/* ============================================
   PORTAFOLIO ESTILO IDE - Alex Rivera
   Diseño simple con colores mejorados
   ============================================ */

/* ========== VARIABLES CSS ========== */
:root {
    /* Colores principales - VS Code Dark Theme mejorado */
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #1f2428;
    --bg-hover: #2d333b;
    
    /* Acentos tipo VS Code */
    --accent-primary: #58a6ff;
    --accent-secondary: #3fb950;
    --accent-warning: #d29922;
    --accent-error: #f85149;
    --accent-success: #3fb950;
    
    /* Texto */
    --text-primary: #c9d1d9;
    --text-secondary: #8b949e;
    --text-highlight: #ffffff;
    --text-code: #a5d6ff;
    
    /* Sintaxis de código */
    --syntax-keyword: #ff7b72;
    --syntax-function: #d2a8ff;
    --syntax-string: #a5d6ff;
    --syntax-property: #79c0ff;
    --syntax-comment: #8b949e;
    --syntax-operator: #c9d1d9;
    
    /* Bordes */
    --border-color: #30363d;
    --border-subtle: #21262d;
    
    /* Fuentes */
    --font-code: 'Fira Code', monospace;
    --font-sans: 'IBM Plex Sans', sans-serif;
    
    /* Espaciado */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Transiciones */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

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

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Scrollbar personalizado tipo IDE */
::-webkit-scrollbar {
    width: 12px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: 6px;
}

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

/* ========== HEADER TIPO IDE ========== */
.ide-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 35px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--spacing-sm);
    z-index: 1000;
}

.ide-controls {
    display: flex;
    gap: 8px;
}

.control-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    transition: var(--transition-fast);
}

.control-dot.red { background: #ff5f56; }
.control-dot.yellow { background: #ffbd2e; }
.control-dot.green { background: #27c93f; }

.control-dot:hover {
    opacity: 0.8;
    cursor: pointer;
}

.ide-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-family: var(--font-code);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.file-icon {
    font-size: 1rem;
}

.ide-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-family: var(--font-code);
    font-size: 0.75rem;
}

.status-indicator {
    color: var(--accent-success);
    animation: pulse 2s infinite;
}

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

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

/* ========== NAVEGACIÓN TABS ========== */
.tab-navigation {
    position: fixed;
    top: 35px;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    z-index: 999;
}

.tabs {
    display: flex;
    overflow-x: auto;
    overflow-y: hidden;
}

/* Ocultar scrollbar en tabs pero mantener funcionalidad */
.tabs::-webkit-scrollbar {
    height: 0;
}

.tab {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: transparent;
    color: var(--text-secondary);
    text-decoration: none;
    font-family: var(--font-code);
    font-size: 0.8125rem;
    border-right: 1px solid var(--border-subtle);
    transition: var(--transition-fast);
    white-space: nowrap;
    position: relative;
}

.tab:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.tab.active {
    background: var(--bg-primary);
    color: var(--text-highlight);
    border-bottom: 2px solid var(--accent-primary);
}

.tab-icon {
    font-size: 1rem;
}

.tab-close {
    opacity: 0;
    transition: var(--transition-fast);
    margin-left: 4px;
    font-size: 1.2rem;
    line-height: 1;
}

.tab:hover .tab-close {
    opacity: 0.7;
}

.tab-close:hover {
    opacity: 1;
}

/* ========== CONTENEDOR PRINCIPAL ========== */
.editor-container {
    margin-top: 73px; /* Header + Tabs */
    display: flex;
    /* min-height removido para que se ajuste al contenido */
}

/* Números de línea laterales (decorativo) */
.line-numbers {
    width: 60px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    padding: var(--spacing-lg) var(--spacing-sm);
    font-family: var(--font-code);
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-align: right;
    line-height: 1.8;
    user-select: none;
    flex-shrink: 0;
}

.content-area {
    flex: 1;
    padding: var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

/* ========== SECCIONES ========== */
.section {
    display: none;
    opacity: 0;
    animation: fadeIn 0.5s ease forwards;
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg) 0;
}

.section.active {
    display: block;
}

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

.section-header {
    margin-bottom: var(--spacing-lg);
}

.section-header h2 {
    font-family: var(--font-code);
    font-size: 1.5rem;
    font-weight: 500;
    margin-top: var(--spacing-xs);
}

.line-comment {
    display: block;
    color: var(--syntax-comment);
    font-family: var(--font-code);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-xs);
}

.section-footer {
    margin-top: var(--spacing-lg);
    font-family: var(--font-code);
    font-size: 1.25rem;
    color: var(--text-secondary);
}

/* ========== HOME SECTION ========== */
#home {
    min-height: 50vh; /* Reducido de 80vh para menos espacio vacío */
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* Hero Container con Grid */
.hero-container {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: var(--spacing-xl);
    align-items: center;
    margin-bottom: var(--spacing-xl);
}

.hero-content-left {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

/* Imagen de perfil circular */
.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.profile-image-wrapper {
    position: relative;
    width: 280px;
    height: 280px;
    animation: float 6s ease-in-out infinite;
}

