) -140% 0 / 260% 100% no-repeat; opacity: 0; mix-blend-mode: screen; }
.st-sera { right: 14px; bottom: 14px; z-index: 3; display: inline-flex; align-items: center; gap: 8px; height: 36px; padding: 0 14px; border-radius: 999px; background: rgba(10, 10, 10, .72); color: #fff; border: 1px solid rgba(255, 255, 255, .28); font: 600 .8rem/1 inherit; letter-spacing: .04em; cursor: pointer; backdrop-filter: blur(6px); }
.st-sera:hover { background: rgba(10, 10, 10, .9); border-color: #ff6b1a; }
.st-sera__ico { width: 14px; height: 14px; border-radius: 50%; background: linear-gradient(90deg, #fff 50%, #1a1a1a 50%); border: 1px solid rgba(255, 255, 255, .6); }

/* stato finale (anche con "riduci movimento"): luce accesa */
.st-in .st-luce { opacity: .9; }
.st-in .st-cono { opacity: 1; }
.st-sera-on .st-notte { opacity: 1; }
.st-sera-on .st-luce { opacity: 1; filter: brightness(1.25); }
.st-sera-on .st-cono { opacity: 1; filter: brightness(1.5); }

@media (prefers-reduced-motion: no-preference) {
  html body .st-quadro:not(.st-fermo) img { transform: scale(1.07); }
  html body .st-quadro.st-in:not(.st-fermo) img { animation: st-camera 2.8s cubic-bezier(.2, .7, .2, 1) 1 forwards !important; }
  html body .st-quadro:not(.st-fermo) .st-luce { opacity: 0; }
  html body .st-quadro.st-in:not(.st-fermo) .st-luce { animation: st-accendi 1.7s ease .5s 1 forwards, st-respira 5s ease-in-out 2.4s infinite !important; }
  html body .st-quadro:not(.st-fermo) .st-cono { opacity: 0; }
  html body .st-quadro.st-in:not(.st-fermo) .st-cono { animation: st-cono 1.8s ease .7s 1 forwards !important; }
  html body .st-quadro.st-in:not(.st-fermo) .st-riflesso { animation: st-passa 9s ease-in-out 1.8s infinite !important; }
  html body .st-quadro .st-notte { transition: opacity 1s ease !important; }
  html body .st-quadro.st-sera-on .st-luce { animation-name: st-accendi, st-respira !important; }
}
@keyframes st-camera { from { transform: scale(1.07); } to { transform: scale(1); } }
@keyframes st-accendi { 0% { opacity: 0; } 12% { opacity: .85; } 18% { opacity: .1; } 26% { opacity: .9; } 34% { opacity: .2; } 46% { opacity: .95; } 100% { opacity: .9; } }
@keyframes st-respira { 0%, 100% { opacity: .85; } 50% { opacity: 1; } }
@keyframes st-cono { from { opacity: 0; } to { opacity: 1; } }
@keyframes st-passa { 0% { opacity: 0; background-position: -140% 0; } 4% { opacity: 1; } 26% { opacity: 1; background-position: 120% 0; } 30%, 100% { opacity: 0; background-position: 120% 0; } }

.st-foto figcaption {
  display: flex; align-items: center; gap: 10px; margin-top: 12px;
  font-size: .78rem; letter-spacing: .08em; text-transform: uppercase; color: #5c5c5c; font-weight: 600;
}
.st-punto { width: 8px; height: 8px; border-radius: 50%; background: #d45300; flex: none; }

.st-corpo { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(28px, 6vw, 88px); align-items: start; }
.st-a .h2 { margin: 0; }
.st-p { margin: 0 0 14px; max-width: 58ch; font-size: clamp(1rem, 1.25vw, 1.12rem); line-height: 1.65; color: #3b3b3b; }

.st-cit { margin: 26px 0 0; padding: 4px 0 4px 20px; border-left: 3px solid #d45300; max-width: 52ch; }
.st-cit p { margin: 0; font-size: clamp(1.25rem, 2.2vw, 1.7rem); line-height: 1.25; font-weight: 700; letter-spacing: -.02em; color: #0a0a0a; }
.st-cit footer { margin-top: 10px; font-size: .82rem; color: #5c5c5c; }

.st-dati { margin: clamp(32px, 5vw, 56px) 0 28px; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1px solid rgba(0, 0, 0, .14); }
.st-dati > div { padding: 16px 20px 16px 0; border-bottom: 1px solid rgba(0, 0, 0, .14); }
.st-dati dt { font-size: .7rem; letter-spacing: .12em; text-transform: uppercase; color: #5c5c5c; font-weight: 700; margin-bottom: 6px; }
.st-dati dd { margin: 0; font-size: .95rem; line-height: 1.5; color: #0a0a0a; overflow-wrap: anywhere; }
.st-dati a { color: inherit; text-decoration: none; border-bottom: 1px solid rgba(0, 0, 0, .3); }
.st-dati a:hover { border-bottom-color: #d45300; color: #d45300; }

.st-azioni { display: flex; flex-wrap: wrap; gap: 12px; }
html body .st-btn { border-radius: 4px !important; font-weight: 700 !important; }
html body .st-btn--pieno { background: #0a0a0a !important; border: 1px solid #0a0a0a !important; color: #fff !important; }
html body .st-btn--pieno:hover { background: #d45300 !important; border-color: #d45300 !important; }
html body .st-btn--vuoto { background: transparent !important; border: 1px solid #0a0a0a !important; color: #0a0a0a !important; }
html body .st-btn--vuoto:hover { background: #0a0a0a !important; color: #fff !important; }

@media (max-width: 960px) { .st-dati { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 860px) {
  .st-corpo { grid-template-columns: minmax(0, 1fr); gap: 20px; }
  .st-quadro { aspect-ratio: 4 / 3; --lx: 86.7%; --ly: 15.6%; }
  .st-riflesso { left: 1%; right: 3%; top: 15%; bottom: 17%; }
}
@media (max-width: 520px) { .st-dati { grid-template-columns: minmax(0, 1fr); } }