/* Reset y configuración base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #3B82F6;
    --secondary-color: #8B5CF6;
    --accent-color: #06B6D4;
    --bg-primary: #FFFFFF;
    --bg-secondary: #F8F9FA;
    --bg-tertiary: #E8EAED;
    --text-primary: #1A1A1A;
    --text-secondary: #6B7280;
    --text-muted: #9CA3AF;
    --text-light: #D1D5DB;
    --gradient-primary: linear-gradient(135deg, #3B82F6 0%, #8B5CF6 100%);
    --gradient-subtle: linear-gradient(135deg, #F8F9FA 0%, #E8EAED 100%);
    --gradient-hero: linear-gradient(135deg, #F8F9FA 0%, #FFFFFF 50%, #E8EAED 100%);
    --shadow-glass: 0 8px 32px rgba(0, 0, 0, 0.1);
    --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.12);
    --shadow-subtle: 0 2px 10px rgba(0, 0, 0, 0.05);
    --border-radius: 1.5rem;
    --border-radius-sm: 0.75rem;
    --transition: all 0.3s ease-in-out;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    font-weight: 400;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    position: fixed;
    top: 20px;
    left: 20px;
    right: 20px;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-glass);
    transition: var(--transition);
}

.header.scrolled {
    top: 10px;
    background: rgba(255, 255, 255, 0.9);
    box-shadow: var(--shadow-hover);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 600;
    font-size: 1.5rem;
}

.logo-img {
    height: 36px;
    width: auto;
}

.logo-text {
    color: var(--text-primary);
    font-weight: 500;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 400;
    font-size: 0.95rem;
    transition: var(--transition);
    position: relative;
    padding: 0.5rem 0;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease-in-out;
}

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: var(--gradient-hero);
    padding-top: 6rem;
}

.hero-background {
    display: none;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 300;
    line-height: 1.2;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 500;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    line-height: 1.7;
    font-weight: 400;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
}

.btn {
    padding: 1rem 2rem;
    border-radius: var(--border-radius-sm);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    display: inline-block;
    text-align: center;
    font-size: 0.95rem;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-card);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--text-light);
}

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

.hero-visual {
    position: relative;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.floating-elements {
    position: relative;
    width: 100%;
    height: 100%;
}

.element {
    position: absolute;
    font-size: 2.5rem;
    opacity: 0.6;
    animation: float 8s ease-in-out infinite;
}

.element-1 {
    top: 20%;
    left: 20%;
    animation-delay: 0s;
}

.element-2 {
    top: 40%;
    right: 20%;
    animation-delay: 2s;
}

.element-3 {
    bottom: 30%;
    left: 30%;
    animation-delay: 4s;
}

.element-4 {
    top: 60%;
    right: 40%;
    animation-delay: 6s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
}

/* Sections */
.section-header {
    text-align: center;
    margin-bottom: 5rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 300;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    font-weight: 400;
    line-height: 1.7;
}

/* Services Section */
.services {
    padding: 8rem 0;
    background: var(--bg-secondary);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
}

.service-card {
    background: var(--bg-primary);
    padding: 3rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-card);
    transition: var(--transition);
    position: relative;
    border: none;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.service-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.service-list {
    list-style: none;
}

.service-list li {
    margin-bottom: 1rem;
    color: var(--text-secondary);
    padding-left: 1.5rem;
    position: relative;
    line-height: 1.6;
}

.service-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: 500;
}

/* Portfolio Section */
.portfolio {
    padding: 8rem 0;
    background: var(--bg-primary);
}

.portfolio-track {
    position: relative;
}

.portfolio-grid {
    display: flex;
    gap: 2rem;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 1rem;
}

/* Ocultar barra de scroll en navegadores comunes */
.portfolio-grid::-webkit-scrollbar { height: 8px; }
.portfolio-grid::-webkit-scrollbar-track { background: transparent; }
.portfolio-grid::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.08); border-radius: 999px; }
.portfolio-grid { scrollbar-color: rgba(0,0,0,0.08) transparent; scrollbar-width: thin; }

.portfolio-item {
    background: var(--bg-primary);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: var(--transition);
    box-shadow: var(--shadow-card);
    border: none;
    min-width: 320px;
    scroll-snap-align: start;
}

.portfolio-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.portfolio-image {
    height: 220px;
    background: var(--gradient-subtle);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.portfolio-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.portfolio-item:hover .portfolio-img {
    transform: scale(1.05);
}

.placeholder-image {
    text-align: center;
    color: var(--text-secondary);
}

.placeholder-image i {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.portfolio-content {
    padding: 2rem;
}

.portfolio-content h3 {
    font-size: 1.25rem;
    font-weight: 500;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.portfolio-content p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

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

.tech-tag {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.875rem;
    font-weight: 400;
    border: 1px solid var(--text-light);
}

/* Controles del carrusel */
.portfolio-controls {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    pointer-events: none;
    z-index: 2;
}

.carousel-btn {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--text-light);
    border-radius: 999px;
    padding: 0.6rem 1rem;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
    pointer-events: auto;
}

.carousel-btn:hover { background: var(--bg-primary); box-shadow: var(--shadow-subtle); }
.carousel-btn:disabled { opacity: 0.5; cursor: default; }

