/* =====================================================================
   Tema público — Valencia Tennis Center
   Rediseño moderno. Sin dependencias externas.
   ===================================================================== */
:root{
  /* Azul del logo: navy #002e51 + cian #00ace5 */
  --blue:#004a7c; --blue-d:#002e51; --blue-l:#0a6db0;
  --accent:#00ace5; --accent-d:#0090c4;
  --ink:#16232e; --muted:#5a6b78;
  --bg:#ffffff; --soft:#f3f7fb; --soft-2:#e9f1f8; --line:#dde7ef;
  --radius:14px; --radius-s:10px;
  --shadow:0 6px 24px rgba(10,30,60,.10);
  --shadow-lg:0 18px 50px rgba(10,30,60,.18);
  --wrap:1140px;
  --font: "Segoe UI", system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.65;font-size:17px;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--blue);text-decoration:none}
a:hover{color:var(--blue-d)}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}

/* ---------- Botones ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;background:var(--blue);color:#fff;
  padding:12px 22px;border-radius:999px;font-weight:600;font-size:15px;border:2px solid var(--blue);
  transition:transform .12s ease, background .15s, box-shadow .15s;white-space:nowrap}
.btn:hover{background:var(--blue-d);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow)}
.btn.accent{background:var(--accent);border-color:var(--accent);color:#002e51}
.btn.accent:hover{background:var(--accent-d);color:#002e51}
.btn.ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.7)}
.btn.ghost:hover{background:rgba(255,255,255,.14);color:#fff}
.btn.outline{background:transparent;color:var(--blue);border-color:var(--blue)}
.btn.outline:hover{background:var(--blue);color:#fff}

/* ---------- Cabecera ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:saturate(1.4) blur(8px);
  border-bottom:1px solid var(--line)}
.site-header .bar{display:flex;align-items:center;justify-content:space-between;gap:20px;height:74px}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;font-size:19px;color:var(--ink);letter-spacing:-.02em}
.brand:hover{color:var(--ink)}
.brand img{height:44px;width:auto}
.brand .brand-fallback{display:inline-flex;align-items:center;gap:9px}
.brand .dot{width:12px;height:12px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(0,172,229,.28)}

/* Navegación */
.nav{display:flex;align-items:center;gap:4px}
.nav > ul{list-style:none;display:flex;align-items:center;gap:2px;margin:0;padding:0}
.nav > ul > li{position:relative}
.nav a{display:flex;align-items:center;gap:6px;color:var(--ink);font-weight:600;font-size:15px;
  padding:10px 14px;border-radius:8px;line-height:1}
.nav a:hover{background:var(--soft-2);color:var(--blue-d)}
.nav li.has-children > a::after{content:"";width:7px;height:7px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;
  transform:rotate(45deg);margin-top:-3px;opacity:.6}
/* Submenús */
.nav ul ul{list-style:none;margin:0;padding:8px;position:absolute;top:calc(100% + 6px);left:0;min-width:250px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-s);box-shadow:var(--shadow-lg);
  opacity:0;visibility:hidden;transform:translateY(6px);transition:.16s ease;z-index:60}
.nav ul li:hover > ul,.nav ul li:focus-within > ul{opacity:1;visibility:visible;transform:translateY(0)}
.nav ul ul li{position:relative}
.nav ul ul a{padding:9px 12px;border-radius:7px;font-weight:500;font-size:14.5px}
.nav ul ul a:hover{background:var(--soft)}
.nav .cta{margin-left:10px}
.nav .cta a,.nav a.btn{color:#fff}
.nav .cta a:hover{background:var(--blue-d)}

/* Hamburguesa */
.nav-toggle{display:none;background:none;border:1px solid var(--line);border-radius:9px;width:44px;height:42px;
  cursor:pointer;align-items:center;justify-content:center}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{content:"";display:block;width:22px;height:2px;background:var(--ink);position:relative;transition:.2s}
.nav-toggle span::before{position:absolute;top:-7px}
.nav-toggle span::after{position:absolute;top:7px}
body.nav-open .nav-toggle span{background:transparent}
body.nav-open .nav-toggle span::before{top:0;transform:rotate(45deg)}
body.nav-open .nav-toggle span::after{top:0;transform:rotate(-45deg)}

