:root {
    --primary: #FFF500;
    --primary-dark: #D4A500;
    --primary-light: #FFFF80;
    --primary-bg: #FFFACC;
    --dark: #111111;
    --dark-light: #1a1a1a;
    --dark-lighter: #2d2d2d;
    --gray: #333333;
    --gray-light: #666666;
    --white: #ffffff;
    --bg-gray: #f9fafb;
    
    --font-sans: 'Montserrat', sans-serif;
    --font-primary: 'Helvetica Neue', 'Helvetica', 'Arial', sans-serif;
    
    --container-width: 1280px;
    --header-height: 80px;
    --gap: 2rem;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    color: var(--gray);
    background-color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section-padding {
    padding: 5rem 0;
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-dark { color: var(--dark); }
.text-white { color: var(--white); }
.text-gray { color: var(--gray); }
.text-gray-light { color: #9ca3af; }

.bg-white { background-color: var(--white); }
.bg-dark { 
    background: linear-gradient(to bottom right, var(--dark), var(--dark-light), #000);
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

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

.fade-element {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-element.visible {
    opacity: 1;
    transform: translateY(0);
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--primary);
    color: var(--dark);
    font-weight: 700;
    padding: 1rem 2rem;
    border-radius: 0.375rem;
    box-shadow: 0 0 20px rgba(255, 245, 0, 0.3);
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(255, 245, 0, 0.5);
}

.btn-dark {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--dark);
    color: var(--primary);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 1rem 2.5rem;
    border-radius: 0.5rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.btn-dark:hover {
    background-color: var(--dark-light);
    transform: scale(1.05);
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 0;
    transition: all 0.3s ease;
}

.header.scrolled {
    background-color: rgba(17, 17, 17, 0.95);
    backdrop-filter: blur(10px);
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

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

.logo-link {
    display: flex;
    align-items: center;
    width: 3rem;
    z-index: 1001;
    position: relative;
}

.logo-icon {
    width: 2rem;
    height: 2rem;
    transition: transform 0.3s ease;
}

.logo-link:hover .logo-icon {
    transform: scale(1.1);
}

.logo-text {
    color: var(--white);
    font-family: var(--font-primary);
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: -0.05em;
}

.desktop-nav {
    display: none;
}

@media (min-width: 768px) {
    .desktop-nav {
        display: flex;
        gap: 2rem;
    }
}

.nav-link {
    font-size: 0.875rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9);
    position: relative;
    padding-bottom: 0.25rem;
}

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

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

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

.hamburger-btn {
    display: block;
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    z-index: 1001;
}

@media (min-width: 768px) {
    .hamburger-btn { display: none; }
}

.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: #111111;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    transform: translateX(100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
}

.mobile-menu.active { 
    transform: translateX(0); 
}

.mobile-link {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    transition: all 0.2s ease;
}

.mobile-link:hover {
    color: var(--primary);
    transform: scale(1.05);
}

.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(to bottom right, var(--dark), var(--dark-light), #000);
    overflow: hidden;
    padding-top: 5rem;
}

#particles-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 56rem;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-brand {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.hero-symbol {
    width: 4rem;
    height: 4rem;
    background-color: var(--primary);
    border-radius: 4px;
    transform: rotate(45deg);
}

.hero-title {
    font-family: var(--font-primary);
    font-weight: 700;
    font-size: 3rem;
    color: white;
    letter-spacing: -0.05em;
    line-height: 1;
}

.hero-logo-wrapper {
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    width: 35rem;
    transition: transform 0.5s ease;
}

.hero-logo-wrapper:hover {
    transform: scale(1.05);
}

.hero-logo-icon {
    height: 4rem;
    width: auto;
}

@media (max-width: 768px) {
    .hero-logo-wrapper { width: 20rem; }
}

@media (min-width: 768px) {
    .hero-title { font-size: 5rem; }
}

.hero-text {
    font-size: 1.125rem;
    color: #d1d5db;
    margin-bottom: 2.5rem;
    line-height: 1.75;
    max-width: 48rem;
}

