/* ============================================================
   SISTEMA — "AdsMastery"
   Papel cálido + NEGRO + NARANJA FUEGO + AMARILLO.
   Tipografía: Archivo Black (títulos, grotesca de afiche) + Hanken Grotesk (todo lo demás).
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Archivo+Black&family=Hanken+Grotesk:wght@400;500;600;700;800;900&family=Caveat:wght@600;700&display=swap');

:root {
  --paper: #f3efe6;
  --paper-2: #eae5d8;
  --card: #ffffff;
  --ink: #0e0d09;
  --ink-2: #55524a;
  --ink-3: #8f8b7d;
  --line: #ddd8c9;
  --line-2: #c7c2b1;
  --naranja: #e2714a;
  --naranja-dark: #c05633;
  --naranja-soft: #fae7dd;
  --amarillo: #ffd23f;
  --amarillo-soft: #fff3cd;
  --win: #0c7c40;
  --win-bg: #e3f3e9;
  --rec: #ff2e1f;
  --radius: 18px;
  --radius-s: 12px;
  --maxw: 1140px;
  --shadow: 0 22px 44px -22px rgba(14, 13, 9, .3);
  /* ---- cuadrícula de plano: cuadro chico + cuadro grande (4 chicos) ---- */
  --grid: 32px; --grid-lg: 128px;
  --grid-img:
    linear-gradient(rgba(14,13,9,.14) 1px, transparent 1px),
    linear-gradient(90deg, rgba(14,13,9,.14) 1px, transparent 1px),
    linear-gradient(rgba(14,13,9,.062) 1px, transparent 1px),
    linear-gradient(90deg, rgba(14,13,9,.062) 1px, transparent 1px);
  --grid-size: 100% var(--grid-lg), var(--grid-lg) 100%, 100% var(--grid), var(--grid) 100%;
  /* colores por volumen */
  --v-setup: #0e0d09;
  --v1: #ff4d00;
  --v2: #7a5cff;
  --v3: #0c8f5e;
  --v4: #e0417e;
  --v5: #0f7fd4;
  --v6: #d88a00;
  --v7: #0c8f8f;
  --v8: #111111;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0; color: var(--ink);
  font: 16px/1.6 'Hanken Grotesk', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
  /* papel de plano técnico: CUADRÍCULA de líneas (ver --grid-img en :root) */
  background-image: var(--grid-img);
  background-size: var(--grid-size);
  background-color: var(--paper);
}

/* grano de impresión sobre toda la página */
body::before {
  content: ""; position: fixed; inset: 0; z-index: 1; pointer-events: none;
  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='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  opacity: .03; mix-blend-mode: multiply;
}

.mono { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; }
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 26px; }
::selection { background: var(--naranja); color: #fff; }

/* ---------- reveals (JS agrega .in) ---------- */
.rv { opacity: 0; transform: translateY(22px); transition: opacity .55s ease, transform .55s ease; }
.rv.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .rv { opacity: 1; transform: none; transition: none; } }

/* ---------- renglón: bloque de lectura apoyado en la cuadrícula ----------
   La cuadrícula de la página cruza el texto con líneas verticales y estorba la lectura.
   .reng convierte el bloque en papel rayado: sólo horizontales, al paso exacto del
   interlineado, más la línea de margen. El texto se APOYA en el renglón. --------- */
.reng {
  --reng: 32px;
  position: relative;
  padding: var(--reng) 26px var(--reng) 34px;
  background-color: rgba(243, 239, 230, .94);
  background-image: linear-gradient(rgba(14,13,9,.055) 1px, transparent 1px);
  background-size: 100% var(--reng);
  background-position: 0 7px;
}
.reng::before { content: ""; position: absolute; left: 17px; top: 0; bottom: 0; width: 1px; background: rgba(226,113,74,.5); }
.reng > * { position: relative; }
.reng p, .reng li { line-height: var(--reng); }
@media (max-width: 640px) { .reng { padding: 24px 16px 24px 24px; } .reng::before { left: 12px; } }

/* ---------- marquee (cinta transportadora) ---------- */
.marquee {
  background: var(--ink); color: var(--amarillo); overflow: hidden; white-space: nowrap;
  font-family: ui-monospace, monospace; font-size: 12.5px; letter-spacing: .12em; text-transform: uppercase;
  padding: 9px 0; border-bottom: 3px solid var(--naranja);
}
.marquee .track { display: inline-block; animation: marq 26s linear infinite; }
.marquee span { margin: 0 22px; }
.marquee b { color: #fff; }
@keyframes marq { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .marquee .track { animation: none; } }

