/* PadelGroup — web pública (padelgroup.com.ar)
   Estética: fondo oscuro, botones verdes (acción principal) y azules
   (secundarios), íconos blancos. Misma paleta que la WebApp (WebApp/app_flutter/lib/tema.dart). */

:root {
  --fondo: #0b1220;
  --fondo-2: #0f172a;
  --tarjeta: #111a2e;
  --tarjeta-2: #16223a;
  --borde: #1e2b45;
  --texto: #e2e8f0;
  --texto-2: #94a3b8;
  --blanco: #ffffff;
  --verde: #16a34a;
  --verde-claro: #22c55e;
  --verde-hover: #15803d;
  --azul: #2563eb;
  --azul-claro: #60a5fa;
  --azul-hover: #1d4ed8;
  --pelota: #d4f03c;
  --error: #f87171;
  --radio: 16px;
  --sombra: 0 20px 50px rgba(0, 0, 0, .45);
  --ancho: 1120px;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body {
  margin: 0;
  background: var(--fondo);
  color: var(--texto);
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: var(--azul-claro); }
h1, h2, h3 { font-family: "Outfit", "Inter", system-ui, sans-serif; color: var(--blanco); line-height: 1.15; margin: 0 0 .5em; }
h1 { font-size: clamp(2.1rem, 5.4vw, 3.6rem); letter-spacing: -.02em; }
h2 { font-size: clamp(1.7rem, 3.6vw, 2.4rem); letter-spacing: -.01em; }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1em; }
.contenedor { width: 100%; max-width: var(--ancho); margin: 0 auto; padding: 0 16px; }
.seccion { padding: 88px 0; }
.seccion.alterna { background: var(--fondo-2); border-top: 1px solid var(--borde); border-bottom: 1px solid var(--borde); }
.titulo-seccion { text-align: center; max-width: 720px; margin: 0 auto 48px; }
.titulo-seccion p { color: var(--texto-2); font-size: 1.08rem; }
.etiqueta { display: inline-block; font-size: .78rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--verde-claro); margin-bottom: 12px; }
.icono { width: 24px; height: 24px; stroke: var(--blanco); fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; flex: none; }

/* Botones */
.boton {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 14px 24px; border-radius: 12px; border: 0; cursor: pointer;
  font: 700 1rem/1.2 "Inter", system-ui, sans-serif; color: var(--blanco); text-decoration: none;
  transition: background .15s, transform .15s, box-shadow .15s;
}
.boton:hover { transform: translateY(-1px); }
.boton:active { transform: translateY(0); }
.boton:focus-visible, a:focus-visible, input:focus-visible, button:focus-visible { outline: 3px solid var(--azul-claro); outline-offset: 2px; }
.boton.verde { background: var(--verde); box-shadow: 0 8px 24px rgba(22, 163, 74, .35); }
.boton.verde:hover { background: var(--verde-hover); }
.boton.azul { background: var(--azul); box-shadow: 0 8px 24px rgba(37, 99, 235, .3); }
.boton.azul:hover { background: var(--azul-hover); }
.boton.borde { background: transparent; border: 1.5px solid var(--borde); }
.boton.borde:hover { border-color: var(--azul-claro); }
.boton.chico { padding: 10px 16px; font-size: .92rem; }
.boton[disabled] { opacity: .6; cursor: wait; transform: none; }

/* Encabezado */
.encabezado {
  position: sticky; top: 0; z-index: 50;
  background: rgba(11, 18, 32, .82); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--borde);
}
.encabezado .contenedor { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 16px; }
.marca { display: flex; align-items: center; gap: 10px; color: var(--blanco); text-decoration: none; font: 800 1.2rem "Outfit", sans-serif; }
.marca img { width: 38px; height: 38px; }
.menu { display: flex; align-items: center; gap: 22px; }
.menu a:not(.boton) { color: var(--texto-2); text-decoration: none; font-weight: 600; font-size: .95rem; }
.menu a:not(.boton):hover { color: var(--blanco); }
.boton-menu { display: none; background: none; border: 0; padding: 8px; cursor: pointer; }
@media (max-width: 860px) {
  .boton-menu { display: block; }
  .menu {
    position: absolute; top: 64px; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0;
    background: var(--fondo-2); border-bottom: 1px solid var(--borde); padding: 8px 16px 16px; display: none;
  }
  .menu.abierto { display: flex; }
  .menu a:not(.boton) { padding: 12px 4px; border-bottom: 1px solid var(--borde); }
  .menu .boton { margin-top: 12px; }
}

