/* Mobile-First CSS - Base 375px */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-primary: #000000;
    --color-secondary: #333333;
    --color-text: #1a1a1a;
    --color-text-light: #666666;
    --color-bg: #ffffff;
    --color-bg-light: #f8f8f8;
    --color-border: #e0e0e0;
    --color-gradient-start: #000000;
    --color-gradient-end: #333333;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    --font-size-base: 16px;
    --font-size-sm: 14px;
    --font-size-lg: 18px;
    --font-size-xl: 24px;
    --font-size-xxl: 32px;
    --line-height-base: 1.6;
    --border-radius: 8px;
    --border-radius-lg: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
}

html {
    font-size: var(--font-size-base);
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: var(--line-height-base);
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* Header */
.header {
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: var(--spacing-sm) 0;
}

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

.logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.nav {
    position: relative;
}

.menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    z-index: 1001;
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--color-primary);
    transition: var(--transition);
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

.nav-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(255, 255, 255, 0.98);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-lg);
    list-style: none;
    z-index: 1000;
    padding: var(--spacing-xl);
}

.nav-menu.active {
    display: flex;
}

.nav-menu li a {
    font-size: var(--font-size-xl);
    font-weight: 500;
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition);
    padding: var(--spacing-sm);
    display: block;
}

.nav-menu li a:hover {
    color: var(--color-text-light);
}

/* Modern Hero Section */
.hero-modern {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    padding: var(--spacing-xxl) var(--spacing-sm);
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #f5f5f5 0%, #ffffff 50%, #f8f8f8 100%);
    z-index: 0;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(0, 0, 0, 0.03) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background: linear-gradient(135deg, #000000 0%, #333333 100%);
    color: white;
    border-radius: 50px;
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    letter-spacing: 0.5px;
    box-shadow: var(--shadow-md);
}

.hero-modern h1 {
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
    letter-spacing: -0.02em;
}

.gradient-text {
    background: linear-gradient(135deg, #000000 0%, #666666 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    align-items: center;
    margin-bottom: var(--spacing-xxl);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xxl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-border);
}

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

.stat-number {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
    line-height: 1;
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    font-weight: 500;
}

/* Hero Section (old - keep for compatibility) */
.hero {
    padding: var(--spacing-xxl) var(--spacing-sm);
    text-align: center;
    background: linear-gradient(135deg, var(--color-bg-light) 0%, var(--color-bg) 100%);
}

.hero h1 {
    font-size: var(--font-size-xxl);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-base);
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--border-radius);
    transition: var(--transition);
    border: none;
    cursor: pointer;
    text-align: center;
}

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

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

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

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

/* Modern Buttons */
.btn-primary-modern {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, #000000 0%, #333333 100%);
    color: white;
    border-radius: var(--border-radius-lg);
    font-size: var(--font-size-base);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
    border: none;
    cursor: pointer;
}

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

.btn-primary-modern svg {
    transition: transform 0.3s ease;
}

.btn-primary-modern:hover svg {
    transform: translateX(4px);
}

.btn-secondary-modern {
    display: inline-block;
    padding: 1rem 2rem;
    background: white;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    border-radius: var(--border-radius-lg);
    font-size: var(--font-size-base);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.btn-secondary-modern:hover {
    background: var(--color-primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Page Hero */
.page-hero {
    padding: var(--spacing-xl) var(--spacing-sm);
    text-align: center;
    background-color: var(--color-bg-light);
}

.page-hero h1 {
    font-size: var(--font-size-xxl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.page-hero p {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    max-width: 700px;
    margin: 0 auto;
}

/* Modern Services */
.services-modern {
    padding: var(--spacing-xxl) var(--spacing-sm);
    background: white;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xxl);
}

.section-badge {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    background: var(--color-bg-light);
    color: var(--color-text);
    border-radius: 50px;
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    letter-spacing: 0.5px;
}

.section-header h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
    letter-spacing: -0.02em;
}

.section-header p {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto;
}

.services-grid-modern {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.service-card-modern {
    padding: var(--spacing-xl);
    background: white;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card-modern::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #000000 0%, #333333 100%);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

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

.service-card-modern:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
    border-color: var(--color-primary);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    display: block;
}

.service-card-modern h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.service-card-modern p {
    color: var(--color-text-light);
    font-size: var(--font-size-base);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.service-link {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: var(--font-size-base);
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.service-link:hover {
    gap: 1rem;
    color: var(--color-secondary);
}

