/*
Theme Name: Solve SEO Theme
Theme URI: https://solveseoagency.com
Author: Solve SEO Agency
Author URI: https://solveseoagency.com
Description: A modern, professional WordPress theme designed specifically for SEO agencies. Features custom post types for team members, testimonials, case studies, and services. Built with ACF Pro integration, responsive design, and SEO-optimized markup.
Version: 1.0.0
License: GPL v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: solve-seo
Domain Path: /languages
Requires PHP: 8.0
Requires at least: 6.0
Tested up to: 6.4
Tags: seo, agency, business, responsive, custom-post-types, acf, modern
*/

/* ========================================
   SOLVE SEO AGENCY - MAIN STYLESHEET
   Brand Colors:
   - Primary: #3B82F6 (Electric Blue)
   - Secondary: #0F172A (Deep Navy)
   - Background: #FAFAFA (Off-White)
   - Text: #334155 (Slate)
   ======================================== */

/* CSS Variables */
:root {
    --primary: #3B82F6;
    --primary-dark: #2563EB;
    --primary-light: #60A5FA;
    --secondary: #0F172A;
    --secondary-light: #1E293B;
    --background: #FAFAFA;
    --surface: #FFFFFF;
    --text: #334155;
    --text-light: #64748B;
    --text-muted: #94A3B8;
    --border: #E2E8F0;
    --success: #10B981;
    --warning: #F59E0B;
    --error: #EF4444;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --radius-sm: 8px;
    --radius: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

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

body {
    font-family: var(--font-family);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text);
    background-color: var(--background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

a:hover {
    color: var(--primary-dark);
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--secondary);
    margin-bottom: 1rem;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2vw, 1.5rem); }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
    color: var(--text-light);
}

ul, ol {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
}

li {
    margin-bottom: 0.5rem;
}

/* Container */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.container-narrow {
    max-width: 960px;
}

.container-wide {
    max-width: 1440px;
}

/* Section Spacing */
.section {
    padding: 5rem 0;
}

.section-sm { padding: 3rem 0; }
.section-lg { padding: 7rem 0; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    text-align: center;
}

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

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

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

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

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

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

.btn-lg {
    padding: 1rem 2.5rem;
    font-size: 1.125rem;
}

/* Cards */
.card {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border);
}

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

/* Grid */
.grid {
    display: grid;
    gap: 2rem;
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1024px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* Flex */
.flex {
    display: flex;
}

.flex-wrap { flex-wrap: wrap; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }
.gap-4 { gap: 2rem; }

/* Text Utilities */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.text-primary { color: var(--primary); }
.text-secondary { color: var(--secondary); }
.text-light { color: var(--text-light); }
.text-muted { color: var(--text-muted); }
.text-white { color: white; }

.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

/* Background Utilities */
.bg-primary { background-color: var(--primary); }
.bg-secondary { background-color: var(--secondary); }
.bg-light { background-color: var(--background); }
.bg-white { background-color: var(--surface); }

/* Section Headers */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3rem;
}

.section-label {
    display: inline-block;
    padding: 0.375rem 1rem;
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 9999px;
    margin-bottom: 1rem;
}

.section-title {
    margin-bottom: 1rem;
}

.section-description {
    font-size: 1.125rem;
    color: var(--text-light);
}

/* Navigation */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
}

.site-header.scrolled {
    box-shadow: var(--shadow);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.site-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--secondary);
}

.site-logo img {
    height: 40px;
    width: auto;
}

.primary-nav ul {
    display: flex;
    align-items: center;
    gap: 2rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.primary-nav a {
    color: var(--text);
    font-weight: 500;
    font-size: 0.9375rem;
    position: relative;
}

.primary-nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

.primary-nav a:hover::after,
.primary-nav .current-menu-item a::after {
    width: 100%;
}

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--secondary);
    transition: var(--transition);
}

@media (max-width: 1024px) {
    .primary-nav {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: white;
        padding: 2rem;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
        border-bottom: 1px solid var(--border);
    }

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

    .primary-nav ul {
        flex-direction: column;
        gap: 1rem;
    }

    .mobile-menu-toggle {
        display: flex;
    }
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-light) 100%);
    overflow: hidden;
    padding-top: 80px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('images/hero-pattern.svg') repeat;
    opacity: 0.05;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 600px;
}

.hero-title {
    color: white;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero-title span {
    color: var(--primary);
}

.hero-subtitle {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.25rem;
    margin-bottom: 2rem;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-visual {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 50%;
    max-width: 700px;
    z-index: 1;
}

@media (max-width: 1024px) {
    .hero-visual {
        position: relative;
        width: 100%;
        transform: none;
        margin-top: 3rem;
    }

    .hero {
        flex-direction: column;
        text-align: center;
        padding: 120px 0 4rem;
    }

