/* Base Styles */
:root {
    --primary-color: #4287f5;
    --secondary-color: #5b3ee8;
    --accent-color: #ff7800;
    --text-color: #333333;
    --text-light: #666666;
    --bg-color: #ffffff;
    --bg-alt: #f8f9fa;
    --bg-gradient: linear-gradient(135deg, #4287f5, #5b3ee8);
    --shadow-sm: 0 2px 5px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 10px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 20px rgba(0, 0, 0, 0.1);
    --border-radius: 8px;
    --container-width: 1200px;
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

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

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

.container {
    width: 90%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 15px;
}

section {
    padding: 5rem 0;
}

section:nth-child(even) {
    background-color: var(--bg-alt);
}

h1, h2, h3, h4, h5, h6 {
    line-height: 1.3;
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
}

h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 600;
}

h3 {
    font-size: clamp(1.4rem, 3vw, 1.8rem);
    font-weight: 600;
}

p {
    margin-bottom: 1.5rem;
}

.hidden {
    display: none !important;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    font-weight: 500;
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    outline: none;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    box-shadow: 0 4px 6px rgba(66, 135, 245, 0.2);
}

.btn-primary:hover {
    background-color: var(--secondary-color);
    transform: translateY(-3px);
    box-shadow: 0 7px 14px rgba(66, 135, 245, 0.3);
}

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

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 7px 14px rgba(66, 135, 245, 0.1);
}

/* Header & Navigation */
.site-header {
    background-color: white;
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
}

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

.site-logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

.site-logo:hover {
    color: var(--secondary-color);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.main-nav {
    display: none;
    margin-top: 1rem;
}

.main-nav.active {
    display: block;
}

.main-nav ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.main-nav a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: var(--transition);
}

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

/* Language Selector */
.language-selector {
    position: relative;
    cursor: pointer;
    user-select: none;
}

.selected-language {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 5px;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.selected-language:hover {
    background-color: var(--bg-alt);
}

.language-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    min-width: 150px;
    display: none;
    z-index: 1000;
}

.language-selector.active .language-dropdown {
    display: block;
    animation: fadeIn 0.3s ease;
}

.language-option {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 15px;
    text-decoration: none;
    color: var(--text-color);
    transition: var(--transition);
}

.language-option:hover {
    background-color: var(--bg-alt);
}

/* Navigation Toggle */
.nav-toggle {
    display: block;
    background: none;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 25px;
    position: relative;
    z-index: 1001;
}

.nav-toggle span {
    display: block;
    position: absolute;
    height: 3px;
    width: 100%;
    background: var(--text-color);
    border-radius: 3px;
    opacity: 1;
    left: 0;
    transform: rotate(0deg);
    transition: var(--transition);
}

.nav-toggle span:nth-child(1) {
    top: 0px;
}

.nav-toggle span:nth-child(2) {
    top: 10px;
}

.nav-toggle span:nth-child(3) {
    top: 20px;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
    top: 10px;
    transform: rotate(135deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
    left: -60px;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
    top: 10px;
    transform: rotate(-135deg);
}

/* Hero Section */
.hero-section {
    background: var(--bg-gradient);
    color: white;
    padding: 6rem 0;
    text-align: center;
}

.hero-section h1 {
    color: white;
    margin-bottom: 1.5rem;
}

.hero-intro {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto 3rem;
}

/* ZIP Search */
.zip-search-container {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--shadow-lg);
    max-width: 700px;
    margin: 0 auto;
}

.zip-search-container.secondary {
    margin-top: 3rem;
    background-color: rgba(255, 255, 255, 0.9);
}

.zip-search-container.featured {
    background-color: rgba(255, 255, 255, 0.95);
    transform: scale(1.05);
}

.zip-search-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.input-group {
    display: flex;
    gap: 10px;
    width: 100%;
}

.input-group input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 2px solid #ddd;
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
}

.input-group input:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 3px rgba(66, 135, 245, 0.2);
}

.form-caption {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 0;
}

/* Search Results */
.search-results {
    margin-top: 2rem;
    text-align: center;
}

.logo-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    margin-top: 1.5rem;
}

.logo-container img {
    object-fit: contain;
    transition: var(--transition);
    animation: fadeIn 0.5s ease;
}

/* HARO Section */
.haro-section {
    background: var(--bg-gradient);
    color: white;
    padding: 6rem 0;
}

.haro-section h2, .haro-section p {
    color: white;
}

.two-column-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: center;
}

.two-column-grid.reversed {
    direction: rtl;
}

.two-column-grid.reversed > * {
    direction: ltr;
}

.two-column-grid .content {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.two-column-grid .image {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
}

.two-column-grid .image:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-lg), 0 15px 30px rgba(0, 0, 0, 0.2);
}

/* Provider Cards */
.providers-section {
    padding: 6rem 0;
}

.section-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3rem;
    font-size: 1.1rem;
}

.provider-cards {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.provider-card {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    padding: 2rem;
}