/* Services Overview (old - keep for compatibility) */
.services-overview {
    padding: var(--spacing-xxl) var(--spacing-sm);
}

.services-overview h2 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--color-primary);
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

.service-card {
    padding: var(--spacing-lg);
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.service-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

.service-card h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.service-card p {
    color: var(--color-text-light);
    font-size: var(--font-size-base);
}

/* Modern Why Us */
.why-us-modern {
    padding: var(--spacing-xxl) var(--spacing-sm);
    background: linear-gradient(180deg, #ffffff 0%, #f8f8f8 100%);
}

.why-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.why-card {
    padding: var(--spacing-xl);
    background: white;
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--color-border);
    transition: var(--transition);
    position: relative;
}

.why-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
    border-color: var(--color-primary);
}

.why-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-primary);
    opacity: 0.1;
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.why-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.why-card p {
    color: var(--color-text-light);
    line-height: 1.7;
    font-size: var(--font-size-base);
}

/* Why Us (old - keep for compatibility) */
.why-us {
    padding: var(--spacing-xxl) var(--spacing-sm);
    background-color: var(--color-bg-light);
}

.why-us h2 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--color-primary);
}

.why-list {
    list-style: none;
    max-width: 800px;
    margin: 0 auto;
}

.why-list li {
    padding: var(--spacing-sm) 0;
    padding-left: var(--spacing-lg);
    position: relative;
    font-size: var(--font-size-base);
    color: var(--color-text);
}

.why-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: bold;
    font-size: var(--font-size-lg);
}

/* Modern SEO Content */
.seo-content-modern {
    padding: var(--spacing-xxl) var(--spacing-sm);
    background: white;
}

.seo-wrapper {
    max-width: 900px;
    margin: 0 auto;
}

.seo-content-text h2 {
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    font-weight: 800;
    margin-bottom: var(--spacing-lg);
    color: var(--color-primary);
    letter-spacing: -0.02em;
}

.seo-content-text h3 {
    font-size: clamp(1.25rem, 3vw, 1.5rem);
    font-weight: 700;
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.seo-content-text p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
    line-height: 1.9;
    font-size: var(--font-size-base);
}

/* SEO Content (old - keep for compatibility) */
.seo-content {
    padding: var(--spacing-xxl) var(--spacing-sm);
}

.seo-content h2 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.seo-content h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.seo-content p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
    line-height: 1.8;
}

/* Modern Sectors */
.sectors-modern {
    padding: var(--spacing-xxl) var(--spacing-sm);
    background: linear-gradient(180deg, #f8f8f8 0%, #ffffff 100%);
}

.sectors-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.sector-card {
    padding: var(--spacing-lg);
    background: white;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    text-align: center;
    font-weight: 600;
    font-size: var(--font-size-base);
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.sector-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
    border-color: var(--color-primary);
}

/* Reference Sectors (old - keep for compatibility) */
.reference-sectors {
    padding: var(--spacing-xxl) var(--spacing-sm);
    background-color: var(--color-bg-light);
}

.reference-sectors h2 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.reference-sectors > .container > p {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-light);
}

.sectors-list {
    list-style: none;
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
    max-width: 600px;
    margin: 0 auto;
}

.sectors-list li {
    padding: var(--spacing-sm);
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    text-align: center;
    font-weight: 500;
}

/* Modern FAQ */
.faq-modern {
    padding: var(--spacing-xxl) var(--spacing-sm);
    background: white;
}

.faq-list-modern {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item-modern {
    margin-bottom: var(--spacing-md);
    background: white;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: var(--transition);
}

.faq-item-modern:hover {
    box-shadow: var(--shadow-sm);
}

.faq-question {
    padding: var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: var(--transition);
}

.faq-question:hover {
    background: var(--color-bg-light);
}

.faq-question h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-primary);
    margin: 0;
    flex: 1;
}

.faq-toggle {
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--color-primary);
    transition: transform 0.3s ease;
    flex-shrink: 0;
    margin-left: var(--spacing-md);
}

.faq-item-modern.active .faq-toggle {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    padding: 0 var(--spacing-lg);
}

.faq-item-modern.active .faq-answer {
    max-height: 500px;
    padding: 0 var(--spacing-lg) var(--spacing-lg);
}

.faq-answer p {
    color: var(--color-text-light);
    line-height: 1.8;
    margin: 0;
}

/* FAQ (old - keep for compatibility) */
.faq {
    padding: var(--spacing-xxl) var(--spacing-sm);
}

