/* Advanced Professional CSS - Kaz Adverts Style Design */

/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Space+Grotesk:wght@300;400;500;600;700&display=swap');

/* CSS Variables - Professional Color Palette */
:root {
    --primary-color: #6366f1;
    --primary-light: #818cf8;
    --primary-dark: #4f46e5;
    --secondary-color: #10b981;
    --secondary-light: #34d399;
    --secondary-dark: #059669;
    --accent-color: #f59e0b;
    --accent-light: #fbbf24;
    
    /* Text Colors */
    --text-primary: #0f172a;
    --text-secondary: #334155;
    --text-muted: #64748b;
    --text-light: #94a3b8;
    --text-white: #ffffff;
    
    /* Background Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --bg-dark: #0f172a;
    --bg-gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --bg-gradient-2: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #06b6d4 100%);
    --bg-gradient-3: linear-gradient(135deg, #10b981 0%, #059669 100%);
    
    /* Shadows */
    --shadow-xs: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
    --shadow-colored: 0 10px 15px -3px rgba(99, 102, 241, 0.1), 0 4px 6px -4px rgba(99, 102, 241, 0.1);
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-3xl: 2rem;
    --radius-full: 9999px;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    
    /* Transitions */
    --transition-fast: 0.15s ease-out;
    --transition-base: 0.3s ease-out;
    --transition-slow: 0.5s ease-out;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'Monaco', 'Menlo', monospace;
    
    /* Z-Index Scale */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    font-weight: 400;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Typography System */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.25;
    color: var(--text-primary);
    margin-bottom: var(--space-lg);
    letter-spacing: -0.025em;
}

h1 { 
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.05em;
}

h2 { 
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    line-height: 1.2;
}

h3 { 
    font-size: clamp(1.5rem, 3vw, 2.25rem);
    font-weight: 600;
}

h4 { 
    font-size: clamp(1.25rem, 2.5vw, 1.875rem);
    font-weight: 600;
}

h5 { 
    font-size: clamp(1.125rem, 2vw, 1.5rem);
    font-weight: 500;
}

h6 { 
    font-size: clamp(1rem, 1.5vw, 1.25rem);
    font-weight: 500;
}

p {
    margin-bottom: var(--space-lg);
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.7;
}

.lead {
    font-size: 1.25rem;
    font-weight: 400;
    line-height: 1.6;
    color: var(--text-secondary);
}

/* Links */
a {
    color: var(--primary-color);
    text-decoration: none;
    transition: all var(--transition-fast);
    position: relative;
}

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

a:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

/* Container System */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

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

.container-narrow {
    max-width: 768px;
}

.container-fluid {
    max-width: 100%;
    padding: 0 var(--space-md);
}

/* Grid System */
.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 calc(var(--space-lg) * -0.5);
}

.col {
    flex: 1;
    padding: 0 calc(var(--space-lg) * 0.5);
}

.col-1 { flex: 0 0 8.333333%; max-width: 8.333333%; }
.col-2 { flex: 0 0 16.666667%; max-width: 16.666667%; }
.col-3 { flex: 0 0 25%; max-width: 25%; }
.col-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
.col-5 { flex: 0 0 41.666667%; max-width: 41.666667%; }
.col-6 { flex: 0 0 50%; max-width: 50%; }
.col-7 { flex: 0 0 58.333333%; max-width: 58.333333%; }
.col-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
.col-9 { flex: 0 0 75%; max-width: 75%; }
.col-10 { flex: 0 0 83.333333%; max-width: 83.333333%; }
.col-11 { flex: 0 0 91.666667%; max-width: 91.666667%; }
.col-12 { flex: 0 0 100%; max-width: 100%; }

/* Button System */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-lg) var(--space-2xl);
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 500;
    line-height: 1;
    text-align: center;
    text-decoration: none;
    white-space: nowrap;
    border: none;
    border-radius: var(--radius-xl);
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    outline: none;
    user-select: none;
    transform: translateY(0);
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn:hover {
    transform: translateY(-2px);
}

