/* ═══════════════════════════════════════════════════════════════
   NEM Design System — Editorial Institucional
   Nueva Escuela Mexicana Digital
   ═══════════════════════════════════════════════════════════════ */

/* ── Variables ─────────────────────────────────────────────── */
:root {
  /* Palette */
  --nem-guinda: #9b2247;
  --nem-guinda-light: #c4436a;
  --nem-guinda-dark: #6e1832;
  --nem-guinda-bg: #fdf2f5;
  --nem-teal: #1e5b4f;
  --nem-teal-light: #2a7a6a;
  --nem-teal-dark: #0f3d34;
  --nem-teal-bg: #eef7f5;
  --nem-gold: #c9953c;
  --nem-gold-bg: #fdf8ef;

  /* Neutrals */
  --nem-black: #161a1d;
  --nem-gray-900: #2d3136;
  --nem-gray-700: #5c6166;
  --nem-gray-500: #8a8f94;
  --nem-gray-300: #c4c7ca;
  --nem-gray-100: #ecedef;
  --nem-gray-50: #f7f7f8;
  --nem-white: #ffffff;
  --nem-paper: #fafaf9;

  /* Typography */
  --nem-font: 'Montserrat', system-ui, -apple-system, sans-serif;
  --nem-text-xs: 0.75rem;
  --nem-text-sm: 0.85rem;
  --nem-text-base: 0.95rem;
  --nem-text-lg: 1.1rem;
  --nem-text-xl: 1.35rem;
  --nem-text-2xl: 1.75rem;
  --nem-text-3xl: 2.25rem;
  --nem-text-4xl: 3rem;
  --nem-leading: 1.65;

  /* Spacing */
  --nem-sp-xs: 0.25rem;
  --nem-sp-sm: 0.5rem;
  --nem-sp-md: 1rem;
  --nem-sp-lg: 1.5rem;
  --nem-sp-xl: 2rem;
  --nem-sp-2xl: 3rem;
  --nem-sp-3xl: 4.5rem;

  /* Radius */
  --nem-radius-sm: 4px;
  --nem-radius-md: 8px;
  --nem-radius-lg: 14px;
  --nem-radius-xl: 20px;

  /* Shadows */
  --nem-shadow-sm: 0 1px 3px rgba(22,26,29,0.06);
  --nem-shadow-md: 0 4px 12px rgba(22,26,29,0.08);
  --nem-shadow-lg: 0 8px 30px rgba(22,26,29,0.10);
  --nem-shadow-xl: 0 16px 50px rgba(22,26,29,0.12);
  --nem-shadow-guinda: 0 4px 20px rgba(155,34,71,0.15);

  /* Transitions */
  --nem-ease: cubic-bezier(0.4, 0, 0.2, 1);
  --nem-duration: 0.25s;

  /* Layout */
  --nem-max-width: 1200px;
  --nem-header-h: 64px;
}

/* ── Reset & Base ──────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

body {
  font-family: var(--nem-font);
  font-size: var(--nem-text-base);
  line-height: var(--nem-leading);
  color: var(--nem-gray-900);
  background: var(--nem-paper);
  -webkit-font-smoothing: antialiased;
}

/* ── Typography ────────────────────────────────────────────── */
.nem-display {
  font-weight: 100;
  font-size: var(--nem-text-4xl);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--nem-black);
}

.nem-h1 {
  font-weight: 700;
  font-size: var(--nem-text-2xl);
  line-height: 1.2;
  color: var(--nem-black);
}

.nem-h2 {
  font-weight: 700;
  font-size: var(--nem-text-xl);
  line-height: 1.3;
  color: var(--nem-black);
}

.nem-h3 {
  font-weight: 600;
  font-size: var(--nem-text-lg);
  color: var(--nem-gray-900);
}

.nem-label {
  font-size: var(--nem-text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--nem-gray-500);
}

.nem-caption {
  font-size: var(--nem-text-sm);
  color: var(--nem-gray-700);
}

/* ── Guinda Ribbon — signature accent ──────────────────────── */
.nem-ribbon {
  position: relative;
}

.nem-ribbon::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--nem-guinda), var(--nem-guinda-light));
  border-radius: 2px;
}

.nem-ribbon-top::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--nem-guinda), var(--nem-guinda-light), transparent);
}

/* ── Buttons ───────────────────────────────────────────────── */
.nem-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--nem-font);
  font-weight: 600;
  font-size: var(--nem-text-sm);
  padding: 0.6rem 1.25rem;
  border-radius: var(--nem-radius-md);
  border: none;
  cursor: pointer;
  transition: all var(--nem-duration) var(--nem-ease);
  text-decoration: none;
}

