/* Charlotte SEO - Style System
   Color Palette: #DDF4E7, #67C090, #26667F, #124170
   Inspired by superchill.org with unique Charlotte identity
*/

/* ================================
   CSS Variables & Reset
================================ */
:root {
    --color-mint: #DDF4E7;
    --color-green: #67C090;
    --color-teal: #26667F;
    --color-navy: #124170;
    --color-white: #ffffff;
    --color-gray-50: #f9fafb;
    --color-gray-100: #f3f4f6;
    --color-gray-200: #e5e7eb;
    --color-gray-300: #d1d5db;
    --color-gray-400: #9ca3af;
    --color-gray-500: #6b7280;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    --color-gray-800: #1f2937;
    --color-gray-900: #111827;

    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;

    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);

    --radius-sm: 0.25rem;
    --radius: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;

    --transition-fast: 150ms ease;
    --transition: 200ms ease;
    --transition-slow: 300ms ease;

    --header-height: 80px;
    --container-max: 1200px;
    --container-padding: 1.5rem;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-gray-800);
    background-color: var(--color-white);
}

img, picture, video, canvas, svg {
    display: block;
    max-width: 100%;
}

input, button, textarea, select {
    font: inherit;
}

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

ul, ol {
    list-style: none;
}

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

.section {
    padding: 5rem 0;
}

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

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

/* ================================
   Typography
================================ */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-navy);
}

h1 { font-size: var(--font-size-5xl); }
h2 { font-size: var(--font-size-4xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

.section-title {
    font-size: var(--font-size-4xl);
    margin-bottom: 1rem;
    text-align: center;
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
    text-align: center;
    max-width: 600px;
    margin: 0 auto 3rem;
}

.text-gradient {
    background: linear-gradient(135deg, var(--color-green), var(--color-teal));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ================================
   Buttons
================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-size: var(--font-size-base);
    font-weight: 600;
    border-radius: var(--radius-lg);
    border: none;
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-green), var(--color-teal));
    color: var(--color-white);
    box-shadow: 0 4px 14px rgba(103, 192, 144, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(103, 192, 144, 0.5);
}

.btn-secondary {
    background: var(--color-white);
    color: var(--color-navy);
    border: 2px solid var(--color-gray-200);
}

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

.btn.disabled,
.btn[disabled] {
    opacity: 0.6;
    cursor: not-allowed;
    pointer-events: none;
}

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

.btn-outline:hover {
    background: var(--color-white);
    color: var(--color-navy);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: var(--font-size-lg);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: var(--font-size-sm);
}

/* ================================
   Header & Navigation
================================ */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-gray-100);
    z-index: 1000;
}

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: var(--font-size-xl);
    font-weight: 800;
    color: var(--color-navy);
}

.logo-icon {
    flex-shrink: 0;
}

.logo-highlight {
    color: var(--color-green);
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-links > li > a {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.5rem 1rem;
    font-weight: 500;
    color: var(--color-gray-700);
    border-radius: var(--radius);
    transition: all var(--transition);
}

.nav-links > li > a:hover {
    color: var(--color-green);
    background: var(--color-mint);
}

.nav-links > li > a.active {
    color: var(--color-green);
    background: var(--color-mint);
    font-weight: 600;
}

.dropdown-arrow {
    transition: transform var(--transition);
}

.has-dropdown:hover .dropdown-arrow {
    transform: rotate(180deg);
}

.has-dropdown {
    position: relative;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--color-white);
    box-shadow: var(--shadow-xl);
    border-radius: var(--radius-lg);
    min-width: 240px;
    padding: 0.5rem;
    z-index: 1000;
    opacity: 0;
    transform: translateY(10px);
    transition: all var(--transition);
}

.has-dropdown:hover .dropdown-menu {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.dropdown-menu a {
    display: block;
    padding: 0.75rem 1rem;
    color: var(--color-gray-700);
    border-radius: var(--radius);
    transition: all var(--transition);
}

.dropdown-menu a:hover {
    background: var(--color-mint);
    color: var(--color-green);
}

.dropdown-menu a.active {
    background: var(--color-mint);
    color: var(--color-green);
    font-weight: 600;
    position: relative;
}

.dropdown-menu a.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 60%;
    background: var(--color-green);
    border-radius: 2px;
}