/* ---------- Hero (home) ---------- */
.hero{position:relative;background:linear-gradient(135deg,var(--blue-d),var(--blue) 55%,var(--blue-l));color:#fff;overflow:hidden}
.hero::after{content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(0,172,229,.40),transparent 70%)}
.hero .wrap{position:relative;padding:84px 24px;max-width:900px}
.hero .eyebrow{display:inline-block;text-transform:uppercase;letter-spacing:.16em;font-size:13px;font-weight:700;
  color:var(--accent);margin-bottom:16px}
.hero h1{font-size:clamp(34px,5vw,56px);line-height:1.08;margin:0 0 18px;letter-spacing:-.02em;font-weight:800}
.hero p{font-size:19px;color:rgba(255,255,255,.9);max-width:640px;margin:0 0 28px}
.hero .actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- Contenido de página ---------- */
main{min-height:50vh}
.page-head{background:var(--soft);border-bottom:1px solid var(--line)}
.page-head .wrap{padding:52px 24px 40px}
.page-head h1{font-size:clamp(28px,4vw,42px);margin:0;letter-spacing:-.02em;font-weight:800}
.page-head .crumb{color:var(--muted);font-size:14px;margin-bottom:10px}

/* Secciones (maquetación automática) */
.section{padding:54px 0}
.section.alt{background:var(--soft)}
.section-title{font-size:clamp(23px,3.2vw,32px);font-weight:800;letter-spacing:-.02em;line-height:1.15;
  margin:0 0 24px;padding-bottom:12px;position:relative}
.section-title::after{content:"";position:absolute;left:0;bottom:0;width:54px;height:4px;border-radius:2px;background:var(--accent)}
.section-title.center{text-align:center}
.section-title.center::after{left:50%;transform:translateX(-50%)}

/* tipografía de contenido dentro de secciones */
.section p,.section .rich{margin:0 0 16px;font-size:17px}
.section h3{font-size:21px;margin:22px 0 10px;color:var(--blue-d);letter-spacing:-.01em}
.section h4{font-size:18px;margin:18px 0 8px}
.section ul,.section ol{margin:0 0 16px;padding-left:22px}
.section li{margin:6px 0}
.section a{color:var(--blue);text-decoration:underline;text-underline-offset:2px}
.prose{max-width:760px}
.prose:first-child *:first-child{margin-top:0}

/* Feature: imagen + texto, alternando lado */
.feature{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:center;max-width:1080px;margin:0 auto}
.feature .media img{width:100%;border-radius:18px;box-shadow:var(--shadow-lg);aspect-ratio:4/3;object-fit:cover}
.feature .content{max-width:540px}
.feature .content .section-title{margin-top:0}
.feature.reverse .media{order:2}

/* Galería */
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px;margin-top:22px}
.gallery img{width:100%;height:230px;object-fit:cover;border-radius:14px;box-shadow:var(--shadow);transition:transform .2s}
.gallery img:hover{transform:translateY(-3px)}

/* FAQ / acordeón */
.faq{display:grid;gap:12px;max-width:860px;margin:0 auto}
details.qa{border:1px solid var(--line);border-radius:12px;background:#fff;padding:0 20px;box-shadow:var(--shadow)}
details.qa summary{cursor:pointer;font-weight:700;font-size:16.5px;padding:16px 0;list-style:none;
  display:flex;justify-content:space-between;align-items:center;gap:14px;color:var(--ink)}
details.qa summary::-webkit-details-marker{display:none}
details.qa summary::after{content:"+";color:var(--accent);font-size:24px;font-weight:700;line-height:1}
details.qa[open] summary::after{content:"–"}
details.qa .qa-body{padding:0 0 16px;color:var(--muted)}
details.qa .qa-body .rich{margin:0 0 10px}

/* prosa con figura */
.section figure{margin:26px 0}
.section figure img{border-radius:var(--radius);box-shadow:var(--shadow);width:100%}