.nem-btn-primary {
  background: linear-gradient(135deg, var(--nem-guinda), var(--nem-guinda-dark));
  color: var(--nem-white);
  box-shadow: var(--nem-shadow-guinda);
}

.nem-btn-primary:hover {
  background: linear-gradient(135deg, var(--nem-guinda-light), var(--nem-guinda));
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(155,34,71,0.25);
}

.nem-btn-secondary {
  background: linear-gradient(135deg, var(--nem-teal), var(--nem-teal-dark));
  color: var(--nem-white);
}

.nem-btn-secondary:hover {
  background: linear-gradient(135deg, var(--nem-teal-light), var(--nem-teal));
  transform: translateY(-1px);
}

.nem-btn-outline {
  background: transparent;
  border: 1.5px solid var(--nem-gray-300);
  color: var(--nem-gray-700);
}

.nem-btn-outline:hover {
  border-color: var(--nem-guinda);
  color: var(--nem-guinda);
  background: var(--nem-guinda-bg);
}

/* ── Cards ─────────────────────────────────────────────────── */
.nem-card {
  background: var(--nem-white);
  border-radius: var(--nem-radius-lg);
  border: 1px solid var(--nem-gray-100);
  box-shadow: var(--nem-shadow-sm);
  overflow: hidden;
  transition: all var(--nem-duration) var(--nem-ease);
}

.nem-card:hover {
  box-shadow: var(--nem-shadow-lg);
  transform: translateY(-3px);
  border-color: var(--nem-gray-300);
}

.nem-card-img {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  background: var(--nem-gray-50);
}

.nem-card-img--placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--nem-gray-50), var(--nem-gray-100));
  color: var(--nem-gray-300);
  font-size: 2.5rem;
}

.nem-card-body {
  padding: var(--nem-sp-lg);
}

.nem-card-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: var(--nem-text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.2rem 0.6rem;
  border-radius: var(--nem-radius-sm);
  background: var(--nem-guinda-bg);
  color: var(--nem-guinda);
}

.nem-card-badge--teal {
  background: var(--nem-teal-bg);
  color: var(--nem-teal);
}

.nem-card-title {
  font-weight: 700;
  font-size: var(--nem-text-lg);
  color: var(--nem-black);
  margin: 0.5rem 0 0.4rem;
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.nem-card-excerpt {
  font-size: var(--nem-text-sm);
  color: var(--nem-gray-700);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 0.75rem;
}

.nem-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem var(--nem-sp-lg);
  border-top: 1px solid var(--nem-gray-100);
  font-size: var(--nem-text-xs);
  color: var(--nem-gray-500);
}

/* ── Header ────────────────────────────────────────────────── */
.nem-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--nem-white);
  border-bottom: 1px solid var(--nem-gray-100);
  box-shadow: var(--nem-shadow-sm);
}

.nem-header-inner {
  max-width: var(--nem-max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 0 var(--nem-sp-lg);
  height: var(--nem-header-h);
}

.nem-header-logo img {
  height: 38px;
  width: auto;
}

.nem-header-search {
  flex: 1;
  max-width: 480px;
  position: relative;
}

.nem-header-search input {
  width: 100%;
  padding: 0.5rem 1rem 0.5rem 2.5rem;
  border: 1.5px solid var(--nem-gray-100);
  border-radius: 100px;
  font-family: var(--nem-font);
  font-size: var(--nem-text-sm);
  background: var(--nem-gray-50);
  transition: all var(--nem-duration) var(--nem-ease);
}

.nem-header-search input:focus {
  outline: none;
  border-color: var(--nem-guinda);
  background: var(--nem-white);
  box-shadow: 0 0 0 3px rgba(155,34,71,0.1);
}

.nem-header-search i {
  position: absolute;
  left: 0.9rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--nem-gray-500);
  font-size: 0.85rem;
}

.nem-header-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nem-header-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: transparent;
  color: var(--nem-gray-700);
  cursor: pointer;
  transition: all var(--nem-duration) var(--nem-ease);
  font-size: 1.1rem;
  position: relative;
}

.nem-header-btn:hover {
  background: var(--nem-gray-50);
  color: var(--nem-guinda);
}

.nem-header-btn .badge {
  position: absolute;
  top: 2px;
  right: 2px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--nem-guinda);
  color: white;
  font-size: 0.6rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

/* Mobile hamburger */
.nem-header-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.4rem;
  color: var(--nem-gray-700);
  cursor: pointer;
}

