/* ==========================================================================
   Líderes TI v2 — Estilos Principales
   Rediseño completo: nueva paleta, tipografía Syne, header 2 filas,
   hero full-width overlay, cards mejoradas, footer dark.
   ========================================================================== */

/* ==========================================================================
   HEADER — Dos filas
   ========================================================================== */

.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: var(--color-white);
    box-shadow: var(--shadow-md);
}

/* Fila 1: Logo + Buscador + Acciones */
.header-row-1 {
    border-bottom: 1px solid var(--color-border);
}

.header-row-1__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
    padding-top: 14px;
    padding-bottom: 14px;
}

.site-logo-text {
    font-family: var(--font-heading);
    font-size: 2rem;
    text-decoration: none;
    display: inline-flex;
    align-items: baseline;
    gap: 0.1em;
    white-space: nowrap;
}

.logo-lideres {
    color: var(--color-dark);
    font-weight: 700;
}

.logo-ti {
    color: var(--color-accent);
    font-weight: 400;
}

/* Buscador */
.header-search {
    flex: 1;
    max-width: 420px;
}

.search-form {
    position: relative;
    display: flex;
    align-items: center;
}

.search-icon {
    position: absolute;
    left: 14px;
    color: var(--color-gray-medium);
    pointer-events: none;
}

.search-field {
    width: 100%;
    padding: 10px 16px 10px 42px;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-full);
    font-family: var(--font-body);
    font-size: 0.85rem;
    background-color: var(--color-gray-light);
    transition: all var(--transition-fast);
    outline: none;
}

.search-field:focus {
    border-color: var(--color-accent);
    background-color: var(--color-white);
    box-shadow: 0 0 0 3px rgba(67,97,238,0.15);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.btn-subscribe svg {
    flex-shrink: 0;
}

.header-sponsor img {
    max-height: 36px;
    width: auto;
}

/* Botón hamburguesa */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.hamburger-line {
    display: block;
    width: 22px;
    height: 2px;
    background-color: var(--color-dark);
    transition: all var(--transition-base);
    border-radius: 2px;
}

.menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
.menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(2) {
    opacity: 0;
}
.menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Fila 2: Menú de categorías — fondo dark */
.header-row-2 {
    background-color: var(--color-primary);
}

.main-navigation {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

.main-navigation::-webkit-scrollbar {
    display: none;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 0;
    white-space: nowrap;
}

.nav-menu li a,
.nav-pill {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 14px 20px;
    color: rgba(255,255,255,0.85);
    text-decoration: none;
    transition: all var(--transition-fast);
    border-bottom: 3px solid transparent;
    background: none;
    border-radius: 0;
}

.nav-menu li a:hover,
.nav-pill:hover {
    color: var(--color-white);
    border-bottom-color: var(--color-accent);
    background: rgba(255,255,255,0.05);
    transform: none;
    opacity: 1;
}

.nav-menu li.current-cat a,
.nav-menu li.current-menu-item a {
    color: var(--color-white);
    border-bottom-color: var(--color-accent);
}

/* Override pill colors - nav v2 usa estilo uniforme */
.nav-pill--transformacion,
.nav-pill--innovacion,
.nav-pill--ia,
.nav-pill--ciberseguridad,
.nav-pill--tendencias,
.nav-pill--firmas {
    background: none;
    color: rgba(255,255,255,0.85);
}

/* ==========================================================================
   TICKER — Banda de últimas noticias
   ========================================================================== */

.header-ticker {
    background-color: var(--color-gray-light);
    border-bottom: 1px solid var(--color-border);
    overflow: hidden;
}

.ticker__inner {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding-top: 8px;
    padding-bottom: 8px;
}

.ticker__label {
    flex-shrink: 0;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-white);
    background-color: var(--color-secondary);
    padding: 4px 10px;
    border-radius: 4px;
}

.ticker__track {
    flex: 1;
    overflow: hidden;
    mask-image: linear-gradient(to right, transparent, black 5%, black 95%, transparent);
    -webkit-mask-image: linear-gradient(to right, transparent, black 5%, black 95%, transparent);
}

