/* ===================================
   FO INGENIERÍA - WEBSITE STYLES V2
   Tipografía: Noto Sans | Diseño: Visual y Simplificado
   =================================== */

:root {
    /* Colors */
    --primary-color: #1a5490;
    --primary-dark: #0f3d6b;
    --primary-light: #2563eb;
    --secondary-color: #1f2937;
    --text-dark: #111827;
    --text-medium: #4b5563;
    --text-light: #6b7280;
    --bg-white: #ffffff;
    --bg-gray-light: #f9fafb;
    --bg-gray: #f3f4f6;
    --border-color: #e5e7eb;
    --success-color: #10b981;
    --error-color: #ef4444;
    
    /* Typography - Noto Sans */
    --font-family: 'Noto Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 5rem;
    
    /* Other */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --transition-fast: 150ms ease-in-out;
    --transition-base: 250ms ease-in-out;
    --container-max-width: 1200px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-white);
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

ul {
    list-style: none;
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: var(--spacing-md);
    color: var(--text-medium);
}

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

.section {
    padding: var(--spacing-3xl) 0;
}

.section--gray {
    background-color: var(--bg-gray-light);
}

.section__title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.section__subtitle {
    font-size: 1.125rem;
    color: var(--text-medium);
    max-width: 800px;
    margin: 0 auto var(--spacing-xl) auto;
}

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

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--bg-white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav__logo a {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.nav__logo-img {
    height: 50px;
    width: auto;
    transition: opacity var(--transition-base);
}

.nav__logo-img:hover {
    opacity: 0.85;
}

@media (max-width: 768px) {
    .nav__logo-img {
        height: 45px;
    }
}

.nav__list {
    display: flex;
    gap: var(--spacing-xl);
    align-items: center;
}

.nav__link {
    font-weight: 500;
    color: var(--text-dark);
    position: relative;
}

.nav__link:hover, .nav__link.active {
    color: var(--primary-color);
}

.nav__link--cta {
    background-color: var(--primary-color);
    color: var(--bg-white);
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-md);
}

.nav__link--cta:hover {
    background-color: var(--primary-dark);
    color: var(--bg-white);
}

.nav__toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    cursor: pointer;
    border: 2px solid transparent;
}

.btn--primary {
    background-color: var(--primary-color);
    color: var(--bg-white);
}

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

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

.btn--secondary:hover {
    background-color: var(--primary-color);
    color: var(--bg-white);
}

.btn--text {
    color: var(--primary-color);
    font-weight: 600;
    padding: 0;
}

.btn--text:hover {
    color: var(--primary-dark);
}

.btn--full {
    width: 100%;
}

/* Hero */
.hero {
    padding-top: calc(70px + var(--spacing-3xl));
    padding-bottom: var(--spacing-3xl);
    background: linear-gradient(135deg, #f9fafb 0%, #ffffff 100%);
}

.hero__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.hero__title {
    font-size: 2.75rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
}

.hero__description {
    font-size: 1.25rem;
    color: var(--text-medium);
    margin-bottom: var(--spacing-xl);
}

.hero__buttons {
    display: flex;
    gap: var(--spacing-md);
}

.hero__image img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

/* Features */
.features__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.feature-card {
    background-color: var(--bg-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.feature-card__icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.feature-card__icon i {
    font-size: 1.75rem;
    color: var(--bg-white);
}

.feature-card__title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.feature-card__text {
    color: var(--text-medium);
}

/* Stats */
.stats {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--bg-white);
}

.stats__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
    max-width: 1200px;
    margin: 0 auto;
}

@media (max-width: 768px) {
    .stats__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.stat-card {
    text-align: center;
    padding: var(--spacing-lg);
}

.stat-card__number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--bg-white);
}

.stat-card__label {
    color: rgba(255, 255, 255, 0.9);
}

/* Proyectos Home */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-2xl);
}

.proyectos__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.proyecto-card {
    background-color: var(--bg-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: all var(--transition-base);
}

.proyecto-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.proyecto-card__image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.proyecto-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.proyecto-card:hover .proyecto-card__image img {
    transform: scale(1.05);
}

.proyecto-card__overlay {
    position: absolute;
    top: var(--spacing-sm);
    left: var(--spacing-sm);
}

.proyecto-card__category {
    background-color: var(--primary-color);
    color: var(--bg-white);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
}

.proyecto-card__content {
    padding: var(--spacing-lg);
}

.proyecto-card__title {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-sm);
}

.proyecto-card__detail {
    font-size: 0.9375rem;
    color: var(--text-medium);
    margin-bottom: var(--spacing-xs);
}

/* Clients */
.clients__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    max-width: 1000px;
    margin: 0 auto;
}

@media (max-width: 768px) {
    .clients__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.client-logo {
    background-color: var(--bg-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100px;
    transition: all var(--transition-base);
}

