/* Variables de Color Negro y Dorado Elegante */
:root {
    --color-primary: #D4AF37;        /* Dorado Elegante */
    --color-secondary: #B8860B;      /* Dorado Bronce */
    --color-dark: #000000;           /* Negro */
    --color-medium: #1a1a1a;         /* Gris Muy Oscuro */
    --color-light: #333333;          /* Gris Oscuro */
    --color-white: #FFFFFF;          /* Blanco Puro */
    --color-gold-dark: #8B7355;      /* Dorado Muy Oscuro */
    --color-text-light: #FFFFFF;
    --color-text-medium: #CCCCCC;
    --color-text-dark: #000000;
    --color-success: #D4AF37;
    --color-error: #d32f2f;
    --color-warning: #B8860B;
    --font-primary: 'Inter', 'Segoe UI', 'Roboto', -apple-system, BlinkMacSystemFont, sans-serif;
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    --shadow-light: 0 2px 8px rgba(212, 175, 55, 0.15);
    --shadow-medium: 0 4px 12px rgba(212, 175, 55, 0.25);
    --shadow-heavy: 0 8px 20px rgba(212, 175, 55, 0.35);
}

/* Estilos Globales y Reset Mejorados */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    background-color: var(--color-dark);
    color: var(--color-text-light);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

body.loaded {
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* NAVBAR LIMPIA */
.navbar {
    position: fixed;
    top: 20px;
    left: 20px;
    right: 20px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 2000;
    padding: 15px 30px;
    transition: all var(--transition-normal);
    border-radius: 25px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar-brand .logo {
    height: auto;
    width: 180px;
    object-fit: contain;
}

.navbar-nav {
    display: flex;
    list-style: none;
    gap: 40px;
    margin: 0;
    padding: 0;
}

.nav-link {
    color: var(--color-dark);
    text-decoration: none;
    font-weight: 400;
    font-size: 0.95em;
    transition: color var(--transition-normal);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition-normal);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary);
}

.container {
    width: 90%;
    max-width: 1100px;
    margin: 0 auto;
}

h1, h2, h3 {
    color: var(--color-text-light);
    font-weight: 700;
}

h2 {
    font-size: 2em;
    padding-bottom: 20px;
    border-bottom: 3px solid var(--color-primary);
    display: inline-block;
    margin-bottom: 40px;
    text-transform: uppercase;
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.icon-title {
    color: var(--color-secondary);
    margin-right: 10px;
}

.section {
    padding: 80px 0;
    border-top: 1px solid var(--color-medium);
}

/* HERO SECTION con Video */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    text-align: center;
    position: relative;
    padding-top: 80px;
    overflow: hidden;
}

.hero-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -2;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.7) 0%, rgba(26, 26, 26, 0.6) 50%, rgba(0, 0, 0, 0.8) 100%);
    z-index: -1;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-content {
    padding: 40px 0;
}

.hero-logo {
    margin-bottom: 30px;
}

.hero-isotipo {
    width: 150px;
    height: 150px;
    object-fit: contain;
    filter: drop-shadow(0 4px 8px rgba(212, 175, 55, 0.3));
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--color-primary);
    padding: 8px 20px;
    border-radius: 50px;
    margin-bottom: 30px;
    font-size: 0.9em;
    color: var(--color-white);
    backdrop-filter: blur(10px);
}

.hero-title {
    font-size: clamp(3rem, 6vw, 5rem);
    margin-bottom: 40px;
    position: relative;
    z-index: 2;
}

.name-primary {
    display: block;
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 300;
    letter-spacing: 2px;
}

.name-secondary {
    display: block;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
    letter-spacing: 3px;
    margin-top: -10px;
}

.subtitle {
    font-size: 1.2em;
    color: var(--color-text-medium);
    margin-bottom: 20px;
}

.tagline {
    margin-top: 20px;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
}

.hero-roles {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-bottom: 50px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.role-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(48, 119, 190, 0.3);
    border-radius: 16px;
    padding: 25px;
    display: flex;
    align-items: center;
    gap: 15px;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.role-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(48, 119, 190, 0.1), transparent);
    transition: left 0.5s;
}

.role-card:hover::before {
    left: 100%;
}

.role-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-secondary);
    box-shadow: 0 10px 30px rgba(48, 119, 190, 0.2);
}

.role-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2em;
    color: var(--color-white);
    flex-shrink: 0;
}

