/* ===== VARIABLES CSS AVANZADAS ===== */
:root {
    /* Colores principales */
    --primary-color: #00d4ff;
    --secondary-color: #ff6b6b;
    --accent-color: #4ecdc4;
    --success-color: #45b7d1;
    --warning-color: #f9ca24;
    --error-color: #f0932b;
    
    /* Gradientes */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-accent: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-dark: linear-gradient(135deg, #2c3e50 0%, #3498db 100%);
    --gradient-hero: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    
    /* Colores de fondo */
    --bg-primary: #0a0a0a;
    --bg-secondary: #111111;
    --bg-tertiary: #1a1a1a;
    --bg-card: #1e1e1e;
    --bg-glass: rgba(255, 255, 255, 0.05);
    
    /* Colores de texto */
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-muted: #808080;
    --text-accent: #00d4ff;
    
    /* Bordes y sombras */
    --border-color: #333333;
    --border-light: rgba(255, 255, 255, 0.1);
    --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 15px 50px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 30px rgba(0, 212, 255, 0.3);
    
    /* Tipografía */
    --font-primary: 'Space Grotesk', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    /* Transiciones */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    
    /* Espaciado */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    
    /* Bordes redondeados */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 50%;
}

/* ===== RESET Y BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-primary);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===== SCROLLBAR PERSONALIZADO ===== */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--gradient-primary);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gradient-accent);
}

/* ===== HACKER LOADING SCREEN ===== */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
    overflow: hidden;
}

.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
}

.loading-content {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 800px;
    padding: var(--spacing-lg);
}

/* Terminal Hacker */
.hacker-terminal {
    background: rgba(0, 0, 0, 0.9);
    border: 2px solid #00ff41;
    border-radius: 8px;
    box-shadow: 0 0 30px rgba(0, 255, 65, 0.3);
    margin-bottom: var(--spacing-xl);
    font-family: 'JetBrains Mono', monospace;
    overflow: hidden;
}

.terminal-header {
    background: #1a1a1a;
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: 1px solid #00ff41;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.terminal-controls {
    display: flex;
    gap: var(--spacing-xs);
}

.control {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #ff5f56;
}

.control.minimize {
    background: #ffbd2e;
}

.control.maximize {
    background: #27ca3f;
}

.terminal-title {
    color: #00ff41;
    font-size: 0.8rem;
    font-weight: 600;
}

.terminal-body {
    padding: var(--spacing-md);
    min-height: 300px;
    background: rgba(0, 0, 0, 0.8);
}

.terminal-line {
    margin-bottom: var(--spacing-xs);
    opacity: 0;
    animation: terminalLineAppear 0.5s ease forwards;
}

.terminal-line:nth-child(1) { animation-delay: 0.5s; }
.terminal-line:nth-child(2) { animation-delay: 1s; }
.terminal-line:nth-child(3) { animation-delay: 1.5s; }
.terminal-line:nth-child(4) { animation-delay: 2s; }
.terminal-line:nth-child(5) { animation-delay: 2.5s; }
.terminal-line:nth-child(6) { animation-delay: 3s; }
.terminal-line:nth-child(7) { animation-delay: 3.5s; }
.terminal-line:nth-child(8) { animation-delay: 4s; }
.terminal-line:nth-child(9) { animation-delay: 4.5s; }
.terminal-line:nth-child(10) { animation-delay: 5s; }
.terminal-line:nth-child(11) { animation-delay: 5.5s; }
.terminal-line:nth-child(12) { animation-delay: 6s; }
.terminal-line:nth-child(13) { animation-delay: 6.5s; }
.terminal-line:nth-child(14) { animation-delay: 7s; }
.terminal-line:nth-child(15) { animation-delay: 7.5s; }
.terminal-line:nth-child(16) { animation-delay: 8s; }
.terminal-line:nth-child(17) { animation-delay: 8.5s; }
.terminal-line:nth-child(18) { animation-delay: 9s; }

.prompt {
    color: #00ff41;
    font-weight: bold;
    margin-right: var(--spacing-xs);
}

.command {
    color: #ffffff;
    font-weight: 500;
}

.typing-text {
    animation: typing 2s steps(40) forwards;
    overflow: hidden;
    white-space: nowrap;
    border-right: 2px solid #00ff41;
}