/* ---------- topbar ---------- */
.topbar { position: sticky; top: 0; z-index: 50; background: rgba(243,239,230,.9); backdrop-filter: blur(10px); border-bottom: 2px solid var(--ink); }
.topbar .wrap { display: flex; align-items: center; justify-content: space-between; height: 62px; gap: 16px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 900; letter-spacing: -0.03em; font-size: 19px; text-decoration: none; color: var(--ink); white-space: nowrap; text-transform: none; }
.brand .cube {
  width: 26px; height: 26px; border-radius: 7px; background: var(--naranja);
  display: inline-flex; align-items: center; justify-content: center; color: #fff; font-size: 14px;
  box-shadow: 3px 3px 0 var(--ink);
}
.topnav { display: flex; gap: 4px; align-items: center; overflow-x: auto; }
.topnav a { font-family: ui-monospace, monospace; font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-2); text-decoration: none; padding: 8px 13px; border-radius: 999px; white-space: nowrap; border: 1.5px solid transparent; }
.topnav a:hover { border-color: var(--ink); color: var(--ink); }
.topnav a.active { background: var(--naranja); color: #fff; border-color: var(--ink); box-shadow: 2px 2px 0 var(--ink); }
.topnav a.cta { background: var(--amarillo); color: var(--ink); border: 1.5px solid var(--ink); box-shadow: 2px 2px 0 var(--ink); font-weight: 700; }

/* ---------- hazard stripe ---------- */
.hazard { height: 10px; background: repeating-linear-gradient(-45deg, var(--amarillo) 0 14px, var(--ink) 14px 28px); }

/* ---------- hero ---------- */
.hero { padding: 62px 0 46px; display: grid; grid-template-columns: 1.12fr .88fr; gap: 44px; align-items: center; }
.hero.solo { grid-template-columns: 1fr; }
@media (max-width: 900px) { .hero { grid-template-columns: 1fr; gap: 30px; } }
.eyebrow {
  font-family: ui-monospace, monospace; font-size: 11.5px; letter-spacing: .15em; text-transform: uppercase;
  color: var(--ink); font-weight: 700; margin-bottom: 18px;
  display: inline-flex; align-items: center; gap: 9px;
  background: var(--amarillo); border: 1.5px solid var(--ink); border-radius: 999px; padding: 8px 15px;
  box-shadow: 3px 3px 0 var(--ink);
}
h1 { margin: 0 0 18px; font-family: 'Archivo Black', 'Helvetica Neue', sans-serif; font-size: clamp(40px, 6.4vw, 72px); line-height: 1; letter-spacing: -0.025em; font-weight: 400; text-wrap: balance; text-transform: uppercase; }
h1 .hl { color: var(--naranja); }
h1 .marker { background: linear-gradient(transparent 58%, var(--amarillo) 58%); }
.lede { font-size: clamp(16.5px, 1.9vw, 19px); color: var(--ink-2); max-width: 54ch; margin: 0 0 26px; }
.lede b { color: var(--ink); }

.btn {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--naranja); color: #fff; text-decoration: none;
  font-weight: 800; font-size: 15.5px; padding: 16px 28px; border-radius: 14px;
  border: 2px solid var(--ink); box-shadow: 4px 4px 0 var(--ink);
  transition: transform .12s, box-shadow .12s;
  text-transform: uppercase; letter-spacing: .01em;
}
.btn:hover { transform: translate(-2px, -2px); box-shadow: 7px 7px 0 var(--ink); }
.btn:active { transform: translate(2px, 2px); box-shadow: 1px 1px 0 var(--ink); }
.btn.ghost { background: #fff; color: var(--ink); }
.btnrow { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 26px; }
.chip { font-family: ui-monospace, monospace; font-size: 11px; color: var(--ink); border: 1.5px solid var(--ink); border-radius: 999px; padding: 7px 13px; background: #fff; }

