/* Identidad Grafiè: moderna, redondeada, negro + naranja + verde azulado */
.g-hero { position: relative; min-height: calc(100svh - var(--header-h)); display: grid; align-items: end; overflow: hidden; isolation: isolate; background: #000; }
.g-hero video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; }
.g-hero::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(0deg, rgba(0,0,0,.85), transparent 55%); }
.g-hero .wrap { padding-bottom: clamp(40px, 7vw, 90px); }
.g-hero h1 { font-size: clamp(3rem, 11vw, 9rem); color: #fff; } .g-hero h1 em { font-style: normal; color: var(--accent); }
.g-hero .lead { color: #eee; }
@keyframes bob { 50% { transform: translateY(-18px); } }

/* Abanico de portadas */
.fan { position: relative; height: clamp(300px, 46vw, 520px); display: flex; justify-content: center; align-items: center; }
.fan img { position: absolute; width: clamp(130px, 22vw, 270px); border-radius: 6px; box-shadow: 0 20px 40px rgba(0,0,0,.6); transition: transform .6s cubic-bezier(.2,.8,.2,1); }

.edition-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 60px 30px; margin-top: 60px; }
.edition-grid article { text-align: center; }
.edition-grid h3 { margin: 50px 0 .1em; font-size: 1.5rem; } .edition-grid small { display: block; color: var(--muted); margin-bottom: 14px; }
.g-pill-list { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 1rem; }
.g-sticker { background: var(--accent); color: #000; border: 3px solid #000; border-radius: 22px; padding: 1.2em 1.4em; box-shadow: 8px 8px 0 #000; transform: rotate(-2deg); font-weight: 600; max-width: 34ch; }
.manual-box { background: var(--surface); border: 3px solid var(--accent); border-radius: 36px; padding: clamp(24px, 5vw, 60px); box-shadow: 12px 12px 0 var(--accent); }

/* Fondo: el video de la marca, a pantalla completa */
.g-hero { background: radial-gradient(circle at 70% 30%, #3a2108, #000 65%); }
.g-hero video { object-fit: cover; }
.g-pause { position: absolute; right: clamp(14px, 3vw, 36px); bottom: clamp(14px, 3vw, 36px); z-index: 2; width: 44px; height: 44px; border-radius: 50%; border: 2px solid rgba(255,255,255,.5); background: rgba(0,0,0,.45); color: #fff; font-size: .8rem; cursor: pointer; backdrop-filter: blur(4px); transition: .25s; }
.g-pause:hover { background: var(--accent); color: #000; border-color: var(--accent); }

/* El logo en otra versión (fondo transparente), como marca de agua de fondo */
.g-wm, .g-wm-l { isolation: isolate; overflow: hidden; }
.g-wm::before, .g-wm-l::before { content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none; opacity: .07; background: url("../assets/logos/grafie-marca-transparente.webp") no-repeat; }
.g-wm::before { background-position: right -6% center; background-size: min(820px, 80%); }
.g-wm-l::before { background: var(--accent); opacity: .07; -webkit-mask: url("../assets/logos/grafie-g-grande.png") no-repeat left -2% center / min(560px, 62%); mask: url("../assets/logos/grafie-g-grande.png") no-repeat left -2% center / min(560px, 62%); }

/* Abanico de portadas: cada una se queda en su sitio y solo crece un poco al pasar el cursor (sin saltos) */
.fan img { transform: translateX(var(--x)) rotate(var(--r)); }
.fan img:nth-child(1) { --x: -165%; --r: -14deg; } .fan img:nth-child(2) { --x: -82%; --r: -7deg; }
.fan img:nth-child(3) { --x: 0%; --r: 0deg; z-index: 2; }
.fan img:nth-child(4) { --x: 82%; --r: 7deg; } .fan img:nth-child(5) { --x: 165%; --r: 14deg; }
.fan img:hover { transform: translateX(var(--x)) rotate(0deg) scale(1.1); z-index: 5; }

