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

:root {
    --primary-color: #1e40af;
    --primary-dark: #1e3a8a;
    --primary-light: #3b82f6;
    --secondary-color: #0ea5e9;
    --accent-color: #f59e0b;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --success: #10b981;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* Header & Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: var(--shadow-md);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo a {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--primary-color);
    font-size: 18px;
    line-height: 1.2;
    font-weight: 500;
}

.logo i {
    font-size: 32px;
}

.logo strong {
    font-weight: 700;
    color: var(--primary-dark);
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 8px;
}

.nav-link {
    display: block;
    padding: 8px 14px;
    color: var(--text-dark);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    transition: all 0.3s ease;
    border-radius: 6px;
}

.nav-link:hover {
    color: var(--primary-color);
    background: var(--gray-50);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.btn-call {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--primary-color);
    color: var(--white);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 15px;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
}

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

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    transition: all 0.3s ease;
    border-radius: 2px;
}

/* Hero Section */
.hero {
    position: relative;
    background: linear-gradient(135deg, #1e40af 0%, #1e3a8a 100%);
    padding: 180px 0 100px;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
    opacity: 0.5;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(59, 130, 246, 0.3) 0%, transparent 50%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: 50px;
    color: var(--white);
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 25px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-title {
    font-family: 'Poppins', sans-serif;
    font-size: 52px;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-title .highlight {
    color: var(--accent-color);
}

.hero-subtitle {
    font-size: 22px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 35px;
    font-weight: 400;
}

.hero-features {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    margin-bottom: 40px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 8px;
    color: var(--white);
    font-size: 15px;
    font-weight: 500;
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.feature-item i {
    font-size: 18px;
    color: var(--accent-color);
}

.hero-cta {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 35px;
    flex-wrap: wrap;
}

.btn-primary, .btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    font-size: 18px;
    font-weight: 700;
    border-radius: 10px;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.btn-primary {
    background: var(--accent-color);
    color: var(--white);
    box-shadow: var(--shadow-xl);
}

.btn-primary:hover {
    background: #d97706;
    transform: translateY(-3px);
    box-shadow: 0 25px 35px -5px rgb(0 0 0 / 0.2);
}

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

.btn-secondary:hover {
    background: var(--gray-50);
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

.hero-rating {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.stars {
    display: flex;
    gap: 4px;
    color: var(--accent-color);
    font-size: 20px;
}

.hero-rating p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 15px;
}

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

.section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: var(--gray-100);
    color: var(--primary-color);
    font-size: 14px;
    font-weight: 600;
    border-radius: 50px;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-family: 'Poppins', sans-serif;
    font-size: 42px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 15px;
    line-height: 1.3;
}

.section-description {
    font-size: 18px;
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto;
}

/* About Section */
.about {
    background: var(--gray-50);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-content {
    padding-right: 20px;
}

.about-text {
    font-size: 16px;
    color: var(--text-light);
    margin-bottom: 20px;
    line-height: 1.8;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin: 35px 0;
    padding: 30px 0;
    border-top: 2px solid var(--gray-200);
    border-bottom: 2px solid var(--gray-200);
}

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

.stat-number {
    font-family: 'Poppins', sans-serif;
    font-size: 36px;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-light);
    font-weight: 500;
}

.about-image {
    position: relative;
}

.image-wrapper {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.image-wrapper img {
    width: 100%;
    height: auto;
    display: block;
}

.image-badge {
    position: absolute;
    bottom: 25px;
    right: 25px;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px 20px;
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

.image-badge i {
    font-size: 32px;
    color: var(--accent-color);
}

.image-badge strong {
    display: block;
    font-size: 16px;
    color: var(--text-dark);
    font-weight: 700;
}

.image-badge span {
    display: block;
    font-size: 13px;
    color: var(--text-light);
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-card {
    background: var(--white);
    padding: 35px;
    border-radius: 16px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

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

.service-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    font-size: 32px;
    margin-bottom: 20px;
}

.service-title {
    font-family: 'Poppins', sans-serif;
    font-size: 22px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.service-description {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 15px;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    transition: all 0.3s ease;
}

.service-link:hover {
    gap: 10px;
    color: var(--primary-dark);
}

/* Why Choose Section */
.why-choose {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--white);
}

.why-choose .section-label {
    background: rgba(255, 255, 255, 0.15);
    color: var(--white);
}

.why-choose .section-title {
    color: var(--white);
}

.why-choose .section-description {
    color: rgba(255, 255, 255, 0.9);
}

.choose-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.choose-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 35px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    transition: all 0.3s ease;
}

.choose-card:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-8px);
}

.choose-icon {
    width: 70px;
    height: 70px;
    background: var(--accent-color);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    font-size: 32px;
    margin-bottom: 20px;
}

.choose-title {
    font-family: 'Poppins', sans-serif;
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
}

.choose-description {
    font-size: 15px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.9);
}

/* Testimonials Section */
.testimonials {
    background: var(--gray-50);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.testimonial-card {
    background: var(--white);
    padding: 30px;
    border-radius: 16px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

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

.testimonial-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.testimonial-rating {
    display: flex;
    gap: 3px;
    color: var(--accent-color);
    font-size: 16px;
}

.testimonial-date {
    font-size: 13px;
    color: var(--text-light);
}

.testimonial-text {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 20px;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-top: 20px;
    border-top: 2px solid var(--gray-100);
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 20px;
}

