/* ==========================================================================
   CSS SYSTEM DESIGN - Eduardo Pagán Web Personal
   ========================================================================== */

/* Design Tokens & Theme (Light Premium) */
:root {
    --bg-primary: #f8faf6;
    --bg-secondary: #ffffff;
    --grid-dot: rgba(15, 23, 42, 0.03);
    
    --text-primary: #0f172a;
    --text-secondary: #334155;
    --text-muted: #64748b;
    
    /* Accents (Royal Blue elegante) */
    --accent: #2563eb;         /* Azul Royal vibrante que destaca del negro */
    --accent-light: #eff6ff;
    --accent-glow: rgba(37, 99, 235, 0.15);
    
    --accent-warm: #d97706;    /* Amber/Gold para IA e investigación */
    --accent-warm-light: #fef3c7;
    --accent-warm-glow: rgba(217, 119, 6, 0.15);

    --accent-teal: #0d9488;    /* Teal para automatizaciones */
    --accent-teal-light: #f0fdfa;
    
    /* UI Elements */
    --border: rgba(15, 23, 42, 0.07);
    --border-hover: rgba(15, 23, 42, 0.15);
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    
    /* Shadow & Effects */
    --shadow-sm: 0 2px 8px -1px rgba(15, 23, 42, 0.04);
    --shadow-md: 0 12px 24px -4px rgba(15, 23, 42, 0.04), 0 4px 12px -2px rgba(15, 23, 42, 0.02);
    --shadow-lg: 0 24px 48px -12px rgba(15, 23, 42, 0.08), 0 8px 24px -4px rgba(15, 23, 42, 0.04);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    --max-width: 1200px;
    --header-height: 80px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--bg-primary);
    background-image: radial-gradient(var(--grid-dot) 1.5px, transparent 1.5px);
    background-size: 24px 24px;
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    line-height: 1.25;
    color: var(--text-primary);
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul {
    list-style: none;
}

/* Layout Utilities */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

.section-padding {
    padding: 7rem 0;
}

.section-header {
    margin-bottom: 4rem;
    max-width: 650px;
}

.section-tag {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    display: inline-block;
    margin-bottom: 0.75rem;
    padding: 0.25rem 0.75rem;
    background-color: var(--accent-light);
    border-radius: 50px;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.section-desc {
    color: var(--text-secondary);
    font-size: 1.125rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--text-primary);
    color: var(--bg-secondary);
}

.btn-primary:hover {
    background-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px var(--accent-glow);
}

.btn-outline {
    background-color: transparent;
    color: var(--text-primary);
    border-color: var(--border);
}

.btn-outline:hover {
    border-color: var(--text-primary);
    background-color: rgba(15, 23, 42, 0.02);
    transform: translateY(-2px);
}

.btn-accent {
    background-color: var(--accent);
    color: var(--bg-secondary);
}

.btn-accent:hover {
    background-color: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px var(--accent-glow);
}

/* Header & Navigation */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background-color: rgba(248, 250, 246, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    transition: var(--transition);
}

.main-header.scrolled {
    background-color: rgba(255, 255, 255, 0.9);
    box-shadow: var(--shadow-sm);
}

.header-container {
    max-width: var(--max-width);
    height: 100%;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-family: 'Outfit', sans-serif;
    font-weight: 800;
    font-size: 1.5rem;
    letter-spacing: -0.03em;
    color: var(--text-primary);
    display: flex;
    align-items: center;
}

.logo-accent {
    color: var(--accent);
}

.logo-pagan {
    color: var(--accent);
}

.logo-com {
    color: #94a3b8; /* Gris muy claro elegante */
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    padding: 0.5rem 0;
}

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

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

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

.nav-contact-btn {
    padding: 0.5rem 1.25rem !important;
    font-size: 0.9rem !important;
}

.mobile-nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 1100;
}

.mobile-nav-toggle span {
    width: 100%;
    height: 2px;
    background-color: var(--text-primary);
    transition: transform 0.25s ease, opacity 0.2s ease;
    transform-origin: center;
}

.mobile-nav-toggle.open span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.mobile-nav-toggle.open span:nth-child(2) {
    opacity: 0;
}

.mobile-nav-toggle.open span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* Hero Section */
.hero {
    position: relative;
    padding: calc(var(--header-height) + 5rem) 0 6rem 0;
    overflow: hidden;
}