.lang-switcher {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--color-gray-100);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
}

.lang-switcher a {
    color: var(--color-gray-500);
    transition: color var(--transition);
}

.lang-switcher a.active,
.lang-switcher a:hover {
    color: var(--color-green);
}

.lang-divider {
    color: var(--color-gray-300);
}

.mobile-menu-toggle {
    display: none;
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    cursor: pointer;
    position: relative;
}

.hamburger,
.hamburger::before,
.hamburger::after {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-gray-800);
    border-radius: 2px;
    transition: all var(--transition);
}

.hamburger {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
}

.hamburger::before { top: -8px; }
.hamburger::after { bottom: -8px; }

.mobile-menu-toggle[aria-expanded="true"] .hamburger {
    background: transparent;
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger::after {
    bottom: 0;
    transform: rotate(-45deg);
}

/* ================================
   Hero Section
================================ */
.hero {
    padding: calc(var(--header-height) + 4rem) 0 6rem;
    background: linear-gradient(135deg, var(--color-mint) 0%, var(--color-white) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 150%;
    background: radial-gradient(circle, rgba(103, 192, 144, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 700px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--color-white);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-teal);
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow);
}

.hero h1 {
    font-size: var(--font-size-6xl);
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero-description {
    font-size: var(--font-size-xl);
    color: var(--color-gray-600);
    margin-bottom: 2rem;
    max-width: 560px;
}

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

.hero-stats {
    display: flex;
    gap: 3rem;
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-gray-200);
}

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

.stat-value {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--color-green);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

/* ================================
   Services Section
================================ */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.service-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: 2rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--color-gray-100);
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-green), var(--color-teal));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition);
}

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

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 56px;
    height: 56px;
    background: var(--color-mint);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: var(--color-green);
}

.service-card h3 {
    font-size: var(--font-size-xl);
    margin-bottom: 0.75rem;
}

.service-card p {
    color: var(--color-gray-600);
    margin-bottom: 1.5rem;
}

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

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

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

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-image {
    position: relative;
}

.about-image-main {
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

.about-image-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--color-white);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.about-image-badge .number {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--color-green);
}

.about-image-badge .label {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

.about-text h2 {
    margin-bottom: 1.5rem;
}

.about-text p {
    color: var(--color-gray-600);
    margin-bottom: 1.5rem;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin: 2rem 0;
}

.about-feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 500;
}

.about-feature svg {
    color: var(--color-green);
    flex-shrink: 0;
}

/* ================================
   Process Section
================================ */
.process-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    position: relative;
}

.process-steps::before {
    content: '';
    position: absolute;
    top: 40px;
    left: 12.5%;
    right: 12.5%;
    height: 2px;
    background: linear-gradient(90deg, var(--color-green), var(--color-teal));
}

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

.step-number {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--color-green), var(--color-teal));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--color-white);
    margin: 0 auto 1.5rem;
    position: relative;
    z-index: 1;
    box-shadow: 0 8px 24px rgba(103, 192, 144, 0.4);
}

.process-step h3 {
    font-size: var(--font-size-lg);
    margin-bottom: 0.5rem;
}

.process-step p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

/* ================================
   Testimonials Section
================================ */
.testimonials {
    background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-teal) 100%);
    color: var(--color-white);
}

.testimonials .section-title,
.testimonials .section-subtitle {
    color: var(--color-white);
}

.testimonials .section-subtitle {
    opacity: 0.8;
}

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

.testimonial-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-xl);
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.testimonial-stars {
    display: flex;
    gap: 0.25rem;
    margin-bottom: 1rem;
}

.testimonial-stars svg {
    color: #fbbf24;
}

.testimonial-text {
    font-size: var(--font-size-lg);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

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

.testimonial-avatar {
    width: 48px;
    height: 48px;
    background: var(--color-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: var(--font-size-lg);
}

.testimonial-info h4 {
    color: var(--color-white);
    font-size: var(--font-size-base);
    margin-bottom: 0.25rem;
}

.testimonial-info p {
    font-size: var(--font-size-sm);
    opacity: 0.7;
}

/* ================================
   CTA Section
================================ */
.cta-section {
    background: var(--color-mint);
    text-align: center;
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
}

