/* ============================================================
   CUATRO BALAS — Hard Rock · Valencia
   Estética: rock sureño / motero / western
   ============================================================ */

:root {
  --negro: #100d0b;
  --carbon: #191410;
  --cuero: #241b14;
  --cuero-claro: #35281d;
  --hueso: #e8dcc3;
  --hueso-suave: #cfc0a2;
  --sangre: #9e2b1e;
  --sangre-viva: #c0392b;
  --laton: #c19a49;
  --laton-claro: #d9b96c;
  --borde: rgba(193, 154, 73, 0.25);

  --f-display: 'Rye', 'Georgia', serif;
  --f-slab: 'Alfa Slab One', 'Georgia', serif;
  --f-body: 'Barlow Semi Condensed', 'Arial Narrow', sans-serif;
  --f-type: 'Special Elite', 'Courier New', monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--negro);
  color: var(--hueso);
  font-family: var(--f-body);
  font-size: 1.125rem;
  line-height: 1.7;
  /* textura de grano sutil */
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 0.9 0 0 0 0 0.85 0 0 0 0 0.75 0 0 0 0.035 0'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
}

::selection { background: var(--sangre); color: var(--hueso); }

img { max-width: 100%; display: block; }

a { color: var(--laton-claro); text-decoration: none; transition: color .2s; }
a:hover { color: var(--sangre-viva); }

/* ---------- utilidades ---------- */
.wrap { max-width: 1100px; margin: 0 auto; padding: 0 1.5rem; }

.sep {
  display: flex; align-items: center; gap: 1rem;
  margin: 3rem auto; max-width: 420px; opacity: .8;
}
.sep::before, .sep::after {
  content: ''; flex: 1; height: 1px;
  background: linear-gradient(90deg, transparent, var(--laton));
}
.sep::after { background: linear-gradient(90deg, var(--laton), transparent); }
.sep svg { width: 26px; height: 26px; flex: none; }

/* ---------- cabecera ---------- */
header.site {
  position: sticky; top: 0; z-index: 50;
  background: rgba(16, 13, 11, .92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--borde);
}
.nav {
  max-width: 1200px; margin: 0 auto; padding: .8rem 1.5rem;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.brand { display: flex; align-items: center; gap: .75rem; }
.brand svg, .brand .brand-cil { width: 44px; height: 44px; border-radius: 50%; }
.brand .name {
  font-family: var(--f-display); font-size: 1.35rem; letter-spacing: .06em;
  color: var(--hueso); line-height: 1;
}
.brand .name small {
  display: block; font-family: var(--f-type); font-size: .62rem;
  color: var(--laton); letter-spacing: .35em; margin-top: .3rem;
}
nav ul { list-style: none; display: flex; gap: 1.4rem; align-items: center; }
nav a {
  font-family: var(--f-body); font-weight: 600; font-size: .95rem;
  letter-spacing: .12em; text-transform: uppercase; color: var(--hueso-suave);
  padding: .4rem 0; border-bottom: 2px solid transparent;
}
nav a:hover, nav a.on { color: var(--laton-claro); border-bottom-color: var(--sangre); }

/* menú móvil */
#menu-btn {
  display: none; background: none; border: 1px solid var(--borde);
  color: var(--hueso); font-size: 1.4rem; padding: .3rem .7rem; cursor: pointer;
}
@media (max-width: 880px) {
  #menu-btn { display: block; }
  nav { position: absolute; top: 100%; left: 0; right: 0;
        background: var(--carbon); border-bottom: 1px solid var(--borde);
        display: none; }
  nav.open { display: block; }
  nav ul { flex-direction: column; gap: 0; padding: 1rem 1.5rem; align-items: flex-start; }
  nav li { width: 100%; border-bottom: 1px solid rgba(232,220,195,.06); }
  nav a { display: block; padding: .8rem 0; }
}

/* ---------- héroe ---------- */
.hero {
  position: relative; text-align: center;
  padding: 6rem 1.5rem 5rem;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(158, 43, 30, .22), transparent 55%),
    radial-gradient(ellipse at 50% 110%, rgba(193, 154, 73, .12), transparent 60%);
  border-bottom: 1px solid var(--borde);
  overflow: hidden;
}
.hero .emblema { width: 130px; height: 130px; margin: 0 auto 1.6rem; filter: drop-shadow(0 6px 18px rgba(0,0,0,.6)); }

