/* RevMyBiz - Professional B2B Styles */

:root {
    --color-primary: #1a365d;
    --color-primary-light: #2c5282;
    --color-accent: #2b6cb0;
    --color-text: #2d3748;
    --color-text-muted: #718096;
    --color-border: #e2e8f0;
    --color-bg: #ffffff;
    --color-bg-alt: #f7fafc;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-mono: ui-monospace, 'Cascadia Code', 'Source Code Pro', Menlo, monospace;
    --max-width: 1200px;
    --content-width: 720px;
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --radius: 4px;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

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

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

a:hover {
    text-decoration: underline;
}

/* Layout */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.content-width {
    max-width: var(--content-width);
}

/* Header */
.site-header {
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-lg);
}

.logo img {
    height: 32px;
    width: auto;
}

.main-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm) var(--spacing-lg);
}

.main-nav a {
    color: var(--color-text);
    font-weight: 500;
    padding: var(--spacing-sm) 0;
}

.main-nav a:hover {
    color: var(--color-primary);
    text-decoration: none;
}

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

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
}

/* Hero */
.hero {
    background: var(--color-bg-alt);
    padding: var(--spacing-2xl) 0;
    text-align: center;
}

.hero h1 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--color-primary);
    margin: 0 0 var(--spacing-md);
    line-height: 1.2;
}

.hero-text {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    border-radius: var(--radius);
    cursor: pointer;
    border: none;
    transition: background 0.2s, color 0.2s;
}

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

.btn-primary:hover {
    background: var(--color-primary-light);
    text-decoration: none;
    color: white;
}

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

.btn-secondary:hover {
    background: var(--color-bg-alt);
    text-decoration: none;
    color: var(--color-primary);
}

/* Sections */
.section {
    padding: var(--spacing-2xl) 0;
}

.section h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-primary);
    margin: 0 0 var(--spacing-md);
}

.section-intro {
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-xl);
}

/* Cards */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: box-shadow 0.2s, border-color 0.2s;
    text-decoration: none;
    color: inherit;
}

.card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent);
    text-decoration: none;
    color: inherit;
}

.card-body {
    padding: var(--spacing-lg);
}

.card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin: 0 0 var(--spacing-sm);
    color: var(--color-primary);
}

.card p {
    margin: 0;
    font-size: 0.9375rem;
    color: var(--color-text-muted);
}

.card-meta {
    display: block;
    margin-top: var(--spacing-sm);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
}

.section-cta {
    margin-top: var(--spacing-xl);
    text-align: center;
}

.mt-lg {
    margin-top: var(--spacing-xl);
}

.list-intro {
    margin-bottom: var(--spacing-2xl);
}

.list-tool-item {
    margin-bottom: var(--spacing-2xl);
    padding-bottom: var(--spacing-2xl);
    border-bottom: 1px solid var(--color-border);
}

.list-tool-item:last-of-type {
    border-bottom: none;
}

.list-tool-item h2 {
    margin-top: 0;
}

/* Card grid 3 columns for How It Works */
.card-grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.card-static {
    cursor: default;
    pointer-events: none;
}

.card-static:hover {
    box-shadow: var(--shadow);
    border-color: var(--color-border);
}

/* Footer affiliate disclosure */
.affiliate-disclosure-footer {
    font-size: 0.8125rem;
    opacity: 0.9;
    margin-bottom: var(--spacing-md);
    max-width: 560px;
}

/* Page header */
.page-header {
    background: var(--color-bg-alt);
    padding: var(--spacing-xl) 0;
}

.page-header h1 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    color: var(--color-primary);
    margin: 0 0 var(--spacing-sm);
}

.page-header .lead {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    margin: 0;
}

/* Tool page header (logo | title | description | meta | actions) */
.tool-header {
    display: flex;
    gap: 20px;
    align-items: center;
}

@media (max-width: 640px) {
    .tool-header {
        flex-direction: column;
        align-items: flex-start;
    }
}

.tool-header-logo {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.tool-logo {
    width: 56px;
    height: 56px;
    object-fit: contain;
    background: none;
    padding: 0;
    border-radius: 8px;
}