.role-content {
    text-align: left;
}

.role-content h3 {
    color: var(--color-white);
    font-size: 1.1em;
    margin-bottom: 5px;
    font-weight: 600;
}

.role-content p {
    color: var(--color-medium);
    font-size: 0.9em;
    margin: 0;
}

.hero-actions {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: var(--color-white);
    padding: 16px 32px;
    text-decoration: none;
    font-weight: 600;
    border-radius: 50px;
    transition: all var(--transition-normal);
    font-size: 1em;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
    border: 1px solid var(--color-secondary);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(212, 175, 55, 0.4);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(0, 0, 0, 0.2);
    color: var(--color-primary);
    padding: 16px 32px;
    text-decoration: none;
    font-weight: 600;
    border-radius: 50px;
    transition: all var(--transition-normal);
    font-size: 1em;
    border: 1px solid var(--color-primary);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(212, 175, 55, 0.3);
}

/* SECCIONES SECUNDARIAS */
.profile-section {
    position: relative;
    overflow: hidden;
}

.profile-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -2;
}

.profile-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.95) 0%, rgba(26, 26, 26, 0.9) 50%, rgba(0, 0, 0, 0.95) 100%);
    z-index: -1;
}

.profile-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: stretch;
    margin-top: 40px;
    min-height: 80vh;
}

.profile-image-column {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
}

.image-badge {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: var(--color-white);
    padding: 12px 24px;
    border-radius: 25px;
    font-weight: 600;
    font-size: 1.1em;
    text-align: center;
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
}

.profile-photo {
    width: 100%;
    max-width: 450px;
    height: auto;
    border-radius: 20px;
    object-fit: cover;
}

.profile-text-column {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 40px 0;
}

.profile-header {
    margin-bottom: 40px;
}

.profile-header h3 {
    font-size: 1.8em;
    margin-bottom: 15px;
    color: var(--color-primary);
}

.profile-header h4 {
    font-size: 1.3em;
    margin: 20px 0 10px 0;
    color: var(--color-white);
}

.profile-subtitle {
    font-size: 1.1em;
    color: var(--color-text-medium);
    margin-bottom: 20px;
    font-style: italic;
}

.profile-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(212, 175, 55, 0.1);
    border: 1px solid var(--color-primary);
    padding: 8px 16px;
    border-radius: 25px;
    font-size: 0.9em;
    color: var(--color-primary);
    margin: 10px 0;
}

.profile-highlights {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.highlight-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.highlight-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2em;
    color: var(--color-white);
    flex-shrink: 0;
}

.highlight-content h4 {
    color: var(--color-white);
    font-size: 1.2em;
    margin-bottom: 10px;
}

.highlight-content p {
    color: var(--color-text-medium);
    line-height: 1.6;
}

.tech-stack {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    margin-top: 20px;
}

.tech-item {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(212, 175, 55, 0.1);
    border: 1px solid var(--color-primary);
    padding: 8px 16px;
    border-radius: 20px;
    color: var(--color-primary);
    font-size: 0.9em;
    font-weight: 500;
    transition: all var(--transition-normal);
}

.tech-item:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
}

.tech-item i {
    font-size: 1.1em;
}

.skill-info h4 {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--color-primary);
    font-size: 1.3em;
    margin-bottom: 15px;
}

.skill-info h4 i {
    color: var(--color-secondary);
}

.tech-showcase {
    margin-top: 40px;
}

.tech-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(212, 175, 55, 0.3);
    border-radius: 20px;
    padding: 40px;
    text-align: center;
}

.tech-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-bottom: 20px;
}

.tech-header i {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 1.3em;
}

.tech-header h3 {
    color: var(--color-primary);
    font-size: 1.8em;
    margin: 0;
}

.tech-card p {
    color: var(--color-text-medium);
    font-size: 1.1em;
    margin-bottom: 30px;
    line-height: 1.6;
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 20px;
    max-width: 600px;
    margin: 0 auto;
}

.tech-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: var(--color-white);
    padding: 20px 15px;
    border-radius: 15px;
    transition: all var(--transition-normal);
    cursor: pointer;
}

.tech-badge:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(212, 175, 55, 0.4);
}

.tech-badge i {
    font-size: 2em;
}

.tech-badge span {
    font-weight: 600;
    font-size: 0.9em;
}

.profile-photo:hover {
    transform: scale(1.05);
    box-shadow: 0 15px 40px rgba(48, 119, 190, 0.4);
}

