/* ============================================================
   CJIAL — Consejo Juvenil de Inteligencia Artificial en Latinoamérica
   Sistema de diseño: Púrpura imperial romano + Plomo (tema oscuro premium)
   ============================================================ */

:root{
  /* Fondos (plomo violáceo, casi negro) */
  --bg-base:#0B0A10;
  --bg-deep:#13101C;
  --surface-1:#16151D;
  --surface-2:#1E1C28;
  --surface-3:#28252F;

  /* Púrpuras imperiales */
  --primary:#6E2CF4;
  --primary-hover:#7C3AED;
  --primary-soft:#2A1B45;
  --accent-light:#B794FF;
  --tyrian:#66023C;          /* Tyrio de los césares — sello/heráldica */

  /* Plomos / slate */
  --border:#2A2833;
  --border-strong:#3A3745;
  --text-primary:#ECEAF3;
  --text-secondary:#B5B2C2;
  --text-muted:#807C90;

  /* Acentos */
  --cyan:#4FE3D0;
  --gold:#E6C36B;

  --maxw:1180px;
  --radius:16px;
  --radius-sm:10px;
  --ease:cubic-bezier(.2,.8,.2,1);
  --font-head:'Space Grotesk',system-ui,sans-serif;
  --font-body:'Inter',system-ui,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  background:var(--bg-base);
  color:var(--text-secondary);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
::selection{background:var(--primary);color:#fff}

/* Grano sutil global */
body::after{
  content:"";position:fixed;inset:0;z-index:9999;pointer-events:none;opacity:.035;
  mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* Tipografía */
h1,h2,h3,h4{font-family:var(--font-head);color:var(--text-primary);line-height:1.1;font-weight:600;letter-spacing:-.02em}
h2{font-size:clamp(1.9rem,4vw,2.9rem)}
h3{font-size:1.3rem}
p{max-width:64ch}
.eyebrow{
  font-family:var(--font-head);text-transform:uppercase;letter-spacing:.22em;
  font-size:.74rem;font-weight:500;color:var(--accent-light);margin-bottom:1rem;
  display:inline-flex;align-items:center;gap:.6rem;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--accent-light);opacity:.6}

/* Layout */
.section{padding:clamp(72px,11vh,128px) 0;position:relative}
.container{width:min(var(--maxw),92vw);margin-inline:auto}
.center{text-align:center}
.center p{margin-inline:auto}
.lead{font-size:1.15rem;color:var(--text-secondary);max-width:60ch}

/* Botones */
.btn{
  display:inline-flex;align-items:center;gap:.55rem;font-family:var(--font-head);
  font-weight:500;font-size:.95rem;padding:.85rem 1.5rem;border-radius:var(--radius-sm);
  border:1px solid transparent;cursor:pointer;transition:.2s var(--ease);white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(180deg,#7C3AED,#6E2CF4);color:#fff;
  box-shadow:0 0 0 1px rgba(183,148,255,.25) inset,0 10px 28px rgba(110,44,244,.35);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(183,148,255,.4) inset,0 14px 36px rgba(110,44,244,.5)}
.btn-ghost{background:rgba(255,255,255,.03);border-color:var(--border-strong);color:var(--text-primary)}
.btn-ghost:hover{border-color:var(--accent-light);background:rgba(110,44,244,.12)}

/* Header / Nav */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:1000;transition:.3s var(--ease);
  padding:1.1rem 0;
}
.nav.scrolled{
  background:rgba(11,10,16,.72);backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid var(--border);padding:.7rem 0;
}
.nav .container{display:flex;align-items:center;justify-content:space-between;gap:1rem}
.brand{display:flex;align-items:center;gap:.7rem;font-family:var(--font-head);font-weight:600;color:var(--text-primary)}
.brand img{width:38px;height:38px}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-sub{font-family:var(--font-body);font-size:.6rem;color:var(--text-muted);letter-spacing:.01em;max-width:230px;font-weight:400}
.brand .wm{font-size:1.15rem;letter-spacing:.04em}
.brand .wm i{color:var(--accent-light);font-style:normal}
.nav-links{display:flex;align-items:center;gap:1.6rem;list-style:none}
.nav-links a{font-size:.92rem;color:var(--text-secondary);transition:.2s;position:relative}
.nav-links a:hover{color:var(--text-primary)}
.nav-actions{display:flex;align-items:center;gap:1rem}
.lang{display:flex;gap:.4rem;font-size:.78rem;font-family:var(--font-head);color:var(--text-muted)}
.lang span{cursor:pointer;padding:.15rem .35rem;border-radius:5px}
.lang span.active{color:var(--accent-light);background:var(--primary-soft)}
.burger{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:0;padding:6px}
.burger span{width:24px;height:2px;background:var(--text-primary);transition:.3s}