/* logo original: aro fijo + cilindro giratorio superpuesto */
.logo-hero {
  position: relative; width: min(360px, 78vw); margin: 0 auto 1.4rem;
  filter: drop-shadow(0 10px 30px rgba(0,0,0,.7));
}
.logo-hero .logo-base { width: 100%; display: block; }
.logo-hero .logo-cilindro {
  position: absolute; left: 20.7%; top: 21.7%; width: 58.6%;
}
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.hero h1 {
  font-family: var(--f-display); font-weight: 400;
  font-size: clamp(2.6rem, 7vw, 5rem);
  letter-spacing: .04em; color: var(--hueso);
  text-shadow: 0 4px 0 rgba(0,0,0,.55), 0 10px 30px rgba(158,43,30,.35);
}
.hero .lema {
  font-family: var(--f-type); color: var(--laton);
  letter-spacing: .3em; text-transform: uppercase; font-size: .85rem;
  margin-top: 1.1rem;
}
.hero .sub {
  max-width: 640px; margin: 1.6rem auto 0; color: var(--hueso-suave);
  font-size: 1.15rem;
}
.acciones { margin-top: 2.4rem; display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

.btn {
  display: inline-block; font-family: var(--f-body); font-weight: 700;
  letter-spacing: .14em; text-transform: uppercase; font-size: .9rem;
  padding: .85rem 1.9rem; border: 1px solid var(--laton);
  color: var(--laton-claro); background: transparent;
  transition: all .2s; cursor: pointer;
}
.btn:hover { background: var(--laton); color: var(--negro); }
.btn.fuego { background: var(--sangre); border-color: var(--sangre); color: var(--hueso); }
.btn.fuego:hover { background: var(--sangre-viva); border-color: var(--sangre-viva); color: #fff; }

/* ---------- secciones ---------- */
section.bloque { padding: 4.5rem 0; }
section.bloque.oscuro { background: var(--carbon); border-block: 1px solid var(--borde); }

.titulo {
  text-align: center; margin-bottom: 2.8rem;
}
.titulo h2 {
  font-family: var(--f-slab); font-weight: 400;
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  letter-spacing: .05em; text-transform: uppercase; color: var(--hueso);
}
.titulo h2 em { color: var(--sangre-viva); font-style: normal; }
.titulo .eti {
  font-family: var(--f-type); color: var(--laton); font-size: .8rem;
  letter-spacing: .35em; text-transform: uppercase; display: block; margin-bottom: .7rem;
}

.prosa { max-width: 760px; margin: 0 auto; }
.prosa p + p { margin-top: 1.3rem; }
.prosa .destacado {
  font-family: var(--f-type); color: var(--laton-claro);
  border-left: 3px solid var(--sangre); padding: 1rem 1.4rem;
  background: rgba(158,43,30,.07); margin: 2rem 0; font-size: 1rem;
}

/* ---------- tarjetas de la banda ---------- */
.banda {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.5rem; margin-top: 1rem;
}
.ficha {
  background: linear-gradient(180deg, var(--cuero) 0%, var(--carbon) 100%);
  border: 1px solid var(--borde);
  text-align: center; padding-bottom: 1.6rem;
  transition: transform .25s, border-color .25s;
  position: relative;
}
.ficha:hover { transform: translateY(-6px); border-color: var(--laton); }
.ficha .marco {
  margin: 1.2rem; aspect-ratio: 4/5; overflow: hidden;
  border: 1px solid var(--borde); background: var(--negro);
  display: flex; align-items: center; justify-content: center;
}
.ficha .marco img { width: 100%; height: 100%; object-fit: cover; filter: sepia(.35) contrast(1.08); }
.ficha h3 { font-family: var(--f-slab); font-weight: 400; font-size: 1.3rem; letter-spacing: .06em; color: var(--hueso); }
.ficha .rol {
  font-family: var(--f-type); color: var(--laton); font-size: .78rem;
  letter-spacing: .25em; text-transform: uppercase; margin-top: .35rem; display: block;
}
.ficha .num {
  position: absolute; top: .6rem; left: .9rem;
  font-family: var(--f-display); color: rgba(193,154,73,.4); font-size: 1.6rem;
}

