/* Catálogo Cotelco Training — animaciones y estilo 2026. Scope: .cat-wrapper */

.cat-wrapper {
    /* Base */
    --cat-bg-main: #f8fafc;
    --cat-bg-card: #ffffff;
    --cat-text-main: #0f172a;
    --cat-text-muted: #64748b;
    --cat-surface: #ffffff;
    --cat-surface-elevated: #ffffff;
    --cat-glass: rgba(255, 255, 255, 0.72);
    --cat-glass-border: rgba(12, 102, 176, 0.1);

    /* Marca Cotelco (alias → cotelco-brand.css) */
    --cat-primary: var(--cotelco-blue);
    --cat-primary-mid: var(--cotelco-cyan);
    --cat-primary-deep: var(--cotelco-blue-deep);
    --cat-brand-blue: var(--cat-primary);
    --cat-brand-accent: var(--cat-primary-mid);

    /* Acentos institucionales */
    --cat-accent-teal: var(--cotelco-green);
    --cat-accent-violet: var(--cotelco-orange);
    --cat-accent-amber: var(--cotelco-gold);
    --cat-accent-rose: var(--cotelco-orange);

    /* Gradientes */
    --cat-gradient-hero: radial-gradient(ellipse 120% 80% at 100% 0%, rgba(35, 171, 236, 0.12) 0%, transparent 55%),
        linear-gradient(135deg, rgba(12, 102, 176, 0.06) 0%, rgba(248, 250, 252, 0) 60%);
    --cat-gradient-cta: linear-gradient(135deg, var(--cotelco-blue) 0%, var(--cotelco-cyan) 100%);
    --cat-gradient-cta-hover: linear-gradient(135deg, var(--cotelco-cyan) 0%, var(--cotelco-green) 100%);
    --cat-gradient-card-shine: linear-gradient(105deg, transparent 40%, rgba(255, 255, 255, 0.45) 50%, transparent 60%);
    --cat-gradient-mesh: radial-gradient(ellipse 60% 50% at 10% 20%, rgba(12, 102, 176, 0.07) 0%, transparent 50%),
        radial-gradient(ellipse 50% 40% at 90% 10%, rgba(35, 171, 236, 0.06) 0%, transparent 45%),
        radial-gradient(ellipse 40% 35% at 70% 80%, rgba(75, 180, 73, 0.05) 0%, transparent 40%);

    /* Tags — fondos (compartidos con brand) */
    --cat-tag-ia-bg: var(--cotelco-tag-ia-bg);
    --cat-tag-ia-text: var(--cotelco-tag-ia-text);
    --cat-tag-ia-gradient: var(--cotelco-tag-ia-gradient);
    --cat-tag-ia-glow: var(--cotelco-tag-ia-glow);
    --cat-tag-revenue-bg: var(--cotelco-tag-revenue-bg);
    --cat-tag-revenue-text: var(--cotelco-tag-revenue-text);
    --cat-tag-revenue-gradient: var(--cotelco-tag-revenue-gradient);
    --cat-tag-revenue-glow: var(--cotelco-tag-revenue-glow);
    --cat-tag-gestion-bg: var(--cotelco-tag-gestion-bg);
    --cat-tag-gestion-text: var(--cotelco-tag-gestion-text);
    --cat-tag-gestion-gradient: var(--cotelco-tag-gestion-gradient);
    --cat-tag-gestion-glow: var(--cotelco-tag-gestion-glow);
    --cat-tag-sost-bg: var(--cotelco-tag-sost-bg);
    --cat-tag-sost-text: var(--cotelco-tag-sost-text);
    --cat-tag-sost-gradient: var(--cotelco-tag-sost-gradient);
    --cat-tag-sost-glow: var(--cotelco-tag-sost-glow);
    --cat-tag-oper-bg: var(--cotelco-tag-oper-bg);
    --cat-tag-oper-text: var(--cotelco-tag-oper-text);
    --cat-tag-oper-gradient: var(--cotelco-tag-oper-gradient);
    --cat-tag-oper-glow: var(--cotelco-tag-oper-glow);
    --cat-tag-foods-bg: var(--cotelco-tag-foods-bg);
    --cat-tag-foods-text: var(--cotelco-tag-foods-text);
    --cat-tag-foods-gradient: var(--cotelco-tag-foods-gradient);
    --cat-tag-foods-glow: var(--cotelco-tag-foods-glow);
    --cat-tag-default-bg: var(--cotelco-tag-default-bg);
    --cat-tag-default-text: var(--cotelco-tag-default-text);
    --cat-tag-default-gradient: var(--cotelco-tag-default-gradient);
    --cat-tag-default-glow: var(--cotelco-tag-default-glow);