.client-logo img {
    max-width: 100%;
    max-height: 80px;
    width: auto;
    height: auto;
    filter: grayscale(100%);
    transition: filter var(--transition-base);
}

.client-logo:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.client-logo:hover img {
    filter: grayscale(0%);
}

/* CTA Box */
.cta-box {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    padding: var(--spacing-2xl);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-xl);
}

.cta-box__title {
    color: var(--bg-white);
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

.cta-box__text {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-lg);
}

.cta-box .btn--primary {
    background-color: var(--bg-white);
    color: var(--primary-color);
}

.cta-box .btn--primary:hover {
    background-color: var(--bg-gray-light);
}

/* Page Header */
.page-header {
    padding-top: calc(70px + var(--spacing-2xl));
    padding-bottom: var(--spacing-xl);
    background: linear-gradient(135deg, #f9fafb 0%, #ffffff 100%);
    text-align: center;
}

.page-header__title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: var(--spacing-md);
}

.page-header__subtitle {
    font-size: 1.125rem;
    color: var(--text-medium);
    max-width: 700px;
    margin: 0 auto;
}

/* Service Accordion */
.service-accordion {
    background-color: var(--bg-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-lg);
    overflow: hidden;
}

.service-accordion__header {
    display: flex;
    align-items: center;
    padding: var(--spacing-xl);
    cursor: pointer;
    transition: background-color var(--transition-base);
}

.service-accordion__header:hover {
    background-color: var(--bg-gray-light);
}

.service-accordion__icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--spacing-md);
    flex-shrink: 0;
}

.service-accordion__icon i {
    font-size: 1.75rem;
    color: var(--bg-white);
}

.service-accordion__title-wrapper {
    flex: 1;
}

.service-accordion__title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
}

.service-accordion__subtitle {
    font-size: 1rem;
    color: var(--text-medium);
    font-weight: 500;
}

.service-accordion__toggle {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: var(--bg-gray-light);
    transition: all var(--transition-base);
}

.service-accordion__toggle i {
    font-size: 1.25rem;
    color: var(--primary-color);
    transition: transform var(--transition-base);
}

.service-accordion.active .service-accordion__toggle {
    background-color: var(--primary-color);
}

.service-accordion.active .service-accordion__toggle i {
    color: var(--bg-white);
    transform: rotate(45deg);
}

.service-accordion__content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out, padding 0.4s ease-out;
}

.service-accordion.active .service-accordion__content {
    padding: 0 var(--spacing-xl) var(--spacing-xl);
    max-height: 3000px; /* Large enough to show all content */
    overflow: visible;
}

.service-accordion__description {
    font-size: 1.0625rem;
    color: var(--text-medium);
    margin-bottom: var(--spacing-lg);
}

.service-accordion__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

@media (max-width: 1024px) {
    .service-accordion__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

.service-accordion__block {
    background-color: var(--bg-gray-light);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
}

.service-accordion__block-title {
    font-size: 1.125rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.service-accordion__list li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: var(--spacing-xs);
    color: var(--text-medium);
}

.service-accordion__list li::before {
    content: '•';
    position: absolute;
    left: 0.5rem;
    color: var(--primary-color);
    font-weight: bold;
}

/* Project Filters */
.proyectos-filter {
    padding: var(--spacing-lg) 0;
}

.filter-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.filter-btn {
    padding: 0.5rem 1.5rem;
    background-color: var(--bg-white);
    color: var(--text-medium);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
}

.filter-btn:hover, .filter-btn.active {
    background-color: var(--primary-color);
    color: var(--bg-white);
    border-color: var(--primary-color);
}

/* Nosotros */
.nosotros-content {
    max-width: 900px;
    margin: 0 auto;
}

.nosotros-content__title {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-lg);
}

.nosotros-content__text {
    font-size: 1.0625rem;
    line-height: 1.8;
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

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

.tool-card {
    text-align: center;
    padding: var(--spacing-xl);
    background-color: var(--bg-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.tool-card__icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
}

.tool-card__icon i {
    font-size: 1.75rem;
    color: var(--bg-white);
}

.tool-card__title {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-sm);
}

.tool-card__text {
    color: var(--text-medium);
    font-size: 0.9375rem;
}

.methodology {
    background-color: var(--bg-white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.methodology__title {
    text-align: center;
    font-size: 1.75rem;
    margin-bottom: var(--spacing-xl);
}

.methodology__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    max-width: 900px;
    margin: 0 auto;
}

.methodology__step {
    text-align: center;
}

.methodology__number {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--bg-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto var(--spacing-md);
}

.methodology__step-title {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-sm);
}

.methodology__step-text {
    color: var(--text-medium);
}

.sectores-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    max-width: 900px;
    margin: 0 auto;
}