.btn:active {
    transform: translateY(0);
}

/* Button Variants */
.btn-primary {
    background: var(--bg-gradient-2);
    color: var(--text-white);
    box-shadow: var(--shadow-colored);
}

.btn-primary:hover {
    box-shadow: var(--shadow-xl);
    color: var(--text-white);
}

.btn-secondary {
    background: var(--bg-gradient-3);
    color: var(--text-white);
    box-shadow: var(--shadow-lg);
}

.btn-secondary:hover {
    box-shadow: var(--shadow-xl);
    color: var(--text-white);
}

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    box-shadow: none;
}

.btn-outline:hover {
    background: var(--primary-color);
    color: var(--text-white);
    box-shadow: var(--shadow-colored);
}

.btn-ghost {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-white);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.2);
    color: var(--text-white);
}

/* Button Sizes */
.btn-sm {
    padding: var(--space-md) var(--space-lg);
    font-size: 0.875rem;
    border-radius: var(--radius-lg);
}

.btn-lg {
    padding: var(--space-xl) var(--space-3xl);
    font-size: 1.125rem;
    border-radius: var(--radius-2xl);
}

.btn-xl {
    padding: var(--space-2xl) var(--space-4xl);
    font-size: 1.25rem;
    border-radius: var(--radius-2xl);
}

/* Header & Navigation */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: all var(--transition-base);
}

.site-header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-lg);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg) 0;
    min-height: 80px;
}

.site-logo {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: -0.02em;
    transition: all var(--transition-fast);
}

.site-logo:hover {
    color: var(--primary-color);
    transform: scale(1.02);
}

/* Navigation */
.main-navigation {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.nav-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: var(--space-2xl);
}

.nav-menu li {
    position: relative;
}

.nav-menu a {
    display: block;
    padding: var(--space-md) 0;
    font-weight: 500;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition-fast);
    position: relative;
}

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

.nav-menu a:hover,
.nav-menu .current-menu-item a {
    color: var(--primary-color);
}

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

.header-cta {
    margin-left: var(--space-lg);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-primary);
    cursor: pointer;
    padding: var(--space-sm);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.mobile-menu-toggle:hover {
    background: var(--bg-secondary);
}

/* Hero Section - Kaz Adverts Style */
.hero-section {
    position: relative;
    background: var(--bg-gradient-2);
    color: var(--text-white);
    padding: calc(80px + var(--space-4xl)) 0 var(--space-4xl);
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(120, 119, 198, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 119, 198, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(120, 219, 255, 0.1) 0%, transparent 50%);
}

.hero-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="60" height="60" viewBox="0 0 60 60" xmlns="http://www.w3.org/2000/svg"><g fill="none" fill-rule="evenodd"><g fill="%23ffffff" fill-opacity="0.05" fill-rule="nonzero"><circle cx="30" cy="30" r="2"/></g></svg>');
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-white);
    margin-bottom: var(--space-2xl);
    backdrop-filter: blur(10px);
    animation: fadeInUp 0.8s ease-out;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: var(--space-2xl);
    color: var(--text-white);
    letter-spacing: -0.02em;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-title .gradient-text {
    background: linear-gradient(135deg, #ffffff 0%, #f1f5f9 50%, #e2e8f0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    font-weight: 400;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-3xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero-buttons {
    display: flex;
    gap: var(--space-lg);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--space-4xl);
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-2xl);
    margin-top: var(--space-4xl);
    animation: fadeInUp 0.8s ease-out 0.8s both;
}

.hero-stat {
    text-align: center;
    padding: var(--space-xl);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-2xl);
    backdrop-filter: blur(10px);
    transition: all var(--transition-base);
}

.hero-stat:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.15);
}

.hero-stat-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    display: block;
    color: var(--accent-color);
    margin-bottom: var(--space-sm);
    line-height: 1;
}