    /* Layout */
    --cat-radius-main: 20px;
    --cat-radius-sub: 12px;
    --cat-shadow-sm: 0 4px 6px -1px rgba(12, 102, 176, 0.04), 0 2px 4px -2px rgba(12, 102, 176, 0.02);
    --cat-shadow-md: 0 10px 15px -3px rgba(12, 102, 176, 0.08), 0 4px 6px -4px rgba(12, 102, 176, 0.03);
    --cat-shadow-hover: 0 20px 40px -12px rgba(12, 102, 176, 0.18), 0 8px 16px -8px rgba(12, 102, 176, 0.08);
    --cat-shadow-glow: 0 0 0 1px rgba(12, 102, 176, 0.08), 0 12px 32px -8px rgba(35, 171, 236, 0.15);

    /* Motion */
    --cat-ease-out: cubic-bezier(0.22, 1, 0.36, 1);
    --cat-ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --cat-duration-fast: 0.2s;
    --cat-duration-med: 0.45s;
    --cat-duration-slow: 0.7s;
    --cat-transition: transform var(--cat-duration-med) var(--cat-ease-out),
        box-shadow var(--cat-duration-med) var(--cat-ease-out),
        opacity var(--cat-duration-med) var(--cat-ease-out),
        color var(--cat-duration-fast) ease,
        background var(--cat-duration-fast) ease,
        border-color var(--cat-duration-fast) ease;

    position: relative;
    isolation: isolate;
    margin: 0 auto;
    padding: 60px 24px 80px;
    font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
    color: var(--cat-text-muted);
    background: var(--cat-bg-main);
    overflow-x: hidden;
}

.cat-wrapper::before {
    content: '';
    position: fixed;
    inset: 0;
    background: var(--cat-gradient-mesh);
    pointer-events: none;
    z-index: 0;
}

.cat-wrapper > * {
    position: relative;
    z-index: 1;
}

/* ── Keyframes ───────────────────── */

@keyframes catFadeInUp {
    from {
        opacity: 0;
        transform: translateY(24px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes catFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes catSlideInLeft {
    from {
        opacity: 0;
        transform: translateX(32px) scale(0.97);
    }
    to {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
}

@keyframes catScaleIn {
    from {
        opacity: 0;
        transform: scale(0.92);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes catShimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

@keyframes catTabPulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.04); }
    100% { transform: scale(1); }
}

@keyframes catBenefitIn {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ── A. Hero ─────────────────────── */

.cat-hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
    margin-bottom: 48px;
    padding: 32px;
    border-radius: var(--cat-radius-main);
    background: var(--cat-gradient-hero);
    position: relative;
    overflow: hidden;
}

.cat-hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--cat-primary), var(--cat-primary-mid), var(--cat-accent-teal), transparent);
    background-size: 200% 100%;
    opacity: 0.6;
}

@media (prefers-reduced-motion: no-preference) {
    .cat-hero::after {
        animation: catShimmer 4s ease-in-out infinite;
    }
}

.cat-hero-content {
    animation: catFadeIn var(--cat-duration-slow) var(--cat-ease-out) both;
}

.cat-hero-title {
    font-size: 2.8rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--cat-text-main);
    line-height: 1.2;
    margin: 0 0 16px 0;
}

.cat-hero-subtitle {
    font-size: 1.05rem;
    color: var(--cat-text-muted);
    line-height: 1.6;
    margin: 0 0 32px 0;
    max-width: 480px;
}

.cat-hero-stats {
    display: flex;
    gap: 40px;
}

.cat-hero-stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--cat-primary);
    line-height: 1;
    transition: color var(--cat-duration-fast) ease;
}

.cat-hero-stat:hover .cat-hero-stat-number {
    color: var(--cat-primary-mid);
}

.cat-hero-stat-label {
    display: block;
    font-size: 0.85rem;
    color: var(--cat-text-muted);
    margin-top: 4px;
}

.cat-hero-image {
    position: relative;
    height: 360px;
    overflow: hidden;
    border-radius: var(--cat-radius-main);
    box-shadow: var(--cat-shadow-md);
    animation: catSlideInLeft 0.7s var(--cat-ease-out) 0.1s both;
}

.cat-hero-image-inner {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    border-radius: var(--cat-radius-main);
    transition: transform var(--cat-duration-slow) var(--cat-ease-out);
    -webkit-mask-image: linear-gradient(to left, rgba(0,0,0,1) 60%, rgba(0,0,0,0) 100%);
    mask-image: linear-gradient(to left, rgba(0,0,0,1) 60%, rgba(0,0,0,0) 100%);
}

