:root {
    /* Brand Colors extracted from the logo */
    --color-bg-dark: #121820;
    --color-bg-darker: #0d1218;
    --color-primary: #b5d333; /* The vibrant lime green */
    --color-primary-hover: #9cba25;
    --color-text-light: #ffffff;
    --color-text-muted: #a0aec0;
    
    /* Typography */
    --font-main: 'Outfit', sans-serif;
    
    /* Layout */
    --container-width: 1200px;
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-main);
    background-color: var(--color-bg-dark);
    color: var(--color-text-light);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.section-padding {
    padding: 100px 0;
}

.bg-darker {
    background-color: var(--color-bg-darker);
}

.text-center {
    text-align: center;
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 600;
    line-height: 1.2;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: var(--color-text-light);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -10px;
    width: 60px;
    height: 4px;
    background-color: var(--color-primary);
    border-radius: 2px;
}

.text-center .section-title::after {
    left: 50%;
    transform: translateX(-50%);
}

.highlight {
    color: var(--color-primary);
}

/* Buttons */
.btn-primary, .btn-secondary, .btn-primary-outline {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 4px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-bg-dark);
    box-shadow: 0 4px 15px rgba(181, 211, 51, 0.3);
}

.btn-primary:hover {
    background-color: var(--color-primary-hover);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(181, 211, 51, 0.4);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-text-light);
    border: 2px solid var(--color-text-light);
}

.btn-secondary:hover {
    background-color: var(--color-text-light);
    color: var(--color-bg-dark);
    transform: translateY(-3px);
}

.btn-primary-outline {
    background-color: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.btn-primary-outline:hover {
    background-color: var(--color-primary);
    color: var(--color-bg-dark);
}

.large {
    padding: 16px 40px;
    font-size: 1rem;
}

.w-100 {
    width: 100%;
}

/* Header */
#main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
    background: transparent;
}

#main-header.scrolled {
    background-color: rgba(18, 24, 32, 0.95);
    backdrop-filter: blur(10px);
    padding: 15px 0;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.5);
    border-bottom: 1px solid rgba(181, 211, 51, 0.1);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
}

.logo img {
    height: 180px;
    width: auto;
    transition: transform 0.3s ease;
}

.logo:hover img {
    transform: scale(1.05);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-links a {
    font-weight: 400;
    font-size: 0.95rem;
    position: relative;
    transition: var(--transition);
}

.nav-links a:not(.btn-primary-outline):hover {
    color: var(--color-primary);
}

.nav-links a:not(.btn-primary-outline)::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: var(--color-primary);
    transition: var(--transition);
}

.nav-links a:not(.btn-primary-outline):hover::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--color-primary);
}

/* Hero Section */
.hero {
    height: 100vh;
    min-height: 600px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: url('assets/Portada.jpg') no-repeat center center/cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(13, 18, 24, 0.7), rgba(13, 18, 24, 0.9));
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    margin-bottom: 10px;
    font-weight: 800;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.hero .subtitle {
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    color: var(--color-primary);
    margin-bottom: 20px;
    font-weight: 300;
}

.hero .tagline {
    font-size: 1.2rem;
    color: var(--color-text-muted);
    margin-bottom: 40px;
    font-style: italic;
    border-left: 3px solid var(--color-primary);
    border-right: 3px solid var(--color-primary);
    display: inline-block;
    padding: 0 15px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

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

.about-text strong {
    color: var(--color-text-light);
}

.stats {
    display: flex;
    gap: 40px;
    margin-top: 40px;
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.stat-item i {
    font-size: 2.5rem;
    color: var(--color-primary);
}

.stat-item h4 {
    font-size: 1.5rem;
    margin: 0;
}

.stat-item p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.about-image {
    position: relative;
}

.image-wrapper {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.image-wrapper img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s ease;
}

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

.experience-badge {
    position: absolute;
    bottom: -20px;
    left: -20px;
    background-color: var(--color-bg-darker);
    border: 2px solid var(--color-primary);
    padding: 20px 30px;
    border-radius: 4px;
    display: flex;
    flex-direction: column;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    z-index: 2;
}

.experience-badge .highlight {
    font-size: 1.2rem;
    font-weight: 600;
}

.experience-badge span:last-child {
    font-size: 1.8rem;
    font-weight: 800;
    text-transform: uppercase;
}