.output {
    color: #00ff41;
    margin-left: var(--spacing-md);
}

.cursor-blink {
    color: #00ff41;
    animation: blink 1s infinite;
}

/* Progress Bar */
.loading-progress {
    margin-top: var(--spacing-lg);
}

.progress-bar {
    width: 100%;
    height: 6px;
    background: rgba(0, 255, 65, 0.2);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: var(--spacing-md);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #00ff41, #00d4ff);
    border-radius: 3px;
    animation: progressFill 8s ease-in-out forwards;
}

.loading-text {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #00ff41;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
}

.loading-message {
    animation: messageChange 2s infinite;
}

.loading-percentage {
    font-weight: bold;
    animation: percentageCount 8s ease-in-out forwards;
}

/* Matrix Rain Effect */
.matrix-rain {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.matrix-column {
    position: absolute;
    top: -100%;
    width: 20px;
    height: 100%;
    background: linear-gradient(to bottom, transparent, #00ff41, transparent);
    animation: matrixFall 3s linear infinite;
    opacity: 0.1;
}

.matrix-column:nth-child(1) {
    left: 10%;
    animation-delay: 0s;
}

.matrix-column:nth-child(2) {
    left: 30%;
    animation-delay: 0.5s;
}

.matrix-column:nth-child(3) {
    left: 50%;
    animation-delay: 1s;
}

.matrix-column:nth-child(4) {
    left: 70%;
    animation-delay: 1.5s;
}

.matrix-column:nth-child(5) {
    left: 90%;
    animation-delay: 2s;
}

/* Animations */
@keyframes terminalLineAppear {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes typing {
    from {
        width: 0;
    }
    to {
        width: 100%;
    }
}

@keyframes blink {
    0%, 50% {
        opacity: 1;
    }
    51%, 100% {
        opacity: 0;
    }
}

@keyframes progressFill {
    0% {
        width: 0%;
    }
    100% {
        width: 100%;
    }
}

@keyframes messageChange {
    0%, 25% {
        content: "Inicializando sistema...";
    }
    26%, 50% {
        content: "Cargando proyectos...";
    }
    51%, 75% {
        content: "Conectando con GitHub...";
    }
    76%, 100% {
        content: "Portafolio listo!";
    }
}

@keyframes percentageCount {
    0% {
        content: "0%";
    }
    25% {
        content: "25%";
    }
    50% {
        content: "50%";
    }
    75% {
        content: "75%";
    }
    100% {
        content: "100%";
    }
}

@keyframes matrixFall {
    0% {
        top: -100%;
        opacity: 0;
    }
    10% {
        opacity: 0.1;
    }
    90% {
        opacity: 0.1;
    }
    100% {
        top: 100%;
        opacity: 0;
    }
}

/* ===== CURSOR PERSONALIZADO ===== */
.custom-cursor {
    position: fixed;
    top: 0;
    left: 0;
    width: 20px;
    height: 20px;
    pointer-events: none;
    z-index: 9998;
    mix-blend-mode: difference;
}

.cursor-dot {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 8px;
    height: 8px;
    background: var(--primary-color);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: transform 0.1s ease;
}

.cursor-outline {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 40px;
    height: 40px;
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: all 0.15s ease;
    opacity: 0.5;
}

.custom-cursor.hover .cursor-dot {
    transform: translate(-50%, -50%) scale(1.5);
}

.custom-cursor.hover .cursor-outline {
    transform: translate(-50%, -50%) scale(1.5);
    opacity: 0.8;
}

/* ===== NAVEGACIÓN FLOTANTE ===== */
.floating-nav {
    position: fixed;
    top: var(--spacing-md);
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    transition: var(--transition-normal);
}

.nav-container {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-xl);
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    box-shadow: var(--shadow-lg);
}

.nav-logo .logo-text {
    font-size: 1.2rem;
    font-weight: 600;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    gap: var(--spacing-sm);
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: var(--transition-normal);
    position: relative;
    font-size: 0.9rem;
    font-weight: 500;
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary);
    background: var(--bg-glass);
    transform: translateY(-2px);
}

