:root {
  --color-primary: #0A2C9B;
  --color-primary-dark: #081D91;
  --color-secondary: #C22128;
  --color-accent: #6B7280;
  --color-text: #111827;
  --color-muted: #4B5563;
  --color-border: #D1D5DB;
  --color-surface: #FFFFFF;
  --color-alt: #F5F8FF;
  --color-white: #FFFFFF;
  --font-display: "Exo 2", Arial, Helvetica, sans-serif;
  --font-heading: "Archivo", Arial, Helvetica, sans-serif;
  --font-body: "Source Sans 3", Arial, Helvetica, sans-serif;
  --radius: 18px;
  --radius-sm: 12px;
  --shadow: 0 16px 40px rgba(17, 24, 39, .10);
  --shadow-soft: 0 8px 24px rgba(17, 24, 39, .08);
  --container: 1160px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 132px; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-surface);
  font-size: 16px;
  line-height: 1.6;
}
img { max-width: 100%; height: auto; }
a { color: var(--color-primary); text-decoration: underline; text-underline-offset: 3px; }
a:hover { color: var(--color-primary-dark); }

.container { width: min(100% - 32px, var(--container)); margin-inline: auto; }
.center { text-align: center; }

#inicio, section[id], footer[id] { scroll-margin-top: 132px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 8px 24px rgba(17, 24, 39, 0);
  transition: box-shadow .2s ease;
}
.site-header.is-scrolled {
  box-shadow: 0 12px 30px rgba(17, 24, 39, .12);
}

.topbar {
  background: var(--color-primary-dark);
  color: var(--color-white);
  font-size: 14px;
}
.topbar-inner {
  min-height: 40px;
  display: flex;
  align-items: center;
  gap: 20px;
  justify-content: flex-end;
}
.topbar a { color: var(--color-white); text-decoration: none; font-weight: 600; }

.navbar {
  position: relative;
  background: rgba(255,255,255,.96);
  border-bottom: 1px solid rgba(209,213,219,.8);
  backdrop-filter: blur(12px);
}
.nav-inner {
  display: flex;
  min-height: 86px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand img { width: 260px; max-height: 70px; object-fit: contain; display: block; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 700;
}
.nav-links a { color: var(--color-text); text-decoration: none; }
.nav-links a:hover { color: var(--color-primary); }
.nav-cta {
  color: var(--color-white) !important;
  background: var(--color-secondary);
  padding: 10px 16px;
  border-radius: 999px;
}
.menu-toggle { display: none; background: transparent; border: 0; width: 42px; height: 42px; padding: 8px; }
.menu-toggle span { display: block; height: 3px; background: var(--color-primary-dark); margin: 6px 0; border-radius: 3px; }

.hero {
  background:
    radial-gradient(circle at 85% 20%, rgba(194,33,40,.12), transparent 28%),
    linear-gradient(135deg, #F5F8FF 0%, #FFFFFF 55%, #F5F8FF 100%);
  padding: 78px 0 66px;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, .92fr);
  gap: 44px;
  align-items: center;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-secondary);
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: 13px;
}
.eyebrow::before {
  content: "";
  width: 28px;
  height: 3px;
  background: currentColor;
  border-radius: 999px;
}
h1, h2, h3, h4 {
  margin: 0 0 16px;
  line-height: 1.12;
  color: var(--color-text);
}
h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.5rem, 5vw, 4.6rem);
  letter-spacing: -.04em;
  max-width: 880px;
}
h2 { font-family: var(--font-heading); font-weight: 700; font-size: clamp(2rem, 3.3vw, 3rem); letter-spacing: -.025em; }
h3 { font-family: var(--font-heading); font-weight: 700; font-size: 1.35rem; }
p { margin: 0 0 18px; color: var(--color-muted); }
.hero-copy p { font-size: 1.2rem; max-width: 720px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-top: 26px; }
.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 46px;
  padding: 13px 20px;
  border-radius: 999px;
  border: 2px solid transparent;
  font-family: var(--font-heading);
  font-weight: 700;
  text-decoration: none;
  line-height: 1;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-soft); }
.btn-primary { background: var(--color-primary); color: var(--color-white); }
.btn-secondary { background: var(--color-white); color: var(--color-primary); border-color: var(--color-primary); }
.btn-danger { background: var(--color-secondary); color: var(--color-white); }
.btn.full { width: 100%; }
.hero-contact { display: flex; gap: 10px; margin-top: 24px; font-weight: 700; color: var(--color-muted); }
.hero-contact a { text-decoration: none; }

