/* =========================================================
   Ifasina · Blog público
   Paleta: crema #FAFAF8 · texto #1a1a1a · esmeralda #1B6B45 · dorado #C9A84C
   Tipografías: Cormorant Garamond (títulos) + DM Sans (cuerpo)
   ========================================================= */

:root {
  --ifa-bg:        #FAFAF8;
  --ifa-bg-2:      #F2EFE8;
  --ifa-text:      #1a1a1a;
  --ifa-muted:     #6b6b6b;
  --ifa-line:      #e6e2d8;
  --ifa-green:     #1B6B45;
  --ifa-green-dk:  #14533a;
  --ifa-gold:      #C9A84C;
  --ifa-gold-dk:   #a98a32;
  --ifa-shadow:    0 6px 24px rgba(20, 30, 25, 0.08);
  --ifa-shadow-h:  0 18px 40px rgba(20, 30, 25, 0.14);
  --ifa-radius:    14px;
}

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

html, body { margin: 0; padding: 0; }

body {
  background: var(--ifa-bg);
  color: var(--ifa-text);
  font-family: 'DM Sans', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--ifa-green); text-decoration: none; }
a:hover { color: var(--ifa-gold-dk); }

img { max-width: 100%; display: block; }

h1, h2, h3, h4 {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: 0 0 .6em;
}

.ifa-container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.ifa-container--narrow { max-width: 780px; }

/* ── Header ───────────────────────────────────────────── */
.ifa-header {
  background: #fff;
  border-bottom: 1px solid var(--ifa-line);
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(6px);
}
.ifa-header__row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem 1.25rem;
}
.ifa-logo {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--ifa-text);
  letter-spacing: .02em;
}
.ifa-nav {
  display: flex; gap: 1.5rem;
}
.ifa-nav a {
  color: var(--ifa-text);
  font-weight: 500;
  font-size: .95rem;
  position: relative;
  padding: .25rem 0;
}
.ifa-nav a.is-active::after {
  content: '';
  position: absolute; left: 0; right: 0; bottom: -4px;
  height: 2px; background: var(--ifa-gold);
}

/* ── Hero ─────────────────────────────────────────────── */
.ifa-hero {
  background: linear-gradient(180deg, #fff 0%, var(--ifa-bg) 100%);
  padding: 4rem 0 3rem;
  text-align: center;
  border-bottom: 1px solid var(--ifa-line);
}
.ifa-hero__eyebrow {
  color: var(--ifa-gold-dk);
  font-weight: 700;
  letter-spacing: .25em;
  text-transform: uppercase;
  font-size: .8rem;
  margin: 0 0 .5rem;
}
.ifa-hero__title {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  margin: 0 0 .5rem;
}
.ifa-hero__subtitle {
  color: var(--ifa-muted);
  margin: 0 auto 2rem;
  max-width: 540px;
}

.ifa-search {
  max-width: 560px;
  margin: 0 auto;
}
.ifa-search input {
  width: 100%;
  padding: .9rem 1.2rem;
  border: 1px solid var(--ifa-line);
  border-radius: 999px;
  background: #fff;
  font: inherit;
  box-shadow: var(--ifa-shadow);
  transition: border-color .2s, box-shadow .2s;
}
.ifa-search input:focus {
  outline: none;
  border-color: var(--ifa-gold);
  box-shadow: 0 0 0 4px rgba(201,168,76,.18);
}

/* ── Secciones / Grid ─────────────────────────────────── */
.ifa-section { padding: 3rem 1.25rem; }
.ifa-section__title {
  font-size: 1.8rem;
  margin: 0 0 1.5rem;
  padding-bottom: .75rem;
  border-bottom: 1px solid var(--ifa-line);
}

.ifa-grid {
  display: grid;
  gap: 1.75rem;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
}
.ifa-grid--featured {
  grid-template-columns: 2fr 1fr 1fr;
  gap: 1.5rem;
}
@media (max-width: 900px) {
  .ifa-grid--featured { grid-template-columns: 1fr; }
}

/* ── Card ─────────────────────────────────────────────── */
.ifa-card {
  background: #fff;
  border: 1px solid var(--ifa-line);
  border-radius: var(--ifa-radius);
  overflow: hidden;
  display: flex; flex-direction: column;
  box-shadow: var(--ifa-shadow);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.ifa-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--ifa-shadow-h);
  border-color: var(--ifa-gold);
}
.ifa-card__media {
  display: block;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--ifa-bg-2);
}
.ifa-card__media img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .4s ease;
}
.ifa-card:hover .ifa-card__media img { transform: scale(1.04); }

.ifa-card__body { padding: 1.25rem 1.4rem 1.5rem; flex: 1; display: flex; flex-direction: column; }
.ifa-card__meta { color: var(--ifa-muted); font-size: .85rem; margin: 0 0 .5rem; }
.ifa-card__title {
  font-size: 1.45rem;
  margin: 0 0 .6rem;
}
.ifa-card__title a { color: var(--ifa-text); }
.ifa-card__title a:hover { color: var(--ifa-green-dk); }
.ifa-card__excerpt {
  color: var(--ifa-muted);
  margin: 0 0 1rem;
  flex: 1;
}
.ifa-card__cta {
  color: var(--ifa-gold-dk);
  font-weight: 700;
  font-size: .95rem;
}

