/* ===================================
   Leadflow SEO Agency - Styles
   =================================== */

/* CSS Custom Properties */
:root {
    /* Brand Colors */
    --primary-blue: #1e40af;
    --primary-blue-dark: #1e3a8a;
    --primary-blue-light: #3b82f6;
    --primary-red: #dc2626;
    --primary-red-dark: #b91c1c;
    --primary-red-light: #ef4444;

    /* Neutrals */
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    /* Spacing */
    --section-padding: 80px;
    --container-max: 1200px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;

    /* Shadows */
    --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);

    /* Border Radius */
    --radius-sm: 4px;
    --radius: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-700);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
}

/* ===================================
   Utilities
   =================================== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 20px;
}

.highlight {
    color: var(--primary-red);
}

/* ===================================
   Buttons
   =================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    font-size: 16px;
    font-weight: 600;
    border-radius: var(--radius);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-align: center;
}

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

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

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

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

.btn-small {
    padding: 10px 20px;
    font-size: 14px;
}

.btn-outline {
    background: transparent;
    color: var(--gray-600);
    border-color: var(--gray-300);
}

.btn-outline:hover {
    border-color: var(--primary-blue);
    color: var(--primary-blue);
}

.btn-block {
    width: 100%;
}

.btn-nav {
    padding: 10px 20px;
    font-size: 14px;
    background: var(--primary-red);
    color: var(--white) !important;
    border-radius: var(--radius);
}

.btn-nav:hover {
    background: var(--primary-red-dark);
    color: var(--white) !important;
}

/* ===================================
   Navigation
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: var(--shadow);
    z-index: 1000;
    padding: 15px 0;
}

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

.logo {
    font-size: 24px;
    font-weight: 800;
}

.logo-lead {
    color: var(--primary-blue);
}

.logo-flow {
    color: var(--primary-red);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    font-size: 15px;
    font-weight: 500;
    color: var(--gray-600);
    transition: color var(--transition-fast);
}

.nav-links a:hover {
    color: var(--primary-blue);
}

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

.nav-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--gray-700);
    transition: var(--transition-fast);
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    position: relative;
    padding: 160px 0 100px;
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
    opacity: 0.05;
    clip-path: polygon(30% 0, 100% 0, 100% 100%, 0% 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero h1 {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.1;
    color: var(--gray-900);
    margin-bottom: 24px;
}

.hero-subtitle {
    font-size: 20px;
    color: var(--gray-600);
    margin-bottom: 32px;
    max-width: 600px;
}

.hero-cta {
    display: flex;
    gap: 16px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 48px;
    flex-wrap: wrap;
}

.stat {
    text-align: left;
}

.stat-number {
    display: block;
    font-size: 36px;
    font-weight: 800;
    color: var(--primary-blue);
}

.stat-label {
    font-size: 14px;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ===================================
   Problem/Solution Section
   =================================== */
.problem-solution {
    padding: var(--section-padding) 0;
}

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

.problem h2 {
    font-size: 32px;
    color: var(--gray-900);
    margin-bottom: 32px;
}

.pain-points {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.pain-point {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.pain-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-100);
    border-radius: var(--radius);
    color: var(--gray-500);
}

.pain-point h3 {
    font-size: 18px;
    color: var(--gray-800);
    margin-bottom: 4px;
}

.pain-point p {
    font-size: 15px;
    color: var(--gray-500);
}

.solution {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
    padding: 48px;
    border-radius: var(--radius-xl);
    color: var(--white);
}

.solution-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 20px;
}

.solution h2 {
    font-size: 32px;
    margin-bottom: 16px;
}

.solution p {
    font-size: 17px;
    opacity: 0.9;
    margin-bottom: 28px;
    line-height: 1.7;
}

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

.solution .btn-primary:hover {
    background: var(--gray-100);
    border-color: var(--gray-100);
}

/* ===================================
   Section Headers
   =================================== */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 40px;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 16px;
}

.section-header p {
    font-size: 18px;
    color: var(--gray-500);
    max-width: 600px;
    margin: 0 auto;
}

/* ===================================
   How It Works Section
   =================================== */
.how-it-works {
    padding: var(--section-padding) 0;
    background: var(--gray-50);
}

.steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.step {
    background: var(--white);
    padding: 32px;
    border-radius: var(--radius-lg);
    text-align: center;
    position: relative;
    box-shadow: var(--shadow);
    transition: var(--transition-normal);
}