.hero-stat-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* Sections */
.section {
    padding: var(--space-4xl) 0;
    position: relative;
}

.section-alt {
    background: var(--bg-secondary);
}

.section-dark {
    background: var(--bg-dark);
    color: var(--text-white);
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-4xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-badge {
    display: inline-block;
    padding: var(--space-sm) var(--space-lg);
    background: var(--primary-color);
    color: var(--text-white);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-lg);
}

.section-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--space-lg);
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.25rem;
    font-weight: 400;
    line-height: 1.6;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Services Grid - Advanced */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-2xl);
    margin-top: var(--space-3xl);
}

.service-card {
    position: relative;
    background: var(--bg-primary);
    border: 1px solid rgba(0, 0, 0, 0.05);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    text-align: center;
    transition: all var(--transition-base);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--bg-gradient-2);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
    border-color: var(--primary-color);
}

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

.service-icon {
    width: 80px;
    height: 80px;
    background: var(--bg-gradient-2);
    color: var(--text-white);
    border-radius: var(--radius-2xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-xl);
    font-size: 2rem;
    box-shadow: var(--shadow-colored);
    transition: all var(--transition-base);
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
}

.service-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-lg);
    color: var(--text-primary);
}

.service-description {
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
    line-height: 1.7;
}

.service-features {
    list-style: none;
    margin-bottom: var(--space-xl);
    text-align: left;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.service-features li::before {
    content: '✓';
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    background: var(--secondary-color);
    color: var(--text-white);
    border-radius: 50%;
    font-size: 0.75rem;
    font-weight: bold;
    flex-shrink: 0;
}

.service-price {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--space-lg);
}

/* Stats Section - Enhanced */
.stats-section {
    background: var(--bg-gradient-2);
    color: var(--text-white);
    position: relative;
    overflow: hidden;
}

.stats-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="40" height="40" viewBox="0 0 40 40" xmlns="http://www.w3.org/2000/svg"><g fill="none" fill-rule="evenodd"><g fill="%23ffffff" fill-opacity="0.05"><circle cx="20" cy="20" r="1"/></g></svg>');
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-2xl);
    position: relative;
    z-index: 2;
}

.stat-item {
    text-align: center;
    padding: var(--space-xl);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-2xl);
    backdrop-filter: blur(10px);
    transition: all var(--transition-base);
}

.stat-item:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.15);
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 4rem;
    font-weight: 900;
    display: block;
    margin-bottom: var(--space-sm);
    color: var(--text-white);
    line-height: 1;
}

.stat-label {
    font-size: 1.1rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9);
}

/* Testimonials Section - Enhanced */
.testimonials-section {
    background: var(--bg-secondary);
    position: relative;
    overflow: hidden;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-2xl);
    margin-top: var(--space-3xl);
}

.testimonial-card {
    background: var(--bg-primary);
    padding: var(--space-2xl);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    position: relative;
    transition: all var(--transition-base);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: -1rem;
    left: var(--space-xl);
    font-size: 6rem;
    font-family: Georgia, serif;
    color: var(--primary-color);
    opacity: 0.1;
    line-height: 1;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-2xl);
}

.testimonial-text {
    font-size: 1.1rem;
    font-style: italic;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
    position: relative;
    z-index: 2;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.author-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--bg-gradient-2);
    color: var(--text-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.25rem;
    box-shadow: var(--shadow-colored);
}

.author-info h4 {
    margin: 0 0 var(--space-xs) 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.author-info span {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.testimonial-rating {
    display: flex;
    gap: var(--space-xs);
    margin-top: var(--space-sm);
}

.star {
    color: var(--accent-color);
    font-size: 1.1rem;
}

/* Blog Section - Enhanced */
.blog-section {
    background: var(--bg-primary);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-2xl);
    margin-top: var(--space-3xl);
}

.blog-card {
    background: var(--bg-primary);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.blog-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
}