.cat-hero-image:hover .cat-hero-image-inner {
    transform: scale(1.03);
}

.cat-hero-image-placeholder {
    background: linear-gradient(135deg, rgba(71, 181, 231, 0.15), var(--cotelco-surface-muted), rgba(71, 171, 231, 0.1));
    -webkit-mask-image: none;
    mask-image: none;
}

/* ── B. Filters ──────────────────── */

.cat-filters {
    background: var(--cat-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--cat-glass-border);
    border-radius: var(--cat-radius-main);
    box-shadow: var(--cat-shadow-md), inset 0 1px 0 rgba(255, 255, 255, 0.8);
    padding: 24px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 24px;
    transition: var(--cat-transition);
    animation: catFadeInUp 0.5s var(--cat-ease-out) 0.15s both;
}

.cat-filters:hover {
    box-shadow: var(--cat-shadow-glow);
    border-color: rgba(12, 102, 176, 0.14);
}

.cat-filters-row {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: nowrap;
}

.cat-filters-scroll-wrap {
    display: flex;
    align-items: center;
    gap: 4px;
    flex: 1;
    min-width: 0;
}

.cat-filters-row-scroll {
    overflow-x: auto;
    overflow-y: visible;
    scroll-behavior: smooth;
    scrollbar-width: none;
    -ms-overflow-style: none;
    flex: 1;
}

.cat-filters.has-open-select .cat-filters-row-scroll {
    overflow-y: visible;
}

.cat-filters-row-scroll::-webkit-scrollbar {
    display: none;
}

.cat-filters-scroll-left,
.cat-filters-scroll-right {
    display: none;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    flex-shrink: 0;
    border: 1px solid var(--cat-glass-border);
    border-radius: 50%;
    background: var(--cat-surface);
    color: var(--cat-text-muted);
    cursor: pointer;
    transition: var(--cat-transition);
    font-family: inherit;
}

.cat-filters-scroll-left:hover,
.cat-filters-scroll-right:hover {
    background: var(--cat-primary);
    color: #fff;
    border-color: var(--cat-primary);
    transform: scale(1.05);
}

.cat-filters-scroll-left svg,
.cat-filters-scroll-right svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    stroke: currentColor;
}

.cat-filters-scroll-left:active,
.cat-filters-scroll-right:active {
    transform: scale(0.97);
}

.cat-filter-item {
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 152px;
    flex-shrink: 0;
    overflow: visible;
}

.cat-custom-select {
    position: relative;
    width: 100%;
    overflow: visible;
}

.cat-filter-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    text-transform: uppercase;
    color: var(--cat-text-muted);
    padding-left: 4px;
    white-space: nowrap;
    transition: color var(--cat-duration-fast) ease;
}

.cat-filter-item:hover .cat-filter-label {
    color: var(--cat-primary);
}

.cat-filter-label svg {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
}

.cat-filter-select--native {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
    opacity: 0;
    pointer-events: none;
}

.cat-filter-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    width: 100%;
    min-width: 0;
    min-height: 42px;
    padding: 10px 14px;
    font-size: 0.8125rem;
    font-weight: 400;
    line-height: 1.35;
    color: var(--cat-text-main);
    font-family: inherit;
    text-align: left;
    cursor: pointer;
    outline: none;
    user-select: none;
    -webkit-user-select: none;
    -webkit-tap-highlight-color: transparent;
    border: 1px solid rgba(12, 102, 176, 0.16);
    border-radius: var(--cat-radius-sub);
    background-color: rgba(255, 255, 255, 0.96);
    box-shadow: 0 1px 3px rgba(12, 102, 176, 0.06), inset 0 1px 0 rgba(255, 255, 255, 0.85);
    transition: border-color var(--cat-duration-fast) ease,
        box-shadow var(--cat-duration-fast) ease,
        color var(--cat-duration-fast) ease,
        background-color var(--cat-duration-fast) ease;
}

.cat-filter-trigger-text {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    user-select: none;
    -webkit-user-select: none;
    font-weight: 400;
}

.cat-filter-trigger::selection,
.cat-filter-trigger *::selection {
    background: transparent;
    color: inherit;
}

.cat-filter-trigger-chevron {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--cat-primary);
    transition: transform var(--cat-duration-fast) ease;
}

.cat-filter-trigger-chevron svg {
    display: block;
}

/* Anula estilos globales del tema (p. ej. button:focus { background: #c36 }) */
.cat-wrapper button.cat-filter-trigger:hover,
.cat-wrapper button.cat-filter-trigger:focus,
.cat-wrapper button.cat-filter-trigger:focus-visible,
.cat-wrapper button.cat-filter-trigger:active,
.cat-wrapper .cat-custom-select.is-open button.cat-filter-trigger {
    background-color: rgba(255, 255, 255, 0.96);
    text-decoration: none;
}