    .hero-content {
        max-width: 100%;
    }

    .hero-buttons {
        justify-content: center;
    }
}

/* Trust Bar */
.trust-bar {
    background: var(--surface);
    padding: 3rem 0;
    border-bottom: 1px solid var(--border);
}

.trust-stats {
    display: flex;
    justify-content: center;
    gap: 4rem;
    flex-wrap: wrap;
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    display: block;
}

.stat-label {
    color: var(--text-light);
    font-size: 0.875rem;
}

/* Logo Carousel */
.logo-carousel {
    padding: 2rem 0;
    overflow: hidden;
}

.logo-track {
    display: flex;
    gap: 4rem;
    animation: scroll 30s linear infinite;
}

.logo-track img {
    height: 40px;
    width: auto;
    opacity: 0.5;
    filter: grayscale(100%);
    transition: var(--transition);
}

.logo-track img:hover {
    opacity: 1;
    filter: grayscale(0%);
}

@keyframes scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* Service Cards */
.service-card {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 2.5rem;
    border: 1px solid var(--border);
    transition: var(--transition);
    height: 100%;
}

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

.service-icon {
    width: 64px;
    height: 64px;
    background: rgba(59, 130, 246, 0.1);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.service-icon svg {
    width: 32px;
    height: 32px;
    color: var(--primary);
}

.service-card h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.service-card p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary);
    font-weight: 600;
}

.service-link:hover {
    gap: 0.75rem;
}

/* Process Timeline */
.process-timeline {
    position: relative;
    padding: 2rem 0;
}

.process-line {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--border);
    transform: translateY(-50%);
}

.process-line-progress {
    height: 100%;
    background: var(--primary);
    width: 0;
    transition: width 1s ease;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    position: relative;
    z-index: 1;
}

.process-step {
    text-align: center;
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--surface);
    border: 2px solid var(--border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-light);
    margin: 0 auto 1rem;
    transition: var(--transition);
}

.process-step.active .step-number {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

.process-step h4 {
    margin-bottom: 0.5rem;
}

.process-step p {
    font-size: 0.875rem;
}

@media (max-width: 768px) {
    .process-steps {
        grid-template-columns: 1fr;
    }

    .process-line {
        display: none;
    }
}

/* Testimonials */
.testimonial-card {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 2.5rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

.testimonial-quote {
    font-size: 1.125rem;
    color: var(--text);
    font-style: italic;
    margin-bottom: 2rem;
    position: relative;
    padding-left: 2rem;
}

.testimonial-quote::before {
    content: '"';
    position: absolute;
    left: 0;
    top: -0.5rem;
    font-size: 3rem;
    color: var(--primary);
    font-family: Georgia, serif;
    line-height: 1;
}

.testimonial-rating {
    display: flex;
    gap: 0.25rem;
    margin-bottom: 1.5rem;
}

.testimonial-rating svg {
    width: 20px;
    height: 20px;
    color: var(--warning);
    fill: var(--warning);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.testimonial-author img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
}

.testimonial-author-info h5 {
    margin-bottom: 0.25rem;
    font-size: 1rem;
}

.testimonial-author-info span {
    color: var(--text-light);
    font-size: 0.875rem;
}

/* Blog Cards */
.blog-card {
    background: var(--surface);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border);
}

.blog-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.blog-card-image {
    aspect-ratio: 16/9;
    overflow: hidden;
}

.blog-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.blog-card:hover .blog-card-image img {
    transform: scale(1.05);
}

.blog-card-content {
    padding: 1.5rem;
}

.blog-card-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 0.75rem;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.blog-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.blog-card h3 a {
    color: var(--secondary);
}

.blog-card h3 a:hover {
    color: var(--primary);
}

/* CTA Section */
.cta-section {
    background: var(--primary);
    padding: 5rem 0;
    text-align: center;
}

.cta-section h2 {
    color: white;
    margin-bottom: 1rem;
}

.cta-section p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.125rem;
    margin-bottom: 2rem;
}

.cta-form {
    display: flex;
    gap: 1rem;
    max-width: 500px;
    margin: 0 auto;
}

.cta-form input {
    flex: 1;
    padding: 1rem 1.5rem;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 1rem;
}

.cta-form input::placeholder {
    color: var(--text-muted);
}

@media (max-width: 640px) {
    .cta-form {
        flex-direction: column;
    }
}

/* Footer */
.site-footer {
    background: var(--secondary);
    color: white;
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    margin: 1rem 0;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

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

.footer-social a:hover {
    background: var(--primary);
    transform: translateY(-2px);
}

.footer-social svg {
    width: 20px;
    height: 20px;
    color: white;
}

.footer-column h4 {
    color: white;
    font-size: 1rem;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

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

.footer-column li {
    margin-bottom: 0.75rem;
}

.footer-column a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9375rem;
}

.footer-column a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
    margin: 0;
}