.blog-image {
    height: 240px;
    background-size: cover;
    background-position: center;
    position: relative;
    overflow: hidden;
}

.blog-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.1) 100%);
}

.blog-content {
    padding: var(--space-2xl);
}

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

.blog-meta span {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.blog-title {
    font-size: 1.4rem;
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: var(--space-lg);
}

.blog-title a {
    color: var(--text-primary);
    transition: color var(--transition-fast);
}

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

.blog-excerpt {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-lg);
}

.read-more {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.read-more:hover {
    gap: var(--space-md);
    color: var(--primary-dark);
}

/* CTA Section - Enhanced */
.cta-section {
    background: var(--bg-gradient-2);
    color: var(--text-white);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(120, 119, 198, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 119, 198, 0.15) 0%, transparent 50%);
}

.cta-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--space-lg);
    color: var(--text-white);
}

.cta-text {
    font-size: 1.25rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-2xl);
}

.cta-buttons {
    display: flex;
    gap: var(--space-lg);
    justify-content: center;
    flex-wrap: wrap;
}

/* Footer - Enhanced */
.site-footer {
    background: var(--bg-dark);
    color: var(--text-white);
    position: relative;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-2xl);
    margin-bottom: var(--space-2xl);
    padding-bottom: var(--space-2xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-widget h4 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-white);
    margin-bottom: var(--space-lg);
}

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

.footer-widget ul li {
    margin-bottom: var(--space-md);
}

.footer-widget ul li a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-widget ul li a:hover {
    color: var(--text-white);
}

.footer-widget p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-xl);
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

.social-links {
    display: flex;
    gap: var(--space-lg);
}

.social-link {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-white);
    text-decoration: none;
    transition: all var(--transition-base);
    backdrop-filter: blur(10px);
}

.social-link:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    transform: translateY(-2px);
    color: var(--text-white);
}

/* Newsletter Widget */
.newsletter-form {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-lg);
}

.newsletter-input {
    flex: 1;
    padding: var(--space-lg);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-white);
    font-size: 1rem;
    backdrop-filter: blur(10px);
}

.newsletter-input::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.newsletter-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.newsletter-submit {
    padding: var(--space-lg) var(--space-xl);
    background: var(--primary-color);
    color: var(--text-white);
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    font-weight: 600;
}

.newsletter-submit:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

/* Trust Badges */
.trust-badges {
    background: rgba(255, 255, 255, 0.02);
    padding: var(--space-xl) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.trust-badges-content {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-3xl);
    flex-wrap: wrap;
}

.trust-badge {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    font-weight: 500;
}

.trust-badge i {
    color: var(--secondary-color);
    font-size: 1.25rem;
}

/* Pricing Tables - For Kaz Adverts Services */
.pricing-section {
    background: var(--bg-secondary);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-2xl);
    margin-top: var(--space-3xl);
}

.pricing-card {
    background: var(--bg-primary);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.pricing-card.featured {
    border-color: var(--primary-color);
    transform: scale(1.05);
}

.pricing-card.featured::before {
    content: 'Most Popular';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    background: var(--primary-color);
    color: var(--text-white);
    text-align: center;
    padding: var(--space-sm);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-8px);
}

.pricing-header {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.pricing-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
}

.pricing-price {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary-color);
    line-height: 1;
}

.pricing-period {
    font-size: 1rem;
    color: var(--text-muted);
    font-weight: 400;
}

.pricing-description {
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: var(--space-xl);
}

.pricing-features {
    list-style: none;
    margin-bottom: var(--space-2xl);
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
    color: var(--text-secondary);
}

.pricing-features li::before {
    content: '✓';
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    background: var(--secondary-color);
    color: var(--text-white);
    border-radius: 50%;
    font-size: 0.75rem;
    font-weight: bold;
    flex-shrink: 0;
}

/* Process Section - For Link Building Process */
.process-section {
    background: var(--bg-primary);
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-2xl);
    margin-top: var(--space-3xl);
}

