/* --- 1. Variables y Reset --- */
:root {
    --font-main: 'Quicksand', sans-serif;
    --color-bg-dark: #000000;
    --color-text-white: #ffffff;
    --color-accent: #ffcd02; /* El amarillo de los títulos */
    --color-accordion-bg: #424242; /* Gris oscuro */
    --color-accordion-header: #616161; /* Gris */
    --spacing-container: 2rem;
    --max-width: 1200px;
}

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

body {
    font-family: var(--font-main);
    background-color: var(--color-bg-dark); /* El fondo general tiende a negro al final */
    color: #333;
    line-height: 1.6;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul {
    list-style: none;
}

a {
    text-decoration: none;
    color: inherit;
}

/* --- 2. Utilidades y Layout --- */
.container {
    width: 90%;
    max-width: var(--max-width);
    margin: 0 auto;
}

.video-responsive {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
    height: 0;
    overflow: hidden;
    background: #000;
    margin-bottom: 1rem;
}

.video-responsive iframe,
.video-responsive video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

.highlight {
    color: var(--color-accent);
    font-weight: 600;
}

.mt-2 { margin-top: 1.5rem; }

/* --- 3. Seccion Hero --- */
.hero-section {
    background-image: url('imagenes/tornado_01.jpg');
    background-size: cover;
    background-position: center;
    height: 80vh; 
    min-height: 500px;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding-top: 4rem;
}

.logo-container {
    width: auto;
    max-width: var(--max-width);
    margin: 0 auto;
}

.logo-main {
    width: 200px;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.5));
}

@media (max-width: 478px) {
    .hero-section {
        background-image: url('imagenes/tornado_01_movil.jpg');
    }
}

/* --- 4. Seccion Bio --- */
.bio-section {
    background-color: var(--color-accent); 
    padding: 6vw;
}

.grid-2-col {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    width: 90%;                 /* Para que no toque los bordes en móvil */
    max-width: 1200px;          /* Para que no se estire infinito en pantallas grandes */
    margin-left: auto;          
    margin-right: auto;        
}

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

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

.bio-profile figcaption {
    font-size: 2.25rem;
    font-weight: 700;
    margin-top: 1rem;
    color: #333;
}

/* --- 5. Seccion Trabajos (Acordeon) --- */
.work-section {
    background-color: var(--color-bg-dark);
    padding: 4rem;
    color: var(--color-text-white);
    display: fle;
    justify-content: center;
}

.section-title {
    color: var(--color-accent);
    font-size: 3.5rem;
    text-align: center;
    margin-bottom: 3rem;
    font-weight: 300;
}

/* Estilo Semantico HTML5 Details/Summary */
.timeline-accordion {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.timeline-item summary {
    background-color: var(--color-accordion-header); /* #616161 */
    padding: 1.5rem;
    font-size: 1.5rem;
    font-weight: 500;
    cursor: pointer;
    list-style: none; /* Ocultar flecha por defecto */
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s ease;
}

.timeline-item summary:hover {
    background-color: #757575;
}

/* Custom Icon */
.timeline-item summary::-webkit-details-marker { display: none; }
.timeline-item summary .icon {
    font-weight: 300;
    font-size: 2rem;
    line-height: 0;
}

.timeline-item[open] summary .icon {
    transform: rotate(45deg); /* Efecto giro de la cruz */
}

.timeline-content {
    
    background-color: var(--color-accordion-bg); /* #424242 */
    padding: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.timeline-content ul {
    list-style: disc;
    margin-left: 1.5rem;
    margin-top: 1rem;
}

.timeline-content li {
    margin-bottom: 0.5rem;
}

.img-portrait {
    max-width: 200px;
    margin-bottom: 1rem;
}

/* --- 6. Seccion Galeria --- */
.gallery-section {
    
    max-width: var(--max-width);
    margin: 0 auto;
}

.grid-2-col-flush {
    display: grid;
    grid-template-columns: 1fr;
    background-color: black;
}

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

/* --- 7. Footer --- */
.main-footer {
    background-color: var(--color-bg-dark);
    color: var(--color-text-white);
    padding-top: 4rem;
}

.footer-contact {
    padding-bottom: 4rem;
}

.footer-grid {
    justify-items: center;
    text-align: center;
}

@media (min-width: 768px) {
    .footer-grid {
        justify-items: center; /* Alineación escritorio */
        text-align: center;
    }
    .footer-info {
        justify-self: center; /* Texto centrado en su columna */
        text-align: center;
    }
}

.footer-logo img {
    width: 200px;
}

.footer-info p {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.footer-copyright {
    border-top: 1px solid #333;
    text-align: center;
    padding: 2rem 0;
    font-size: 0.9rem;
    color: #888;
}