/* Services Section */
.section-header {
    margin-bottom: 60px;
}

.section-header p {
    color: var(--color-text-muted);
    font-size: 1.1rem;
    margin-top: 15px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: var(--color-bg-dark);
    padding: 40px 30px;
    border-radius: 8px;
    border: 1px solid rgba(255,255,255,0.05);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background-color: var(--color-primary);
    transform: scaleY(0);
    transition: transform 0.3s ease;
    transform-origin: bottom;
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: rgba(181, 211, 51, 0.3);
    box-shadow: 0 15px 30px rgba(0,0,0,0.4);
}

.service-card:hover::before {
    transform: scaleY(1);
}

.service-icon {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: 20px;
    background-color: rgba(181, 211, 51, 0.1);
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background-color: var(--color-primary);
    color: var(--color-bg-dark);
}

.service-card h4 {
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.service-card p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

/* CTA Banner */
.cta-banner {
    background: linear-gradient(rgba(18, 24, 32, 0.8), rgba(18, 24, 32, 0.9)), url('assets/Listo 1.jpg') no-repeat center center/cover;
    background-attachment: fixed;
    padding: 100px 0;
    border-top: 4px solid var(--color-primary);
    border-bottom: 4px solid var(--color-primary);
}

.cta-banner h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.cta-banner p {
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: 30px;
    font-style: italic;
}

/* Contact Section */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
}

.contact-info p {
    color: var(--color-text-muted);
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.info-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.info-list li {
    display: flex;
    align-items: center;
    gap: 15px;
}

.info-list i {
    width: 40px;
    height: 40px;
    background-color: rgba(181, 211, 51, 0.1);
    color: var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.info-list span {
    font-size: 1.1rem;
}

.contact-form {
    background-color: var(--color-bg-darker);
    padding: 40px;
    border-radius: 8px;
    border: 1px solid rgba(255,255,255,0.05);
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px;
    background-color: var(--color-bg-dark);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 4px;
    color: var(--color-text-light);
    font-family: var(--font-main);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px rgba(181, 211, 51, 0.2);
}

.form-group select {
    appearance: none;
    cursor: pointer;
}

/* Footer */
footer {
    background-color: var(--color-bg-darker);
    padding: 40px 0;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.footer-logo {
    display: flex;
    align-items: center;
}

.footer-logo img {
    height: 220px;
    width: auto;
}

.footer-social {
    display: flex;
    gap: 15px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255,255,255,0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.footer-social a:hover {
    background-color: var(--color-primary);
    color: var(--color-bg-dark);
    transform: translateY(-3px);
}

.copyright {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

/* Animations */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s forwards;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.scroll-reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

.scroll-reveal.right {
    transform: translateX(40px);
}

.scroll-reveal.left {
    transform: translateX(-40px);
}

.scroll-reveal.active {
    opacity: 1;
    transform: translate(0, 0);
}

/* Responsive */
@media (max-width: 992px) {
    .about-grid, .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-image {
        order: -1;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }
    
    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--color-bg-darker);
        flex-direction: column;
        padding: 20px 0;
        gap: 20px;
        clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
        transition: clip-path 0.4s ease-in-out;
    }
    
    .nav-links.active {
        clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .experience-badge {
        left: 10px;
        bottom: 10px;
        padding: 10px 15px;
    }
    
    .experience-badge span:last-child {
        font-size: 1.2rem;
    }
}

/* Floating WhatsApp Button */
.whatsapp-float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 40px;
    right: 40px;
    background-color: #25d366;
    color: #FFF;
    border-radius: 50px;
    text-align: center;
    font-size: 30px;
    box-shadow: 0px 4px 15px rgba(0,0,0,0.3);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    animation: pulse-whatsapp 2s infinite;
}

.whatsapp-float:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0px 6px 20px rgba(37, 211, 102, 0.4);
    color: #FFF;
    animation: none;
}

@keyframes pulse-whatsapp {
    0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
    70% { box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* Project Tracker Styles */
.tracker-form {
    display: flex;
    gap: 15px;
    max-width: 600px;
    margin: 0 auto;
    justify-content: center;
}

.tracker-form input {
    flex: 1;
    padding: 15px 20px;
    border-radius: 4px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background-color: var(--color-bg-darker);
    color: var(--color-text-light);
    font-size: 1rem;
}

.tracker-form input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.tracker-error {
    color: #ff4d4d;
    text-align: center;
    margin-top: 15px;
    font-size: 0.9rem;
}

.hidden {
    display: none !important;
}

.tracker-results {
    margin-top: 50px;
    animation: fadeInUp 0.8s forwards;
}

.tracker-card {
    background-color: var(--color-bg-darker);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    padding: 40px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.tracker-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 20px;
}