.hero-layout {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: center;
}

.hero-tagline {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.95rem;
    color: var(--accent);
    margin-bottom: 1rem;
    font-weight: 500;
    display: block;
}

.hero-title {
    font-size: 4rem;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 1.5rem;
}

.hero-title span {
    background: linear-gradient(135deg, var(--accent), #1d4ed8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-desc {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 600px;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    margin-bottom: 3.5rem;
}

.hero-tech-banner {
    border-top: 1px solid var(--border);
    padding-top: 2rem;
}

.tech-banner-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-bottom: 0.75rem;
    display: block;
}

.tech-banner-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.tech-tag {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    padding: 0.35rem 0.75rem;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    box-shadow: var(--shadow-sm);
}

/* Hero Right: Avatar with real photo */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.visual-canvas {
    width: 440px; /* Aumentado para dar más aire / holgura respecto a la foto */
    height: 440px;
    border-radius: 38% 62% 63% 37% / 41% 44% 56% 59%;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.08), rgba(217, 119, 6, 0.08));
    animation: morphing 15s ease-in-out infinite alternate;
    position: relative;
    border: 2px dashed rgba(37, 99, 235, 0.2);
}

.visual-avatar {
    width: 320px; /* Un pelín más grande */
    height: 320px;
    border-radius: 50%;
    background-color: var(--bg-secondary);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    border: 1px solid var(--border);
    overflow: hidden;
}

.visual-avatar-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    /* Ajuste de posición: un poco arriba y a la derecha porque el rostro no está centrado */
    object-position: 70% 25%;
    border-radius: 50%;
}

/* Bento Grid Enfoque */
.bento-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-auto-rows: 280px; /* Aumentado para dar más aire vertical a las tarjetas */
    gap: 1.5rem;
}

.bento-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 2rem; /* Ajustado ligeramente de 2.25rem para dar más espacio interno */
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.bento-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--border-hover);
}

.bento-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--bg-primary);
    border: 1px solid var(--border);
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    transition: var(--transition);
}

.bento-card:hover .bento-icon {
    background-color: var(--accent);
    color: var(--bg-secondary);
    border-color: var(--accent);
}

.bento-card.warm:hover .bento-icon {
    background-color: var(--accent-warm);
    border-color: var(--accent-warm);
}

.bento-card.teal:hover .bento-icon {
    background-color: var(--accent-teal);
    border-color: var(--accent-teal);
}

.bento-title {
    font-size: 1.35rem;
    margin-bottom: 0.5rem;
}

.bento-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Grid Spanning Styles */
.bento-card-large {
    grid-column: span 2;
}

.bento-card-tall {
    grid-row: span 2;
    height: 100%;
}

.bento-card-main {
    background: linear-gradient(135deg, var(--bg-secondary), var(--accent-light));
    border-color: rgba(37, 99, 235, 0.15);
}

.bento-card-main::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    pointer-events: none;
}

/* Perfil & Timeline */
.perfil-layout {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 5rem;
}

.perfil-sidebar-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 2.5rem;
    box-shadow: var(--shadow-md);
    height: sticky;
    top: calc(var(--header-height) + 2rem);
}

.perfil-avatar-container {
    width: 160px; /* Foto más grande */
    height: 160px;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto 2rem auto; /* Centrada en la tarjeta lateral */
    border: 3px solid var(--bg-primary);
    box-shadow: var(--shadow-sm);
}

.perfil-avatar-container .perfil-avatar-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: 70% 25%;
    border-radius: 50%;
}

.perfil-stat-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--border);
    padding-bottom: 2rem;
}

.perfil-stat-card {
    display: flex;
    flex-direction: row; /* Elementos lado a lado */
    justify-content: center; /* Centrar el bloque completo horizontalmente */
    align-items: center; /* Centrar verticalmente los elementos entre sí */
    gap: 1.25rem;
}

.perfil-stat-num {
    font-family: 'Outfit', sans-serif;
    font-size: 3rem;
    font-weight: 800;
    color: var(--accent);
    line-height: 1;
}

.perfil-stat-num.warm {
    color: var(--accent-warm);
}

.perfil-stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.perfil-principles h3 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.principle-item {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.principle-check {
    color: var(--accent-warm);
    font-weight: bold;
}

