/* ========================================
   AirDuctVet - Main Stylesheet
   ======================================== */

/* ========== CSS Variables ========== */
:root {
    --primary-color: #0066cc;
    --secondary-color: #ff6b35;
    --dark-color: #1a1a1a;
    --light-color: #f8f9fa;
    --text-color: #333;
    --border-color: #ddd;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --white: #ffffff;
    --box-shadow: 0 2px 15px rgba(0,0,0,0.1);
    --transition: all 0.3s ease;
}

/* ========== Reset & Base Styles ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

/* ========== Container ========== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ========== Header & Navigation ========== */
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--white);
    box-shadow: var(--box-shadow);
}

.top-bar {
    background: var(--dark-color);
    color: var(--white);
    padding: 10px 0;
    font-size: 14px;
}

.top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.contact-info a {
    color: var(--white);
    margin-right: 20px;
}

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

.contact-info i {
    margin-right: 5px;
}

.hours i {
    margin-right: 5px;
}

.navbar {
    padding: 15px 0;
}

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

.logo img {
    height: 50px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-menu li {
    position: relative;
}

.nav-menu a {
    color: var(--dark-color);
    font-weight: 500;
    padding: 10px 0;
    display: block;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--primary-color);
}

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

.dropdown-toggle i {
    font-size: 12px;
    margin-left: 5px;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--white);
    box-shadow: var(--box-shadow);
    min-width: 220px;
    padding: 10px 0;
    border-radius: 5px;
}

.dropdown-menu li {
    padding: 0;
}

.dropdown-menu a {
    padding: 10px 20px;
}

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

.btn-call {
    background: var(--secondary-color);
    color: var(--white) !important;
    padding: 10px 20px !important;
    border-radius: 5px;
    font-weight: 600;
}

.btn-call:hover {
    background: #e55a2b;
    transform: translateY(-2px);
}

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

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

/* ========== Hero Section ========== */
.hero {
    position: relative;
    background: linear-gradient(135deg, #0066cc 0%, #004999 100%);
    color: var(--white);
    padding: 100px 0;
    text-align: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.3);
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 15px;
}

.hero-description {
    font-size: 18px;
    margin-bottom: 30px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.trust-badges {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.badge {
    display: flex;
    align-items: center;
    gap: 10px;
}

.badge i {
    font-size: 24px;
}

/* ========== Buttons ========== */
.btn {
    display: inline-block;
    padding: 14px 30px;
    border-radius: 5px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-size: 16px;
}

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

.btn-primary:hover {
    background: #e55a2b;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 107, 53, 0.4);
}

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

.btn-secondary:hover {
    background: #0052a3;
    transform: translateY(-2px);
}

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

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

.btn-link {
    color: var(--primary-color);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.btn-link:hover {
    color: var(--secondary-color);
}

/* ========== Section Styles ========== */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 36px;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 15px;
}

.section-header p {
    font-size: 18px;
    color: #666;
    max-width: 700px;
    margin: 0 auto;
}

/* ========== Services Section ========== */
.services {
    background: var(--light-color);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    margin: 0 auto 20px;
}

.service-card h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.service-card p {
    margin-bottom: 20px;
    color: #666;
}

.service-benefits {
    text-align: left;
    margin: 20px 0;
}

.service-benefits li {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.service-benefits i {
    color: var(--success-color);
}

/* ========== Why Choose Us ========== */
.why-choose-us {
    background: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    text-align: center;
    padding: 30px;
}

.feature-icon {
    width: 70px;
    height: 70px;
    background: var(--light-color);
    color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    margin: 0 auto 20px;
}

.feature-card h3 {
    font-size: 22px;
    margin-bottom: 15px;
    color: var(--dark-color);
}

/* ========== CTA Section ========== */
.cta {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    text-align: center;
}

.cta-content h2 {
    font-size: 36px;
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 18px;
    margin-bottom: 30px;
}

.cta-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ========== Benefits Section ========== */
.benefits {
    background: var(--light-color);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}

.benefit-item {
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--box-shadow);
}

.benefit-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin: 0 auto 20px;
}

.benefit-item h3 {
    font-size: 20px;
    margin-bottom: 15px;
}

/* ========== Page Header ========== */
.page-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, #004999 100%);
    color: var(--white);
    padding: 60px 0;
    text-align: center;
}

.page-header h1 {
    font-size: 42px;
    margin-bottom: 10px;
}

/* ========== About Page ========== */
.about-content {
    padding: 80px 0;
}

.about-intro {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 50px;
    margin-bottom: 60px;
}

.about-text h2 {
    font-size: 32px;
    margin-bottom: 20px;
    color: var(--dark-color);
}

.about-text p {
    margin-bottom: 20px;
    font-size: 16px;
    line-height: 1.8;
}

