/* ===== PALETA OFICIAL: BLANCO, GRIS CLARO, MARRÓN CLARO, FUENTE OSCURA ===== */

:root {
    --color-primary: #5c4a3d;
    --color-primary-hover: #4a3c32;
    --color-primary-light: #e8e0d9;
    
    --bg-primary: #ffffff;
    --bg-secondary: #faf9f7;
    --bg-tertiary: #f5f3f0;
    --bg-brown-light: #ebe6e0;
    --bg-dark: #3d332b;
    
    --text-primary: #2c2419;
    --text-secondary: #5c4a3d;
    --text-tertiary: #7a6b5e;
    --text-inverse: #ffffff;
    
    --border-light: #e8e4df;
    --border-medium: #d4cec6;
    --border-dark: #b8aea3;
    
    --shadow-sm: 0 1px 2px rgba(44, 36, 25, 0.04);
    --shadow-md: 0 4px 6px -1px rgba(44, 36, 25, 0.06), 0 2px 4px -2px rgba(44, 36, 25, 0.04);
    --shadow-lg: 0 10px 15px -3px rgba(44, 36, 25, 0.08), 0 4px 6px -4px rgba(44, 36, 25, 0.04);
    --shadow-xl: 0 20px 25px -5px rgba(44, 36, 25, 0.08), 0 8px 10px -6px rgba(44, 36, 25, 0.04);
    
    --gradient-primary: linear-gradient(135deg, #5c4a3d 0%, #7a6b5e 100%);
    --gradient-hero: linear-gradient(135deg, #ffffff 0%, #faf9f7 50%, #f5f3f0 100%);
    --gradient-dark: linear-gradient(180deg, #3d332b 0%, #5c4a3d 100%);
    
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 18px;
    --radius-2xl: 24px;
    --radius-full: 9999px;
    
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    
    --font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;
    --line-height-tight: 1.2;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.65;
    
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

/* ===== COMPONENTES ===== */

.btn-primary {
    background: var(--gradient-primary);
    border: none;
    color: #ffffff;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #4a3c32 0%, #5c4a3d 100%);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    background: transparent;
}

.btn-outline:hover {
    background: var(--color-primary);
    color: #ffffff;
    transform: translateY(-2px);
}

.btn-download {
    background: var(--gradient-primary) !important;
    color: #ffffff !important;
    border: none !important;
    box-shadow: var(--shadow-md);
}

.btn-download:hover {
    transform: translateY(-2px) !important;
    box-shadow: var(--shadow-lg) !important;
}

.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-light);
}

.nav-menu a {
    color: var(--text-secondary);
}

.nav-menu a:hover {
    color: var(--color-primary);
}

.footer {
    background: var(--bg-dark);
    color: var(--text-tertiary);
    border-top: none;
}

.footer-logo,
.footer-column h4 {
    color: #ffffff;
}

.footer-column a {
    color: rgba(255, 255, 255, 0.75);
}

.footer-column a:hover {
    color: #ffffff;
}

/* Marcador de marca: logo real (.nav-brand-logo); el bloque marrón (.nav-brand-icon) queda por compatibilidad */
.nav-brand-logo {
    width: 28px;
    height: 28px;
    border-radius: 8px;
    object-fit: cover;
    flex-shrink: 0;
    display: block;
    box-shadow: 0 2px 4px rgba(44, 36, 22, 0.12);
}

.nav-brand-icon {
    width: 28px;
    height: 28px;
    background: var(--gradient-primary);
    border-radius: 8px;
    display: inline-block;
    vertical-align: middle;
    margin-right: 0.5rem;
    border: none;
}

.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--text-secondary); }
.bg-primary { background: var(--gradient-primary); }
.border-primary { border-color: var(--color-primary); }