/* ==========================================================
   cursodebarista.com — barra de cafeteria: negro tostado,
   crema y ambar. Distinto a las otras webs a proposito.
   ========================================================== */
:root{
  --tinta:#100c0a;          /* negro cafe tostado */
  --tinta2:#1b1512;
  --tinta3:#241c17;
  --crema:#f6efe6;
  --crema2:#cfc2b4;
  --ambar:#f5b301;
  --ambar2:#ffcf3d;
  --cobre:#c97b34;
  --verde:#2f9e6b;
  --borde:rgba(246,239,230,.13);
  --sombra:0 18px 46px rgba(0,0,0,.42);
  --r:18px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--tinta);color:var(--crema);
  font:16px/1.62 system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3{line-height:1.14;margin:0 0 .5em;letter-spacing:-.018em}
h1{font-size:clamp(1.85rem,5.4vw,3.2rem);font-weight:900}
h2{font-size:clamp(1.5rem,3.9vw,2.4rem);font-weight:900}
h3{font-size:1.12rem;font-weight:800}
p{margin:0 0 1em}
.wrap{width:min(1140px,92vw);margin-inline:auto}
section{padding:64px 0;position:relative}
.eyebrow{
  display:inline-block;font-size:.74rem;font-weight:900;letter-spacing:.16em;
  text-transform:uppercase;color:var(--ambar);margin-bottom:.7em;
}
.lead{font-size:clamp(1rem,2.1vw,1.16rem);color:var(--crema2);max-width:56ch}
.center{text-align:center}
.center .lead{margin-inline:auto}

/* ---------- botones ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  padding:13px 24px;border-radius:999px;font-weight:900;cursor:pointer;
  border:2px solid transparent;transition:transform .18s,box-shadow .18s,background .18s;
  text-align:center;line-height:1.2;
}
.btn-amber{background:linear-gradient(180deg,var(--ambar2),var(--ambar));color:#241700;
  box-shadow:0 10px 26px rgba(245,179,1,.3)}
.btn-amber:hover{transform:translateY(-2px);box-shadow:0 14px 32px rgba(245,179,1,.42)}
.btn-ghost{border-color:var(--borde);color:var(--crema);background:rgba(255,255,255,.04)}
.btn-ghost:hover{background:rgba(255,255,255,.09)}
.btn-lg{padding:16px 30px;font-size:1.06rem}
.btn-sm{padding:9px 17px;font-size:.9rem}
.btn-attn{animation:latido 2.6s ease-in-out infinite}
@keyframes latido{0%,88%,100%{transform:scale(1)}92%{transform:scale(1.045)}}
@media(prefers-reduced-motion:reduce){.btn-attn{animation:none}}

/* ---------- barra fija ---------- */
.sticky-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:60;display:flex;gap:14px;
  align-items:center;justify-content:center;flex-wrap:wrap;
  padding:11px 16px;background:rgba(16,12,10,.94);backdrop-filter:blur(10px);
  border-top:1px solid var(--borde);transform:translateY(105%);transition:transform .3s;
}
.sticky-cta.is-visible{transform:none}
.sticky-cta span{font-weight:700;font-size:.93rem;color:var(--crema2)}
.sticky-cta b{color:var(--ambar)}

/* ---------- cabecera ---------- */
.nav{position:sticky;top:0;z-index:50;background:rgba(16,12,10,.9);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--borde)}
.nav-in{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:11px 0}
.brand{font-weight:900;letter-spacing:.04em;font-size:1.02rem;display:flex;align-items:center;gap:.42em}
.brand span{color:var(--ambar)}

/* ---------- hero ---------- */
.hero{
  padding:44px 0 56px;
  background:
    radial-gradient(900px 460px at 12% -10%,rgba(245,179,1,.16),transparent 62%),
    radial-gradient(700px 420px at 92% 8%,rgba(201,123,52,.18),transparent 60%),
    var(--tinta);
}
.hero-in{display:grid;grid-template-columns:1.06fr .94fr;gap:38px;align-items:center}
.tagline{
  display:inline-flex;align-items:center;gap:.5em;background:rgba(245,179,1,.14);
  border:1px solid rgba(245,179,1,.34);color:var(--ambar2);
  padding:6px 14px;border-radius:999px;font-weight:800;font-size:.83rem;margin-bottom:.85em;
}
.hero h1 em{color:var(--ambar);font-style:normal}
.cta-row{display:flex;gap:11px;flex-wrap:wrap;margin:20px 0 14px}
.trust{display:flex;gap:16px;flex-wrap:wrap;font-size:.86rem;color:var(--crema2);font-weight:600}
.hero-art{position:relative}
.hero-art img{border-radius:var(--r)}
.hero-tag{
  position:absolute;right:-6px;bottom:-14px;background:var(--ambar);color:#241700;
  font-weight:900;font-size:.82rem;padding:8px 15px;border-radius:999px;
  box-shadow:var(--sombra);
}

