/* ============================================================
   TensionCup Pro · Sistema de diseño premium
   VEHICLE Systems Lab — "El campo de tensión"
   ============================================================ */
:root{
  /* Estadio de noche — no el césped */
  --night1:#0d1f38; --night2:#0a1628; --night3:#050b14; --night4:#03070d;
  --panel:rgba(9,19,33,.72); --panel2:rgba(12,24,40,.9);
  --line:rgba(148,180,220,.16); --line2:rgba(148,180,220,.28);
  /* Semántica de tensión */
  --gold:#facc15;      /* la ruptura / el gol */
  --gold2:#fb923c;
  --cyan:#38bdf8;      /* la proyección del teorema */
  --cyan2:#818cf8;
  --grey:#64748b;      /* fuera de zona */
  --ok:#4ade80; --bad:#f87171;
  /* Texto */
  --text:#f1f6fc; --mut:#a8c0d8; --mut2:#cbd8e8; --dim:#7d94ac;
  /* Tipografía */
  --serif:'Fraunces','Georgia',serif;
  --sans:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --mono:'JetBrains Mono','SF Mono',ui-monospace,monospace;
  --maxw:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;min-height:100vh;color:var(--text);
  font-family:var(--sans);-webkit-font-smoothing:antialiased;
  background:
    radial-gradient(1200px 600px at 50% -8%, var(--night1) 0%, transparent 60%),
    radial-gradient(900px 500px at 90% 20%, rgba(56,189,248,.06) 0%, transparent 55%),
    linear-gradient(180deg, var(--night2) 0%, var(--night3) 55%, var(--night4) 100%) fixed;
}
h1,h2,h3{font-family:var(--serif);font-weight:600;letter-spacing:-.01em;line-height:1.1}
a{color:inherit;text-decoration:none}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
.tnum{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

/* ---------- Top nav compartida ---------- */
.topbar{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);
  background:linear-gradient(180deg,rgba(5,11,20,.92),rgba(5,11,20,.62));
  border-bottom:1px solid var(--line)}
.topbar-in{max-width:var(--maxw);margin:0 auto;display:flex;align-items:center;gap:20px;
  padding:12px 20px}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--serif);font-weight:600;font-size:1.05rem}
.brand .orb{width:26px;height:26px;border-radius:50%;flex-shrink:0;
  background:radial-gradient(circle at 35% 30%,#fff 0%,var(--gold) 30%,var(--gold2) 62%,#7c2d12 100%);
  box-shadow:0 0 14px rgba(250,204,21,.5)}
.brand small{color:var(--dim);font-family:var(--sans);font-weight:500;font-size:.7rem;letter-spacing:.08em;text-transform:uppercase}
.topnav{display:flex;gap:4px;margin-left:auto;flex-wrap:wrap}
.topnav a{padding:7px 13px;border-radius:9px;font-size:.82rem;font-weight:600;color:var(--mut);
  transition:color .2s,background .2s;white-space:nowrap}
.topnav a:hover{color:var(--text);background:rgba(148,180,220,.08)}
.topnav a.on{color:var(--night3);background:var(--gold)}
.topnav a.on:hover{background:var(--gold)}

/* ---------- Contenedores ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding:26px 20px 90px}
.eyebrow{font-family:var(--mono);font-size:.72rem;letter-spacing:.22em;text-transform:uppercase;
  color:var(--cyan);margin-bottom:12px;display:flex;align-items:center;gap:9px}
.eyebrow::before{content:'';width:26px;height:1px;background:var(--cyan);opacity:.7}
.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:20px;
  margin-bottom:16px;backdrop-filter:blur(8px);
  animation:cardIn .55s cubic-bezier(.22,1,.36,1) both}
.card:nth-child(2){animation-delay:.05s}.card:nth-child(3){animation-delay:.1s}
.card:nth-child(4){animation-delay:.15s}.card:nth-child(5){animation-delay:.2s}
@keyframes cardIn{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.mut{color:var(--mut);font-size:.9rem;line-height:1.6}
.dim{color:var(--dim)}