.about-stats {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

.stat-item {
    text-align: center;
    padding: 20px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 10px;
}

.stat-number {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 16px;
}

.mission-values {
    background: var(--light-color);
    padding: 80px 0;
}

.mission-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.mission-item {
    background: var(--white);
    padding: 40px;
    border-radius: 10px;
    text-align: center;
}

.mission-icon {
    width: 70px;
    height: 70px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    margin: 0 auto 20px;
}

.mission-item h3 {
    font-size: 24px;
    margin-bottom: 15px;
}

.why-choose {
    padding: 80px 0;
}

.choose-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.choose-item {
    text-align: center;
    padding: 30px;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    transition: var(--transition);
}

.choose-item:hover {
    border-color: var(--primary-color);
    box-shadow: var(--box-shadow);
}

.choose-item i {
    font-size: 48px;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.choose-item h4 {
    font-size: 20px;
    margin-bottom: 15px;
}

.commitment {
    background: var(--light-color);
    padding: 80px 0;
}

.commitment-content h2 {
    text-align: center;
    font-size: 32px;
    margin-bottom: 40px;
}

.commitment-grid {
    display: grid;
    gap: 20px;
}

.commitment-item {
    display: flex;
    gap: 20px;
    align-items: start;
    background: var(--white);
    padding: 25px;
    border-radius: 10px;
}

.commitment-item i {
    font-size: 28px;
    color: var(--success-color);
    flex-shrink: 0;
}

.commitment-item h4 {
    font-size: 20px;
    margin-bottom: 10px;
}

.service-areas {
    padding: 80px 0;
}

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

.areas-content p {
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 20px;
}

/* ========== Service Pages ========== */
.service-header {
    background: linear-gradient(135deg, rgba(0,102,204,0.9), rgba(0,73,153,0.9));
    color: var(--white);
    padding: 100px 0;
    text-align: center;
    position: relative;
}

.air-duct-header {
    background: linear-gradient(135deg, rgba(0,102,204,0.9), rgba(0,73,153,0.9));
}

.dryer-vent-header {
    background: linear-gradient(135deg, rgba(220,53,69,0.9), rgba(200,35,51,0.9));
}

.chimney-header {
    background: linear-gradient(135deg, rgba(255,107,53,0.9), rgba(229,90,43,0.9));
}

.hvac-header {
    background: linear-gradient(135deg, rgba(40,167,69,0.9), rgba(28,117,47,0.9));
}

.service-header-content h1 {
    font-size: 48px;
    margin-bottom: 20px;
}

.service-header-content p {
    font-size: 22px;
    margin-bottom: 30px;
}

.service-overview {
    padding: 80px 0;
}

.overview-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 50px;
}

.overview-text h2 {
    font-size: 32px;
    margin-bottom: 20px;
}

.overview-text p {
    margin-bottom: 20px;
    line-height: 1.8;
}

.overview-highlights {
    display: flex;
    gap: 30px;
    margin-top: 30px;
    flex-wrap: wrap;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 10px;
}

.highlight-item i {
    color: var(--success-color);
    font-size: 20px;
}

.overview-benefits {
    background: var(--light-color);
    padding: 30px;
    border-radius: 10px;
}

.overview-benefits h3 {
    font-size: 24px;
    margin-bottom: 20px;
}

.benefits-list li {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.benefits-list i {
    color: var(--primary-color);
    font-size: 20px;
}

.when-to-clean {
    background: var(--light-color);
    padding: 80px 0;
}

.signs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.sign-card {
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--box-shadow);
}

.sign-card i {
    font-size: 48px;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.sign-card.warning i {
    color: var(--danger-color);
}

.sign-card h4 {
    font-size: 20px;
    margin-bottom: 15px;
}

.our-process {
    padding: 80px 0;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.process-step {
    text-align: center;
    padding: 30px;
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: 700;
    margin: 0 auto 20px;
}

.process-step h3 {
    font-size: 22px;
    margin-bottom: 15px;
}

.faq-section {
    background: var(--light-color);
    padding: 80px 0;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
}

.faq-item {
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
}

.faq-item h4 {
    font-size: 20px;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.fire-statistics {
    background: var(--light-color);
    padding: 80px 0;
}

.stats-header {
    text-align: center;
    margin-bottom: 50px;
}

.stats-header h2 {
    font-size: 32px;
    margin-bottom: 15px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.stat-box {
    background: var(--white);
    padding: 40px;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--box-shadow);
}

.stat-box .stat-number {
    font-size: 48px;
    font-weight: 700;
    color: var(--danger-color);
    margin-bottom: 15px;
}

.stat-box p {
    font-size: 18px;
}

.safety-message {
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    border-left: 5px solid var(--primary-color);
}