.profile-badge {
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--color-secondary) 0%, #e67e22 100%);
    color: var(--color-white);
    padding: 8px 20px;
    border-radius: 25px;
    font-size: 0.9em;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 5px 15px rgba(243, 141, 47, 0.4);
}

.profile-intro {
    margin-bottom: 30px;
}

.profile-intro h3 {
    color: var(--color-primary);
    font-size: 1.8em;
    margin-bottom: 10px;
    font-weight: 600;
}

.profile-subtitle {
    color: var(--color-secondary);
    font-size: 1.1em;
    font-weight: 500;
    margin: 0;
}

.profile-carousel {
    position: relative;
    background: rgba(48, 119, 190, 0.05);
    border-radius: 16px;
    padding: 20px;
    border: 1px solid rgba(48, 119, 190, 0.2);
    max-width: 500px;
}

.carousel-container {
    overflow: hidden;
    border-radius: 12px;
}

.carousel-track {
    display: flex;
    transition: transform 0.5s ease;
}

.highlight-slide {
    min-width: 100%;
    display: flex;
    gap: 15px;
    align-items: flex-start;
    padding: 15px;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.highlight-slide.active {
    opacity: 1;
}

.carousel-indicators {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 20px;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: none;
    background: rgba(48, 119, 190, 0.3);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.indicator.active {
    background: var(--color-primary);
    transform: scale(1.2);
}

.carousel-controls {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    pointer-events: none;
}

.carousel-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: none;
    background: var(--color-primary);
    color: var(--color-white);
    cursor: pointer;
    transition: all var(--transition-normal);
    pointer-events: auto;
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-btn:hover {
    background: var(--color-secondary);
    transform: scale(1.1);
}

.highlight-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1em;
    color: var(--color-white);
    flex-shrink: 0;
}

.highlight-content h4 {
    color: var(--color-white);
    font-size: 1.1em;
    margin-bottom: 6px;
    font-weight: 600;
}

.highlight-content p {
    color: var(--color-text-medium);
    line-height: 1.5;
    margin: 0;
    font-size: 0.9em;
}

@media (max-width: 768px) {
    .profile-content {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }
    
    .profile-photo {
        width: 200px;
        height: 200px;
    }
    
    .highlight-slide {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .carousel-controls {
        display: none;
    }
}

/* EXPERIENCE SECTION */
.experience-section {
    background: linear-gradient(135deg, var(--color-blue-dark) 0%, var(--color-dark) 100%);
    position: relative;
}

.experience-timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 0;
}

.timeline-item {
    display: flex;
    margin-bottom: 50px;
    position: relative;
}

.timeline-marker {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-right: 30px;
    position: relative;
}

.marker-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5em;
    color: var(--color-white);
    box-shadow: 0 5px 15px rgba(48, 119, 190, 0.4);
    z-index: 2;
    position: relative;
}

.marker-line {
    width: 3px;
    height: 80px;
    background: linear-gradient(180deg, var(--color-primary) 0%, rgba(48, 119, 190, 0.3) 100%);
    margin-top: 10px;
}

.timeline-item:last-child .marker-line {
    display: none;
}

.timeline-content {
    flex: 1;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(48, 119, 190, 0.3);
    border-radius: 16px;
    padding: 25px;
    position: relative;
    transition: all var(--transition-normal);
}

.timeline-content:hover {
    transform: translateX(10px);
    border-color: var(--color-secondary);
    box-shadow: 0 10px 30px rgba(48, 119, 190, 0.2);
}

.timeline-badge {
    position: absolute;
    top: -10px;
    right: 20px;
    background: linear-gradient(135deg, var(--color-secondary) 0%, #e67e22 100%);
    color: var(--color-white);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.8em;
    font-weight: 600;
}

.timeline-content h3 {
    color: var(--color-white);
    font-size: 1.4em;
    margin-bottom: 15px;
    font-weight: 600;
}

.timeline-content p {
    color: var(--color-text-medium);
    line-height: 1.6;
    margin-bottom: 20px;
}

.timeline-skills {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.skill-tag {
    background: rgba(48, 119, 190, 0.2);
    color: var(--color-primary);
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 0.8em;
    font-weight: 500;
    border: 1px solid rgba(48, 119, 190, 0.4);
}

@media (max-width: 768px) {
    .timeline-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .timeline-marker {
        margin-right: 0;
        margin-bottom: 20px;
    }
    
