/* ============================================================================
   SD STRUCTURAL - COMPLETE CSS STYLESHEET
   Professional B2B Website for Structural Steel & PEMB Engineering
   ============================================================================ */

/* VARIABLES & ROOT STYLES */
:root {
    --primary-color: #24282D;
    --secondary-color: #F36C0A;
    --dark-gray: #171A1D;
    --light-gray: #F2F0EC;
    --white: #FFFFFF;
    --text-dark: #24282D;
    --text-light: #62676B;
    --border-color: #D9D5CF;
    --success-green: #27AE60;
    
    --font-primary: 'Poppins', sans-serif;
    --font-secondary: 'Open Sans', sans-serif;
    
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 40px;
    --spacing-xl: 80px;
    
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    --transition: all 0.3s ease;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
}

/* RESET & BASE STYLES */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

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

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

/* TYPOGRAPHY */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: 48px;
}

h2 {
    font-size: 36px;
}

h3 {
    font-size: 28px;
}

h4 {
    font-size: 22px;
}

p {
    margin-bottom: var(--spacing-sm);
}

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

a:hover {
    color: var(--secondary-color);
}

/* BUTTONS */
.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    text-align: center;
}

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

.btn-primary:hover {
    background-color: #C95305;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
    background-color: #C95305;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* HEADER & NAVIGATION */
.header {
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    padding: var(--spacing-md) 0;
    position: relative;
}

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

.logo h1 {
    font-size: 28px;
    margin: 0;
    color: var(--primary-color);
}

.logo a {
    display: block;
}

.logo img {
    display: block;
    width: 240px;
    height: 92px;
    object-fit: contain;
}

.logo .tagline {
    font-size: 12px;
    color: var(--text-light);
    font-weight: 500;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    align-items: center;
}

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

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--secondary-color);
    transition: width 0.3s ease;
}

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

.dropdown {
    position: relative;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--white);
    box-shadow: var(--shadow-md);
    border-radius: var(--radius-md);
    min-width: 240px;
    margin-top: var(--spacing-sm);
    flex-direction: column;
}

.dropdown-menu a {
    padding: var(--spacing-sm) var(--spacing-md);
    display: block;
    white-space: nowrap;
    color: var(--text-dark);
}

.dropdown-menu a:hover {
    background-color: var(--light-gray);
    color: var(--primary-color);
}

.dropdown:hover .dropdown-menu {
    display: flex;
}

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

.contact-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: 600;
    color: var(--primary-color);
}

.cta-button {
    background-color: var(--secondary-color);
    color: var(--white);
    padding: 10px 20px;
    border-radius: var(--radius-md);
}

.cta-button:hover {
    background-color: #C95305;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    background: none;
    border: none;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--primary-color);
    margin: 5px 0;
    transition: var(--transition);
}

/* HERO SECTION */
.hero {
    background: linear-gradient(135deg, var(--dark-gray) 0%, #3A4046 100%);
    color: var(--white);
    padding: 120px var(--spacing-md) 100px;
    text-align: center;
}

.hero-content {
    animation: fadeInUp 0.8s ease;
}

.hero-title {
    font-size: 56px;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    line-height: 1.3;
}

.hero-subtitle {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    letter-spacing: 1px;
}

.hero-description {
    font-size: 18px;
    margin-bottom: var(--spacing-lg);
    opacity: 0.95;
}

.hero-ctas {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-bottom: var(--spacing-lg);
}

.hero-ctas .btn {
    font-size: 16px;
    padding: 14px 32px;
}

.trust-badges {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.badge {
    background-color: rgba(255, 255, 255, 0.2);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

/* STATS SECTION */
.stats {
    background-color: var(--light-gray);
    padding: var(--spacing-xl) var(--spacing-md);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

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

.stat-number {
    font-size: 48px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.stat-label {
    font-size: 18px;
    color: var(--text-dark);
    font-weight: 600;
}

/* SECTION HEADERS */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-header h2 {
    margin-bottom: var(--spacing-sm);
}

.section-header p {
    font-size: 18px;
    color: var(--text-light);
}

/* SERVICES SECTION */
.services {
    padding: var(--spacing-xl) var(--spacing-md);
    background-color: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-lg);
}

.service-card {
    background-color: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--secondary-color);
}

.service-icon {
    font-size: 48px;
    margin-bottom: var(--spacing-md);
}

.service-card h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.service-subtitle {
    font-size: 16px;
    font-weight: 600;
    color: var(--secondary-color);
    margin-bottom: var(--spacing-md);
}

.service-description {
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
    flex-grow: 1;
}

.feature-list {
    list-style: none;
    margin: var(--spacing-md) 0;
}

.feature-list li {
    padding: var(--spacing-xs) 0;
    color: var(--text-light);
    font-size: 15px;
}