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

.process-step::before {
    content: '';
    position: absolute;
    top: 40px;
    right: -1rem;
    width: 2rem;
    height: 2px;
    background: var(--primary-color);
    opacity: 0.3;
}

.process-step:last-child::before {
    display: none;
}

.process-number {
    width: 80px;
    height: 80px;
    background: var(--bg-gradient-2);
    color: var(--text-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 800;
    margin: 0 auto var(--space-lg);
    box-shadow: var(--shadow-colored);
}

.process-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
    color: var(--text-primary);
}

.process-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* FAQ Section */
.faq-section {
    background: var(--bg-secondary);
}

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

.faq-item {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0, 0, 0, 0.05);
    overflow: hidden;
    transition: all var(--transition-base);
}

.faq-item:hover {
    box-shadow: var(--shadow-md);
}

.faq-question {
    padding: var(--space-xl);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: none;
    border: none;
    width: 100%;
    text-align: left;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

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

.faq-icon {
    font-size: 1.5rem;
    color: var(--primary-color);
    transition: transform var(--transition-base);
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    padding: 0 var(--space-xl) var(--space-xl);
    color: var(--text-secondary);
    line-height: 1.7;
    display: none;
}

.faq-item.active .faq-answer {
    display: block;
    animation: fadeInUp 0.3s ease-out;
}

/* Portfolio/Case Studies Section */
.portfolio-section {
    background: var(--bg-primary);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--space-2xl);
    margin-top: var(--space-3xl);
}

.portfolio-item {
    background: var(--bg-primary);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.portfolio-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
}

.portfolio-image {
    height: 250px;
    background-size: cover;
    background-position: center;
    position: relative;
    overflow: hidden;
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(99, 102, 241, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-link {
    color: var(--text-white);
    font-size: 2rem;
    text-decoration: none;
    padding: var(--space-lg);
    border: 2px solid var(--text-white);
    border-radius: 50%;
    transition: all var(--transition-base);
}

.portfolio-link:hover {
    background: var(--text-white);
    color: var(--primary-color);
}

.portfolio-content {
    padding: var(--space-2xl);
}

.portfolio-title {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
    color: var(--text-primary);
}

.portfolio-description {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-lg);
}

.portfolio-tags {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.portfolio-tag {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
}

/* Contact Form Styles */
.contact-form {
    background: var(--bg-primary);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.form-group {
    margin-bottom: var(--space-xl);
}

.form-label {
    display: block;
    margin-bottom: var(--space-sm);
    font-weight: 600;
    color: var(--text-primary);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--space-lg);
    border: 2px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-family: var(--font-primary);
    background: var(--bg-primary);
    transition: all var(--transition-base);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

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

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

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

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

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* Scroll Animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

/* WordPress Core Styles */
.aligncenter { 
    display: block; 
    margin: var(--space-lg) auto; 
}

.alignleft { 
    float: left; 
    margin: 0 var(--space-lg) var(--space-lg) 0; 
}

.alignright { 
    float: right; 
    margin: 0 0 var(--space-lg) var(--space-lg); 
}

.wp-caption {
    background: var(--bg-secondary);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--radius-md);
    padding: var(--space-sm);
    max-width: 100%;
}

.wp-caption img {
    max-width: 100%;
    height: auto;
}

.wp-caption-text {
    font-size: 0.875rem;
    color: var(--text-muted);
    text-align: center;
    margin-top: var(--space-sm);
}

.screen-reader-text {
    clip: rect(1px, 1px, 1px, 1px);
    position: absolute !important;
    height: 1px;
    width: 1px;
    overflow: hidden;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .container {
        padding: 0 var(--space-lg);
    }
    
    .services-grid,
    .pricing-grid,
    .testimonials-grid,
    .blog-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: var(--space-xl);
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-lg);
    }
    
    .process-step::before {
        display: none;
    }
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: block;
    }
    