    .marker-line {
        display: none;
    }
    
    .timeline-content:hover {
        transform: translateY(-5px);
    }
}

/* KNOWLEDGE SECTION CON PARALLAX */
.knowledge-section {
    position: relative;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.knowledge-section .parallax-bg {
    background-image: url('./images/fondo_parallax.jpeg');
}

.knowledge-section .container {
    position: relative;
    z-index: 1;
}

.knowledge-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
}

.knowledge-category {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(48, 119, 190, 0.3);
    border-radius: 20px;
    padding: 30px;
    transition: all var(--transition-normal);
    cursor: pointer;
}

.knowledge-category:hover {
    transform: translateY(-10px);
    border-color: var(--color-secondary);
}

.category-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 25px;
}

.category-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3em;
    color: var(--color-white);
}

.category-header h3 {
    color: var(--color-white);
    font-size: 1.3em;
    margin: 0;
}

.skills-hexagon {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.hex-skill {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background: rgba(48, 119, 190, 0.1);
    border: 1px solid rgba(48, 119, 190, 0.3);
    border-radius: 12px;
    transition: all var(--transition-normal);
    cursor: pointer;
    position: relative;
}

.hex-skill:hover,
.hex-skill.active {
    background: rgba(48, 119, 190, 0.2);
    border-color: var(--color-secondary);
    transform: translateX(10px);
}

.hex-skill i {
    width: 35px;
    height: 35px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 1em;
}

.hex-skill span {
    color: var(--color-white);
    font-weight: 500;
    font-size: 0.95em;
}

.skill-details {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(48, 119, 190, 0.3);
    border-radius: 16px;
    padding: 30px;
    margin-top: 30px;
}

.skill-info {
    display: none;
}

.skill-info.active {
    display: block;
    animation: fadeInUp 0.5s ease;
}

.skill-info h4 {
    color: var(--color-primary);
    font-size: 1.4em;
    margin-bottom: 15px;
}

.skill-info p {
    color: var(--color-text-medium);
    line-height: 1.6;
    margin-bottom: 20px;
}

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tech-stack span {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: var(--color-white);
    padding: 6px 15px;
    border-radius: 20px;
    font-size: 0.85em;
    font-weight: 500;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 768px) {
    .knowledge-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .knowledge-category:hover {
        transform: translateY(-5px);
    }
    
    .hex-skill:hover {
        transform: translateX(5px);
    }
}

/* VIDEO SECTION */
.video-section {
    padding: 0;
    background: var(--color-dark);
    width: 100vw;
    margin-left: calc(-50vw + 50%);
}

.full-width-video {
    width: 100%;
    height: auto;
    display: block;
}

/* VISION SECTION CON PARALLAX */
.vision-section {
    position: relative;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.vision-section .parallax-bg {
    background-image: url('./images/fondo_parallax.jpeg');
}

.parallax-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('./images/fondo_parallax.jpeg');
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    z-index: -2;
}

.parallax-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.9) 0%, rgba(26, 26, 26, 0.85) 50%, rgba(0, 0, 0, 0.95) 100%);
    z-index: -1;
}

.vision-section .container {
    position: relative;
    z-index: 1;
}

.vision-text p {
    font-size: 1.2em;
    margin-bottom: 25px;
    border-left: 3px solid var(--color-primary);
    padding: 20px;
    color: var(--color-text-light);
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    text-align: justify;
    transition: all var(--transition-normal);
}

.vision-text p:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 35px rgba(212, 175, 55, 0.2);
}

/* HORIZONTAL TIMELINE */
.horizontal-timeline {
    position: relative;
    padding: 40px 0;
    max-width: 1200px;
    margin: 0 auto;
}

.timeline-line {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-secondary) 50%, var(--color-primary) 100%);
    border-radius: 2px;
    z-index: 1;
}

.timeline-items {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 20px;
    position: relative;
    z-index: 2;
}

.timeline-step {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
}

.step-marker {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2em;
    color: var(--color-white);
    margin-bottom: 30px;
    border: 4px solid var(--color-dark);
    transition: all var(--transition-normal);
    cursor: pointer;
}

.step-marker:hover {
    transform: scale(1.1);
    box-shadow: 0 10px 30px rgba(212, 175, 55, 0.4);
}

.step-content {
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid var(--color-primary);
    border-radius: 16px;
    padding: 30px 25px;
    transition: all var(--transition-normal);
    min-height: 200px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.step-content:hover {
    transform: translateY(-10px);
    border-color: var(--color-secondary);
}

