/* SABER Kids — estilos generales
   Paleta y tipografía según Brand_Book.md */

:root{
  --navy-900:#0B1E4D;
  --navy-700:#132a63;
  --navy-500:#22366f;
  --purple-600:#5B2A9E;
  --purple-100:#F1EBFB;
  --gold-600:#C79A3D;
  --white:#FFFFFF;
  --cream:#FBF3E7;
  --off-white:#F5EAD9;
  --text-body:#4A4A52;
  --line:#E4E2DD;

  --font-display:'Fraunces', serif;
  --font-body:'Inter', sans-serif;

  --radius-card:18px;
  --radius-input:12px;
  --radius-pill:999px;

  --shadow-card:0 10px 30px rgba(11,30,77,0.08);
  --transition-fast:200ms ease;
  --transition-med:400ms ease;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--navy-900);
  background:var(--cream);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%; display:block;}
a{color:inherit; text-decoration:none;}
h1,h2,h3{font-family:var(--font-display); color:var(--navy-900); line-height:1.15; margin:0 0 0.5em;}
p{margin:0 0 1em;}
ul{margin:0; padding:0; list-style:none;}
button{font-family:inherit; cursor:pointer;}

.skip-link{
  position:absolute; left:-999px; top:0; background:var(--navy-900); color:var(--white);
  padding:12px 20px; z-index:1000; border-radius:0 0 8px 0;
}
.skip-link:focus{left:0;}

:focus-visible{outline:3px solid var(--purple-600); outline-offset:2px;}

.eyebrow{
  font-family:var(--font-body); font-weight:600; font-size:0.78rem; letter-spacing:0.14em;
  text-transform:uppercase; color:var(--purple-600); margin-bottom:14px;
}
.lead{font-size:1.1rem; color:var(--text-body); max-width:640px;}

.section-inner{max-width:1180px; margin:0 auto; padding:96px 24px;}
.section-inner.narrow{max-width:800px;}

.btn{
  display:inline-block; padding:14px 28px; border-radius:var(--radius-pill);
  font-weight:600; font-size:0.95rem; transition:background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
  border:1.5px solid transparent;
}
.btn:hover{transform:translateY(-2px);}
.btn-primary{background:var(--navy-900); color:var(--white);}
.btn-primary:hover{background:var(--purple-600);}
.btn-ghost{border-color:var(--navy-900); color:var(--navy-900); background:transparent;}
.btn-ghost:hover{background:var(--navy-900); color:var(--white);}

/* ---------- HEADER ---------- */
.site-header{
  position:sticky; top:0; z-index:100; background:rgba(255,255,255,0.92);
  backdrop-filter:blur(10px); border-bottom:1px solid var(--line);
}
.header-inner{
  max-width:1280px; margin:0 auto; padding:14px 24px;
  display:flex; align-items:center; gap:24px;
}
.header-logo{height:123px; width:auto;}
.main-nav{display:none; gap:28px; margin-left:auto;}
.main-nav a{font-weight:600; font-size:0.92rem; color:var(--navy-900); opacity:0.82; transition:opacity var(--transition-fast);}
.main-nav a:hover{opacity:1;}
.btn-nav{display:none;}
.nav-toggle{
  margin-left:auto; background:none; border:none; width:40px; height:40px;
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:5px;
}
.nav-toggle span{width:22px; height:2px; background:var(--navy-900); border-radius:2px; transition:transform var(--transition-fast), opacity var(--transition-fast);}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

.mobile-nav{
  display:flex; flex-direction:column; gap:4px; padding:0 24px;
  max-height:0; overflow:hidden; transition:max-height var(--transition-med), padding var(--transition-med);
}
.mobile-nav.open{max-height:480px; padding:8px 24px 24px;}
.mobile-nav a{padding:12px 4px; font-weight:600; border-bottom:1px solid var(--line);}
.mobile-nav .btn{margin-top:14px; text-align:center;}

@media (min-width:900px){
  .main-nav{display:flex;}
  .btn-nav{display:inline-block;}
  .nav-toggle{display:none;}
  .mobile-nav{display:none;}
}

