/* METRIX BRAND - SISTEMA DE DISEÑO MODERNO */

:root {
    /* Paleta de Colores */
    --bg-deep: #0a0f1d;
    --bg-surface: #161e31;
    --teal: #2dd4bf;
    --teal-glow: rgba(45, 212, 191, 0.15);
    --text-white: #f1f5f9;
    --text-dim: #94a3b8;
    --glass: rgba(30, 41, 59, 0.7);
    --border: rgba(255, 255, 255, 0.1);
    
    /* Espaciado y Medidas */
    --container-max: 1200px;
    --radius: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 1. Reset y Base */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
}

body {
    background-color: var(--bg-deep);
    color: var(--text-white);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

/* Fondo decorativo dinámico */
body::before {
    content: "";
    position: fixed;
    top: -10%;
    right: -10%;
    width: 400px;
    height: 400px;
    background: var(--teal);
    filter: blur(150px);
    opacity: 0.05;
    z-index: -1;
}

/* 2. Layout Estético y Adaptable */
header {
    width: 100%;
    padding: 2rem 1rem;
    text-align: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--text-white);
}

.logo span {
    color: var(--teal);
    text-shadow: 0 0 20px var(--teal-glow);
}

/* Contenedor Fluido */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

/* 3. Hero Section (First Mobile) */
.hero-text {
    text-align: center;
    margin-bottom: 3rem;
    max-width: 800px;
}

h1 {
    font-size: clamp(2rem, 8vw, 3.5rem); /* Tamaño fluido según pantalla */
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #fff 0%, var(--teal) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-text p {
    font-size: clamp(1rem, 4vw, 1.25rem);
    color: var(--text-dim);
    max-width: 600px;
    margin: 0 auto;
}

/* 4. Formulario con Estética Glassmorphism */
.form-wrapper {
    width: 100%;
    max-width: 480px;
    background: var(--glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 2.5rem;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.form-group {
    margin-bottom: 1.5rem;
    text-align: left;
}

label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--teal);
    text-transform: uppercase;
    letter-spacing: 1px;
}

input, select, textarea {
    width: 100%;
    padding: 1rem;
    background: rgba(10, 15, 29, 0.5);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: white;
    font-size: 1rem;
    transition: var(--transition);
}

input:focus {
    outline: none;
    border-color: var(--teal);
    box-shadow: 0 0 0 4px var(--teal-glow);
}

/* 5. Botón de Acción Premium */
.btn-main {
    width: 100%;
    padding: 1.2rem;
    background: var(--teal);
    color: var(--bg-deep);
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: var(--transition);
    margin-top: 1rem;
}

.btn-main:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -5px var(--teal-glow);
    filter: brightness(1.1);
}

/* 6. Adaptabilidad para Pantallas Grandes (Desktop) */
@media (min-width: 1024px) {
    .container {
        flex-direction: row; /* En PC, el texto y el form se ponen lado a lado */
        justify-content: space-between;
        padding-top: 4rem;
        gap: 4rem;
    }

    .hero-text {
        text-align: left;
        margin-bottom: 0;
        flex: 1;
    }

    .hero-text p {
        margin: 0;
    }

    .form-wrapper {
        flex: 1;
    }
}

/* 7. Estilos para Pasos de Onboarding */
.step { display: none; }
.step.active { display: block; animation: fadeIn 0.5s ease; }

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Estilo para las opciones de Onboarding */
.option-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    padding: 1.2rem;
    border-radius: 10px;
    margin-bottom: 1rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
}

.option-card:hover {
    background: var(--teal-glow);
    border-color: var(--teal);
}