/* Style System for Matos High Global Finance (MHGF) */

/* Core Variables based on DESIGN.md */
:root {
    /* Color Palette */
    --background: #faf9ff;
    --surface: #faf9ff;
    --surface-dim: #d8d9e3;
    --surface-bright: #faf9ff;
    --surface-container-lowest: #ffffff;
    --surface-container-low: #f2f3fd;
    --surface-container: #ecedf7;
    --surface-container-high: #e7e7f2;
    --surface-container-highest: #e1e2ec;
    --on-surface: #191b22;
    --on-surface-variant: #424753;
    --inverse-surface: #2e3038;
    --inverse-on-surface: #eff0fa;
    --outline: #727785;
    --outline-variant: #c2c6d6;
    
    --primary: #0051b3;
    --on-primary: #ffffff;
    --primary-container: #1969dc;
    --on-primary-container: #eef1ff;
    --inverse-primary: #aec6ff;
    
    --secondary: #5a5f63;
    --on-secondary: #ffffff;
    --secondary-container: #dbe0e5;
    --on-secondary-container: #5e6367;
    
    --tertiary: #755b00;
    --on-tertiary: #ffffff;
    --tertiary-container: #cea628;
    --on-tertiary-container: #4f3d00;
    
    --error: #ba1a1a;
    --on-error: #ffffff;
    --error-container: #ffdad6;
    
    /* Brand Signatures */
    --institutional-blue: #1969DC;
    --onyx-black: #060B0E;
    --gold-accent: #E3B93B;
    --surface-gray: #F8F9FA;
    
    /* Shapes & Borders */
    --rounded-sm: 0.125rem;       /* 2px for chips/tags */
    --rounded-default: 0.25rem;  /* 4px for buttons, inputs, small cards */
    --rounded-lg: 0.5rem;       /* 8px for large containers/modals */
    --rounded-full: 9999px;
    
    /* Spacing System */
    --grid-margin: 2rem;
    --gutter: 1.5rem;
    --stack-sm: 0.5rem;
    --stack-md: 1rem;
    --stack-lg: 2rem;
    --section-padding: 5rem;
}

/* Base Styles */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    background-color: var(--background);
    color: var(--on-surface);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    font-size: 16px; /* body-md size */
    line-height: 24px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Typography styles based on DESIGN.md */
h1, h2, h3, h4, .logo-text {
    font-family: 'Hanken Grotesk', -apple-system, sans-serif;
    color: var(--onyx-black);
}

.hero-title {
    font-size: 48px;
    font-weight: 700;
    line-height: 56px;
    letter-spacing: -0.02em;
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 28px;
        line-height: 36px;
    }
}

.section-title {
    font-size: 32px;
    font-weight: 600;
    line-height: 40px;
    margin-top: var(--stack-sm);
    margin-bottom: var(--stack-md);
}

@media (max-width: 768px) {
    .section-title {
        font-size: 28px;
        line-height: 36px;
    }
}

.card-title {
    font-size: 24px;
    font-weight: 600;
    line-height: 32px;
}

.body-lg {
    font-size: 18px;
    line-height: 28px;
    font-weight: 400;
}

.body-md {
    font-size: 16px;
    line-height: 24px;
    font-weight: 400;
}

.label-md {
    font-size: 14px;
    line-height: 20px;
    font-weight: 500;
    letter-spacing: 0.01em;
}

.label-sm {
    font-size: 12px;
    line-height: 16px;
    font-weight: 600;
    letter-spacing: 0.05em;
}

/* Layout Utilities */
.container {
    width: 100%;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--grid-margin);
    padding-right: var(--grid-margin);
}

/* Buttons */
.btn-primary, .btn-secondary, .btn-text, .btn-dark {
    font-family: 'Inter', sans-serif;
    font-size: 14px; /* label-md */
    font-weight: 500;
    line-height: 20px;
    letter-spacing: 0.01em;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.625rem 1.5rem;
    border-radius: var(--rounded-default); /* 4px */
    transition: all 0.2s ease-in-out;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background-color: var(--institutional-blue);
    color: var(--on-primary);
}

.btn-primary:hover {
    background-color: var(--primary);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(25, 105, 220, 0.2);
}

.btn-secondary {
    background-color: transparent;
    color: var(--onyx-black);
    border: 1.5px solid var(--onyx-black);
}

.btn-secondary:hover {
    background-color: var(--onyx-black);
    color: var(--surface);
}

.btn-dark {
    background-color: var(--onyx-black);
    color: var(--surface);
    padding: 1rem 2.5rem;
    font-size: 18px;
    font-weight: 600;
}