/* ---------- repertorio ---------- */
.setlist { max-width: 720px; margin: 0 auto; list-style: none; counter-reset: bala; }
.setlist li {
  counter-increment: bala;
  display: flex; align-items: center; gap: 1.2rem;
  padding: 1rem 1.2rem; border-bottom: 1px dashed rgba(193,154,73,.25);
  transition: background .2s, padding-left .2s;
}
.setlist li:hover { background: rgba(193,154,73,.06); padding-left: 1.7rem; }
.setlist li::before {
  content: counter(bala, decimal-leading-zero);
  font-family: var(--f-display); color: var(--sangre-viva); font-size: 1.2rem; min-width: 2.4rem;
}
.setlist .tema { font-weight: 700; font-size: 1.15rem; letter-spacing: .04em; text-transform: uppercase; flex: 1; }
.setlist .tono {
  font-family: var(--f-type); color: var(--laton); font-size: .8rem; letter-spacing: .15em;
  border: 1px solid var(--borde); padding: .15rem .6rem;
}

/* ---------- vídeos ---------- */
.videos { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.5rem; }
.video {
  position: relative; aspect-ratio: 16/9; background: var(--carbon);
  border: 1px solid var(--borde);
}
.video iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

/* ---------- conciertos ---------- */
.gira { max-width: 760px; margin: 0 auto; }
.fecha {
  display: grid; grid-template-columns: 110px 1fr auto; gap: 1.4rem; align-items: center;
  padding: 1.4rem 1.2rem; border: 1px solid var(--borde); margin-bottom: 1rem;
  background: linear-gradient(90deg, rgba(158,43,30,.08), transparent 40%);
}
.fecha .dia {
  font-family: var(--f-slab); font-size: 1.5rem; color: var(--laton-claro);
  text-align: center; line-height: 1.15;
}
.fecha .dia small { display: block; font-family: var(--f-type); font-size: .7rem; letter-spacing: .3em; color: var(--hueso-suave); }
.fecha h3 { font-size: 1.2rem; text-transform: uppercase; letter-spacing: .05em; }
.fecha .lugar { color: var(--hueso-suave); font-size: .95rem; }
@media (max-width: 620px) { .fecha { grid-template-columns: 1fr; text-align: center; } }

.aviso-vacio {
  text-align: center; border: 1px dashed var(--borde); padding: 3rem 1.5rem;
  max-width: 640px; margin: 0 auto;
}
.aviso-vacio .grande { font-family: var(--f-display); font-size: 1.6rem; color: var(--laton-claro); margin-bottom: 1rem; }

/* ---------- galería ---------- */
.galeria { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 1rem; }
.galeria figure {
  position: relative; aspect-ratio: 4/3; overflow: hidden;
  border: 1px solid var(--borde); background: var(--cuero);
}
.galeria img {
  width: 100%; height: 100%; object-fit: cover;
  filter: sepia(.3) contrast(1.05);
  transition: transform .4s, filter .4s;
}
.galeria figure:hover img { transform: scale(1.05); filter: sepia(.1) contrast(1.1); }
.galeria figcaption {
  position: absolute; inset: auto 0 0 0; padding: .6rem 1rem;
  background: linear-gradient(transparent, rgba(16,13,11,.9));
  font-family: var(--f-type); font-size: .78rem; letter-spacing: .2em; color: var(--hueso-suave);
}

/* ---------- rider ---------- */
.rider-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.5rem; }
.rider-item {
  border: 1px solid var(--borde); padding: 1.8rem;
  background: linear-gradient(180deg, var(--cuero) 0%, transparent 100%);
}
.rider-item h3 {
  font-family: var(--f-slab); font-weight: 400; font-size: 1.05rem; letter-spacing: .05em;
  text-transform: uppercase; color: var(--laton-claro); margin-bottom: .9rem;
  display: flex; align-items: center; gap: .6rem;
}
.rider-item h3 svg { width: 22px; height: 22px; flex: none; }
.rider-item ul { list-style: none; }
.rider-item li { padding: .4rem 0 .4rem 1.4rem; position: relative; color: var(--hueso-suave); font-size: 1rem; }
.rider-item li::before {
  content: ''; position: absolute; left: 0; top: .95rem;
  width: 7px; height: 7px; background: var(--sangre-viva);
  clip-path: polygon(0 15%, 60% 15%, 100% 50%, 60% 85%, 0 85%);
}

