/* =====================================================
   ESTILOS PREMIUM PARA PORTAFOLIO SEMI-SENIOR
   ===================================================== */

/* ======================= */
/* Tipografía Premium */
/* ======================= */
:root {
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;

    --line-height-tight: 1.25;
    --line-height-snug: 1.375;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.625;
    --line-height-loose: 2;

    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
}

/* ======================= */
/* Section Titles Mejorados */
/* ======================= */
.section-title {
    font-size: var(--font-size-4xl) !important;
    font-weight: var(--font-weight-bold);
    text-align: center;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color), var(--secondary-color));
    background-size: 200% 200%;
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradient-shift 4s ease-in-out infinite;
}

.section-title i {
    font-size: var(--font-size-3xl);
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-subtitle {
    text-align: center;
    font-size: var(--font-size-xl);
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    line-height: var(--line-height-relaxed);
}

/* ======================= */
/* Sección Sobre Mí Premium */
/* ======================= */
.about-hero {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 4rem;
    align-items: center;
    margin-bottom: 5rem;
}

.about-subtitle {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-semibold);
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.about-description {
    font-size: var(--font-size-lg);
    line-height: var(--line-height-relaxed);
    margin-bottom: 1.5rem;
    color: rgba(255, 255, 255, 0.9);
}

.about-description strong {
    color: var(--primary-color);
    font-weight: var(--font-weight-semibold);
}

/* Estadísticas */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
    backdrop-filter: blur(20px);
    transition: all var(--transition-speed);
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-heavy);
    border-color: var(--primary-color);
}

.stat-number {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    background: linear-gradient(45deg, var(--primary-color), var(--accent-color));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: block;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
    font-weight: var(--font-weight-medium);
}

/* Imagen profesional */
.about-image-container {
    position: relative;
    display: flex;
    justify-content: center;
}

.about-image-wrapper {
    position: relative;
    width: 350px;
    height: 450px;
    border-radius: 2rem;
    overflow: hidden;
    background: linear-gradient(45deg, var(--primary-color), var(--accent-color), var(--secondary-color));
    padding: 4px;
}

.about-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: calc(2rem - 4px);
    transition: all var(--transition-speed);
}

.about-image-wrapper:hover .about-image {
    transform: scale(1.05);
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(0, 212, 255, 0.2), rgba(255, 0, 110, 0.2));
    opacity: 0;
    transition: opacity var(--transition-speed);
    border-radius: 2rem;
}

.about-image-wrapper:hover .image-overlay {
    opacity: 1;
}

/* Iconos flotantes */
.floating-icons {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.floating-icons i {
    position: absolute;
    font-size: 2rem;
    color: var(--primary-color);
    opacity: 0;
    transition: all 0.5s ease;
}

.floating-icons i:nth-child(1) {
    top: 20%;
    left: -10%;
    animation: float 3s ease-in-out infinite;
}

.floating-icons i:nth-child(2) {
    top: 60%;
    right: -10%;
    animation: float 3s ease-in-out infinite 0.5s;
}

.floating-icons i:nth-child(3) {
    bottom: 30%;
    left: -15%;
    animation: float 3s ease-in-out infinite 1s;
}

.floating-icons i:nth-child(4) {
    top: 10%;
    right: -5%;
    animation: float 3s ease-in-out infinite 1.5s;
}

.about-image-wrapper:hover .floating-icons i {
    opacity: 0.8;
}

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

/* ======================= */
/* Tarjetas de Especialidades */
/* ======================= */
.specialties-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.specialty-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 1.5rem;
    padding: 2rem;
    backdrop-filter: blur(20px);
    transition: all var(--transition-speed);
    position: relative;
    overflow: hidden;
}

.specialty-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
    transition: left 0.6s;
}

.specialty-card:hover::before {
    left: 100%;
}

.specialty-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-heavy);
    border-color: var(--primary-color);
}

.specialty-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(45deg, var(--primary-color), var(--accent-color));
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    transition: all var(--transition-speed);
}

.specialty-icon i {
    font-size: 1.8rem;
    color: white;
}

.specialty-card:hover .specialty-icon {
    transform: scale(1.1) rotate(5deg);
}

.specialty-card h4 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: 1rem;
    color: var(--text-color);
}

.specialty-card p {
    color: rgba(255, 255, 255, 0.8);
    line-height: var(--line-height-relaxed);
    margin-bottom: 1.5rem;
}

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

.tech-tag {
    background: rgba(0, 212, 255, 0.1);
    color: var(--primary-color);
    padding: 0.3rem 0.8rem;
    border-radius: 1rem;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    border: 1px solid rgba(0, 212, 255, 0.3);
    transition: all var(--transition-speed);
}

.tech-tag:hover {
    background: rgba(0, 212, 255, 0.2);
    transform: translateY(-2px);
}

/* ======================= */
/* Filosofía de Trabajo */
/* ======================= */
.philosophy-section {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 2rem;
    padding: 3rem;
    backdrop-filter: blur(20px);
    text-align: center;
}

.philosophy-title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: var(--primary-color);
}

