/* R Team · Academia de Artes Marciales */
:root{
  --azul:#1e5091;
  --azul-oscuro:#192440;
  --azul-noche:#0f1729;
  --blanco:#ffffff;
  --gris:#f3f5f9;
  --borde:#e5e9f0;
  --texto:#1b2335;
  --texto-suave:#5a6478;
  --radio:14px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Montserrat',Arial,sans-serif;color:var(--texto);background:var(--blanco);line-height:1.6}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.contenedor{width:min(1160px,100% - 32px);margin-inline:auto}

/* ---------- Header ---------- */
header{position:fixed;inset:0 0 auto 0;z-index:50;transition:background .3s,box-shadow .3s}
header.solido{background:var(--azul-oscuro);box-shadow:0 4px 20px rgba(0,0,0,.25)}
.nav{display:flex;align-items:center;justify-content:space-between;height:78px;gap:20px}
.logo img{height:40px;width:auto}
.menu{display:flex;gap:26px;list-style:none}
.menu a{color:var(--blanco);font-weight:600;font-size:.9rem;opacity:.85;transition:opacity .2s;padding:6px 0;border-bottom:2px solid transparent}
.menu a:hover{opacity:1}
.menu a.activo{opacity:1;border-bottom-color:var(--blanco)}
.hamburguesa{display:none;background:none;border:0;color:var(--blanco);cursor:pointer}

/* ---------- Botones ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 30px;border-radius:50px;font-weight:700;font-size:.95rem;transition:transform .2s,background .2s,box-shadow .2s;cursor:pointer;border:2px solid transparent;font-family:inherit}
.btn:hover{transform:translateY(-2px)}
.btn svg{width:18px;height:18px}
.btn-blanco{background:var(--blanco);color:var(--azul-oscuro)}
.btn-blanco:hover{box-shadow:0 10px 25px rgba(0,0,0,.25)}
.btn-borde{border-color:var(--blanco);color:var(--blanco)}
.btn-borde:hover{background:rgba(255,255,255,.1)}
.btn-azul{background:var(--azul);color:var(--blanco)}
.btn-azul:hover{background:var(--azul-oscuro)}
.btn-borde-azul{border-color:var(--azul);color:var(--azul)}
.btn-borde-azul:hover{background:var(--azul);color:var(--blanco)}
.nav .btn{padding:10px 22px;font-size:.85rem}

/* ---------- Hero (inicio) ---------- */
.hero{min-height:100vh;display:flex;align-items:center;position:relative;overflow:hidden;
  background:radial-gradient(ellipse at 70% 40%,#2a64b0 0%,var(--azul) 30%,var(--azul-oscuro) 70%,var(--azul-noche) 100%);color:var(--blanco);padding:130px 0 80px}
.hero::before{content:"CAMPEONES";position:absolute;right:-40px;bottom:-30px;font-size:clamp(5rem,16vw,15rem);font-weight:900;color:rgba(255,255,255,.04);letter-spacing:-4px;pointer-events:none;line-height:1}
.hero-contenido{position:relative;max-width:740px}
.etiqueta{display:inline-block;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);padding:6px 16px;border-radius:50px;font-size:.78rem;font-weight:600;letter-spacing:1.5px;text-transform:uppercase;margin-bottom:24px}
.hero h1{font-size:clamp(2.6rem,7vw,5rem);font-weight:900;line-height:1.02;letter-spacing:-1.5px;text-transform:uppercase}
.hero h1 span{display:block;color:transparent;-webkit-text-stroke:2px var(--blanco)}
.hero p{font-size:1.15rem;margin:24px 0 36px;opacity:.88;max-width:580px}
.hero-botones{display:flex;gap:14px;flex-wrap:wrap}
.hero-datos{display:flex;gap:48px;margin-top:64px;flex-wrap:wrap}
.dato strong{display:block;font-size:2.4rem;font-weight:900;line-height:1}
.dato span{font-size:.8rem;text-transform:uppercase;letter-spacing:1px;opacity:.75}

/* ---------- Hero de páginas internas ---------- */
.page-hero{position:relative;overflow:hidden;color:var(--blanco);padding:160px 0 80px;
  background:radial-gradient(ellipse at 80% 30%,#2a64b0 0%,var(--azul) 25%,var(--azul-oscuro) 65%,var(--azul-noche) 100%)}
.page-hero::before{content:attr(data-fondo);position:absolute;right:-20px;bottom:-24px;font-size:clamp(4rem,12vw,10rem);font-weight:900;color:rgba(255,255,255,.05);letter-spacing:-3px;line-height:1;pointer-events:none;text-transform:uppercase;white-space:nowrap}
.page-hero .contenedor{position:relative}
.migas{font-size:.8rem;opacity:.7;margin-bottom:16px;letter-spacing:.5px}
.migas a:hover{text-decoration:underline}
.page-hero h1{font-size:clamp(2.2rem,6vw,4rem);font-weight:900;line-height:1.05;text-transform:uppercase;letter-spacing:-1px;max-width:820px}
.page-hero p{font-size:1.1rem;opacity:.85;max-width:620px;margin-top:18px}