.hero-scroll-indicator {
    margin-top: 5rem;
    animation: bounce 2s infinite;
}

.hero-scroll-indicator p {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-align: center;
    font-family: var(--font-primary);
}

@media (min-width: 768px) {
    .section-title { font-size: 3rem; }
}

.section-subtitle {
    max-width: 42rem;
    margin: 0 auto;
    font-size: 1.125rem;
}

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

@media (min-width: 768px) {
    .grid-2 { grid-template-columns: repeat(2, 1fr); gap: 3rem; }
}

.grid-3 {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .grid-3 { grid-template-columns: repeat(3, 1fr); }
}

.card, .service-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 0.75rem;
    border: 2px solid #e5e7eb;
    transition: all 0.3s ease;
    height: 100%;
}

.card:hover, .service-card:hover {
    border-color: var(--primary);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    transform: translateY(-0.5rem);
}

.card-icon-wrapper, .service-icon {
    width: 4rem;
    height: 4rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem auto;
    background-color: var(--primary-bg);
    color: var(--dark);
    transition: background-color 0.3s ease;
}

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

.card-title, .service-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 1rem;
    text-align: center;
    font-family: var(--font-primary);
}

.card-text, .service-card p {
    font-size: 0.875rem;
    line-height: 1.6;
    text-align: center;
    color: var(--gray);
}

.differential-box {
    background-color: var(--bg-gray);
    padding: 2.5rem;
    border-radius: 1rem;
    border: 1px solid #4b5563;
    transition: all 0.3s ease;
}

.differential-box:hover {
    border-color: #9ca3af;
}

.diff-icon {
    width: 4rem;
    height: 4rem;
    background-color: #e5e7eb;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem auto;
    color: var(--dark);
}

.diff-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.diff-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    color: var(--dark);
}

.clientes-slider-container {
    width: 100%;
    overflow: hidden;
    padding: 2rem 0;
}

.clientes-slider {
    display: flex;
    gap: 2rem;
    animation: scroll 40s linear infinite;
    width: fit-content;
}

.clientes-slider:hover {
    animation-play-state: paused;
}

@keyframes scroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

.cliente-card-slider {
    border-radius: 0.75rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 110px;
    min-width: 150px;
    padding: 0.5rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    filter: grayscale(0.5);
    border: 1.5px solid transparent;
    flex-shrink: 0;
}

.cliente-card-slider:hover {
    transform: translateY(-4px) scale(1.04);
    filter: grayscale(0);
    box-shadow: 0 5px 24px rgba(50, 184, 198, 0.15);
    border: 1.5px solid rgba(255, 245, 0, 0.2);
}

.cliente-logo-slider {
    max-width: 120px;
    max-height: 60px;
    object-fit: contain;
    display: block;
    margin: 0 auto;
    filter: brightness(0.97) grayscale(0.2);
    transition: filter 0.2s ease;
}

.cliente-card-slider:hover .cliente-logo-slider {
    filter: brightness(1.01) grayscale(0);
}

@media (max-width: 600px) {
    .clientes-slider {
        gap: 0rem;
        animation: scroll 50s linear infinite;
    }

    .cliente-card-slider {
        min-height: 90px;
        min-width: 150px;
        padding: 1rem;
    }

    .cliente-logo-slider {
        max-width: 90px;
        max-height: 45px;
    }
}

.cta-strip {
    background: linear-gradient(to right, var(--primary), var(--primary-light));
    padding: 5rem 0;
    text-align: center;
}

.cta-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 0.5rem;
    font-family: var(--font-primary);
}

.cta-subtitle {
    font-size: 1.25rem;
    color: rgba(17,17,17,0.8);
    margin-bottom: 2rem;
}

.contact-wrapper { max-width: 50rem; margin: 0 auto; }

.contact-grid {
    display: grid;
    gap: 1.5rem;
    grid-template-columns: 1fr;
}