.cat-filter-trigger:hover {
    border-color: rgba(35, 171, 236, 0.45);
    background-color: #ffffff;
    color: var(--cat-primary);
}

.cat-filter-trigger:hover .cat-filter-trigger-chevron {
    color: var(--cat-primary-mid);
}

.cat-filter-trigger:focus,
.cat-filter-trigger:focus-visible,
.cat-custom-select.is-open .cat-filter-trigger {
    border-color: var(--cat-primary-mid);
    box-shadow: 0 0 0 3px rgba(35, 171, 236, 0.22), 0 4px 12px rgba(12, 102, 176, 0.1);
    background-color: #ffffff;
    color: var(--cat-primary-deep);
}

.cat-custom-select.is-open .cat-filter-trigger {
    background-color: #ffffff;
    color: var(--cat-primary-deep);
}

.cat-custom-select.is-open .cat-filter-trigger-chevron {
    transform: rotate(180deg);
}

.cat-filter-trigger:disabled {
    opacity: 0.55;
    cursor: not-allowed;
}

.cat-filter-list {
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    right: 0;
    z-index: 200;
    margin: 0;
    padding: 6px;
    list-style: none;
    background: #ffffff;
    border: 1px solid rgba(12, 102, 176, 0.12);
    border-radius: 12px;
    box-shadow:
        0 4px 6px rgba(12, 102, 176, 0.04),
        0 12px 28px rgba(12, 102, 176, 0.12),
        0 24px 48px rgba(12, 102, 176, 0.08);
    max-height: 260px;
    overflow-y: auto;
    opacity: 0;
    transform: translateY(-4px);
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.cat-filter-list:not([hidden]) {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.cat-filter-list.is-fixed {
    position: fixed;
    top: 0;
    left: 0;
    right: auto;
    min-width: 0;
    z-index: 10050;
}

.cat-filter-list [role="option"] {
    padding: 8px 12px;
    font-size: 0.75rem;
    font-weight: 400;
    line-height: 1.35;
    color: var(--cat-text-main);
    border-radius: 8px;
    cursor: pointer;
    transition: background-color var(--cat-duration-fast) ease, color var(--cat-duration-fast) ease;
}

.cat-filter-list [role="option"]:hover,
.cat-filter-list [role="option"].is-focused {
    background-color: #f0f9ff;
    color: var(--cat-primary-mid);
}

.cat-filter-list [role="option"].is-selected {
    background-color: #e8f4fc;
    color: var(--cat-primary);
    font-weight: 500;
}

@media (prefers-reduced-motion: reduce) {
    .cat-filter-list {
        transition: none;
        transform: none;
    }

    .cat-filter-trigger-chevron {
        transition: none;
    }
}

.cat-filter-divider {
    width: 1px;
    height: 44px;
    background: linear-gradient(180deg, transparent, var(--cotelco-border), transparent);
    flex-shrink: 0;
}

.cat-filters-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.cat-btn-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border: none;
    background: transparent;
    color: var(--cat-text-muted);
    border-radius: var(--cat-radius-sub);
    cursor: pointer;
    transition: var(--cat-transition);
    font-family: inherit;
}

.cat-btn-icon:hover {
    background: rgba(12, 102, 176, 0.08);
    color: var(--cat-primary);
    transform: scale(1.08);
}

.cat-btn-icon:active {
    transform: scale(0.97);
}

/* ── C. Categories Bar ───────────── */

.cat-categories-wrap {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
    padding: 12px 16px;
    border-radius: var(--cat-radius-sub);
    background: var(--cat-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--cat-glass-border);
    animation: catScaleIn 0.4s var(--cat-ease-spring) 0.2s both;
}

.cat-categories-count {
    flex-shrink: 0;
    border-left: 4px solid transparent;
    border-image: var(--cat-gradient-cta) 1;
    padding-left: 12px;
    display: flex;
    flex-direction: column;
    min-width: 90px;
}

.cat-categories-count-number {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--cat-primary);
    line-height: 1;
}

.cat-categories-count-label {
    font-size: 0.75rem;
    color: var(--cat-text-muted);
    margin-top: 4px;
    white-space: nowrap;
}

.cat-categories-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
    flex: 1;
}

.cat-categories-bar::-webkit-scrollbar {
    display: none;
}

.cat-category-tab {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    border: 1px solid transparent;
    border-radius: var(--cat-radius-sub);
    background: rgba(241, 245, 249, 0.9);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--cat-text-muted);
    cursor: pointer;
    white-space: nowrap;
    font-family: inherit;
    transition: var(--cat-transition);
}