/* Portada */
.portada { position: relative; padding: 72px 0 96px; overflow: hidden; }
.portada::before {
  content: ""; position: absolute; inset: -20% -10% auto auto; width: 720px; height: 720px; border-radius: 50%;
  background: radial-gradient(circle, rgba(22, 163, 74, .22), transparent 65%); pointer-events: none;
}
.portada::after {
  content: ""; position: absolute; left: -200px; bottom: -260px; width: 620px; height: 620px; border-radius: 50%;
  background: radial-gradient(circle, rgba(37, 99, 235, .18), transparent 65%); pointer-events: none;
}
.portada .contenedor { position: relative; z-index: 1; display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; }
.portada p.bajada { font-size: 1.15rem; color: var(--texto-2); max-width: 560px; }
.portada .acciones { display: flex; flex-wrap: wrap; gap: 14px; margin: 28px 0 22px; }
.portada .datos { display: flex; flex-wrap: wrap; gap: 18px; color: var(--texto-2); font-size: .92rem; }
.portada .datos span { display: inline-flex; align-items: center; gap: 8px; }
.portada .datos .icono { width: 18px; height: 18px; stroke: var(--verde-claro); }
@media (max-width: 900px) { .portada .contenedor { grid-template-columns: 1fr; } .telefono { margin: 0 auto; } }

/* Teléfono de muestra (ilustración de la WebApp, hecha en HTML) */
.telefono {
  width: 300px; max-width: 100%; border-radius: 40px; padding: 12px; background: #05080f;
  border: 1px solid #263450; box-shadow: var(--sombra), 0 0 0 6px rgba(255, 255, 255, .02); transform: rotate(2deg);
}
.pantalla { border-radius: 30px; background: var(--fondo); overflow: hidden; padding: 22px 16px 18px; }
.pantalla .avatar-grupo {
  width: 84px; height: 84px; margin: 6px auto 10px; border-radius: 24px; display: grid; place-items: center;
  background: linear-gradient(135deg, #16a34a, #0f172a); font: 800 2rem "Outfit", sans-serif; color: #fff; box-shadow: 0 10px 30px rgba(22, 163, 74, .35);
}
.pantalla .nombre-grupo { text-align: center; font: 800 1.25rem "Outfit", sans-serif; color: #fff; }
.pantalla .sub { text-align: center; color: var(--texto-2); font-size: .78rem; margin-bottom: 14px; }
.mini-partido { background: var(--tarjeta); border: 1px solid var(--borde); border-radius: 14px; padding: 10px 12px; margin-bottom: 10px; font-size: .78rem; }
.mini-partido .fila { display: flex; justify-content: space-between; align-items: center; }
.mini-partido .gana { color: #fff; font-weight: 700; }
.mini-partido .pierde { color: var(--texto-2); }
.mini-partido .sets { font: 800 .95rem "Outfit", sans-serif; letter-spacing: 2px; color: #fff; }
.mini-podio { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 8px; align-items: end; margin: 8px 0 12px; }
.mini-podio div { text-align: center; font-size: .7rem; color: var(--texto-2); }
.mini-podio b { display: block; color: #fff; font-size: .78rem; }
.mini-podio i { display: block; margin: 6px auto 0; border-radius: 10px 10px 4px 4px; background: var(--tarjeta-2); border: 1px solid var(--borde); font: 800 1rem "Outfit", sans-serif; font-style: normal; color: #fff; padding-top: 6px; }
.mini-podio .p1 i { height: 64px; background: linear-gradient(180deg, rgba(212, 240, 60, .35), var(--tarjeta-2)); }
.mini-podio .p2 i { height: 48px; }
.mini-podio .p3 i { height: 36px; }
.mini-botones { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.mini-botones span { display: block; text-align: center; padding: 9px 6px; border-radius: 10px; font-size: .74rem; font-weight: 700; color: #fff; background: var(--verde); }
.mini-botones span + span { background: var(--azul); }