.nav-link i {
    font-size: 0.8rem;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
}

.nav-toggle span {
    width: 20px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 1px;
    transition: var(--transition-normal);
}

/* ===== SECCIÓN HERO ===== */
.hero-section {
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.3;
    animation: orbFloat 20s ease-in-out infinite;
}

.orb-1 {
    width: 400px;
    height: 400px;
    background: var(--gradient-primary);
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.orb-2 {
    width: 300px;
    height: 300px;
    background: var(--gradient-secondary);
    top: 60%;
    right: 10%;
    animation-delay: 7s;
}

.orb-3 {
    width: 200px;
    height: 200px;
    background: var(--gradient-accent);
    bottom: 20%;
    left: 50%;
    animation-delay: 14s;
}

.floating-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
}

.shape {
    position: absolute;
    background: var(--bg-glass);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    animation: shapeFloat 15s ease-in-out infinite;
}

.shape-1 {
    width: 60px;
    height: 60px;
    top: 20%;
    left: 20%;
    animation-delay: 0s;
}

.shape-2 {
    width: 40px;
    height: 40px;
    top: 70%;
    right: 20%;
    animation-delay: 5s;
}

.shape-3 {
    width: 80px;
    height: 80px;
    bottom: 30%;
    left: 70%;
    animation-delay: 10s;
}

.shape-4 {
    width: 50px;
    height: 50px;
    top: 40%;
    right: 60%;
    animation-delay: 15s;
}

.hero-container {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: center;
}

.hero-content {
    animation: fadeInUp 1s ease-out;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-glass);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-xl);
    font-size: 0.9rem;
    color: var(--text-accent);
    margin-bottom: var(--spacing-md);
    backdrop-filter: blur(10px);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
}

.title-line {
    display: block;
    animation: slideInLeft 0.8s ease-out;
}

.title-line:nth-child(2) {
    animation-delay: 0.2s;
}

.title-line:nth-child(3) {
    animation-delay: 0.4s;
}

.title-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    max-width: 500px;
    line-height: 1.7;
}

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

.hero-stats {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.hero-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-normal);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--text-primary);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border-light);
}

.btn-secondary:hover {
    background: var(--bg-glass);
    border-color: var(--primary-color);
    transform: translateY(-3px);
}

.hero-location {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--text-muted);
    font-size: 0.9rem;
}

.hero-location i {
    color: var(--primary-color);
}

/* ===== HERO VISUAL ===== */
.hero-visual {
    position: relative;
    animation: fadeInRight 1s ease-out 0.3s both;
}

.code-window {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    backdrop-filter: blur(20px);
}

.window-header {
    background: var(--bg-tertiary);
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-color);
}

.window-controls {
    display: flex;
    gap: var(--spacing-xs);
}

.control {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.control.close {
    background: #ff5f56;
}

.control.minimize {
    background: #ffbd2e;
}

.control.maximize {
    background: #27ca3f;
}

.window-title {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.window-content {
    padding: var(--spacing-md);
    font-family: var(--font-mono);
    font-size: 0.9rem;
}

.code-line {
    margin-bottom: var(--spacing-xs);
    display: flex;
    align-items: center;
}

.prompt {
    color: var(--primary-color);
    margin-right: var(--spacing-xs);
}

.command {
    color: var(--text-primary);
}

.output {
    color: var(--text-secondary);
    margin-left: var(--spacing-sm);
}

.typing-text {
    color: var(--secondary-color);
}

.cursor-blink {
    color: var(--primary-color);
    animation: blink 1s infinite;
}

.floating-elements {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.floating-icon {
    position: absolute;
    width: 60px;
    height: 60px;
    background: var(--bg-glass);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary-color);
    backdrop-filter: blur(10px);
    animation: iconFloat 6s ease-in-out infinite;
}

.icon-1 {
    top: 10%;
    right: 10%;
    animation-delay: 0s;
}

.icon-2 {
    bottom: 20%;
    left: 10%;
    animation-delay: 1.5s;
}

.icon-3 {
    top: 50%;
    right: 5%;
    animation-delay: 3s;
}

.icon-4 {
    bottom: 10%;
    right: 30%;
    animation-delay: 4.5s;
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    z-index: 2;
}