.safety-message i {
    font-size: 36px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.safety-message p {
    font-size: 16px;
    line-height: 1.8;
}

.creosote-stages {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.stage-box {
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    box-shadow: var(--box-shadow);
    border-top: 4px solid var(--primary-color);
}

.stage-box.dangerous {
    border-top-color: var(--danger-color);
}

.stage-box h4 {
    font-size: 20px;
    margin-bottom: 15px;
}

.threat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.threat-box {
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--box-shadow);
}

.threat-box i {
    font-size: 48px;
    color: var(--danger-color);
    margin-bottom: 20px;
}

.threat-box h4 {
    font-size: 22px;
    margin-bottom: 15px;
}

.additional-services {
    background: var(--light-color);
    padding: 80px 0;
}

.service-item {
    text-align: center;
    padding: 30px;
    background: var(--white);
    border-radius: 10px;
}

.service-item i {
    font-size: 48px;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.service-item h4 {
    font-size: 20px;
    margin-bottom: 15px;
}

/* ========== Contact Page ========== */
.contact-section {
    padding: 80px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 50px;
}

.contact-form-wrapper h2 {
    font-size: 32px;
    margin-bottom: 15px;
}

.contact-form-wrapper > p {
    margin-bottom: 30px;
    color: #666;
}

.contact-form {
    background: var(--light-color);
    padding: 30px;
    border-radius: 10px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--dark-color);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    font-family: inherit;
    font-size: 16px;
}

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

.form-message {
    margin-top: 20px;
    padding: 15px;
    border-radius: 5px;
    display: none;
}

.form-message.success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
    display: block;
}

.form-message.error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    display: block;
}

.contact-info-wrapper h2 {
    font-size: 32px;
    margin-bottom: 30px;
}

.contact-info-box {
    background: var(--light-color);
    padding: 30px;
    border-radius: 10px;
    margin-bottom: 30px;
}

.info-item {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.info-item:last-child {
    margin-bottom: 0;
}

.info-icon {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.info-content h4 {
    font-size: 18px;
    margin-bottom: 8px;
}

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

.info-content a:hover {
    text-decoration: underline;
}

.emergency-box {
    background: var(--danger-color);
    color: var(--white);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
}

.emergency-box i {
    font-size: 48px;
    margin-bottom: 15px;
}

.emergency-box h3 {
    font-size: 24px;
    margin-bottom: 15px;
}

.emergency-box p {
    margin-bottom: 20px;
}

.map-section {
    padding: 80px 0;
    background: var(--light-color);
}

.map-section h2 {
    text-align: center;
    font-size: 32px;
    margin-bottom: 40px;
}

.map-container {
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--box-shadow);
}

.service-areas-section {
    padding: 80px 0;
}

.areas-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
}

.area-column ul li {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.area-column ul li i {
    color: var(--primary-color);
}

.areas-note {
    text-align: center;
    font-style: italic;
    color: #666;
    margin-top: 30px;
}

/* ========== Footer ========== */
.footer {
    background: var(--dark-color);
    color: var(--white);
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-column h3 {
    font-size: 20px;
    margin-bottom: 20px;
}

.footer-logo {
    max-width: 200px;
    margin-bottom: 20px;
}

.footer-column p {
    margin-bottom: 20px;
    line-height: 1.8;
}

.footer-column ul li {
    margin-bottom: 12px;
}

.footer-column ul li a:hover {
    color: var(--secondary-color);
}

.contact-list li {
    display: flex;
    gap: 10px;
    line-height: 1.8;
}

.contact-list i {
    color: var(--secondary-color);
    margin-top: 5px;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

/* ========== Responsive Design ========== */
@media (max-width: 1024px) {
    .overview-grid,
    .about-intro,
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .mobile-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        align-items: flex-start;
        padding: 20px;
        box-shadow: var(--box-shadow);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
    }

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

    .dropdown-menu {
        position: static;
        box-shadow: none;
        padding: 10px 0 10px 20px;
    }

    .hero h1 {
        font-size: 32px;
    }

    .hero-subtitle {
        font-size: 20px;
    }

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

    .section-header h2 {
        font-size: 28px;
    }

    .service-header-content h1 {
        font-size: 32px;
    }

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

    .top-bar-content {
        flex-direction: column;
        gap: 10px;
    }

    .trust-badges {
        gap: 20px;
    }

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

@media (max-width: 480px) {
    .hero h1 {
        font-size: 28px;
    }

    .section-header h2 {
        font-size: 24px;
    }

    .services-grid,
    .features-grid,
    .benefits-grid,
    .signs-grid,
    .process-steps {
        grid-template-columns: 1fr;
    }
}