/* =======================================
   COMPONENTES ESPECÍFICOS DE LA UI
   ======================================= */

/* ==============
   HEADER Y NAV
   ============== */

.header {
    position: fixed;
    /* Header fijo en la parte superior */
    top: 0;
    left: 0;
    width: 100%;
    backdrop-filter: blur(20px);
    /* Efecto glassmorphism */
    border-bottom: 1px solid var(--border-color);
    z-index: var(--z-header);
    transition: all var(--transition-smooth);
}

/* Header específico por tema */
[data-theme="dark"] .header {
    background: rgba(26, 35, 50, 0.9);
}

[data-theme="light"] .header {
    background: rgba(255, 255, 255, 0.95);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    /* Distribuye elementos en los extremos */
    padding: var(--spacing-sm) 0;
    min-height: 70px;
}

/* Marca/Logo del sitio */
.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.brand-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.brand-text h3 {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    margin: 0;
}

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

/* Menú de navegación */
.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
    margin: 0;
    padding: 0;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-smooth);
    position: relative;
}

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

/* Sombreado de selección específico por tema */
[data-theme="dark"] .nav-link:hover,
[data-theme="dark"] .nav-link.active {
    background: rgba(102, 126, 234, 0.2);
    border-radius: var(--border-radius-sm);
}

[data-theme="light"] .nav-link:hover,
[data-theme="light"] .nav-link.active {
    background: rgba(236, 72, 153, 0.2);
    border-radius: var(--border-radius-sm);
}

.mobile-menu-btn {
  display: none;
}

/* Controles del header (tema e idioma) */
.nav-controls {
    display: flex;
    gap: var(--spacing-sm);
}

.control-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-smooth);
}

/* Botón de tema circular con gradiente */
#themeToggle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
}

[data-theme="dark"] #themeToggle {
    background: var(--gradient-primary);
    color: white;
}

[data-theme="light"] #themeToggle {
    background: var(--gradient-primary);
    color: white;
}

#themeToggle:hover {
    transform: scale(1.1);
}

/* Botón de idioma con esquinas redondeadas */
#languageToggle {
    background: var(--bg-glass);
    border-radius: 12px;
}

.control-btn:hover {
    background: var(--bg-card);
    color: var(--text-primary);
}

.scroll-btn {
  display: none; /* Oculto por defecto */
  flex-direction: column; /* Dirección vertical */
  background: none; /* Sin fondo */
  border: none; /* Sin borde */
  cursor: pointer; /* Cursor de pointer */
}


/* Botón cerrar */
.close-btn {
  background: none;
  border: none;
  color: white;
  font-size: 2rem;
  position: absolute;
  top: 1rem;
  right: 1rem;
  cursor: pointer;
}


/* ================
   SECCIÓN HERO
   ================ */

.hero {
    min-height: 100vh;
    /* Altura completa de la pantalla */

    display: flex;
    align-items: center;
    position: relative;
}

.hero-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    /* Texto ocupa más espacio que avatar */
    gap: var(--spacing-2xl);
    align-items: center;
}

.hero-text {
    max-width: 600px;
}

.hero-title {
    font-size: 4rem;
    /* 64px */
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

.hero-title span:first-child {
    display: block;
    /* "¡Hola! Soy" en línea separada */
    font-size: 1.5rem;
    /* Más pequeño que el nombre */
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
    font-weight: var(--font-weight-normal);
}

/* Gradiente específico por tema para el nombre */
[data-theme="dark"] .hero-title .text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

[data-theme="light"] .hero-title .text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
}

/* Intereses y objetivos */
.hero-interests {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.interest-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-secondary);
}

.interest-icon {
    width: 20px;
    height: 20px;
    color: var(--text-accent);
}

/* Botones del hero */
.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}
#btnContact{
    padding: var(--spacing-lg) var(--spacing-2xl);
    width: 105%;
    margin: -10px -10px -10px -10px;
}

#downloadCVBtn {
    width: 100%;
    padding: 1rem;
    justify-content: center;
}

#btnEnviar{
    width: 100%;
    padding: 1rem;
    justify-content: center;
}

/* Botón primario con gradiente específico por tema */
.btn-primary {
    background: var(--gradient-primary);
}

/* Botón secundario con borde */
.btn-secondary {
    background: transparent;
    border: 2px solid var(--text-secondary);
    color: var(--text-primary);
}