/* ---------- teléfono ---------- */
.phone-wrap { position: relative; display: flex; justify-content: center; }
.phone {
  width: min(275px, 68vw); aspect-ratio: 9/18.5;
  background: #0c0c0c; border-radius: 40px; padding: 10px;
  box-shadow: 0 34px 70px -26px rgba(14,13,9,.5); transform: rotate(1.5deg); border: 2px solid var(--ink);
}
@media (prefers-reduced-motion: no-preference) {
  .phone { animation: bob 5s ease-in-out infinite; }
  @keyframes bob { 0%,100% { transform: rotate(1.5deg) translateY(0); } 50% { transform: rotate(1.5deg) translateY(-4px); } }
}
.phone .screen { width: 100%; height: 100%; border-radius: 32px; overflow: hidden; position: relative; background: linear-gradient(165deg, #ffd9b8 0%, #e8a87c 45%, #9a6a4a 100%); }
.phone .notch { position: absolute; top: 8px; left: 50%; transform: translateX(-50%); width: 34%; height: 15px; background: #0c0c0c; border-radius: 999px; z-index: 3; }
.phone .avatar { position: absolute; bottom: 25%; left: 50%; transform: translateX(-50%); width: 60%; aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle at 38% 32%, #f7dcc4, #d9a97f 62%, #b8855c); box-shadow: inset 0 -18px 26px rgba(0,0,0,.2); }
.phone .avatar::before { content: ""; position: absolute; inset: -13% -6% auto -6%; height: 60%; border-radius: 50% 50% 42% 42%; background: #241a12; }
.phone .avatar::after { content: ""; position: absolute; left: 50%; transform: translateX(-50%); bottom: -46%; width: 132%; height: 60%; border-radius: 44% 44% 0 0; background: #fff; }
.phone .vtag { position: absolute; top: 34px; left: 12px; z-index: 2; font-family: ui-monospace, monospace; font-size: 10px; letter-spacing: .1em; background: #0c0c0c; color: #fff; padding: 5px 10px; border-radius: 999px; display: inline-flex; align-items: center; gap: 6px; }
.phone .vtag::before { content: "●"; color: var(--rec); font-size: 8px; }

.phone .caption { position: absolute; bottom: 14%; left: 7%; right: 7%; z-index: 2; background: #0c0c0c; color: #fff; border-radius: 12px; font-weight: 900; font-size: 15.5px; text-align: center; padding: 10px; letter-spacing: -0.01em; border: 1.5px solid #000; }
.phone .caption em { color: var(--amarillo); font-style: normal; }
.phone .wave { position: absolute; bottom: 6.5%; left: 10%; right: 10%; height: 16px; display: flex; align-items: flex-end; gap: 3px; }
.phone .wave i { flex: 1; background: rgba(255,255,255,.85); border-radius: 3px; height: 42%; }
@media (prefers-reduced-motion: no-preference) {
  @keyframes wv { from { height: 22%; } to { height: 95%; } }
}
.float-chip {
  position: absolute; z-index: 5;
  background: #fff; border: 2px solid var(--ink); border-radius: 12px;
  box-shadow: 4px 4px 0 var(--ink); padding: 10px 14px;
  font-size: 12.5px; font-weight: 800; display: flex; align-items: center; gap: 8px; white-space: nowrap;
}
.float-chip .ok { color: var(--win); }
.float-chip .price { font-family: ui-monospace, monospace; color: var(--naranja); }
@media (prefers-reduced-motion: no-preference) {
  /* chips quietos (dieta de movimiento) */
}
@media (max-width: 900px) { .float-chip { display: none; } }

/* ---------- secciones ---------- */
section { padding: 34px 0; }
.sec-head { display: flex; align-items: center; gap: 14px; margin: 20px 0 10px; }
.sec-num { font-family: ui-monospace, monospace; font-size: 11px; letter-spacing: .1em; color: #fff; background: var(--ink); padding: 7px 13px; border-radius: 999px; white-space: nowrap; }
h2 { margin: 0; font-family: 'Archivo Black', 'Helvetica Neue', sans-serif; font-size: clamp(26px, 3.6vw, 40px); letter-spacing: -0.025em; font-weight: 400; text-wrap: balance; text-transform: uppercase; }
h3 { font-size: 19px; letter-spacing: -0.015em; margin: 0 0 6px; font-weight: 800; }
.sec-note { color: var(--ink-2); max-width: 62ch; margin: 8px 0 22px; font-size: 15.5px; }
.sec-note a { color: var(--naranja); font-weight: 700; }