.cta-content h2 {
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
    margin-bottom: 2rem;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ================================
   Footer
================================ */
.site-footer {
    background: var(--color-gray-900);
    color: var(--color-gray-400);
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.footer-logo .logo-text {
    font-size: var(--font-size-xl);
    font-weight: 800;
    color: var(--color-white);
}

.footer-description {
    font-size: var(--font-size-sm);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

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

.footer-social a {
    width: 40px;
    height: 40px;
    background: var(--color-gray-800);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gray-400);
    transition: all var(--transition);
}

.footer-social a:hover {
    background: var(--color-green);
    color: var(--color-white);
}

.footer-links h4,
.footer-services h4,
.footer-contact h4 {
    color: var(--color-white);
    font-size: var(--font-size-base);
    margin-bottom: 1.5rem;
}

.footer-links ul li,
.footer-services ul li {
    margin-bottom: 0.75rem;
}

.footer-links a,
.footer-services a {
    font-size: var(--font-size-sm);
    transition: color var(--transition);
}

.footer-links a:hover,
.footer-services a:hover {
    color: var(--color-green);
}

.footer-contact address {
    font-style: normal;
}

.footer-contact p {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-size: var(--font-size-sm);
    margin-bottom: 1rem;
}

.footer-contact svg {
    flex-shrink: 0;
    margin-top: 2px;
    color: var(--color-green);
}

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

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid var(--color-gray-800);
    font-size: var(--font-size-sm);
}

.footer-legal {
    display: flex;
    gap: 2rem;
}

.footer-legal a {
    transition: color var(--transition);
}

.footer-legal a:hover {
    color: var(--color-green);
}

/* ================================
   Page Templates
================================ */
.page-hero {
    padding: calc(var(--header-height) + 3rem) 0 3rem;
    background: linear-gradient(135deg, var(--color-mint) 0%, var(--color-white) 100%);
    text-align: center;
}

.page-hero h1 {
    margin-bottom: 1rem;
}

.page-hero p {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
    max-width: 600px;
    margin: 0 auto;
}

.breadcrumb {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    font-size: var(--font-size-sm);
}

.breadcrumb a {
    color: var(--color-gray-500);
    transition: color var(--transition);
}

.breadcrumb a:hover {
    color: var(--color-green);
}

.breadcrumb span {
    color: var(--color-gray-400);
}

/* ================================
   Service Page Specific
================================ */
.service-intro {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: start;
}

.service-main h2 {
    margin-bottom: 1rem;
}

.service-main p {
    color: var(--color-gray-600);
    margin-bottom: 1.5rem;
}

.service-sidebar {
    background: var(--color-gray-50);
    border-radius: var(--radius-xl);
    padding: 2rem;
    position: sticky;
    top: calc(var(--header-height) + 2rem);
}

.service-sidebar h3 {
    font-size: var(--font-size-lg);
    margin-bottom: 1rem;
}

.service-sidebar ul {
    margin-bottom: 1.5rem;
}

.service-sidebar li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0;
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

.service-sidebar li svg {
    color: var(--color-green);
    flex-shrink: 0;
}

.included-list {
    margin: 2rem 0;
}

.included-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--color-gray-200);
}

.included-list li:last-child {
    border-bottom: none;
}

.included-list svg {
    color: var(--color-green);
    flex-shrink: 0;
    margin-top: 2px;
}

.service-process {
    background: var(--color-gray-50);
}

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

.process-item {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    display: flex;
    gap: 1rem;
}

.process-item-number {
    width: 40px;
    height: 40px;
    background: var(--color-mint);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--color-green);
    flex-shrink: 0;
}

.process-item h4 {
    font-size: var(--font-size-base);
    margin-bottom: 0.5rem;
}

.process-item p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

.case-study-box {
    background: linear-gradient(135deg, var(--color-navy), var(--color-teal));
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    color: var(--color-white);
}

.case-study-box h3 {
    color: var(--color-white);
    margin-bottom: 1rem;
}

.case-study-box p {
    opacity: 0.9;
    margin-bottom: 1.5rem;
}

.case-study-results {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

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

.result-value {
    font-size: var(--font-size-3xl);
    font-weight: 800;
}

.result-label {
    font-size: var(--font-size-sm);
    opacity: 0.8;
}

/* ================================
   FAQ Section
================================ */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    margin-bottom: 1rem;
    border: 1px solid var(--color-gray-200);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.5rem;
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    font-weight: 600;
    color: var(--color-navy);
    transition: background var(--transition);
}

