/* ==============================================================
   AC EVENTOS — Hoja de estilos del sitio público
   ============================================================== */
:root{
  --teal:#31DAC6;
  --blue:#2E37FB;
  --purple:#7724ED;
  --gray:#626262;
  --ink:#0a0a0f;
  --ink2:#101018;
  --paper:#ffffff;
  --paper2:#f6f6f9;
  --text-soft:#6b6b76;
  --radius:16px;
  --shadow:0 20px 50px rgba(10,10,20,0.12);
  --maxw:1180px;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:'Poppins',system-ui,-apple-system,sans-serif;
  color:#1b1b22;
  background:var(--paper);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:999px;font-weight:600;font-size:14.5px;
  border:none;cursor:pointer;transition:transform .15s ease, box-shadow .15s ease, opacity .15s ease;
  text-align:center;
}
.btn:active{transform:translateY(1px);}
.btn-primary{background:linear-gradient(90deg,var(--purple),var(--blue));color:#fff;box-shadow:0 10px 30px rgba(119,36,237,.35);}
.btn-primary:hover{box-shadow:0 14px 36px rgba(119,36,237,.45);transform:translateY(-1px);}
.btn-outline{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.4);}
.btn-outline:hover{border-color:#fff;background:rgba(255,255,255,.08);}
.btn-dark{background:var(--ink);color:#fff;}
.btn-dark:hover{opacity:.88;}
.btn-sm{padding:9px 18px;font-size:13px;}
.btn-block{width:100%;}
.btn-teal{background:var(--teal);color:#06302b;}
.btn[disabled]{opacity:.5;cursor:not-allowed;}

/* ---------- Top nav ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(10,10,15,.94);backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;padding:14px 24px;}
.brand{display:flex;align-items:center;gap:10px;}
.brand img{height:40px;width:auto;filter:brightness(0) invert(1);}
.letter-group{margin-bottom:34px;}
.nav-links{display:flex;align-items:center;gap:30px;}
.nav-links a{color:#e7e7ee;font-size:14.5px;font-weight:500;opacity:.85;transition:opacity .15s;}
.nav-links a:hover{opacity:1;}
.nav-cta{display:flex;gap:10px;}
.nav-cta-mobile{display:none;}
.burger{display:none;background:none;border:none;color:#fff;font-size:26px;cursor:pointer;}

@media(max-width:900px){
  .nav-links{position:fixed;inset:64px 0 0 0;background:var(--ink);flex-direction:column;justify-content:flex-start;
    padding:30px 24px;gap:22px;transform:translateX(100%);transition:transform .25s ease;}
  .nav-links.open{transform:translateX(0);}
  .nav-cta{display:none;}
  .nav-links .nav-cta-mobile{display:flex;flex-direction:column;gap:12px;width:100%;margin-top:10px;}
  .burger{display:block;}
}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;background:var(--ink);color:#fff;
  padding:110px 0 90px;
}
.hero .glow{position:absolute;border-radius:50%;filter:blur(110px);opacity:.5;z-index:0;}
.glow-blue{background:var(--blue);width:520px;height:520px;top:-220px;right:-160px;}
.glow-purple{background:var(--purple);width:460px;height:460px;bottom:-220px;left:-160px;}
.glow-teal{background:var(--teal);width:320px;height:320px;top:40%;right:10%;opacity:.3;}
.hero .inner{position:relative;z-index:2;max-width:760px;}
.eyebrow{display:inline-block;font-size:12px;letter-spacing:3px;font-weight:600;color:var(--teal);
  border:1px solid rgba(49,218,198,.4);padding:7px 16px;border-radius:30px;margin-bottom:22px;text-transform:uppercase;}
.hero h1{font-size:clamp(34px,5.4vw,58px);font-weight:800;line-height:1.08;letter-spacing:-1px;margin-bottom:20px;}
.hero h1 .grad{background:linear-gradient(90deg,var(--teal),var(--blue) 55%,var(--purple));-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero p.lead{font-size:16.5px;color:#c9c9d4;font-weight:300;max-width:580px;margin-bottom:34px;}
.hero .cta-row{display:flex;gap:14px;flex-wrap:wrap;}
.hero-stats{position:relative;z-index:2;display:flex;gap:46px;margin-top:70px;flex-wrap:wrap;}
.hero-stats .stat .n{font-size:30px;font-weight:800;}
.hero-stats .stat .l{font-size:11px;letter-spacing:1px;text-transform:uppercase;color:#9a9aa5;margin-top:4px;}

/* ---------- Section shells ---------- */
.section{padding:84px 0;}
.section.alt{background:var(--paper2);}
.section.dark{background:var(--ink);color:#fff;}
.section-head{max-width:640px;margin:0 auto 50px;text-align:center;}
.section-head .tag{font-size:12px;font-weight:700;letter-spacing:3px;color:var(--purple);text-transform:uppercase;margin-bottom:12px;display:block;}
.section-head h2{font-size:clamp(26px,3.6vw,38px);font-weight:800;letter-spacing:-.5px;margin-bottom:14px;}
.section-head p{color:var(--text-soft);font-size:15.5px;}
.section.dark .section-head p{color:#b8b8c2;}