/* banda oscura */
.dark-band { background: var(--ink); color: #f3efe6; border-radius: var(--radius); padding: 34px 34px; margin: 26px 0; position: relative; overflow: hidden; }
.dark-band h2 { color: #fff; }
.dark-band .sec-note { color: #b9b4a3; }
.dark-band::after { content: ""; position: absolute; top: 0; right: 0; bottom: 0; width: 10px; background: repeating-linear-gradient(-45deg, var(--amarillo) 0 12px, transparent 12px 24px); opacity: .9; }

/* ---------- tarjetas ---------- */
.cards { display: grid; gap: 14px; }
.cards.c2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.cards.c3 { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.cards.c4 { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
.card { background: var(--card); border: 2px solid var(--ink); border-radius: var(--radius); padding: 22px; box-shadow: 5px 5px 0 rgba(14,13,9,.12); color: var(--ink); }
.card h3 { color: var(--ink); }
.card .tag { font-family: ui-monospace, monospace; font-size: 10.5px; letter-spacing: .13em; text-transform: uppercase; color: var(--ink-3); display: block; margin-bottom: 8px; }
.card p { color: var(--ink-2); font-size: 14px; margin: 0; }
.ico { width: 46px; height: 46px; border-radius: 13px; display: flex; align-items: center; justify-content: center; background: var(--naranja-soft); margin-bottom: 12px; font-size: 22px; border: 2px solid var(--ink); }

/* stats */
.statrow { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 14px; margin: 20px 0; }
.stat { background: var(--card); border: 2px solid var(--ink); border-radius: var(--radius); padding: 20px 22px; box-shadow: 5px 5px 0 rgba(14,13,9,.12); }
.stat .v { font-size: clamp(30px, 3.6vw, 44px); font-weight: 900; letter-spacing: -0.03em; line-height: 1; font-variant-numeric: tabular-nums; }
.stat .v small { font-size: .42em; color: var(--ink-3); font-weight: 700; }
.stat .l { color: var(--ink-2); font-size: 13px; margin-top: 8px; }
.stat.hot .v { color: var(--naranja); }
.stat.dark { background: var(--ink); border-color: var(--ink); }
.stat.dark .v { color: var(--amarillo); } .stat.dark .l { color: #b9b4a3; }

/* ---------- flujo ---------- */
.flow { display: flex; gap: 0; align-items: stretch; overflow-x: auto; padding: 8px 2px 16px; }
.flow .f { min-width: 150px; flex: 1; background: var(--card); border: 2px solid var(--ink); border-radius: var(--radius-s); padding: 16px 14px; text-align: center; position: relative; box-shadow: 4px 4px 0 rgba(14,13,9,.12); }
.flow .f + .f { margin-left: 36px; }
.flow .f + .f::before { content: "→"; position: absolute; left: -29px; top: 50%; transform: translateY(-50%); color: var(--naranja); font-weight: 900; font-size: 22px; }
.flow .f .fi { font-size: 26px; display: block; margin-bottom: 6px; }
.flow .f b { display: block; font-size: 13.5px; }
.flow .f span { display: block; font-size: 11.5px; color: var(--ink-3); margin-top: 3px; }

/* ---------- temario / currículo (mobile-first) ---------- */
.progress-bar { display: flex; align-items: center; gap: 14px; margin: 0 0 18px; }
.progress-bar .track { flex: 1; height: 12px; background: var(--paper-2); border: 2px solid var(--ink); border-radius: 999px; overflow: hidden; }
.progress-bar .fill { height: 100%; width: 0; background: var(--win); border-right: 2px solid var(--ink); transition: width .4s ease; }
.progress-bar .lbl { font-family: ui-monospace, monospace; font-size: 12px; font-weight: 800; letter-spacing: .04em; white-space: nowrap; }
.progress-bar .lbl b { color: var(--win); }