/* HERO */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;overflow:hidden}
#hero-canvas{position:absolute;inset:0;z-index:0}
.hero::before{
  content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:
    radial-gradient(60% 60% at 50% 0%,rgba(110,44,244,.28),transparent 70%),
    linear-gradient(180deg,rgba(11,10,16,.2) 0%,rgba(11,10,16,.65) 70%,var(--bg-base) 100%);
}
.hero-inner{position:relative;z-index:2;width:min(var(--maxw),92vw);margin-inline:auto;padding-top:90px}
.hero .badge{
  display:inline-flex;align-items:center;gap:.5rem;padding:.4rem .9rem;border-radius:999px;
  border:1px solid var(--border-strong);background:rgba(30,28,40,.55);backdrop-filter:blur(10px);
  font-size:.8rem;color:var(--text-secondary);margin-bottom:1.6rem;
}
.hero .badge b{color:var(--accent-light);font-weight:600}
.hero h1{
  font-size:clamp(2.4rem,6vw,4.6rem);max-width:16ch;margin-bottom:1.4rem;
  background:linear-gradient(180deg,#fff 30%,#C9C3DE);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero h1 em{font-style:normal;color:var(--accent-light)}
.hero .lead{font-size:clamp(1.05rem,2vw,1.3rem);max-width:54ch;margin-bottom:2.2rem}
.hero-cta{display:flex;gap:1rem;flex-wrap:wrap}
.scroll-cue{position:absolute;bottom:28px;left:50%;transform:translateX(-50%);z-index:2;color:var(--text-muted);font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;display:flex;flex-direction:column;align-items:center;gap:.5rem}
.scroll-cue::after{content:"";width:1px;height:42px;background:linear-gradient(var(--accent-light),transparent);animation:cue 2s var(--ease) infinite}
@keyframes cue{0%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}50.1%{transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

/* Franja de estadísticas */
.stats{border-top:1px solid var(--border);border-bottom:1px solid var(--border);background:var(--bg-deep)}
.stats .container{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--border)}
.stat{background:var(--bg-deep);padding:2.2rem 1.5rem;text-align:center}
.stat .num{font-family:var(--font-head);font-size:clamp(1.8rem,3.5vw,2.6rem);font-weight:700;color:#fff;letter-spacing:-.02em}
.stat .num i{color:var(--accent-light);font-style:normal}
.stat .lbl{font-size:.82rem;color:var(--text-muted);margin-top:.4rem;line-height:1.4}

/* Tarjetas genéricas */
.grid{display:grid;gap:1.4rem}
.cols-2{grid-template-columns:repeat(2,1fr)}
.cols-3{grid-template-columns:repeat(3,1fr)}
.cols-4{grid-template-columns:repeat(4,1fr)}
.card{
  background:var(--surface-1);border:1px solid var(--border);border-radius:var(--radius);
  padding:1.8rem;transition:.25s var(--ease);position:relative;overflow:hidden;
}
.card:hover{border-color:var(--border-strong);transform:translateY(-4px);box-shadow:0 18px 40px rgba(0,0,0,.4)}
.card .ic{
  width:46px;height:46px;border-radius:12px;display:grid;place-items:center;margin-bottom:1.1rem;
  background:var(--primary-soft);border:1px solid rgba(183,148,255,.2);color:var(--accent-light);font-size:1.3rem;
}
.card h3{color:var(--text-primary);margin-bottom:.6rem}
.card p{font-size:.95rem;color:var(--text-secondary)}
.card .tag{font-family:var(--font-head);font-size:.72rem;color:var(--primary);font-weight:600;letter-spacing:.05em}
.num-badge{font-family:var(--font-head);font-size:2.2rem;font-weight:700;color:var(--border-strong);line-height:1;margin-bottom:.8rem}
.card:hover .num-badge{color:var(--accent-light);transition:.25s}

/* Bloque manifiesto */
.manifesto p{font-size:clamp(1.2rem,2.4vw,1.6rem);line-height:1.5;color:var(--text-primary);font-family:var(--font-head);font-weight:400;max-width:24ch;letter-spacing:-.01em}
.split{display:grid;grid-template-columns:.9fr 1.1fr;gap:3.5rem;align-items:center}
.split.rev{grid-template-columns:1.1fr .9fr}
.muted{color:var(--text-muted)}