/* Abanico pequeño para la introducción */
.fan.small { height: clamp(230px, 28vw, 340px); }
.fan.small img { width: clamp(70px, 9vw, 124px); }


/* Introducción con portada grande que cambia al hacer scroll (queda fija en pantallas grandes) */
.sb-track { position: relative; }
.sb-pin { padding: clamp(40px, 7vw, 90px) 0; }
.sb-pinned { height: 560vh; }
.sb-pinned .sb-pin { position: sticky; top: var(--header-h); height: calc(100svh - var(--header-h)); padding: 0; display: grid; align-items: center; }
.sb-grid { align-items: center; }
.sb-text .g-sticker { margin-top: 24px; transform: rotate(-1.2deg); }
.sb-stage { display: grid; justify-items: center; gap: 18px; }
.sb-books { position: relative; width: 100%; height: clamp(380px, 52vh, 520px); }
.sb-item { position: absolute; inset: 0; display: grid; place-items: center; transition: transform .8s cubic-bezier(.2, .8, .2, 1), opacity .55s; will-change: transform, opacity; }
.sb-item[data-s="on"] { opacity: 1; transform: none; }
.sb-item[data-s="antes"] { opacity: 0; transform: translate(-14%, -8%) rotate(-12deg) scale(.88); pointer-events: none; }
.sb-item[data-s="despues"] { opacity: 0; transform: translate(14%, 8%) rotate(12deg) scale(.88); pointer-events: none; }
.sb-item .book3d { --bw: min(360px, 62vw); }
.sb-caption { display: flex; align-items: center; justify-content: center; gap: 22px; flex-wrap: wrap; text-align: left; }
.sb-title { display: block; font: 700 clamp(1.3rem, 2.4vw, 1.8rem) var(--f-display); } .sb-sub { display: block; color: var(--muted); font-size: .95rem; }
.sb-nav { display: flex; align-items: center; gap: 14px; }
.sb-arrow { width: 42px; height: 42px; border-radius: 50%; border: 1px solid var(--line); background: transparent; color: var(--text); cursor: pointer; font-size: 1.1rem; transition: .25s; }
.sb-arrow:hover { background: var(--accent); color: var(--on-accent); border-color: var(--accent); }
.sb-dots { display: flex; gap: 8px; }
.sb-dot { width: 34px; height: 34px; border-radius: 50%; border: 1px solid var(--line); background: transparent; color: var(--muted); font: 600 .8rem var(--f-accent); cursor: pointer; transition: .25s; }
.sb-dot[aria-current="true"] { background: var(--accent); color: var(--on-accent); border-color: var(--accent); transform: scale(1.12); }


/* Escritorio: el video queda en la parte alta y el texto en una franja propia debajo, para que el logo final no choque con el texto */
@media (min-width: 900px) {
  .g-hero video { inset: 0 0 auto 0; height: 80%; -webkit-mask-image: linear-gradient(#000 82%, transparent); mask-image: linear-gradient(#000 82%, transparent); }
  .g-hero::after { background: linear-gradient(0deg, rgba(0,0,0,.6), transparent 30%); }
}

/* Celular: el video del encabezado queda arriba y el texto debajo, sin que el logo final se monte sobre las letras */
@media (max-width: 899px) {
  .g-hero video { inset: 0 0 auto 0; height: max(46%, calc(100% - 360px)); -webkit-mask-image: linear-gradient(#000 80%, transparent); mask-image: linear-gradient(#000 80%, transparent); }
  .g-hero::after { background: linear-gradient(0deg, rgba(0,0,0,.6), transparent 30%); }
}
/* Celular: el selector de ediciones cabe en pantallas angostas (360 px) */
@media (max-width: 480px) {
  .sb-stage, .sb-caption, .sb-nav { min-width: 0; max-width: 100%; }
  .sb-caption { justify-content: flex-start; gap: 12px; }
  .sb-nav { gap: 6px; justify-content: center; width: 100%; }
  .sb-dots { gap: 4px; }
  .sb-dot { width: 30px; height: 30px; font-size: .74rem; }
  .sb-arrow { width: 36px; height: 36px; }
}