.scroll-text {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: var(--spacing-xs);
}

.scroll-arrow {
    color: var(--primary-color);
    font-size: 1.2rem;
    animation: bounce 2s infinite;
}

/* ===== SECCIONES GENERALES ===== */
.section-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-xxl) var(--spacing-md);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xxl);
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-glass);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-xl);
    font-size: 0.9rem;
    color: var(--text-accent);
    margin-bottom: var(--spacing-md);
    backdrop-filter: blur(10px);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== SECCIÓN SOBRE MÍ ===== */
.about-section {
    background: var(--bg-secondary);
    position: relative;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: center;
}

.about-text {
    animation: fadeInLeft 1s ease-out;
}

.text-block {
    margin-bottom: var(--spacing-xl);
}

.text-block h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.text-block p {
    color: var(--text-secondary);
    line-height: 1.7;
}

.about-visual {
    animation: fadeInRight 1s ease-out 0.3s both;
}

.skills-preview {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    backdrop-filter: blur(20px);
}

.skill-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.skill-item:last-child {
    margin-bottom: 0;
}

.skill-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--text-primary);
}

.skill-info h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.skill-bar {
    width: 100%;
    height: 6px;
    background: var(--bg-tertiary);
    border-radius: 3px;
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 3px;
    transition: width 2s ease;
}

/* ===== SECCIÓN SKILLS ===== */
.skills-section {
    position: relative;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.skill-category {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    backdrop-filter: blur(20px);
    transition: var(--transition-normal);
}

.skill-category:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.category-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.category-header i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.category-header h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
}

.skill-items {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.skill-tag {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-glass);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    color: var(--text-secondary);
    transition: var(--transition-normal);
    cursor: pointer;
    position: relative;
}

.skill-tag:hover {
    background: var(--bg-tertiary);
    border-color: var(--primary-color);
    color: var(--text-primary);
    transform: translateY(-2px);
}

.skill-tag i {
    font-size: 1rem;
}

.skill-level {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-left: auto;
}

/* ===== SECCIÓN PROYECTOS ===== */
.projects-section {
    background: var(--bg-secondary);
    position: relative;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-normal);
    backdrop-filter: blur(20px);
    position: relative;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.project-card.featured {
    grid-column: span 2;
    background: var(--gradient-dark);
}

.project-image {
    height: 200px;
    background: var(--bg-tertiary);
    position: relative;
    overflow: hidden;
}

.project-card.featured .project-image {
    height: 250px;
}

.project-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    font-size: 3rem;
    color: var(--text-muted);
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-normal);
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-links {
    display: flex;
    gap: var(--spacing-md);
}

.project-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-glass);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition-normal);
    backdrop-filter: blur(10px);
}

.project-link:hover {
    background: var(--primary-color);
    color: var(--bg-primary);
    transform: translateY(-2px);
}

.project-badge {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--gradient-primary);
    color: var(--text-primary);
    border-radius: var(--radius-md);
    font-size: 0.8rem;
    font-weight: 600;
}

.project-content {
    padding: var(--spacing-lg);
}

.project-category {
    font-size: 0.8rem;
    color: var(--text-accent);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.project-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.project-description {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.tech-tag {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-glass);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.project-stats {
    display: flex;
    gap: var(--spacing-md);
}

/* Estilos para beneficios del proyecto */
.project-benefits {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: var(--gradient-accent);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-primary);
    animation: pulse-glow 2s infinite;
}

.benefit-item i {
    font-size: 0.9rem;
    color: var(--success-color);
}

@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 0 0 5px rgba(79, 172, 254, 0.3);
    }
    50% {
        box-shadow: 0 0 15px rgba(79, 172, 254, 0.6);
    }
}

.stat {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.8rem;
    color: var(--text-muted);
}

.stat i {
    color: var(--primary-color);
}

/* ===== SECCIÓN CONTACTO ===== */
.contact-section {
    position: relative;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(20px);
    transition: var(--transition-normal);
}

.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--text-primary);
}

.contact-details h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.contact-details p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.contact-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-normal);
}

.contact-link:hover {
    color: var(--text-primary);
    transform: translateX(5px);
}

