@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=Inter:wght@300;400;500;600&family=Dancing+Script:wght@700&display=swap');
@import url('https://cdn.jsdelivr.net/npm/@tabler/icons-webfont@latest/tabler-icons.min.css');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --rosa: #E8587A;
  --rosa-light: #F5C6D3;
  --rosa-pale: #FDF0F3;
  --negro: #111111;
  --gris-texto: #3A3A3A;
  --gris-medio: #767676;
  --gris-claro: #F4F4F4;
  --blanco: #FFFFFF;
  --borde: #E8E8E8;
}

html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', sans-serif;
  background: var(--blanco);
  color: var(--negro);
  line-height: 1.6;
  overflow-x: clip; /* hidden rompe position:sticky — clip no */
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }

/* ===== TOPBAR ===== */
.topbar {
  background: var(--negro);
  color: #ccc;
  font-size: 0.75rem;
  padding: 0.45rem 2.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  max-height: 60px;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease, opacity 0.25s ease;
  opacity: 1;
}
.topbar.oculta {
  max-height: 0;
  padding-top: 0;
  padding-bottom: 0;
  opacity: 0;
}
.topbar a { color: #ccc; transition: color 0.2s; }
.topbar a:hover { color: var(--rosa); }
.topbar-left { display: flex; gap: 1.5rem; align-items: center; }
.topbar-right { display: flex; gap: 1rem; align-items: center; }
.topbar-right a { font-size: 1rem; }

/* ===== NAV ===== */
.nav {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  padding: 0 2.5rem;
  background: var(--blanco);
  border-bottom: 1px solid var(--borde);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}
.nav-logo img { height: 64px; width: auto; }
.nav-logo-text {
  font-family: 'Dancing Script', cursive;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--rosa);
  line-height: 1;
  letter-spacing: 0.01em;
  padding: 1rem 0;
}
.nav-links {
  display: flex;
  gap: 0;
  list-style: none;
  align-items: center;
  justify-content: center;
}
.nav-links a {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--negro);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 1.4rem 0.9rem;
  border-bottom: 2px solid transparent;
  transition: border-color 0.2s, color 0.2s;
  display: block;
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--rosa);
  border-bottom-color: var(--rosa);
}
.nav-dropdown { position: relative; }
.nav-dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + 1px);
  left: 0;
  background: var(--blanco);
  border: 1px solid var(--borde);
  min-width: 220px;
  padding: 0.5rem 0;
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
}
.nav-dropdown:hover .nav-dropdown-menu { display: block; }
.nav-dropdown-menu a {
  display: block;
  padding: 0.65rem 1.25rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  border-bottom: none !important;
  transition: color 0.15s, background 0.15s;
}
.nav-dropdown-menu a:hover { color: var(--rosa); background: var(--gris-claro); }

/* Botones derecha del nav */
.nav-actions {
  display: flex;
  gap: 0.6rem;
  align-items: center;
  padding-left: 1.2rem;
  flex-shrink: 0;
}
.nav-actions a {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.55rem 1.1rem;
  border-radius: 2px;
  white-space: nowrap;
  transition: all 0.2s;
  border: 1.5px solid transparent;
  line-height: 1;
}
.nav-actions a.nav-btn-matricula {
  background: var(--rosa);
  color: #fff;
  border-color: var(--rosa);
}
.nav-actions a.nav-btn-matricula:hover {
  background: #c93f62;
  border-color: #c93f62;
  color: #fff;
}
.nav-actions a.nav-btn-login {
  background: transparent;
  color: var(--negro);
  border-color: var(--negro);
}
.nav-actions a.nav-btn-login:hover {
  background: var(--negro);
  color: #fff;
}
.nav-cta {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--rosa);
  border-bottom: 2px solid transparent;
  transition: color 0.2s, border-color 0.2s;
  padding: 1.4rem 0.9rem;
}
.nav-cta:hover { color: var(--rosa); border-bottom-color: var(--rosa); }

/* ===== SHARED SECTION STYLES ===== */
.section-wrap { padding: 4rem 2.5rem; }
.section-wrap--gray { background: var(--gris-claro); }
.section-wrap--rosa { background: var(--rosa-pale); }
.section-wrap--dark { background: var(--negro); color: var(--blanco); }

.section-kicker {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--rosa);
  margin-bottom: 0.6rem;
}
.section-title {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(2.4rem, 5vw, 4rem);
  letter-spacing: 0.03em;
  color: var(--negro);
  line-height: 0.95;
  margin-bottom: 1rem;
}
.section-title--white { color: var(--blanco); }
.section-title em { font-style: normal; color: var(--rosa); }
.section-body {
  font-size: 0.92rem;
  color: var(--gris-texto);
  line-height: 1.8;
  max-width: 54ch;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.75rem 1.75rem;
  border: 2px solid var(--negro);
  color: var(--negro);
  background: transparent;
  transition: background 0.2s, color 0.2s;
  cursor: pointer;
}
.btn:hover { background: var(--negro); color: var(--blanco); }
.btn--filled { background: var(--rosa); color: var(--blanco); border-color: var(--rosa); }
.btn--filled:hover { background: #c94066; border-color: #c94066; }
.btn--white { border-color: var(--blanco); color: var(--blanco); }
.btn--white:hover { background: var(--blanco); color: var(--negro); }
.btn--text {
  border: none;
  padding: 0;
  font-size: 0.78rem;
  color: var(--rosa);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 600;
  background: none;
}
.btn--text:hover { text-decoration: underline; }