.industries {
    font-size: 14px;
    color: var(--text-light);
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

/* ABOUT SECTION */
.about {
    background-color: var(--light-gray);
    padding: var(--spacing-xl) var(--spacing-md);
}

.about-container {
    max-width: 900px;
}

.about-content h2 {
    color: var(--primary-color);
}

.about-subtitle {
    font-size: 20px;
    color: var(--secondary-color);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
}

.about-text {
    font-size: 16px;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.about-content h3 {
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.why-choose-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.why-item {
    background-color: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--secondary-color);
}

.why-item h4 {
    color: var(--primary-color);
    font-size: 18px;
    margin-bottom: var(--spacing-sm);
}

.why-item p {
    color: var(--text-light);
    font-size: 15px;
}

/* COMPARISON SECTION */
.comparison {
    padding: var(--spacing-xl) var(--spacing-md);
    background-color: var(--white);
}

.comparison-table {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-lg);
}

.comparison-row {
    display: grid;
    grid-template-columns: 200px 1fr 1fr;
    border-bottom: 1px solid var(--border-color);
}

.comparison-row:last-child {
    border-bottom: none;
}

.comparison-cell {
    padding: var(--spacing-md);
    display: flex;
    align-items: center;
}

.comparison-cell.header {
    background-color: var(--primary-color);
    color: var(--white);
    font-weight: 700;
}

.comparison-cell.aspect {
    font-weight: 600;
    color: var(--primary-color);
    background-color: var(--light-gray);
}

.comparison-cell.traditional {
    color: var(--text-light);
}

.comparison-cell.peb {
    background-color: rgba(39, 174, 96, 0.1);
    color: var(--success-green);
    font-weight: 600;
}

.comparison-cta {
    text-align: center;
    padding: var(--spacing-lg);
    background-color: var(--light-gray);
    border-radius: var(--radius-lg);
    font-size: 18px;
    font-weight: 600;
}

/* PORTFOLIO SECTION */
.portfolio {
    background-color: var(--light-gray);
    padding: var(--spacing-xl) var(--spacing-md);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-lg);
}

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

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.project-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    overflow: hidden;
}

.project-1 {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.project-2 {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.project-3 {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.project-4 {
    background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
}

.project-content {
    padding: var(--spacing-lg);
}

.project-content h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.project-meta {
    font-size: 14px;
    color: var(--secondary-color);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.project-description {
    color: var(--text-light);
    font-size: 15px;
    margin-bottom: var(--spacing-md);
}

.project-details {
    list-style: none;
    font-size: 14px;
    color: var(--text-light);
}

.project-details li {
    padding: var(--spacing-xs) 0;
}

/* PROCESS SECTION */
.process {
    padding: var(--spacing-xl) var(--spacing-md);
    background-color: var(--white);
}

.process-timeline {
    position: relative;
}

.process-step {
    background-color: var(--light-gray);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    border-left: 4px solid var(--secondary-color);
    position: relative;
}

.step-number {
    position: absolute;
    top: -16px;
    left: var(--spacing-md);
    width: 48px;
    height: 48px;
    background-color: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
}

.process-step h3 {
    margin-top: var(--spacing-md);
    color: var(--primary-color);
}

.step-duration {
    font-size: 14px;
    color: var(--secondary-color);
    font-weight: 600;
}

.step-content h4 {
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.step-content ul {
    list-style: none;
    padding-left: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.step-content li {
    padding: var(--spacing-xs) 0;
    color: var(--text-light);
    font-size: 15px;
}

.step-content li::before {
    content: '✓ ';
    color: var(--success-green);
    font-weight: 700;
    margin-right: var(--spacing-xs);
}

.step-deliverable {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
    font-weight: 600;
    color: var(--primary-color);
    font-size: 14px;
}

.process-arrow {
    text-align: center;
    font-size: 32px;
    color: var(--secondary-color);
    margin-bottom: var(--spacing-lg);
}

/* TESTIMONIALS SECTION */
.testimonials {
    background: linear-gradient(135deg, var(--dark-gray) 0%, #3A4046 100%);
    color: var(--white);
    padding: var(--spacing-xl) var(--spacing-md);
}

.testimonials .section-header {
    color: var(--white);
}

.testimonials .section-header p {
    color: rgba(255, 255, 255, 0.9);
}

.testimonials-carousel {
    position: relative;
    overflow: hidden;
    margin-bottom: var(--spacing-lg);
}

.testimonial-card {
    background-color: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    min-height: 300px;
    display: none;
    animation: fadeIn 0.5s ease;
}