/* ---------- Chips y badges ---------- */
.chip{display:inline-flex;align-items:center;gap:6px;padding:4px 11px;border-radius:999px;
  font-size:.72rem;font-weight:700;letter-spacing:.03em;border:1px solid var(--line2)}
.chip.gold{background:rgba(250,204,21,.14);color:#fde68a;border-color:rgba(250,204,21,.4)}
.chip.cyan{background:rgba(56,189,248,.14);color:#bae6fd;border-color:rgba(56,189,248,.4)}
.chip.ok{background:rgba(74,222,128,.14);color:#bbf7d0;border-color:rgba(74,222,128,.4)}
.chip.grey{background:rgba(100,116,139,.14);color:#cbd5e1;border-color:rgba(100,116,139,.4)}

/* ---------- Botones ---------- */
.btn{display:inline-flex;align-items:center;gap:9px;padding:12px 22px;border-radius:11px;
  font-weight:700;font-size:.9rem;cursor:pointer;border:0;transition:transform .12s,box-shadow .2s;font-family:var(--sans)}
.btn:active{transform:scale(.97)}
.btn-gold{background:linear-gradient(135deg,var(--gold),var(--gold2));color:var(--night3);
  box-shadow:0 4px 20px rgba(250,204,21,.3)}
.btn-gold:hover{box-shadow:0 6px 28px rgba(250,204,21,.45)}
.btn-ghost{background:rgba(148,180,220,.08);color:var(--text);border:1px solid var(--line2)}
.btn-ghost:hover{background:rgba(148,180,220,.14)}

/* ---------- Grids ---------- */
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
@media(max-width:860px){.grid2,.grid3,.grid4{grid-template-columns:1fr}}

/* ---------- Selección y scrollbar ---------- */
::selection{background:rgba(250,204,21,.28);color:#fff}
*::-webkit-scrollbar{width:10px;height:10px}
*::-webkit-scrollbar-track{background:rgba(255,255,255,.03)}
*::-webkit-scrollbar-thumb{background:rgba(250,204,21,.28);border-radius:5px}
*::-webkit-scrollbar-thumb:hover{background:rgba(250,204,21,.5)}

/* ---------- Footer ---------- */
.foot{max-width:var(--maxw);margin:40px auto 0;padding:24px 20px;border-top:1px solid var(--line);
  color:var(--dim);font-size:.8rem;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}

/* ---------- Cancha (compartida entre páginas) ---------- */
.pitch{position:relative;width:100%;aspect-ratio:68/44;border-radius:14px;overflow:hidden;
  background:linear-gradient(165deg,#0e4d34 0%,#0a3f2b 50%,#083321 100%);
  border:1px solid rgba(255,255,255,.12);box-shadow:inset 0 0 60px rgba(0,0,0,.4)}
.pitch svg.lines{position:absolute;inset:0;width:100%;height:100%}
.pnode{position:absolute;transform:translate(-50%,-50%);border-radius:50%;display:flex;
  align-items:center;justify-content:center;cursor:help;z-index:3;transition:transform .16s;
  font-size:.7rem;border:2px solid rgba(255,255,255,.85)}
.pnode:hover{transform:translate(-50%,-50%) scale(1.28);z-index:6}
.pnode.goal{background:radial-gradient(circle at 35% 30%,#fff,var(--gold) 45%,var(--gold2));
  color:#3b1d02;box-shadow:0 0 14px rgba(250,204,21,.6);width:26px;height:26px}
.pnode.proj{background:radial-gradient(circle at 35% 30%,#e0f2fe,var(--cyan) 55%,#0369a1);
  color:#03203a;box-shadow:0 0 12px rgba(56,189,248,.55);width:20px;height:20px}
.pnode.inzone{background:radial-gradient(circle at 35% 30%,#dbeafe,var(--cyan) 55%,#1d4ed8);
  color:#fff;width:18px;height:18px}
.pnode.offzone{background:linear-gradient(135deg,#94a3b8,var(--grey));color:#fff;width:16px;height:16px;opacity:.72}
.legend{display:flex;gap:16px;flex-wrap:wrap;font-size:.74rem;color:var(--mut);margin:10px 0 0}
.legend span{display:flex;align-items:center;gap:6px}
.legend .sw{width:12px;height:12px;border-radius:50%;flex-shrink:0}