@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }
}

/* Page Header */
.page-header {
    background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-light) 100%);
    padding: 10rem 0 5rem;
    text-align: center;
}

.page-header h1 {
    color: white;
    margin-bottom: 1rem;
}

.breadcrumbs {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
}

.breadcrumbs a {
    color: rgba(255, 255, 255, 0.9);
}

.breadcrumbs a:hover {
    color: white;
}

/* Service Detail Section */
.service-detail {
    padding: 5rem 0;
}

.service-detail-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 4rem;
}

.service-detail-header h2 {
    margin-bottom: 0.5rem;
}

.service-detail-header .subtitle {
    color: var(--primary);
    font-weight: 600;
    font-size: 1.125rem;
    display: block;
    margin-bottom: 1rem;
}

.service-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
}

.service-feature {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.service-feature-icon {
    width: 48px;
    height: 48px;
    background: rgba(59, 130, 246, 0.1);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.service-feature-icon svg {
    width: 24px;
    height: 24px;
    color: var(--primary);
}

.service-feature-content h4 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

.service-feature-content p {
    font-size: 0.9375rem;
    margin: 0;
}

@media (max-width: 768px) {
    .service-features {
        grid-template-columns: 1fr;
    }
}

/* Team Cards */
.team-card {
    text-align: center;
}

.team-card-image {
    width: 250px;
    height: 250px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    overflow: hidden;
    position: relative;
}

.team-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.team-card-social {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    padding: 2rem 1rem 1rem;
    display: flex;
    justify-content: center;
    gap: 1rem;
    opacity: 0;
    transition: var(--transition);
}

.team-card:hover .team-card-social {
    opacity: 1;
}

.team-card-social a {
    color: white;
}

.team-card-social a:hover {
    color: var(--primary);
}

.team-card h4 {
    margin-bottom: 0.25rem;
}

.team-card .position {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9375rem;
}

/* Leadership Card */
.leadership-card {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 2rem;
    background: var(--surface);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

.leadership-card-image {
    aspect-ratio: 1;
}

.leadership-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.leadership-card-content {
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.leadership-card-content h3 {
    margin-bottom: 0.25rem;
}

.leadership-card-content .position {
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 1rem;
}

.leadership-card-content p {
    margin-bottom: 1.5rem;
}

.leadership-social {
    display: flex;
    gap: 1rem;
}

.leadership-social a {
    width: 40px;
    height: 40px;
    background: var(--background);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.leadership-social a:hover {
    background: var(--primary);
    color: white;
}

@media (max-width: 768px) {
    .leadership-card {
        grid-template-columns: 1fr;
    }

    .leadership-card-image {
        aspect-ratio: 16/9;
    }
}

/* Case Study Cards */
.case-study-card {
    background: var(--surface);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    transition: var(--transition);
}

.case-study-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.case-study-card-image {
    aspect-ratio: 16/10;
    position: relative;
}

.case-study-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.case-study-tag {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: var(--primary);
    color: white;
    padding: 0.375rem 0.875rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.case-study-card-content {
    padding: 1.5rem;
}

.case-study-card-content h3 {
    margin-bottom: 0.75rem;
}

.case-study-result {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

/* FAQ Accordion */
.faq-item {
    border-bottom: 1px solid var(--border);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem 0;
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--secondary);
    transition: var(--transition);
}

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

.faq-question svg {
    width: 24px;
    height: 24px;
    transition: var(--transition);
}

.faq-item.active .faq-question svg {
    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-bottom: 1.5rem;
    color: var(--text-light);
}

/* Contact Form */
.contact-form {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 2.5rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--secondary);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
    background: var(--background);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

@media (max-width: 640px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

/* Contact Info */
.contact-info {
    padding: 2rem 0;
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 2rem;
}

.contact-info-icon {
    width: 48px;
    height: 48px;
    background: rgba(59, 130, 246, 0.1);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-info-icon svg {
    width: 24px;
    height: 24px;
    color: var(--primary);
}

.contact-info-content h4 {
    margin-bottom: 0.25rem;
    font-size: 1.125rem;
}

.contact-info-content p {
    margin: 0;
    color: var(--text-light);
}

/* Filter Buttons */
.filter-buttons {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 3rem;
}

.filter-btn {
    padding: 0.625rem 1.25rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 9999px;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text);
    cursor: pointer;
    transition: var(--transition);
}

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

/* Animations */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }

/* Accessibility */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Focus styles */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* Skip link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary);
    color: white;
    padding: 8px;
    text-decoration: none;
    z-index: 100;
}

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

/* Print styles */
@media print {
    .site-header,
    .site-footer,
    .hero-buttons,
    .cta-section {
        display: none;
    }

    body {
        font-size: 12pt;
        line-height: 1.5;
    }

    h1, h2, h3 {
        page-break-after: avoid;
    }

    img {
        max-width: 100% !important;
    }
}