.principle-text strong {
    display: block;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.principle-text span {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Timeline Components */
.timeline {
    position: relative;
    padding-left: 2rem;
    border-left: 2px solid var(--border);
}

.timeline::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: -2px;
    width: 2px;
    height: 100px;
    background: linear-gradient(to bottom, var(--border), transparent);
}

.timeline-item {
    position: relative;
    margin-bottom: 3.5rem;
}

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

.timeline-dot {
    position: absolute;
    left: calc(-2rem - 6px);
    top: 6px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--accent);
    border: 2px solid var(--bg-primary);
    box-shadow: 0 0 0 4px var(--bg-primary);
    transition: var(--transition);
}

.timeline-item:hover .timeline-dot {
    background-color: var(--accent-warm);
    transform: scale(1.3);
}

.timeline-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.timeline-date {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
}

.timeline-company {
    font-size: 0.85rem;
    background-color: var(--border);
    color: var(--text-secondary);
    padding: 0.15rem 0.5rem;
    border-radius: 4px;
    font-weight: 500;
}

.timeline-role {
    font-size: 1.6rem;
    margin-bottom: 0.75rem;
}

.timeline-desc {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: 1.25rem;
}

.timeline-subdetails {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 1.25rem;
    box-shadow: var(--shadow-sm);
}

.timeline-subdetails p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.timeline-subdetails strong {
    color: var(--text-primary);
    display: block;
    margin-bottom: 0.25rem;
}

/* Proyectos & Filtros */
.portfolio-filters {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 3.5rem;
    flex-wrap: wrap;
}

.filter-btn {
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    font-size: 0.9rem;
    border: 1px solid var(--border);
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    padding: 0.5rem 1.25rem;
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.filter-btn:hover, .filter-btn.active {
    background-color: var(--text-primary);
    color: var(--bg-secondary);
    border-color: var(--text-primary);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
}

.portfolio-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 2.25rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.portfolio-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--border-hover);
}

.portfolio-type {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-warm);
    text-transform: uppercase;
    margin-bottom: 0.75rem;
    display: block;
}

.portfolio-card.automatizacion .portfolio-type {
    color: var(--accent-teal);
}

.portfolio-card.ia .portfolio-type {
    color: var(--accent);
}

.portfolio-title {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
    letter-spacing: -0.01em;
}

.portfolio-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.portfolio-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.portfolio-tech span {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    color: var(--text-muted);
    background-color: var(--bg-primary);
    border: 1px solid var(--border);
    padding: 0.15rem 0.5rem;
    border-radius: 4px;
}

/* Listado de Experimentos en Laboratorio */
.experiments-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 2rem;
    margin: 2rem auto 0;
}

.experiment-card {
    padding: 0;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background-color: var(--bg-secondary);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%;
    overflow: hidden;
}

.experiment-card:hover {
    border-color: rgba(37, 99, 235, 0.16);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.experiment-main {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
    padding: 1.75rem 2rem 0;
}

.experiment-screen {
    display: block;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border);
}

.experiment-screen img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top center;
    transition: transform 0.35s ease;
}

.experiment-card:hover .experiment-screen img {
    transform: scale(1.03);
}

.experiment-category {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--accent-warm);
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.experiment-title {
    font-family: 'Outfit', sans-serif;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 0.2rem 0;
}

.experiment-url {
    display: inline-flex;
    margin-bottom: 0.9rem;
    color: var(--text-muted);
    font-size: 0.9rem;
    text-decoration: none;
}

.experiment-url:hover {
    color: var(--accent);
    text-decoration: underline;
    text-underline-offset: 0.18em;
}

.experiment-desc {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.experiment-footer {
    display: block;
    margin-top: auto;
    margin-inline: 2rem;
    padding-top: 1.25rem;
    border-top: 1px dashed var(--border);
}

.experiment-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.experiment-tech span {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--text-muted);
    background-color: var(--bg-primary);
    border: 1px solid var(--border);
    padding: 0.15rem 0.5rem;
    border-radius: 4px;
}

.experiment-link {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    margin: 1rem 2rem 2rem;
    flex-shrink: 0;
}

.btn-link {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-family: 'Outfit', sans-serif;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--accent);
    text-decoration: none;
    transition: var(--transition);
}

