/*
Theme Name: AC Centro de Estudios
Theme URI: https://accentrodeestudios.cl
Author: Imaginactiva
Description: Tema a medida para AC Centro de Estudios — preuniversitario PAES en San Fernando. Sin constructores: secciones de portada, programas y preguntas frecuentes editables desde el escritorio.
Version: 1.0.0
Requires at least: 6.0
Requires PHP: 7.4
License: GNU General Public License v2 or later
Text Domain: ac
Tags: education, custom-colors, custom-menu, custom-logo, featured-images, translation-ready
*/

/* ============ Tokens ============ */
:root{
  --marino:#16375C; --marino-900:#0E2540; --marino-700:#1D4878;
  --azul:#2F7FD0; --azul-claro:#6FACDF; --turquesa:#93C6EC; --ambar:#F5A623; --ambar-700:#D4890E;
  --fg:#13263B; --muted:#5E7186; --line:#DCE6EF; --bg:#FFFFFF; --bg-soft:#F2F7FB; --bg-tint:#E8F1F9;
  --font:"Poppins",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --wrap:1180px; --gut:22px; --r:16px; --r-sm:10px;
  --sh:0 2px 4px rgba(22,55,92,.04),0 10px 30px rgba(22,55,92,.07);
  --sh-lg:0 8px 24px rgba(22,55,92,.10),0 24px 60px rgba(22,55,92,.12);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--font);font-size:17px;line-height:1.65;
     -webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--azul);text-decoration-thickness:1px;text-underline-offset:3px}
h1,h2,h3,h4{margin:0;line-height:1.18;letter-spacing:-.02em;font-weight:700;text-wrap:balance}
h1{font-size:clamp(34px,5.4vw,56px)}
h2{font-size:clamp(27px,3.6vw,40px)}
h3{font-size:clamp(19px,2.1vw,23px);letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0}
:focus-visible{outline:3px solid var(--ambar);outline-offset:3px;border-radius:4px}
.skip{position:absolute;left:-9999px}
.skip:focus{left:14px;top:14px;z-index:999;background:#fff;padding:12px 18px;border-radius:8px;box-shadow:var(--sh-lg)}

/* ============ Layout ============ */
.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:var(--gut)}
.sec{padding-block:clamp(56px,7vw,96px)}
.sec--soft{background:var(--bg-soft)}
.sec--navy{background:var(--marino);color:#fff}
.stack{display:flex;flex-direction:column}
.grid{display:grid;gap:22px}
.g2{grid-template-columns:repeat(auto-fit,minmax(290px,1fr))}
.g3{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.g4{grid-template-columns:repeat(auto-fit,minmax(215px,1fr))}
.center{text-align:center}
.sec-head{max-width:720px;margin-bottom:clamp(30px,4vw,46px)}
.sec-head.center{margin-inline:auto}
.sec-head p{color:var(--muted);margin-top:14px;font-size:17px}
.sec--navy .sec-head p{color:#B9CFE4}
.eyebrow{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;
         color:var(--azul);margin-bottom:12px}
.sec--navy .eyebrow{color:var(--turquesa)}

/* ============ Botones ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font-weight:600;font-size:16px;
     padding:15px 28px;border-radius:999px;border:2px solid transparent;cursor:pointer;text-decoration:none;
     transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease;line-height:1.2}
.btn:hover{transform:translateY(-2px)}
.btn--primary{background:var(--ambar);color:var(--marino-900);box-shadow:0 6px 18px rgba(245,166,35,.35)}
.btn--primary:hover{background:var(--ambar-700);color:#fff}
.btn--ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
.btn--ghost:hover{background:#fff;color:var(--marino);border-color:#fff}
.btn--outline{background:#fff;color:var(--marino);border-color:var(--line)}
.btn--outline:hover{border-color:var(--azul);color:var(--azul)}
.btn--sm{padding:11px 20px;font-size:14.5px}
.btn svg{width:19px;height:19px;flex:none;fill:currentColor}