.curriculo { display: flex; flex-direction: column; gap: 10px; }
.lesson {
  --vc: var(--naranja);
  display: grid; grid-template-columns: 8px 52px 1fr 40px; align-items: center; gap: 0;
  background: var(--card); border: 2px solid var(--ink); border-radius: 14px; overflow: hidden;
  text-decoration: none; color: var(--ink); box-shadow: 4px 4px 0 rgba(14,13,9,.13);
  transition: transform .12s, box-shadow .12s; position: relative;
}
.lesson:hover, .lesson:active { transform: translate(-2px,-2px); box-shadow: 6px 6px 0 var(--vc); }
.lesson .band { align-self: stretch; background: var(--vc); }
.lesson .num { font-family: ui-monospace, monospace; font-weight: 800; font-size: 18px; text-align: center; color: var(--vc); letter-spacing: -.02em; }
.lesson .body { padding: 14px 6px 14px 4px; min-width: 0; }
.lesson .body .vn { font-family: ui-monospace, monospace; font-size: 10.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); font-weight: 800; }
.lesson .body h3 { margin: 1px 0 4px; font-size: 16.5px; letter-spacing: -.015em; line-height: 1.15; }
.lesson .body .meta { display: flex; flex-wrap: wrap; gap: 4px 12px; font-size: 12.5px; color: var(--ink-2); }
.lesson .body .meta .res { color: var(--vc); font-weight: 700; }
.lesson .check {
  width: 30px; height: 30px; border-radius: 999px; border: 2.5px solid var(--line-2); background: #fff;
  justify-self: center; display: flex; align-items: center; justify-content: center; cursor: pointer; flex: none;
  transition: all .15s; color: transparent; font-size: 15px; font-weight: 900;
}
.lesson.done .check { background: var(--win); border-color: var(--win); color: #fff; }
.lesson.done .num { opacity: .5; }
.lesson.done h3 { text-decoration: line-through; text-decoration-color: var(--line-2); }
@media (max-width: 480px) {
  .lesson { grid-template-columns: 7px 42px 1fr 38px; }
  .lesson .num { font-size: 15px; }
  .lesson .body h3 { font-size: 15.5px; }
}

/* ---------- mapa de volúmenes (grid legacy, para otras páginas) ---------- */
.volgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; }
a.volcard {
  --vc: var(--naranja);
  display: block; text-decoration: none; color: var(--ink);
  background: var(--card); border: 2px solid var(--ink); border-radius: var(--radius);
  overflow: hidden; transition: transform .14s, box-shadow .14s;
  box-shadow: 5px 5px 0 rgba(14,13,9,.14);
}
a.volcard:hover { transform: translate(-3px, -3px); box-shadow: 9px 9px 0 var(--vc); }
a.volcard .head {
  background: var(--vc); color: #fff; padding: 16px 20px;
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  border-bottom: 2px solid var(--ink);
}
a.volcard .head .vn { font-family: ui-monospace, monospace; font-weight: 800; font-size: 13px; letter-spacing: .1em; }
a.volcard .head .vi { font-size: 30px; filter: drop-shadow(2px 2px 0 rgba(0,0,0,.25)); }
a.volcard .body { padding: 18px 20px 16px; }
a.volcard h3 { margin: 0 0 6px; font-size: 19px; text-transform: uppercase; letter-spacing: -0.02em; }
a.volcard p { margin: 0; color: var(--ink-2); font-size: 13.5px; line-height: 1.5; }
a.volcard .res { margin-top: 12px; font-size: 12.5px; font-weight: 800; color: var(--vc); display: flex; gap: 7px; align-items: baseline; }
a.volcard .res::before { content: "▶"; font-size: 9px; }

/* hero de volumen (banda de color) */
.volhero { --vc: var(--naranja); border-radius: var(--radius); border: 2px solid var(--ink); overflow: hidden; margin: 40px 0 26px; box-shadow: 7px 7px 0 rgba(14,13,9,.15); }
.volhero .top { background: var(--vc); color: #fff; padding: 34px 34px 30px; position: relative; overflow: hidden; }
.volhero .top .big { position: absolute; right: 18px; bottom: -26px; font-size: 150px; font-weight: 900; opacity: .18; font-family: ui-monospace, monospace; line-height: 1; }
.volhero .top .vlabel { font-family: ui-monospace, monospace; font-size: 12px; letter-spacing: .16em; text-transform: uppercase; opacity: .92; display: block; margin-bottom: 8px; }
.volhero .top h1 { margin: 0; font-size: clamp(30px, 4.6vw, 50px); color: #fff; }
.volhero .bottom { background: var(--card); padding: 18px 34px; font-size: 16px; }
.volhero .bottom b { color: var(--vc); }

/* ---------- pasos ---------- */
.steps { counter-reset: step; display: grid; gap: 10px; margin: 18px 0; }
.step { counter-increment: step; display: grid; grid-template-columns: 46px 1fr; gap: 14px; align-items: start; background: var(--card); border: 2px solid var(--ink); border-radius: var(--radius-s); padding: 16px 18px; box-shadow: 4px 4px 0 rgba(14,13,9,.1); }
.step::before { content: counter(step, decimal-leading-zero); font-family: ui-monospace, monospace; font-size: 19px; font-weight: 800; color: var(--naranja); line-height: 1.3; }
.step h4 { margin: 0 0 3px; font-size: 15.5px; }
.step p { margin: 0; color: var(--ink-2); font-size: 14px; }