.faq-question:hover {
    background: var(--color-gray-50);
}

.faq-icon {
    width: 24px;
    height: 24px;
    transition: transform var(--transition);
}

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

.faq-answer {
    display: none;
    padding: 0 1.5rem 1.25rem;
    color: var(--color-gray-600);
}

.faq-item.active .faq-answer {
    display: block;
}

/* ================================
   Related Services
================================ */
.related-services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

/* ================================
   Contact Page
================================ */
.contact-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
}

.contact-form {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    box-shadow: var(--shadow-lg);
}

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

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--color-gray-700);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius);
    font-size: var(--font-size-base);
    transition: all var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-green);
    box-shadow: 0 0 0 3px rgba(103, 192, 144, 0.2);
}

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

.contact-info-cards {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-info-card {
    background: var(--color-gray-50);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    display: flex;
    gap: 1rem;
}

.contact-info-card svg {
    width: 24px;
    height: 24px;
    color: var(--color-green);
    flex-shrink: 0;
}

.contact-info-card h4 {
    font-size: var(--font-size-base);
    margin-bottom: 0.25rem;
}

.contact-info-card p,
.contact-info-card a {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

.contact-info-card a:hover {
    color: var(--color-green);
}

/* ================================
   Team Section
================================ */
.team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.team-member {
    text-align: center;
}

.team-photo {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    margin: 0 auto 1.5rem;
    overflow: hidden;
    background: var(--color-gray-200);
}

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

.team-member h3 {
    font-size: var(--font-size-lg);
    margin-bottom: 0.25rem;
}

.team-member .title {
    color: var(--color-green);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

/* ================================
   Stats Grid
================================ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    text-align: center;
}

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

/* ================================
   404 Page - Enhanced
================================ */
.error-page-hero {
    padding: calc(var(--header-height) + 3rem) 0 3rem;
    background: linear-gradient(180deg, var(--color-mint) 0%, var(--color-white) 100%);
}

.error-content {
    display: flex;
    align-items: center;
    gap: 3rem;
    max-width: 900px;
    margin: 0 auto;
}

.error-illustration {
    flex-shrink: 0;
}

.error-illustration svg {
    width: 200px;
    height: 200px;
}

.error-text {
    flex: 1;
}

.error-code {
    display: inline-block;
    font-size: 5rem;
    font-weight: 800;
    color: var(--color-green);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.error-text h1 {
    font-size: var(--font-size-3xl);
    margin-bottom: 1rem;
}

.error-description {
    color: var(--color-gray-600);
    font-size: var(--font-size-lg);
    margin-bottom: 1.5rem;
}

.error-search {
    margin-bottom: 1.5rem;
}

.search-label {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    margin-bottom: 0.5rem;
}

.search-form {
    display: flex;
    gap: 0.5rem;
}

.search-input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius);
    font-size: var(--font-size-base);
    transition: border-color var(--transition);
}

.search-input:focus {
    outline: none;
    border-color: var(--color-green);
}

.search-btn {
    padding: 0.75rem 1rem;
    background: var(--color-green);
    color: white;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    transition: background var(--transition);
}

.search-btn:hover {
    background: var(--color-teal);
}

.error-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.error-actions .btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

/* Suggestions Section */
.error-suggestions {
    padding: 2rem 0;
    background: var(--color-white);
}

.error-suggestions h2 {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    font-size: var(--font-size-xl);
    margin-bottom: 1.5rem;
    color: var(--color-teal);
}

.suggestions-grid {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.suggestion-card {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.5rem;
    background: var(--color-gray-50);
    border-radius: var(--radius);
    color: var(--color-navy);
    font-weight: 500;
    transition: all var(--transition);
    border: 2px solid transparent;
}

.suggestion-card:hover {
    background: var(--color-mint);
    border-color: var(--color-green);
    transform: translateY(-2px);
}

.suggestion-card svg {
    color: var(--color-green);
}

/* Navigation Section */
.error-navigation {
    padding: 3rem 0;
    background: var(--color-gray-50);
}

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

.nav-section h3 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: var(--font-size-lg);
    color: var(--color-navy);
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--color-green);
}