/* ===== DIVIDER ===== */
.divider { height: 1px; background: var(--borde); }

/* ===== FOOTER ===== */
.footer {
  background: var(--negro);
  color: var(--blanco);
  padding: 3rem 2.5rem 2rem;
}
.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}
.footer-logo img { height: 44px; filter: brightness(0) invert(1); }
.footer-tagline {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
  max-width: 36ch;
  line-height: 1.6;
  margin-top: 0.75rem;
}
.footer-links { list-style: none; display: flex; gap: 1.5rem; flex-wrap: wrap; align-items: center; }
.footer-links a {
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--rosa); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-copy { font-size: 0.72rem; color: rgba(255,255,255,0.25); }

/* ===== NEWSLETTER STRIP ===== */
.nl-strip {
  background: var(--rosa-pale);
  border-top: 1px solid var(--rosa-light);
  border-bottom: 1px solid var(--rosa-light);
  padding: 4rem 2.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.nl-strip .section-title { font-size: clamp(2rem, 4vw, 3.2rem); margin-bottom: 0.5rem; }
.nl-strip .section-body { max-width: 42ch; }
.nl-form { display: flex; flex-direction: column; gap: 0.75rem; }
.nl-input {
  background: var(--blanco);
  border: 1px solid var(--rosa-light);
  padding: 0.85rem 1rem;
  font-family: 'Inter', sans-serif;
  font-size: 0.88rem;
  color: var(--negro);
  outline: none;
  width: 100%;
  transition: border-color 0.2s;
}
.nl-input::placeholder { color: #BBAAAA; }
.nl-input:focus { border-color: var(--rosa); }
.nl-submit {
  background: var(--rosa);
  color: var(--blanco);
  border: none;
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.9rem;
  cursor: pointer;
  transition: opacity 0.2s;
}
.nl-submit:hover { opacity: 0.85; }
.nl-legal { font-size: 0.7rem; color: var(--gris-medio); line-height: 1.55; }

/* ===== PAGE HERO (interior) ===== */
.page-hero {
  padding: 4rem 2.5rem 3rem;
  border-bottom: 1px solid var(--borde);
  background: var(--blanco);
}
.page-hero .section-kicker { margin-bottom: 0.5rem; }

/* =============================================
   RESPONSIVE / MOBILE
   ============================================= */

/* ── Hamburger button (hidden on desktop) ── */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 0.5rem;
  background: none;
  border: none;
  z-index: 200;
}
.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--negro);
  transition: all 0.3s;
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 900px) {

  /* ── Nav ── */
  .nav { padding: 0.75rem 1.25rem; grid-template-columns: auto auto; }
  .nav-actions { display: none; }
  .topbar { display: none; }
  .nav-hamburger { display: flex; }
  .nav-links {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--blanco);
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    padding: 5rem 2rem 2rem;
    gap: 0;
    z-index: 150;
    overflow-y: auto;
  }
  .nav-links.open { display: flex; }
  .nav-links li { width: 100%; }
  .nav-links a {
    display: block;
    padding: 1rem 0;
    font-size: 1rem;
    border-bottom: 1px solid var(--borde);
    border-left: none;
  }
  .nav-dropdown-menu {
    position: static;
    display: none;
    box-shadow: none;
    border: none;
    padding: 0 0 0 1rem;
    min-width: unset;
  }
  .nav-dropdown.open .nav-dropdown-menu { display: block; }
  .nav-dropdown-menu a {
    font-size: 0.82rem;
    padding: 0.65rem 0;
    border-bottom: 1px solid var(--gris-claro);
  }
  .nav-cta {
    margin: 1.5rem 0 0;
    display: inline-block;
    padding: 0.85rem 2rem;
  }

  /* ── Secciones generales ── */
  .section-wrap { padding: 3rem 1.25rem; }
  .page-hero { padding: 2.5rem 1.25rem 2rem; }
  .section-title { font-size: clamp(2rem, 8vw, 3rem); }

  /* ── Newsletter strip ── */
  .nl-strip {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 3rem 1.25rem;
  }

  /* ── Footer ── */
  .footer { padding: 2.5rem 1.25rem 1.5rem; }
  .footer-top { flex-direction: column; gap: 1.5rem; }
  .footer-links { gap: 1rem; }
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: 0.5rem; }
}

@media (max-width: 600px) {

  /* ── Nav ── */
  .nav { padding: 0.85rem 1rem; }

  /* ── Secciones ── */
  .section-wrap { padding: 2.5rem 1rem; }
  .page-hero { padding: 2rem 1rem 1.75rem; }

  /* ── Diario layout ── */
  .diario-layout { grid-template-columns: 1fr !important; }
  .diario-main { padding: 2rem 1rem; border-right: none; border-bottom: 1px solid var(--borde); }
  .diario-sidebar { padding: 2rem 1rem; }

  /* ── Recursos ── */
  .recursos-grid { grid-template-columns: 1fr !important; }

  /* ── Footer ── */
  .footer { padding: 2rem 1rem 1.25rem; }
  .footer-links { flex-direction: column; gap: 0.75rem; }
}