@media(max-width:820px){
  .section{padding:40px 0}
  .feature{grid-template-columns:1fr;gap:22px}
  .feature.reverse .media{order:0}
  .feature .media img{aspect-ratio:16/10}
}

/* ---------- Constructor: secciones y columnas ---------- */
.pb-section{padding:46px 0}
.pb-cols{display:grid;grid-template-columns:repeat(12,1fr);gap:30px;align-items:start}
.pb-col{grid-column:span 12;min-width:0}
.pb-col > *:first-child{margin-top:0}
.pb-col figure{margin:0 0 16px}
.pb-col figure img{width:100%;border-radius:14px;box-shadow:var(--shadow)}
.pb-col .rich{margin:0 0 14px}
@media(max-width:820px){
  .pb-cols{grid-template-columns:1fr;gap:22px}
  .pb-col{grid-column:auto !important}
}

/* ---------- Carrusel ---------- */
.carousel{position:relative;overflow:hidden;border-radius:16px;box-shadow:var(--shadow-lg);margin:0 0 16px}
.carousel-track{display:flex;transition:transform .45s cubic-bezier(.4,0,.2,1)}
.carousel-slide{min-width:100%}
.carousel-slide img{display:block;width:100%;height:clamp(220px,42vw,460px);object-fit:cover}
.carousel-btn{position:absolute;top:50%;transform:translateY(-50%);border:none;background:rgba(0,32,60,.5);color:#fff;
  width:46px;height:46px;border-radius:50%;cursor:pointer;font-size:24px;line-height:1;display:flex;align-items:center;justify-content:center;transition:background .15s}
.carousel-btn:hover{background:rgba(0,32,60,.8)}
.carousel-btn.prev{left:14px}
.carousel-btn.next{right:14px}
.carousel-dots{position:absolute;bottom:14px;left:50%;transform:translateX(-50%);display:flex;gap:8px}
.carousel-dots button{width:10px;height:10px;padding:0;border-radius:50%;border:none;background:rgba(255,255,255,.55);cursor:pointer;transition:background .15s}
.carousel-dots button.active{background:#fff}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:#c9d6ce;margin-top:20px}
.site-footer .cols{display:grid;grid-template-columns:2fr 1fr 1.4fr;gap:36px;padding:56px 24px 30px}
.site-footer h4{color:#fff;font-size:15px;text-transform:uppercase;letter-spacing:.08em;margin:0 0 16px}
.site-footer a{color:#c9d6ce}
.site-footer a:hover{color:#fff}
.site-footer .f-brand{font-weight:800;font-size:20px;color:#fff;margin-bottom:12px;display:flex;align-items:center;gap:10px}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin:8px 0}
.site-footer .social{display:flex;gap:10px;margin-top:14px}
.site-footer .social a{width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,.08);display:inline-flex;align-items:center;justify-content:center;font-size:14px}
.site-footer .social a:hover{background:var(--blue)}
.site-footer .legal{border-top:1px solid rgba(255,255,255,.1);padding:18px 24px;font-size:13.5px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:#9fb0a6}
.site-footer .legal a{color:#9fb0a6}

/* ---------- Responsive ---------- */
@media (max-width:900px){
  .site-footer .cols{grid-template-columns:1fr;gap:28px}
}
@media (max-width:820px){
  .nav-toggle{display:inline-flex}
  .nav{position:fixed;inset:74px 0 auto 0;background:#fff;border-bottom:1px solid var(--line);
    max-height:calc(100vh - 74px);overflow-y:auto;padding:12px 16px 24px;
    transform:translateY(-130%);transition:transform .25s ease;box-shadow:var(--shadow-lg)}
  body.nav-open .nav{transform:translateY(0)}
  .nav > ul{flex-direction:column;align-items:stretch;gap:2px;width:100%}
  .nav a{padding:13px 12px;font-size:16px}
  .nav li.has-children > a::after{margin-left:auto}
  .nav ul ul{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:none;
    padding:2px 0 6px 14px;min-width:0;display:none}
  .nav li.open > ul{display:block}
  .nav .cta{margin:10px 0 0}
  .nav a.btn{justify-content:center}
}