/* Why Choose Us Section */
.why-choose {
    padding: 8rem 0;
    background: var(--bg-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
}

.feature-item {
    text-align: center;
    padding: 2rem;
}

.feature-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
}

.feature-item h3 {
    font-size: 1.25rem;
    font-weight: 500;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.feature-item p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Mission Section */
.mission {
    padding: 8rem 0;
    background: var(--bg-primary);
}

.mission-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.mission-text h2 {
    font-size: 2.5rem;
    font-weight: 300;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

.mission-text p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.mission-quote {
    font-size: 1.5rem;
    font-style: italic;
    color: var(--primary-color);
    border-left: 4px solid var(--primary-color);
    padding-left: 2rem;
    margin: 2rem 0;
    font-weight: 400;
}

.mission-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.energy-circle {
    position: relative;
    width: 300px;
    height: 300px;
}

.energy-core {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    animation: pulse 3s ease-in-out infinite;
}

.energy-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    opacity: 0.2;
}

.planet {
    position: absolute;
    width: 8px;
    height: 8px;
    background: var(--primary-color);
    border-radius: 50%;
    top: -4px;
    left: 50%;
    transform: translateX(-50%);
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.5);
}

.planet-1 {
    background: var(--primary-color);
}

.planet-2 {
    background: var(--secondary-color);
    box-shadow: 0 0 10px rgba(139, 92, 246, 0.5);
}

.planet-3 {
    background: var(--accent-color);
    box-shadow: 0 0 10px rgba(6, 182, 212, 0.5);
    left: 25%;
}

.planet-4 {
    background: #f59e0b;
    box-shadow: 0 0 10px rgba(245, 158, 11, 0.5);
}

.planet-5 {
    background: #ef4444;
    box-shadow: 0 0 10px rgba(239, 68, 68, 0.5);
    left: 33%;
}

.planet-6 {
    background: #10b981;
    box-shadow: 0 0 10px rgba(16, 185, 129, 0.5);
    left: 66%;
}

.ring-1 {
    width: 120px;
    height: 120px;
    animation: rotate 15s linear infinite;
}

.ring-2 {
    width: 180px;
    height: 180px;
    animation: rotate 20s linear infinite reverse;
}

.ring-3 {
    width: 240px;
    height: 240px;
    animation: rotate 25s linear infinite;
}

@keyframes pulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); }
    50% { transform: translate(-50%, -50%) scale(1.05); }
}

@keyframes rotate {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Contact Section */
.contact {
    padding: 8rem 0;
    background: var(--bg-secondary);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.contact-icon {
    font-size: 1.5rem;
    color: var(--primary-color);
    width: 50px;
    height: 50px;
    background: var(--bg-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-subtle);
}

.contact-details h3 {
    font-size: 1.25rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.contact-details p {
    color: var(--text-secondary);
}

.contact-form {
    background: var(--bg-primary);
    padding: 3rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-card);
    border: none;
}

.form-group {
    margin-bottom: 2rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem 1.5rem;
    background: var(--bg-primary);
    border: 1px solid var(--text-light);
    border-radius: var(--border-radius-sm);
    color: var(--text-primary);
    font-family: inherit;
    transition: var(--transition);
    font-size: 0.95rem;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

/* Footer */
.footer {
    background: var(--bg-tertiary);
    padding: 4rem 0 2rem;
    border-top: 1px solid var(--text-light);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    gap: 2rem;
    align-items: center;
    margin-bottom: 2rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 500;
    font-size: 1.25rem;
}

.footer-logo-img {
    height: 32px;
    width: auto;
}

.footer-logo-text {
    color: var(--text-primary);
}

.footer-text {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

.footer-social {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
}

.social-link {
    width: 40px;
    height: 40px;
    background: var(--bg-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
    box-shadow: var(--shadow-subtle);
}

.social-link:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--text-light);
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .header {
        top: 10px;
        left: 10px;
        right: 10px;
    }

    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(20px);
        width: calc(100% - 20px);
        margin: 0 10px;
        text-align: center;
        transition: var(--transition);
        box-shadow: var(--shadow-glass);
        padding: 2rem 0;
        border-radius: var(--border-radius);
    }

    .nav-menu.active {
        left: 0;
    }

    .hero {
        padding-top: 8rem;
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }

    .services {
        padding: 6rem 0;
    }

    .services-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .portfolio {
        padding: 6rem 0;
    }

    .portfolio-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .why-choose {
        padding: 6rem 0;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .mission {
        padding: 6rem 0;
    }

    .mission-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }

    .contact {
        padding: 6rem 0;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

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

    .footer-social {
        justify-content: center;
    }

    .energy-circle {
        width: 200px;
        height: 200px;
    }

    .ring-1 {
        width: 80px;
        height: 80px;
    }

    .ring-2 {
        width: 120px;
        height: 120px;
    }

    .ring-3 {
        width: 160px;
        height: 160px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .nav-container {
        padding: 1rem 15px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .btn {
        padding: 0.875rem 1.5rem;
        font-size: 0.9rem;
    }

    .service-card,
    .contact-form {
        padding: 2rem;
    }

    .header {
        top: 5px;
        left: 5px;
        right: 5px;
    }

    .nav-menu {
        width: calc(100% - 10px);
        margin: 0 5px;
    }
}