.btn-dark:hover {
    background-color: #000000;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
}

/* Badge System */
.section-badge {
    font-family: 'Inter', sans-serif;
    font-size: 12px;
    font-weight: 600;
    line-height: 16px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--institutional-blue);
    display: inline-block;
    margin-bottom: var(--stack-sm);
}

.badge-center {
    display: block;
    text-align: center;
    margin-bottom: var(--stack-md);
}

.text-center {
    text-align: center;
}

/* Navigation Bar */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    width: 100%;
    background-color: rgba(250, 249, 255, 0.9);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(194, 198, 214, 0.3);
    transition: all 0.3s ease-in-out;
}

.navbar.scrolled {
    background-color: rgba(250, 249, 255, 0.98);
    box-shadow: 0 4px 20px rgba(25, 105, 220, 0.05);
}

.navbar-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--stack-md) var(--grid-margin);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 4rem;
    transition: padding 0.3s ease;
}

.navbar.scrolled .navbar-container {
    padding: var(--stack-sm) var(--grid-margin);
}

.navbar-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
}

.logo-img {
    height: 44px;
    width: auto;
    object-fit: contain;
}

.navbar-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

@media (max-width: 768px) {
    .navbar-menu {
        display: none; /* simple hidden for now, we prioritize clean simple design */
    }
}

.nav-link {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 500;
    color: var(--on-surface-variant);
    text-decoration: none;
    transition: color 0.2s ease;
    position: relative;
    padding-bottom: 4px;
}

.nav-link:hover, .nav-link.active {
    color: var(--institutional-blue);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--institutional-blue);
}

/* Mobile Menu Toggle Button */
.menu-toggle-btn {
    display: none;
    background: transparent;
    border: none;
    color: var(--on-surface);
    cursor: pointer;
    padding: 8px;
    align-items: center;
    justify-content: center;
    transition: color 0.2s ease;
}

.menu-toggle-btn span {
    font-size: 28px;
}

.menu-toggle-btn:hover {
    color: var(--institutional-blue);
}

/* Drawer CSS */
.mobile-drawer-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(6, 11, 14, 0.4);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 998;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.mobile-drawer-overlay.open {
    opacity: 1;
    pointer-events: auto;
}

.mobile-drawer {
    position: fixed;
    top: 0;
    right: -320px; /* starts hidden off-screen */
    width: 300px;
    height: 100%;
    background-color: var(--surface-bright);
    z-index: 999;
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
    padding: 2rem 1.5rem;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    transform: translateX(0);
}

.mobile-drawer.open {
    transform: translateX(-320px); /* slide in */
}

.drawer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--outline-variant);
    padding-bottom: 1.5rem;
    margin-bottom: 2rem;
}

.drawer-close-btn {
    background: transparent;
    border: none;
    color: var(--on-surface);
    cursor: pointer;
    padding: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s ease, transform 0.2s ease;
}

.drawer-close-btn span {
    font-size: 28px;
}

.drawer-close-btn:hover {
    color: var(--institutional-blue);
    transform: rotate(90deg);
}

.drawer-nav {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    flex-grow: 1;
}

.drawer-link {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    font-weight: 500;
    color: var(--on-surface-variant);
    text-decoration: none;
    padding: 8px 12px;
    border-radius: var(--rounded-default); /* 4px */
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
}

.drawer-link:hover, .drawer-link.active {
    color: var(--institutional-blue);
    background-color: var(--surface-container-low);
    font-weight: 600;
    padding-left: 16px;
}

.drawer-footer {
    border-top: 1px solid var(--outline-variant);
    padding-top: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.drawer-footer-text {
    font-family: 'Hanken Grotesk', sans-serif;
    font-size: 14px;
    color: var(--on-surface-variant);
    font-style: italic;
}

.drawer-btn {
    width: 100%;
    text-align: center;
    padding: 0.75rem;
}

/* Media Query overrides for Navbar Container */
@media (max-width: 768px) {
    .navbar-container {
        justify-content: space-between !important;
        gap: 0 !important;
    }
    
    .menu-toggle-btn {
        display: flex;
    }
}

/* Services / Divisiones Section */
.services-section {
    padding: var(--section-padding) 0;
    background-color: #ffffff;
}

.section-header {
    max-width: 800px;
    margin: 0 auto calc(var(--section-padding) * 0.8) auto;
    text-align: center;
}

.section-subtitle {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    color: var(--on-surface-variant);
    margin-top: var(--stack-sm);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .services-grid {
        grid-template-columns: 1fr;
    }
}