.ticker__content {
    display: flex;
    gap: 0;
    animation: ticker-scroll 30s linear infinite;
    white-space: nowrap;
}

.ticker__item {
    font-size: 0.8rem;
    color: var(--color-gray-dark);
    text-decoration: none;
    padding-right: 1rem;
    transition: color var(--transition-fast);
}

.ticker__item:hover {
    color: var(--color-accent);
}

.ticker__separator {
    color: var(--color-accent);
    font-size: 0.5rem;
    vertical-align: middle;
    margin-right: 0.5rem;
}

@keyframes ticker-scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ==========================================================================
   HERO SLIDER — Múltiples noticias destacadas
   ========================================================================== */

.hero-slider {
    position: relative;
    width: 100%;
    min-height: 480px;
    overflow: hidden;
    background-color: var(--color-primary);
}

.hero-slider__track {
    position: relative;
    width: 100%;
    min-height: 480px;
}

.hero-slide {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: flex-end;
    background-size: cover;
    background-position: center;
    background-color: var(--color-primary);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.6s ease, visibility 0.6s ease;
    z-index: 0;
}

.hero-slide.is-active {
    opacity: 1;
    visibility: visible;
    position: relative;
    z-index: 1;
}

/* Controles del slider */
.hero-slider__controls {
    position: absolute;
    bottom: 24px;
    right: 24px;
    z-index: 10;
    display: flex;
    align-items: center;
    gap: 12px;
}

.hero-slider__arrow {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid rgba(255,255,255,0.4);
    background: rgba(26,26,46,0.5);
    color: var(--color-white);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    backdrop-filter: blur(4px);
}

.hero-slider__arrow:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
}

.hero-slider__dots {
    display: flex;
    gap: 8px;
    align-items: center;
}

.hero-slider__dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 2px solid rgba(255,255,255,0.5);
    background: transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    padding: 0;
}

.hero-slider__dot.is-active {
    background: var(--color-white);
    border-color: var(--color-white);
    transform: scale(1.2);
}

.hero-slider__dot:hover {
    border-color: var(--color-white);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to top,
        rgba(26,26,46,0.92) 0%,
        rgba(26,26,46,0.6) 50%,
        rgba(26,26,46,0.3) 100%
    );
    z-index: 1;
}

.hero__wrapper {
    position: relative;
    z-index: 2;
    padding: var(--spacing-3xl) 0 var(--spacing-2xl);
    max-width: 720px;
}

.hero__meta-top {
    margin-bottom: var(--spacing-md);
}

.hero__meta-top .category-badge {
    background-color: var(--color-secondary);
    font-size: 0.7rem;
    padding: 5px 14px;
}

.hero__title {
    font-size: 2.75rem;
    font-weight: 700;
    line-height: 1.1;
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.hero__title strong {
    color: var(--color-accent);
}

.hero__excerpt {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.8);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.hero__meta-bottom {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    font-size: 0.85rem;
    color: rgba(255,255,255,0.65);
}

.hero__author {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255,255,255,0.9);
    font-weight: 600;
}

.hero__author img {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid rgba(255,255,255,0.3);
}

.hero__reading-time::before,
.hero__date::before {
    content: '·';
    margin-right: var(--spacing-xs);
}

/* ==========================================================================
   GRID DE ARTÍCULOS — Cards v2
   ========================================================================== */

.section-grid {
    padding: var(--spacing-2xl) 0;
}

.section-grid--alt {
    background-color: var(--color-gray-light);
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
}

/* Card v2 */
.card {
    display: flex;
    flex-direction: column;
    background: var(--color-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: box-shadow var(--transition-base), transform var(--transition-base);
    position: relative;
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.card__image-wrap {
    display: block;
    overflow: hidden;
    aspect-ratio: 16 / 9;
}

.card__image-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-base);
}

.card:hover .card__image-wrap img {
    transform: scale(1.05);
}

.card__body {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: var(--spacing-md);
    flex: 1;
}