@media (max-width: 768px) {
  .nem-header-toggle { display: flex; }
  .nem-header-search { display: none; }
  .nem-header-nav { display: none; }
  .nem-header-nav.open { display: flex; flex-direction: column; position: absolute; top: var(--nem-header-h); left: 0; right: 0; background: var(--nem-white); border-bottom: 1px solid var(--nem-gray-100); padding: var(--nem-sp-md); box-shadow: var(--nem-shadow-md); }
}

/* ── Footer ────────────────────────────────────────────────── */
.nem-footer {
  background: var(--nem-black);
  color: var(--nem-gray-300);
  margin-top: var(--nem-sp-3xl);
  position: relative;
}

.nem-footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--nem-guinda), var(--nem-gold), var(--nem-teal));
}

.nem-footer-inner {
  max-width: var(--nem-max-width);
  margin: 0 auto;
  padding: var(--nem-sp-2xl) var(--nem-sp-lg);
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--nem-sp-xl);
}

@media (max-width: 768px) {
  .nem-footer-inner { grid-template-columns: 1fr; gap: var(--nem-sp-lg); }
}

.nem-footer-brand h4 {
  color: var(--nem-white);
  font-size: var(--nem-text-lg);
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.nem-footer-brand p {
  font-size: var(--nem-text-sm);
  line-height: 1.6;
  color: var(--nem-gray-500);
}

.nem-footer-col h5 {
  color: var(--nem-white);
  font-size: var(--nem-text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}

.nem-footer-col a {
  display: block;
  color: var(--nem-gray-500);
  text-decoration: none;
  font-size: var(--nem-text-sm);
  padding: 0.25rem 0;
  transition: color var(--nem-duration) var(--nem-ease);
}

.nem-footer-col a:hover {
  color: var(--nem-white);
}

.nem-footer-bottom {
  max-width: var(--nem-max-width);
  margin: 0 auto;
  padding: var(--nem-sp-md) var(--nem-sp-lg);
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--nem-text-xs);
  color: var(--nem-gray-500);
}

.nem-footer-social {
  display: flex;
  gap: 0.75rem;
}

.nem-footer-social a {
  color: var(--nem-gray-500);
  font-size: 1.1rem;
  transition: color var(--nem-duration) var(--nem-ease);
}

.nem-footer-social a:hover {
  color: var(--nem-guinda-light);
}

/* ── Recurso View ──────────────────────────────────────────── */
.nem-recurso {
  max-width: var(--nem-max-width);
  margin: 0 auto;
  padding: var(--nem-sp-xl) var(--nem-sp-lg);
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: var(--nem-sp-xl);
}

@media (max-width: 992px) {
  .nem-recurso { grid-template-columns: 1fr; }
}

.nem-recurso-main { min-width: 0; }

.nem-recurso-viewer {
  background: var(--nem-black);
  border-radius: var(--nem-radius-lg);
  overflow: hidden;
  margin-bottom: var(--nem-sp-lg);
}

.nem-recurso-viewer video,
.nem-recurso-viewer iframe,
.nem-recurso-viewer embed,
.nem-recurso-viewer object {
  width: 100%;
  aspect-ratio: 16/9;
  display: block;
  border: none;
}

.nem-recurso-title {
  font-weight: 700;
  font-size: var(--nem-text-2xl);
  color: var(--nem-black);
  line-height: 1.2;
  margin-bottom: 0.5rem;
}

.nem-recurso-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: var(--nem-sp-lg);
  font-size: var(--nem-text-sm);
  color: var(--nem-gray-500);
}

.nem-recurso-meta span {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

.nem-recurso-actions {
  display: flex;
  gap: 0.5rem;
  margin-bottom: var(--nem-sp-lg);
  padding-bottom: var(--nem-sp-lg);
  border-bottom: 1px solid var(--nem-gray-100);
}

.nem-recurso-content {
  font-size: var(--nem-text-base);
  line-height: var(--nem-leading);
  color: var(--nem-gray-900);
}

.nem-recurso-content img { max-width: 100%; border-radius: var(--nem-radius-md); }

/* Sidebar */
.nem-recurso-sidebar { display: flex; flex-direction: column; gap: var(--nem-sp-lg); }

.nem-sidebar-card {
  background: var(--nem-white);
  border: 1px solid var(--nem-gray-100);
  border-radius: var(--nem-radius-lg);
  padding: var(--nem-sp-lg);
}

.nem-sidebar-card h4 {
  font-size: var(--nem-text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--nem-gray-500);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.nem-sidebar-card h4 i { color: var(--nem-guinda); }