/* Division Cards */
.division-card {
    background-color: var(--surface-gray);
    padding: 2.5rem;
    border-radius: var(--rounded-lg); /* 8px */
    border: 1px solid rgba(194, 198, 216, 0.3);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    outline: none;
}

.division-card:hover, .division-card:focus-within {
    border-color: rgba(25, 105, 220, 0.5);
    background-color: #ffffff;
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(25, 105, 220, 0.06);
}

.card-icon-wrapper {
    width: 3.5rem;
    height: 3.5rem;
    background-color: rgba(25, 105, 220, 0.08);
    border-radius: var(--rounded-default); /* 4px */
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--institutional-blue);
    margin-bottom: var(--stack-lg);
}

.icon-size {
    font-size: 2rem;
}

.card-title {
    margin-bottom: var(--stack-sm);
    color: var(--onyx-black);
}

.card-slogan {
    font-size: 14px;
    font-style: italic;
    color: var(--on-surface-variant);
    margin-bottom: var(--stack-lg);
}

.card-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--stack-sm);
}

.card-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    font-size: 14px;
    color: var(--on-surface);
}

.list-check {
    color: var(--institutional-blue);
    font-size: 1.125rem;
    margin-top: 2px;
}

/* CTA Feature Card */
.cta-feature-card {
    background-color: var(--institutional-blue);
    color: var(--on-primary);
    padding: 2.5rem;
    border-radius: var(--rounded-lg); /* 8px */
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.cta-card-icon {
    font-size: 3.5rem;
    margin-bottom: var(--stack-md);
}

.cta-card-title {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: var(--stack-md);
    color: #ffffff;
}

.cta-card-desc {
    font-size: 14px;
    line-height: 20px;
    margin-bottom: var(--stack-lg);
    opacity: 0.9;
}

.cta-feature-card .btn-secondary {
    background-color: #ffffff;
    color: var(--institutional-blue);
    border: none;
    width: 100%;
}

.cta-feature-card .btn-secondary:hover {
    background-color: var(--surface-container-low);
    color: var(--primary);
}

/* HGF Business Intelligence Section */
.bi-section {
    padding: var(--section-padding) 0;
    background-color: var(--onyx-black);
    color: #ffffff;
    position: relative;
    overflow: hidden;
}

.bi-skew-bg {
    position: absolute;
    right: 0;
    top: 0;
    width: 33.333%;
    height: 100%;
    background-color: rgba(25, 105, 220, 0.05);
    transform: skewX(12deg) translateX(20%);
    z-index: 1;
}

.bi-grid-wrapper {
    position: relative;
    z-index: 10;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

@media (max-width: 1024px) {
    .bi-grid-wrapper {
        grid-template-columns: 1fr;
        gap: var(--stack-lg);
    }
}

.bi-info-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.bi-heading {
    color: #ffffff;
    margin-bottom: var(--stack-md);
}

.bi-lead {
    font-size: 18px;
    line-height: 28px;
    color: var(--surface-container-highest);
    margin-bottom: var(--stack-lg);
}

.bi-lead strong {
    color: var(--institutional-blue);
}

.bi-features-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

@media (max-width: 580px) {
    .bi-features-grid {
        grid-template-columns: 1fr;
    }
}

.bi-feature-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.feature-icon {
    color: var(--institutional-blue);
    font-size: 2rem;
}

.feature-title {
    font-size: 18px;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 4px;
}

.feature-desc {
    font-size: 14px;
    color: var(--surface-dim);
    line-height: 20px;
}

/* BI Preview */
.bi-preview-container {
    width: 100%;
}

.bi-dashboard-card {
    background-color: rgba(250, 249, 255, 0.05);
    border: 1px solid rgba(250, 249, 255, 0.1);
    padding: 1rem;
    border-radius: var(--rounded-lg); /* 8px */
    backdrop-filter: blur(8px);
    outline: none;
    transition: border-color 0.3s ease;
}

.bi-dashboard-card:hover, .bi-dashboard-card:focus {
    border-color: var(--institutional-blue);
}

.bi-dashboard-img-placeholder {
    aspect-ratio: 16 / 9;
    background-color: #0a1118;
    border-radius: var(--rounded-default); /* 4px */
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.overlay-grad {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, var(--onyx-black) 10%, transparent 100%);
    z-index: 2;
}

.preview-icon {
    font-size: 6rem;
    color: var(--institutional-blue);
    opacity: 0.35;
    z-index: 1;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.bi-dashboard-card:hover .preview-icon {
    transform: scale(1.1);
}