/* ---------- HERO ---------- */
.hero{position:relative; overflow:hidden; color:var(--white); background:var(--navy-900);}
.hero-bg-carousel{position:absolute; inset:0; z-index:0;}
.hero-bg-slide{
  position:absolute; inset:0; background-size:cover; background-position:center 25%;
  opacity:0; transition:opacity 1.8s ease;
}
.hero-bg-slide.is-active{opacity:1;}
@media (max-width:640px){
  .hero-bg-slide{background-size:contain; background-repeat:no-repeat; background-position:center top;}
}
.hero-overlay{
  position:absolute; inset:0; z-index:1; pointer-events:none;
  background:
    radial-gradient(ellipse 700px 520px at 50% 46%, rgba(11,30,77,0.62) 0%, rgba(11,30,77,0.42) 55%, rgba(11,30,77,0.1) 85%),
    linear-gradient(180deg, rgba(11,30,77,0.2) 0%, rgba(11,30,77,0.05) 30%, rgba(11,30,77,0.5) 100%);
}
.hero-inner{position:relative; z-index:2; max-width:760px; margin:0 auto; padding:150px 24px 110px; text-align:center;}
@media (max-width:640px){
  .hero-inner{padding:100px 20px 64px;}
}
.hero .eyebrow{color:var(--gold-600); text-shadow:0 2px 10px rgba(0,0,0,0.55);}
.hero h1{font-size:clamp(2.2rem,5vw,3.4rem); color:var(--white); font-weight:600; text-shadow:0 4px 18px rgba(0,0,0,0.5);}
.hero h1 em{font-style:italic; font-weight:500; color:#E9DCFF;}
.hero-lead{font-size:1.1rem; color:rgba(255,255,255,0.92); max-width:600px; margin:0 auto 32px; text-shadow:0 2px 10px rgba(0,0,0,0.5);}
.hero-actions{display:flex; flex-wrap:wrap; gap:16px; justify-content:center; margin-bottom:36px;}
.hero .btn-ghost{border-color:rgba(255,255,255,0.6); color:var(--white);}
.hero .btn-ghost:hover{background:rgba(255,255,255,0.12);}
.hero-slogan{font-family:var(--font-display); font-style:italic; font-size:1.15rem; color:#E9DCFF; margin:0;}

/* ---------- NOSOTROS / numbered grid ---------- */
.nosotros{position:relative; overflow:hidden;}
.nosotros-watermark{
  position:absolute; top:-40px; right:-60px; width:min(480px, 45vw); height:auto;
  opacity:0.09; pointer-events:none; user-select:none; z-index:0;
}
.nosotros .section-inner{position:relative; z-index:1;}
.numbered-grid{display:grid; gap:36px; margin-top:56px; grid-template-columns:1fr;}
@media (min-width:768px){.numbered-grid{grid-template-columns:repeat(3,1fr);}}
.numbered-item .number{
  font-family:var(--font-display); font-size:1.4rem; color:var(--gold-600); font-weight:600; display:block; margin-bottom:12px;
}
.numbered-item h3{font-size:1.2rem; margin-bottom:8px;}
.numbered-item p{color:var(--text-body); font-size:0.98rem;}

/* ---------- SERVICIOS ---------- */
.servicios{background:var(--off-white);}
.service-grid{
  display:grid; gap:20px; margin-top:48px;
  grid-template-columns:repeat(2,1fr);
}
@media (min-width:640px){.service-grid{grid-template-columns:repeat(3,1fr);}}
@media (min-width:1000px){.service-grid{grid-template-columns:repeat(4,1fr);}}
.service-card{
  background:var(--white); border:1px solid var(--line); border-radius:var(--radius-card);
  padding:28px 20px; text-align:center; box-shadow:var(--shadow-card);
  transition:transform var(--transition-fast), box-shadow var(--transition-fast);
}
.service-card:hover{transform:translateY(-4px); box-shadow:0 16px 34px rgba(11,30,77,0.12);}
.service-icon{
  display:inline-flex; width:52px; height:52px; align-items:center; justify-content:center;
  border-radius:50%; background:var(--purple-100); color:var(--purple-600); margin-bottom:16px;
}
.service-icon svg{width:26px; height:26px;}
.service-card h3{font-family:var(--font-body); font-size:0.95rem; font-weight:600; margin:0;}