.btn-link:hover {
    color: #1d4ed8;
}

.btn-link svg {
    transition: transform 0.2s ease;
}

.btn-link:hover svg {
    transform: translateX(3px);
}

/* 404 */
.not-found-section {
    min-height: calc(100vh - var(--header-height));
    display: flex;
    align-items: center;
    padding: calc(var(--header-height) + 4rem) 0 5rem;
}

.not-found-card {
    max-width: 720px;
    margin: 0 auto;
    padding: 3rem;
    text-align: center;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.not-found-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 20% 20%, rgba(37, 99, 235, 0.08), transparent 32%),
        radial-gradient(circle at 80% 72%, rgba(13, 148, 136, 0.08), transparent 30%);
    pointer-events: none;
}

.not-found-card > * {
    position: relative;
    z-index: 1;
}

.not-found-code {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: clamp(3.5rem, 11vw, 7rem);
    font-weight: 700;
    line-height: 1;
    color: var(--accent);
}

.not-found-card h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 1rem;
}

.not-found-card p {
    max-width: 560px;
    margin: 0 auto 1.75rem;
    color: var(--text-secondary);
    font-size: 1.05rem;
}

.not-found-countdown {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    margin-bottom: 1.75rem;
    padding: 0.75rem 1rem;
    color: var(--text-secondary);
    background-color: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
}

.not-found-countdown strong {
    color: var(--accent);
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.1rem;
}

.not-found-actions {
    display: flex;
    justify-content: center;
}

@media (max-width: 768px) {
    .experiments-list {
        grid-template-columns: 1fr;
    }

    .experiment-card {
        padding: 0;
    }

    .experiment-main {
        padding: 1.5rem 1.5rem 0;
    }

    .experiment-footer {
        margin-inline: 1.5rem;
    }

    .experiment-link {
        width: 100%;
        justify-content: flex-start;
        margin: 1rem 1.5rem 1.5rem;
    }
}

/* Workflow Section */
.workflow-section {
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 6rem 0;
}

.workflow-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.workflow-step {
    position: relative;
}

.workflow-num {
    font-family: 'Outfit', sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--accent-warm);
    background-color: var(--accent-warm-light);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
}

.workflow-step:nth-child(2n) .workflow-num {
    color: var(--accent);
    background-color: var(--accent-light);
}

.workflow-step-title {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.workflow-step-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Laboratorio Section */
.lab-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.lab-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 2.25rem;
    transition: var(--transition);
    position: relative;
    box-shadow: var(--shadow-sm);
}

.lab-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: rgba(217, 119, 6, 0.2);
}

.lab-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.25rem;
}

.lab-code-badge {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    background-color: var(--accent-warm-glow);
    color: var(--accent-warm);
    border: 1px solid rgba(217, 119, 6, 0.15);
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-weight: 600;
}

.lab-title {
    font-size: 1.4rem;
    margin-bottom: 0.75rem;
}

.lab-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Contacto Section */
.contacto-layout {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 5rem;
}

.contacto-info {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.contacto-details p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.contacto-block {
    display: flex;
    align-items: center;
    gap: 1rem;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    padding: 1.25rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.contacto-block-icon {
    font-size: 1.5rem;
}

.contacto-block-text strong {
    display: block;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.contacto-block-text span {
    font-size: 1rem;
    font-weight: 500;
}

/* Contact Form UI */
.contact-form-container {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    padding: 3rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-label {
    display: block;
    font-family: 'Outfit', sans-serif;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.form-control {
    width: 100%;
    font-family: inherit;
    font-size: 0.95rem;
    background-color: var(--bg-primary);
    border: 1px solid var(--border);
    padding: 0.85rem 1rem;
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--accent);
    background-color: var(--bg-secondary);
    box-shadow: 0 0 0 4px var(--accent-glow);
}

textarea.form-control {
    resize: vertical;
    min-height: 120px;
}

/* Validation status messages */
.alert {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
    display: none;
}

.alert-error {
    background-color: #fef2f2;
    border: 1px solid #fee2e2;
    color: #991b1b;
}

.alert-success {
    background-color: #f0fdf4;
    border: 1px solid #dcfce7;
    color: #166534;
}

.alert.visible {
    display: block;
}

/* Main Footer Styling */
.main-footer {
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding: 5rem 0 3rem 0;
}

.footer-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 4rem;
}

.footer-info {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.footer-logo {
    font-family: 'Outfit', sans-serif;
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 1.25rem;
    display: inline-block;
}

.footer-description {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 2rem;
    max-width: 320px;
}