.faq h2 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--color-primary);
}

.faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-lg);
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
}

.faq-item h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.faq-item p {
    color: var(--color-text-light);
    line-height: 1.8;
}

/* Services Detail */
.services-detail {
    padding: var(--spacing-xxl) var(--spacing-sm);
}

.service-detail-item {
    margin-bottom: var(--spacing-xxl);
    padding: var(--spacing-lg);
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
}

.service-detail-item h2 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.service-detail-item p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
    line-height: 1.8;
}

.service-detail-item ul {
    margin: var(--spacing-md) 0;
    padding-left: var(--spacing-lg);
    color: var(--color-text);
}

.service-detail-item ul li {
    margin-bottom: var(--spacing-xs);
    line-height: 1.8;
}

.service-detail-item .btn {
    margin-top: var(--spacing-md);
}

/* About Content */
.about-content {
    padding: var(--spacing-xxl) var(--spacing-sm);
}

.about-content article {
    max-width: 900px;
    margin: 0 auto;
}

.about-content h2 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.about-content p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
    line-height: 1.8;
}

/* Contact */
.contact-content {
    padding: var(--spacing-xxl) var(--spacing-sm);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xxl);
}

.contact-info h2,
.contact-form-wrapper h2 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: var(--color-primary);
}

.contact-item {
    margin-bottom: var(--spacing-lg);
}

.contact-item h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-primary);
}

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

.contact-item a {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition);
}

.contact-item a:hover {
    color: var(--color-text-light);
    text-decoration: underline;
}

.contact-form {
    background-color: var(--color-bg-light);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    color: var(--color-text);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}

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

.map-wrapper {
    margin-top: var(--spacing-xxl);
}

.map-wrapper h2 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    text-align: center;
    color: var(--color-primary);
}

.map-container {
    width: 100%;
    border-radius: var(--border-radius);
    overflow: hidden;
    border: 1px solid var(--color-border);
}

.map-container iframe {
    display: block;
    width: 100%;
}

/* Footer */
.footer {
    background-color: var(--color-primary);
    color: var(--color-bg);
    padding: var(--spacing-xxl) var(--spacing-sm);
    margin-top: var(--spacing-xxl);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-logo-link {
    display: inline-block;
    margin-bottom: var(--spacing-md);
}

.footer-logo {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.footer-section p {
    margin-bottom: var(--spacing-sm);
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--color-bg);
    text-decoration: underline;
}

.social-links {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.social-links li a {
    padding: var(--spacing-xs) var(--spacing-sm);
    display: block;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.8);
}

/* Floating Buttons */
.floating-buttons {
    position: fixed;
    bottom: var(--spacing-md);
    right: var(--spacing-md);
    z-index: 999;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.floating-btn {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background-color: var(--color-primary);
    color: var(--color-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    transition: var(--transition);
    font-size: 24px;
}

.floating-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.4);
}

.floating-whatsapp {
    background-color: #25D366;
}

.floating-call {
    background-color: var(--color-primary);
}

/* Responsive - Tablet */
@media (min-width: 768px) {
    :root {
        --font-size-xxl: 40px;
        --spacing-sm: 1.5rem;
        --spacing-md: 2rem;
        --spacing-lg: 2.5rem;
        --spacing-xl: 4rem;
        --spacing-xxl: 5rem;
    }

    .container {
        padding: 0 var(--spacing-md);
    }

    .logo {
        height: 50px;
    }

    .menu-toggle {
        display: none;
    }

    .nav-menu {
        display: flex;
        position: static;
        width: auto;
        height: auto;
        background-color: transparent;
        flex-direction: row;
        gap: var(--spacing-lg);
        padding: 0;
    }

    .nav-menu li a {
        font-size: var(--font-size-base);
        padding: var(--spacing-xs);
    }

    .hero-cta {
        flex-direction: row;
        justify-content: center;
    }

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

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

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

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

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

    .contact-grid {
        grid-template-columns: 1fr 1fr;
    }

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

/* Responsive - Desktop */
@media (min-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .services-grid-modern {
        grid-template-columns: repeat(4, 1fr);
    }

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

    .sectors-grid {
        grid-template-columns: repeat(4, 1fr);
    }

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

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

    .floating-buttons {
        bottom: var(--spacing-lg);
        right: var(--spacing-lg);
    }
}

/* Image Lazy Loading */
img[loading="lazy"] {
    opacity: 0;
    transition: opacity 0.3s;
}

img[loading="lazy"].loaded {
    opacity: 1;
}