    .main-navigation {
        display: none;
    }
    
    .hero-title {
        font-size: clamp(2.5rem, 8vw, 3.5rem);
    }
    
    .hero-buttons,
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-stats,
    .stats-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .services-grid,
    .pricing-grid,
    .testimonials-grid,
    .blog-grid,
    .portfolio-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .process-steps {
        grid-template-columns: 1fr;
    }
    
    .col-4,
    .col-8 {
        flex: 0 0 100%;
        max-width: 100%;
    }
    
    .section {
        padding: var(--space-3xl) 0;
    }
    
    .section-title {
        font-size: clamp(2rem, 6vw, 2.5rem);
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-lg);
        text-align: center;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .pricing-card.featured:hover {
        transform: translateY(-8px);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-md);
    }
    
    .hero-section {
        padding: calc(80px + var(--space-2xl)) 0 var(--space-2xl);
        min-height: auto;
    }
    
    .hero-title {
        font-size: clamp(2rem, 8vw, 2.5rem);
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .service-card,
    .pricing-card,
    .testimonial-card,
    .contact-form {
        padding: var(--space-xl);
    }
    
    .service-icon,
    .process-number {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    .btn {
        width: 100%;
        max-width: 280px;
    }
    
    .section-header {
        margin-bottom: var(--space-2xl);
    }
    
    .trust-badges-content {
        flex-direction: column;
        gap: var(--space-lg);
    }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-grid { display: grid; }

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

.w-full { width: 100%; }
.h-full { height: 100%; }

.m-0 { margin: 0; }
.mt-1 { margin-top: var(--space-xs); }
.mt-2 { margin-top: var(--space-sm); }
.mt-3 { margin-top: var(--space-md); }
.mt-4 { margin-top: var(--space-lg); }
.mt-5 { margin-top: var(--space-xl); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-xs); }
.mb-2 { margin-bottom: var(--space-sm); }
.mb-3 { margin-bottom: var(--space-md); }
.mb-4 { margin-bottom: var(--space-lg); }
.mb-5 { margin-bottom: var(--space-xl); }

.p-0 { padding: 0; }
.p-1 { padding: var(--space-xs); }
.p-2 { padding: var(--space-sm); }
.p-3 { padding: var(--space-md); }
.p-4 { padding: var(--space-lg); }
.p-5 { padding: var(--space-xl); }

.text-primary { color: var(--primary-color); }
.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }
.text-white { color: var(--text-white); }

.bg-primary { background-color: var(--primary-color); }
.bg-secondary { background-color: var(--bg-secondary); }
.bg-white { background-color: var(--bg-primary); }
.bg-dark { background-color: var(--bg-dark); }

.border-radius-sm { border-radius: var(--radius-sm); }
.border-radius-md { border-radius: var(--radius-md); }
.border-radius-lg { border-radius: var(--radius-lg); }
.border-radius-xl { border-radius: var(--radius-xl); }

.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }

/* Custom Kaz Adverts Specific Styles */
.link-building-icon::before {
    content: '🔗';
}

.guest-post-icon::before {
    content: '✍️';
}

.outreach-icon::before {
    content: '📧';
}

.content-marketing-icon::before {
    content: '📝';
}

.seo-boost-badge {
    background: var(--bg-gradient-3);
    color: var(--text-white);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.domain-authority-meter {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    margin: var(--space-lg) 0;
}

.da-score {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-color);
}

.backlink-quality-indicator {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    background: var(--secondary-color);
    color: var(--text-white);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
}

/* Performance optimizations */
* {
    will-change: auto;
}

.btn,
.service-card,
.testimonial-card,
.blog-card,
.pricing-card,
.portfolio-item {
    will-change: transform;
}

/* Print styles */
@media print {
    .site-header,
    .mobile-menu-toggle,
    .btn,
    .social-links,
    .newsletter-form {
        display: none !important;
    }
    