.card__category {
    margin-bottom: 0;
}

.card__title {
    font-family: var(--font-heading);
    font-size: clamp(1.05rem, 1.2vw, 1.25rem);
    font-weight: 400;
    line-height: 1.25;
    letter-spacing: -0.015em;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card__title a {
    color: var(--color-dark);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.card__title a:hover {
    color: var(--color-accent);
}

.card__excerpt {
    font-size: 0.85rem;
    color: var(--color-gray-medium);
    line-height: 1.55;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card__footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
    padding-top: 10px;
    border-top: 1px solid var(--color-border);
    font-size: 0.75rem;
    color: var(--color-gray-medium);
}

.card__author {
    font-weight: 600;
    color: var(--color-dark);
}

/* Línea de color inferior por categoría */
.card__accent-line {
    height: 3px;
    width: 100%;
    background-color: var(--color-accent);
}

/* ==========================================================================
   MESA DE LOS LÍDERES
   ========================================================================== */

.section-mesa {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-white);
}

.mesa {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.mesa__label {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-cat-mesa);
    margin-bottom: var(--spacing-sm);
    padding: 4px 10px;
    background: rgba(232,78,27,0.1);
    border-radius: 4px;
}

.mesa__title {
    font-size: 1.75rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

.mesa__excerpt {
    color: var(--color-gray-medium);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.mesa__image img {
    width: 100%;
    border-radius: var(--radius-lg);
    object-fit: cover;
    aspect-ratio: 4 / 3;
}

.mesa__image-placeholder {
    width: 100%;
    aspect-ratio: 4 / 3;
    background: linear-gradient(135deg, var(--color-gray-light) 0%, #e0e0e0 100%);
    border-radius: var(--radius-lg);
}

/* ==========================================================================
   FIRMAS + OPINIÓN — Fondo diferenciado + Avatar
   ========================================================================== */

.section-firmas {
    padding: var(--spacing-2xl) 0;
    background-color: #F0F4FF;
}

.section-header {
    margin-bottom: var(--spacing-lg);
}

.firmas-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.firma-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--color-white);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--color-cat-firmas);
    transition: box-shadow var(--transition-base);
}

.firma-item:hover {
    box-shadow: var(--shadow-md);
}

.firma-item__avatar {
    flex-shrink: 0;
}

.firma-item__avatar img {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    object-fit: cover;
}

.firma-item__content {
    flex: 1;
    min-width: 0;
}

.firma-item__title {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 6px;
    line-height: 1.3;
}

.firma-item__title a {
    color: var(--color-dark);
    text-decoration: none;
}

.firma-item__title a:hover {
    color: var(--color-accent);
}

.firma-item__excerpt {
    font-size: 0.85rem;
    color: var(--color-gray-medium);
    margin-bottom: 8px;
    line-height: 1.5;
}

.firma-item__author {
    font-size: 0.8rem;
    color: var(--color-gray-medium);
}

.firma-item__date {
    color: var(--color-gray-medium);
}

/* ==========================================================================
   BANNER PUBLICITARIO
   ========================================================================== */

.section-banner-ad {
    padding: var(--spacing-lg) 0;
}

.banner-ad {
    text-align: center;
    max-height: 150px;
    overflow: hidden;
    border-radius: var(--radius-md);
}

.banner-ad img {
    width: 100%;
    max-height: 150px;
    object-fit: contain;
    margin: 0 auto;
}

.banner-ad--placeholder {
    max-height: none;
    background: linear-gradient(135deg, var(--color-primary) 0%, #2D2D5E 50%, var(--color-accent) 100%);
    padding: var(--spacing-xl) var(--spacing-lg);
    text-align: center;
}

.banner-ad__content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
}

.banner-ad__label {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: rgba(255,255,255,0.5);
}

.banner-ad__cta {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--color-white);
    max-width: 500px;
    line-height: 1.3;
}