@media (min-width: 768px) {
    .contact-grid { grid-template-columns: 1fr 1fr; }
}

.contact-box {
    display: flex;
    align-items: center;
    padding: 1.5rem;
    background-color: var(--white);
    border-radius: 0.75rem;
    border: 1px solid #f3f4f6;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    transition: border-color 0.3s ease;
    justify-content: center;
}

.contact-box:hover { 
    border-color: var(--primary); 
}

.contact-icon {
    width: 3rem;
    height: 3rem;
    background-color: var(--primary-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1.5rem;
    color: var(--dark);
    flex-shrink: 0;
}

.contact-box:hover .contact-icon { 
    background-color: var(--primary); 
}

.contact-label {
    font-size: 0.75rem;
    color: var(--gray-light);
    font-weight: 700;
    text-transform: uppercase;
}

.contact-link {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--dark);
}

.service-hero {
    padding-top: 8rem;
    padding-bottom: 5rem;
    background: linear-gradient(to bottom right, var(--dark), var(--dark-light), #000);
    color: white;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: #9ca3af;
    margin-bottom: 2rem;
    font-size: 0.875rem;
}

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

.service-hero-icon {
    width: 5rem;
    height: 5rem;
    background-color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem auto;
    color: var(--dark);
    animation: bounce 2s infinite;
}

.service-hero-title {
    font-size: 2.5rem;
    font-weight: 700;
    font-family: var(--font-primary);
    margin-bottom: 1rem;
}

.service-hero-text {
    font-size: 1.25rem;
    color: #d1d5db;
    max-width: 48rem;
    margin: 0 auto;
}

.service-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    margin-bottom: 4rem;
}

@media (min-width: 768px) {
    .service-layout { grid-template-columns: 1.5fr 1fr; align-items: start; }
}

.service-description p {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--gray);
    text-align: center;
}

.service-benefits-box {
    background-color: var(--bg-gray);
    padding: 2rem;
    border-radius: 1rem;
    border: 1px solid #e5e7eb;
}

.service-portfolio-container {
    margin: 5rem;
}

.box-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 1.5rem;
}

.benefits-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 1rem;
    color: var(--gray);
}

.benefits-list li svg {
    color: var(--primary-dark);
    flex-shrink: 0;
    margin-top: 0.25rem;
}

.cta-box {
    background-color: var(--primary-bg);
    border: 1px solid rgba(255, 245, 0, 0.3);
    border-radius: 1rem;
    padding: 3rem 1.5rem;
}

.portfolio-item {
    position: relative;
    border-radius: 0.5rem;
    overflow: hidden;
    aspect-ratio: 16/9;
    background-color: var(--gray-light);
    cursor: pointer;
    transition: all 0.5s ease;
}

.portfolio-item:hover {
    box-shadow: 0 0 30px rgba(255, 245, 0, 0.15);
}

.portfolio-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.8;
    transition: transform 0.7s ease, opacity 0.3s ease;
}

.portfolio-item:hover img {
    transform: scale(1.1);
    opacity: 1;
}

.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.9), rgba(0,0,0,0.4), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

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

.play-button {
    width: 4rem;
    height: 4rem;
    background-color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--dark);
    transform: scale(0.5);
    transition: transform 0.3s ease;
}

.play-button i { 
    fill: var(--dark); 
}

.portfolio-item:hover .play-button {
    transform: scale(1);
}

.portfolio-info {
    text-align: center;
    transform: translateY(1rem);
    transition: transform 0.3s ease;
    padding: 0 1rem;
}

.portfolio-item:hover .portfolio-info {
    transform: translateY(0);
}

.portfolio-info h3 { 
    color: var(--primary); 
    font-weight: 700; 
    font-size: 1.25rem; 
    line-height: 1.2;
}