.testimonial-card.active {
    display: block;
}

.stars {
    font-size: 20px;
    margin-bottom: var(--spacing-md);
    letter-spacing: 4px;
}

.testimonial-text {
    font-size: 18px;
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
    font-style: italic;
}

.testimonial-author {
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.testimonial-company {
    font-size: 14px;
    opacity: 0.9;
}

.carousel-nav {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
}

.carousel-btn {
    background-color: var(--secondary-color);
    color: var(--white);
    border: none;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 20px;
    transition: var(--transition);
}

.carousel-btn:hover {
    background-color: #C95305;
    transform: scale(1.1);
}

/* FAQ SECTION */
.faq {
    padding: var(--spacing-xl) var(--spacing-md);
    background-color: var(--light-gray);
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

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

.faq-question {
    width: 100%;
    padding: var(--spacing-md);
    background-color: var(--white);
    border: none;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-dark);
    transition: var(--transition);
}

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

.faq-icon {
    font-size: 24px;
    transition: var(--transition);
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
    padding: var(--spacing-md);
    background-color: var(--light-gray);
    border-top: 1px solid var(--border-color);
}

.faq-answer p {
    color: var(--text-light);
    margin-bottom: var(--spacing-sm);
}

.faq-answer ul {
    list-style: none;
    padding-left: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.faq-answer li {
    padding: var(--spacing-xs) 0;
    color: var(--text-light);
}

.faq-answer li::before {
    content: '→ ';
    color: var(--secondary-color);
    font-weight: 700;
    margin-right: var(--spacing-xs);
}

/* BLOG SECTION */
.blog {
    padding: var(--spacing-xl) var(--spacing-md);
    background-color: var(--white);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.blog-card {
    background-color: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--secondary-color);
}

.blog-date {
    font-size: 12px;
    color: var(--secondary-color);
    font-weight: 700;
    text-transform: uppercase;
    margin-bottom: var(--spacing-sm);
}

.blog-card h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.blog-excerpt {
    color: var(--text-light);
    font-size: 15px;
    margin-bottom: var(--spacing-md);
    flex-grow: 1;
}

.blog-meta {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    align-items: center;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.topic {
    font-size: 12px;
    background-color: var(--light-gray);
    color: var(--primary-color);
    padding: 4px 12px;
    border-radius: 20px;
    font-weight: 600;
}

.read-time {
    font-size: 12px;
    color: var(--text-light);
}

.blog-link {
    font-weight: 700;
    color: var(--secondary-color);
}

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

.modal-open {
    overflow: hidden;
}

.article-modal {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: grid;
    place-items: center;
    padding: var(--spacing-md);
}

.article-modal-backdrop {
    position: absolute;
    inset: 0;
    background-color: rgba(23, 26, 29, 0.72);
}

.article-modal-content {
    position: relative;
    width: min(620px, 100%);
    max-height: min(680px, 90vh);
    overflow-y: auto;
    padding: var(--spacing-xl);
    background-color: var(--white);
    border-top: 5px solid var(--secondary-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.article-modal-content h2 {
    color: var(--primary-color);
}

.article-modal-content p {
    color: var(--text-light);
}

.article-modal-close {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    width: 40px;
    height: 40px;
    border: 0;
    border-radius: 50%;
    background-color: var(--light-gray);
    color: var(--primary-color);
    font-size: 28px;
    line-height: 1;
    cursor: pointer;
}

/* CONTACT SECTION */
.contact {
    padding: var(--spacing-xl) var(--spacing-md);
    background: linear-gradient(135deg, #F2F0EC 0%, #E9E4DC 100%);
}

.contact .section-header h2 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.contact .section-header h2::after {
    content: '';
    display: block;
    width: 72px;
    height: 4px;
    margin: var(--spacing-sm) auto 0;
    border-radius: 2px;
    background-color: var(--secondary-color);
}

.contact .section-header p {
    color: var(--text-dark);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: var(--spacing-xl);
    min-width: 0;
}

.quote-form {
    background-color: var(--white);
    border-top: 5px solid var(--secondary-color);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    min-width: 0;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-xs);
    font-size: 14px;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px var(--spacing-sm);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: var(--font-secondary);
    font-size: 15px;
    transition: var(--transition);
}

.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(243, 108, 10, 0.16);
}

.form-inline {
    flex-direction: row;
    align-items: flex-end;
    gap: var(--spacing-md);
}

.dimensions {
    display: flex;
    gap: var(--spacing-sm);
}

.dimension-input {
    flex: 1;
    width: auto !important;
}

.form-group.checkbox {
    flex-direction: row;
    align-items: center;
    gap: var(--spacing-sm);
}

.form-group.checkbox input {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.form-group.checkbox label {
    margin-bottom: 0;
}

