/* Reseteo y variables globales */
:root {
    --bg-dark: #050B14;
    --primary-blue: #00d2ff;
    --secondary-blue: #3a7bd5;
    --text-main: #ffffff;
    --text-muted: #a0aec0;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow-x: hidden;
}

/* --- EFECTOS DE LUCES Y SOMBRAS (BACKGROUND) --- */
body::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(0, 210, 255, 0.15) 0%, transparent 40%);
    z-index: -2;
}

/* Líneas diagonales modernas */
.bg-lines {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: repeating-linear-gradient(
        -45deg,
        transparent,
        transparent 80px,
        rgba(0, 210, 255, 0.03) 80px,
        rgba(0, 210, 255, 0.03) 82px
    );
    z-index: -1;
}

/* --- NAVBAR --- */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 5%;
    z-index: 10;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    width: 24px;
    height: 24px;
    border: 4px solid var(--text-main);
    border-radius: 50%;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    margin: 0 1.5rem;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: var(--text-main);
}

/* --- HERO SECTION --- */
.hero-section {
    flex: 1;
    display: flex;
    align-items: center;
    padding: 0 5%;
    z-index: 10;
}

.hero-content {
    max-width: 600px;
}

.hero-content h1 {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

/* Texto iluminado */
.text-glow {
    font-weight: 300;
    color: transparent;
    -webkit-text-stroke: 1px var(--text-main);
    text-shadow: 0 0 15px rgba(255, 255, 255, 0.3);
}

.hero-content p {
    color: var(--text-muted);
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 2.5rem;
}

/* --- BOTONES --- */
.btn {
    padding: 0.8rem 2rem;
    border-radius: 30px;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    background: transparent;
}

/* Botón con borde brillante (Login) */
.btn-outline {
    border: 1px solid rgba(255, 255, 255, 0.4);
    color: var(--text-main);
}

.btn-outline:hover {
    border-color: var(--text-main);
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.2);
}

/* Botón principal (Comenzar Ahora) */
.btn-primary {
    border: 1px solid var(--primary-blue);
    color: var(--text-main);
    box-shadow: 0 0 15px rgba(0, 210, 255, 0.3), inset 0 0 10px rgba(0, 210, 255, 0.1);
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-primary:hover {
    background-color: rgba(0, 210, 255, 0.1);
    box-shadow: 0 0 25px rgba(0, 210, 255, 0.5), inset 0 0 15px rgba(0, 210, 255, 0.2);
}