.service-card-expandable{padding:0;}
.service-card-trigger{
  background:none; border:none; font:inherit; color:inherit; cursor:pointer; width:100%;
  padding:28px 20px; display:flex; flex-direction:column; align-items:center; text-align:center;
}
.service-card-trigger h3{display:flex; align-items:center; gap:6px;}
.service-expand-icon{font-size:1.1rem; color:var(--purple-600); font-weight:400; transition:transform var(--transition-fast);}
.service-card-trigger[aria-expanded="true"] .service-expand-icon{transform:rotate(45deg);}
.service-card-details{max-height:0; overflow:hidden; transition:max-height var(--transition-med);}
.service-schedule{padding:2px 20px 24px; display:flex; flex-direction:column; gap:10px;}
.service-schedule li{
  list-style:none; display:flex; flex-direction:column; gap:2px; text-align:center;
  padding-bottom:10px; border-bottom:1px dashed var(--line);
}
.service-schedule li:last-child{border-bottom:none; padding-bottom:0;}
.service-schedule-day{font-size:0.8rem; font-weight:700; color:var(--navy-900);}
.service-schedule-time{font-size:0.82rem; color:var(--text-body);}

.ingles-banner{
  margin-top:56px; background:var(--navy-900); color:var(--white); border-radius:24px;
  padding:44px; display:flex; flex-wrap:wrap; gap:24px; align-items:center; justify-content:space-between;
}
.ingles-banner h3{color:var(--white); font-size:1.5rem;}
.ingles-banner p{color:rgba(255,255,255,0.8); max-width:480px; margin:0;}

/* ---------- METODOLOGÍA ---------- */
.metodologia{background:var(--purple-100);}
.pillars-list{display:flex; flex-wrap:wrap; gap:12px; margin-top:32px;}
.pillars-list li{
  background:var(--white); border:1px solid var(--line); padding:10px 18px; border-radius:var(--radius-pill);
  font-size:0.9rem; font-weight:600; color:var(--navy-900);
}

/* ---------- DIRECTORA ---------- */
.directora-inner{
  max-width:1180px; margin:0 auto; padding:96px 24px;
  display:grid; gap:48px; align-items:center; grid-template-columns:1fr;
}
@media (min-width:820px){.directora-inner{grid-template-columns:0.8fr 1.2fr;}}
.directora-photo img{border-radius:24px; box-shadow:var(--shadow-card); width:100%; object-fit:cover; aspect-ratio:4/5;}
.pull-quote{font-family:var(--font-display); font-style:italic; font-size:1.4rem; color:var(--purple-600); margin:12px 0 20px;}
.director-badges{display:flex; flex-wrap:wrap; gap:10px;}
.director-stat{
  display:inline-block; font-weight:700; font-size:0.85rem; color:var(--navy-900);
  background:var(--purple-100); padding:8px 16px; border-radius:var(--radius-pill); margin-bottom:20px;
}
.credentials{margin-top:20px;}
.credentials li{
  position:relative; padding-left:26px; margin-bottom:10px; font-size:0.95rem; color:var(--text-body);
}
.credentials li::before{
  content:""; position:absolute; left:0; top:8px; width:8px; height:8px; border-radius:50%; background:var(--gold-600);
}

/* ---------- TESTIMONIOS ---------- */
.testimonios{background:var(--off-white);}
.testi-grid{display:grid; gap:24px; margin-top:48px; grid-template-columns:1fr;}
@media (min-width:768px){.testi-grid{grid-template-columns:repeat(3,1fr);}}
.testi-card{background:var(--white); border-radius:var(--radius-card); padding:28px; box-shadow:var(--shadow-card);}
.testi-stars{color:var(--gold-600); letter-spacing:2px; margin-bottom:12px;}
.testi-quote{font-style:italic; color:var(--navy-900); font-size:0.98rem;}
.testi-author{display:flex; align-items:center; gap:12px; margin-top:16px;}
.testi-avatar{
  width:40px; height:40px; border-radius:50%; background:var(--purple-100); color:var(--purple-600);
  display:flex; align-items:center; justify-content:center; font-weight:700; font-size:0.85rem;
}
.testi-name{display:block; font-weight:700; font-size:0.9rem;}
.testi-role{display:block; font-size:0.8rem; color:var(--text-body);}