.preview-text-block {
    position: absolute;
    bottom: 1.5rem;
    left: 1.5rem;
    z-index: 10;
    text-align: left;
}

.preview-badge {
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--institutional-blue);
    margin-bottom: 2px;
}

.preview-title {
    font-size: 18px;
    font-weight: 600;
    color: #ffffff;
}

/* Sectores Section */
.sectors-section {
    padding: var(--section-padding) 0;
    background-color: var(--surface-gray);
}

.sectors-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 2rem;
    margin-top: calc(var(--section-padding) * 0.6);
}

@media (max-width: 1024px) {
    .sectors-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 580px) {
    .sectors-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.sector-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    cursor: pointer;
    outline: none;
}

.sector-icon-box {
    width: 5rem;
    height: 5rem;
    background-color: #ffffff;
    border-radius: var(--rounded-full);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.04);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.sector-icon {
    color: var(--institutional-blue);
    font-size: 2rem;
}

.sector-name {
    font-family: 'Inter', sans-serif;
    font-size: 14px; /* label-md */
    font-weight: 500;
    color: var(--onyx-black);
}

.sector-item:hover .sector-icon-box, .sector-item:focus .sector-icon-box {
    transform: translateY(-4px);
    box-shadow: 0 10px 20px rgba(25, 105, 220, 0.1);
}

/* Differentiators / Sobre Nosotros Section */
.about-section {
    padding: var(--section-padding) 0;
    background-color: #ffffff;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

@media (max-width: 1024px) {
    .about-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 580px) {
    .about-grid {
        grid-template-columns: 1fr;
    }
}

.about-card {
    text-align: center;
    padding: 1.5rem;
}

.about-card-icon {
    font-size: 3rem;
    color: var(--institutional-blue);
    margin-bottom: var(--stack-md);
}

.about-card-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: var(--stack-sm);
    color: var(--onyx-black);
}

.about-card-text {
    font-size: 14px;
    color: var(--on-surface-variant);
    line-height: 20px;
}

/* Hero Slider Section (at the top) */
.hero-slider-section {
    position: relative;
    width: 100%;
    background-color: var(--onyx-black);
    overflow: hidden;
}

.hero-slider-container {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    max-height: 80vh;
    overflow: hidden;
    margin-left: auto;
    margin-right: auto;
}

.hero-slides-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
}

.hero-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 0.8s ease-in-out;
    z-index: 1;
}

.hero-slide.active {
    opacity: 1;
    z-index: 2;
}

.hero-slide-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-slide-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to right, rgba(6, 11, 14, 0.85) 0%, rgba(6, 11, 14, 0.5) 50%, rgba(6, 11, 14, 0.1) 100%);
    z-index: 2;
    pointer-events: none;
}

.hero-slide-content {
    position: absolute;
    inset: 0;
    z-index: 3;
    display: flex;
    align-items: center;
    padding-left: 10%;
    padding-right: 5%;
}

.hero-slide-text-box {
    max-width: 680px;
    color: #ffffff;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    align-items: flex-start;
}

.hero-slide-title {
    font-family: 'Hanken Grotesk', sans-serif;
    font-size: clamp(28px, 4.5vw, 52px);
    font-weight: 700;
    line-height: 1.15;
    color: #ffffff;
    margin: 0;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
}

.hero-slide-desc {
    font-family: 'Inter', sans-serif;
    font-size: clamp(14px, 1.5vw, 18px);
    font-weight: 400;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.4);
}

.hero-slide-actions {
    display: flex;
    gap: 1rem;
    margin-top: 0.5rem;
}

.hero-slide-actions .btn-primary,
.hero-slide-actions .btn-secondary {
    padding: 0.75rem 2rem;
    font-size: 15px;
}

.btn-hero-secondary {
    border-color: #ffffff !important;
    color: #ffffff !important;
}

.btn-hero-secondary:hover {
    background-color: #ffffff !important;
    color: var(--onyx-black) !important;
    border-color: #ffffff !important;
}

/* Micro-animations inside slide when active */
.hero-slide-title,
.hero-slide-desc,
.hero-slide-actions {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-slide.active .hero-slide-title {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.2s;
}

.hero-slide.active .hero-slide-desc {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.4s;
}

.hero-slide.active .hero-slide-actions {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.6s;
}

/* Responsive adjustments for the hero slider */
@media (max-width: 1024px) {
    .hero-slide-content {
        padding-left: 8%;
    }
    .hero-slide-text-box {
        max-width: 580px;
    }
}