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

/* Avatar circular */
.hero-avatar {
    display: flex;
    justify-content: center;
}

.avatar-container {
    position: relative;
    width: 300px;
    height: 300px;
}

.avatar-image {
    width: 100%;
    height: 100%;
    border-radius: var(--border-radius-full);
    object-fit: cover;
    /* Mantiene proporción de la imagen */
    border: 4px solid var(--border-color);
}

.avatar-ring {
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    border-radius: var(--border-radius-full);
    z-index: -1;
    animation: pulse 2s infinite;
    /* Animación de pulso */
}

/* Ring específico por tema */
[data-theme="dark"] .avatar-ring {
    background: var(--gradient-primary);
}

[data-theme="light"] .avatar-ring {
    background: var(--gradient-primary);
}

.about-text {
    font-size: 1.125rem;
}

/* ====================
   TARJETAS DE PROYECTO
   ==================== */

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    /* Grid responsivo */
    gap: var(--spacing-2xl);
}

.project-card {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    /* Oculta contenido que se desborda */
    box-shadow: var(--shadow-md);
    transition: all var(--transition-smooth);
    border: 1px solid var(--border-color);
}

.project-card:hover {
    transform: translateY(-8px);
    /* Elevación al hover */
    box-shadow: var(--shadow-lg);
}

.project-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-smooth);
}

.project-card:hover .project-image img {
    transform: scale(1.05);
    /* Zoom sutil de la imagen */
}

/* Overlay con enlaces del proyecto */
#ver-mas {
    position: absolute;
    bottom: 10px;
    right: 10px;
    background: var(--gradient-primary);
    color: white;
    font-weight: bold;
    padding: 0.8rem 1rem;
    border-radius: var(--border-radius-md);
    text-decoration: none;
    transition: all var(--transition-smooth);
    float: right;
    box-shadow: var(--shadow-sm);
}

#ver-mas:hover,
.project-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* border-radius: var(--border-radius-full); */

.project-actions {
    display: flex;
    justify-content: flex-end;
    /* lleva los botones a la derecha */
    gap: var(--spacing-sm);
    /* espacio entre botones */
    margin-top: auto;
}

.project-btn {
    display: flex;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--gradient-primary);
    border-radius: var(--border-radius-md);
    color: white;
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
    margin-top: var(--spacing-sm);
    font-size: var(--shadow-lg);
    transition: all var(--transition-smooth);
    box-shadow: var(--shadow-sm);
}

.btn-name {
    margin-right: 10px;
}


/* Contenido del proyecto */
.project-content {
    padding: var(--spacing-lg);
}

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

.project-title {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    margin: 0;
}


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

/* Logros del proyecto */
.project-achievements {
    margin-bottom: var(--spacing-md);
}

.achievement-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-xs);
}

.achievement-item i {
    color: var(--color-success);
    width: 16px;
    height: 16px;
}

.achievement-item span {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Tags de tecnologías */
.project-tags,
.experience-skills {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.tag,
.skill-tag {
    background: var(--bg-glass);
    color: var(--text-secondary);
    padding: 0.375rem 0.75rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.875rem;
    border: 1px solid var(--border-color);
}

/* ====================
   MODAL DE PROYECTO
   ==================== */

.project-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-smooth);
    margin-top: var(--spacing-xl);
}

.project-modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

.modal-content {
    position: relative;
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    max-width: 90vw;
    max-height: 90vh;
    width: 70%;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    transform: scale(0.9);
    transition: transform var(--transition-smooth);
}

.project-modal.active .modal-content {
    transform: scale(1);
}

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

.modal-header h2 {
    color: var(--text-primary);
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-smooth);
}

.modal-close:hover {
    background: var(--bg-glass);
    color: var(--text-primary);
}

.modal-body {
    padding: var(--spacing-lg);
}

/* Carrusel de imágenes */
.project-carousel {
    margin-bottom: var(--spacing-xl);
}

.carousel-container {
    position: relative;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    background: var(--bg-secondary);
}

.carousel-slides {
    position: relative;
    height: 400px;
}

.carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity var(--transition-smooth);
}

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

.carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.7);
    color: white;
    border: none;
    width: 50px;
    height: 50px;
    border-radius: var(--border-radius-full);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-smooth);
    z-index: 10;
}