/* ---------- GALERÍA ---------- */
.gallery-grid{
  display:grid; gap:20px; margin-top:40px;
  grid-template-columns:repeat(2,1fr);
}
@media (min-width:640px){.gallery-grid{grid-template-columns:repeat(4,1fr);}}
.gallery-icon-item{
  display:flex; flex-direction:column; align-items:center; gap:14px; text-align:center;
  background:var(--white); border:1px solid var(--line); border-radius:var(--radius-card);
  padding:28px 16px; box-shadow:var(--shadow-card); color:var(--navy-900); font-size:0.92rem; font-weight:600;
  transition:transform var(--transition-fast), box-shadow var(--transition-fast);
}
.gallery-icon-item:hover{transform:translateY(-4px); box-shadow:0 16px 34px rgba(11,30,77,0.12);}
.gallery-icon{
  display:inline-flex; width:56px; height:56px; align-items:center; justify-content:center;
  border-radius:50%; background:var(--purple-100); color:var(--purple-600);
}
.gallery-icon svg{width:28px; height:28px;}

.lightbox-modal{
  position:fixed; inset:0; background:rgba(11,30,77,0.85); z-index:400;
  display:flex; align-items:center; justify-content:center; padding:40px 24px;
}
.lightbox-modal[hidden]{display:none;}
.lightbox-figure{max-width:min(900px,92vw); max-height:88vh; margin:0; text-align:center;}
.lightbox-figure img{max-width:100%; max-height:78vh; border-radius:12px; object-fit:contain;}
.lightbox-figure figcaption{color:var(--white); margin-top:14px; font-weight:600; font-size:0.95rem;}
.lightbox-close{
  position:fixed; top:24px; right:24px; color:var(--white); font-size:2rem;
  background:none; border:none; cursor:pointer; line-height:1; z-index:401;
}

/* ---------- FAQ ---------- */
.faq-list{margin-top:40px; border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-question{
  width:100%; background:none; border:none; text-align:left; padding:20px 4px;
  display:flex; justify-content:space-between; align-items:center;
  font-family:var(--font-body); font-weight:600; font-size:1rem; color:var(--navy-900);
}
.faq-icon{font-size:1.3rem; color:var(--purple-600); transition:transform var(--transition-fast);}
.faq-question[aria-expanded="true"] .faq-icon{transform:rotate(45deg);}
.faq-answer{max-height:0; overflow:hidden; transition:max-height var(--transition-med);}
.faq-answer p{padding:0 4px 20px; color:var(--text-body);}

/* ---------- CONTACTO ---------- */
.contact-layout{display:grid; gap:40px; margin-top:48px; grid-template-columns:1fr;}
@media (min-width:960px){.contact-layout{grid-template-columns:0.9fr 1.1fr;}}
.contact-cards{display:grid; gap:16px; grid-template-columns:1fr;}
@media (min-width:560px){.contact-cards{grid-template-columns:1fr 1fr;}}
.contact-card{
  display:flex; flex-direction:column; align-items:flex-start; gap:10px; background:var(--white); border:1px solid var(--line);
  border-radius:var(--radius-card); padding:24px; transition:box-shadow var(--transition-fast), transform var(--transition-fast);
}
a.contact-card:hover{box-shadow:var(--shadow-card); transform:translateY(-3px);}
.contact-icon{
  display:inline-flex; width:52px; height:52px; align-items:center; justify-content:center;
  border-radius:50%; background:var(--purple-100); color:var(--purple-600); flex-shrink:0;
}
.contact-icon svg{width:24px; height:24px;}
.contact-label{font-size:0.78rem; font-weight:700; text-transform:uppercase; letter-spacing:0.06em; color:var(--gold-600);}
.contact-value{font-weight:600; font-size:0.95rem; line-height:1.5; word-break:break-word;}

