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

:root {
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --black: #000000;
    --indigo-500: #6366f1;
    --indigo-600: #4f46e5;
    --indigo-700: #4338ca;
}

html {
    scroll-behavior: smooth;
}

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

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

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

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

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

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

/* Clases de animación reutilizables */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

.animate-fade-left {
    opacity: 0;
    transform: translateX(-30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-fade-left.animated {
    opacity: 1;
    transform: translateX(0);
}

.animate-fade-right {
    opacity: 0;
    transform: translateX(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-fade-right.animated {
    opacity: 1;
    transform: translateX(0);
}

.animate-scale {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-scale.animated {
    opacity: 1;
    transform: scale(1);
}

/* Delays para animaciones escalonadas */
.delay-100 { transition-delay: 0.1s; }
.delay-200 { transition-delay: 0.2s; }
.delay-300 { transition-delay: 0.3s; }
.delay-400 { transition-delay: 0.4s; }
.delay-500 { transition-delay: 0.5s; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--white);
    color: var(--gray-900);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* ===== HEADER ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--gray-200);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    text-decoration: none;
}

.logo-mark {
    width: 2rem;
    height: 2rem;
    background: var(--indigo-600);
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 800;
    font-size: 0.875rem;
}

.nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    color: var(--gray-600);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.2s;
}

.nav-links a:hover {
    color: var(--gray-900);
}

.nav-links a.active {
    color: var(--indigo-600);
}

.nav-cta {
    background: var(--indigo-600);
    color: var(--white);
    padding: 0.625rem 1.25rem;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    text-decoration: none;
    transition: background 0.2s;
}

.nav-cta:hover {
    background: var(--indigo-700);
}

.nav-login {
    color: var(--gray-600);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: color 0.2s;
}

.nav-login:hover {
    color: var(--indigo-600);
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--gray-700);
    cursor: pointer;
}

/* ===== HERO ===== */
.hero {
    padding: 10rem 1.5rem 6rem;
    background: var(--white);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 80% 50% at 50% -20%, rgba(99, 102, 241, 0.1), transparent);
}

.hero-inner {
    max-width: 80rem;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.hero-content {
    flex: 1;
    max-width: 50rem;
}

.hero-robot {
    flex-shrink: 0;
    width: 480px;
    height: 480px;
}

.hero-robot dotlottie-player {
    width: 100%;
    height: 100%;
}

@media (max-width: 1400px) {
    .hero-robot {
        width: 400px;
        height: 400px;
    }
}

@media (max-width: 1024px) {
    .hero-robot {
        width: 320px;
        height: 320px;
    }
}

@media (max-width: 768px) {
    .hero-inner {
        flex-direction: column;
        text-align: center;
    }

    .hero-robot {
        display: none;
    }

    .hero-content {
        max-width: 100%;
    }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--indigo-600);
    color: var(--white);
    padding: 0.375rem 1rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.2;
    color: var(--gray-900);
    max-width: 50rem;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.hero-title span {
    color: var(--indigo-600);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray-600);
    max-width: 40rem;
    margin-bottom: 2.5rem;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    border-radius: 0.5rem;
    font-size: 0.9375rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    border: none;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--indigo-600);
    color: var(--white);
    box-shadow: 0 4px 14px rgba(79, 70, 229, 0.3);
}

.btn-primary:hover {
    background: var(--indigo-700);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(79, 70, 229, 0.4);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background: var(--white);
    color: var(--gray-700);
    border: 1px solid var(--gray-300);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.btn-secondary:hover {
    background: var(--gray-50);
    border-color: var(--indigo-300);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.btn-secondary:active {
    transform: translateY(0);
}

/* ===== LOGOS ===== */
.logos-section {
    padding: 4rem 1.5rem;
    border-top: 1px solid var(--gray-100);
    border-bottom: 1px solid var(--gray-100);
}

.logos-inner {
    max-width: 80rem;
    margin: 0 auto;
    text-align: center;
}

.logos-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 2rem;
}

.logos-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.logo-item {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-400);
    transition: all 0.3s ease;
    cursor: default;
}

.logo-item:hover {
    color: var(--indigo-600);
    transform: scale(1.05);
}

/* ===== SECTION BASE ===== */
.section {
    padding: 6rem 1.5rem;
}

.section-inner {
    max-width: 80rem;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    max-width: 48rem;
    margin: 0 auto 4rem;
}

.section-badge {
    display: inline-block;
    background: var(--indigo-600);
    color: var(--white);
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.section-title {
    font-size: clamp(1.875rem, 4vw, 2.5rem);
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray-600);
    line-height: 1.8;
}

/* ===== SERVICES ===== */
.services-section {
    background: var(--gray-50);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    align-items: stretch;
}