@media (max-width: 768px) {
    .hero-slider-container {
        aspect-ratio: auto;
        height: 520px;
        max-height: none;
    }
    
    .hero-slide-overlay {
        background: linear-gradient(to bottom, rgba(6, 11, 14, 0.8) 0%, rgba(6, 11, 14, 0.88) 100%);
    }
    
    .hero-slide-content {
        padding: 3rem 1.5rem;
        align-items: center;
        justify-content: center;
        text-align: center;
    }
    
    .hero-slide-text-box {
        align-items: center;
        max-width: 100%;
        gap: 1.25rem;
    }
    
    .hero-slide-actions {
        flex-direction: column;
        width: 100%;
        gap: 0.75rem;
        margin-top: 0.5rem;
    }
    
    .hero-slide-actions .btn-primary,
    .hero-slide-actions .btn-secondary {
        width: 100%;
        padding: 0.875rem 1.5rem;
    }
}

/* Slider buttons (Glassmorphism style) */
.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    background: rgba(25, 105, 220, 0.15);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.25);
    color: #ffffff;
    width: 48px;
    height: 48px;
    border-radius: var(--rounded-full);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease-in-out;
    opacity: 0; /* invisible until hover on container */
}

.hero-slider-container:hover .slider-btn {
    opacity: 1;
}

.slider-btn:hover {
    background: var(--institutional-blue);
    border-color: var(--institutional-blue);
    transform: translateY(-50%) scale(1.05);
}

.prev-btn {
    left: 1.5rem;
}

.next-btn {
    right: 1.5rem;
}

/* Indicators dots */
.slider-dots {
    position: absolute;
    bottom: 1.5rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    display: flex;
    gap: 0.75rem;
}

.slider-dot {
    width: 10px;
    height: 10px;
    border-radius: var(--rounded-full);
    background: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: all 0.2s ease-in-out;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.slider-dot.active {
    background: #ffffff;
    width: 24px;
}

/* Final CTA Section (restored at bottom) */
.cta-banner-section {
    background-color: var(--institutional-blue);
    color: var(--on-primary);
    padding: calc(var(--section-padding) * 1.2) 0;
    text-align: center;
}

.cta-banner-container {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--stack-lg);
    align-items: center;
}

.cta-banner-title {
    font-size: 40px;
    font-weight: 700;
    line-height: 48px;
    color: #ffffff;
}

@media (max-width: 768px) {
    .cta-banner-title {
        font-size: 28px;
        line-height: 36px;
    }
}

.cta-banner-text {
    font-size: 18px;
    opacity: 0.9;
}

.cta-banner-actions {
    display: flex;
    justify-content: center;
}

/* Contacto Section */
.contact-section {
    padding: var(--section-padding) 0;
    background-color: var(--surface);
}

.contact-content-grid {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: 3rem;
    margin-top: calc(var(--section-padding) * 0.5);
}

@media (max-width: 1024px) {
    .contact-content-grid {
        grid-template-columns: 1fr;
    }
}

/* Form Styles */
.contact-form-wrapper {
    background-color: #ffffff;
    border: 1px solid rgba(194, 198, 214, 0.4);
    padding: 3rem;
    border-radius: var(--rounded-lg); /* 8px */
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
}

@media (max-width: 580px) {
    .contact-form-wrapper {
        padding: 1.5rem;
    }
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--stack-lg);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--gutter);
}

@media (max-width: 580px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--stack-sm);
}

.form-label {
    font-family: 'Inter', sans-serif;
    font-size: 14px; /* label-md */
    font-weight: 500;
    color: var(--onyx-black);
}

.form-input, .form-textarea {
    width: 100%;
    border: 1px solid rgba(194, 198, 214, 0.6);
    border-radius: var(--rounded-default); /* 4px */
    background-color: var(--surface-gray);
    padding: 0.75rem 1rem;
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    color: var(--on-surface);
    transition: all 0.15s ease-in-out;
    outline: none;
}

.form-input:focus, .form-textarea:focus {
    border-color: var(--institutional-blue);
    border-width: 1.5px;
    background-color: #ffffff;
    box-shadow: none; /* strict: no glow */
}

.btn-submit {
    align-self: flex-start;
    padding: 1rem 2rem;
    font-size: 16px;
}

@media (max-width: 480px) {
    .btn-submit {
        width: 100%;
    }
}

/* Contact Info */
.contact-info-wrapper {
    height: 100%;
}

.contact-info-card {
    background-color: var(--institutional-blue);
    color: #ffffff;
    padding: 3rem;
    border-radius: var(--rounded-lg); /* 8px */
    height: 100%;
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
    box-shadow: 0 10px 30px rgba(25, 105, 220, 0.15);
}