.contact-form{background:var(--off-white); border-radius:24px; padding:32px; border:1px solid var(--line);}
.form-row{margin-bottom:18px;}
.form-row-half{display:grid; gap:16px; grid-template-columns:1fr 1fr;}
label{display:block; font-size:0.85rem; font-weight:600; margin-bottom:6px; color:var(--navy-900);}
input[type="text"], input[type="tel"], input[type="email"], select, textarea{
  width:100%; padding:12px 14px; border:1px solid var(--line); border-radius:var(--radius-input);
  font-family:var(--font-body); font-size:0.95rem; background:var(--white); color:var(--navy-900);
  transition:border-color var(--transition-fast), box-shadow var(--transition-fast);
}
input:focus, select:focus, textarea:focus{
  border-color:var(--purple-600); box-shadow:0 0 0 3px rgba(91,42,158,0.15); outline:none;
}
.form-checkbox{display:flex; align-items:flex-start; gap:10px;}
.form-checkbox input{margin-top:4px;}
.form-checkbox label{font-weight:400; font-size:0.85rem; margin:0;}
.form-checkbox a{color:var(--purple-600); text-decoration:underline;}
.form-actions{display:flex; flex-wrap:wrap; gap:12px; margin-top:8px;}
.form-note{margin-top:14px; font-size:0.85rem; color:var(--purple-600); min-height:1.2em;}

.como-llegar{text-align:center; margin-top:64px; padding-top:48px; border-top:1px solid var(--line);}
.como-llegar-title{font-family:var(--font-display); font-size:1.6rem; color:var(--navy-900); margin:0 0 8px;}
.como-llegar-lead{color:var(--text-body); max-width:520px; margin:0 auto 24px;}
.tiktok-embed-wrap{display:flex; justify-content:center;}

.social-row{display:flex; gap:16px; justify-content:center; margin-top:56px;}
.social-btn{
  width:44px; height:44px; border-radius:50%; border:1.5px solid var(--line); color:var(--navy-900);
  display:flex; align-items:center; justify-content:center; transition:background var(--transition-fast), color var(--transition-fast);
}
.social-btn svg{width:20px; height:20px;}
.social-btn:hover{background:var(--navy-900); color:var(--white);}

/* ---------- FOOTER ---------- */
.site-footer{background:var(--navy-900); color:rgba(255,255,255,0.85);}
.footer-inner{max-width:800px; margin:0 auto; padding:64px 24px; text-align:center;}
.footer-logo{height:123px; margin:0 auto 20px; background:var(--white); border-radius:16px; padding:12px 24px;}
.footer-slogan{font-family:var(--font-display); font-style:italic; color:var(--white); font-size:1.1rem;}
.footer-links{display:flex; flex-wrap:wrap; gap:20px; justify-content:center; margin:24px 0;}
.footer-links a{font-size:0.88rem; font-weight:600; opacity:0.85;}
.footer-links a:hover{opacity:1;}
.footer-social{display:flex; gap:14px; justify-content:center; margin-bottom:24px;}
.footer-social a{
  width:38px; height:38px; border-radius:50%; border:1.5px solid rgba(255,255,255,0.3);
  display:flex; align-items:center; justify-content:center; color:var(--white);
}
.footer-social svg{width:18px; height:18px;}
.footer-legal{font-size:0.8rem; opacity:0.7; margin:4px 0;}
.footer-legal a{text-decoration:underline;}

/* ---------- WHATSAPP FLOAT ---------- */
.wa-float{
  position:fixed; right:20px; bottom:20px; width:56px; height:56px; border-radius:50%;
  background:var(--navy-900); color:var(--white); display:flex; align-items:center; justify-content:center;
  box-shadow:0 8px 20px rgba(0,0,0,0.25); z-index:200; transition:transform var(--transition-fast), background var(--transition-fast);
}
.wa-float:hover{background:var(--purple-600);}
.wa-float:hover{transform:scale(1.08);}
.wa-float svg{width:28px; height:28px;}

/* ---------- PRIVACY MODAL ---------- */
.privacy-modal{
  position:fixed; inset:0; background:rgba(11,30,77,0.55); z-index:300;
  display:flex; align-items:center; justify-content:center; padding:24px;
}
.privacy-modal[hidden]{display:none;}
.privacy-modal-inner{
  background:var(--white); border-radius:20px; padding:32px; max-width:480px; position:relative;
}
.privacy-close{
  position:absolute; top:16px; right:16px; background:none; border:none; font-size:1.5rem; color:var(--navy-900);
}

/* ---------- REVEAL ANIMATION ---------- */
.reveal{opacity:0; transform:translateY(18px); transition:opacity 600ms ease, transform 600ms ease;}
.reveal.in-view{opacity:1; transform:translateY(0);}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  .reveal{opacity:1; transform:none; transition:none;}
  .btn:hover{transform:none;}
}