/* ---------- página de miembro ---------- */
.perfil { display: grid; grid-template-columns: 340px 1fr; gap: 3rem; align-items: start; }
.perfil .retrato {
  border: 1px solid var(--borde); background: var(--cuero);
  padding: .9rem; position: sticky; top: 90px;
}
.perfil .retrato img { filter: sepia(.35) contrast(1.08); width: 100%; aspect-ratio: 4/5; object-fit: cover; }
.perfil .retrato .placa {
  text-align: center; font-family: var(--f-type); letter-spacing: .25em;
  text-transform: uppercase; font-size: .75rem; color: var(--laton); padding-top: .8rem;
}
.perfil h2.nombre { font-family: var(--f-slab); font-weight: 400; font-size: 1.9rem; color: var(--hueso); line-height: 1.25; }
.perfil .apodo { font-family: var(--f-type); color: var(--sangre-viva); letter-spacing: .2em; text-transform: uppercase; font-size: .85rem; display: block; margin: .6rem 0 1.6rem; }
.perfil h3 { font-family: var(--f-slab); font-weight: 400; font-size: 1.1rem; color: var(--laton-claro); margin: 1.8rem 0 .6rem; letter-spacing: .04em; }
@media (max-width: 800px) { .perfil { grid-template-columns: 1fr; } .perfil .retrato { position: static; max-width: 340px; margin: 0 auto; } }

/* migas */
.migas { font-family: var(--f-type); font-size: .78rem; letter-spacing: .2em; text-transform: uppercase; color: var(--hueso-suave); margin-bottom: 2.2rem; }
.migas a { color: var(--laton); }

/* ---------- contacto / pie ---------- */
.contacto {
  text-align: center; padding: 4.5rem 1.5rem;
  background:
    radial-gradient(ellipse at 50% 100%, rgba(158,43,30,.18), transparent 60%),
    var(--carbon);
  border-top: 1px solid var(--borde);
}
.contacto h2 { font-family: var(--f-display); font-weight: 400; font-size: 2rem; margin-bottom: .8rem; }
.contacto .mail { font-family: var(--f-type); font-size: 1.15rem; letter-spacing: .1em; }
.redes { display: flex; gap: 1.3rem; justify-content: center; margin-top: 1.8rem; }
.redes a {
  width: 52px; height: 52px; border: 1px solid var(--borde); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  transition: all .2s;
}
.redes a:hover { border-color: var(--laton); background: rgba(193,154,73,.1); transform: translateY(-3px); }
.redes svg { width: 22px; height: 22px; fill: var(--hueso-suave); }
.redes a:hover svg { fill: var(--laton-claro); }

footer.pie {
  text-align: center; padding: 1.6rem; font-family: var(--f-type);
  font-size: .72rem; letter-spacing: .25em; text-transform: uppercase;
  color: rgba(232,220,195,.45); border-top: 1px solid rgba(193,154,73,.12);
}

/* animación sutil de entrada */
@media (prefers-reduced-motion: no-preference) {
  .anim { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
  .anim.vis { opacity: 1; transform: none; }

  /* el tambor gira: avanza una recámara cada tres segundos, con golpe seco */
  .hero .emblema svg,
  .logo-hero .logo-cilindro {
    transform-origin: 50% 50%;
    animation: tambor-giro 18s cubic-bezier(.34, 1.56, .64, 1) infinite;
    will-change: transform;
  }
  @keyframes tambor-giro {
    0%, 12.5%          { transform: rotate(0deg); }
    16.66%, 29.16%     { transform: rotate(60deg); }
    33.33%, 45.83%     { transform: rotate(120deg); }
    50%, 62.5%         { transform: rotate(180deg); }
    66.66%, 79.16%     { transform: rotate(240deg); }
    83.33%, 95.83%     { transform: rotate(300deg); }
    100%               { transform: rotate(360deg); }
  }

  /* el logo de la cabecera gira una recámara al pasar el ratón */
  .brand svg, .brand .brand-cil { transform-origin: 50% 50%; transition: transform .45s cubic-bezier(.34, 1.56, .64, 1); }
  .brand:hover svg, .brand:hover .brand-cil { transform: rotate(60deg); }
}