.philosophy-quote {
    font-size: var(--font-size-lg);
    font-style: italic;
    line-height: var(--line-height-relaxed);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    border-left: 4px solid var(--primary-color);
    padding-left: 1.5rem;
    text-align: left;
    position: relative;
}

.philosophy-quote::before {
    content: '"';
    font-size: 4rem;
    color: var(--primary-color);
    position: absolute;
    top: -1rem;
    left: -1rem;
    opacity: 0.3;
}

.philosophy-principles {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.principle {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 1rem;
    transition: all var(--transition-speed);
}

.principle:hover {
    background: rgba(0, 212, 255, 0.1);
    transform: translateY(-2px);
}

.principle i {
    color: var(--primary-color);
    font-size: 1.2rem;
}

.principle span {
    font-weight: var(--font-weight-medium);
}

/* ======================= */
/* Tarjetas de Proyecto Premium */
/* ======================= */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2.5rem;
    margin-bottom: 4rem;
}

.project-card-premium {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 1.5rem;
    overflow: hidden;
    backdrop-filter: blur(20px);
    transition: all var(--transition-speed);
    position: relative;
    cursor: pointer;
}

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

/* Imagen del proyecto */
.project-image-container {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.project-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all var(--transition-speed);
}

.project-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, var(--primary-color), var(--accent-color));
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    font-weight: var(--font-weight-semibold);
}

.project-placeholder i {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.project-card-premium:hover .project-image {
    transform: scale(1.1);
}

/* Overlay con tecnologías */
.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(0, 212, 255, 0.9), rgba(255, 0, 110, 0.9));
    opacity: 0;
    transition: all var(--transition-speed);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 1.5rem;
}

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

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

.tech-badge {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 1rem;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    backdrop-filter: blur(10px);
}

.project-quick-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.quick-action {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.2);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    font-size: 1.2rem;
    transition: all var(--transition-speed);
    backdrop-filter: blur(10px);
}

.quick-action:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

/* Contenido del proyecto */
.project-content {
    padding: 2rem;
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.project-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--text-color);
    margin: 0;
}

.status-badge {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.3rem 0.8rem;
    border-radius: 1rem;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
}

.status-completed {
    background: rgba(0, 255, 136, 0.1);
    color: var(--tertiary-color);
    border: 1px solid rgba(0, 255, 136, 0.3);
}

.project-description {
    color: rgba(255, 255, 255, 0.8);
    line-height: var(--line-height-relaxed);
    margin-bottom: 1.5rem;
}

/* Características del proyecto */
.project-features {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
}

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

/* Botones de acción premium */
.project-actions {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.btn-primary,
.btn-secondary,
.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.5rem;
    border-radius: 2rem;
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-sm);
    transition: all var(--transition-speed);
    border: 2px solid transparent;
}

.btn-primary {
    background: linear-gradient(45deg, var(--primary-color), var(--tertiary-color));
    color: var(--bg-primary);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 212, 255, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--secondary-color);
    border-color: var(--secondary-color);
}

.btn-secondary:hover {
    background: var(--secondary-color);
    color: white;
    transform: translateY(-2px);
}

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

.btn-outline:hover {
    background: var(--accent-color);
    color: white;
    transform: translateY(-2px);
}

/* Métricas del proyecto */
.project-metrics {
    display: flex;
    justify-content: space-between;
    padding-top: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.metric {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.6);
}

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

/* Badge de proyecto destacado */
.featured-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: linear-gradient(45deg, var(--secondary-color), #ff4081);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 1rem;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    display: flex;
    align-items: center;
    gap: 0.3rem;
    z-index: 2;
}

/* Call to action para más proyectos */
.projects-cta {
    text-align: center;
    padding: 3rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 2rem;
    backdrop-filter: blur(20px);
}

.projects-cta h3 {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: 1rem;
    color: var(--text-color);
}

.projects-cta p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
    font-size: var(--font-size-lg);
}

.btn-github-main {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 2rem;
    background: linear-gradient(45deg, #333, #555);
    color: white;
    text-decoration: none;
    border-radius: 3rem;
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-lg);
    transition: all var(--transition-speed);
}

.btn-github-main:hover {
    background: linear-gradient(45deg, #555, #777);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

/* ======================= */
/* Responsive Design Premium */
/* ======================= */
@media (max-width: 1200px) {
    .about-hero {
        grid-template-columns: 1fr 300px;
        gap: 3rem;
    }

    .about-image-wrapper {
        width: 300px;
        height: 380px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .section-title {
        font-size: var(--font-size-3xl) !important;
        flex-direction: column;
        gap: 0.5rem;
    }

    .about-hero {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .about-image-wrapper {
        width: 250px;
        height: 320px;
        margin: 0 auto;
    }

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

    .specialties-grid {
        grid-template-columns: 1fr;
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }

    .philosophy-principles {
        grid-template-columns: 1fr;
    }

    .project-actions {
        flex-direction: column;
    }

    .btn-primary,
    .btn-secondary,
    .btn-outline {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }

    .project-features {
        flex-direction: column;
        gap: 0.5rem;
    }

    .project-metrics {
        flex-direction: column;
        gap: 0.5rem;
    }
}