/* ============ Cabecera ============ */
.topbar{background:var(--marino-900);color:#C5DAEC;font-size:13.5px}
.topbar .wrap{display:flex;flex-wrap:wrap;gap:8px 26px;align-items:center;padding-block:9px}
.topbar a{color:#C5DAEC;text-decoration:none;display:inline-flex;align-items:center;gap:7px}
.topbar a:hover{color:#fff}
.topbar svg{width:15px;height:15px;fill:currentColor;flex:none}
.topbar .social{margin-left:auto;display:flex;gap:14px}
.topbar .social svg{width:17px;height:17px}

.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);
             border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;gap:14px;padding-block:13px}
.brand{display:flex;align-items:center;flex:none;text-decoration:none}
.brand img,.brand svg{height:46px;width:auto}
.brand .name{font-weight:700;color:var(--marino);font-size:19px;letter-spacing:-.02em;line-height:1.1}
.nav{margin-left:auto;min-width:0}
.nav ul{list-style:none;display:flex;gap:4px;margin:0;padding:0}
.nav a{display:block;padding:9px 11px;white-space:nowrap;font-size:15px;font-weight:500;color:var(--fg);text-decoration:none;
       border-radius:8px}
.nav a:hover{color:var(--azul);background:var(--bg-tint)}
.nav .current-menu-item>a{color:var(--azul);font-weight:600}
.header-cta{flex:none}
.nav-toggle{display:none;margin-left:auto;background:none;border:0;padding:10px;cursor:pointer;color:var(--marino)}
.nav-toggle svg{width:26px;height:26px;fill:currentColor}

@media (max-width:1240px){
  .nav,.header-cta{display:none}
  .nav-toggle{display:block}
  .site-header.is-open .nav{display:block;position:absolute;left:0;right:0;top:100%;background:#fff;
    border-bottom:1px solid var(--line);box-shadow:var(--sh-lg);padding:10px var(--gut) 22px;margin:0}
  .site-header.is-open .nav ul{flex-direction:column;gap:2px}
  .site-header.is-open .nav a{padding:13px 12px;font-size:17px;border-bottom:1px solid var(--line);border-radius:0}
  .site-header.is-open .header-cta{display:block;position:absolute;left:var(--gut);right:var(--gut);
    top:calc(100% + 1px);z-index:2;pointer-events:none;height:0}
}
@media (max-width:600px){ .topbar .social{margin-left:0;width:100%} .brand img,.brand svg{height:44px} }

/* ============ Hero ============ */
.hero{position:relative;background:var(--marino);color:#fff;overflow:hidden;
      background-image:radial-gradient(90rem 40rem at 78% -10%,rgba(47,127,208,.55),transparent 62%),
                       radial-gradient(60rem 36rem at 4% 108%,rgba(147,198,236,.26),transparent 60%)}
.hero__bg{position:absolute;inset:0;object-fit:cover;width:100%;height:100%;opacity:.17;z-index:0}
.hero .wrap{position:relative;z-index:1;padding-block:clamp(58px,8vw,104px) clamp(86px,11vw,142px)}
.hero__grid{display:grid;gap:clamp(34px,5vw,60px);grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
            align-items:center}
@media (max-width:900px){.hero__grid{grid-template-columns:1fr}}
.hero h1{color:#fff}
.hero__lede{margin-top:20px;font-size:clamp(17px,2vw,19.5px);color:#CBDEEE;max-width:56ch}
.hero__cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.hero__chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px;padding:0;list-style:none}
.hero__chips li{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:500;color:#DCEAF6;
                background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.17);
                padding:8px 15px;border-radius:999px}
.hero__chips svg{width:15px;height:15px;fill:var(--turquesa);flex:none}