@media (max-width: 580px) {
    .contact-info-card {
        padding: 2rem 1.5rem;
    }
}

.info-card-title {
    font-size: 24px;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: var(--stack-sm);
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
}

.info-icon-box {
    background-color: rgba(255, 255, 255, 0.2);
    width: 2.75rem;
    height: 2.75rem;
    border-radius: var(--rounded-default); /* 4px */
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.info-icon {
    font-size: 1.5rem;
    color: #ffffff;
}

.info-item-title {
    font-size: 18px;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 4px;
}

.info-item-text {
    font-size: 14px;
    line-height: 20px;
    color: rgba(255, 255, 255, 0.9);
}

.info-item-link {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    transition: color 0.2s ease;
}

.info-item-link:hover {
    color: #ffffff;
    text-decoration: underline;
}

/* Footer Section */
.main-footer {
    background-color: var(--onyx-black);
    color: var(--surface-dim);
    padding: 5rem 0 2.5rem 0;
    position: relative;
    overflow: hidden;
}

.footer-grad-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, var(--onyx-black) 0%, #0a1118 100%);
    z-index: 1;
}

.footer-content-grid {
    position: relative;
    z-index: 10;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 4rem;
}

@media (max-width: 1024px) {
    .footer-content-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 580px) {
    .footer-content-grid {
        grid-template-columns: 1fr;
        gap: var(--stack-lg);
    }
}

.footer-about {
    display: flex;
    flex-direction: column;
    gap: var(--stack-md);
}

.footer-logo-img {
    height: 55px;
    width: auto;
    object-fit: contain;
    align-self: flex-start;
    margin-bottom: 0.5rem;
}

.footer-brand-text {
    font-size: 14px;
    line-height: 22px;
    opacity: 0.8;
}

.footer-links-group {
    display: flex;
    flex-direction: column;
    gap: var(--stack-md);
}

.footer-group-title {
    font-size: 18px;
    font-weight: 600;
    color: #ffffff;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 0.5rem;
    display: inline-block;
    align-self: flex-start;
}

.footer-links-list {
    display: flex;
    flex-direction: column;
    gap: var(--stack-sm);
}

.footer-link {
    font-size: 14px;
    color: var(--surface-dim);
    text-decoration: none;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.footer-link:hover {
    color: var(--institutional-blue);
    transform: translateX(4px);
}

.link-arrow {
    font-size: 14px;
}

.footer-social-icons {
    display: flex;
    gap: 1rem;
}

.social-icon-btn {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--rounded-full);
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--surface-dim);
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-icon-btn:hover {
    color: var(--institutional-blue);
    border-color: var(--institutional-blue);
    transform: scale(1.1);
}

.social-icon {
    width: 1.25rem;
    height: 1.25rem;
    fill: currentColor;
}

/* Footer Bottom */
.footer-bottom-bar {
    position: relative;
    z-index: 10;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--stack-md);
}

@media (max-width: 768px) {
    .footer-bottom-bar {
        flex-direction: column;
        text-align: center;
    }
}

.footer-copyright, .footer-signature {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
}

.footer-signature {
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-credit-link {
    color: inherit;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    border-bottom: 1px dotted rgba(255, 255, 255, 0.4);
}

.footer-credit-link:hover {
    color: var(--institutional-blue);
    border-bottom-color: var(--institutional-blue);
}

/* WhatsApp Floating Button */
.whatsapp-float-btn {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background-color: var(--whatsapp-bg, #25D366);
    color: #ffffff;
    width: 3.5rem;
    height: 3.5rem;
    border-radius: var(--rounded-full);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.3);
    z-index: 90;
    text-decoration: none;
    transition: all 0.3s ease;
    --whatsapp-bg: #25D366;
}

.whatsapp-float-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.45);
    --whatsapp-bg: #1ebe57;
}

.whatsapp-icon {
    width: 2rem;
    height: 2rem;
    fill: currentColor;
}

.whatsapp-handset {
    fill: var(--whatsapp-bg);
    transition: fill 0.3s ease;
}

/* Scroll Reveal Animations (Scroll Reveal & Entrance) */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: opacity, transform;
}

.reveal-left {
    transform: translateX(-40px);
}

.reveal-right {
    transform: translateX(40px);
}

.reveal-zoom {
    transform: scale(0.95);
}

.reveal.reveal-active {
    opacity: 1;
    transform: translateY(0) translateX(0) scale(1);
}