/* Galería origen Mila */
.gallery{display:grid;grid-template-columns:repeat(6,1fr);grid-auto-rows:150px;gap:12px}
.gallery figure{overflow:hidden;border-radius:14px;border:1px solid var(--border);position:relative}
.gallery img{width:100%;height:100%;object-fit:cover;transition:.5s var(--ease)}
.gallery figure:hover img{transform:scale(1.06)}
.gallery figure figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:.7rem .9rem;font-size:.78rem;color:#fff;
  background:linear-gradient(transparent,rgba(0,0,0,.8));opacity:0;transition:.3s;
}
.gallery figure:hover figcaption{opacity:1}
.g-tall{grid-row:span 2}.g-wide{grid-column:span 2}.g-big{grid-column:span 2;grid-row:span 2}

/* Declaración */
.declaration{background:var(--bg-deep);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.principle{display:flex;gap:1.2rem;padding:1.3rem 0;border-bottom:1px solid var(--border)}
.principle:last-child{border-bottom:0}
.principle .pn{font-family:var(--font-head);font-size:1.4rem;font-weight:700;color:var(--accent-light);min-width:2.4rem}
.principle h4{color:var(--text-primary);font-size:1.05rem;margin-bottom:.25rem}
.principle p{font-size:.92rem}

/* Línea de tiempo */
.timeline{position:relative;margin-top:3rem;padding-left:0}
.timeline::before{content:"";position:absolute;left:120px;top:8px;bottom:8px;width:2px;background:linear-gradient(var(--primary),var(--border))}
.tl-item{display:grid;grid-template-columns:110px 1fr;gap:2.2rem;position:relative;padding-bottom:2.4rem}
.tl-date{font-family:var(--font-head);font-weight:600;color:var(--accent-light);font-size:.9rem;text-align:right;padding-top:.1rem}
.tl-body{position:relative}
.tl-body::before{content:"";position:absolute;left:-2.2rem;top:6px;width:13px;height:13px;border-radius:50%;background:var(--primary);box-shadow:0 0 0 4px var(--bg-base),0 0 14px var(--primary);transform:translateX(-50%)}
.tl-item.done .tl-body::before{background:var(--cyan);box-shadow:0 0 0 4px var(--bg-base),0 0 14px var(--cyan)}
.tl-item.done .tl-date{color:var(--cyan)}
.tl-body h4{color:var(--text-primary);margin-bottom:.3rem}
.tl-body .status{font-size:.72rem;text-transform:uppercase;letter-spacing:.1em;font-family:var(--font-head);font-weight:600}
.tl-item.done .status{color:var(--cyan)}
.tl-item:not(.done) .status{color:var(--text-muted)}
.tl-body p{font-size:.92rem;margin-top:.3rem}

/* Aliados (logos textuales) */
.allies{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem}
.ally{
  background:var(--surface-1);border:1px solid var(--border);border-radius:var(--radius);padding:1.6rem;
  transition:.25s var(--ease);
}
.ally:hover{border-color:var(--accent-light);background:rgba(110,44,244,.06)}
.ally .role{font-family:var(--font-head);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--primary);font-weight:600;margin-bottom:.7rem}
.ally h4{color:var(--text-primary);font-size:1.05rem;margin-bottom:.3rem}
.ally p{font-size:.86rem;color:var(--text-muted)}
.ally .flag{font-size:1.1rem;margin-right:.4rem}

/* Miembros fundadores */
.members{display:grid;grid-template-columns:repeat(3,1fr);gap:1.3rem}
.member{
  background:var(--surface-1);border:1px solid var(--border);border-radius:var(--radius);padding:1.6rem;
  text-align:left;transition:.25s var(--ease);
}
.member:hover{transform:translateY(-4px);border-color:var(--border-strong);box-shadow:0 16px 36px rgba(0,0,0,.4)}
.member .avatar{
  width:58px;height:58px;border-radius:14px;display:grid;place-items:center;font-family:var(--font-head);font-weight:700;
  font-size:1.3rem;color:#fff;background:linear-gradient(135deg,var(--primary),var(--tyrian));margin-bottom:1rem;
}
.member .country{font-size:.8rem;color:var(--accent-light);font-family:var(--font-head);letter-spacing:.05em;margin-bottom:.2rem}
.member h4{color:var(--text-primary);font-size:1.05rem}
.member .pos{font-size:.84rem;color:var(--text-muted);margin-top:.2rem}

/* Únete / pathways */
.join{background:linear-gradient(160deg,#1A1230,#13101C 55%,var(--bg-base));border-top:1px solid var(--border)}
.pathways{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem;margin-top:2.6rem}
.path{background:rgba(30,28,40,.55);backdrop-filter:blur(14px);border:1px solid rgba(183,148,255,.14);border-radius:var(--radius);padding:1.6rem;transition:.25s var(--ease)}
.path:hover{border-color:var(--accent-light);transform:translateY(-4px)}
.path .ic{font-size:1.6rem;margin-bottom:.8rem}
.path h4{color:var(--text-primary);font-size:1.02rem;margin-bottom:.4rem}
.path p{font-size:.86rem;color:var(--text-secondary);margin-bottom:1.1rem}
.path a{font-family:var(--font-head);font-size:.85rem;color:var(--accent-light);font-weight:600}