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

.provider-logo {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 1rem;
    background-color: var(--bg-alt);
    border-radius: var(--border-radius);
}

.provider-logo img {
    max-height: 80px;
    width: auto;
    margin: 0 auto;
}

.provider-content {
    flex: 1;
}

.provider-features {
    margin: 1.5rem 0;
    padding-left: 1.5rem;
}

.provider-features li {
    margin-bottom: 0.75rem;
}

/* Comparison Table */
.comparison-section {
    background-color: var(--bg-alt);
    padding: 6rem 0;
}

.table-container {
    overflow-x: auto;
    margin: 2rem 0;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    background-color: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.comparison-table th, .comparison-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #eee;
}

.comparison-table th {
    background-color: var(--primary-color);
    color: white;
    font-weight: 600;
}

.comparison-table tr:last-child td {
    border-bottom: none;
}

.comparison-table tr:hover td {
    background-color: rgba(66, 135, 245, 0.05);
}

/* Info Cards */
.info-cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-top: 3rem;
}

.info-card {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    padding: 2rem;
    transition: var(--transition);
}

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

.info-card h3 {
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.info-card ul {
    margin: 1.5rem 0;
    padding-left: 1.5rem;
}

.info-card li {
    margin-bottom: 0.75rem;
}

/* Strategy Cards */
.strategy-cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin: 3rem 0;
}

.strategy-card {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    padding: 2rem;
    transition: var(--transition);
    border-left: 5px solid var(--primary-color);
}

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

.strategy-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* FAQ Section */
.faq-section {
    padding: 6rem 0;
    background-color: var(--bg-alt);
}

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

details {
    background-color: white;
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: var(--transition);
}

details:hover {
    box-shadow: var(--shadow-md);
}

summary {
    padding: 1.5rem;
    cursor: pointer;
    font-weight: 600;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

summary::-webkit-details-marker {
    display: none;
}

summary::after {
    content: '+';
    font-size: 1.5rem;
    font-weight: 700;
    transition: transform 0.3s ease;
}

details[open] summary::after {
    transform: rotate(45deg);
}

.faq-content {
    padding: 0 1.5rem 1.5rem;
}

/* Ranking Criteria */
.ranking-criteria {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-top: 3rem;
}

.criterion {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    padding: 1.5rem;
    transition: var(--transition);
}

.criterion:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.criterion h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* Conclusion Section */
.conclusion-section {
    background: var(--bg-gradient);
    color: white;
    padding: 6rem 0;
    text-align: center;
}

.conclusion-section h2, .conclusion-section p {
    color: white;
}

/* Footer */
.site-footer {
    background-color: #333;
    color: white;
    padding: 3rem 0;
}

.footer-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.footer-info {
    line-height: 1.5;
}

.disclaimer {
    font-size: 0.8rem;
    opacity: 0.8;
}

.footer-nav ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.footer-nav a {
    color: white;
    text-decoration: none;
    transition: var(--transition);
}

.footer-nav a:hover {
    color: var(--accent-color);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Media Queries */
@media (min-width: 768px) {
    .desktop-only {
        display: block;
    }
    
    .two-column-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .info-cards, .strategy-cards, .ranking-criteria {
        grid-template-columns: 1fr 1fr;
    }
    
    .input-group {
        max-width: 600px;
        margin: 0 auto;
    }
    
    .provider-card {
        flex-direction: row;
        align-items: center;
    }
    
    .provider-logo {
        width: 200px;
    }
    
    .footer-content {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
    
    .footer-info {
        max-width: 60%;
    }
}

@media (min-width: 992px) {
    .nav-toggle {
        display: none;
    }
    
    .main-nav {
        display: block;
        margin-top: 1.5rem;
    }
    
    .main-nav ul {
        flex-direction: row;
        justify-content: center;
    }
    
    .strategy-cards, .ranking-criteria {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Accessibility */
:focus {
    outline: 3px solid var(--primary-color);
    outline-offset: 3px;
}

/* Skip Link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary-color);
    color: white;
    padding: 8px;
    z-index: 9999;
    transition: top 0.1s ease-in;
}

.skip-link:focus {
    top: 0;
}

/* Contrast & Accessibility */
:root {
    --text-color: #333333; /* 4.5:1 contrast ratio against white */
    --primary-color: #0066CC; /* 4.5:1 contrast ratio against white */
    --secondary-color: #0052a3; /* Enhanced contrast */
}

/* Print Styles */
@media print {
    header, nav, footer, .btn, .zip-search-container {
        display: none !important;
    }
    
    body {
        color: black;
        background: white;
        font-size: 12pt;
    }
    
    a {
        color: black;
        text-decoration: underline;
    }
    
    h1, h2, h3 {
        page-break-after: avoid;
    }
    
    img {
        max-width: 100% !important;
    }
    
    p, h2, h3 {
        orphans: 3;
        widows: 3;
    }
    
    .provider-card, .info-card, .strategy-card {
        page-break-inside: avoid;
        border: 1px solid #ddd;
        box-shadow: none;
    }
}