.carousel-btn:hover {
    background: rgba(0, 0, 0, 0.9);
    transform: translateY(-50%) scale(1.1);
}

.carousel-btn.prev {
    left: var(--spacing-md);
}

.carousel-btn.next {
    right: var(--spacing-md);
}

.carousel-indicators {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md);
}

.carousel-indicator {
    width: 12px;
    height: 12px;
    border-radius: var(--border-radius-full);
    background: rgba(255, 255, 255, 0.5);
    border: none;
    cursor: pointer;
    transition: all var(--transition-smooth);
}

.carousel-indicator.active {
    background: var(--text-accent);
}

/* Contenido del modal */
.modal-project-content {
    display: grid;
    gap: var(--spacing-xl);
}

.project-description-extended {
    color: var(--text-secondary);
    line-height: 1.7;
}

.project-description-extended p {
    margin-bottom: var(--spacing-md);
}

.project-technologies h3,
.project-achievements-extended h3,
.project-links-extended h3 {
    color: var(--text-primary);
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.tech-tag {
    background: var(--gradient-primary);
    color: white;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius-full);
    font-size: 0.875rem;
    font-weight: var(--font-weight-semibold);
}

.project-achievements-extended ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.project-achievements-extended li {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    padding-left: var(--spacing-md);
    position: relative;
}

.project-achievements-extended li i {
    color: var(--color-success);
    width: 16px;
    height: 16px;
    position: absolute;
    left: 0;
}


/* Fragmento de código */
.code-snippet {
    background: var(--bg-secondary);
    border-radius: var(--border-radius-md);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

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

.code-header h3 {
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    margin: 0;
}

.code-toggle {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-smooth);
}

.code-toggle:hover {
    background: var(--bg-card);
    color: var(--text-primary);
}

.code-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-smooth);
}

.code-content.expanded {
    max-height: 500px;
}

.code-content pre {
    margin: 0;
    padding: var(--spacing-lg);
    background: var(--bg-primary);
    color: var(--text-secondary);
    font-family: 'Courier New', monospace;
    font-size: 0.875rem;
    line-height: 1.5;
    overflow-x: auto;
}

.modal-footer {
    display: flex;
    justify-content: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    margin-top: var(--spacing-xl);
}


/* ====================
   HABILIDADES/SKILLS
   ==================== */

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.skill-category {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: all var(--transition-smooth);
}

.skill-category:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

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

.category-icon {
    width: 50px;
    height: 50px;
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.category-header h3 {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    margin: 0;
}

.skills-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.skill-item {
    background: var(--bg-glass);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    color: var(--text-secondary);
    font-weight: var(--font-weight-semibold);
    transition: all var(--transition-smooth);
    border: 1px solid var(--border-color);
}

.skill-item:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

/* Habilidades blandas */
.soft-skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--spacing-lg);
}

.soft-skill-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-card);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: all var(--transition-smooth);
}

.soft-skill-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.soft-skill-icon {
    width: 48px;
    height: 48px;
    color: var(--text-accent);
}

.soft-skill-item span {
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    font-size: 0.95rem;
}

/* ====================================
   EXPERIENCIA PROFESIONAL y EDUCACION
   ==================================== */

.timeline {
    position: relative;
    /* max-width: 800px;
    margin: 0 auto; */
    padding-left: var(--spacing-lg);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 0;
    bottom: 0;
    width: 2px;
}

[data-theme="dark"] .timeline::before {
    background: var(--border-color);
}

[data-theme="light"] .timeline::before {
    background: var(--border-color);
}

.timeline-item {
    position: relative;
    /* margin-bottom: var(--spacing-lg); */
    margin-bottom: var(--spacing-2xl);
    padding-left: var(--spacing-lg);
}

.timeline-marker {
    /*controla los puntos de la linea*/
    position: absolute;
    left: -27px;
    top: 0;
    width: 20px;
    height: 20px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-full);
    border: 3px solid var(--bg-primary);
}

.timeline-item.current .timeline-marker {
    background: var(--text-accent);
}

.timeline-item.completed .timeline-marker {
    background: var(--color-success);
}

.timeline-content {
    margin-left: var(--spacing-lg);
}

.experience-card,
.education-card {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

.experience-header,
.education-header {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