/* Staggered Delay Utilities */
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* Accessibility fallback for reduced motion */
@media (prefers-reduced-motion: reduce) {
    .reveal {
        transition: none !important;
        opacity: 1 !important;
        transform: none !important;
    }
}

/* Contact Form AJAX Status */
.form-status {
    margin-top: 1.25rem;
    padding: 12px 16px;
    border-radius: var(--rounded-default);
    font-size: 14px;
    font-weight: 500;
    line-height: 1.4;
    display: none;
    transition: all 0.3s ease;
}

.form-status.success {
    display: block;
    background-color: rgba(46, 204, 113, 0.1);
    color: #27ae60;
    border: 1px solid rgba(46, 204, 113, 0.3);
}

.form-status.error {
    display: block;
    background-color: rgba(231, 76, 60, 0.1);
    color: #c0392b;
    border: 1px solid rgba(231, 76, 60, 0.3);
}

/* ==========================================================================
   BLOG SYSTEM STYLES (Added dynamically)
   ========================================================================== */

/* Blog Section and Cards */
.blog-section {
    padding: var(--section-padding) 0;
    background-color: #ffffff;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: calc(var(--section-padding) * 0.6);
}

@media (max-width: 1024px) {
    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .blog-grid {
        grid-template-columns: 1fr;
    }
}

.blog-card {
    background-color: var(--surface-container-lowest);
    border: 1px solid rgba(194, 198, 214, 0.4);
    border-radius: var(--rounded-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    outline: none;
    text-decoration: none;
    color: inherit;
}

.blog-card:hover, .blog-card:focus-within {
    border-color: rgba(25, 105, 220, 0.45);
    transform: translateY(-4px);
    box-shadow: 0 12px 28px rgba(25, 105, 220, 0.05);
}

.blog-card-img-wrapper {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background-color: var(--surface-dim);
}

.blog-card-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.blog-card:hover .blog-card-img {
    transform: scale(1.04);
}

.blog-card-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background-color: rgba(6, 11, 14, 0.85);
    color: #ffffff;
    padding: 4px 8px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border-radius: var(--rounded-sm);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 2;
}

.blog-card-content {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.blog-card-meta {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 12px;
    color: var(--on-surface-variant);
    margin-bottom: 0.75rem;
    flex-wrap: wrap;
}

.blog-meta-icon {
    font-size: 14px;
}

.blog-meta-text {
    font-family: 'Inter', sans-serif;
}

.blog-meta-separator {
    color: var(--outline-variant);
}

.blog-card-title {
    font-size: 20px;
    font-weight: 600;
    line-height: 28px;
    margin-bottom: 0.75rem;
}

.blog-card-title a {
    color: var(--onyx-black);
    text-decoration: none;
    transition: color 0.2s ease;
}

.blog-card-title a:hover {
    color: var(--institutional-blue);
}

.blog-card-excerpt {
    font-size: 14px;
    color: var(--on-surface-variant);
    line-height: 22px;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.blog-card-link {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 600;
    color: var(--institutional-blue);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: gap 0.2s ease;
    align-self: flex-start;
}

.blog-card-link:hover {
    gap: 8px;
}

.blog-section-cta {
    text-align: center;
    margin-top: 1rem;
}

/* Category Filters (for blog list page) */
.blog-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    background-color: var(--surface-container-low);
    color: var(--on-surface-variant);
    border: 1px solid rgba(194, 198, 214, 0.4);
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 500;
    padding: 0.5rem 1.25rem;
    border-radius: var(--rounded-default);
    cursor: pointer;
    transition: all 0.2s ease;
}

.filter-btn:hover {
    border-color: var(--outline);
    color: var(--onyx-black);
    background-color: var(--surface-container);
}

.filter-btn.active {
    background-color: var(--institutional-blue);
    color: #ffffff;
    border-color: var(--institutional-blue);
}

/* Detailed Post Page Layout */
.post-header-section {
    padding: 6rem 0 4rem 0;
    background-color: var(--onyx-black);
    color: #ffffff;
    position: relative;
    overflow: hidden;
}

.post-header-container {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 5;
}

.post-header-badge {
    display: inline-block;
    background-color: rgba(25, 105, 220, 0.15);
    border: 1px solid var(--institutional-blue);
    color: var(--inverse-primary);
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border-radius: var(--rounded-sm);
    margin-bottom: 1.5rem;
}

.post-header-title {
    color: #ffffff;
    font-size: clamp(28px, 4vw, 42px);
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.post-header-meta {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    font-size: 14px;
    color: var(--surface-dim);
    flex-wrap: wrap;
}