.step-content h3 {
    color: var(--color-primary);
    font-size: 1.4em;
    margin-bottom: 15px;
    font-weight: 600;
}

.step-content p {
    color: var(--color-text-light);
    font-size: 1.1em;
    line-height: 1.6;
    margin: 0;
}

@media (max-width: 768px) {
    .timeline-items {
        flex-direction: column;
        gap: 40px;
    }
    
    .timeline-line {
        display: none;
    }
    
    .step-marker {
        width: 60px;
        height: 60px;
        font-size: 1.5em;
    }
    
    .step-content {
        min-height: auto;
        padding: 20px;
    }
    
    .step-content h3 {
        font-size: 1.2em;
    }
    
    .step-content p {
        font-size: 1em;
    }
}

/* Asegurar que el parallax sea visible */
.parallax-section {
    position: relative;
    overflow: hidden;
}

.parallax-section .parallax-bg {
    background-image: url('./images/fondo_parallax.jpeg') !important;
    opacity: 1;
}

.section-title-box {
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid var(--color-primary);
    border-radius: 15px;
    padding: 20px 30px;
    margin-bottom: 40px;
    text-align: center;
}

.section-title-box h2 {
    margin: 0;
    border: none;
    padding: 0;
}

@media (max-width: 768px) {
    .parallax-bg {
        top: 0;
        height: 100%;
        transform: none !important;
    }
    
    .vision-section {
        min-height: auto;
        padding: 80px 0;
    }
    
    .vision-text p {
        font-size: 1.1em;
        padding: 15px;
    }
    
    .section-title-box {
        padding: 15px 20px;
    }
}

/* FOOTER */
footer {
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-blue-dark) 100%);
    padding: 40px 0;
    text-align: center;
    border-top: 3px solid var(--color-primary);
    position: relative;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
}

footer p {
    margin-bottom: 15px;
    color: var(--color-text-medium);
    font-size: 0.9em;
}

.social-links {
    margin-top: 20px;
}

.social-links a {
    color: var(--color-primary);
    margin: 0 15px;
    transition: all var(--transition-normal);
    display: inline-block;
}

.social-links a:hover {
    color: var(--color-secondary);
    transform: translateY(-3px) scale(1.1);
}

/* PARALLAX SCROLL EFFECT */
.parallax-section {
    transform-style: preserve-3d;
}

/* Mejoras de Accesibilidad */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Focus visible para navegación por teclado */
.keyboard-navigation *:focus {
    outline: 2px solid var(--color-accent) !important;
    outline-offset: 2px;
}

/* Modo claro */
.light-mode {
    --color-dark: #f8f9fa;
    --color-medium: #ffffff;
    --color-text-light: #2c3e50;
    --color-text-medium: #6c757d;
}

.light-mode .hero-section {
    background: var(--color-dark) url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100%" height="100%" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%23e9ecef" stroke-width="0.5" /></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)" /></svg>');
}

/* Optimizaciones de rendimiento */
.will-change {
    will-change: transform, opacity;
}

/* Animaciones con respeto a preferencias de movimiento */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Media Queries Mejoradas */
@media (max-width: 768px) {
    .navbar-nav {
        display: none;
    }
    
    .navbar {
        padding: 15px 0;
    }
    
    .navbar-brand .logo {
        height: 45px;
        max-width: 180px;
    }
}
    
    .hero-content h1 {
        font-size: clamp(2rem, 8vw, 2.5rem);
    }
    
    h2 {
        font-size: 1.5em;
        text-align: center;
        width: 100%;
    }
    
    .knowledge-list {
        columns: 1;
    }

    .tagline {
        flex-direction: column;
        align-items: center;
        gap: 8px;
    }

    .pill {
        width: 90%;
        text-align: center;
    }
    
    .experience-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .container {
        width: 95%;
    }
}

@media (max-width: 480px) {
    .section {
        padding: 60px 0;
    }
    
    .hero-content {
        padding: 20px 0;
    }
    
    .btn-cta {
        padding: 12px 24px;
        font-size: 0.9em;
    }
}

/* Mejoras para dispositivos táctiles */
.touch-device .experience-card:hover {
    transform: none;
}

.touch-device .btn-cta:hover {
    transform: none;
}

/* Preloader mejorado */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--color-dark);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    transition: opacity var(--transition-normal);
}

.preloader::after {
    content: '';
    width: 50px;
    height: 50px;
    border: 3px solid var(--color-medium);
    border-top: 3px solid var(--color-accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}