.sector-card {
    background-color: var(--bg-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.sector-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.sector-card__icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.sector-card__icon i {
    font-size: 1.5rem;
    color: var(--bg-white);
}

.sector-card__title {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-sm);
}

.sector-card__text {
    color: var(--text-medium);
}

.social-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.social-content__title {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-lg);
}

.social-content__text {
    font-size: 1.0625rem;
    line-height: 1.8;
}

/* Contact */
.contacto__wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
}

.contacto__info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contacto__item {
    display: flex;
    gap: var(--spacing-md);
}

.contacto__icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contacto__icon i {
    font-size: 1.25rem;
    color: var(--bg-white);
}

.contacto__label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-medium);
    text-transform: uppercase;
    margin-bottom: var(--spacing-xs);
}

.contacto__value {
    font-size: 1.125rem;
    color: var(--text-dark);
    font-weight: 500;
}

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

.contacto__value a:hover {
    color: var(--primary-dark);
}

.contacto__form-wrapper {
    background-color: var(--bg-gray-light);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
}

.contacto__form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group label {
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    display: block;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: inherit;
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(26, 84, 144, 0.1);
}

.form-message {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    display: none;
}

.form-message.success {
    background-color: #d1fae5;
    color: #065f46;
    display: block;
}

.form-message.error {
    background-color: #fee2e2;
    color: #991b1b;
    display: block;
}

/* Footer */
.footer {
    background-color: var(--secondary-color);
    color: var(--bg-white);
    padding: var(--spacing-2xl) 0 var(--spacing-lg) 0;
}

.footer__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer__title {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
    color: var(--bg-white);
    font-weight: 600;
}

.footer__text {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
}

.footer__links, .footer__contact {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer__links a, .footer__contact a {
    color: rgba(255, 255, 255, 0.8);
}

.footer__links a:hover, .footer__contact a:hover {
    color: var(--bg-white);
}

.footer__bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer__bottom p {
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    .nav__menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        background-color: var(--bg-white);
        box-shadow: var(--shadow-lg);
        padding: var(--spacing-lg);
        transition: left var(--transition-base);
        z-index: 100;
    }
    
    .nav__menu.active {
        left: 0;
    }
    
    .nav__list {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }
    
    .nav__toggle {
        display: block;
        font-size: 1.75rem;
    }
    
    .hero__container {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .hero__image {
        order: -1;
        height: 250px;
    }
    
    .hero__title {
        font-size: 1.75rem;
        line-height: 1.2;
    }
    
    .hero__description {
        font-size: 1rem;
    }
    
    .hero__buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .hero__buttons .btn {
        width: 100%;
        text-align: center;
    }
    
    .features__grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .stats__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }
    
    .stat-card {
        padding: var(--spacing-md);
    }
    
    .stat-card__number {
        font-size: 2rem;
    }
    
    .proyectos__grid {
        grid-template-columns: 1fr;
    }
    
    .clients__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }
    
    .contacto__wrapper {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .contacto__info {
        order: 2;
    }
    
    .contacto__form-wrapper {
        order: 1;
    }
    
    .footer__grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
        text-align: center;
    }
    
    .footer__links, .footer__contact {
        align-items: center;
    }
    
    .tools-grid {
        grid-template-columns: 1fr;
    }
    
    .methodology__grid {
        grid-template-columns: 1fr;
    }
    
    .sectores-grid {
        grid-template-columns: 1fr;
    }
    
    .service-accordion__grid {
        grid-template-columns: 1fr;
    }
    
    .service-accordion__header {
        padding: var(--spacing-md);
        flex-wrap: wrap;
    }
    
    .service-accordion__icon {
        width: 50px;
        height: 50px;
    }
    
    .service-accordion__title {
        font-size: 1.125rem;
    }
    
    .page-header__title {
        font-size: 2rem;
    }
    
    .section__title {
        font-size: 1.75rem;
    }
}

section {
    scroll-margin-top: 70px;
}

/* Mobile small screens */
@media (max-width: 480px) {
    .hero__title {
        font-size: 1.5rem;
    }
    
    .stat-card__number {
        font-size: 1.75rem;
    }
    
    .stat-card__label {
        font-size: 0.875rem;
    }
    
    .section__title {
        font-size: 1.5rem;
    }
    
    .page-header__title {
        font-size: 1.75rem;
    }
    
    .service-accordion__title {
        font-size: 1rem;
    }
    
    .service-accordion__subtitle {
        font-size: 0.875rem;
    }
    
    .client-logo {
        padding: var(--spacing-md);
        min-height: 80px;
    }
    
    .client-logo img {
        max-height: 60px;
    }
    
    .proyecto-card__image {
        height: 200px;
    }
    
    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.9375rem;
    }
}