.contact-form-container {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    backdrop-filter: blur(20px);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    position: relative;
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    transition: var(--transition-normal);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.input-border {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

.form-group input:focus + .input-border,
.form-group textarea:focus + .input-border {
    width: 100%;
}

.submit-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--gradient-primary);
    border: none;
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-loading {
    display: none;
}

.submit-btn.loading .btn-text,
.submit-btn.loading .btn-icon {
    display: none;
}

.submit-btn.loading .btn-loading {
    display: block;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    margin-bottom: var(--spacing-xl);
}

.footer-brand {
    max-width: 400px;
}

.footer-logo .logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-sm);
}

.footer-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

.footer-links {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.link-group h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.link-group a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    margin-bottom: var(--spacing-xs);
    transition: var(--transition-normal);
}

.link-group a:hover {
    color: var(--primary-color);
    transform: translateX(5px);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

.footer-copyright {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-copyright i {
    color: var(--secondary-color);
}

.footer-location {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-location i {
    color: var(--primary-color);
}

/* ===== ANIMACIONES ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes logoGlow {
    from {
        text-shadow: 0 0 20px rgba(0, 212, 255, 0.5);
    }
    to {
        text-shadow: 0 0 30px rgba(0, 212, 255, 0.8);
    }
}

@keyframes particleFloat {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes loadingProgress {
    from {
        width: 0%;
    }
    to {
        width: 100%;
    }
}

@keyframes loadingPulse {
    0%, 100% {
        opacity: 0.5;
    }
    50% {
        opacity: 1;
    }
}

@keyframes orbFloat {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    33% {
        transform: translate(30px, -30px) rotate(120deg);
    }
    66% {
        transform: translate(-20px, 20px) rotate(240deg);
    }
}

@keyframes shapeFloat {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(180deg);
    }
}

@keyframes iconFloat {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes blink {
    0%, 50% {
        opacity: 1;
    }
    51%, 100% {
        opacity: 0;
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

/* ===== RESPONSIVE DESIGN MEJORADO ===== */
@media (max-width: 1200px) {
    .hero-container {
        gap: var(--spacing-xl);
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .projects-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
        text-align: center;
    }
    
    .hero-visual {
        order: -1;
        margin-bottom: var(--spacing-lg);
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .footer-links {
        grid-template-columns: 1fr 1fr;
    }
    
    .hero-title {
        font-size: 2.8rem;
    }
    
    .section-title {
        font-size: 2.2rem;
    }
}

@media (max-width: 768px) {
    /* Navegación móvil */
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-glass);
        backdrop-filter: blur(20px);
        border: 1px solid var(--border-light);
        border-radius: var(--radius-lg);
        padding: var(--spacing-md);
        box-shadow: var(--shadow-lg);
        flex-direction: column;
        gap: var(--spacing-sm);
        z-index: 1000;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    /* Hero section móvil */
    .hero-title {
        font-size: 2.2rem;
        line-height: 1.2;
    }
    
    .hero-description {
        font-size: 1rem;
        margin-bottom: var(--spacing-lg);
    }
    
    .hero-stats {
        justify-content: center;
        flex-wrap: wrap;
        gap: var(--spacing-md);
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-sm);
    }
    
    .btn {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }
    
    /* Secciones generales */
    .section-title {
        font-size: 1.8rem;
    }
    
    .section-subtitle {
        font-size: 1rem;
    }
    
    .section-container {
        padding: var(--spacing-xl) var(--spacing-md);
    }
    
    /* Skills */
    .skills-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .skill-category {
        padding: var(--spacing-md);
    }
    
    .skill-items {
        gap: var(--spacing-xs);
    }
    
    .skill-tag {
        font-size: 0.8rem;
        padding: var(--spacing-xs);
    }
    
    /* Proyectos */
    .projects-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .project-card.featured {
        grid-column: span 1;
    }
    
    .project-image {
        height: 180px;
    }
    
    .project-content {
        padding: var(--spacing-md);
    }
    
    .project-title {
        font-size: 1.1rem;
    }
    
    .project-description {
        font-size: 0.9rem;
    }
    
    /* Contacto */
    .contact-card {
        padding: var(--spacing-md);
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-sm);
    }
    