.cat-category-tab:hover {
    background: #e2e8f0;
    color: var(--cat-text-main);
    transform: scale(1.02);
    border-color: rgba(12, 102, 176, 0.12);
}

.cat-category-tab.active {
    background: var(--cat-gradient-cta);
    background-size: 200% 200%;
    color: #ffffff;
    border-color: transparent;
    box-shadow: 0 4px 14px rgba(12, 102, 176, 0.35);
}

.cat-category-tab.active:hover {
    background: var(--cat-gradient-cta-hover);
    transform: scale(1.02);
}

.cat-category-tab.cat-tab-pulse {
    animation: catTabPulse 0.35s var(--cat-ease-spring);
}

.cat-category-tab.active .cat-category-count {
    background: rgba(255, 255, 255, 0.25);
    color: #ffffff;
}

.cat-category-tab:active {
    transform: scale(0.97);
}

.cat-category-count {
    font-size: 0.75rem;
    font-weight: 600;
    background: rgba(100, 116, 139, 0.12);
    padding: 2px 8px;
    border-radius: 10px;
    color: var(--cat-text-muted);
    transition: var(--cat-transition);
}

.cat-categories-scroll {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border: none;
    border-radius: 50%;
    background: var(--cat-bg-card);
    box-shadow: var(--cat-shadow-sm);
    color: var(--cat-text-muted);
    cursor: pointer;
    transition: var(--cat-transition);
    font-family: inherit;
}

.cat-categories-scroll:hover {
    box-shadow: var(--cat-shadow-md);
    color: var(--cat-primary);
    transform: scale(1.08);
    background: var(--cat-gradient-cta);
    color: #fff;
}

.cat-categories-scroll:active {
    transform: scale(0.97);
}

/* ── D. Search ───────────────────── */

.cat-search-wrap {
    display: flex;
    align-items: center;
    margin-bottom: 32px;
    border: 1px solid transparent;
    border-radius: var(--cat-radius-sub);
    background: rgba(241, 245, 249, 0.85);
    transition: var(--cat-transition);
    animation: catFadeIn 0.4s var(--cat-ease-out) 0.25s both;
}

.cat-search-wrap:focus-within {
    background: var(--cat-surface);
    border-color: rgba(35, 171, 236, 0.35);
    box-shadow: 0 0 0 3px rgba(12, 102, 176, 0.12), var(--cat-shadow-sm);
}

.cat-search-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    flex-shrink: 0;
    color: var(--cotelco-text-muted);
    cursor: text;
    transition: transform var(--cat-duration-fast) var(--cat-ease-spring),
        color var(--cat-duration-fast) ease;
}

.cat-search-wrap:focus-within .cat-search-icon {
    color: var(--cat-primary);
    transform: scale(1.1) rotate(-8deg);
}

input.cat-search-input {
    flex: 1;
    border: none;
    padding: 14px 16px 14px 0;
    font-size: 15px;
    font-family: inherit;
    color: var(--cat-text-main);
    outline: none;
    background: transparent;
}

input.cat-search-input:focus {
    outline: none;
    box-shadow: none;
}

.cat-search-input::placeholder {
    color: var(--cotelco-text-muted);
}

/* ── E. Grid ─────────────────────── */

.cat-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 36px;
}

@media (min-width: 1400px) {
    .cat-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* ── Card ────────────────────────── */

.cat-card {
    position: relative;
    background: var(--cat-bg-card);
    border: 1px solid rgba(226, 232, 240, 0.8);
    border-radius: var(--cat-radius-main);
    box-shadow: var(--cat-shadow-sm);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    cursor: pointer;
    transition: opacity 0.35s var(--cat-ease-out),
        transform 0.35s var(--cat-ease-out),
        box-shadow var(--cat-duration-med) var(--cat-ease-out),
        border-color var(--cat-duration-fast) ease;
    animation: catFadeInUp 0.55s var(--cat-ease-out) both;
}

.cat-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--cat-gradient-card-shine);
    background-size: 200% 100%;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--cat-duration-med) ease;
    z-index: 2;
}

.cat-card:hover::after {
    opacity: 1;
}

@media (prefers-reduced-motion: no-preference) {
    .cat-card:hover::after {
        animation: catShimmer 1.2s ease;
    }
}

.cat-card:nth-child(1) { animation-delay: 0.04s; }
.cat-card:nth-child(2) { animation-delay: 0.08s; }
.cat-card:nth-child(3) { animation-delay: 0.12s; }
.cat-card:nth-child(4) { animation-delay: 0.16s; }
.cat-card:nth-child(5) { animation-delay: 0.20s; }
.cat-card:nth-child(6) { animation-delay: 0.24s; }
.cat-card:nth-child(7) { animation-delay: 0.28s; }
.cat-card:nth-child(8) { animation-delay: 0.32s; }
.cat-card:nth-child(9) { animation-delay: 0.36s; }
.cat-card:nth-child(n+10) { animation-delay: 0.36s; }