/* ---------- Reduce motion ---------- */
@media(prefers-reduced-motion:reduce){
  *{animation-duration:.01ms!important;animation-iteration-count:1!important}
  html{scroll-behavior:auto}
}

/* ============================================================
   V4 PREMIUM — capa de laboratorio de inteligencia deportiva
   (aditiva: no modifica clases existentes)
   ============================================================ */

/* ---- Hero cinematográfico con la pelota en el espacio ---- */
.hero-cine{position:relative;min-height:min(94vh,820px);display:flex;align-items:center;overflow:hidden;
  border-bottom:1px solid var(--line)}
.hero-cine .bg{position:absolute;inset:0;z-index:0;
  background:#03070d url('../assets/hero-ball.jpg') no-repeat center right;background-size:cover;
  opacity:.9}
.hero-cine .bg::after{content:'';position:absolute;inset:0;
  background:linear-gradient(100deg,var(--night3) 8%,rgba(5,11,20,.82) 38%,rgba(5,11,20,.25) 68%,transparent 100%),
    radial-gradient(1000px 500px at 15% 40%,rgba(56,189,248,.08),transparent 60%)}
.hero-cine .inner{position:relative;z-index:2;max-width:var(--maxw);margin:0 auto;padding:60px 20px;width:100%}
.hero-cine .kicker{font-family:var(--mono);font-size:.74rem;letter-spacing:.28em;text-transform:uppercase;
  color:var(--cyan);margin-bottom:20px;display:flex;align-items:center;gap:10px}
.hero-cine .kicker::before{content:'';width:32px;height:1px;background:var(--cyan)}
.hero-cine h1{font-size:clamp(2.5rem,6.5vw,4.6rem);line-height:1;margin:0 0 22px;max-width:16ch;
  text-shadow:0 2px 40px rgba(0,0,0,.6)}
.hero-cine h1 em{font-style:italic;color:var(--gold)}
.hero-cine .lead{font-size:clamp(1.05rem,2vw,1.3rem);color:var(--mut2);line-height:1.6;max-width:40ch;
  margin-bottom:30px;text-shadow:0 1px 20px rgba(0,0,0,.5)}

/* ---- Lab product pills (coherencia con CRLP/ODI/SUPRA) ---- */
.lab-strip{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:28px}
.lab-strip .lbl{font-family:var(--mono);font-size:.64rem;letter-spacing:.2em;text-transform:uppercase;color:var(--dim);margin-right:4px}
.pill-link{min-height:34px;padding:0 14px;display:inline-flex;align-items:center;border-radius:999px;
  border:1px solid var(--line2);background:rgba(5,11,20,.5);backdrop-filter:blur(10px);
  font-family:var(--mono);font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;color:var(--mut2);
  transition:border-color .2s,color .2s,transform .2s}
.pill-link:hover{border-color:rgba(56,189,248,.4);color:var(--text);transform:translateY(-1px)}
.pill-link.active{color:var(--night3);background:linear-gradient(135deg,var(--gold),var(--gold2));border-color:transparent}

/* ---- Reveal on scroll (microinteracción sobria) ---- */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .7s cubic-bezier(.22,1,.36,1),transform .7s cubic-bezier(.22,1,.36,1)}
.reveal.in{opacity:1;transform:none}