/* ── Comments ──────────────────────────────────────────────── */
.nem-comments {
  margin-top: var(--nem-sp-xl);
}

.nem-comments-title {
  font-weight: 700;
  font-size: var(--nem-text-lg);
  color: var(--nem-black);
  margin-bottom: var(--nem-sp-lg);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nem-comment-form {
  background: var(--nem-white);
  border: 1px solid var(--nem-gray-100);
  border-radius: var(--nem-radius-lg);
  padding: var(--nem-sp-lg);
  margin-bottom: var(--nem-sp-lg);
}

.nem-comment-form textarea {
  width: 100%;
  min-height: 80px;
  padding: 0.75rem;
  border: 1.5px solid var(--nem-gray-100);
  border-radius: var(--nem-radius-md);
  font-family: var(--nem-font);
  font-size: var(--nem-text-sm);
  resize: vertical;
  transition: border-color var(--nem-duration) var(--nem-ease);
}

.nem-comment-form textarea:focus {
  outline: none;
  border-color: var(--nem-guinda);
}

.nem-comment {
  display: flex;
  gap: var(--nem-sp-md);
  padding: var(--nem-sp-lg) 0;
  border-bottom: 1px solid var(--nem-gray-100);
}

.nem-comment:last-child { border-bottom: none; }

.nem-comment-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--nem-guinda-bg), var(--nem-teal-bg));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: var(--nem-text-sm);
  color: var(--nem-guinda);
  flex-shrink: 0;
}

.nem-comment-body { flex: 1; min-width: 0; }

.nem-comment-header {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  margin-bottom: 0.3rem;
}

.nem-comment-author {
  font-weight: 600;
  font-size: var(--nem-text-sm);
  color: var(--nem-black);
}

.nem-comment-date {
  font-size: var(--nem-text-xs);
  color: var(--nem-gray-500);
}

.nem-comment-text {
  font-size: var(--nem-text-sm);
  color: var(--nem-gray-700);
  line-height: 1.6;
}

.nem-comment-actions {
  display: flex;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.nem-comment-actions a {
  font-size: var(--nem-text-xs);
  font-weight: 600;
  color: var(--nem-gray-500);
  text-decoration: none;
  transition: color var(--nem-duration) var(--nem-ease);
}

.nem-comment-actions a:hover { color: var(--nem-guinda); }

/* Threaded replies */
.nem-comment-replies {
  margin-left: 52px;
  border-left: 2px solid var(--nem-gray-100);
  padding-left: var(--nem-sp-md);
}

/* ── Star Ratings ──────────────────────────────────────────── */
.nem-rating {
  background: var(--nem-white);
  border: 1px solid var(--nem-gray-100);
  border-radius: var(--nem-radius-lg);
  padding: var(--nem-sp-lg);
  margin-bottom: var(--nem-sp-lg);
}

.nem-rating-header {
  display: flex;
  align-items: center;
  gap: var(--nem-sp-md);
  margin-bottom: var(--nem-sp-md);
}

.nem-rating-score {
  font-size: var(--nem-text-3xl);
  font-weight: 700;
  color: var(--nem-gold);
  line-height: 1;
}

.nem-rating-stars {
  display: flex;
  gap: 2px;
}

.nem-rating-stars i {
  color: var(--nem-gold);
  font-size: 1.1rem;
}

.nem-rating-stars i.empty {
  color: var(--nem-gray-300);
}

.nem-rating-count {
  font-size: var(--nem-text-sm);
  color: var(--nem-gray-500);
}

.nem-rating-interactive .nem-rating-stars i {
  cursor: pointer;
  transition: transform 0.15s var(--nem-ease);
}

.nem-rating-interactive .nem-rating-stars i:hover {
  transform: scale(1.2);
}

/* ── Collection Grid ───────────────────────────────────────── */
.nem-collection-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--nem-sp-lg);
}

@media (max-width: 576px) {
  .nem-collection-grid { grid-template-columns: 1fr; }
}

/* ── Hero / Landing ────────────────────────────────────────── */
.nem-hero {
  position: relative;
  background: linear-gradient(135deg, var(--nem-black) 0%, var(--nem-guinda-dark) 50%, var(--nem-teal-dark) 100%);
  color: var(--nem-white);
  padding: var(--nem-sp-3xl) var(--nem-sp-lg);
  overflow: hidden;
}

.nem-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

.nem-hero-inner {
  max-width: var(--nem-max-width);
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.nem-hero h1 {
  font-weight: 100;
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.1;
  margin-bottom: 1rem;
}