/* imagen clicable con su cartelito */
.img-cta{position:relative;display:inline-block;cursor:pointer;line-height:0;
  transition:transform .28s ease,filter .28s ease}
.img-cta:hover{transform:translateY(-3px)}
.img-cta-tip{
  position:absolute;left:50%;bottom:6%;transform:translateX(-50%);
  background:linear-gradient(180deg,var(--ambar2),var(--ambar));color:#241700;
  font-weight:800;font-size:.82rem;padding:9px 16px;border-radius:999px;opacity:0;
  transition:opacity .28s,transform .28s;white-space:nowrap;box-shadow:var(--sombra);
}
.img-cta:hover .img-cta-tip{opacity:1;transform:translateX(-50%) translateY(-4px)}
@media(hover:none){
  .img-cta-tip{opacity:1;animation:tipLatido 2.4s ease-in-out infinite}
  @keyframes tipLatido{0%,100%{transform:translateX(-50%)}50%{transform:translateX(-50%) translateY(-5px)}}
}

/* ---------- franja de prueba social ---------- */
.franja{background:var(--tinta2);border-block:1px solid var(--borde);padding:20px 0}
.franja-in{display:flex;gap:26px;flex-wrap:wrap;justify-content:center;align-items:center;
  text-align:center}
.franja b{display:block;font-size:1.34rem;color:var(--ambar);line-height:1.1}
.franja small{color:var(--crema2);font-size:.82rem;font-weight:600}

/* ---------- rejillas ---------- */
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{
  background:var(--tinta2);border:1px solid var(--borde);border-radius:var(--r);
  padding:22px;transition:transform .2s,border-color .2s;
}
.card:hover{transform:translateY(-3px);border-color:rgba(245,179,1,.3)}
.card .ico{font-size:1.7rem;line-height:1;margin-bottom:.4em;display:block}
.card p{margin:0;color:var(--crema2);font-size:.95rem}

/* ---------- el dolor ---------- */
.dolor{background:var(--tinta2)}
.dolor .card{background:var(--tinta3);border-color:rgba(201,123,52,.22)}
.dolor .card .ico{filter:grayscale(.2)}

/* ---------- LA CARTA (el temario, como pizarra de cafeteria) ---------- */
.carta{background:
  linear-gradient(180deg,rgba(245,179,1,.06),transparent 40%),var(--tinta)}
.carta-tabs{display:flex;gap:9px;flex-wrap:wrap;justify-content:center;margin:22px 0 26px}
.carta-tab{
  padding:10px 18px;border-radius:999px;border:1px solid var(--borde);
  background:rgba(255,255,255,.04);font-weight:800;font-size:.9rem;cursor:pointer;
  color:var(--crema2);transition:.2s;
}
.carta-tab:hover{color:var(--crema);border-color:rgba(245,179,1,.4)}
.carta-tab.on{background:var(--ambar);border-color:var(--ambar);color:#241700}
.pizarra{
  border:2px solid rgba(245,179,1,.28);border-radius:22px;padding:26px 22px;
  background:
    repeating-linear-gradient(135deg,rgba(255,255,255,.014) 0 2px,transparent 2px 8px),
    var(--tinta2);
  box-shadow:var(--sombra);
}
.bloque{margin-bottom:26px}
.bloque:last-child{margin-bottom:0}
.bloque h3{
  color:var(--ambar);text-transform:uppercase;letter-spacing:.1em;font-size:.92rem;
  border-bottom:1px dashed rgba(245,179,1,.32);padding-bottom:9px;margin-bottom:14px;
  display:flex;justify-content:space-between;align-items:baseline;gap:10px;
}
.bloque h3 span{color:var(--crema2);font-size:.76rem;letter-spacing:.04em;
  text-transform:none;font-weight:700;white-space:nowrap}
.lecciones{list-style:none;margin:0;padding:0;
  display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:7px 20px}
.lecciones li{
  display:flex;align-items:baseline;gap:.55em;font-size:.94rem;color:var(--crema);
  padding:5px 0;border-bottom:1px dotted rgba(246,239,230,.09);
}
.lecciones li::before{content:"◦";color:var(--cobre);font-weight:900}
.bloque[hidden]{display:none}