/* Footer */
footer{background:var(--bg-deep);border-top:1px solid var(--border);padding:4rem 0 2rem}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:2.5rem;margin-bottom:3rem}
.foot-grid h5{font-family:var(--font-head);color:var(--text-primary);font-size:.8rem;text-transform:uppercase;letter-spacing:.14em;margin-bottom:1.1rem}
.foot-grid ul{list-style:none}
.foot-grid li{margin-bottom:.6rem}
.foot-grid a{font-size:.9rem;color:var(--text-muted);transition:.2s}
.foot-grid a:hover{color:var(--accent-light)}
.foot-brand p{font-size:.9rem;color:var(--text-muted);margin-top:1rem;max-width:34ch}
.foot-bottom{border-top:1px solid var(--border);padding-top:1.6rem;display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;font-size:.82rem;color:var(--text-muted)}

/* Reveal on scroll */
.reveal{opacity:0;transform:translateY(28px);transition:.7s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ===== Sistema multi-vista (cada menú = una página) ===== */
.view{display:none;animation:viewIn .5s var(--ease)}
.view.active{display:block}
.view:not(#v-inicio){padding-top:84px}
@keyframes viewIn{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.nav-links a.active{color:var(--accent-light)}
.nav-links a.active::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;background:var(--accent-light);border-radius:2px}

/* Foto de miembro */
.member .photo{
  width:100%;aspect-ratio:1/1;border-radius:14px;object-fit:cover;margin-bottom:1rem;
  border:1px solid var(--border);background:var(--surface-2);
}
.member.lead-card{background:linear-gradient(150deg,var(--primary-soft),var(--surface-1));border-color:rgba(183,148,255,.25)}

/* Formulario de contacto */
.contact-wrap{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:start}
.form-card{background:rgba(30,28,40,.55);backdrop-filter:blur(14px);border:1px solid rgba(183,148,255,.16);border-radius:var(--radius);padding:2rem}
.field{margin-bottom:1.1rem}
.field label{display:block;font-family:var(--font-head);font-size:.82rem;color:var(--text-secondary);margin-bottom:.45rem;letter-spacing:.02em}
.field input,.field textarea{
  width:100%;background:var(--bg-base);border:1px solid var(--border-strong);border-radius:var(--radius-sm);
  padding:.8rem .95rem;color:var(--text-primary);font-family:var(--font-body);font-size:.95rem;transition:.2s var(--ease);resize:vertical;
}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--accent-light);box-shadow:0 0 0 3px rgba(110,44,244,.18)}
.field textarea{min-height:140px}
.form-note{font-size:.85rem;color:var(--cyan);margin-top:.8rem;min-height:1.2em}
.contact-side .ic-line{display:flex;gap:.8rem;align-items:flex-start;margin-bottom:1.4rem}
.contact-side .ic-line .ic{flex:0 0 auto}

/* Responsive */
@media(max-width:1240px){ .brand-sub{display:none} }
@media(max-width:980px){
  .split,.split.rev{grid-template-columns:1fr;gap:2rem}
  .cols-3,.cols-4,.allies,.members,.pathways{grid-template-columns:repeat(2,1fr)}
  .gallery{grid-template-columns:repeat(2,1fr)}
  .g-big,.g-wide{grid-column:span 2}
}
@media(max-width:760px){
  .nav-links{
    position:fixed;top:0;right:-100%;height:100vh;width:75%;max-width:320px;flex-direction:column;
    background:var(--surface-1);border-left:1px solid var(--border);padding:6rem 2rem;gap:1.4rem;
    align-items:flex-start;transition:.35s var(--ease);
  }
  .nav-links.open{right:0}
  .burger{display:flex;z-index:1001}
  .nav-actions .lang{display:none}
  .stats .container{grid-template-columns:repeat(2,1fr)}
  .cols-3,.cols-4,.allies,.members,.pathways{grid-template-columns:1fr}
  .timeline::before{left:6px}
  .tl-item{grid-template-columns:1fr;gap:.4rem;padding-left:2rem}
  .tl-date{text-align:left}
  .tl-body::before{left:-2rem}
  .foot-grid{grid-template-columns:1fr 1fr}
  .foot-brand{grid-column:1/-1}
  .contact-wrap{grid-template-columns:1fr;gap:2rem}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}