/* ---------- Secciones ---------- */
section{padding:100px 0}
.fondo-gris{background:var(--gris)}
.titulo-seccion{text-align:center;max-width:680px;margin:0 auto 60px}
.titulo-seccion small,.sobretitulo{color:var(--azul);font-weight:700;letter-spacing:2px;text-transform:uppercase;font-size:.8rem}
.titulo-seccion h2{font-size:clamp(2rem,4.5vw,2.9rem);font-weight:900;color:var(--azul-oscuro);line-height:1.1;margin:10px 0 16px;text-transform:uppercase;letter-spacing:-.5px}
.titulo-seccion p{color:var(--texto-suave)}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}

/* ---------- Disciplinas ---------- */
.disciplina{background:var(--blanco);border-radius:var(--radio);padding:40px 32px;position:relative;overflow:hidden;box-shadow:0 6px 30px rgba(25,36,64,.07);transition:transform .3s,box-shadow .3s;display:flex;flex-direction:column}
.disciplina:hover{transform:translateY(-6px);box-shadow:0 18px 40px rgba(25,36,64,.14)}
.disciplina::after{content:"";position:absolute;left:0;top:0;height:5px;width:100%;background:linear-gradient(90deg,var(--azul),var(--azul-oscuro))}
.icono{width:64px;height:64px;border-radius:16px;background:linear-gradient(135deg,var(--azul),var(--azul-oscuro));display:grid;place-items:center;margin-bottom:24px;flex-shrink:0}
.icono svg{width:32px;height:32px;stroke:var(--blanco);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.disciplina h3{font-size:1.4rem;font-weight:800;color:var(--azul-oscuro);margin-bottom:12px}
.disciplina p{color:var(--texto-suave);font-size:.95rem;margin-bottom:22px;flex:1}
.profes{border-top:1px solid var(--borde);padding-top:18px;margin-bottom:18px}
.profes small{display:block;font-size:.72rem;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--azul);margin-bottom:8px}
.profes li{list-style:none;font-weight:600;font-size:.92rem;padding:3px 0}
.ver-mas{font-weight:700;color:var(--azul);font-size:.9rem;display:inline-flex;align-items:center;gap:6px}
.ver-mas:hover{gap:10px}
.ver-mas{transition:gap .2s}

/* ---------- Instructores ---------- */
.grid-instructores{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:28px}
.instructor{border-radius:var(--radio);overflow:hidden;background:var(--blanco);box-shadow:0 6px 30px rgba(25,36,64,.08);display:flex;flex-direction:column;transition:transform .3s}
.instructor:hover{transform:translateY(-4px)}
.avatar{aspect-ratio:16/10;background:linear-gradient(135deg,var(--azul),var(--azul-oscuro));display:grid;place-items:center;position:relative}
.avatar span{font-size:5rem;font-weight:800;color:var(--blanco);letter-spacing:4px}
.avatar em{position:absolute;left:18px;bottom:16px;background:var(--blanco);color:var(--azul-oscuro);font-style:normal;font-weight:700;font-size:.72rem;letter-spacing:1px;text-transform:uppercase;padding:6px 12px;border-radius:50px}
.instructor-info{padding:28px;flex:1}
.instructor h3{font-size:1.3rem;font-weight:800;color:var(--azul-oscuro);line-height:1.2}
.instructor .rol{color:var(--azul);font-weight:600;font-size:.88rem;margin:4px 0 14px}
.instructor p{color:var(--texto-suave);font-size:.92rem}
.logros{margin-top:14px;display:flex;flex-wrap:wrap;gap:8px}
.logros li{list-style:none;background:var(--gris);color:var(--azul-oscuro);font-size:.75rem;font-weight:600;padding:5px 11px;border-radius:50px}