/* ---------- Cards genéricos ---------- */
.card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:28px;border:1px solid rgba(0,0,0,.04);}

/* ---------- Grid de artistas destacados (home) ---------- */
.artist-mini-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:16px;}
.artist-mini{background:#fff;border-radius:14px;padding:16px;text-align:center;border:1px solid #eee;transition:transform .18s ease, box-shadow .18s ease;}
.artist-mini:hover{transform:translateY(-4px);box-shadow:0 16px 30px rgba(0,0,0,.08);}
.avatar{
  width:76px;height:76px;border-radius:50%;margin:0 auto 12px;
  display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:22px;
  background:linear-gradient(135deg,var(--purple),var(--blue));overflow:hidden;
}
.avatar img{width:100%;height:100%;object-fit:cover;}
.artist-mini .name{font-size:13.5px;font-weight:600;}
.artist-mini .cat{font-size:10.5px;color:var(--text-soft);margin-top:2px;}

/* ---------- Catálogo A-Z ---------- */
.az-bar{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;margin-bottom:40px;}
.az-btn{
  width:38px;height:38px;border-radius:10px;border:1px solid #e3e3ea;background:#fff;color:#444;
  font-weight:600;font-size:13.5px;cursor:pointer;transition:all .15s ease;display:flex;align-items:center;justify-content:center;
}
.az-btn:hover{border-color:var(--purple);color:var(--purple);}
.az-btn.active{background:linear-gradient(135deg,var(--purple),var(--blue));color:#fff;border-color:transparent;}
.az-btn.disabled{opacity:.3;cursor:not-allowed;}
.az-btn.all{width:auto;padding:0 18px;}

.catalog-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:18px;}
.artist-card{background:#fff;border:1px solid #ececf2;border-radius:16px;overflow:hidden;transition:transform .18s ease, box-shadow .18s ease;}
.artist-card:hover{transform:translateY(-5px);box-shadow:0 18px 34px rgba(0,0,0,.1);}
.artist-card .photo{width:100%;aspect-ratio:1/1;background:linear-gradient(135deg,var(--purple),var(--blue));display:flex;align-items:center;justify-content:center;color:#fff;font-size:40px;font-weight:800;overflow:hidden;}
.artist-card .photo img{width:100%;height:100%;object-fit:cover;}
.artist-card .body{padding:14px 16px 18px;}
.artist-card .name{font-size:15px;font-weight:700;margin-bottom:3px;}
.artist-card .cat{font-size:11px;color:var(--text-soft);margin-bottom:10px;}
.badge{display:inline-block;font-size:9.5px;font-weight:700;letter-spacing:.4px;padding:4px 10px;border-radius:20px;text-transform:uppercase;}
.badge-amber{background:rgba(245,185,66,.15);color:#b3760c;border:1px solid rgba(245,185,66,.5);}
.badge-teal{background:rgba(49,218,198,.15);color:#0f7d70;border:1px solid rgba(49,218,198,.5);}
.artist-card .link-row{margin-top:10px;}
.artist-card .link-row a{font-size:12px;font-weight:600;color:var(--blue);display:inline-flex;align-items:center;gap:5px;}
.letter-heading{font-size:22px;font-weight:800;color:var(--purple);margin:36px 0 16px;}
.letter-heading:first-child{margin-top:0;}

/* ---------- Galería ---------- */
.gallery-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:16px;}
.gallery-item{position:relative;border-radius:14px;overflow:hidden;aspect-ratio:4/3;cursor:pointer;background:#eee;}
.gallery-item img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.gallery-item:hover img{transform:scale(1.07);}
.gallery-item .caption{position:absolute;left:0;right:0;bottom:0;padding:14px;background:linear-gradient(0deg,rgba(0,0,0,.75),transparent);color:#fff;font-size:13px;font-weight:600;opacity:0;transition:opacity .2s;}
.gallery-item:hover .caption{opacity:1;}
.lightbox{position:fixed;inset:0;background:rgba(5,5,10,.92);display:none;align-items:center;justify-content:center;z-index:200;padding:30px;}
.lightbox.open{display:flex;}
.lightbox img{max-width:90vw;max-height:85vh;border-radius:10px;}
.lightbox-close{position:absolute;top:24px;right:30px;color:#fff;font-size:34px;cursor:pointer;background:none;border:none;}