.tool-logo-fallback {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: #eef2f6;
    font-weight: 600;
    font-size: 22px;
}

.tool-title {
    flex: 1;
    min-width: 0;
}

.tool-title h1 {
    margin: 0;
}

.tool-header-meta {
    margin-top: 6px;
    font-size: 14px;
    color: #667085;
}

.tool-header-actions {
    margin-top: 12px;
}

.tool-rating {
    font-weight: 600;
}

.tool-rating.tool-rating-stars {
    color: #eab308;
}

.tool-pricing {
    color: #475467;
}

.tool-category {
    display: inline-block;
    margin-top: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-accent);
    background: rgba(43, 108, 176, 0.08);
    border-radius: 6px;
    text-decoration: none;
}

.tool-category:hover {
    background: rgba(43, 108, 176, 0.15);
    text-decoration: none;
}

.tool-rating-stars {
    color: #eab308;
    letter-spacing: 0.05em;
}

/* Tool layout: quick facts + content */
.tool-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
}

@media (min-width: 768px) {
    .tool-layout {
        grid-template-columns: 240px 1fr;
    }
}

@media (min-width: 768px) {
    .tool-quick-facts {
        position: sticky;
        top: var(--spacing-lg);
    }
}

.tool-quick-facts-inner {
    background: #f9fafb;
    border-radius: 12px;
    padding: 20px;
    border: 1px solid #e4e7ec;
}

.tool-fact {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid #eee;
}

.tool-fact:last-child {
    border-bottom: none;
}

.tool-fact-label {
    font-weight: 600;
    color: #475467;
    flex-shrink: 0;
    margin-right: var(--spacing-md);
}

.tool-fact-value {
    color: #101828;
    text-align: right;
}

.tool-fact-value a {
    color: #101828;
}

.tool-fact-value a:hover {
    color: var(--color-accent);
}

/* Tool internal links (callout boxes) */
.tool-internal-links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.tool-internal-link-callout {
    flex: 1;
    min-width: 200px;
}

.tool-internal-link-callout a {
    display: block;
    padding: var(--spacing-lg);
    background: #f2f4f7;
    border-radius: 12px;
    font-weight: 500;
    text-decoration: none;
    color: var(--color-primary);
    border: 1px solid rgba(0, 0, 0, 0.06);
}

.tool-internal-link-callout a:hover {
    background: #e8ecf1;
    text-decoration: none;
}

.tool-last-updated {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

/* Tool comparisons section */
.tool-comparisons h2 {
    margin: 0 0 var(--spacing-lg);
    font-size: 1.25rem;
}

.comparison-grid {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.comparison-grid a {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-weight: 500;
    color: var(--color-primary);
    text-decoration: none;
}

.comparison-grid a:hover {
    background: #eef2f6;
    border-color: var(--color-accent);
    color: var(--color-accent);
}

/* Compare page */
.compare-table-wrap {
    overflow-x: auto;
    margin-bottom: var(--spacing-xl);
}

.compare-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9375rem;
}

.compare-table th,
.compare-table td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--color-border);
    vertical-align: top;
}

.compare-table th {
    background: var(--color-bg-alt);
    font-weight: 600;
    color: var(--color-primary);
}

.compare-table tbody tr:hover td {
    background: var(--color-bg-alt);
}

.compare-overviews {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

@media (max-width: 767px) {
    .compare-overviews {
        grid-template-columns: 1fr;
    }
}

.compare-overview-col h3 {
    font-size: 1.25rem;
    margin: 0 0 var(--spacing-md);
    color: var(--color-primary);
}

.compare-overview-col p {
    margin: 0 0 var(--spacing-md);
}

.compare-pros-cons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

@media (max-width: 767px) {
    .compare-pros-cons {
        grid-template-columns: 1fr;
    }
}

.compare-pros-cons-col h3 {
    font-size: 1.125rem;
    margin: 0 0 var(--spacing-md);
    color: var(--color-primary);
}

.compare-pros-cons-col h4 {
    font-size: 0.9375rem;
    margin: var(--spacing-md) 0 var(--spacing-sm);
    color: var(--color-text);
}

