/* ===== SECCIÓN 5: SOBRE MÍ ===== */
.about {
    padding: 120px 20px;
    background: var(--bg-dark);
    width: 100%;
    position: relative;
    overflow: hidden;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
    margin-top: 50px;
}

/* Columna izquierda: imagen sticky */
.about-image-container {
    position: sticky;
    top: 100px;
    border-radius: 30px;
    overflow: hidden;
    height: 600px;
    width: 100%;
    box-shadow: 0 30px 60px var(--shadow-primary);
    border: 2px solid transparent;
    background: linear-gradient(var(--bg-dark), var(--bg-dark)) padding-box,
                var(--gradient) border-box;
    transition: var(--transition-normal);
    transform-style: preserve-3d;
    will-change: transform;
}

.about-image-container:hover {
    box-shadow: 0 25px 45px var(--shadow-hover);
    /* La transformación la maneja tiltEffect.js */
}

.about-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
    transition: transform 0.5s ease;
    position: relative;
    z-index: 1;
}


.about-image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--overlay-primary), var(--overlay-secondary));
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 3;
    pointer-events: none;
}


/* Columna derecha: contenido textual */
.about-text h2 {
    font-size: 3rem;
    margin-bottom: 30px;
    line-height: 1.2;
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-size: 1.1rem;
}

/* Grid de estadísticas (3 columnas) */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin: 40px 0;
}

.stat-item {
    text-align: center;
    padding: 20px;
    background: var(--bg-card);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    transition: var(--transition-normal);
    border: 2px solid transparent;
    background: linear-gradient(var(--bg-card), var(--bg-card)) padding-box,
                var(--gradient) border-box;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 20px var(--shadow-primary);
    transform-style: preserve-3d;
    will-change: transform;
}

.stat-item:hover {
    box-shadow: 0 25px 45px var(--shadow-hover);
    /* La transformación la maneja tiltEffect.js */
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 5px;
    transition: var(--transition-normal);
    position: relative;
    z-index: 2;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    transition: color 0.3s ease;
    position: relative;
    z-index: 2;
}

/* ===== SLIDER DE LENGUAJES ===== */
.tech-slider-section {
    grid-column: 1 / -1;
    margin-top: 60px;
    width: 100%;
    overflow: hidden;
    position: relative;
    padding: 20px 0;
}

.tech-slider-section::before,
.tech-slider-section::after {
    content: '';
    position: absolute;
    top: 0;
    width: 100px;
    height: 100%;
    z-index: 3;
    pointer-events: none;
}

.tech-slider-section::before {
    left: 0;
    background: linear-gradient(90deg, var(--bg-dark), transparent);
}

.tech-slider-section::after {
    right: 0;
    background: linear-gradient(-90deg, var(--bg-dark), transparent);
}

.tech-slider-container {
    overflow-x: auto;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    scrollbar-color: var(--secondary) var(--bg-card);
    padding: 10px 0 20px 0;
    cursor: grab;
    scroll-snap-type: x mandatory;
}

.tech-slider-container:active {
    cursor: grabbing;
}

.tech-slider-container::-webkit-scrollbar {
    height: 8px;
}

.tech-slider-container::-webkit-scrollbar-track {
    background: var(--bg-card);
    border-radius: 10px;
}

.tech-slider-container::-webkit-scrollbar-thumb {
    background: var(--gradient);
    border-radius: 10px;
}

.tech-slider-container::-webkit-scrollbar-thumb:hover {
    background: var(--gradient-hover);
}

.tech-slider-track {
    display: flex;
    gap: 30px;
    width: max-content;
    padding: 0 20px;
}

/* Tarjetas de tecnología - MISMO ESTILO QUE PROJECTS */
/* .tech-item-slider {
    min-width: 280px;
    background: var(--bg-card);
    padding: 30px 25px;
    border-radius: 20px;
    text-align: center;
    transition: var(--transition-normal);
    border: 2px solid transparent;
    background: linear-gradient(var(--bg-card), var(--bg-card)) padding-box,
                var(--gradient) border-box;
    position: relative;
    overflow: hidden;
    box-shadow: 0 15px 30px var(--shadow-primary);
    scroll-snap-align: start;
    transform-style: preserve-3d;
    will-change: transform;
} */
 /* Tarjetas de tecnología - MISMO ESTILO QUE PROJECTS */
.tech-item-slider {
    min-width: 280px;
    background: var(--bg-card);
    padding: 30px 25px;
    border-radius: 20px;
    text-align: center;
    transition: var(--transition-normal);
    border: 2px solid transparent;
    background: linear-gradient(var(--bg-card), var(--bg-card)) padding-box,
                var(--gradient) border-box;
    position: relative;
    /* overflow: hidden;  ← ELIMINAR ESTA LÍNEA */
    box-shadow: 0 15px 30px var(--shadow-primary);
    scroll-snap-align: start;
    transform-style: preserve-3d;
    will-change: transform;
}

.tech-item-slider:hover {
    box-shadow: 0 25px 45px var(--shadow-hover);
    border-color: transparent;
    /* La transformación la maneja tiltEffect.js */
}

.tech-icon {
    font-size: 3rem;
    margin-bottom: 15px;
    filter: drop-shadow(0 0 10px var(--shadow-secondary));
    transition: filter 0.3s ease;
    position: relative;
    z-index: 2;
}

.tech-icon-img {
    width: 56px;
    height: 56px;
    display: block;
    margin: 0 auto;
    object-fit: contain;
}

.tech-name {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-primary);
    position: relative;
    z-index: 2;
    transition: color 0.3s ease;
}

.tech-level {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 1.1rem;
    font-weight: 600;
    transition: var(--transition-normal);
    position: relative;
    z-index: 2;
}

/* Overlay para efecto hover en slider (como en projects) */
.tech-item-slider::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--overlay-primary), var(--overlay-secondary));
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 1;
    pointer-events: none;
}


/* Controles de navegación */
.slider-controls {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 20px;
}

.slider-btn {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 2px solid transparent;
    background: linear-gradient(var(--bg-card), var(--bg-card)) padding-box,
                var(--gradient) border-box;
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transform-style: preserve-3d;
    will-change: transform;
}

.slider-btn:hover {
    background: var(--gradient);
    border-color: transparent;
    box-shadow: 0 10px 20px var(--shadow-hover);
    /* La transformación la maneja tiltEffect.js */
}

.slider-btn:active {
    transform: scale(0.95);
}

/* Eliminamos la grid anterior */
.tech-grid {
    display: none;
}