/* ---- Audio toggle sobrio ---- */
.audio-btn{position:fixed;bottom:18px;right:18px;z-index:60;width:46px;height:46px;border-radius:50%;
  border:1px solid var(--line2);background:rgba(5,11,20,.85);backdrop-filter:blur(12px);cursor:pointer;
  display:flex;align-items:center;justify-content:center;color:var(--mut2);transition:all .22s;
  box-shadow:0 4px 20px rgba(0,0,0,.4)}
.audio-btn:hover{border-color:var(--gold);color:var(--gold);transform:scale(1.06)}
.audio-btn.on{color:var(--gold);border-color:var(--gold);box-shadow:0 0 20px rgba(250,204,21,.3)}
.audio-btn svg{width:20px;height:20px}
.audio-wave{position:absolute;inset:-4px;border-radius:50%;border:1px solid var(--gold);opacity:0}
.audio-btn.on .audio-wave{animation:audiowave 1.8s ease-out infinite}
@keyframes audiowave{0%{opacity:.5;transform:scale(1)}100%{opacity:0;transform:scale(1.5)}}

/* ---- Trust bar (credibilidad de laboratorio) ---- */
.trust{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}
.trust-item{display:flex;align-items:center;gap:8px;font-size:.78rem;color:var(--mut);
  padding:8px 14px;border:1px solid var(--line);border-radius:10px;background:rgba(5,11,20,.4)}
.trust-item .ic{color:var(--ok);font-size:.9rem}

/* ---- Section reveal headers ---- */
.sec-num{font-family:var(--mono);font-size:.72rem;color:var(--cyan);letter-spacing:.15em}

/* ---- Card hover premium ---- */
.navcard::before{content:'';position:absolute;inset:0;border-radius:16px;padding:1px;
  background:linear-gradient(135deg,transparent,transparent);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;
  mask-composite:exclude;opacity:0;transition:opacity .3s}
.navcard:hover::before{background:linear-gradient(135deg,rgba(250,204,21,.5),rgba(56,189,248,.3));opacity:1}

@media(max-width:760px){
  .hero-cine .bg{background-position:center center;opacity:.5}
  .hero-cine .bg::after{background:linear-gradient(180deg,rgba(5,11,20,.7),rgba(5,11,20,.9))}
  .lab-strip .pill-link:not(.active){display:none}
}

/* ============================================================
   PREMIUM PITCH ENGINE v1 — sistema unificado de cancha
   Usado en TODAS las rondas: R32, Octavos, Cuartos, Semis, Final
   Diferenciación visual: HIT REAL (fuerte/saturado) vs PROBABILIDAD (tenue/pálido)
   ============================================================ */
.pp-wrap{margin:16px 0}
.pp-field{position:relative;width:100%;max-width:520px;margin:0 auto;aspect-ratio:68/105;
  border-radius:18px;overflow:hidden;border:1px solid rgba(255,255,255,.16);
  background:linear-gradient(180deg,#0f5236 0%,#0c422b 50%,#073318 100%);
  box-shadow:0 10px 40px rgba(0,0,0,.5),inset 0 0 90px rgba(0,0,0,.35)}
.pp-field .pp-stripes{position:absolute;inset:0;
  background:repeating-linear-gradient(0deg,rgba(255,255,255,.035) 0 9.5%,transparent 9.5% 19%)}
.pp-lines{position:absolute;inset:0;width:100%;height:100%}
.pp-goal-glow{position:absolute;left:50%;transform:translateX(-50%);width:44%;height:5%;
  border-radius:50%;filter:blur(14px);opacity:0;transition:opacity .4s;pointer-events:none}
.pp-goal-glow.top{top:0}.pp-goal-glow.bottom{bottom:0}
.pp-goal-glow.on{opacity:.55}

/* Nodo de jugador */
.pp-node{position:absolute;transform:translate(-50%,-50%);border-radius:50%;
  display:flex;align-items:center;justify-content:center;z-index:6;
  border:2px solid rgba(255,255,255,.85);transition:transform .3s cubic-bezier(.22,1,.36,1),
  box-shadow .3s,opacity .3s,filter .3s}
.pp-node .pp-lbl{position:absolute;white-space:nowrap;font-size:.58rem;font-weight:700;color:#fff;
  text-shadow:0 1px 4px rgba(0,0,0,.95);background:rgba(5,11,20,.72);padding:2px 5px;border-radius:4px;
  pointer-events:none;top:-18px;left:50%;transform:translateX(-50%)}
.pp-node.pp-breaker .pp-lbl{top:auto;bottom:-18px}

