:root {
    /* Paleta Corporativa Alto Contraste */
    --color-bg-main: #ffffff;
    /* Dark Navy profundo */
    --color-bg-alt: #d3deff;
    --color-text-main: #F3F4F6;
    --color-text-muted: hsl(219, 32%, 19%);
    --color-accent: #ff5f00;
    /* Azul eléctrico corporativo */
    --color-accent-hover: #ff9000;

    /* Variables Glassmorphism */
    --glass-bg: rgba(9, 43, 123, 0.6);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);

    /* Tipografía */
    --font-main: 'Inter', system-ui, sans-serif;
}

/* Reseteo básico */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background-color: var(--color-bg-main);
    color: var(--color-text-main);
    line-height: 1.6;
}

/* Utilidades */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section-padding {
    padding: 6rem 0;
}

.text-accent {
    color: var(--color-accent);
}

.text-muted {
    color: var(--color-text-muted);
}

.text-light {
    color: var(--color-text-main);
}

.fw-600 {
    font-weight: 600;
}

.fw-800 {
    font-weight: 800;
}

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

.mt-2 {
    margin-top: 0.5rem;
}

.mt-4 {
    margin-top: 1rem;
}

.mt-8 {
    margin-top: 2rem;
}

.mt-12 {
    margin-top: 3rem;
}

.mb-2 {
    margin-bottom: 0.5rem;
}

.mb-4 {
    margin-bottom: 1rem;
}

.mb-6 {
    margin-bottom: 1.5rem;
}

.mb-8 {
    margin-bottom: 2rem;
}

.w-full {
    width: 100%;
}

.bg-darker {
    background-color: var(--color-bg-alt);
}

.border-glass {
    border-color: var(--glass-border);
}

.flex {
    display: flex;
}

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

.justify-center {
    justify-content: center;
}

.gap-2 {
    gap: 0.5rem;
}

/* Grids */
.grid-2-col {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
}

.grid-4-col {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .grid-2-col {
        grid-template-columns: 1fr 1fr;
        align-items: center;
    }

    .grid-4-col {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .grid-4-col {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Navegación Glassmorphism */
.glass-nav {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.brand-logo {
    font-size: 1.5rem;
    text-decoration: none;
    letter-spacing: -0.5px;
}

.desktop-nav a {
    color: var(--color-text-main);
    text-decoration: none;
    margin-left: 2rem;
    font-weight: 600;
    transition: color 0.3s ease;
}

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

.desktop-nav a.btn-primary {
    color: white;
}

.mobile-toggle {
    background: none;
    border: none;
    color: var(--color-text-main);
    cursor: pointer;
    display: none;
}

.mobile-menu {
    position: absolute;
    top: 80px;
    left: 0;
    width: 100%;
    padding: 2rem;
    flex-direction: column;
    gap: 1.5rem;
    border-top: 1px solid var(--glass-border);
}

.mobile-menu a {
    color: var(--color-text-main);
    text-decoration: none;
    font-weight: 600;
    display: block;
    text-align: center;
}

@media (max-width: 768px) {
    .desktop-nav {
        display: none;
    }

    .mobile-toggle {
        display: block;
    }
}

/* Componentes Glassmorphism */
.glass-panel,
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    box-shadow: var(--glass-shadow);
}

.glass-card {
    padding: 2rem;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.hover-glow:hover {
    transform: translateY(-5px);
    border-color: var(--color-accent);
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.15);
}

/* Botones */
.btn-primary,
.btn-outline {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background-color: var(--color-accent);
    color: white;
}

.btn-primary:hover {
    background-color: var(--color-accent-hover);
}

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--color-text-muted);
    color: var(--color-text-main);
}

.btn-outline:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    padding-top: 80px;
    /* Recomendación: Añadir una imagen de fondo en producción aquí */
    background: radial-gradient(circle at center, #1E293B 0%, var(--color-bg-main) 100%);
}

.hero-content {
    max-width: 800px;
    padding: 4rem 2rem;
    margin: 0 1.5rem;
}

.text-gradient {
    background: linear-gradient(135deg, #FFFFFF 0%, var(--color-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    line-height: 1.1;
}

/* Formularios */
.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border-radius: 6px;
    font-family: inherit;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.glass-input {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    color: var(--color-text-main);
}

.glass-input:focus {
    outline: none;
    border-color: var(--color-accent);
    background: rgba(255, 255, 255, 0.05);
}

.file-input {
    background: rgba(0, 0, 0, 0.2);
    border: 1px dashed var(--glass-border);
    color: var(--color-text-muted);
    cursor: pointer;
}

.file-input::file-selector-button {
    background: var(--color-bg-main);
    color: var(--color-text-main);
    border: 1px solid var(--glass-border);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    margin-right: 1rem;
    cursor: pointer;
    transition: background 0.3s;
}

.file-input::file-selector-button:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    font-size: 0.9rem;
}