    .contact-icon {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
    
    .contact-form-container {
        padding: var(--spacing-md);
    }
    
    /* Footer */
    .footer-links {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
    }
    
    /* Terminal móvil */
    .code-window {
        margin-top: var(--spacing-lg);
    }
    
    .window-content {
        padding: var(--spacing-sm);
        font-size: 0.8rem;
    }
    
    .floating-icon {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    /* Variables de espaciado más pequeñas */
    :root {
        --spacing-xs: 0.25rem;
        --spacing-sm: 0.5rem;
        --spacing-md: 1rem;
        --spacing-lg: 1.5rem;
        --spacing-xl: 2rem;
        --spacing-xxl: 2.5rem;
    }
    
    /* Navegación móvil pequeña */
    .floating-nav {
        top: var(--spacing-sm);
        left: var(--spacing-sm);
        right: var(--spacing-sm);
        transform: none;
    }
    
    .nav-container {
        padding: var(--spacing-xs) var(--spacing-sm);
        gap: var(--spacing-sm);
    }
    
    .nav-logo .logo-text {
        font-size: 0.9rem;
    }
    
    .nav-link {
        padding: var(--spacing-xs);
        font-size: 0.8rem;
    }
    
    /* Hero section móvil pequeña */
    .hero-title {
        font-size: 1.8rem;
        margin-bottom: var(--spacing-sm);
    }
    
    .hero-description {
        font-size: 0.9rem;
        margin-bottom: var(--spacing-md);
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-sm);
        margin-bottom: var(--spacing-lg);
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .stat-label {
        font-size: 0.8rem;
    }
    
    .hero-location {
        font-size: 0.8rem;
    }
    
    /* Secciones móvil pequeña */
    .section-container {
        padding: var(--spacing-lg) var(--spacing-sm);
    }
    
    .section-title {
        font-size: 1.5rem;
        margin-bottom: var(--spacing-xs);
    }
    
    .section-subtitle {
        font-size: 0.9rem;
        margin-bottom: var(--spacing-lg);
    }
    
    .section-badge {
        font-size: 0.8rem;
        padding: var(--spacing-xs) var(--spacing-sm);
    }
    
    /* Skills móvil pequeña */
    .skill-category {
        padding: var(--spacing-sm);
    }
    
    .category-header {
        margin-bottom: var(--spacing-sm);
    }
    
    .category-header h3 {
        font-size: 1rem;
    }
    
    .skill-tag {
        font-size: 0.7rem;
        padding: var(--spacing-xs);
    }
    
    /* Proyectos móvil pequeña */
    .project-image {
        height: 150px;
    }
    
    .project-content {
        padding: var(--spacing-sm);
    }
    
    .project-title {
        font-size: 1rem;
        margin-bottom: var(--spacing-xs);
    }
    
    .project-description {
        font-size: 0.8rem;
        margin-bottom: var(--spacing-sm);
    }
    
    .project-tech {
        gap: var(--spacing-xs);
        margin-bottom: var(--spacing-sm);
    }
    
    .tech-tag {
        font-size: 0.7rem;
        padding: var(--spacing-xs);
    }
    
    .project-stats {
        gap: var(--spacing-sm);
    }
    
    .project-benefits {
        gap: var(--spacing-xs);
        margin-bottom: var(--spacing-sm);
    }
    
    .benefit-item {
        font-size: 0.7rem;
        padding: var(--spacing-xs);
    }
    
    .stat {
        font-size: 0.7rem;
    }
    
    /* Contacto móvil pequeña */
    .contact-card {
        padding: var(--spacing-sm);
    }
    
    .contact-icon {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    
    .contact-details h3 {
        font-size: 1rem;
    }
    
    .contact-details p {
        font-size: 0.8rem;
    }
    
    .contact-link {
        font-size: 0.8rem;
    }
    
    .contact-form-container {
        padding: var(--spacing-sm);
    }
    
    .form-group label {
        font-size: 0.8rem;
    }
    
    .form-group input,
    .form-group textarea {
        padding: var(--spacing-xs);
        font-size: 0.9rem;
    }
    