.form-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.form-actions .btn-primary {
    background-color: var(--secondary-color);
}

.form-actions .btn-primary:hover {
    background-color: #C95305;
}

.form-message {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-top: var(--spacing-md);
    text-align: center;
    font-weight: 600;
}

.form-message.success {
    background-color: rgba(39, 174, 96, 0.1);
    color: var(--success-green);
    border: 1px solid var(--success-green);
}

.form-message.error {
    background-color: rgba(229, 57, 53, 0.1);
    color: #e53935;
    border: 1px solid #e53935;
}

.contact-info {
    background-color: var(--white);
    border-top: 5px solid var(--primary-color);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    height: fit-content;
    min-width: 0;
}

.contact-info h3 {
    color: var(--secondary-color);
    margin-bottom: var(--spacing-md);
}

.contact-item {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.contact-item:last-child {
    border-bottom: none;
}

.contact-icon {
    font-size: 24px;
    flex-shrink: 0;
}

.contact-label {
    font-size: 12px;
    font-weight: 700;
    color: var(--text-light);
    text-transform: uppercase;
    margin-bottom: var(--spacing-xs);
}

.contact-info p {
    margin-bottom: 0;
    color: var(--text-dark);
    font-weight: 500;
    overflow-wrap: anywhere;
}

/* FOOTER */
.footer {
    background-color: var(--dark-gray);
    color: var(--white);
    padding: var(--spacing-xl) var(--spacing-md) var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-section h4 {
    color: var(--secondary-color);
    margin-bottom: var(--spacing-md);
}

.footer-section p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
}

.footer-section ul {
    list-style: none;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    display: block;
    padding: var(--spacing-xs) 0;
}

.footer-section a:hover {
    color: var(--secondary-color);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--secondary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    transition: var(--transition);
}

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

.newsletter-form {
    display: flex;
    margin-top: var(--spacing-md);
}

.newsletter-form input {
    flex: 1;
    padding: 12px;
    border: none;
    border-radius: var(--radius-md) 0 0 var(--radius-md);
    font-family: var(--font-secondary);
}

.newsletter-form .btn {
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    margin: 0;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-lg);
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.certifications {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.cert-badge {
    background-color: var(--secondary-color);
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 700;
}

.footer-legal {
    text-align: right;
}

.footer-legal p {
    font-size: 13px;
    margin-bottom: var(--spacing-sm);
}

.footer-legal ul {
    list-style: none;
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
}

.footer-legal a {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.8);
}

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* RESPONSIVE LAYOUT */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--white);
        flex-direction: column;
        gap: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
    }

    .nav-menu.active {
        max-height: 500px;
    }

    .nav-menu li {
        border-bottom: 1px solid var(--border-color);
    }

    .nav-menu a {
        display: block;
        padding: var(--spacing-md);
    }

    .nav-menu a::after {
        display: none;
    }

    .dropdown-menu {
        position: static;
        box-shadow: none;
        background-color: var(--light-gray);
    }

    .header-contact {
        display: none;
    }

    .logo img {
        width: 190px;
        height: 72px;
    }

    h1 {
        font-size: 36px;
    }

    h2 {
        font-size: 28px;
    }

    .hero-title {
        font-size: 32px;
    }

    .hero-ctas {
        flex-direction: column;
    }

    .hero-ctas .btn {
        width: 100%;
    }

    .services-grid,
    .portfolio-grid,
    .blog-grid {
        grid-template-columns: 1fr;
    }

    .comparison-row {
        grid-template-columns: 1fr;
    }

    .comparison-cell {
        padding: var(--spacing-md);
    }

    .process-timeline {
        position: relative;
    }

    .process-step {
        margin-left: var(--spacing-lg);
    }

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

    .contact-info {
        order: -1;
    }

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

    .certifications {
        justify-content: center;
    }

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

    .footer-legal ul {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    h1 {
        font-size: 28px;
    }

    h2 {
        font-size: 24px;
    }

    .hero-title {
        font-size: 24px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .hero {
        padding: 60px var(--spacing-sm) 50px;
    }

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

    .stat-card {
        padding: var(--spacing-md);
    }

    .stat-number {
        font-size: 36px;
    }

    .trust-badges {
        gap: var(--spacing-sm);
    }

    .badge {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 12px;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }

    .form-actions {
        flex-direction: column;
    }

    .form-actions .btn {
        width: 100%;
    }

    .form-inline {
        align-items: stretch;
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .dimensions {
        display: grid;
        grid-template-columns: 1fr;
    }

    .newsletter-form {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .newsletter-form input,
    .newsletter-form .btn {
        width: 100%;
        border-radius: var(--radius-md);
    }
}