:root {
    --bg-color: #050505;
    --primary: #ff0000; /* Red */
    --secondary: #8f0000;
    --text: #e0e0e0;
    --glass: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 0, 0, 0.2);
}

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

body {
    background-color: var(--bg-color);
    color: var(--text);
    font-family: 'Fira Code', monospace;
    overflow-x: hidden;
}

#matrix {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.8;
}

.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, transparent 20%, #000 90%);
    z-index: -1;
    pointer-events: none;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 50px;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(5px);
    border-bottom: 1px solid var(--glass-border);
    opacity: 1;
    pointer-events: auto;
}

.logo {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
    color: var(--primary);
    text-shadow: 0 0 10px var(--primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-link {
    color: var(--text);
    text-decoration: none;
    margin-left: 30px;
    transition: 0.3s;
    position: relative;
}

.nav-link:hover {
    color: var(--primary);
    text-shadow: 0 0 8px var(--primary);
}

main {
    padding: 100px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.card {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    padding: 30px;
    border-radius: 10px;
    backdrop-filter: blur(10px);
    transition: transform 0.1s ease-out, box-shadow 0.3s, border-color 0.3s;
    transform-style: preserve-3d;
    will-change: transform;
}

.card:hover {
    border-color: var(--primary);
    box-shadow: 0 15px 35px rgba(255, 0, 0, 0.2);
}

.glass {
    background: var(--glass);
}

footer {
    text-align: center;
    padding: 20px;
    color: #555;
    font-size: 0.8rem;
}

/* --- Menú Hamburguesa y Sidebar --- */
.hamburger {
    display: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
    z-index: 1001;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: var(--primary);
    transition: 0.3s;
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 250px;
        height: 100vh;
        background: rgba(5, 5, 5, 0.95);
        backdrop-filter: blur(10px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        border-left: 1px solid var(--glass-border);
        display: flex;
        z-index: 1000;
        box-shadow: -5px 0 15px rgba(255, 0, 0, 0.1);
    }

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

    .nav-link {
        margin: 20px 0;
        font-size: 1.2rem;
        margin-left: 0;
    }

    .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); }
}

/* --- Torre de Ajedrez Glitcheada --- */
.rook {
    position: relative;
    font-size: 1.8rem;
    color: var(--primary);
    display: inline-block;
}

.rook::before,
.rook::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-color);
}

.rook::before {
    left: 2px;
    text-shadow: -1px 0 #00ffff;
    animation: glitch-rook-1 2.5s infinite linear alternate-reverse;
}

.rook::after {
    left: -2px;
    text-shadow: -1px 0 #ff00ff;
    animation: glitch-rook-2 3s infinite linear alternate-reverse;
}

@keyframes glitch-rook-1 {
    0% { clip: rect(2px, 50px, 5px, 0); }
    20% { clip: rect(15px, 50px, 20px, 0); }
    40% { clip: rect(5px, 50px, 10px, 0); }
    60% { clip: rect(20px, 50px, 25px, 0); }
    80% { clip: rect(0px, 50px, 5px, 0); }
    100% { clip: rect(10px, 50px, 15px, 0); }
}

@keyframes glitch-rook-2 {
    0% { clip: rect(15px, 50px, 20px, 0); }
    20% { clip: rect(2px, 50px, 6px, 0); }
    40% { clip: rect(22px, 50px, 26px, 0); }
    60% { clip: rect(8px, 50px, 11px, 0); }
    80% { clip: rect(18px, 50px, 21px, 0); }
    100% { clip: rect(4px, 50px, 9px, 0); }
}

/* =========================================
   ESTILOS ESPECÍFICOS DEL CURRICULUM
   ========================================= */

.cv-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    margin-top: 20px;
}

@media (min-width: 900px) {
    .cv-layout {
        grid-template-columns: 300px 1fr;
    }
}

.cv-sidebar .card {
    margin-bottom: 20px;
    background: rgba(0, 0, 0, 0.85);
}

.cv-photo {
    width: 100%;
    max-width: 200px;
    display: block;
    margin: 0 auto 15px auto;
    border-radius: 10px;
    border: 2px solid var(--primary);
}

.cv-section {
    margin-bottom: 30px;
}

ul.cv-list {
    list-style: none;
    padding-left: 0;
}

ul.cv-list li {
    margin-bottom: 10px;
    position: relative;
    padding-left: 20px;
}

ul.cv-list li::before {
    content: "▹";
    position: absolute;
    left: 0;
    color: var(--primary);
}

.cv-page .card[id] {
    scroll-margin-top: 120px;
}

/* --- NAVEGACIÓN EXCLUSIVA PARA CV (.cv-page) --- */
.cv-page header .hamburger {
    display: flex !important;
}

.cv-page nav {
    position: fixed !important;
    top: 0;
    right: -100%;
    width: 250px;
    height: 100vh;
    background: rgba(5, 5, 5, 0.95);
    backdrop-filter: blur(10px);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-left: 1px solid var(--glass-border);
    display: flex !important;
    z-index: 1000;
    box-shadow: -5px 0 15px rgba(255, 0, 0, 0.1);
}

.cv-page nav.active {
    right: 0;
}

.cv-page nav .nav-link {
    margin: 20px 0;
    font-size: 1.2rem;
    margin-left: 0;
}

.cv-page .hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 6px); }
.cv-page .hamburger.active span:nth-child(2) { opacity: 0; }
.cv-page .hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -6px); }

.glitch {
    font-size: 4rem;
    font-weight: bold;
    color: var(--text);
    position: relative;
    font-family: 'Orbitron', sans-serif;
    opacity: 1;
}

.glitch.visible {
    opacity: 1;
}

.section-title {
    font-size: 2rem;
    margin-bottom: 30px;
    border-bottom: 1px solid var(--secondary);
    display: inline-block;
    padding-bottom: 5px;
    color: var(--primary);
}