.hero-card { position: relative; }
.main-card {
  background: var(--color-white);
  border: 1px solid rgba(209,213,219,.9);
  border-radius: 28px;
  padding: 34px;
  box-shadow: var(--shadow);
  text-align: center;
}
.main-card img { width: 130px; margin-bottom: 14px; }
.main-card h2 { color: var(--color-primary-dark); font-size: 2.2rem; font-family: var(--font-display); }
.mini-cards {
  display: grid;
  gap: 14px;
  margin-top: 16px;
}
.mini-cards div {
  background: var(--color-primary-dark);
  color: var(--color-white);
  border-radius: 18px;
  padding: 18px;
}
.mini-cards strong { display: block; font-family: var(--font-heading); font-size: 1.1rem; }
.mini-cards span { color: rgba(255,255,255,.78); }

.section { padding: 80px 0; }
.alt { background: var(--color-alt); }
.section-heading { max-width: 780px; margin-bottom: 38px; }
.section-heading.center { margin-inline: auto; }
.section-heading p { font-size: 1.1rem; }
.card-grid { display: grid; gap: 22px; }
.card-grid.three { grid-template-columns: repeat(3, 1fr); }
.feature-card, .courses article, .value-box, .stat-card, .donate-actions-card, .lead-form, .map-placeholder {
  background: var(--color-white);
  border: 1px solid rgba(209,213,219,.88);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow-soft);
}
.feature-card .icon {
  width: 54px; height: 54px; display: grid; place-items: center;
  background: var(--color-alt); color: var(--color-primary); border-radius: 16px;
  font-size: 1.6rem; margin-bottom: 20px;
}
.split-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 46px; align-items: center; }
.reverse { direction: rtl; }
.reverse > * { direction: ltr; }
.tags { display: flex; flex-wrap: wrap; gap: 10px; }
.tags span { background: var(--color-alt); color: var(--color-primary-dark); font-weight: 700; border-radius: 999px; padding: 8px 12px; font-size: 14px; }

.blue-section { background: var(--color-primary-dark); color: var(--color-white); }
.blue-section h2, .blue-section .section-heading p, .blue-section .eyebrow { color: var(--color-white); }
.blue-section .eyebrow { opacity: .95; }
.service-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.service-grid div {
  background: rgba(255,255,255,.10);
  border: 1px solid rgba(255,255,255,.18);
  color: var(--color-white);
  border-radius: 14px;
  padding: 16px;
  font-weight: 700;
}
.stat-card { background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark)); color: var(--color-white); }
.stat-card span { color: rgba(255,255,255,.8); font-weight: 800; letter-spacing: .2em; }
.stat-card h2, .stat-card p { color: var(--color-white); }
.check-list { margin: 20px 0 0; padding: 0; list-style: none; }
.check-list li { position: relative; padding-left: 30px; margin: 11px 0; color: var(--color-muted); }
.check-list li::before { content: "✓"; position: absolute; left: 0; top: 0; color: var(--color-secondary); font-weight: 800; }
.courses { grid-template-columns: repeat(4, 1fr); }
.courses article { font-weight: 800; color: var(--color-primary-dark); min-height: 100px; display: flex; align-items: center; }
.action-block { margin-top: 28px; }
.community-list { display: grid; gap: 14px; }
.community-list div { padding: 20px; border-radius: 16px; border: 1px solid var(--color-border); background: var(--color-alt); }
.community-list strong { display: block; font-family: var(--font-heading); color: var(--color-primary-dark); }
.community-list span { color: var(--color-muted); }

.donate {
  background: linear-gradient(135deg, rgba(194,33,40,.10), #fff 45%, rgba(10,44,155,.08));
}
.donate-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 34px; align-items: center; }
.bank-card { background: var(--color-white); border-left: 5px solid var(--color-secondary); border-radius: 16px; padding: 22px; box-shadow: var(--shadow-soft); max-width: 520px; }
.bank-card p { margin-bottom: 6px; }
.donate-actions-card { background: var(--color-primary-dark); }
.donate-actions-card h3, .donate-actions-card p { color: var(--color-white); }
.donate-actions-card .btn { margin-right: 8px; margin-top: 10px; }