.cat-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--cat-shadow-hover);
    border-color: rgba(12, 102, 176, 0.18);
}

.cat-card:hover .cat-card-link-arrow {
    transform: translateX(6px);
}

.cat-card:active {
    transform: translateY(-2px) scale(0.99);
}

.cat-card.cat-card--hidden {
    opacity: 0;
    transform: scale(0.96);
    pointer-events: none;
}

.cat-card.cat-card--gone {
    display: none !important;
}

/* Glow por categoría en hover */
.cat-card[data-category="ia-innovacion"]:hover { box-shadow: var(--cat-shadow-hover), 0 0 0 1px var(--cat-tag-ia-glow); }
.cat-card[data-category="gestion-hotelera"]:hover { box-shadow: var(--cat-shadow-hover), 0 0 0 1px var(--cat-tag-gestion-glow); }
.cat-card[data-category="revenue-marketing"]:hover { box-shadow: var(--cat-shadow-hover), 0 0 0 1px var(--cat-tag-revenue-glow); }
.cat-card[data-category="operacion-hotelera"]:hover { box-shadow: var(--cat-shadow-hover), 0 0 0 1px var(--cat-tag-oper-glow); }
.cat-card[data-category="alimentos-bebidas"]:hover { box-shadow: var(--cat-shadow-hover), 0 0 0 1px var(--cat-tag-foods-glow); }
.cat-card[data-category="sostenibilidad"]:hover { box-shadow: var(--cat-shadow-hover), 0 0 0 1px var(--cat-tag-sost-glow); }

/* ── Card Image ──────────────────── */

.cat-card-image-wrap {
    position: relative;
    overflow: hidden;
    width: 100%;
    aspect-ratio: 16 / 9;
    min-height: 0;
}

.cat-card-image-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    border-radius: 0;
    transition: transform var(--cat-duration-slow) var(--cat-ease-out);
}

.cat-card:hover .cat-card-image-wrap img {
    transform: scale(1.03);
}

.cat-card-image-wrap .cat-card-image-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--cotelco-surface-muted), rgba(71, 181, 231, 0.12), rgba(35, 171, 236, 0.08));
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 0;
    transition: transform var(--cat-duration-slow) var(--cat-ease-out);
}

.cat-card:hover .cat-card-image-wrap .cat-card-image-placeholder {
    transform: scale(1.03);
}

/* ── Card Body ───────────────────── */

.cat-card-body {
    padding: 14px 18px 12px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    gap: 6px;
    position: relative;
    z-index: 1;
}

/* ── Category badge (mockup: bajo imagen, sobre título) ── */

.cat-card-category {
    margin: 0 0 2px;
    line-height: 1;
}

.cat-card-body > .cat-card-category:first-child {
    margin-top: 0;
}

.cat-card-body .cat-tag {
    display: inline-block;
    font-size: 0.625rem;
    font-weight: 600;
    line-height: 1.25;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    border-radius: 4px;
    padding: 2px 8px;
    width: fit-content;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    transition: var(--cat-transition);
}

.cat-card-body .cat-card-title {
    margin-top: 0;
}

.cat-tag-ia { background: var(--cat-tag-ia-gradient); color: var(--cat-tag-ia-text); }
.cat-tag-gestion { background: var(--cat-tag-gestion-gradient); color: var(--cat-tag-gestion-text); }
.cat-tag-revenue { background: var(--cat-tag-revenue-gradient); color: var(--cat-tag-revenue-text); }
.cat-tag-oper { background: var(--cat-tag-oper-gradient); color: var(--cat-tag-oper-text); }
.cat-tag-foods { background: var(--cat-tag-foods-gradient); color: var(--cat-tag-foods-text); }
.cat-tag-sost { background: var(--cat-tag-sost-gradient); color: var(--cat-tag-sost-text); }
.cat-tag-default { background: var(--cat-tag-default-gradient); color: var(--cat-tag-default-text); }

.cat-card:hover .cat-card-body .cat-tag {
    filter: saturate(1.15);
}

/* ── Card Title ──────────────────── */

.cat-card-title {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--cat-text-main);
    line-height: 1.35;
    margin: 0 0 4px 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color var(--cat-duration-fast) ease;
}