.footer-meta {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer-links-group {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-title {
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-primary);
    margin-bottom: 1.25rem;
    letter-spacing: 0.05em;
}

.footer-list li {
    margin-bottom: 0.75rem;
}

.footer-list a {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.footer-list a:hover {
    color: var(--accent);
    padding-left: 4px;
}

.archive-link {
    color: var(--accent-warm) !important;
}

.archive-link:hover {
    color: var(--accent-warm) !important;
}

.footer-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem; /* Nube más compacta */
    max-width: 320px;
}

.footer-tags span {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem; /* Más pequeño para que quepa en el footer */
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    padding: 0.2rem 0.5rem;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    box-shadow: var(--shadow-sm);
    display: inline-block;
    transition: var(--transition);
}

.footer-tags span:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-1px);
}

/* Animations */
@keyframes morphing {
    0% { border-radius: 38% 62% 63% 37% / 41% 44% 56% 59%; }
    50% { border-radius: 50% 50% 30% 70% / 50% 60% 40% 50%; }
    100% { border-radius: 38% 62% 63% 37% / 41% 44% 56% 59%; }
}

/* Home Closing Section */
.home-closing {
    padding: 8rem 0;
    text-align: center;
    position: relative;
    border-top: 1px solid var(--border);
    background-color: rgba(248, 250, 246, 0.2);
}

/* Proyectos Closing Section */
.proyectos-closing {
    padding: 7rem 0;
    text-align: center;
    border-top: 1px solid var(--border);
    background-color: var(--bg-primary);
}

.closing-box {
    max-width: 950px;
    margin: 0 auto;
}

.closing-phrase {
    font-family: 'Outfit', sans-serif;
    font-size: 2.25rem;
    font-weight: 700;
    line-height: 1.3;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.closing-phrase.royal {
    color: var(--accent); /* Azul Royal elegante */
}

.closing-phrase .text-warm {
    color: var(--accent-warm); /* Dorado/Ámbar para la cabeza/criterio */
}

.closing-phrase .text-teal {
    color: var(--accent-teal); /* Teal tecnológico para la IA */
}

.closing-phrase.highlight {
    background: linear-gradient(135deg, var(--accent), var(--accent-warm));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 800;
}

.closing-divider {
    width: 60px;
    height: 1.5px;
    background-color: rgba(15, 23, 42, 0.15); /* Una rayita muy suave */
    margin: 2rem auto;
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
    .bento-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-auto-rows: 220px;
    }
    
    .bento-card-large {
        grid-column: span 2;
    }
    
    .perfil-layout, .contacto-layout {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .perfil-sidebar-card {
        position: relative;
        top: 0;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }
    
    .section-padding {
        padding: 5rem 0;
    }
    
    .hero-layout {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-tech-banner {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .tech-banner-tags {
        justify-content: center;
    }
    
    .hero-visual {
        order: -1;
    }
    
    .mobile-nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: var(--header-height);
        left: 0;
        width: 100%;
        height: calc(100vh - var(--header-height));
        background-color: var(--bg-primary);
        flex-direction: column;
        justify-content: flex-start;
        padding: 3rem 2rem;
        gap: 2rem;
        transform: translateY(-120%);
        transition: transform 0.4s ease-in-out;
        border-bottom: 1px solid var(--border);
        z-index: 999;
    }
    
    .nav-menu.open {
        transform: translateY(0);
    }
    
    .nav-link {
        font-size: 1.25rem;
    }
    
    .bento-grid {
        grid-template-columns: 1fr;
        grid-auto-rows: auto;
    }
    
    .bento-card-large, .bento-card-tall {
        grid-column: span 1;
        grid-row: span 1;
    }
    
    .workflow-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .lab-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .footer-links-group {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .contact-form-container {
        padding: 2rem;
    }
    
    .home-closing {
        padding: 5rem 0;
    }
    
    .closing-phrase {
        font-size: 1.6rem;
        line-height: 1.35;
    }
    
    .closing-divider {
        margin: 1.5rem auto;
        width: 40px;
    }
}

@media (max-width: 480px) {
    .workflow-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-links-group {
        grid-template-columns: 1fr;
    }
    
    .visual-canvas {
        width: 330px; /* Más aire en móviles */
        height: 330px;
    }
    
    .visual-avatar {
        width: 240px;
        height: 240px;
    }
}