/* ---------- prompts ---------- */
.prompt { background: #0e0d09; color: #efece2; border-radius: 12px; padding: 16px 18px; font-family: ui-monospace, monospace; font-size: 12.5px; line-height: 1.6; overflow-x: auto; position: relative; margin: 12px 0; white-space: pre-wrap; border: 2px solid var(--ink); }
.prompt .plabel { display: block; font-size: 10px; letter-spacing: .14em; text-transform: uppercase; color: var(--amarillo); margin-bottom: 8px; }
.prompt .var { color: #7fe08f; }
.copybtn { position: absolute; top: 10px; right: 10px; background: var(--naranja); color: #fff; border: none; border-radius: 8px; font: 700 11px ui-monospace, monospace; padding: 6px 11px; cursor: pointer; }
.copybtn:hover { background: var(--amarillo); color: var(--ink); }

/* ---------- tablas ---------- */
.tblwrap { overflow-x: auto; border: 2px solid var(--ink); border-radius: var(--radius); background: var(--card); margin: 14px 0; box-shadow: 5px 5px 0 rgba(14,13,9,.12); }
table { border-collapse: collapse; width: 100%; min-width: 560px; font-size: 14px; }
caption { text-align: left; font-family: ui-monospace, monospace; font-size: 10.5px; letter-spacing: .11em; text-transform: uppercase; color: #fff; padding: 12px 16px; background: var(--ink); }
th, td { padding: 10px 16px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
thead th { font-family: ui-monospace, monospace; font-size: 10px; letter-spacing: .09em; text-transform: uppercase; color: var(--ink-3); font-weight: 700; white-space: nowrap; }
tbody tr:last-child td { border-bottom: none; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
td.win { background: var(--win-bg); color: var(--win); font-weight: 800; }
.sub { display: block; font-size: 11.5px; color: var(--ink-3); font-weight: 400; white-space: normal; }
td.win .sub { color: var(--win); opacity: .8; }

/* ---------- callouts ---------- */
.callout { border-radius: var(--radius-s); padding: 16px 20px; margin: 16px 0; display: flex; gap: 13px; align-items: baseline; font-size: 14.5px; border: 2px solid var(--ink); background: var(--card); }
.callout .k { font-family: ui-monospace, monospace; font-size: 10px; letter-spacing: .13em; text-transform: uppercase; white-space: nowrap; font-weight: 800; }
.callout.idea { background: var(--amarillo-soft); }
.callout.idea .k { color: var(--naranja-dark); }
.callout.warn { background: var(--naranja-soft); }
.callout.warn .k { color: var(--naranja-dark); }
.callout.win { background: var(--win-bg); }
.callout.win .k { color: var(--win); }
.callout p { margin: 0; }

/* ---------- acordeones ---------- */
details.acc { border: 2px solid var(--ink); border-radius: var(--radius-s); background: var(--card); margin: 10px 0; overflow: hidden; box-shadow: 4px 4px 0 rgba(14,13,9,.1); }
details.acc summary { cursor: pointer; list-style: none; padding: 17px 20px; display: flex; align-items: center; gap: 12px; font-weight: 800; font-size: 15px; user-select: none; }
details.acc summary::-webkit-details-marker { display: none; }
details.acc summary .ind { font-family: ui-monospace, monospace; color: var(--naranja); transition: transform .15s; font-size: 13px; }
details.acc[open] summary .ind { transform: rotate(90deg); }
details.acc summary:hover { background: var(--amarillo-soft); }
details.acc .acc-body { padding: 2px 20px 20px; border-top: 2px solid var(--ink); }
details.acc summary .mini { font-family: ui-monospace, monospace; font-size: 10.5px; color: var(--ink-3); margin-left: auto; letter-spacing: .06em; text-transform: uppercase; white-space: nowrap; }
details.acc summary .fi { font-size: 20px; }