.step:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.step-number {
    position: absolute;
    top: -12px;
    left: 24px;
    background: var(--primary-red);
    color: var(--white);
    font-size: 14px;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 20px;
}

.step-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
    border-radius: var(--radius);
    margin: 0 auto 20px;
    color: var(--white);
}

.step h3 {
    font-size: 20px;
    color: var(--gray-900);
    margin-bottom: 12px;
}

.step p {
    font-size: 15px;
    color: var(--gray-500);
    line-height: 1.6;
}

/* ===================================
   Available Sites Section
   =================================== */
.available-sites {
    padding: var(--section-padding) 0;
}

.filter-tabs {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 24px;
    font-size: 14px;
    font-weight: 500;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: 25px;
    cursor: pointer;
    transition: var(--transition-fast);
    color: var(--gray-600);
}

.filter-btn:hover {
    border-color: var(--primary-blue);
    color: var(--primary-blue);
}

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

.sites-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}

.site-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 24px;
    position: relative;
    transition: var(--transition-normal);
}

.site-card:hover {
    border-color: var(--primary-blue);
    box-shadow: var(--shadow-lg);
}

.site-card.hidden {
    display: none;
}

.site-status {
    position: absolute;
    top: 16px;
    right: 16px;
    font-size: 12px;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 12px;
}

.site-status.available {
    background: #dcfce7;
    color: #166534;
}

.site-status.coming-soon {
    background: #fef3c7;
    color: #92400e;
}

.site-info h3 {
    font-size: 18px;
    color: var(--gray-900);
    margin-bottom: 4px;
    margin-top: 8px;
}

.site-location {
    font-size: 14px;
    color: var(--gray-500);
    margin-bottom: 16px;
}

.site-stats {
    display: flex;
    justify-content: space-between;
    margin-bottom: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--gray-100);
}

.leads-count {
    font-size: 14px;
    font-weight: 600;
    color: var(--primary-blue);
}

.site-ranking {
    font-size: 13px;
    color: var(--gray-500);
    background: var(--gray-100);
    padding: 2px 8px;
    border-radius: 4px;
}

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

.sites-cta p {
    color: var(--gray-500);
    margin-bottom: 16px;
}

/* ===================================
   Why Leadflow Section
   =================================== */
.why-leadflow {
    padding: var(--section-padding) 0;
    background: var(--gray-50);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.benefit {
    background: var(--white);
    padding: 32px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    transition: var(--transition-normal);
}

.benefit:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.benefit-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-red-dark) 100%);
    border-radius: var(--radius);
    color: var(--white);
    margin-bottom: 20px;
}

.benefit h3 {
    font-size: 20px;
    color: var(--gray-900);
    margin-bottom: 12px;
}

.benefit p {
    font-size: 15px;
    color: var(--gray-500);
    line-height: 1.6;
}

/* ===================================
   Pricing Section (Simplified)
   =================================== */
.pricing-simple {
    padding: var(--section-padding) 0;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
    color: var(--white);
}

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

.pricing-content h2 {
    font-size: 40px;
    font-weight: 800;
    margin-bottom: 16px;
}

.pricing-intro {
    font-size: 18px;
    opacity: 0.9;
    margin-bottom: 48px;
}

.pricing-models {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    margin-bottom: 48px;
}

.pricing-model {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 40px 32px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition-normal);
}

.pricing-model:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-4px);
}

.pricing-model-icon {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius);
    margin: 0 auto 20px;
}

.pricing-model h3 {
    font-size: 24px;
    margin-bottom: 12px;
}

.pricing-model p {
    font-size: 16px;
    opacity: 0.9;
    line-height: 1.6;
}

.pricing-message {
    font-size: 18px;
    opacity: 0.9;
    margin-bottom: 32px;
    line-height: 1.7;
}

.pricing-simple .btn-primary {
    background: var(--white);
    color: var(--primary-blue);
    border-color: var(--white);
    padding: 16px 40px;
    font-size: 18px;
}

.pricing-simple .btn-primary:hover {
    background: var(--gray-100);
    border-color: var(--gray-100);
}

.btn-lg {
    padding: 16px 40px;
    font-size: 18px;
}

/* ===================================
   Industries Section
   =================================== */
.industries {
    padding: var(--section-padding) 0;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
    color: var(--white);
}