/* ---------- Valores ---------- */
.valores{background:var(--azul-oscuro);color:var(--blanco)}
.valores .titulo-seccion h2{color:var(--blanco)}
.valores .titulo-seccion p{color:rgba(255,255,255,.75)}
.valores .titulo-seccion small{color:#8fb4e6}
.valor{text-align:center;padding:10px 20px}
.valor .num{font-size:3.5rem;font-weight:900;color:transparent;-webkit-text-stroke:1.5px rgba(255,255,255,.5);line-height:1}
.valor h3{font-size:1.3rem;font-weight:800;margin:14px 0 10px;text-transform:uppercase}
.valor p{color:rgba(255,255,255,.72);font-size:.95rem}

/* ---------- Texto / Sobre nosotros ---------- */
.texto h2{font-size:clamp(1.8rem,4vw,2.5rem);font-weight:900;color:var(--azul-oscuro);line-height:1.1;text-transform:uppercase;margin:10px 0 20px;letter-spacing:-.5px}
.texto p{color:var(--texto-suave);margin-bottom:16px;font-size:1.02rem}
.texto strong{color:var(--azul-oscuro)}
.panel-logo{background:var(--gris);border-radius:24px;padding:60px;display:grid;place-items:center;position:relative;overflow:hidden}
.panel-logo img{width:min(260px,70%)}
.panel-logo::after{content:"";position:absolute;inset:auto -60px -60px auto;width:200px;height:200px;border-radius:50%;background:rgba(30,80,145,.08)}
.caracteristica{background:var(--blanco);border-radius:var(--radio);padding:34px 30px;box-shadow:0 6px 30px rgba(25,36,64,.07);border-left:5px solid var(--azul)}
.caracteristica h3{font-size:1.15rem;font-weight:800;color:var(--azul-oscuro);margin-bottom:8px}
.caracteristica p{color:var(--texto-suave);font-size:.94rem}

/* ---------- Detalle disciplina ---------- */
.detalle{display:grid;grid-template-columns:1.4fr 1fr;gap:50px;align-items:start}
.lista-check{list-style:none;display:grid;gap:14px;margin:10px 0 30px}
.lista-check li{display:flex;gap:12px;align-items:flex-start;color:var(--texto)}
.lista-check li::before{content:"";flex-shrink:0;width:22px;height:22px;border-radius:50%;margin-top:2px;
  background:var(--azul) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center/13px no-repeat}
.caja{background:var(--gris);border-radius:var(--radio);padding:32px;position:sticky;top:110px}
.caja h3{font-size:1.1rem;font-weight:800;color:var(--azul-oscuro);margin-bottom:16px;text-transform:uppercase;letter-spacing:.5px}
.caja-fila{display:flex;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px solid var(--borde);font-size:.92rem}
.caja-fila span:first-child{color:var(--texto-suave)}
.caja-fila span:last-child{font-weight:700;color:var(--azul-oscuro);text-align:right}
.caja .btn{width:100%;justify-content:center;margin-top:24px}
.mini-profe{display:flex;align-items:center;gap:14px;padding:12px 0}
.mini-profe .ini{width:48px;height:48px;border-radius:12px;background:linear-gradient(135deg,var(--azul),var(--azul-oscuro));color:var(--blanco);display:grid;place-items:center;font-weight:800;flex-shrink:0}
.mini-profe b{display:block;color:var(--azul-oscuro);line-height:1.2}
.mini-profe small{color:var(--texto-suave);font-size:.8rem}
.otras{display:flex;flex-wrap:wrap;gap:10px;margin-top:10px}
.otras a{border:1.5px solid var(--borde);padding:8px 16px;border-radius:50px;font-weight:600;font-size:.85rem;color:var(--azul-oscuro);transition:all .2s}
.otras a:hover{border-color:var(--azul);color:var(--azul)}

/* ---------- Horarios ---------- */
.tabla-horario{width:100%;border-collapse:separate;border-spacing:0;border-radius:var(--radio);overflow:hidden;box-shadow:0 6px 30px rgba(25,36,64,.08);background:var(--blanco)}
.tabla-horario th{background:var(--azul-oscuro);color:var(--blanco);text-align:left;padding:18px 24px;font-size:.8rem;letter-spacing:1.5px;text-transform:uppercase}
.tabla-horario td{padding:20px 24px;border-bottom:1px solid var(--borde);font-weight:600}
.tabla-horario tr:last-child td{border-bottom:0}
.tabla-horario td:last-child{color:var(--azul)}
.tabla-horario .cerrado{color:#9aa3b5}
.nota{background:var(--gris);border-left:4px solid var(--azul);padding:18px 22px;border-radius:8px;color:var(--texto-suave);font-size:.93rem;margin-top:30px}