/* HIT REAL — colores fuertes, saturados, con glow */
.pp-node.pp-hit-A{width:26px;height:26px;
  background:radial-gradient(circle at 35% 30%,#fff5cc,var(--pp-colorA,#facc15) 55%,#92400e);
  box-shadow:0 0 16px 3px var(--pp-glowA,rgba(250,204,21,.65)),0 0 0 2px rgba(255,255,255,.3)}
.pp-node.pp-hit-B{width:26px;height:26px;
  background:radial-gradient(circle at 35% 30%,#dbeafe,var(--pp-colorB,#38bdf8) 55%,#1e3a8a);
  box-shadow:0 0 16px 3px var(--pp-glowB,rgba(56,189,248,.65)),0 0 0 2px rgba(255,255,255,.3)}

/* PROBABILIDAD / SIMULACIÓN — tenue, pálido, sin glow, opacidad reducida */
.pp-node.pp-prob-A{width:18px;height:18px;opacity:.4;filter:saturate(.35) brightness(.85);
  background:radial-gradient(circle at 35% 30%,#f5f5f0,#a8a29e 55%,#57534e);
  box-shadow:none;border-style:dashed}
.pp-node.pp-prob-B{width:18px;height:18px;opacity:.4;filter:saturate(.35) brightness(.85);
  background:radial-gradient(circle at 35% 30%,#f1f5f9,#94a3b8 55%,#475569);
  box-shadow:none;border-style:dashed}

.pp-node.pp-active{transform:translate(-50%,-50%) scale(1.4)}
.pp-node.pp-defender{background:radial-gradient(circle at 35% 30%,#fecaca,#ef4444 55%,#7f1d1d);
  width:16px;height:16px;opacity:.75}

/* Balón que viaja */
.pp-ball{position:absolute;width:13px;height:13px;border-radius:50%;z-index:9;
  background:radial-gradient(circle at 35% 30%,#fff,#c3d4e6 65%,#8ba0b8);
  box-shadow:0 0 9px rgba(255,255,255,.7);opacity:0;pointer-events:none}
.pp-ball.pp-fast{transition:left .85s cubic-bezier(.34,1.1,.64,1),top .85s cubic-bezier(.34,1.1,.64,1)}

/* Ruta SVG */
.pp-route-svg{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:7}
.pp-rline{fill:none;stroke-width:2.4;stroke-dasharray:5 6;opacity:0;stroke-linecap:round;
  transition:opacity .35s}
.pp-rline.pp-strong{stroke-width:3}
.pp-rline.pp-faint{stroke-width:1.6;stroke-dasharray:2 5;opacity:.35!important}

/* GOL — texto que aparece cuando la ruptura terminó en gol real */
.pp-goltext{position:absolute;left:50%;transform:translate(-50%,-50%) scale(.3);
  font-family:var(--serif);font-weight:800;font-size:1.8rem;letter-spacing:.05em;
  color:var(--gold);text-shadow:0 0 20px rgba(250,204,21,.9),0 2px 8px rgba(0,0,0,.8);
  z-index:12;opacity:0;pointer-events:none;
  transition:transform .5s cubic-bezier(.34,1.6,.64,1),opacity .5s}
.pp-goltext.pp-show{opacity:1;transform:translate(-50%,-50%) scale(1)}
.pp-goltext.top{top:14%}.pp-goltext.bottom{bottom:14%}