#experience {
    margin-top: 20px;
    margin-bottom: -60px;
}

.company-logo,
.education-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.experience-info,
.education-content {
    flex: 1;
}

.experience-info h3,
.education-header h3 {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    margin: 0 0 var(--spacing-xs) 0;
}

.company-name,
.institution {
    color: var(--text-secondary);
    margin: 0 0 var(--spacing-xs) 0;
}

.experience-type,
.education-period {
    font-size: 0.95rem;
    color: var(--text-accent);
}

.experience-status,
.status-badge {
    padding: 0.475rem 0.75rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.90rem;
    font-weight: var(--font-weight-semibold);
}

.experience-status.current {
    background: var(--color-warning);
    color: white;
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
}

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

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

.education-card {
    transition: all var(--transition-smooth);
    position: relative;
}

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

.education-status {
    margin-top: var(--spacing-sm);
}

.status-badge {
    bottom: var(--spacing-md);
    right: var(--spacing-md);
}

.status-badge.completed {
    background: var(--color-success);
    color: white;
}

.status-badge.in-progress {
    background: var(--color-warning);
    color: white;
}

.education-date {
    display: flex;
    justify-content: space-between;
    /* separa a los extremos */
    align-items: center;
    /* centra verticalmente */
    margin-top: -15px;
    /* opcional: espacio arriba */
}

/* ================
   CONTACTO
   ================ */

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
}

.contact-info h3 {
    font-size: 1.75rem;
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.contact-info p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.contact-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--bg-card);
    border-radius: var(--border-radius-md);
    color: var(--text-primary);
    text-decoration: none;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: all var(--transition-smooth);
}

.contact-link:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    background: var(--bg-secondary);
}

.contact-link .contact-icon {
    width: 50px;
    height: 50px;
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
}

/* Iconos específicos de contacto */
.contact-icon.email {
    background: linear-gradient(135deg, #f97316, #ea580c);
}

.contact-icon.linkedin {
    background: linear-gradient(135deg, #0ea5e9, #0284c7);
}

.contact-icon.github,
.project-btn.github {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}

.contact-link .contact-info {
    flex: 1;
}

.contact-link .contact-info h4 {
    margin: 0 0 var(--spacing-xs) 0;
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
}

.contact-link .contact-info p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Botones de navegación arriba/abajo */
.scroll-buttons {
    position: fixed;
    right: var(--spacing-lg);
    bottom: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    z-index: 100;
}

.scroll-btn {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border: none;
    border-radius: var(--border-radius-full);
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-smooth);
    opacity: 0.8;
}

.scroll-btn:hover {
    transform: scale(1.1);
    opacity: 1;
    box-shadow: var(--shadow-lg);
}

.scroll-btn i {
    width: 24px;
    height: 24px;
}

/* Botón "Conóceme más" */
.know-more-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: var(--gradient-primary);
    color: white;
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
    margin-top: var(--spacing-lg);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-md);
    transition: all var(--transition-smooth);
    float: right;
    box-shadow: var(--shadow-sm);
}

.know-more-btn:hover {
    transform: translateX(5px) translateY(-2px);
    box-shadow: var(--shadow-md);
}

.know-more-btn i,
.project-actions i {
    width: 16px;
    height: 16px;
    transition: transform var(--transition-smooth);
}

.know-more-btn:hover i,
.project-actions i {
    transform: translateX(3px);
}

/* Formulario */
.contact-form {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

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

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

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--text-accent);
    background: var(--bg-secondary);

}

[data-theme="dark"] .form-group select option {
    background: var(--gradient-primary);
    color: var(--text-primary);


}

[data-theme="light"] .form-group select option {
    background: var(--gradient-primary);
    color: var(--text-primary);
}

.form-group textarea {
    resize: vertical;
    /* Solo permite redimensionar verticalmente */
    min-height: 100px;
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-lg) 0;
    text-align: center;
    color: var(--text-secondary);
}

/* =============================
   ESPECIALIDADES HERO
   ============================= */

.specialties-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.specialty-card {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: all var(--transition-smooth);
}

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

.specialty-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin: 0 auto var(--spacing-md);
}

.specialty-card h3 {
    font-size: 1.125rem;
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin: 0 0 var(--spacing-sm) 0;
}

.specialty-card p {
    color: var(--text-secondary);
    font-size: var(--shadow-sm);
    line-height: 1.5;
    margin: 0;
}