/* Pasos y funciones */
.pasos { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; counter-reset: paso; }
.paso { background: var(--tarjeta); border: 1px solid var(--borde); border-radius: var(--radio); padding: 26px 22px; position: relative; }
.paso::before {
  counter-increment: paso; content: counter(paso); position: absolute; top: -14px; left: 22px; width: 30px; height: 30px; border-radius: 50%;
  background: var(--verde); color: #fff; font: 800 .95rem/30px "Outfit", sans-serif; text-align: center;
}
.paso h3 { margin-top: 6px; }
.paso p { color: var(--texto-2); margin: 0; font-size: .95rem; }
@media (max-width: 900px) { .pasos { grid-template-columns: 1fr 1fr; row-gap: 32px; } }
@media (max-width: 560px) { .pasos { grid-template-columns: 1fr; } }

.funciones { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.funcion { background: var(--tarjeta); border: 1px solid var(--borde); border-radius: var(--radio); padding: 26px 22px; transition: border-color .15s, transform .15s; }
.funcion:hover { border-color: #2c4170; transform: translateY(-2px); }
.funcion .ficha { width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; margin-bottom: 16px; background: rgba(22, 163, 74, .16); border: 1px solid rgba(34, 197, 94, .3); }
.funcion:nth-child(even) .ficha { background: rgba(37, 99, 235, .16); border-color: rgba(96, 165, 250, .3); }
.funcion p { color: var(--texto-2); margin: 0; font-size: .95rem; }
@media (max-width: 900px) { .funciones { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .funciones { grid-template-columns: 1fr; } }

/* Ranking justo */
.ranking-justo { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.formula { background: var(--tarjeta); border: 1px solid var(--borde); border-radius: var(--radio); padding: 28px; }
.formula .linea { display: flex; align-items: center; gap: 12px; padding: 12px 0; border-bottom: 1px dashed var(--borde); }
.formula .linea:last-child { border-bottom: 0; }
.formula .pct { font: 800 1.6rem "Outfit", sans-serif; color: #fff; min-width: 76px; }
.formula .pct.v { color: var(--verde-claro); }
.formula .pct.a { color: var(--azul-claro); }
.formula small { color: var(--texto-2); display: block; }
.barra { height: 10px; border-radius: 6px; background: var(--tarjeta-2); overflow: hidden; display: flex; margin: 18px 0 6px; }
.barra span:first-child { width: 50%; background: var(--verde); }
.barra span:last-child { width: 50%; background: var(--azul); }
.ranking-justo ul { padding-left: 20px; color: var(--texto-2); }
.ranking-justo li { margin-bottom: 8px; }
@media (max-width: 900px) { .ranking-justo { grid-template-columns: 1fr; } }

/* Celular: QR e instalación */
.celular { display: grid; grid-template-columns: auto 1fr; gap: 48px; align-items: center; background: linear-gradient(135deg, var(--tarjeta), var(--tarjeta-2)); border: 1px solid var(--borde); border-radius: 24px; padding: 40px; }
.qr { background: #fff; padding: 14px; border-radius: 18px; width: 220px; box-shadow: var(--sombra); }
.celular .acciones { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 20px; }
@media (max-width: 760px) { .celular { grid-template-columns: 1fr; text-align: center; padding: 28px 18px; } .qr { margin: 0 auto; width: 200px; } .celular .acciones { justify-content: center; } }

/* Formulario */
.formulario { max-width: 760px; margin: 0 auto; background: var(--tarjeta); border: 1px solid var(--borde); border-radius: 24px; padding: 36px; box-shadow: var(--sombra); }
.campos { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.campo { display: flex; flex-direction: column; gap: 6px; }
.campo.ancho { grid-column: 1 / -1; }
.campo label { font-weight: 600; font-size: .92rem; color: var(--blanco); }
.campo input {
  background: var(--fondo); border: 1.5px solid var(--borde); border-radius: 12px; padding: 13px 14px;
  color: var(--blanco); font: 1rem "Inter", sans-serif; transition: border-color .15s;
}
.campo input:focus { border-color: var(--azul-claro); outline: none; }
.campo .ayuda { font-size: .82rem; color: var(--texto-2); }
.campo .error { font-size: .85rem; color: var(--error); min-height: 0; }
.campo.con-error input { border-color: var(--error); }
.trampa { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.selector-avatar { display: flex; align-items: center; gap: 16px; padding: 14px; border: 1.5px dashed var(--borde); border-radius: 14px; cursor: pointer; }
.selector-avatar:hover { border-color: var(--azul-claro); }
.selector-avatar .vista { width: 72px; height: 72px; border-radius: 20px; background: var(--fondo); display: grid; place-items: center; overflow: hidden; flex: none; border: 1px solid var(--borde); }
.selector-avatar .vista img { width: 100%; height: 100%; object-fit: cover; }
.selector-avatar input { display: none; }
.formulario .pie { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; margin-top: 26px; }
.formulario .pie p { color: var(--texto-2); font-size: .85rem; margin: 0; max-width: 420px; }
.aviso { border-radius: 12px; padding: 14px 16px; margin-bottom: 18px; display: none; }
.aviso.visible { display: block; }
.aviso.ok { background: rgba(22, 163, 74, .15); border: 1px solid rgba(34, 197, 94, .45); color: #bbf7d0; }
.aviso.mal { background: rgba(248, 113, 113, .12); border: 1px solid rgba(248, 113, 113, .45); color: #fecaca; }
@media (max-width: 640px) { .campos { grid-template-columns: 1fr; } .formulario { padding: 24px 18px; } }