.banner-ad__content .btn {
    margin-top: var(--spacing-xs);
}

/* ==========================================================================
   INFOGRAFÍA DE LA SEMANA
   ========================================================================== */

.section-infografia {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-white);
}

.infografia__header {
    margin-bottom: var(--spacing-lg);
}

.infografia__label {
    display: block;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-accent);
    margin-bottom: 4px;
}

.infografia__title {
    font-size: 1.8rem;
    font-weight: 700;
}

.infografia__excerpt {
    font-size: 1rem;
    color: var(--color-gray-medium);
    margin-top: var(--spacing-sm);
}

.infografia__image {
    text-align: center;
}

.infografia__image img {
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    border-radius: var(--radius-lg);
}

.infografia__source {
    font-size: 0.8rem;
    color: var(--color-gray-medium);
    margin-top: var(--spacing-sm);
    text-align: center;
    font-style: italic;
}

/* ==========================================================================
   CASOS DE ÉXITO — Fondo degradado azul
   ========================================================================== */

.section-casos {
    padding: 0;
}

.section-casos__bg {
    background: linear-gradient(180deg, #1565C0 0%, #42A5F5 100%);
    padding: var(--spacing-2xl) 0 var(--spacing-3xl);
}

.section-casos__heading {
    text-align: center;
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 400;
    color: var(--color-white);
    margin-bottom: var(--spacing-xl);
}

.casos-slider {
    position: relative;
}

.caso {
    display: grid;
    grid-template-columns: 45% 55%;
    gap: var(--spacing-xl);
    align-items: center;
    opacity: 0;
    visibility: hidden;
    position: absolute;
    width: 100%;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.caso.is-active {
    opacity: 1;
    visibility: visible;
    position: relative;
}

.caso__badge {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 4px 12px;
    border-radius: 4px;
    background: var(--color-cat-casos);
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.caso__title {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 400;
    color: var(--color-white);
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

.caso__excerpt {
    color: rgba(255,255,255,0.85);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
    font-size: 0.95rem;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.caso__cta {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--color-white);
    color: var(--color-primary);
    padding: 10px 24px;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.caso__cta:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

.caso__image img {
    width: 100%;
    border-radius: var(--radius-lg);
    object-fit: cover;
    aspect-ratio: 4 / 3;
    box-shadow: 0 12px 40px rgba(0,0,0,0.25);
}

.casos-slider__dots {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: var(--spacing-lg);
}

.casos-slider__dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 2px solid rgba(255,255,255,0.5);
    background: transparent;
    cursor: pointer;
    padding: 0;
    transition: all var(--transition-fast);
}

.casos-slider__dot.is-active {
    background: var(--color-white);
    border-color: var(--color-white);
    transform: scale(1.2);
}

/* ==========================================================================
   SPLIT CARD — Sección independiente
   ========================================================================== */

.section-split-card {
    padding: var(--spacing-2xl) 0;
    background-color: #f8f9ff;
}

.split-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    min-height: 380px;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 8px 40px rgba(0,0,0,0.10);
    background: #EEF2FF;
}

.split-card__left {
    padding: 48px 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 16px;
    background: #EEF2FF;
}

.split-card__label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-gray-medium);
}

.split-card__title {
    font-family: var(--font-heading);
    font-size: clamp(1.6rem, 3vw, 2.4rem);
    font-weight: 400;
    color: var(--color-dark);
    line-height: 1.2;
    margin: 0;
}

.split-card__excerpt {
    font-size: 1rem;
    color: var(--color-gray-medium);
    line-height: 1.6;
    margin: 0;
}

.split-card__cta {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--color-accent);
    color: var(--color-white);
    padding: 12px 28px;
    border-radius: var(--radius-full);
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    width: fit-content;
    transition: background var(--transition-fast);
}

.split-card__cta:hover {
    background: var(--color-dark);
    color: var(--color-white);
}

.split-card__right {
    position: relative;
    overflow: hidden;
}

.split-card__image-wrapper {
    width: 100%;
    height: 100%;
    min-height: 380px;
}