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

.profile-image {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--bg-secondary);
    box-shadow: 
        0 0 0 8px var(--bg-tertiary),
        0 20px 60px rgba(88, 166, 255, 0.2);
    transition: var(--transition-normal);
    position: relative;
    z-index: 1;
}

.profile-image:hover {
    transform: scale(1.05);
    box-shadow: 
        0 0 0 8px var(--bg-tertiary),
        0 25px 80px rgba(88, 166, 255, 0.4);
}

/* Borde decorativo animado */
.image-border {
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    border-radius: 50%;
    background: linear-gradient(
        45deg,
        var(--accent-primary),
        var(--accent-secondary),
        var(--accent-primary)
    );
    background-size: 200% 200%;
    animation: gradientRotate 3s ease infinite;
    opacity: 0.3;
    filter: blur(15px);
    z-index: 0;
}

@keyframes gradientRotate {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

.code-block {
    font-family: var(--font-code);
    font-size: 1.125rem;
}

.code-comment {
    color: var(--syntax-comment);
    display: block;
    margin-bottom: var(--spacing-sm);
}

.code-function {
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
}

.keyword { color: var(--syntax-keyword); }
.function-name { color: var(--syntax-function); }
.operator { color: var(--syntax-operator); }
.bracket { color: var(--text-primary); }
.property { color: var(--syntax-property); }
.string { color: var(--syntax-string); }
.comma { color: var(--text-secondary); }

.code-properties {
    margin-left: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
}

.code-properties p {
    margin: 0.5rem 0;
    font-size: 1.125rem;
}

/* Enlaces del hero */
.hero-links {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-xl);
}

.link-button {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    text-decoration: none;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-family: var(--font-code);
    font-size: 0.875rem;
    transition: var(--transition-normal);
}

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

.link-button.primary {
    background: var(--accent-primary);
    color: var(--bg-primary);
    border-color: var(--accent-primary);
}

.link-button.primary:hover {
    background: #4493e6;
}

.link-icon {
    font-size: 1rem;
}

/* Indicador de scroll */
.scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-family: var(--font-code);
    font-size: 0.75rem;
    margin-top: var(--spacing-xl);
    animation: bounce 2s infinite;
}

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

.arrow {
    font-size: 1.5rem;
}

/* ========== ABOUT SECTION ========== */
.content-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.about-text p {
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    line-height: 1.8;
}

.about-text strong {
    color: var(--accent-primary);
    font-weight: 500;
}

.stats-box {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-number {
    font-family: var(--font-code);
    font-size: 2rem;
    font-weight: 600;
    color: var(--accent-secondary);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* ========== PROJECTS SECTION ========== */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.project-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: var(--spacing-lg);
    transition: var(--transition-normal);
    cursor: pointer;
}

.project-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(88, 166, 255, 0.15);
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: var(--spacing-sm);
}

.project-header h3 {
    font-size: 1.25rem;
    color: var(--text-highlight);
    font-weight: 500;
}

.project-status {
    font-family: var(--font-code);
    font-size: 0.75rem;
    color: var(--accent-success);
}

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

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: var(--spacing-md);
}

.tech-tag {
    padding: 4px 12px;
    background: var(--bg-tertiary);
    color: var(--accent-primary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 0.75rem;
    font-family: var(--font-code);
}

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

.project-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--accent-primary);
    text-decoration: none;
    font-size: 0.875rem;
    transition: var(--transition-fast);
}

.project-link:hover {
    color: var(--accent-secondary);
}

.project-link span {
    font-size: 1rem;
}

/* ========== SKILLS SECTION ========== */
.skills-container {
    margin-bottom: var(--spacing-lg);
}

.skill-category {
    margin-bottom: var(--spacing-lg);
}

.skill-category h3 {
    font-family: var(--font-code);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-sm);
    color: var(--syntax-property);
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-left: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
}

.skill-tag {
    padding: 8px 16px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 0.875rem;
    font-family: var(--font-code);
    transition: var(--transition-normal);
}

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

/* ========== EXPERIENCE SECTION ========== */
.timeline {
    position: relative;
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border-color);
}

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-xl);
}

.timeline-marker {
    position: absolute;
    left: -33px;
    top: 8px;
    width: 12px;
    height: 12px;
    background: var(--accent-secondary);
    border: 3px solid var(--bg-primary);
    border-radius: 50%;
}

.timeline-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: var(--spacing-lg);
    transition: var(--transition-normal);
}

.timeline-content:hover {
    border-color: var(--accent-primary);
    transform: translateX(8px);
}

.experience-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: var(--spacing-xs);
}

.experience-header h3 {
    font-size: 1.25rem;
    color: var(--text-highlight);
    font-weight: 500;
}

.date {
    font-family: var(--font-code);
    font-size: 0.875rem;
    color: var(--accent-warning);
}

.company {
    color: var(--accent-primary);
    font-weight: 500;
    margin-bottom: var(--spacing-md);
}

.responsibilities {
    list-style: none;
    margin-bottom: var(--spacing-md);
}