/* Manuales */
.manuales { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.manual { display: flex; flex-direction: column; gap: 10px; background: var(--tarjeta); border: 1px solid var(--borde); border-radius: var(--radio); padding: 26px 22px; text-decoration: none; color: var(--texto); transition: border-color .15s, transform .15s; }
.manual:hover { border-color: var(--azul-claro); transform: translateY(-2px); }
.manual h3 { margin: 0; }
.manual p { color: var(--texto-2); font-size: .95rem; margin: 0; flex: 1; }
.manual .ir { color: var(--azul-claro); font-weight: 700; font-size: .92rem; }
@media (max-width: 900px) { .manuales { grid-template-columns: 1fr; } }

/* Donación */
.donar { text-align: center; }
.cafes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; max-width: 820px; margin: 0 auto; }
.cafe {
  background: var(--tarjeta); border: 1.5px solid var(--borde); border-radius: 20px; padding: 26px 18px; cursor: pointer;
  color: var(--texto); font: inherit; transition: border-color .15s, transform .15s, background .15s;
}
.cafe:hover { border-color: var(--verde-claro); transform: translateY(-3px); background: var(--tarjeta-2); }
.cafe .tazas { font-size: 2rem; letter-spacing: -6px; min-height: 48px; display: flex; justify-content: center; align-items: center; gap: 2px; }
.cafe .tazas svg { width: 34px; height: 34px; }
.cafe b { display: block; font: 800 1.3rem "Outfit", sans-serif; color: #fff; margin-top: 8px; }
.cafe .usd { display: block; font: 800 1.9rem "Outfit", sans-serif; color: var(--verde-claro); }
.cafe .ars { display: block; color: var(--texto-2); font-size: .85rem; }
.donar .nota { color: var(--texto-2); font-size: .85rem; margin-top: 18px; }
@media (max-width: 640px) { .cafes { grid-template-columns: 1fr; } }

/* Popup (instalar en el celular) */
.velo { position: fixed; inset: 0; z-index: 100; background: rgba(2, 6, 14, .72); display: none; align-items: center; justify-content: center; padding: 16px; }
.velo.visible { display: flex; }
.popup { width: 100%; max-width: 560px; max-height: calc(100vh - 32px); overflow: auto; background: var(--tarjeta); border: 1px solid var(--borde); border-radius: 22px; padding: 28px; box-shadow: var(--sombra); position: relative; }
.popup .cerrar { position: absolute; top: 14px; right: 14px; background: var(--tarjeta-2); border: 1px solid var(--borde); border-radius: 10px; padding: 6px; cursor: pointer; }
.pestanas { display: flex; gap: 8px; margin: 14px 0 18px; background: var(--fondo); padding: 6px; border-radius: 14px; }
.pestanas button { flex: 1; border: 0; background: none; color: var(--texto-2); font: 700 .95rem "Inter", sans-serif; padding: 10px; border-radius: 10px; cursor: pointer; }
.pestanas button[aria-selected="true"] { background: var(--azul); color: #fff; }
.instrucciones { display: none; }
.instrucciones.visible { display: block; }
.instrucciones ol { padding-left: 0; list-style: none; counter-reset: i; margin: 0; }
.instrucciones li { counter-increment: i; display: flex; gap: 14px; align-items: flex-start; padding: 10px 0; border-bottom: 1px dashed var(--borde); }
.instrucciones li:last-child { border-bottom: 0; }
.instrucciones li::before { content: counter(i); flex: none; width: 28px; height: 28px; border-radius: 50%; background: var(--verde); color: #fff; font: 800 .9rem/28px "Outfit", sans-serif; text-align: center; }
.instrucciones .icono { width: 20px; height: 20px; vertical-align: -4px; }
.popup .nota { color: var(--texto-2); font-size: .88rem; margin-top: 14px; }