/* ---------- Contacto ---------- */
.contacto-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:50px;align-items:start}
.tarjetas-contacto{display:grid;gap:16px}
.tarjeta-contacto{display:flex;gap:18px;align-items:center;background:var(--blanco);border-radius:var(--radio);padding:22px 24px;box-shadow:0 6px 30px rgba(25,36,64,.07);transition:transform .2s}
a.tarjeta-contacto:hover{transform:translateX(4px)}
.tarjeta-contacto .icono{width:52px;height:52px;margin:0;border-radius:14px}
.tarjeta-contacto .icono svg{width:24px;height:24px}
.tarjeta-contacto small{display:block;font-size:.72rem;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--azul)}
.tarjeta-contacto b{color:var(--azul-oscuro);font-size:1rem;line-height:1.35;display:block}
.formulario{background:var(--blanco);border-radius:20px;padding:40px;box-shadow:0 10px 40px rgba(25,36,64,.1)}
.formulario h2{font-size:1.6rem;font-weight:900;color:var(--azul-oscuro);text-transform:uppercase;margin-bottom:6px}
.formulario>p{color:var(--texto-suave);font-size:.92rem;margin-bottom:24px}
.campo{margin-bottom:16px}
.campo label{display:block;font-size:.8rem;font-weight:700;color:var(--azul-oscuro);margin-bottom:6px}
.campo input,.campo select,.campo textarea{width:100%;padding:13px 16px;border:1.5px solid var(--borde);border-radius:10px;font-family:inherit;font-size:.95rem;color:var(--texto);background:var(--blanco);transition:border-color .2s}
.campo input:focus,.campo select:focus,.campo textarea:focus{outline:0;border-color:var(--azul)}
.formulario .btn{width:100%;justify-content:center;margin-top:6px}
.mapa{border-radius:var(--radio);overflow:hidden;margin-top:24px;box-shadow:0 6px 30px rgba(25,36,64,.07);line-height:0}
.mapa iframe{width:100%;height:280px;border:0}

/* ---------- CTA ---------- */
.cta{background:linear-gradient(120deg,var(--azul),var(--azul-oscuro));color:var(--blanco);border-radius:24px;padding:70px 50px;text-align:center;position:relative;overflow:hidden}
.cta h2{font-size:clamp(1.9rem,4.5vw,3rem);font-weight:900;text-transform:uppercase;line-height:1.1;margin-bottom:16px}
.cta p{opacity:.85;max-width:560px;margin:0 auto 32px}
.cta .hero-botones{justify-content:center}

/* ---------- Footer ---------- */
footer{background:var(--azul-noche);color:rgba(255,255,255,.7);padding:70px 0 30px;font-size:.9rem}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.1)}
footer .logo img{height:38px}
footer h4{color:var(--blanco);font-size:.85rem;text-transform:uppercase;letter-spacing:1.5px;margin-bottom:16px}
footer ul{list-style:none}
footer li{padding:4px 0}
footer a:hover{color:var(--blanco)}
.copy{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;padding-top:26px;font-size:.8rem}

/* ---------- WhatsApp flotante ---------- */
.wa-flotante{position:fixed;right:22px;bottom:22px;z-index:60;width:58px;height:58px;border-radius:50%;background:#25d366;display:grid;place-items:center;box-shadow:0 8px 24px rgba(0,0,0,.25);transition:transform .2s}
.wa-flotante:hover{transform:scale(1.08)}
.wa-flotante svg{width:30px;height:30px;fill:#fff}

/* ---------- Responsive ---------- */
@media (max-width:1000px){
  .footer-grid{grid-template-columns:1fr 1fr}
  .detalle,.contacto-grid{grid-template-columns:1fr}
  .caja{position:static}
}
@media (max-width:900px){
  .grid-3{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr;gap:40px}
  .menu{position:fixed;top:78px;left:0;right:0;background:var(--azul-oscuro);flex-direction:column;gap:0;padding:10px 0;display:none;box-shadow:0 10px 20px rgba(0,0,0,.2)}
  .menu.abierto{display:flex}
  .menu li a{display:block;padding:14px 24px;border-bottom:0}
  .menu a.activo{background:rgba(255,255,255,.08)}
  .hamburguesa{display:block}
  .nav .btn{display:none}
  section{padding:70px 0}
  .page-hero{padding:130px 0 60px}
  .cta{padding:50px 24px}
  .hero-datos{gap:30px}
  .formulario{padding:28px 22px}
  .panel-logo{padding:40px}
}
@media (max-width:560px){
  .footer-grid{grid-template-columns:1fr}
  .grid-instructores{grid-template-columns:1fr}
  .logo img{height:32px}
  .tabla-horario th,.tabla-horario td{padding:14px 16px}
}