/* ---------- Formularios ---------- */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.form-grid.single{grid-template-columns:1fr;}
@media(max-width:700px){.form-grid{grid-template-columns:1fr;}}
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:18px;}
.field label{font-size:13px;font-weight:600;color:#333;}
.field .hint{font-size:11.5px;color:var(--text-soft);}
.field input, .field textarea, .field select{
  padding:12px 14px;border:1.5px solid #e3e3ea;border-radius:10px;font-family:inherit;font-size:14.5px;
  background:#fff;transition:border-color .15s;
}
.field input:focus, .field textarea:focus, .field select:focus{outline:none;border-color:var(--purple);}
.field textarea{resize:vertical;min-height:100px;}
.checkbox-row{display:flex;align-items:center;gap:8px;}
.chips{display:flex;flex-wrap:wrap;gap:8px;}
.chip-check{position:relative;}
.chip-check input{position:absolute;opacity:0;width:100%;height:100%;cursor:pointer;margin:0;}
.chip-check span{
  display:inline-block;padding:9px 15px;border-radius:999px;border:1.5px solid #e3e3ea;font-size:13px;font-weight:500;
  transition:all .15s ease;cursor:pointer;
}
.chip-check input:checked + span{background:linear-gradient(90deg,var(--purple),var(--blue));color:#fff;border-color:transparent;}
.dates-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px;}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:#cfcfd8;padding:60px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:40px;margin-bottom:40px;}
@media(max-width:800px){.footer-grid{grid-template-columns:1fr;}}
.site-footer h4{color:#fff;font-size:14px;letter-spacing:1px;text-transform:uppercase;margin-bottom:16px;}
.site-footer ul li{margin-bottom:10px;font-size:13.5px;}
.site-footer ul li a:hover{color:var(--teal);}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding-top:22px;font-size:12.5px;color:#7d7d89;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;}
.social-row{display:flex;gap:12px;}
.social-row a{width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.06);display:flex;align-items:center;justify-content:center;transition:background .15s;}
.social-row a:hover{background:var(--purple);}

/* ---------- Utilidades ---------- */
.alert{padding:14px 18px;border-radius:12px;font-size:14px;margin-bottom:20px;}
.alert-success{background:#e7f8ef;color:#13724a;border:1px solid #b9e8cf;}
.alert-error{background:#fdecec;color:#a4282c;border:1px solid #f6c3c3;}
.alert-info{background:#eef2ff;color:#2f3a9e;border:1px solid #c9d2fb;}
.muted{color:var(--text-soft);}
.center{text-align:center;}
.mt-0{margin-top:0;}
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s ease, transform .6s ease;}
.reveal.in{opacity:1;transform:none;}

/* ---------- Página de contacto ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start;}
@media(max-width:800px){.contact-grid{grid-template-columns:1fr;}}
.contact-info-item{display:flex;gap:14px;align-items:flex-start;margin-bottom:22px;}
.contact-info-item .ic{width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,var(--purple),var(--blue));display:flex;align-items:center;justify-content:center;color:#fff;flex-shrink:0;}
.contact-info-item .t{font-size:11px;text-transform:uppercase;letter-spacing:1px;color:var(--text-soft);}
.contact-info-item .v{font-size:15px;font-weight:600;}

/* ---- Galería por eventos ---- */
.event-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px;}
.event-card{display:block;border-radius:18px;overflow:hidden;background:#fff;box-shadow:0 6px 24px rgba(40,20,90,.10);transition:transform .25s ease,box-shadow .25s ease;color:inherit;}
.event-card:hover{transform:translateY(-4px);box-shadow:0 14px 34px rgba(119,36,237,.22);}
.event-cover{aspect-ratio:4/3;overflow:hidden;background:#eee;}
.event-cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.event-card:hover .event-cover img{transform:scale(1.06);}
.event-info{padding:14px 16px 16px;}
.event-info h3{font-size:17px;margin:0 0 4px;}
.event-info span{font-size:13px;color:#777;}
.back-link{display:inline-block;margin-bottom:12px;font-weight:600;color:var(--purple,#7724ED);}

/* ---- Optimización celular / tableta ---- */
input,select,textarea,button{font-size:16px;}            /* evita el zoom automático de iOS */
.btn,.az-btn,.chip-check span,.burger{min-height:44px;}   /* áreas táctiles cómodas */
body{-webkit-text-size-adjust:100%;overflow-x:hidden;}
@media(max-width:900px){
  .wrap{padding:0 18px;}
  .section{padding:56px 0;}
  .hero{padding-top:60px;padding-bottom:50px;}
  .gallery-grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px;}
  .gallery-item .caption{opacity:1;}
  .event-grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));}
}
@media(max-width:560px){
  .hero h1{font-size:clamp(28px,8.4vw,38px);}
  .hero-stats{gap:18px;flex-wrap:wrap;}
  .event-grid{grid-template-columns:1fr 1fr;gap:12px;}
  .event-info{padding:10px 12px 12px;} .event-info h3{font-size:14px;}
  .catalog-grid,.artist-mini-grid{grid-template-columns:repeat(2,1fr)!important;gap:12px;}
  .lightbox img{max-width:96vw;max-height:80vh;}
  .btn{padding:13px 22px;}
  .card{padding:20px;}
}
html{overflow-x:hidden;}
@media(max-width:900px){.nav-links{visibility:hidden;}.nav-links.open{visibility:visible;}.hero .glow{max-width:100vw;}}