/* Pie */
.pie-pagina { border-top: 1px solid var(--borde); padding: 36px 0; color: var(--texto-2); font-size: .9rem; }
.pie-pagina .contenedor { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; }
.pie-pagina nav { display: flex; flex-wrap: wrap; gap: 18px; }
.pie-pagina a { color: var(--texto-2); text-decoration: none; }
.pie-pagina a:hover { color: #fff; }
.powered { display: inline-flex; align-items: center; gap: 6px; }
.powered a { color: var(--azul-claro); font-weight: 800; }

/* Páginas de texto (reglas, gracias, manuales) */
.pagina-texto { max-width: 820px; margin: 0 auto; padding: 56px 16px 88px; }
.pagina-texto h1 { font-size: clamp(1.9rem, 4.4vw, 2.7rem); }
.pagina-texto h2 { font-size: 1.5rem; margin-top: 1.8em; }
.pagina-texto p, .pagina-texto li { color: var(--texto); }
.pagina-texto .caja { background: var(--tarjeta); border: 1px solid var(--borde); border-radius: var(--radio); padding: 20px 22px; margin: 18px 0; }
.pagina-texto code, .pagina-texto .formula-texto { font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: .92rem; background: var(--fondo); border: 1px solid var(--borde); border-radius: 8px; padding: 2px 6px; }
.pagina-texto .formula-texto { display: block; padding: 14px 16px; white-space: pre-wrap; color: #fff; }
.pagina-texto table { width: 100%; border-collapse: collapse; margin: 16px 0; font-size: .92rem; display: block; overflow-x: auto; }
.pagina-texto th, .pagina-texto td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--borde); white-space: nowrap; }
.pagina-texto th { color: var(--texto-2); font-weight: 600; }
.volver { display: inline-flex; align-items: center; gap: 8px; color: var(--texto-2); text-decoration: none; font-weight: 600; margin-bottom: 18px; }
.volver:hover { color: #fff; }

@media (prefers-reduced-motion: reduce) { * { transition: none !important; scroll-behavior: auto !important; } .telefono { transform: none; } }

/* Manuales: capturas de pantalla */
.capturas { display: flex; flex-wrap: wrap; gap: 18px; margin: 18px 0 8px; }
.capturas figure { margin: 0; flex: 1 1 220px; max-width: 280px; }
.capturas figure.ancha { flex-basis: 100%; max-width: 100%; }
.capturas img { width: 100%; border-radius: 18px; border: 1px solid var(--borde); box-shadow: var(--sombra); background: var(--fondo); }
.capturas figcaption { color: var(--texto-2); font-size: .85rem; margin-top: 8px; text-align: center; }
.indice-manual { columns: 2; column-gap: 32px; padding-left: 20px; }
.indice-manual li { break-inside: avoid; margin-bottom: 4px; }
.indice-manual a { text-decoration: none; }
.pasos-manual { counter-reset: pm; list-style: none; padding: 0; }
.pasos-manual > li { counter-increment: pm; position: relative; padding-left: 42px; margin-bottom: 12px; }
.pasos-manual > li::before { content: counter(pm); position: absolute; left: 0; top: 0; width: 28px; height: 28px; border-radius: 50%; background: var(--verde); color: #fff; font: 800 .9rem/28px "Outfit", sans-serif; text-align: center; }
.nota-manual { border-left: 4px solid var(--azul); background: var(--tarjeta); border-radius: 0 12px 12px 0; padding: 12px 16px; margin: 16px 0; color: var(--texto); }
@media (max-width: 640px) { .indice-manual { columns: 1; } .capturas figure { max-width: 100%; } }
@media print { body { background: #fff; color: #000; } .encabezado, .pie-pagina, .volver { display: none; } .pagina-texto h1, .pagina-texto h2, .pagina-texto h3 { color: #000; } .capturas img { box-shadow: none; max-width: 220px; } }