.card-sede{background:#fff;color:var(--fg);border-radius:var(--r);padding:30px;box-shadow:var(--sh-lg);
           position:relative;overflow:hidden}
.card-sede::after{content:"";position:absolute;right:-46px;bottom:-54px;width:190px;height:190px;
  background:url(assets/img/isotipo.svg) no-repeat center/contain;opacity:.07}
.card-sede h3{color:var(--marino)}
.card-sede dl{margin:22px 0 0;display:grid;gap:15px;position:relative;z-index:1}
.card-sede dt{font-size:11.5px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--azul)}
.card-sede dd{margin:3px 0 0;font-size:16px;font-weight:500}
.card-sede .btn{margin-top:26px;width:100%;position:relative;z-index:1}

.wave-divider{position:absolute;left:0;right:0;bottom:-1px;width:100%;height:clamp(44px,6vw,80px);display:block;z-index:1}
.wave-divider path{fill:var(--bg)}
.sec--soft+.sec .wave-divider path,.wave-divider--soft path{fill:var(--bg-soft)}

/* ============ Tarjetas ============ */
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:30px 26px;
      display:flex;flex-direction:column;gap:12px;min-width:0;transition:box-shadow .2s,transform .2s,border-color .2s}
.card:hover{box-shadow:var(--sh);transform:translateY(-3px);border-color:#C6D8E8}
.card h3{color:var(--marino)}
.card p{color:var(--muted);font-size:15.5px}
.card__icon{width:54px;height:54px;border-radius:14px;display:grid;place-items:center;flex:none;
            background:var(--bg-tint);color:var(--azul)}
.card__icon svg{width:27px;height:27px;fill:currentColor}
.card--n1 .card__icon{background:#E3F0FB;color:var(--azul)}
.card--n2 .card__icon{background:#FDF0DC;color:var(--ambar-700)}
.card--n3 .card__icon{background:#E2F3EC;color:#2E8B57}
.card--n4 .card__icon{background:#EAE7F8;color:#5B4FC4}

/* ============ Metodología (pasos) ============ */
.steps{counter-reset:s;display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(235px,1fr))}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:30px 26px 26px}
.step::before{counter-increment:s;content:counter(s,decimal-leading-zero);position:absolute;top:-16px;left:26px;
  background:var(--marino);color:#fff;font-size:13px;font-weight:700;letter-spacing:.05em;
  padding:7px 13px;border-radius:999px;font-variant-numeric:tabular-nums}
.step h3{color:var(--marino);font-size:19px;margin-bottom:8px}
.step p{color:var(--muted);font-size:15.5px}

/* ============ Programa ============ */
.prog{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,.7fr);gap:0;border-radius:var(--r);
      overflow:hidden;box-shadow:var(--sh-lg);background:#fff;border:1px solid var(--line)}
@media (max-width:860px){.prog{grid-template-columns:1fr}}
.prog__body{padding:clamp(30px,4vw,46px)}
.prog__body h3{color:var(--marino);font-size:clamp(22px,2.8vw,29px)}
.prog__meta{list-style:none;padding:0;margin:24px 0 0;display:grid;gap:12px}
.prog__meta li{display:flex;gap:12px;align-items:flex-start;font-size:15.5px;color:var(--fg)}
.prog__meta svg{width:20px;height:20px;fill:var(--azul);flex:none;margin-top:2px}
.prog__aside{background:var(--marino);color:#fff;padding:clamp(30px,4vw,40px);display:flex;flex-direction:column;
             justify-content:center;gap:8px;position:relative;overflow:hidden}
.prog__aside::after{content:"";position:absolute;right:-60px;top:-40px;width:200px;height:200px;
  background:url(assets/img/isotipo-blanco.svg) no-repeat center/contain;opacity:.10}
.prog__price{font-size:clamp(28px,4vw,38px);font-weight:700;letter-spacing:-.02em;position:relative;z-index:1}
.prog__price small{display:block;font-size:13px;font-weight:500;letter-spacing:.1em;text-transform:uppercase;
                   color:var(--turquesa);margin-bottom:6px}
.prog__note{font-size:14px;color:#B9CFE4;position:relative;z-index:1}
.prog__aside .btn{margin-top:20px;position:relative;z-index:1}
.badge{display:inline-flex;align-items:center;gap:7px;font-size:12px;font-weight:600;letter-spacing:.08em;
       text-transform:uppercase;padding:6px 13px;border-radius:999px;background:var(--bg-tint);color:var(--azul)}
.badge--abierto{background:#E2F3EC;color:#1F6E45}
.badge--pronto{background:#FDF0DC;color:#9A6206}