.post-header-meta-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.post-header-meta-item .material-symbols-outlined {
    font-size: 18px;
    color: var(--institutional-blue);
}

.post-layout-grid {
    display: grid;
    grid-template-columns: 8fr 4fr;
    gap: 4rem;
    padding: var(--section-padding) 0;
}

@media (max-width: 992px) {
    .post-layout-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

.post-body {
    background-color: #ffffff;
    border-radius: var(--rounded-lg);
    border: 1px solid rgba(194, 198, 214, 0.3);
    padding: 3rem;
}

@media (max-width: 580px) {
    .post-body {
        padding: 1.5rem;
    }
}

.post-featured-img-container {
    aspect-ratio: 16 / 9;
    border-radius: var(--rounded-default);
    overflow: hidden;
    margin-bottom: 2.5rem;
    background-color: var(--surface-gray);
    border: 1px solid rgba(194, 198, 214, 0.3);
}

.post-featured-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.post-content {
    font-family: 'Inter', sans-serif;
    font-size: 17px;
    line-height: 1.8;
    color: var(--on-surface);
}

.post-content h2, .post-content h3 {
    font-family: 'Hanken Grotesk', sans-serif;
    color: var(--onyx-black);
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.post-content h2 {
    font-size: 26px;
    border-bottom: 1px solid var(--surface-container);
    padding-bottom: 8px;
}

.post-content h3 {
    font-size: 20px;
}

.post-content p {
    margin-bottom: 1.5rem;
}

.post-content ul, .post-content ol {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

.post-content li {
    margin-bottom: 0.5rem;
}

.post-content blockquote {
    border-left: 4px solid var(--institutional-blue);
    padding: 0.75rem 1.5rem;
    background-color: var(--surface-gray);
    margin: 2rem 0;
    font-style: italic;
    color: var(--on-surface-variant);
    border-radius: 0 var(--rounded-default) var(--rounded-default) 0;
}

.post-content strong {
    color: var(--onyx-black);
}

.post-content a {
    color: var(--institutional-blue);
    text-decoration: underline;
}

.post-content a:hover {
    color: var(--primary);
}

.post-sidebar {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.sidebar-widget {
    background-color: var(--surface-container-low);
    border: 1px solid rgba(194, 198, 214, 0.3);
    border-radius: var(--rounded-lg);
    padding: 2rem;
}

.widget-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 1.25rem;
    border-bottom: 2px solid var(--outline-variant);
    padding-bottom: 6px;
    color: var(--onyx-black);
}

.sidebar-post-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.25rem;
    text-decoration: none;
    align-items: center;
}

.sidebar-post-item:last-child {
    margin-bottom: 0;
}

.sidebar-post-img {
    width: 72px;
    height: 48px;
    object-fit: cover;
    border-radius: var(--rounded-default);
    border: 1px solid rgba(194, 198, 214, 0.3);
}

.sidebar-post-title {
    font-family: 'Hanken Grotesk', sans-serif;
    font-size: 14px;
    font-weight: 600;
    line-height: 1.3;
    color: var(--onyx-black);
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color 0.2s ease;
}

.sidebar-post-item:hover .sidebar-post-title {
    color: var(--institutional-blue);
}

.sidebar-cta-widget {
    background-color: var(--onyx-black);
    color: #ffffff;
    border: none;
    text-align: center;
}

.sidebar-cta-widget .widget-title {
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.2);
}

.sidebar-cta-text {
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 1.5rem;
    opacity: 0.9;
}

.sidebar-cta-widget .btn-secondary {
    background-color: #ffffff;
    color: var(--onyx-black);
    border: none;
    width: 100%;
}

.sidebar-cta-widget .btn-secondary:hover {
    background-color: var(--surface-container-low);
    color: var(--institutional-blue);
}

.post-footer {
    border-top: 1px solid var(--surface-container);
    padding-top: 2rem;
    margin-top: 3rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.post-share {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.post-share-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--on-surface-variant);
}

.post-share-links {
    display: flex;
    gap: 8px;
}

.share-btn {
    width: 36px;
    height: 36px;
    border-radius: var(--rounded-full);
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--surface-container-low);
    color: var(--on-surface-variant);
    border: 1px solid rgba(194, 198, 214, 0.4);
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

.share-btn:hover {
    background-color: var(--institutional-blue);
    color: #ffffff;
    border-color: var(--institutional-blue);
}

.share-btn svg {
    width: 16px;
    height: 16px;
    fill: currentColor;
}