.nav-section h3 svg {
    color: var(--color-green);
}

.nav-section ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.nav-section li {
    margin-bottom: 0.5rem;
}

.nav-section a {
    color: var(--color-gray-600);
    transition: color var(--transition);
}

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

.nav-section-cta {
    background: var(--color-white);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.nav-section-cta p {
    color: var(--color-gray-600);
    margin-bottom: 1rem;
    font-size: var(--font-size-sm);
}

/* 404 Page Responsive */
@media (max-width: 768px) {
    .error-content {
        flex-direction: column;
        text-align: center;
    }

    .error-illustration svg {
        width: 150px;
        height: 150px;
    }

    .error-code {
        font-size: 4rem;
    }

    .error-text h1 {
        font-size: var(--font-size-2xl);
    }

    .error-actions {
        justify-content: center;
    }

    .nav-sections {
        grid-template-columns: 1fr;
    }

    .suggestions-grid {
        flex-direction: column;
        align-items: center;
    }

    .suggestion-card {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .error-page-hero {
        padding: calc(var(--header-height) + 2rem) 0 2rem;
    }

    .error-code {
        font-size: 3rem;
    }

    .error-actions {
        flex-direction: column;
    }

    .error-actions .btn {
        width: 100%;
        justify-content: center;
    }

    .search-form {
        flex-direction: column;
    }

    .search-btn {
        width: 100%;
    }
}

/* ================================
   Form Messages
================================ */
.form-message {
    padding: 1rem;
    border-radius: var(--radius);
    margin-bottom: 1.5rem;
    font-size: var(--font-size-sm);
}

.form-message.success {
    background: var(--color-mint);
    color: var(--color-teal);
}

.form-message.error {
    background: #fef2f2;
    color: #dc2626;
}

/* ================================
   Animations
================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

/* ================================
   Responsive Design
================================ */
@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }

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

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

    .process-steps::before {
        display: none;
    }

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

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

    .service-intro {
        grid-template-columns: 1fr;
    }

    .service-sidebar {
        position: static;
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 70px;
    }

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

    .main-nav {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--color-white);
        flex-direction: column;
        padding: 2rem;
        transform: translateX(100%);
        transition: transform var(--transition-slow);
        overflow-y: auto;
    }

    .main-nav.active {
        transform: translateX(0);
    }

    .nav-links {
        flex-direction: column;
        width: 100%;
        gap: 0;
    }

    .nav-links > li {
        width: 100%;
        border-bottom: 1px solid var(--color-gray-100);
    }

    .nav-links > li > a {
        padding: 1rem 0;
        width: 100%;
    }

    .has-dropdown .dropdown-menu {
        position: static;
        box-shadow: none;
        padding: 0 0 0 1rem;
        background: var(--color-gray-50);
        border-radius: var(--radius);
        margin-bottom: 0.5rem;
    }

    .lang-switcher {
        margin-top: 2rem;
    }

    .hero h1 {
        font-size: var(--font-size-4xl);
    }

    .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
    }

    .section-title {
        font-size: var(--font-size-3xl);
    }

    .services-grid,
    .testimonials-grid,
    .related-services-grid,
    .process-steps,
    .process-grid {
        grid-template-columns: 1fr;
    }

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

    .about-features {
        grid-template-columns: 1fr;
    }

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

    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-brand {
        max-width: none;
    }

    .footer-social {
        justify-content: center;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

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

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

    .case-study-results {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .error-page h1 {
        font-size: 5rem;
    }

    .error-actions {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: calc(var(--header-height) + 2rem) 0 4rem;
    }

    .hero h1 {
        font-size: var(--font-size-3xl);
    }

    .section {
        padding: 3rem 0;
    }

    .btn {
        width: 100%;
    }

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

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

/* ================================
   SEO Animations & Illustrations
================================ */

/* Keyframe Animations */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

@keyframes floatSlow {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-15px) rotate(5deg); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.05); opacity: 0.8; }
}

@keyframes drawLine {
    to { stroke-dashoffset: 0; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes growBar {
    from { transform: scaleY(0); }
    to { transform: scaleY(1); }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes rotateSearch {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes blink {
    0%, 50%, 100% { opacity: 1; }
    25%, 75% { opacity: 0.3; }
}

