/* --- Basic Setup --- */
:root {
    --primary-color: #D00000; /* A bold, cinematic red */
    --background-color: #000000; /* Pure black background */
    --surface-color: #141414; /* For cards and sections, slightly off-black */
    --text-color: #ffffff;
    --text-color-secondary: #b3b3b3;
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Montserrat', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

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

.container {
    width: 90%;
    max-width: 1200px;
    margin: auto;
    padding: 4rem 0;
}

h1, h2, h3 {
    font-family: var(--font-heading);
    font-weight: 700;
    margin-bottom: 1.5rem;
}

h2 {
    font-size: 3rem;
    text-align: center;
    letter-spacing: 1px;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: #ffffff;
}

ul {
    list-style: none;
}

/* --- Header & Navigation --- */
header {
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(10px);
    padding: 1rem 5%;
    border-bottom: 1px solid #222;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

nav .logo a {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-color);
    letter-spacing: 1px;
}

nav ul {
    display: flex;
    gap: 2rem;
}

nav a {
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 1px;
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: var(--text-color);
    margin: 3px 0;
    transition: 0.3s;
    border-radius: 2px;
}

/* Hamburger animation */
.hamburger.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

/* --- Hero Section --- */
#hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: url('../images/P6H8576_antonella_fred_070820131.jpg') no-repeat center center/cover;
    position: relative;
}

#hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
}

.hero-text {
    z-index: 1;
}

#hero h1 {
    font-size: 6rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

#hero p {
    font-size: 1.5rem;
    color: var(--text-color-secondary);
}

/* --- Sections --- */
section {
    background-color: var(--background-color);
}

section:nth-child(even) {
    background-color: var(--surface-color);
}

/* --- Trayectoria Section --- */
.trayectoria-columns {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.column {
    background: var(--surface-color);
    padding: 2rem;
    border-radius: 4px;
    border: none;
}

.column h3 {
    color: var(--primary-color);
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 0.5rem;
    display: inline-block;
}

.column ul li {
    margin-bottom: 0.5rem;
    padding-left: 1rem;
    position: relative;
}

.column ul li::before {
    content: '•';
    color: var(--primary-color);
    position: absolute;
    left: 0;
}

/* --- Galeria Section --- */
.photo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

.photo-grid img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 8px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.photo-grid img:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 20px rgba(0,0,0,0.5);
}

/* --- Videobook Section --- */
.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.video-container {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 */
    height: 0;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
}

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

/* --- Contacto Section --- */
#contacto {
    text-align: center;
}

.social-links {
    margin-top: 2rem;
    display: flex;
    justify-content: center;
    gap: 2rem;
}

.social-links a {
    font-size: 1.2rem;
}

.location-text {
    margin-top: 1rem;
    font-size: 1rem;
    color: var(--text-color-secondary);
}

/* --- Footer --- */
footer {
    text-align: center;
    padding: 2rem;
    background: #000;
    color: var(--text-color-secondary);
    font-size: 0.9rem;
}

/* --- Responsive Design --- */
@media (max-width: 768px) {
    h2 {
        font-size: 2.5rem;
    }

    #hero h1 {
        font-size: 3.5rem;
    }

    /* Mobile Navigation */
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: rgba(0, 0, 0, 0.95);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        backdrop-filter: blur(10px);
        border-top: 1px solid #222;
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu li {
        margin: 1rem 0;
    }

    .nav-menu a {
        font-size: 1.1rem;
        padding: 1rem 2rem;
        display: block;
    }

    .video-grid {
       grid-template-columns: 1fr;
    }
}