/* ---------- calculadora del ahorro ---------- */
.calc{background:var(--tinta2);border-block:1px solid var(--borde)}
.calc-caja{
  max-width:720px;margin-inline:auto;background:var(--tinta3);
  border:1px solid rgba(245,179,1,.26);border-radius:22px;padding:26px;box-shadow:var(--sombra);
}
.calc-fila{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:18px}
.calc-fila label{font-weight:800;font-size:.95rem;flex:1 1 220px}
.calc-val{font-weight:900;color:var(--ambar);font-size:1.2rem;min-width:4.2em;text-align:right}

/* Las barras de serie casi no se ven sobre el fondo oscuro: carril con borde
   ambar y tirador grande, que ademas se agarra mejor con el dedo. */
.calc input[type=range]{
  -webkit-appearance:none;appearance:none;
  flex:2 1 260px;height:34px;background:transparent;cursor:pointer;margin:0;
}
.calc input[type=range]:focus{outline:none}
.calc input[type=range]::-webkit-slider-runnable-track{
  height:14px;border-radius:999px;border:2px solid var(--ambar);
  background:linear-gradient(90deg,rgba(245,179,1,.18),rgba(245,179,1,.6));
}
.calc input[type=range]::-moz-range-track{
  height:14px;border-radius:999px;border:2px solid var(--ambar);
  background:linear-gradient(90deg,rgba(245,179,1,.18),rgba(245,179,1,.6));
}
.calc input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;width:28px;height:28px;margin-top:-9px;border-radius:50%;
  background:var(--crema);border:4px solid var(--ambar);
  box-shadow:0 3px 12px rgba(0,0,0,.5);transition:transform .15s;
}
.calc input[type=range]::-moz-range-thumb{
  width:28px;height:28px;border-radius:50%;background:var(--crema);
  border:4px solid var(--ambar);box-shadow:0 3px 12px rgba(0,0,0,.5);
}
.calc input[type=range]:active::-webkit-slider-thumb{transform:scale(1.15)}
.calc input[type=range]:focus-visible::-webkit-slider-thumb{box-shadow:0 0 0 4px rgba(245,179,1,.35)}

/* Selector de moneda */
.moneda{display:flex;align-items:center;justify-content:center;gap:10px;
  flex-wrap:wrap;margin-bottom:20px;font-weight:800;font-size:.92rem;color:var(--crema2)}
.moneda select{
  font:inherit;font-weight:800;color:var(--tinta);background:var(--ambar);
  border:2px solid var(--ambar2);border-radius:999px;padding:8px 14px;cursor:pointer;
}
.moneda select:focus{outline:2px solid var(--ambar2);outline-offset:2px}
.calc-res{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:8px}
.calc-res div{background:rgba(255,255,255,.04);border:1px solid var(--borde);
  border-radius:14px;padding:16px;text-align:center}
.calc-res b{display:block;font-size:1.7rem;line-height:1.15}
.calc-res .malo b{color:#ff8f6b}
.calc-res .bueno b{color:var(--verde)}
.calc-res small{color:var(--crema2);font-size:.8rem;font-weight:600}
.calc-nota{margin:16px 0 0;font-size:.87rem;color:var(--crema2);text-align:center}
.calc-nota b{color:var(--ambar)}

/* ---------- testimonios ---------- */
.testis{display:grid;grid-template-columns:repeat(6,1fr);gap:12px}
.testis img{border-radius:14px;border:1px solid var(--borde);background:#fff}
.resenas{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:18px}
.resenas img{border-radius:14px;border:1px solid var(--borde)}

/* ---------- comunidad ---------- */
.comu{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;align-items:start}
.comu img{border-radius:var(--r);border:1px solid var(--borde);background:#fff}

/* ---------- comparativa ---------- */
.vs{overflow-x:auto;-webkit-overflow-scrolling:touch}
.vs table{width:100%;min-width:520px;border-collapse:collapse;font-size:.95rem}
.vs th,.vs td{padding:13px 14px;border-bottom:1px solid var(--borde);text-align:left}
.vs th{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:var(--crema2)}
.vs td:first-child{color:var(--crema2)}
.vs .si{color:var(--verde);font-weight:900}
.vs .no{color:#ff8f6b;font-weight:900}
.vs tbody tr:hover{background:rgba(255,255,255,.03)}