.form-section { background: var(--color-primary-dark); color: var(--color-white); }
.form-grid { display: grid; grid-template-columns: .88fr 1.12fr; gap: 38px; align-items: start; }
.form-section h2, .form-section .eyebrow, .form-section p, .form-section .check-list li { color: var(--color-white); }
.lead-form { color: var(--color-text); }
.form-row { display: grid; gap: 16px; margin-bottom: 16px; }
.form-row.two { grid-template-columns: 1fr 1fr; }
.lead-form > div { margin-bottom: 16px; }
label { display: block; margin-bottom: 7px; color: var(--color-text); font-weight: 700; }
input, select, textarea {
  width: 100%;
  min-height: 46px;
  padding: 12px 14px;
  border: 1px solid #6B7280;
  border-radius: var(--radius-sm);
  font: inherit;
  background: var(--color-white);
  color: var(--color-text);
}
textarea { resize: vertical; }
input:focus-visible, select:focus-visible, textarea:focus-visible, button:focus-visible, a:focus-visible {
  outline: 3px solid #A7C2FF;
  outline-offset: 3px;
}
.form-help { font-size: 14px; margin-top: 12px; }
.conditional-field { display: none; }
.conditional-field.is-visible { display: block; }
.notice { border-radius: 14px; padding: 14px 16px; font-weight: 700; margin-bottom: 16px; }
.notice.success { background: #ECFDF5; color: #065F46; border-left: 5px solid #0F766E; }
.notice.error { background: #FEF2F2; color: #7F1D1D; border-left: 5px solid var(--color-secondary); }

.gallery-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.gallery-grid div { min-height: 180px; border-radius: var(--radius); display: grid; place-items: center; text-align: center; color: var(--color-white); font-family: var(--font-heading); font-weight: 800; background: linear-gradient(135deg, var(--color-primary), var(--color-secondary)); padding: 20px; }
.contact-grid { display: grid; grid-template-columns: 1fr .9fr; gap: 34px; align-items: stretch; }
.map-placeholder { min-height: 300px; background: var(--color-alt); display: flex; flex-direction: column; justify-content: center; }

.site-footer { background: #07124F; color: var(--color-white); padding-top: 56px; }
.footer-grid { display: grid; grid-template-columns: 1.1fr 1fr 1fr; gap: 34px; padding-bottom: 40px; }
.footer-logo { width: 260px; background: white; padding: 10px; border-radius: 12px; margin-bottom: 16px; }
.site-footer h3, .site-footer p, .site-footer a { color: var(--color-white); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); padding: 18px; text-align: center; }
.footer-bottom p { margin: 0; }
.whatsapp-float {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 100;
  background: #25D366;
  color: #07124F;
  font-family: var(--font-heading);
  font-weight: 800;
  text-decoration: none;
  padding: 14px 18px;
  border-radius: 999px;
  box-shadow: 0 10px 30px rgba(0,0,0,.20);
}
.back-to-top {
  position: fixed;
  right: 24px;
  bottom: 76px;
  width: 46px;
  height: 46px;
  z-index: 101;
  display: grid;
  place-items: center;
  background: var(--color-primary-dark);
  color: var(--color-white);
  border: 2px solid rgba(255,255,255,.9);
  border-radius: 999px;
  text-decoration: none;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 24px;
  line-height: 1;
  box-shadow: 0 10px 30px rgba(0,0,0,.22);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity .2s ease, visibility .2s ease, transform .2s ease, background .2s ease;
}
.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.back-to-top:hover {
  color: var(--color-white);
  background: var(--color-secondary);
}

@media (max-width: 1024px) {
  .nav-links { gap: 12px; font-size: 14px; }
  .brand img { width: 220px; }
  .hero-grid, .split-grid, .donate-grid, .form-grid, .contact-grid { grid-template-columns: 1fr; }
  .card-grid.three, .service-grid, .courses, .gallery-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 820px) {
  html { scroll-padding-top: 132px; }
  #inicio, section[id], footer[id] { scroll-margin-top: 132px; }
  .topbar-inner { justify-content: center; flex-wrap: wrap; gap: 8px 16px; padding: 8px 0; }
  .menu-toggle { display: block; }
  .nav-inner { min-height: 76px; }
  .nav-links {
    position: absolute;
    left: 16px;
    right: 16px;
    top: calc(100% + 8px);
    display: none;
    flex-direction: column;
    align-items: stretch;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 18px;
    box-shadow: var(--shadow);
    padding: 16px;
  }
  .nav-links.is-open { display: flex; }
  .nav-links a { padding: 10px 12px; }
  .nav-cta { text-align: center; }
  .brand img { width: 205px; }
  .hero { padding: 58px 0 48px; }
  .hero-actions { align-items: stretch; }
  .btn { width: 100%; }
  .hero-contact { flex-wrap: wrap; }
  .section { padding: 58px 0; }
  .form-row.two, .card-grid.three, .service-grid, .courses, .gallery-grid, .footer-grid { grid-template-columns: 1fr; }
  .donate-actions-card .btn { margin-right: 0; }
  .footer-logo { width: 220px; }
  .whatsapp-float { right: 14px; bottom: 14px; padding: 13px 16px; }
  .back-to-top { right: 18px; bottom: 72px; width: 44px; height: 44px; font-size: 22px; }
}