.compare-pros-cons-col ul {
    margin: 0 0 var(--spacing-md);
    padding-left: 1.25rem;
}

.compare-when-to-choose {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

@media (max-width: 767px) {
    .compare-when-to-choose {
        grid-template-columns: 1fr;
    }
}

.compare-when-col h3 {
    font-size: 1.125rem;
    margin: 0 0 var(--spacing-md);
    color: var(--color-primary);
}

.compare-related-links {
    list-style: none;
    padding-left: 0;
}

.compare-related-links li {
    margin-bottom: var(--spacing-sm);
}

.compare-internal-links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

/* Content */
.content-width h2 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-primary);
    margin: var(--spacing-xl) 0 var(--spacing-md);
}

.content-width h2:first-of-type {
    margin-top: 0;
}

.content-width h3 {
    font-size: 1.0625rem;
    font-weight: 600;
    margin: var(--spacing-lg) 0 var(--spacing-sm);
}

.content-width p,
.content-width ul {
    margin: 0 0 var(--spacing-md);
}

.content-width ul {
    padding-left: 1.5rem;
}

/* Affiliate disclosure */
.affiliate-disclosure {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    background: var(--color-bg-alt);
    padding: var(--spacing-md);
    border-radius: var(--radius);
    border-left: 4px solid var(--color-accent);
    margin-bottom: var(--spacing-xl);
}

/* Pros and cons */
.pros-cons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.pros-cons h3 {
    font-size: 1rem;
    margin: 0 0 var(--spacing-sm);
}

.pros-cons ul {
    margin: 0;
    padding-left: 1.25rem;
}

/* Comparison tables */
.comparison-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--spacing-xl);
    font-size: 0.9375rem;
}

.comparison-table th,
.comparison-table td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

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

.comparison-table tr:hover td {
    background: var(--color-bg-alt);
}

/* Forms */
.contact-form {
    max-width: 480px;
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
}

.form-group .required {
    color: #c53030;
}

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

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

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Alerts */
.alert {
    padding: var(--spacing-md);
    border-radius: var(--radius);
    margin-bottom: var(--spacing-lg);
}

.alert-success {
    background: #c6f6d5;
    color: #22543d;
    border: 1px solid #9ae6b4;
}

.alert-error {
    background: #fed7d7;
    color: #742a2a;
    border: 1px solid #fc8181;
}

/* Legal content */
.legal-content blockquote {
    margin: var(--spacing-lg) 0;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--color-bg-alt);
    border-left: 4px solid var(--color-accent);
    font-style: italic;
}

/* Footer */
.site-footer {
    flex-shrink: 0;
    background: var(--color-primary);
    color: #e2e8f0;
    padding: var(--spacing-2xl) 0 var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.site-footer a {
    color: #90cdf4;
}

.site-footer a:hover {
    color: #fff;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-brand .logo img {
    filter: brightness(0) invert(1);
    opacity: 0.9;
}

.footer-brand .tagline {
    font-size: 0.875rem;
    opacity: 0.9;
    margin: var(--spacing-sm) 0 0;
}

.footer-links h4 {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin: 0 0 var(--spacing-md);
    opacity: 0.9;
}

.footer-links ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    font-size: 0.875rem;
    opacity: 0.9;
}

.footer-bottom p {
    margin: 0 0 var(--spacing-xs);
}

.publisher-credit {
    margin-top: var(--spacing-sm);
}

/* Main content - flex grow pushes footer to bottom */
.main-content {
    flex: 1 0 auto;
}

/* Mobile */
@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .main-nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-bg);
        border-bottom: 1px solid var(--color-border);
        padding: var(--spacing-md);
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s;
    }

    .main-nav.is-open {
        max-height: 400px;
    }

    .main-nav ul {
        flex-direction: column;
    }

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

    .pros-cons {
        grid-template-columns: 1fr;
    }

    .comparison-table {
        font-size: 0.8125rem;
    }

    .comparison-table th,
    .comparison-table td {
        padding: var(--spacing-sm);
    }
}