.split-card__image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* ==========================================================================
   SINGLE ARTICLE — Full width, sin sidebar
   ========================================================================== */

.single-article__hero {
    margin-bottom: 0;
}

.single-article__hero img {
    width: 100%;
    max-height: 520px;
    object-fit: cover;
}

.single-article__inner {
    max-width: 720px;
    margin: 0 auto;
    padding: var(--spacing-xl) 0 var(--spacing-2xl);
}

.single-article__category {
    margin-bottom: var(--spacing-md);
}

.single-article__title {
    font-family: var(--font-heading);
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 400;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: var(--spacing-lg);
    color: var(--color-dark);
}

.single-article__meta {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
}

.single-article__author-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.single-article__author-info img {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    object-fit: cover;
}

.single-article__author-name {
    display: block;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--color-dark);
}

.single-article__meta-row {
    display: block;
    font-size: 0.8rem;
    color: var(--color-gray-medium);
}

.single-article__separator {
    margin: 0 6px;
}

.single-article__body {
    font-size: 1.15rem;
    line-height: 1.8;
    color: var(--color-gray-dark);
}

.single-article__body p {
    margin-bottom: 1.6rem;
}

.single-article__body h2 {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 400;
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    color: var(--color-dark);
}

.single-article__body h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-top: 2rem;
    margin-bottom: 0.8rem;
    color: var(--color-dark);
}

.single-article__body img {
    border-radius: var(--radius-md);
    margin: 2rem 0;
}

.single-article__body blockquote {
    border-left: 4px solid var(--color-accent);
    padding: var(--spacing-md) var(--spacing-lg);
    margin: 2rem 0;
    font-style: italic;
    color: var(--color-gray-medium);
    background: var(--color-gray-light);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.single-article__body ul,
.single-article__body ol {
    padding-left: 1.5rem;
    margin-bottom: 1.5rem;
}

.single-article__body li {
    margin-bottom: 0.5rem;
    list-style: disc;
}

.single-article__body ol li {
    list-style: decimal;
}

.single-article__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
}

.single-article__tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 500;
    padding: 5px 14px;
    border-radius: var(--radius-full);
    background: var(--color-gray-light);
    color: var(--color-gray-dark);
    transition: all var(--transition-fast);
}

.single-article__tag:hover {
    background: var(--color-accent);
    color: var(--color-white);
}

/* ==========================================================================
   SIGUE LEYENDO — Grid de artículos post-lectura
   ========================================================================== */

.sigue-leyendo {
    padding: var(--spacing-2xl) 0 var(--spacing-3xl);
    background-color: var(--color-gray-light);
}

.sigue-leyendo__title {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 400;
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--color-dark);
}

.sigue-leyendo__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

/* ==========================================================================
   ARCHIVE / CATEGORY — Sin sidebar, diseño moderno
   ========================================================================== */

.archive-page {
    padding-bottom: var(--spacing-3xl);
}

/* Hero de categoría */
.archive-hero {
    padding: var(--spacing-2xl) 0;
    color: var(--color-white);
}

.archive-hero__inner {
    max-width: 600px;
}

.archive-hero__label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    opacity: 0.7;
}

.archive-hero__title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 400;
    color: var(--color-white);
    margin-top: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
    line-height: 1.1;
}

.archive-hero__desc {
    font-size: 1rem;
    opacity: 0.85;
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
}

.archive-hero__count {
    font-size: 0.8rem;
    opacity: 0.6;
    font-weight: 500;
}

/* Artículo destacado (primer post) */
.archive-featured {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
    padding: var(--spacing-xl) 0;
    margin-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
}

.archive-featured__image {
    display: block;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.archive-featured__image img {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
    transition: transform var(--transition-base);
}

.archive-featured__image:hover img {
    transform: scale(1.03);
}

.archive-featured__category {
    margin-bottom: var(--spacing-sm);
}

.archive-featured__title {
    font-family: var(--font-heading);
    font-size: clamp(1.4rem, 2.5vw, 2rem);
    font-weight: 400;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