    .submit-btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.9rem;
    }
    
    /* Footer móvil pequeña */
    .footer {
        padding: var(--spacing-lg) 0 var(--spacing-md);
    }
    
    .footer-logo .logo-text {
        font-size: 1.2rem;
    }
    
    .footer-description {
        font-size: 0.8rem;
    }
    
    .link-group h4 {
        font-size: 0.9rem;
    }
    
    .link-group a {
        font-size: 0.8rem;
    }
    
    .footer-copyright {
        font-size: 0.8rem;
    }
    
    .footer-location {
        font-size: 0.8rem;
    }
    
    /* Terminal móvil pequeña */
    .window-header {
        padding: var(--spacing-xs) var(--spacing-sm);
    }
    
    .window-title {
        font-size: 0.8rem;
    }
    
    .window-content {
        padding: var(--spacing-xs);
        font-size: 0.7rem;
    }
    
    .floating-icon {
        width: 30px;
        height: 30px;
        font-size: 0.8rem;
    }
    
    /* Scroll indicator móvil */
    .scroll-indicator {
        bottom: var(--spacing-md);
    }
    
    .scroll-text {
        font-size: 0.7rem;
    }
    
    .scroll-arrow {
        font-size: 1rem;
    }
}

/* ===== CORRECCIONES ESPECÍFICAS PARA MÓVIL ===== */
@media (max-width: 768px) {
    /* Asegurar que el contenido no se desborde */
    body {
        overflow-x: hidden;
    }
    
    /* Mejorar la navegación móvil */
    .nav-menu {
        margin-top: var(--spacing-xs);
    }
    
    .nav-link {
        justify-content: center;
        width: 100%;
    }
    
    /* Ajustar el hero para móvil */
    .hero-section {
        min-height: 100vh;
        padding: var(--spacing-lg) 0;
    }
    
    .hero-container {
        padding: 0 var(--spacing-sm);
    }
    
    /* Mejorar las tarjetas en móvil */
    .skill-category,
    .project-card,
    .contact-card {
        margin-bottom: var(--spacing-md);
    }
    
    /* Ajustar el formulario */
    .form-group {
        margin-bottom: var(--spacing-sm);
    }
    
    /* Mejorar los botones */
    .btn {
        min-height: 44px; /* Tamaño mínimo recomendado para touch */
    }
    
    /* Ajustar el cursor personalizado en móvil */
    .custom-cursor {
        display: none;
    }
}

/* ===== CORRECCIONES PARA PANTALLAS MUY PEQUEÑAS ===== */
@media (max-width: 360px) {
    .hero-title {
        font-size: 1.6rem;
    }
    
    .section-title {
        font-size: 1.3rem;
    }
    
    .nav-container {
        padding: var(--spacing-xs);
    }
    
    .section-container {
        padding: var(--spacing-md) var(--spacing-xs);
    }
}

/* ===== CORRECCIONES PARA ELEMENTOS QUE DESAPARECEN ===== */
/* Asegurar que todos los elementos sean visibles por defecto */
.skill-category,
.project-card,
.contact-card,
.text-block,
.skill-item,
.stat-item {
    opacity: 1 !important;
    transform: translateY(0) !important;
    visibility: visible !important;
}

/* Solo aplicar animaciones cuando sea necesario */
.fade-in {
    animation: fadeInUp 0.6s ease-out;
}

/* Asegurar que los elementos no se oculten accidentalmente */
.hero-section,
.about-section,
.skills-section,
.projects-section,
.contact-section {
    position: relative;
    z-index: 1;
}

/* Corregir problemas de z-index */
.floating-nav {
    z-index: 1000;
}

.custom-cursor {
    z-index: 9998;
}

.loading-screen {
    z-index: 9999;
}

/* Prevenir que elementos se oculten con overflow */
body {
    overflow-x: hidden;
    overflow-y: auto;
}

/* Asegurar que las secciones tengan altura mínima */
.hero-section {
    min-height: 100vh;
}

.about-section,
.skills-section,
.projects-section,
.contact-section {
    min-height: 50vh;
}

/* ===== UTILIDADES ===== */
.hidden {
    display: none !important;
}

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

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-5 { margin-top: var(--spacing-xl); }