/* ---------- checklist ---------- */
.check { list-style: none; margin: 12px 0; padding: 0; display: grid; gap: 8px; }
.check li { padding-left: 30px; position: relative; color: var(--ink-2); font-size: 14.5px; }
.check li::before { content: "✓"; position: absolute; left: 0; top: 1px; width: 20px; height: 20px; border-radius: 7px; background: var(--win-bg); color: var(--win); font-size: 12px; font-weight: 900; display: flex; align-items: center; justify-content: center; border: 1.5px solid var(--win); }
.check li b { color: var(--ink); }
.check.x li::before { content: "✕"; background: var(--naranja-soft); color: var(--rec); border-color: var(--rec); }

/* ---------- decisión ---------- */
.bigpick { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 14px; margin: 24px 0; }
.pick { border: 2px solid var(--ink); border-radius: var(--radius); padding: 24px; background: var(--card); display: flex; flex-direction: column; gap: 5px; box-shadow: 5px 5px 0 rgba(14,13,9,.12); }
.pick.hot { background: var(--ink); color: #f3efe6; box-shadow: 6px 6px 0 var(--naranja); }
.pick.hot .q { color: var(--amarillo); } .pick.hot p { color: #c9c4b2; } .pick.hot .a { color: #fff; }
.pick .q { font-family: ui-monospace, monospace; font-size: 10.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); }
.pick .a { font-size: 27px; font-weight: 900; letter-spacing: -0.02em; margin: 2px 0; }
.pick .a small { font-size: 13px; color: var(--ink-3); font-weight: 600; }
.pick p { margin: 4px 0 0; color: var(--ink-2); font-size: 14px; }
.pick .veredicto { margin-top: 10px; font-weight: 800; font-size: 14.5px; }
.pick .veredicto .ok { color: var(--win); }
.pick.hot .veredicto .ok { color: var(--amarillo); }

/* ---------- guión de grabación ---------- */
.beat { display: grid; grid-template-columns: 90px 1fr; gap: 16px; padding: 14px 0; border-bottom: 2px dashed var(--line-2); }
.beat:last-child { border-bottom: none; }
.beat .t { font-family: ui-monospace, monospace; font-size: 11.5px; color: var(--naranja); font-weight: 800; padding-top: 3px; }
.beat h4 { margin: 0 0 4px; font-size: 15px; }
.beat p { margin: 0; font-size: 14px; color: var(--ink-2); }
.beat p.say { font-style: italic; color: var(--ink); background: var(--amarillo-soft); border-radius: 8px; padding: 9px 13px; margin-top: 7px; }
.beat p.say::before { content: "🎙 "; font-style: normal; }

/* ---------- nav entre volúmenes ---------- */
.modnav { display: flex; justify-content: space-between; gap: 14px; margin: 48px 0 0; }
.modnav a { text-decoration: none; color: var(--ink); background: var(--card); border: 2px solid var(--ink); border-radius: var(--radius); padding: 16px 20px; transition: transform .12s, box-shadow .12s; flex: 1; max-width: 46%; box-shadow: 4px 4px 0 rgba(14,13,9,.12); }
.modnav a:hover { transform: translate(-2px,-2px); box-shadow: 7px 7px 0 var(--naranja); }
.modnav a .dir { font-family: ui-monospace, monospace; font-size: 10px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); display: block; margin-bottom: 4px; }
.modnav a .name { font-weight: 800; font-size: 15px; }
.modnav a.next { text-align: right; margin-left: auto; }

footer.site { margin-top: 60px; border-top: 2px solid var(--ink); padding: 24px 0 56px; font-size: 12px; color: var(--ink-3); display: flex; flex-wrap: wrap; gap: 8px 26px; justify-content: space-between; }

/* tarea */
.tarea { background: var(--ink); color: #f3efe6; border-radius: var(--radius); padding: 26px 28px; margin: 28px 0 0; border: 2px solid var(--ink); box-shadow: 6px 6px 0 var(--amarillo); }
.tarea .k { font-family: ui-monospace, monospace; font-size: 10.5px; letter-spacing: .14em; color: var(--amarillo); text-transform: uppercase; display: block; margin-bottom: 8px; }
.tarea p { margin: 0; font-size: 16.5px; font-weight: 700; }
.tarea ul { margin: 10px 0 0; padding-left: 20px; color: #c9c4b2; font-size: 14px; font-weight: 400; display: grid; gap: 5px; }

@media (max-width: 640px) {
  .step { grid-template-columns: 34px 1fr; gap: 10px; padding: 14px; }
  .beat { grid-template-columns: 1fr; gap: 5px; }
  .hero { padding: 40px 0 30px; }
  .modnav { flex-direction: column; }
  .modnav a { max-width: none; }
  .modnav a.next { text-align: left; }
  .dark-band { padding: 24px 20px; }
}