.service-card {
    background: var(--white);
    border-radius: 1rem;
    padding: 2rem;
    border: 1px solid var(--gray-200);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--indigo-500), var(--indigo-700));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-card:hover {
    border-color: var(--indigo-200);
    box-shadow: 0 25px 50px -12px rgba(99, 102, 241, 0.2);
    transform: translateY(-8px);
}

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

.service-icon {
    width: 3.5rem;
    height: 3.5rem;
    background: linear-gradient(135deg, var(--indigo-100), var(--indigo-50));
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--indigo-600);
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    transition: all 0.3s ease;
}

.service-card:hover .service-icon {
    background: var(--indigo-600);
    color: var(--white);
    transform: scale(1.1) rotate(5deg);
}

.service-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.75rem;
}

.service-desc {
    color: var(--gray-600);
    font-size: 0.9375rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    color: var(--indigo-600);
    font-weight: 600;
    font-size: 0.875rem;
    text-decoration: none;
    transition: gap 0.2s;
    margin-top: auto;
}

.service-link:hover {
    gap: 0.625rem;
}

/* ===== STATS ===== */
.stats-section {
    background: linear-gradient(135deg, var(--gray-900) 0%, #1a1a2e 100%);
    padding: 5rem 1.5rem;
    position: relative;
    overflow: hidden;
}

.stats-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.1) 0%, transparent 50%);
    animation: float 8s ease-in-out infinite;
}

.stats-grid {
    max-width: 60rem;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    position: relative;
    z-index: 1;
}

.stat-item {
    text-align: center;
    padding: 2rem;
    border-radius: 1rem;
    transition: all 0.3s ease;
}

.stat-item:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: scale(1.05);
}

.stat-value {
    font-size: 3rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--gray-400);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ===== PROCESS ===== */
.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.process-step {
    text-align: center;
    position: relative;
}

.process-step::after {
    content: '';
    position: absolute;
    top: 2rem;
    left: calc(50% + 2rem);
    right: calc(-50% + 2rem);
    height: 2px;
    background: linear-gradient(90deg, var(--indigo-300), var(--indigo-500));
}

.process-step:last-child::after {
    display: none;
}

.process-number {
    width: 4rem;
    height: 4rem;
    background: linear-gradient(135deg, var(--indigo-500), var(--indigo-700));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0 auto 1.5rem;
    position: relative;
    z-index: 1;
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.3);
    transition: all 0.3s ease;
}

.process-step:hover .process-number {
    transform: scale(1.15);
    box-shadow: 0 12px 30px rgba(99, 102, 241, 0.4);
}

.process-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.process-desc {
    color: var(--gray-600);
    font-size: 0.875rem;
}

/* ===== PORTFOLIO CAROUSEL ===== */
.portfolio-section {
    background: var(--gray-50);
    overflow: hidden;
}

.portfolio-carousel-container {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-top: 2rem;
    overflow: hidden;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    -webkit-mask-image: linear-gradient(to right, transparent 0%, black 2%, black 98%, transparent 100%);
    mask-image: linear-gradient(to right, transparent 0%, black 2%, black 98%, transparent 100%);
}

.portfolio-carousel-row {
    display: flex;
    width: max-content;
}

.portfolio-carousel-row:hover {
    animation-play-state: paused !important;
}

/* Animación continua con pausas - controlada por JS */
@keyframes scrollRight {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

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

.portfolio-carousel-row.row-right {
    animation: scrollRight 25s linear infinite;
}

.portfolio-carousel-row.row-left {
    animation: scrollLeft 25s linear infinite;
}

.portfolio-card {
    background: var(--white);
    border-radius: 1rem;
    overflow: hidden;
    border: 1px solid var(--gray-200);
    transition: box-shadow 0.3s, transform 0.3s;
    flex-shrink: 0;
    width: 280px;
    margin: 0 8px;
}

.portfolio-card:hover {
    box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.1);
    transform: translateY(-4px);
}

.portfolio-card-link {
    text-decoration: none;
    color: inherit;
    display: block;
    cursor: pointer;
}

.portfolio-image {
    aspect-ratio: 16/10;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.portfolio-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 0.5rem;
}

.portfolio-content {
    padding: 1rem;
}

.portfolio-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--gray-900);
}

@media (max-width: 1200px) {
    .portfolio-carousel-container {
        max-width: 900px;
    }
}

@media (max-width: 900px) {
    .portfolio-carousel-container {
        max-width: 600px;
    }
}

@media (max-width: 768px) {
    .portfolio-card {
        width: 240px;
    }
    .portfolio-carousel-container {
        max-width: 100%;
    }
}

/* ===== TESTIMONIALS ===== */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.testimonial-card {
    background: var(--white);
    border-radius: 1.5rem;
    padding: 2rem;
    border: 1px solid var(--gray-200);
    display: flex;
    flex-direction: column;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    font-size: 4rem;
    font-family: Georgia, serif;
    color: var(--indigo-100);
    line-height: 1;
    transition: color 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.1);
    border-color: var(--indigo-200);
}