.industries .section-header h2 {
    color: var(--white);
}

.industries .section-header p {
    color: rgba(255, 255, 255, 0.8);
}

.industries-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.industry-item {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 32px 24px;
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition-normal);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.industry-item:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-4px);
}

.industry-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius);
    margin: 0 auto 16px;
}

.industry-item h3 {
    font-size: 18px;
    margin-bottom: 8px;
}

.industry-item p {
    font-size: 14px;
    opacity: 0.8;
}

/* ===================================
   FAQ Section
   =================================== */
.faq {
    padding: var(--section-padding) 0;
    background: var(--gray-50);
}

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

.faq-item {
    background: var(--white);
    border-radius: var(--radius-lg);
    margin-bottom: 16px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px;
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    font-size: 17px;
    font-weight: 600;
    color: var(--gray-900);
    transition: var(--transition-fast);
}

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

.faq-question svg {
    flex-shrink: 0;
    color: var(--gray-400);
    transition: transform var(--transition-normal);
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal);
}

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

.faq-answer p {
    padding: 0 24px 24px;
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.7;
}

/* ===================================
   Contact Section
   =================================== */
.contact {
    padding: var(--section-padding) 0;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.contact-info {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
    padding: 48px;
    color: var(--white);
}

.contact-info h2 {
    font-size: 32px;
    margin-bottom: 16px;
}

.contact-info > p {
    font-size: 16px;
    opacity: 0.9;
    margin-bottom: 40px;
    line-height: 1.7;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 15px;
}

.contact-item svg {
    opacity: 0.8;
}

.contact-form {
    padding: 48px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

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

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

.form-group label {
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 14px 16px;
    font-size: 15px;
    font-family: inherit;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    transition: var(--transition-fast);
    background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray-400);
}

.contact-form .btn {
    grid-column: 1 / -1;
    margin-top: 8px;
}

/* ===================================
   Footer
   =================================== */
.footer {
    background: var(--gray-900);
    color: var(--gray-400);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-brand p {
    margin-top: 16px;
    font-size: 15px;
    line-height: 1.7;
    max-width: 300px;
}

.footer-links h4,
.footer-contact h4 {
    color: var(--white);
    font-size: 16px;
    margin-bottom: 20px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 14px;
    transition: color var(--transition-fast);
}

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

.footer-contact p {
    font-size: 14px;
    margin-bottom: 8px;
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid var(--gray-800);
    text-align: center;
}

.footer-bottom p {
    font-size: 14px;
}

/* ===================================
   Responsive Design
   =================================== */

/* Tablet */
@media (max-width: 1024px) {
    :root {
        --section-padding: 60px;
    }

    .hero h1 {
        font-size: 44px;
    }

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

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

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

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

    .problem-solution .container {
        grid-template-columns: 1fr;
    }

    .solution {
        order: -1;
    }

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

    .footer-brand {
        grid-column: 1 / -1;
    }
}

/* Mobile */
@media (max-width: 768px) {
    :root {
        --section-padding: 48px;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        gap: 0;
        box-shadow: var(--shadow-lg);
    }

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

    .nav-links li {
        width: 100%;
    }

    .nav-links a {
        display: block;
        padding: 12px 0;
        border-bottom: 1px solid var(--gray-100);
    }

    .nav-links .btn-nav {
        margin-top: 16px;
    }

    .nav-toggle {
        display: flex;
    }

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

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

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .hero {
        padding: 120px 0 60px;
    }

    .hero h1 {
        font-size: 36px;
    }

    .hero-subtitle {
        font-size: 17px;
    }

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

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

    .hero-stats {
        gap: 32px;
    }

    .stat-number {
        font-size: 28px;
    }

    .section-header h2 {
        font-size: 32px;
    }

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

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

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

    .pricing-models {
        grid-template-columns: 1fr;
    }

    .pricing-content h2 {
        font-size: 32px;
    }

    .industries-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .industry-item {
        padding: 24px 16px;
    }

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

    .contact-info {
        padding: 32px;
    }

    .contact-form {
        padding: 32px;
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .filter-tabs {
        gap: 8px;
    }

    .filter-btn {
        padding: 8px 16px;
        font-size: 13px;
    }
}

/* Small Mobile */
@media (max-width: 480px) {
    .hero h1 {
        font-size: 30px;
    }

    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }

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

    .solution {
        padding: 32px 24px;
    }
}