.ifa-card--lead { grid-row: span 2; }
.ifa-card--lead .ifa-card__media { aspect-ratio: 4 / 3; }
.ifa-card--lead .ifa-card__title { font-size: 2rem; }

/* ── Paginación ───────────────────────────────────────── */
.ifa-pager {
  display: flex; justify-content: space-between; align-items: center;
  gap: 1rem; margin-top: 2.5rem;
}
.ifa-pager__btn {
  display: inline-block;
  padding: .65rem 1.4rem;
  border: 1px solid var(--ifa-gold);
  color: var(--ifa-gold-dk);
  border-radius: 999px;
  font-weight: 600;
  transition: background .2s, color .2s;
}
.ifa-pager__btn:hover { background: var(--ifa-gold); color: #fff; }
.ifa-pager__btn.is-disabled {
  opacity: .35; cursor: not-allowed; pointer-events: none;
}
.ifa-pager__info { color: var(--ifa-muted); font-size: .9rem; }

/* ── Empty / 404 ──────────────────────────────────────── */
.ifa-empty {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--ifa-muted);
}
.ifa-404 { text-align: center; padding: 6rem 1rem; }
.ifa-404 h1 {
  font-size: 6rem; color: var(--ifa-gold-dk); margin: 0;
}
.ifa-btn {
  display: inline-block;
  padding: .8rem 1.6rem;
  border-radius: 999px;
  background: var(--ifa-green);
  color: #fff !important;
  font-weight: 600;
  margin-top: 1rem;
}
.ifa-btn:hover { background: var(--ifa-green-dk); }

/* ── Artículo ─────────────────────────────────────────── */
.ifa-article { padding: 2.5rem 1.25rem 4rem; }

.ifa-breadcrumb {
  font-size: .85rem;
  color: var(--ifa-muted);
  margin-bottom: 2rem;
  display: flex; gap: .5rem; flex-wrap: wrap;
}
.ifa-breadcrumb a { color: var(--ifa-muted); }
.ifa-breadcrumb a:hover { color: var(--ifa-gold-dk); }
.ifa-breadcrumb .is-current { color: var(--ifa-text); font-weight: 500; }

.ifa-article__header { margin-bottom: 2rem; text-align: center; }
.ifa-article__meta { color: var(--ifa-muted); font-size: .9rem; margin: 0 0 .75rem; letter-spacing: .05em; text-transform: uppercase; }
.ifa-article__title { font-size: clamp(2rem, 4.5vw, 3rem); margin: 0 0 1rem; }
.ifa-article__lead { font-size: 1.2rem; color: var(--ifa-muted); font-family: 'Cormorant Garamond', serif; font-style: italic; }

.ifa-article__cover {
  margin: 0 0 2.5rem;
  border-radius: var(--ifa-radius);
  overflow: hidden;
  box-shadow: var(--ifa-shadow);
}
.ifa-article__cover img { width: 100%; height: auto; }

.ifa-article__body p {
  font-size: 1.1rem;
  margin: 0 0 1.3rem;
}
.ifa-article__body p:first-of-type::first-letter {
  font-family: 'Cormorant Garamond', serif;
  font-size: 3.6rem;
  float: left;
  line-height: 1;
  padding: .25rem .6rem .25rem 0;
  color: var(--ifa-gold-dk);
  font-weight: 700;
}

.ifa-article__nav {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--ifa-line);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 1rem;
  align-items: center;
}
.ifa-article__nav-link {
  display: block;
  padding: 1rem;
  border-radius: var(--ifa-radius);
  border: 1px solid var(--ifa-line);
  transition: border-color .2s, background .2s;
}
.ifa-article__nav-link:hover { border-color: var(--ifa-gold); background: #fff; }
.ifa-article__nav-link span { display: block; color: var(--ifa-muted); font-size: .8rem; text-transform: uppercase; letter-spacing: .1em; }
.ifa-article__nav-link strong { color: var(--ifa-text); font-weight: 600; font-size: .95rem; }
.ifa-article__nav-link.is-next { text-align: right; }
.ifa-article__nav-back {
  color: var(--ifa-gold-dk); font-weight: 700; font-size: .95rem; white-space: nowrap;
}
@media (max-width: 700px) {
  .ifa-article__nav { grid-template-columns: 1fr; }
  .ifa-article__nav-link.is-next { text-align: left; }
}

/* ── Footer ───────────────────────────────────────────── */
.ifa-footer {
  background: #14213d;
  color: #d5d8e0;
  padding: 2.5rem 1.25rem;
  margin-top: 4rem;
}
.ifa-footer__row {
  display: flex; flex-wrap: wrap; gap: 1rem;
  align-items: center; justify-content: space-between;
}
.ifa-footer__brand {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.6rem;
  margin: 0;
  color: #fff;
}
.ifa-footer__copy { margin: 0; font-size: .9rem; color: #9aa1b2; }
.ifa-footer__nav { display: flex; gap: 1.25rem; }
.ifa-footer__nav a { color: #d5d8e0; font-size: .9rem; }
.ifa-footer__nav a:hover { color: var(--ifa-gold); }

/* ── Buscador (estado vacío) ──────────────────────────── */
.ifa-empty--search { display: none; }
.ifa-empty--search.is-visible { display: block; }