.testimonial-card:hover::before {
    color: var(--indigo-200);
}

.testimonial-content {
    color: var(--gray-700);
    font-size: 1rem;
    line-height: 1.8;
    flex: 1;
    position: relative;
    z-index: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.testimonial-avatar {
    width: 2.5rem;
    height: 2.5rem;
    background: linear-gradient(135deg, var(--indigo-100), var(--indigo-200));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--indigo-600);
    font-weight: 700;
    font-size: 0.875rem;
    transition: all 0.3s ease;
}

.testimonial-card:hover .testimonial-avatar {
    background: linear-gradient(135deg, var(--indigo-500), var(--indigo-700));
    color: var(--white);
}

.testimonial-name {
    font-weight: 600;
    color: var(--gray-900);
    font-size: 0.9375rem;
}

.testimonial-role {
    font-size: 0.8125rem;
    color: var(--gray-500);
}

/* ===== CONTACT FORM ===== */
.contact-section {
    background: var(--gray-50);
    padding: 6rem 1.5rem;
}

.contact-inner {
    max-width: 42rem;
    margin: 0 auto;
}

.contact-header {
    text-align: center;
    margin-bottom: 3rem;
}

.contact-form {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: 1rem;
    padding: 2.5rem;
}

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

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 1px solid var(--gray-300);
    border-radius: 0.5rem;
    font-size: 0.9375rem;
    font-family: inherit;
    color: var(--gray-900);
    background: var(--white);
    transition: all 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--indigo-500);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray-400);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.btn-submit {
    width: 100%;
    justify-content: center;
    padding: 1rem;
    font-size: 1rem;
}

.flash-message {
    padding: 1rem 1.25rem;
    border-radius: 0.5rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9375rem;
}

.flash-success {
    background: #ecfdf5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.flash-error {
    background: #fef2f2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

@media (max-width: 640px) {
    .form-row {
        grid-template-columns: 1fr;
    }

    .contact-form {
        padding: 1.5rem;
    }
}

/* ===== FOOTER ===== */
.footer {
    background: var(--gray-900);
    color: #fff;
    padding: 4rem 2rem 2rem;
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
}

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

.footer-brand .logo {
    color: #fff;
    margin-bottom: 1rem;
    display: inline-block;
}

.footer-brand p {
    color: var(--gray-400);
    font-size: 0.875rem;
    line-height: 1.7;
}

.footer-title {
    font-weight: 600;
    margin-bottom: 1.25rem;
    font-size: 0.875rem;
    text-transform: uppercase;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: var(--gray-400);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: #fff;
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--gray-800);
    text-align: center;
}

.footer-bottom p {
    color: var(--gray-500);
    font-size: 0.8125rem;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .services-grid,
    .portfolio-grid,
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .process-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 3rem;
    }

    .process-step::after {
        display: none;
    }

    .stats-grid {
        grid-template-columns: repeat(3, 1fr);
    }

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

@media (max-width: 768px) {
    .header {
        position: relative;
        z-index: 1000;
    }

    .nav {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: var(--white);
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        z-index: 999;
        flex-direction: column;
        padding: 1.5rem;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        max-height: calc(100vh - 80px);
        overflow-y: auto;
    }

    .nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-links {
        display: flex;
        flex-direction: column;
        gap: 0.5rem;
        width: 100%;
        margin-bottom: 1rem;
        list-style: none;
        padding: 0;
    }

    .nav-links li {
        width: 100%;
    }

    .nav-links a {
        display: block;
        padding: 0.75rem 1rem;
        width: 100%;
        border-radius: 0.5rem;
        transition: background 0.2s;
    }

    .nav-links a:hover {
        background: var(--gray-100);
    }

    .nav-cta, .nav-login {
        display: block;
        width: 100%;
        text-align: center;
        margin-top: 0.5rem;
    }

    .mobile-toggle {
        display: block;
        z-index: 1001;
        position: relative;
    }

    .hero {
        padding: 7rem 1.5rem 4rem;
    }

    .services-grid,
    .testimonials-grid,
    .process-grid {
        grid-template-columns: 1fr;
    }

    .portfolio-card {
        width: 280px;
    }

    .portfolio-carousel-row.row-left {
        animation: scrollLeft 30s linear infinite;
    }

    .portfolio-carousel-row.row-right {
        animation: scrollRight 30s linear infinite;
    }

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

    .stat-value {
        font-size: 2.5rem;
    }

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

    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .footer-legal {
        flex-wrap: wrap;
        justify-content: center;
    }

    .logos-grid {
        gap: 2rem;
    }
}