.portfolio-info p { 
    color: rgba(255,255,255,0.9); 
    font-size: 0.875rem; 
    text-transform: uppercase; 
    letter-spacing: 0.05em; 
    margin-top: 0.25rem;
}

.portfolio-item.website-card {
    aspect-ratio: 4/3;
}

.portfolio-item.website-card img {
    object-position: top center;
}

.portfolio-item.art-card {
    aspect-ratio: 1/1;
}

.modal {
    position: fixed;
    inset: 0;
    z-index: 2000;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(2px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.modal.active { 
    opacity: 1; 
    pointer-events: auto; 
}

.modal.hidden { 
    display: none; 
}

.modal-close {
    position: absolute;
    top: 2rem;
    right: 2rem;
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    z-index: 2001;
}

.modal-close:hover { 
    color: var(--primary); 
}

.modal-close svg { 
    width: 2.5rem; 
    height: 2.5rem; 
}

.modal-content {
    width: 90%;
    max-width: 100%;
    height: 90vh;
    background-color: black;
    border-radius: 0.5rem;
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    border: 1px solid rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content.video-mode {
    aspect-ratio: auto;
    width: 90vw;
    height: 90vh;
}

.modal-content.image-mode {
    width: auto;
    height: auto;
    max-width: 80vw;
    max-height: 80vh;
    background-color: transparent;
    border: none;
    box-shadow: none;
    aspect-ratio: auto;
}

.modal-content.image-mode img {
    max-width: 100%;
    max-height: 80vh;
    border-radius: 4px;
    box-shadow: 0 0 20px rgba(0,0,0,0.5);
}

.video-wrapper { 
    width: 100%; 
    height: 100%; 
    display: flex;
    align-items: center;
    justify-content: center;
}

.video-wrapper iframe { 
    width: 100% !important;
    height: 100% !important;
    border: none;
}

.footer {
    background-color: #181818;
    color: #d1d5db;
    padding-top: 4rem;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

@media (min-width: 768px) {
    .footer-grid { grid-template-columns: 1.5fr 0.5fr 0.5fr 1fr; }
}

.footer-logo { 
    display: flex; 
    align-items: center; 
    width: 25rem; 
    margin-bottom: 1.5rem; 
}

@media (max-width: 768px) {
    .footer-logo img {
        width: 20rem;
    }
}

.brand-name { 
    font-family: var(--font-primary); 
    font-weight: 700; 
    font-size: 1.5rem; color: white; 
    letter-spacing: -0.025em; 
}

.footer-text { 
    font-size: 0.875rem; 
    color: #9ca3af; 
    margin-bottom: 1.5rem; 
}

.social-links { 
    display: flex; 
    gap: 1rem; 
}

.social-links a { 
    color: var(--primary); 
}

.social-links a:hover { 
    color: var(--white);
}

.footer-col h4 { 
    color: var(--primary); 
    font-weight: 700; 
    margin-bottom: 1.5rem; 
}

.footer-links { 
    display: flex; 
    flex-direction: column; 
    gap: 0.75rem; 
    font-size: 0.875rem; 
}

.footer-links a:hover { 
    color: var(--primary); 
}

.footer-links li.flex-row { 
    display: flex; 
    align-items: center; 
    gap: 0.5rem; 
}

.mini-icon { 
    width: 1rem; 
    height: 1rem; 
    color: var(--primary); 
}

.at-symbol { 
    color: var(--primary); 
    font-weight: 700; 
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 2rem 0;
    text-align: center;
    font-size: 0.875rem;
    color: #6b7280;
}

.scroll-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    padding: 0.75rem;
    background-color: var(--primary);
    color: var(--dark);
    border: none;
    border-radius: 50%;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    z-index: 900;
    transform: translateY(5rem);
    opacity: 0;
    transition: all 0.3s ease;
}

.scroll-top.visible {
    transform: translateY(0);
    opacity: 1;
}

.scroll-top:hover { 
    background-color: var(--primary-dark); 
}