@keyframes countUp {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Hero Section with Illustration */
.hero {
    display: flex;
    align-items: center;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-illustration {
    position: relative;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.seo-dashboard {
    position: relative;
    width: 100%;
    max-width: 450px;
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    padding: 1.5rem;
    animation: fadeInUp 0.8s ease-out;
}

.dashboard-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--color-gray-200);
}

.dashboard-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dashboard-dot.red { background: #ff5f57; }
.dashboard-dot.yellow { background: #ffbd2e; }
.dashboard-dot.green { background: #28ca41; }

.dashboard-title {
    margin-left: auto;
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

.dashboard-chart {
    height: 200px;
    margin-bottom: 1rem;
    position: relative;
}

.chart-bars {
    display: flex;
    align-items: flex-end;
    justify-content: space-around;
    height: 100%;
    padding: 0 1rem;
}

.chart-bar {
    width: 30px;
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    transform-origin: bottom;
    animation: growBar 1s ease-out forwards;
}

.chart-bar:nth-child(1) { height: 40%; background: var(--color-mint); animation-delay: 0.1s; }
.chart-bar:nth-child(2) { height: 55%; background: var(--color-green); animation-delay: 0.2s; }
.chart-bar:nth-child(3) { height: 45%; background: var(--color-teal); animation-delay: 0.3s; }
.chart-bar:nth-child(4) { height: 70%; background: var(--color-green); animation-delay: 0.4s; }
.chart-bar:nth-child(5) { height: 60%; background: var(--color-teal); animation-delay: 0.5s; }
.chart-bar:nth-child(6) { height: 85%; background: var(--color-navy); animation-delay: 0.6s; }
.chart-bar:nth-child(7) { height: 95%; background: linear-gradient(to top, var(--color-green), var(--color-teal)); animation-delay: 0.7s; }

.dashboard-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.dash-stat {
    text-align: center;
    padding: 0.75rem;
    background: var(--color-gray-50);
    border-radius: var(--radius);
}

.dash-stat-value {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-navy);
}

.dash-stat-value.green { color: var(--color-green); }

.dash-stat-label {
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
    margin-top: 0.25rem;
}

/* Floating Elements */
.floating-element {
    position: absolute;
    animation: float 6s ease-in-out infinite;
}

.floating-element.search-icon {
    top: 10%;
    right: 10%;
    animation-delay: 0s;
}

.floating-element.chart-icon {
    bottom: 15%;
    left: 5%;
    animation-delay: 2s;
}

.floating-element.link-icon {
    top: 30%;
    left: -5%;
    animation-delay: 4s;
}

.floating-element svg {
    filter: drop-shadow(0 4px 6px rgba(0,0,0,0.1));
}

/* Search Animation */
.search-animation {
    position: absolute;
    top: 5%;
    right: 0;
    width: 60px;
    height: 60px;
    background: var(--color-white);
    border-radius: 50%;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    animation: floatSlow 4s ease-in-out infinite;
}

.search-animation svg {
    color: var(--color-green);
}

/* Growth Arrow */
.growth-indicator {
    position: absolute;
    bottom: 10%;
    right: 5%;
    background: var(--color-green);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: var(--font-size-sm);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    animation: pulse 2s ease-in-out infinite;
    box-shadow: var(--shadow-md);
}

/* Ranking Position Card */
.ranking-card {
    position: absolute;
    top: 15%;
    left: -10%;
    background: var(--color-white);
    padding: 1rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    animation: floatSlow 5s ease-in-out infinite;
    animation-delay: 1s;
}

.ranking-card-title {
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
    margin-bottom: 0.25rem;
}

.ranking-card-value {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--color-navy);
}

.ranking-card-change {
    font-size: var(--font-size-xs);
    color: var(--color-green);
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

/* About Section Illustration */
.about-illustration {
    position: relative;
    height: 400px;
    background: linear-gradient(135deg, var(--color-mint), var(--color-green));
    border-radius: var(--radius-xl);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.seo-graphic {
    position: relative;
    width: 80%;
    height: 80%;
}

.seo-graphic svg {
    width: 100%;
    height: 100%;
}

.seo-graphic .line-chart {
    stroke-dasharray: 500;
    stroke-dashoffset: 500;
    animation: drawLine 2s ease-out forwards;
}