.cat-card:hover .cat-card-title {
    color: var(--cat-primary-mid);
}

/* ── Card Meta ───────────────────── */

.cat-card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.cat-card-meta-item {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.75rem;
    color: var(--cat-text-muted);
    transition: color var(--cat-duration-fast) ease;
}

.cat-card:hover .cat-card-meta-item {
    color: var(--cat-text-main);
}

.cat-card-meta-item svg {
    flex-shrink: 0;
    width: 12px;
    height: 12px;
    opacity: 0.6;
    transition: opacity var(--cat-duration-fast) ease;
}

.cat-card:hover .cat-card-meta-item svg {
    opacity: 0.9;
}

/* ── Card Date ───────────────────── */

.cat-card-date {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.75rem;
    color: var(--cat-text-muted);
}

.cat-card-date svg {
    flex-shrink: 0;
    width: 12px;
    height: 12px;
    opacity: 0.6;
}

/* ── Card Footer ─────────────────── */

.cat-card-footer {
    padding: 10px 18px 12px;
    border-top: 1px solid var(--cotelco-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 1;
}

.cat-card-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--cat-primary);
    font-weight: 600;
    font-size: 0.8125rem;
    text-decoration: none;
    transition: var(--cat-transition);
}

.cat-card-link:hover {
    color: var(--cat-primary-mid);
    text-decoration: none;
}

.cat-card-link-arrow {
    transition: transform var(--cat-duration-med) var(--cat-ease-spring);
    flex-shrink: 0;
}

/* ── F. Benefits Footer ──────────── */

.cat-benefits-footer {
    background: linear-gradient(135deg, var(--cat-surface) 0%, rgba(248, 250, 252, 0.95) 50%, rgba(224, 242, 254, 0.25) 100%);
    border-radius: var(--cat-radius-main);
    box-shadow: var(--cat-shadow-sm);
    padding: 32px;
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
    border: 1px solid var(--cat-glass-border);
    position: relative;
    overflow: hidden;
}

.cat-benefits-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--cotelco-blue), var(--cotelco-cyan), var(--cotelco-green), var(--cotelco-orange), var(--cotelco-gold));
    opacity: 0.85;
}

.cat-benefit-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px;
    border-radius: var(--cat-radius-sub);
    border-left: 3px solid transparent;
    opacity: 0;
    transform: translateY(16px);
    transition: var(--cat-transition), border-color var(--cat-duration-fast) ease;
}

.cat-benefit-item.cat-in-view {
    animation: catBenefitIn 0.5s var(--cat-ease-out) both;
}

.cat-benefit-item:nth-child(1).cat-in-view { animation-delay: 0.05s; }
.cat-benefit-item:nth-child(2).cat-in-view { animation-delay: 0.1s; }
.cat-benefit-item:nth-child(3).cat-in-view { animation-delay: 0.15s; }
.cat-benefit-item:nth-child(4).cat-in-view { animation-delay: 0.2s; }
.cat-benefit-item:nth-child(5).cat-in-view { animation-delay: 0.25s; }

.cat-benefit-item:hover {
    background: rgba(255, 255, 255, 0.7);
    border-left-color: var(--cat-primary-mid);
    transform: translateY(-2px);
    box-shadow: var(--cat-shadow-sm);
}

.cat-benefit-item:nth-child(1):hover { border-left-color: var(--cotelco-blue); }
.cat-benefit-item:nth-child(2):hover { border-left-color: var(--cotelco-cyan); }
.cat-benefit-item:nth-child(3):hover { border-left-color: var(--cotelco-green); }
.cat-benefit-item:nth-child(4):hover { border-left-color: var(--cotelco-orange); }
.cat-benefit-item:nth-child(5):hover { border-left-color: var(--cotelco-gold); }

.cat-benefit-item svg {
    flex-shrink: 0;
    width: 22px;
    height: 22px;
    padding: 10px;
    box-sizing: content-box;
    border-radius: 50%;
    color: var(--cat-primary);
    background: linear-gradient(135deg, rgba(12, 102, 176, 0.1), rgba(35, 171, 236, 0.06));
    margin-top: 0;
    transition: transform var(--cat-duration-med) var(--cat-ease-spring);
}

.cat-benefit-item:nth-child(1) svg { background: linear-gradient(135deg, rgba(12, 102, 176, 0.15), rgba(12, 102, 176, 0.05)); color: var(--cotelco-blue); }
.cat-benefit-item:nth-child(2) svg { background: linear-gradient(135deg, rgba(35, 171, 236, 0.15), rgba(35, 171, 236, 0.05)); color: var(--cotelco-cyan); }
.cat-benefit-item:nth-child(3) svg { background: linear-gradient(135deg, rgba(75, 180, 73, 0.15), rgba(75, 180, 73, 0.05)); color: var(--cotelco-green); }
.cat-benefit-item:nth-child(4) svg { background: linear-gradient(135deg, rgba(223, 88, 36, 0.15), rgba(223, 88, 36, 0.05)); color: var(--cotelco-orange); }
.cat-benefit-item:nth-child(5) svg { background: linear-gradient(135deg, rgba(227, 179, 33, 0.15), rgba(227, 179, 33, 0.05)); color: var(--cotelco-gold); }