/* ============ Listas de asignaturas ============ */
.subjects{list-style:none;padding:0;margin:0;display:grid;gap:12px;
          grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.subjects li{display:flex;align-items:center;gap:13px;background:#fff;border:1px solid var(--line);
             border-radius:var(--r-sm);padding:16px 18px;font-weight:500;font-size:15.5px}
.subjects .dot{width:11px;height:11px;border-radius:50%;background:var(--azul);flex:none}
.subjects li[data-estado="definicion"]{color:var(--muted)}
.subjects li[data-estado="definicion"] .dot{background:var(--turquesa)}

/* ============ Video institucional ============ */
.video{position:relative;border-radius:var(--r);overflow:hidden;background:var(--marino-900);
       aspect-ratio:16/9;box-shadow:var(--sh-lg)}
.video iframe,.video video{position:absolute;inset:0;width:100%;height:100%;border:0}

/* ============ Marcador de fotografía pendiente ============ */
.ph{position:relative;border-radius:var(--r);background:
    repeating-linear-gradient(135deg,var(--bg-tint) 0 14px,var(--bg-soft) 14px 28px);
    border:2px dashed #BBD2E6;display:grid;place-items:center;text-align:center;padding:30px;min-height:230px;
    color:var(--muted);gap:9px}
.ph svg{width:38px;height:38px;fill:#9DBBD4}
.ph code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12.5px;color:var(--marino);
         background:#fff;padding:4px 10px;border-radius:6px;border:1px solid var(--line);overflow-wrap:anywhere}
.ph span{font-size:13px;max-width:34ch}

/* ============ FAQ ============ */
.faq{display:grid;gap:12px;max-width:840px;margin-inline:auto}
.faq details{background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);overflow:hidden}
.faq details[open]{border-color:var(--azul-claro);box-shadow:var(--sh)}
.faq summary{cursor:pointer;list-style:none;padding:20px 54px 20px 22px;font-weight:600;font-size:17px;
             color:var(--marino);position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:22px;top:50%;width:11px;height:11px;
  border-right:2.5px solid var(--azul);border-bottom:2.5px solid var(--azul);
  transform:translateY(-70%) rotate(45deg);transition:transform .2s}
.faq details[open] summary::after{transform:translateY(-25%) rotate(225deg)}
.faq .faq__a{padding:0 22px 22px;color:var(--muted);font-size:16px}
.faq .faq__a p+p{margin-top:12px}

/* ============ Cinta CTA ============ */
.cta-band{background:var(--marino);color:#fff;border-radius:var(--r);padding:clamp(34px,5vw,56px);
          text-align:center;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;
  background:radial-gradient(40rem 20rem at 50% -30%,rgba(47,127,208,.6),transparent 65%)}
.cta-band>*{position:relative;z-index:1}
.cta-band p{color:#C3D8EA;margin-top:14px;max-width:56ch;margin-inline:auto}
.cta-band .btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:30px}