.responsibilities li {
    position: relative;
    padding-left: var(--spacing-md);
    margin-bottom: 8px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.responsibilities li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--accent-secondary);
}

.tech-used {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tech-used span {
    padding: 4px 10px;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border-radius: 4px;
    font-size: 0.75rem;
    font-family: var(--font-code);
}

/* ========== CONTACT SECTION ========== */
.contact-content {
    display: grid;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.contact-text p {
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.contact-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    text-decoration: none;
    color: var(--text-primary);
    transition: var(--transition-normal);
}

.contact-item:hover {
    border-color: var(--accent-primary);
    transform: translateY(-4px);
}

.contact-icon {
    font-size: 2rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.contact-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-family: var(--font-code);
}

.contact-value {
    color: var(--text-highlight);
    font-weight: 500;
}

/* Terminal box en contacto */
.terminal-box {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
}

.terminal-header {
    background: var(--bg-tertiary);
    padding: 8px 16px;
    font-family: var(--font-code);
    font-size: 0.75rem;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
}

.terminal-content {
    padding: var(--spacing-md);
    font-family: var(--font-code);
    font-size: 0.875rem;
}

.terminal-content p {
    margin-bottom: 8px;
}

.prompt {
    color: var(--accent-success);
    margin-right: 8px;
}

.terminal-output {
    color: var(--text-secondary);
    padding-left: var(--spacing-md);
}

.success { color: var(--accent-success); }
.info { color: var(--accent-primary); }

/* ========== MODAL ========== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 2000;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
}

.modal-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: var(--spacing-xl);
    max-width: 800px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 2rem;
    cursor: pointer;
    transition: var(--transition-fast);
}

.modal-close:hover {
    color: var(--accent-error);
}

/* ========== STATUS BAR ========== */
.status-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 28px;
    background: var(--accent-primary);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--spacing-sm);
    font-family: var(--font-code);
    font-size: 0.75rem;
    color: var(--bg-primary);
    z-index: 1000;
}

.status-left,
.status-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.status-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.status-icon {
    font-size: 0.875rem;
}

.status-item.live {
    color: var(--bg-primary);
    font-weight: 600;
}

.copyright {
    font-size: 0.75rem;
    color: var(--bg-primary);
    opacity: 0.8;
}

/* ========== RESPONSIVE DESIGN ========== */

/* Tablets */
@media (max-width: 768px) {
    /* Hero con imagen */
    .hero-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .hero-image {
        order: -1; /* Mover imagen arriba */
    }
    
    .profile-image-wrapper {
        width: 220px;
        height: 220px;
    }
    
    .content-area {
        padding: var(--spacing-md);
    }
    
    .content-grid {
        grid-template-columns: 1fr;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-links {
        flex-direction: column;
    }
    
    .link-button {
        width: 100%;
        justify-content: center;
    }
    
    .tabs {
        font-size: 0.75rem;
    }
    
    .tab {
        padding: 8px 12px;
    }
    
    .line-numbers {
        width: 40px;
        padding: var(--spacing-sm) 8px;
    }
    
    .contact-methods {
        grid-template-columns: 1fr;
    }
    
    .status-center {
        display: none;
    }
}

/* Móviles */
@media (max-width: 480px) {
    :root {
        --spacing-lg: 1.5rem;
        --spacing-xl: 2rem;
    }
    
    /* Imagen más pequeña en móvil */
    .profile-image-wrapper {
        width: 180px;
        height: 180px;
    }
    
    .hero-container {
        gap: var(--spacing-md);
    }
    
    .ide-header {
        padding: 0 8px;
    }
    
    .ide-title {
        font-size: 0.75rem;
    }
    
    .tab-icon {
        display: none;
    }
    
    .line-numbers {
        display: none;
    }
    
    .code-block {
        font-size: 1rem;
    }
    
    .code-function {
        font-size: 1.25rem;
    }
    
    .code-properties {
        margin-left: var(--spacing-sm);
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .timeline {
        padding-left: var(--spacing-md);
    }
    
    .timeline-marker {
        left: -26px;
    }
    
    .experience-header {
        flex-direction: column;
    }
    
    .status-left,
    .status-right {
        gap: 8px;
        font-size: 0.65rem;
    }
    
    .status-item {
        gap: 4px;
    }
}

/* Pantallas grandes */
@media (min-width: 1400px) {
    .content-area {
        max-width: 1400px;
    }
    
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ========== ANIMACIONES ADICIONALES ========== */

/* Fade in al hacer scroll */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Efecto de typing para código */
@keyframes typing {
    from { width: 0; }
    to { width: 100%; }
}

/* Glow effect para elementos interactivos */
@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 5px var(--accent-primary);
    }
    50% {
        box-shadow: 0 0 20px var(--accent-primary), 0 0 30px var(--accent-primary);
    }
}

/* ========== MODO ACCESIBILIDAD ========== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Mejora de contraste para legibilidad */
@media (prefers-contrast: high) {
    :root {
        --text-primary: #ffffff;
        --border-color: #ffffff;
    }
}