/* ═══════════════════════════════════════════════════════════════════════
   EL AULA — reproductor de clase, continuar donde quedaste, buscador.
   Mismo lenguaje que el resto: papel, tinta, sombra dura, radio chico.
   Va al final a propósito: es una capa nueva, no un cambio de lo viejo.
   ═══════════════════════════════════════════════════════════════════════ */

.player { margin: 18px 0 6px; }
.player .pl-video { width: 100%; display: block; aspect-ratio: 16/9; background: var(--ink);
  border: 2.5px solid var(--ink); border-radius: 6px; box-shadow: 7px 7px 0 rgba(14,13,9,.16); }

/* la placa que reemplaza al video cuando la clase todavía no se grabó */
.player .pl-ph { border: 2.5px dashed var(--ink); border-radius: 6px; background: var(--paper-2);
  padding: 26px 20px; display: flex; flex-direction: column; gap: 8px; align-items: flex-start;
  border-left: 7px solid var(--vc, var(--amarillo)); }
.player .pl-chip { font-family: ui-monospace, monospace; font-size: 10.5px; letter-spacing: .12em;
  background: var(--ink); color: var(--amarillo); padding: 4px 9px; border-radius: 3px; }
.player .pl-ph b { font-size: 19px; line-height: 1.2; }
.player .pl-sal { font-size: 14px; color: var(--ink-2); }
.player .pl-nota { font-size: 13px; color: var(--ink-3); }

.player .pl-pie { display: flex; align-items: center; gap: 12px; margin-top: 10px; flex-wrap: wrap; }
.pl-hecha { display: inline-flex; align-items: center; gap: 7px; cursor: pointer; user-select: none;
  font-size: 13.5px; font-weight: 700; color: var(--ink-2); }
.pl-hecha i { display: grid; place-items: center; width: 21px; height: 21px; font-style: normal;
  border: 2px solid var(--ink-3); border-radius: 4px; color: transparent; font-size: 13px; }
.pl-hecha.si { color: var(--ink); }
.pl-hecha.si i { background: var(--amarillo); border-color: var(--ink); color: var(--ink); }
.pl-volver { margin-left: auto; font-size: 13px; font-weight: 700; color: var(--ink-2); }

/* continuar donde quedaste */
.ct-in { display: flex; align-items: center; gap: 18px; background: var(--ink); color: #fff;
  border: 2.5px solid var(--ink); border-radius: 8px; padding: 18px 20px;
  box-shadow: 8px 8px 0 var(--amarillo); }
.ct-tx { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 5px; }
.ct-kick { font-family: ui-monospace, monospace; font-size: 10.5px; letter-spacing: .13em;
  color: var(--amarillo); }
.ct-in b { font-size: 21px; line-height: 1.15; }
.ct-sub { font-size: 13px; color: #b9b4a6; }
.ct-bar { height: 7px; background: #2b2820; border-radius: 99px; overflow: hidden; margin-top: 4px; }
.ct-bar i { display: block; height: 100%; background: var(--amarillo); }
.ct-btn { flex-shrink: 0; background: var(--amarillo); color: var(--ink); font-weight: 800;
  font-size: 15px; padding: 13px 20px; border: 2px solid var(--ink); border-radius: 5px;
  box-shadow: 4px 4px 0 rgba(0,0,0,.35); }
.ct-in.terminado { flex-direction: column; align-items: flex-start; gap: 6px; }

/* buscador */
.aula-busca { position: relative; margin: 6px 0 14px; }
.aula-busca input { width: 100%; font: inherit; font-size: 15px; padding: 13px 15px;
  border: 2.5px solid var(--ink); border-radius: 6px; background: #fff; color: var(--ink); }
.aula-busca input:focus { outline: none; box-shadow: 4px 4px 0 var(--amarillo); }
#sinResultados { display: none; padding: 16px; font-size: 14px; color: var(--ink-2);
  border: 2px dashed var(--ink-3); border-radius: 6px; }

@media (max-width: 640px) {
  .ct-in { flex-direction: column; align-items: stretch; gap: 14px; padding: 16px;
    box-shadow: 5px 5px 0 var(--amarillo); }
  .ct-in b { font-size: 18px; }
  .ct-btn { text-align: center; }
  .player .pl-ph { padding: 20px 16px; }
  .player .pl-ph b { font-size: 17px; }
}