.archive-featured__title a {
    color: var(--color-dark);
}

.archive-featured__title a:hover {
    color: var(--color-accent);
}

.archive-featured__excerpt {
    font-size: 0.95rem;
    color: var(--color-gray-medium);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.archive-featured__meta {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.8rem;
    color: var(--color-gray-medium);
}

.archive-featured__meta img {
    width: 32px;
    height: 32px;
    border-radius: 50%;
}

.archive-featured__author {
    font-weight: 600;
    color: var(--color-dark);
}

.archive-featured__date::before,
.archive-featured__reading::before {
    content: '·';
    margin-right: 10px;
}

/* Grid de artículos restantes */
.archive-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.search-page {
    padding: var(--spacing-2xl) 0;
}

.search-header__title span {
    color: var(--color-accent);
}

.widget-post-item__title {
    font-size: 0.9rem;
    font-weight: 700;
}

.widget-post-item__title a { color: var(--color-dark); }
.widget-post-item__title a:hover { color: var(--color-accent); }
.widget-post-item__date { font-size: 0.75rem; color: var(--color-gray-medium); }

/* Newsletter widget */
.newsletter-widget {
    background: linear-gradient(135deg, #F0F4FF 0%, #E8EDFF 100%);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
}

.newsletter-widget__title {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.newsletter-widget__desc {
    font-size: 0.85rem;
    color: var(--color-gray-medium);
    margin-bottom: var(--spacing-sm);
}

.newsletter-widget__form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.newsletter-widget__form input[type="email"] {
    padding: 10px 14px;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.9rem;
}

.newsletter-widget__form input[type="email"]:focus {
    outline: none;
    border-color: var(--color-accent);
}

/* ==========================================================================
   FOOTER — Dark theme
   ========================================================================== */

.site-footer {
    background-color: var(--color-primary);
    color: rgba(255,255,255,0.8);
    padding: 0;
}

/* Newsletter en footer */
.footer-newsletter {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-xl);
    padding: var(--spacing-xl) 0;
}

.footer-newsletter__title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 4px;
}

.footer-newsletter__desc {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.6);
    margin-bottom: 0;
}

.footer-newsletter__form {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

.footer-newsletter__form input[type="email"] {
    padding: 12px 18px;
    border: 2px solid rgba(255,255,255,0.2);
    border-radius: var(--radius-full);
    background: rgba(255,255,255,0.1);
    color: var(--color-white);
    font-family: var(--font-body);
    font-size: 0.85rem;
    min-width: 280px;
    outline: none;
    transition: border-color var(--transition-fast);
}

.footer-newsletter__form input[type="email"]::placeholder {
    color: rgba(255,255,255,0.4);
}

.footer-newsletter__form input[type="email"]:focus {
    border-color: var(--color-accent);
}

.btn--accent {
    background-color: var(--color-accent);
    color: var(--color-white);
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius-full);
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn--accent:hover {
    background-color: #3451DE;
    box-shadow: 0 4px 12px rgba(67,97,238,0.4);
}

.footer-divider {
    height: 1px;
    background: rgba(255,255,255,0.1);
}

/* Footer menus */
.footer-menus {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-lg);
    padding: var(--spacing-xl) 0;
}

.footer-column-title {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-white);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: var(--spacing-sm);
}

.footer-menu-list a,
.footer-menu-column a {
    display: block;
    font-size: 0.85rem;
    color: rgba(255,255,255,0.55);
    padding: 4px 0;
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-menu-list a:hover,
.footer-menu-column a:hover {
    color: var(--color-accent);
}

.footer-menu-list .menu-item:first-child a {
    font-weight: 700;
    color: var(--color-white);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 4px;
}

/* Footer bottom */
.footer-bottom-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg) 0;
}

.footer-logo {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    text-decoration: none;
    display: inline-flex;
    gap: 0.1em;
}

.footer-logo .logo-lideres { color: var(--color-white); font-weight: 700; }
.footer-logo .logo-ti { color: var(--color-accent); font-weight: 400; }