/* ============ Contacto ============ */
.contact{display:grid;gap:30px;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr)}
@media (max-width:860px){.contact{grid-template-columns:1fr}}
.contact__list{list-style:none;padding:0;margin:0;display:grid;gap:20px}
.contact__list li{display:flex;gap:16px;align-items:flex-start}
.contact__ico{width:46px;height:46px;border-radius:12px;background:var(--bg-tint);color:var(--azul);
              display:grid;place-items:center;flex:none}
.contact__ico svg{width:21px;height:21px;fill:currentColor}
.contact__list strong{display:block;color:var(--marino);font-size:15px}
.contact__list a,.contact__list span{color:var(--muted);text-decoration:none;font-size:16px;overflow-wrap:anywhere}
.contact__list a:hover{color:var(--azul)}
.map{border-radius:var(--r);overflow:hidden;border:1px solid var(--line);aspect-ratio:16/10;background:var(--bg-soft)}
.map iframe{width:100%;height:100%;border:0;display:block}
.form-box{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:clamp(24px,3vw,34px);
          box-shadow:var(--sh)}

/* ============ Contenido editor ============ */
.entry{max-width:760px;margin-inline:auto}
.entry>*+*{margin-top:22px}
.entry h2{margin-top:44px;color:var(--marino)}
.entry h3{margin-top:32px;color:var(--marino)}
.entry ul,.entry ol{padding-left:22px;display:grid;gap:9px}
.entry li::marker{color:var(--azul)}
.entry blockquote{border-left:4px solid var(--azul-claro);padding:4px 0 4px 22px;margin-left:0;color:var(--muted);
                  font-size:19px}
.entry img{border-radius:var(--r)}
.entry table{width:100%;border-collapse:collapse;font-size:15.5px}
.entry th,.entry td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line)}
.entry th{color:var(--marino);font-weight:600}
.page-hero{background:var(--bg-soft);border-bottom:1px solid var(--line);padding-block:clamp(44px,6vw,72px);
           text-align:center}
.page-hero h1{color:var(--marino)}
.page-hero p{color:var(--muted);margin-top:14px;max-width:60ch;margin-inline:auto}
.crumbs{font-size:13.5px;color:var(--muted);margin-bottom:16px}
.crumbs a{color:var(--muted);text-decoration:none}
.crumbs a:hover{color:var(--azul)}

/* ============ Pie ============ */
.site-footer{background:var(--marino-900);color:#A9C3D8;font-size:15px;padding-block:clamp(44px,6vw,68px) 0}
.site-footer .cols{display:grid;gap:34px;grid-template-columns:1.4fr 1fr 1fr 1.2fr}
@media (max-width:900px){.site-footer .cols{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.site-footer .cols{grid-template-columns:1fr}}
.site-footer h4{color:#fff;font-size:13px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;
                margin-bottom:17px}
.site-footer a{color:#A9C3D8;text-decoration:none}
.site-footer a:hover{color:#fff}
.site-footer ul{list-style:none;padding:0;margin:0;display:grid;gap:11px}
.site-footer img.flogo{height:58px;width:auto;margin-bottom:18px}
.site-footer .social{display:flex;gap:12px;margin-top:18px}
.site-footer .btn{max-width:100%;white-space:normal;text-align:center;padding:12px 18px}
.site-footer .social a{width:40px;height:40px;border-radius:10px;background:rgba(255,255,255,.08);
                       display:grid;place-items:center}
.site-footer .social a:hover{background:var(--azul);color:#fff}
.site-footer .social svg{width:19px;height:19px;fill:currentColor}
.legal{border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding-block:22px;font-size:13.5px;
       display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between}

/* ============ WhatsApp flotante ============ */
.wa-float{position:fixed;right:18px;bottom:18px;z-index:70;width:60px;height:60px;border-radius:50%;
          background:#25D366;color:#fff;display:grid;place-items:center;box-shadow:0 8px 24px rgba(0,0,0,.26);
          text-decoration:none;transition:transform .2s}
.wa-float:hover{transform:scale(1.07)}
.wa-float svg{width:32px;height:32px;fill:currentColor}
@media (max-width:600px){.wa-float{width:54px;height:54px;right:14px;bottom:14px}.wa-float svg{width:29px;height:29px}}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
  .btn:hover,.card:hover,.wa-float:hover{transform:none}
}