.nem-hero h1 strong {
  font-weight: 700;
  background: linear-gradient(90deg, var(--nem-guinda-light), var(--nem-gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nem-hero p {
  font-size: var(--nem-text-lg);
  color: rgba(255,255,255,0.7);
  max-width: 520px;
  margin-bottom: var(--nem-sp-xl);
}

.nem-hero-stats {
  display: flex;
  gap: var(--nem-sp-2xl);
  margin-top: var(--nem-sp-xl);
  padding-top: var(--nem-sp-xl);
  border-top: 1px solid rgba(255,255,255,0.1);
}

.nem-hero-stat {
  text-align: center;
}

.nem-hero-stat-value {
  font-size: var(--nem-text-2xl);
  font-weight: 700;
  color: var(--nem-white);
}

.nem-hero-stat-label {
  font-size: var(--nem-text-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.5);
}

/* ── Section Headings ──────────────────────────────────────── */
.nem-section {
  max-width: var(--nem-max-width);
  margin: 0 auto;
  padding: var(--nem-sp-2xl) var(--nem-sp-lg);
}

.nem-section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: var(--nem-sp-lg);
}

.nem-section-header h2 {
  font-weight: 700;
  font-size: var(--nem-text-xl);
  color: var(--nem-black);
  position: relative;
  padding-left: 1rem;
}

.nem-section-header h2::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.15em;
  bottom: 0.15em;
  width: 4px;
  background: var(--nem-guinda);
  border-radius: 2px;
}

/* ── Skeleton Loading ──────────────────────────────────────── */
@keyframes nem-shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

.nem-skeleton {
  background: linear-gradient(90deg, var(--nem-gray-100) 25%, var(--nem-gray-50) 50%, var(--nem-gray-100) 75%);
  background-size: 200% 100%;
  animation: nem-shimmer 1.5s infinite;
  border-radius: var(--nem-radius-md);
}

.nem-skeleton-text { height: 1em; margin-bottom: 0.5rem; }
.nem-skeleton-title { height: 1.5em; width: 60%; margin-bottom: 0.75rem; }
.nem-skeleton-img { width: 100%; aspect-ratio: 16/10; }
.nem-skeleton-card { height: 280px; }

/* ── Empty States ──────────────────────────────────────────── */
.nem-empty {
  text-align: center;
  padding: var(--nem-sp-3xl) var(--nem-sp-lg);
}

.nem-empty-icon {
  font-size: 3rem;
  color: var(--nem-gray-300);
  margin-bottom: var(--nem-sp-md);
}

.nem-empty h3 {
  font-weight: 700;
  font-size: var(--nem-text-lg);
  color: var(--nem-gray-700);
  margin-bottom: 0.5rem;
}

.nem-empty p {
  color: var(--nem-gray-500);
  font-size: var(--nem-text-sm);
  max-width: 360px;
  margin: 0 auto var(--nem-sp-lg);
}

/* ── Tooltips ──────────────────────────────────────────────── */
.nem-tooltip {
  position: relative;
  cursor: help;
}

.nem-tooltip::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) scale(0.95);
  background: var(--nem-black);
  color: var(--nem-white);
  font-size: var(--nem-text-xs);
  padding: 0.4rem 0.75rem;
  border-radius: var(--nem-radius-sm);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: all 0.2s var(--nem-ease);
}

.nem-tooltip:hover::after {
  opacity: 1;
  transform: translateX(-50%) scale(1);
}

/* ── Utility ───────────────────────────────────────────────── */
.nem-container {
  max-width: var(--nem-max-width);
  margin: 0 auto;
  padding: 0 var(--nem-sp-lg);
}

.nem-divider {
  border: none;
  border-top: 1px solid var(--nem-gray-100);
  margin: var(--nem-sp-xl) 0;
}

.nem-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: var(--nem-text-xs);
  font-weight: 500;
  padding: 0.2rem 0.6rem;
  border-radius: 100px;
  background: var(--nem-gray-50);
  color: var(--nem-gray-700);
  border: 1px solid var(--nem-gray-100);
}

.nem-tag:hover {
  border-color: var(--nem-guinda);
  color: var(--nem-guinda);
  background: var(--nem-guinda-bg);
}

/* Lazy load images — fade in suave al cargar */
img[loading="lazy"] {
  transition: opacity 0.3s ease;
}

/* Focus visible for accessibility */
:focus-visible {
  outline: 2px solid var(--nem-guinda);
  outline-offset: 2px;
}

/* Print */
@media print {
  .nem-header, .nem-footer, .nem-hero { display: none; }
  .nem-card { box-shadow: none; border: 1px solid #ddd; }
}