.footer-tagline {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.4);
    margin-top: 4px;
    margin-bottom: 0;
}

/* Social con colores de marca al hover */
.footer-social {
    display: flex;
    gap: 10px;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.7);
    transition: all var(--transition-base);
}

.social-link:hover {
    background-color: var(--social-brand, var(--color-accent));
    color: var(--color-white);
    transform: translateY(-2px);
}

.social-link svg {
    width: 16px;
    height: 16px;
}

.footer-copyright {
    text-align: center;
    padding: var(--spacing-md) 0;
    border-top: 1px solid rgba(255,255,255,0.08);
    font-size: 0.75rem;
    color: rgba(255,255,255,0.35);
}

.footer-copyright p {
    margin-bottom: 0;
}

/* ==========================================================================
   PAGES (static, 404)
   ========================================================================== */

.page-content {
    padding: var(--spacing-2xl) 0;
}

.page-content__title { font-size: 2.2rem; margin-bottom: var(--spacing-lg); }

.page-content__body {
    max-width: 720px;
    font-size: 1.05rem;
    line-height: 1.7;
}

.error-404 {
    padding: var(--spacing-3xl) 0;
    text-align: center;
    min-height: 50vh;
    display: flex;
    align-items: center;
}

.error-404__content { margin: 0 auto; }

.error-404__code {
    display: block;
    font-family: var(--font-heading);
    font-size: 8rem;
    font-weight: 700;
    color: var(--color-accent);
    opacity: 0.15;
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.error-404__title { font-size: 2rem; margin-bottom: var(--spacing-sm); }
.error-404__description { color: var(--color-gray-medium); margin-bottom: var(--spacing-lg); }

/* ==========================================================================
   PAGINATION
   ========================================================================== */

.pagination .nav-links {
    display: flex;
    justify-content: center;
    gap: 4px;
    margin-top: var(--spacing-xl);
}

.pagination .page-numbers {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-dark);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.pagination .page-numbers:hover { background-color: var(--color-gray-light); }
.pagination .page-numbers.current { background-color: var(--color-accent); color: var(--color-white); }

/* ==========================================================================
   COMMENTS
   ========================================================================== */

.comments-area {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
}

.comments-title { font-size: 1.2rem; margin-bottom: var(--spacing-lg); }
.comment-list { list-style: none; }
.comment-list .comment { padding: var(--spacing-md) 0; border-bottom: 1px solid var(--color-border); }

.comment-respond .comment-form { display: flex; flex-direction: column; gap: var(--spacing-sm); }

.comment-respond input[type="text"],
.comment-respond input[type="email"],
.comment-respond textarea {
    padding: 10px 14px;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.9rem;
}

.comment-respond textarea { min-height: 120px; resize: vertical; }
.comment-respond input:focus,
.comment-respond textarea:focus { outline: none; border-color: var(--color-accent); }

.comment-respond .form-submit .submit {
    display: inline-flex;
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    padding: 10px 24px;
    border-radius: var(--radius-full);
    border: none;
    background-color: var(--color-accent);
    color: var(--color-white);
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.comment-respond .form-submit .submit:hover { background-color: #3451DE; }

/* ==========================================================================
   POST LIST (index)
   ========================================================================== */

.posts-list { display: flex; flex-direction: column; gap: var(--spacing-lg); }

.post-item {
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
}

.post-item__title { font-size: 1.3rem; margin-bottom: var(--spacing-xs); }
.post-item__title a { color: var(--color-dark); }
.post-item__title a:hover { color: var(--color-accent); }

.post-item__meta {
    display: flex;
    gap: var(--spacing-sm);
    font-size: 0.8rem;
    color: var(--color-gray-medium);
    margin-bottom: var(--spacing-sm);
}

.post-item__image {
    display: block;
    margin-bottom: var(--spacing-sm);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.post-item__image img {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
}

/* ==========================================================================
   ANIMATIONS
   ========================================================================== */