/* Etiqueta PERSISTENTE del equipo junto a cada arco — siempre visible,
   aclara de quién es ese arco sin necesidad de pasar el mouse ni esperar un gol. */
.pp-teamlabel{position:absolute;left:50%;transform:translateX(-50%);
  font-family:var(--mono);font-size:.62rem;font-weight:700;letter-spacing:.06em;
  text-transform:uppercase;padding:3px 10px;border-radius:999px;
  background:rgba(5,11,20,.72);border:1px solid currentColor;
  white-space:nowrap;z-index:11;pointer-events:none;transition:box-shadow .3s,transform .3s}
.pp-teamlabel.top{top:4px}
.pp-teamlabel.bottom{bottom:4px}
.pp-teamlabel.pp-label-scored{box-shadow:0 0 14px 2px currentColor;transform:translateX(-50%) scale(1.08)}

/* Leyenda del sistema (usar en cada página) */
.pp-legend{display:flex;gap:14px;flex-wrap:wrap;font-size:.72rem;color:var(--mut);margin:10px 0}
.pp-legend span{display:flex;align-items:center;gap:6px}
.pp-legend .pp-sw{width:12px;height:12px;border-radius:50%}
.pp-legend .pp-sw.strong{background:radial-gradient(circle at 35% 30%,#fff5cc,#facc15);
  box-shadow:0 0 8px rgba(250,204,21,.5)}
.pp-legend .pp-sw.faint{background:#a8a29e;opacity:.45;border:1px dashed #78716c}

/* Controles compartidos */
.pp-controls{display:flex;align-items:center;gap:10px;margin:12px 0 8px;flex-wrap:wrap}
.pp-playbtn{background:var(--gold);color:var(--night3);border:0;border-radius:10px;
  padding:10px 20px;font-size:.84rem;font-weight:800;cursor:pointer;font-family:var(--sans);
  box-shadow:0 3px 14px rgba(250,204,21,.35);transition:transform .15s}
.pp-playbtn:hover{transform:translateY(-1px)}
.pp-stepbtn{width:32px;height:32px;border-radius:8px;border:1px solid var(--line);
  background:var(--panel);color:var(--mut);cursor:pointer;font-size:.95rem}
.pp-stepbtn:hover{border-color:var(--gold);color:var(--gold)}
.pp-counter{font-family:var(--mono);font-size:.76rem;color:var(--dim)}
.pp-dots{display:flex;gap:5px;flex-wrap:wrap;margin:8px 0}
.pp-dot{width:9px;height:9px;border-radius:50%;background:rgba(148,180,220,.15);
  border:1px solid var(--line);cursor:pointer;transition:all .2s}
.pp-dot.pp-real{border-color:rgba(250,204,21,.4)}
.pp-dot.pp-sim{border-color:rgba(100,116,139,.3);opacity:.55}
.pp-dot.on{background:var(--gold);border-color:var(--gold);transform:scale(1.35)}
.pp-dot.done{background:rgba(74,222,128,.45)}

/* Sección científica */
.sci-section{background:linear-gradient(160deg,rgba(56,189,248,.05),rgba(5,11,20,.35));
  border:1px solid rgba(56,189,248,.2);border-radius:18px;padding:26px;margin:24px 0}
.sci-formula{font-family:var(--mono);background:rgba(5,11,20,.5);border:1px solid var(--line);
  border-radius:10px;padding:14px 18px;margin:12px 0;font-size:.85rem;color:var(--cyan);
  overflow-x:auto;white-space:pre}
.sci-top10{margin-top:16px}
.sci-top10-row{display:grid;grid-template-columns:32px 1fr auto;gap:10px;align-items:center;
  padding:9px 0;border-bottom:1px solid var(--line);font-size:.84rem}
.sci-top10-row:last-child{border-bottom:0}
.sci-top10-row .rank{font-family:var(--serif);font-weight:700;color:var(--gold);font-size:1rem}
.sci-top10-row .desc{color:var(--mut2)}
.sci-top10-row .conf{font-family:var(--mono);font-size:.72rem;color:var(--ok);
  background:rgba(74,222,128,.1);padding:3px 9px;border-radius:999px;white-space:nowrap}