.tracker-header h4 {
    font-size: 1.5rem;
    margin: 0;
}

.status-badge {
    background-color: rgba(181, 211, 51, 0.2);
    color: var(--color-primary);
    padding: 5px 15px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
}

.stepper-container {
    display: flex;
    flex-direction: column;
    gap: 40px;
    position: relative;
    padding-left: 10px;
}

.stepper-item {
    display: flex;
    align-items: flex-start;
    gap: 25px;
    position: relative;
    opacity: 0.5;
    transition: var(--transition);
}

.stepper-item.active,
.stepper-item.completed {
    opacity: 1;
}

.step-bubble {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: var(--color-bg-darker);
    border: 3px solid rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--color-text-muted);
    z-index: 2;
    transition: var(--transition);
    flex-shrink: 0;
}

.stepper-item.active .step-bubble {
    border-color: var(--color-primary);
    color: var(--color-primary);
    box-shadow: 0 0 15px rgba(181, 211, 51, 0.2);
}

.stepper-item.completed .step-bubble {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-bg-dark);
}

#progress-percentage-bubble {
    font-size: 1.1rem;
    font-weight: 700;
}

.step-line {
    position: absolute;
    left: 28px;
    top: -40px;
    height: 40px;
    width: 3px;
    background-color: rgba(255, 255, 255, 0.1);
    z-index: 1;
    transition: var(--transition);
}

.stepper-item.completed .step-line,
.stepper-item.active .step-line {
    background-color: var(--color-primary);
}

.step-content {
    flex-grow: 1;
    padding-top: 5px;
}

.step-content h5 {
    font-size: 1.3rem;
    margin-bottom: 5px;
    color: var(--color-text-light);
}

.progress-detail {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    margin-bottom: 15px;
}

.btn-step-link {
    display: inline-block;
    padding: 8px 20px;
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    color: var(--color-text-light);
    font-size: 0.9rem;
    transition: var(--transition);
}

.btn-step-link i {
    margin-right: 8px;
    color: var(--color-primary);
}

.btn-step-link:hover {
    background-color: rgba(181, 211, 51, 0.1);
    border-color: var(--color-primary);
    color: var(--color-primary);
}

@media (max-width: 768px) {
    .tracker-form {
        flex-direction: column;
    }
    .tracker-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    .tracker-card {
        padding: 20px;
    }
}

/* Portfolio Grid Styles */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.portfolio-item {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    aspect-ratio: 1 / 1;
    cursor: pointer;
}

.portfolio-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(18, 24, 32, 0.85);
    color: var(--color-text-light);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.portfolio-overlay i {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: 10px;
    transform: translateY(20px);
    transition: transform 0.3s ease;
}

.portfolio-overlay span {
    font-size: 1.2rem;
    font-weight: 600;
    text-align: center;
    padding: 0 15px;
    transform: translateY(20px);
    transition: transform 0.3s ease;
}

.portfolio-item:hover img {
    transform: scale(1.1);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-item:hover .portfolio-overlay i,
.portfolio-item:hover .portfolio-overlay span {
    transform: translateY(0);
}

/* Lightbox Styles */
.lightbox {
    display: none;
    position: fixed;
    z-index: 9999;
    padding-top: 50px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
}

.lightbox-content-wrapper {
    position: relative;
    max-width: 900px;
    margin: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.lightbox-content {
    max-width: 100%;
    max-height: 80vh;
    border-radius: 4px;
}

.lightbox-caption {
    margin: auto;
    display: block;
    width: 80%;
    max-width: 700px;
    text-align: center;
    color: #ccc;
    padding: 10px 0;
    font-size: 1.2rem;
}

.lightbox-close {
    position: absolute;
    top: 15px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    transition: 0.3s;
    cursor: pointer;
}

.lightbox-close:hover,
.lightbox-close:focus {
    color: var(--color-primary);
    text-decoration: none;
    cursor: pointer;
}

.lightbox-btn {
    background-color: rgba(0, 0, 0, 0.5);
    color: white;
    border: none;
    font-size: 2rem;
    padding: 15px;
    cursor: pointer;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    transition: var(--transition);
}

.lightbox-btn:hover {
    color: var(--color-primary);
    background-color: rgba(0, 0, 0, 0.8);
}

.lightbox-btn.prev-btn { left: 20px; }
.lightbox-btn.next-btn { right: 20px; }

@media (max-width: 768px) {
    .carousel-img {
        flex: 0 0 100%;
    }
    .carousel-btn {
        display: none;
    }
}