.animate-on-scroll {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* ==========================================================================
   RESPONSIVE — Tablet (768px - 1024px)
   ========================================================================== */

@media (max-width: 1024px) {
    .articles-grid { grid-template-columns: repeat(2, 1fr); }
    .sigue-leyendo__grid { grid-template-columns: repeat(2, 1fr); }
    .firmas-grid { grid-template-columns: 1fr; }
    .single-article__inner { padding: var(--spacing-lg) 0; }
    .archive-grid { grid-template-columns: repeat(2, 1fr); }
    .archive-featured { grid-template-columns: 1fr; gap: var(--spacing-md); }
    .footer-newsletter { flex-direction: column; text-align: center; }
    .footer-newsletter__form { width: 100%; }
    .footer-newsletter__form input[type="email"] { flex: 1; min-width: 0; }
}

/* ==========================================================================
   RESPONSIVE — Mobile (< 768px)
   ========================================================================== */

@media (max-width: 768px) {

    /* Header */
    .header-search { display: none; }

    .menu-toggle { display: flex; }

    .header-actions .btn-subscribe { display: none; }

    .header-row-2 {
        position: relative;
    }

    .main-navigation {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--color-primary);
        box-shadow: var(--shadow-lg);
        z-index: 100;
    }

    .main-navigation.is-open {
        display: block;
    }

    .nav-menu {
        flex-direction: column;
        align-items: stretch;
    }

    .nav-menu li a,
    .nav-pill {
        text-align: center;
        padding: 14px 20px;
        border-bottom-color: transparent;
        border-left: 3px solid transparent;
    }

    .nav-menu li a:hover,
    .nav-pill:hover {
        border-left-color: var(--color-accent);
        border-bottom-color: transparent;
    }

    /* Ticker */
    .ticker__label { font-size: 0.6rem; padding: 3px 8px; }

    /* Hero */
    .hero-slider, .hero-slider__track { min-height: 360px; }
    .hero__title { font-size: 1.8rem; }
    .hero__wrapper { padding: var(--spacing-xl) 0 var(--spacing-lg); }
    .hero__meta-bottom { font-size: 0.75rem; }

    /* Grids */
    .articles-grid { grid-template-columns: 1fr 1fr; gap: var(--spacing-md); }
    .section-grid { padding: var(--spacing-lg) 0; }

    /* Mesa */
    .mesa { grid-template-columns: 1fr; gap: var(--spacing-md); }
    .mesa__image { order: -1; }

    /* Firmas */
    .firma-item { flex-direction: column; align-items: flex-start; }
    .firma-item__avatar img { width: 44px; height: 44px; }

    /* Casos */
    .caso { grid-template-columns: 1fr; gap: var(--spacing-md); }
    .caso__image { order: -1; }
    .caso__title { font-size: 1.4rem; }

    /* Split card */
    .split-card { grid-template-columns: 1fr; border-radius: 16px; }
    .split-card__right { min-height: 220px; }
    .split-card__image-wrapper { min-height: 220px; }
    .split-card__left { padding: 28px 24px; }

    /* Single */
    .single-article__title { font-size: 1.6rem; }
    .single-article__hero img { max-height: 300px; }
    .sigue-leyendo__grid { grid-template-columns: 1fr; }

    /* Archive cards */
    .archive-grid { grid-template-columns: 1fr 1fr; gap: var(--spacing-md); }
    .archive-featured__meta { flex-wrap: wrap; }

    /* Footer */
    .footer-menus { grid-template-columns: repeat(2, 1fr); gap: var(--spacing-md); }
    .footer-bottom-row { flex-direction: column; text-align: center; gap: var(--spacing-md); }
    .footer-social { justify-content: center; }
}

@media (max-width: 480px) {
    .articles-grid { grid-template-columns: 1fr; }
    .footer-menus { grid-template-columns: 1fr 1fr; }
    .site-logo-text { font-size: 1.5rem; }
    .hero__title { font-size: 1.5rem; }
    .archive-grid { grid-template-columns: 1fr; }
}