/* =========================================
   VARIABLES & BASE STYLES
   ========================================= */
:root {
    --color-bg: #f8f9fa;
    --color-surface: #ffffff;
    --color-text: #0f1217;
    --color-accent: #2cbb79;
    --color-accent-light: #88c7e6;
    --color-border: rgba(15, 18, 23, 0.08);
    --radius-card: 1.5rem;
    --radius-img: 1rem;
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    --transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

* { box-sizing: border-box; }

body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6, .brand-text {
    font-family: var(--font-heading);
    letter-spacing: -0.02em;
}

.ls-1 { letter-spacing: 0.1em; }
.max-w-600 { max-width: 600px; }
.min-h-250 { min-height: 250px; }

/* =========================================
   NAVIGATION
   ========================================= */
.glass-nav {
    background: rgba(248, 249, 250, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    z-index: 1030;
}

.nav-link {
    color: var(--color-text) !important;
    font-size: 0.9rem;
    transition: var(--transition);
}

.nav-link:hover { color: var(--color-accent) !important; }

.btn-primary-custom {
    background-color: var(--color-text);
    color: white;
    border: none;
    transition: var(--transition);
}

.btn-primary-custom:hover {
    background-color: var(--color-accent);
    color: white;
    transform: translateY(-2px);
}

.btn-outline-accent {
    border: 1.5px solid var(--color-accent);
    color: var(--color-accent);
    background: transparent;
    transition: var(--transition);
}

.btn-outline-accent:hover {
    background-color: var(--color-accent);
    color: white;
    transform: translateY(-2px);
}

.bg-accent { background-color: var(--color-accent) !important; }
.text-accent { color: var(--color-accent) !important; }

/* =========================================
   BENTO GRID SYSTEM
   ========================================= */
.bento-grid {
    display: grid;
    gap: 1.25rem;
    grid-template-columns: repeat(12, 1fr);
}

.bento-card {
    background: var(--color-surface);
    border-radius: var(--radius-card);
    border: 1px solid var(--color-border);
    transition: var(--transition);
    overflow: hidden;
}

.bento-card:hover {
    border-color: rgba(44, 187, 121, 0.3);
    box-shadow: 0 8px 30px rgba(15, 18, 23, 0.06);
}

/* Hero Layout */
.hero-main { grid-column: span 12; min-height: 400px; }
.hero-visual { grid-column: span 12; min-height: 300px; }

@media (min-width: 992px) {
    .hero-main { grid-column: span 7; }
    .hero-visual { grid-column: span 5; }
}

/* Content Sections Layout */
.content-card { grid-column: span 12; }
.visual-card { grid-column: span 12; min-height: 300px; }

@media (min-width: 992px) {
    .content-card { grid-column: span 7; }
    .visual-card { grid-column: span 5; }
    
    /* Alternar posición visual en secciones pares si se desea, 
       pero el HTML ya maneja el orden con order-md-* */
}

.full-span { grid-column: span 12; }

/* Footer CTA */
.cta-card { 
    grid-column: span 12; 
    background: linear-gradient(135deg, var(--color-surface) 0%, rgba(136, 199, 230, 0.08) 100%);
}

/* =========================================
   IMAGES & VISUALS
   ========================================= */
.object-fit-cover { object-fit: cover; }

.hover-zoom {
    transition: transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.bento-card:hover .hover-zoom {
    transform: scale(1.05);
}

/* =========================================
   ANIMATIONS
   ========================================= */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* =========================================
   RESPONSIVE ADJUSTMENTS
   ========================================= */
@media (max-width: 767.98px) {
    .hero-main { min-height: auto; padding: 2rem !important; }
    .display-4 { font-size: 2rem; }
    .bento-grid { gap: 1rem; }
    .bento-card { border-radius: 1rem; }
}