/* Process Section Animations */
.process-step {
    animation: fadeInUp 0.6s ease-out backwards;
}

.process-step:nth-child(1) { animation-delay: 0.1s; }
.process-step:nth-child(2) { animation-delay: 0.2s; }
.process-step:nth-child(3) { animation-delay: 0.3s; }
.process-step:nth-child(4) { animation-delay: 0.4s; }

/* Service Card Hover Animations */
.service-card {
    transition: transform var(--transition-slow), box-shadow var(--transition-slow);
}

.service-card:hover {
    transform: translateY(-8px);
}

.service-card:hover .service-icon {
    animation: pulse 0.6s ease-in-out;
}

/* Testimonial Card Animations */
.testimonial-card {
    animation: fadeInUp 0.6s ease-out backwards;
}

.testimonial-card:nth-child(1) { animation-delay: 0.1s; }
.testimonial-card:nth-child(2) { animation-delay: 0.2s; }
.testimonial-card:nth-child(3) { animation-delay: 0.3s; }

/* Responsive Adjustments for Hero Illustration */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

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

    .hero-illustration {
        height: 350px;
        order: -1;
    }

    .ranking-card {
        left: 5%;
    }

    .hero-description {
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
    }

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

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

@media (max-width: 768px) {
    .hero-illustration {
        height: 280px;
    }

    .seo-dashboard {
        transform: scale(0.85);
    }

    .ranking-card,
    .search-animation,
    .growth-indicator {
        display: none;
    }

    .floating-element {
        display: none;
    }
}

@media (max-width: 480px) {
    .hero-illustration {
        height: 220px;
    }

    .seo-dashboard {
        transform: scale(0.75);
        padding: 1rem;
    }

    .dashboard-stats {
        grid-template-columns: 1fr;
    }
}

/* Pulse Dot Animation */
.pulse-dot {
    animation: pulse 2s ease-in-out infinite;
}

/* About Illustration Adjustments */
.about-illustration {
    padding: 2rem;
}

.about-illustration svg {
    width: 100%;
    height: auto;
}

/* Line chart draw animation */
.about-illustration .line-chart {
    stroke-dasharray: 1000;
    stroke-dashoffset: 1000;
    animation: drawLine 3s ease-out forwards;
}

/* ================================
   What We Do - Keyword Carousel
================================ */
.what-we-do {
    padding-top: 4rem;
    padding-bottom: 4rem;
    background: linear-gradient(180deg, var(--color-white) 0%, var(--color-mint) 50%, var(--color-white) 100%);
    overflow: hidden;
}

.what-we-do .container {
    margin-bottom: 2.5rem;
}

.keyword-carousel-wrapper {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding: 1rem 0;
}

.keyword-carousel-row {
    width: 100%;
    overflow: hidden;
    position: relative;
    mask-image: linear-gradient(to right, transparent 0%, black 5%, black 95%, transparent 100%);
    -webkit-mask-image: linear-gradient(to right, transparent 0%, black 5%, black 95%, transparent 100%);
}

.keyword-carousel-track {
    display: flex;
    gap: 1rem;
    width: max-content;
    animation: scrollCarousel 240s linear infinite;
}

.keyword-carousel-row[data-speed="240"] .keyword-carousel-track {
    animation-duration: 240s;
}

.keyword-carousel-row[data-speed="220"] .keyword-carousel-track {
    animation-duration: 220s;
}

.keyword-carousel-row[data-speed="280"] .keyword-carousel-track {
    animation-duration: 280s;
}

.keyword-carousel-row.reverse .keyword-carousel-track {
    animation-direction: reverse;
}

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

.keyword-carousel-row:hover .keyword-carousel-track {
    animation-play-state: paused;
}

.keyword-card {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1.5rem;
    background: var(--color-white);
    border: 2px solid transparent;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.keyword-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--color-green) 0%, var(--color-teal) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 0;
}

.keyword-card:hover {
    border-color: var(--color-green);
    transform: translateY(-3px) scale(1.02);
    box-shadow: var(--shadow-xl);
}

.keyword-card:hover::before {
    opacity: 1;
}

.keyword-card:hover .keyword-text,
.keyword-card:hover .keyword-arrow {
    color: var(--color-white);
}

.keyword-text {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-navy);
    text-transform: capitalize;
    position: relative;
    z-index: 1;
    transition: color 0.3s ease;
}