/* ---------- precio ---------- */
.precio{background:
  radial-gradient(760px 420px at 50% 0,rgba(245,179,1,.16),transparent 62%),var(--tinta2)}
.caja-precio{
  max-width:660px;margin-inline:auto;text-align:center;background:var(--tinta3);
  border:2px solid rgba(245,179,1,.34);border-radius:26px;padding:34px 26px;box-shadow:var(--sombra);
}
.antes{color:var(--crema2);text-decoration:line-through;font-size:1.1rem;font-weight:700}
.ahora{font-size:clamp(2.7rem,9vw,4rem);font-weight:900;color:var(--ambar);line-height:1;margin:.06em 0}
.ahora sup{font-size:.42em;vertical-align:super;margin-right:.08em}
.incluye-lista{list-style:none;margin:20px 0;padding:0;text-align:left;
  display:grid;grid-template-columns:repeat(2,1fr);gap:8px 18px}
.incluye-lista li{font-size:.94rem;display:flex;gap:.5em;align-items:baseline}
.incluye-lista li::before{content:"✔";color:var(--verde);font-weight:900}
.sello{display:flex;gap:14px;align-items:center;justify-content:center;margin-top:20px;
  flex-wrap:wrap;color:var(--crema2);font-size:.87rem}
.sello img{width:74px;border-radius:12px}

/* ---------- FAQ ---------- */
.faq details{
  background:var(--tinta2);border:1px solid var(--borde);border-radius:14px;
  padding:15px 18px;margin-bottom:10px;
}
.faq summary{cursor:pointer;font-weight:800;list-style:none;display:flex;
  justify-content:space-between;gap:14px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--ambar);font-size:1.4rem;font-weight:900;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details p{margin:.8em 0 0;color:var(--crema2);font-size:.95rem}

/* ---------- pie ---------- */
footer{background:var(--tinta);border-top:1px solid var(--borde);padding:34px 0 92px;
  color:var(--crema2);font-size:.85rem}
footer a{color:var(--ambar)}
.legal{margin-top:12px;font-size:.78rem;opacity:.72;max-width:74ch}

/* ---------- variantes de landing (?v=b, ?v=c) ---------- */
[data-vonly]{display:none}
html[data-v="b"] [data-vonly~="b"],
html[data-v="c"] [data-vonly~="c"]{display:block}

/* ---------- movil ---------- */
@media(max-width:900px){
  .hero-in{grid-template-columns:1fr;gap:24px}
  .hero-art{order:-1}
  .g3,.g4{grid-template-columns:repeat(2,1fr)}
  .comu{grid-template-columns:1fr}
  .resenas{grid-template-columns:1fr}
  .testis{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:640px){
  section{padding:46px 0}
  .hero{padding:24px 0 40px}
  .hero-art{display:flex;flex-direction:column;align-items:center;gap:10px}
  .hero-art img{max-width:min(330px,80vw)}
  /* En movil el cartelito deja de flotar: se pone debajo, en su linea */
  .hero-tag{position:static;transform:none;font-size:.78rem;align-self:center}
  .cta-row{margin:16px 0 12px;gap:9px}
  .btn-lg{padding:14px 22px;font-size:1rem;width:100%}
  .trust{gap:10px;font-size:.8rem}
  .g2,.g3,.g4{grid-template-columns:1fr}
  .testis{grid-template-columns:repeat(2,1fr)}
  .incluye-lista{grid-template-columns:1fr}
  .calc-res{grid-template-columns:1fr}
  .pizarra{padding:20px 16px}
  .lecciones{grid-template-columns:1fr}
  .sticky-cta span{display:none}
  .sticky-cta{padding:9px 12px}
  .sticky-cta .btn{width:100%}
}


/* boton de compra DEBAJO de la imagen, no encima */
/* Las imagenes de oferta llevan su mensaje escrito abajo del todo y el boton
   se pintaba justo encima, tapandolo. Ahora va debajo, en su sitio. En el
   ordenador ademas era invisible hasta pasar el raton: eso tambien se acaba. */
.bannerlink,.img-cta{overflow:visible;border-radius:0;box-shadow:none;line-height:normal}
.bannerlink img{border-radius:20px;box-shadow:0 20px 48px rgba(0,0,0,.45)}
.img-cta img{border-radius:16px}
.banner-cta,.img-cta-tip{position:static;left:auto;right:auto;bottom:auto;transform:none;
  opacity:1;display:block;width:fit-content;max-width:100%;margin:14px auto 0;
  white-space:normal;text-align:center;animation:none}
/* Las dos animaciones de latido mueven el boton con translateX(-50%), que era
   lo que lo centraba cuando flotaba encima. Ya no flota, asi que ese -50% lo
   sacaba medio boton fuera de la pantalla. Hay que apagarlas con selectores
   igual de fuertes que los suyos, o ganan ellas. */
.banner-cta.btn-attn{animation:none}
@media(hover:none){.img-cta-tip{animation:none;transform:none}}
.img-cta:hover .img-cta-tip,.bannerlink:hover .banner-cta{transform:translateY(-2px)}
.img-cta-tip{font-size:.95rem;padding:12px 22px}
@media(max-width:640px){
  .banner-cta,.img-cta-tip{width:100%;padding:14px 16px;font-size:1rem}
}