.author-name {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 2px;
}

.author-location {
    font-size: 13px;
    color: var(--text-light);
}

/* Areas Section */
.areas-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.areas-subtitle {
    font-family: 'Poppins', sans-serif;
    font-size: 28px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.areas-text {
    font-size: 16px;
    color: var(--text-light);
    margin-bottom: 20px;
    line-height: 1.8;
}

.cities-list {
    margin: 35px 0;
    padding: 30px;
    background: var(--gray-50);
    border-radius: 12px;
}

.cities-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.cities-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    list-style: none;
}

.cities-grid li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
    color: var(--text-light);
    font-weight: 500;
}

.cities-grid i {
    color: var(--primary-color);
    font-size: 14px;
}

.service-highlights {
    margin: 30px 0;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 0;
    font-size: 15px;
    color: var(--text-light);
}

.highlight-item i {
    color: var(--success);
    font-size: 18px;
}

.map-wrapper {
    position: relative;
    width: 100%;
    height: 450px;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.location-info {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow);
    margin-top: 20px;
}

.location-info i {
    font-size: 28px;
    color: var(--primary-color);
}

.location-info strong {
    display: block;
    font-size: 16px;
    color: var(--text-dark);
    margin-bottom: 5px;
}

.location-info p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.5;
}

/* FAQ Section */
.faq {
    background: var(--gray-50);
}

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

.faq-item {
    background: var(--white);
    border-radius: 12px;
    margin-bottom: 15px;
    box-shadow: var(--shadow);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px 30px;
    background: none;
    border: none;
    text-align: left;
    font-family: 'Poppins', sans-serif;
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.faq-question i {
    font-size: 16px;
    color: var(--primary-color);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

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

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 30px 25px;
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.8;
}

/* CTA Banner */
.cta-banner {
    background: linear-gradient(135deg, var(--accent-color) 0%, #d97706 100%);
    padding: 70px 0;
}

.cta-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 40px;
}

.cta-title {
    font-family: 'Poppins', sans-serif;
    font-size: 38px;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 10px;
}

.cta-subtitle {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.95);
}

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

.btn-cta {
    display: inline-flex;
    align-items: center;
    gap: 15px;
    padding: 20px 40px;
    background: var(--white);
    color: var(--primary-color);
    text-decoration: none;
    border-radius: 12px;
    font-weight: 700;
    font-size: 18px;
    box-shadow: var(--shadow-xl);
    transition: all 0.3s ease;
}

.btn-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 25px 35px -5px rgb(0 0 0 / 0.3);
}

.btn-cta i {
    font-size: 28px;
    animation: ring 2s infinite;
}

@keyframes ring {
    0%, 100% { transform: rotate(0deg); }
    10%, 30% { transform: rotate(-15deg); }
    20%, 40% { transform: rotate(15deg); }
}

.btn-cta-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.btn-label {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-light);
}

.btn-number {
    font-size: 24px;
    font-weight: 800;
    color: var(--primary-color);
}

.cta-note {
    margin-top: 12px;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.9);
}

/* Footer */
.footer {
    background: var(--gray-900);
    color: rgba(255, 255, 255, 0.8);
    padding: 60px 0 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 50px;
    margin-bottom: 50px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--white);
    font-size: 18px;
    line-height: 1.2;
    font-weight: 500;
    margin-bottom: 20px;
}

.footer-logo i {
    font-size: 32px;
    color: var(--accent-color);
}

.footer-logo strong {
    font-weight: 700;
}

.footer-description {
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 25px;
}

.footer-badges {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.badge-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 500;
}

.badge-item i {
    color: var(--accent-color);
    font-size: 16px;
}

.footer-title {
    font-family: 'Poppins', sans-serif;
    font-size: 18px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 20px;
}

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

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s ease;
}

.footer-links a:hover {
    color: var(--white);
    padding-left: 5px;
}

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

.footer-contact li {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
}

.footer-contact i {
    font-size: 18px;
    color: var(--accent-color);
    margin-top: 2px;
}

.footer-contact strong {
    display: block;
    font-size: 14px;
    color: var(--white);
    margin-bottom: 3px;
}

.footer-contact span,
.footer-contact a {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
}

.footer-contact a:hover {
    color: var(--white);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 25px 0;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.copyright {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
}

.footer-bottom-links {
    display: flex;
    gap: 15px;
    align-items: center;
}

.footer-bottom-links a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    font-size: 13px;
    transition: color 0.3s ease;
}

.footer-bottom-links a:hover {
    color: var(--white);
}

.footer-bottom-links span {
    color: rgba(255, 255, 255, 0.3);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .services-grid,
    .choose-grid,
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .areas-grid {
        gap: 40px;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--white);
        padding: 20px;
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-list {
        flex-direction: column;
        gap: 0;
    }
    
    .nav-link {
        padding: 12px 0;
        border-radius: 0;
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .btn-call span {
        display: none;
    }
    
    .hero {
        padding: 140px 0 80px;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .hero-features {
        gap: 10px;
    }
    
    .feature-item {
        font-size: 13px;
        padding: 8px 12px;
    }
    
    .btn-primary, .btn-secondary {
        padding: 14px 24px;
        font-size: 16px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .about-grid,
    .areas-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
    
    .stat-number {
        font-size: 28px;
    }
    
    .services-grid,
    .choose-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-content {
        flex-direction: column;
        text-align: center;
    }
    
    .cta-title {
        font-size: 28px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 28px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .section-title {
        font-size: 26px;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
    }
    
    .cities-grid {
        grid-template-columns: 1fr;
    }
    
    .btn-number {
        font-size: 20px;
    }
}