.keyword-arrow {
    color: var(--color-green);
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
    flex-shrink: 0;
}

.keyword-card:hover .keyword-arrow {
    transform: translateX(4px);
}

/* ================================
   Keyword Popup Modal
================================ */
.keyword-popup {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.keyword-popup.active {
    opacity: 1;
    visibility: visible;
}

.keyword-popup-overlay {
    position: absolute;
    inset: 0;
    background: rgba(18, 65, 112, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.keyword-popup-content {
    position: relative;
    width: 100%;
    max-width: 800px;
    max-height: 85vh;
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.4);
    overflow: hidden;
    transform: translateY(30px) scale(0.95);
    transition: transform 0.3s ease;
}

.keyword-popup.active .keyword-popup-content {
    transform: translateY(0) scale(1);
}

.keyword-popup-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-gray-100);
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    color: var(--color-gray-600);
    transition: all 0.2s ease;
    z-index: 10;
}

.keyword-popup-close:hover {
    background: var(--color-navy);
    color: var(--color-white);
    transform: rotate(90deg);
}

.keyword-popup-body {
    padding: 2.5rem;
    max-height: 85vh;
    overflow-y: auto;
}

.keyword-popup-body h3 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-navy);
    margin-bottom: 1.5rem;
    padding-right: 3rem;
    text-transform: capitalize;
    position: relative;
}

.keyword-popup-body h3::after {
    content: '';
    position: absolute;
    bottom: -0.5rem;
    left: 0;
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-green), var(--color-teal));
    border-radius: 2px;
}

.keyword-popup-body .article-content {
    font-size: var(--font-size-base);
    line-height: 1.8;
    color: var(--color-gray-700);
}

.keyword-popup-body .article-content h1,
.keyword-popup-body .article-content h2,
.keyword-popup-body .article-content h3,
.keyword-popup-body .article-content h4 {
    color: var(--color-navy);
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

.keyword-popup-body .article-content h1 { font-size: var(--font-size-2xl); }
.keyword-popup-body .article-content h2 { font-size: var(--font-size-xl); }
.keyword-popup-body .article-content h3 { font-size: var(--font-size-lg); }

.keyword-popup-body .article-content p {
    margin-bottom: 1rem;
}

.keyword-popup-body .article-content ul,
.keyword-popup-body .article-content ol {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
}

.keyword-popup-body .article-content li {
    margin-bottom: 0.5rem;
    list-style: disc;
}

.keyword-popup-body .article-content ol li {
    list-style: decimal;
}

.keyword-popup-body .article-content a {
    color: var(--color-teal);
    text-decoration: underline;
    transition: color 0.2s ease;
}

.keyword-popup-body .article-content a:hover {
    color: var(--color-green);
}

.keyword-popup-body .article-content strong,
.keyword-popup-body .article-content b {
    color: var(--color-navy);
    font-weight: 600;
}

.keyword-popup-body .article-content blockquote {
    border-left: 4px solid var(--color-green);
    padding-left: 1rem;
    margin: 1rem 0;
    font-style: italic;
    color: var(--color-gray-600);
}

/* Responsive Carousel */
@media (max-width: 768px) {
    .what-we-do {
        padding-top: 3rem;
        padding-bottom: 3rem;
    }

    .keyword-carousel-wrapper {
        gap: 0.75rem;
    }

    .keyword-card {
        padding: 0.625rem 1rem;
    }

    .keyword-text {
        font-size: var(--font-size-xs);
    }

    .keyword-popup-content {
        max-height: 90vh;
        border-radius: var(--radius-lg);
    }

    .keyword-popup-body {
        padding: 1.5rem;
    }

    .keyword-popup-body h3 {
        font-size: var(--font-size-xl);
        padding-right: 2.5rem;
    }
}

@media (max-width: 480px) {
    .keyword-card {
        padding: 0.5rem 0.875rem;
        gap: 0.5rem;
    }

    .keyword-arrow {
        width: 12px;
        height: 12px;
    }

    .keyword-popup-close {
        width: 36px;
        height: 36px;
        top: 0.75rem;
        right: 0.75rem;
    }

    .keyword-popup-body {
        padding: 1.25rem;
        padding-top: 3rem;
    }
}