.cat-benefit-item:hover svg {
    transform: scale(1.1);
}

.cat-benefit-item strong {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--cat-text-main);
    line-height: 1.3;
    margin-bottom: 2px;
}

.cat-benefit-item span {
    display: block;
    font-size: 0.8rem;
    color: var(--cat-text-muted);
    line-height: 1.4;
}

/* ── No Results ──────────────────── */

.cat-no-results {
    grid-column: 1 / -1;
    text-align: center;
    padding: 80px 20px;
    color: var(--cat-text-muted);
    font-size: 16px;
    animation: catFadeIn 0.4s var(--cat-ease-out) both;
}

/* ═══════════════════════════════════
   Reduced motion
   ═══════════════════════════════════ */

@media (prefers-reduced-motion: reduce) {
    .cat-wrapper::before,
    .cat-hero::after,
    .cat-hero-content,
    .cat-hero-image,
    .cat-filters,
    .cat-categories-wrap,
    .cat-search-wrap,
    .cat-card,
    .cat-benefit-item,
    .cat-no-results {
        animation: none !important;
    }

    .cat-benefit-item {
        opacity: 1;
        transform: none;
    }

    .cat-card::after,
    .cat-hero::after {
        animation: none !important;
    }

    .cat-card,
    .cat-hero-image-inner,
    .cat-card-image img,
    .cat-category-tab,
    .cat-btn-icon,
    .cat-benefit-item,
    .cat-search-icon {
        transition-duration: 0.01ms !important;
    }

    .cat-card:hover,
    .cat-card:hover .cat-card-image img {
        transform: none;
    }
}

/* ═══════════════════════════════════
   R E S P O N S I V E
   ═══════════════════════════════════ */

@media (max-width: 1024px) {
    .cat-hero {
        grid-template-columns: 1fr;
        gap: 40px;
        padding: 24px;
    }

    .cat-hero-title {
        font-size: 2.2rem;
    }

    .cat-hero-image {
        height: 280px;
    }

    .cat-hero-image-inner {
        -webkit-mask-image: linear-gradient(to bottom, rgba(0,0,0,1) 60%, rgba(0,0,0,0) 100%);
        mask-image: linear-gradient(to bottom, rgba(0,0,0,1) 60%, rgba(0,0,0,0) 100%);
    }

    .cat-filters {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
        padding: 16px 20px;
    }

    .cat-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .cat-filters-scroll-left,
    .cat-filters-scroll-right {
        display: flex;
    }

    .cat-filter-item {
        flex-shrink: 0;
        min-width: 120px;
    }

    .cat-filters-row {
        gap: 12px;
    }

    .cat-filters-actions {
        justify-content: flex-end;
    }

    .cat-benefits-footer {
        grid-template-columns: repeat(3, 1fr);
    }

    .cat-categories-wrap,
    .cat-filters {
        backdrop-filter: blur(6px);
        -webkit-backdrop-filter: blur(6px);
    }
}

@media (max-width: 768px) {
    .cat-wrapper {
        padding: 32px 16px 60px;
    }

    .cat-hero {
        padding: 20px;
    }

    .cat-hero-title {
        font-size: 1.8rem;
    }

    .cat-hero-subtitle {
        font-size: 0.95rem;
    }

    .cat-hero-image {
        height: 220px;
    }

    .cat-hero-stats {
        gap: 24px;
    }

    .cat-hero-stat-number {
        font-size: 1.5rem;
    }

    .cat-filter-divider {
        display: none;
    }

    .cat-filter-item {
        min-width: 110px;
        flex-shrink: 0;
    }

    .cat-categories-wrap {
        flex-direction: column;
        align-items: stretch;
    }

    .cat-categories-count {
        border-left: none;
        border-image: none;
        border-bottom: 3px solid;
        border-bottom-color: var(--cat-primary-mid);
        padding-left: 0;
        padding-bottom: 12px;
        flex-direction: row;
        align-items: baseline;
        gap: 8px;
    }

    .cat-categories-count-number {
        font-size: 1.4rem;
    }

    .cat-categories-scroll {
        display: none;
    }

    .cat-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .cat-benefits-footer {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .cat-categories-wrap,
    .cat-filters {
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
        background: var(--cat-surface);
    }
}