    .section {
        page-break-inside: avoid;
        padding: var(--space-lg) 0;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
        color: #000;
        background: #fff;
    }
    
    h1, h2, h3, h4, h5, h6 {
        page-break-after: avoid;
        color: #000;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --text-primary: #000000;
        --text-secondary: #000000;
        --bg-primary: #ffffff;
        --bg-secondary: #f0f0f0;
        --primary-color: #0066cc;
        --secondary-color: #009900;
    }
    
    .btn {
        border: 2px solid currentColor;
    }
    
    .service-card,
    .testimonial-card,
    .blog-card,
    .pricing-card {
        border: 2px solid #000000;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .animate-on-scroll {
        opacity: 1;
        transform: none;
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    :root {
        --text-primary: #f8fafc;
        --text-secondary: #e2e8f0;
        --text-muted: #94a3b8;
        --text-light: #64748b;
        --bg-primary: #0f172a;
        --bg-secondary: #1e293b;
        --bg-tertiary: #334155;
        --bg-dark: #020617;
    }
    
    .service-card,
    .testimonial-card,
    .blog-card,
    .pricing-card,
    .portfolio-item,
    .contact-form,
    .faq-item {
        background: var(--bg-secondary);
        border-color: rgba(255, 255, 255, 0.1);
    }
    
    .form-input,
    .form-textarea,
    .form-select {
        background: var(--bg-secondary);
        border-color: rgba(255, 255, 255, 0.2);
        color: var(--text-primary);
    }
}

/* Focus styles for better accessibility */
.btn:focus,
.nav-menu a:focus,
.form-input:focus,
.form-textarea:focus,
.form-select:focus,
.faq-question:focus {
    outline: 3px solid var(--primary-color);
    outline-offset: 2px;
}

/* Skip link for screen readers */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--primary-color);
    color: var(--text-white);
    padding: 8px;
    text-decoration: none;
    border-radius: var(--radius-sm);
    z-index: 9999;
}

.skip-link:focus {
    top: 6px;
}

/* Loading states */
.loading {
    opacity: 0.6;
    pointer-events: none;
    position: relative;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--primary-color);
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Error states */
.error {
    color: #dc2626;
    border-color: #dc2626 !important;
}

.success {
    color: #059669;
    border-color: #059669 !important;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

/* Selection styles */
::selection {
    background: var(--primary-color);
    color: var(--text-white);
}

::-moz-selection {
    background: var(--primary-color);
    color: var(--text-white);
}

/* Image optimization */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

.lazy-image {
    opacity: 0;
    transition: opacity 0.3s;
}

.lazy-image.loaded {
    opacity: 1;
}

/* Table styles for data presentation */
.data-table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--space-lg) 0;
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.data-table th,
.data-table td {
    padding: var(--space-lg);
    text-align: left;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.data-table th {
    background: var(--bg-secondary);
    font-weight: 600;
    color: var(--text-primary);
}

.data-table tr:hover {
    background: var(--bg-secondary);
}

/* Code blocks for technical content */
.code-block {
    background: var(--bg-dark);
    color: var(--text-white);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    line-height: 1.5;
    overflow-x: auto;
    margin: var(--space-lg) 0;
}

.inline-code {
    background: var(--bg-secondary);
    color: var(--primary-color);
    padding: 0.2em 0.4em;
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 0.9em;
}

/* Breadcrumb navigation */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-lg) 0;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.breadcrumb a {
    color: var(--text-muted);
    text-decoration: none;
}

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

.breadcrumb-separator {
    color: var(--text-light);
}

/* Progress bars for metrics */
.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--bg-secondary);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin: var(--space-sm) 0;
}

.progress-fill {
    height: 100%;
    background: var(--bg-gradient-2);
    border-radius: var(--radius-full);
    transition: width 1s ease-out;
}

/* Alert/notification styles */
.alert {
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    margin: var(--space-lg) 0;
    border: 1px solid;
}

.alert-info {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--secondary-color);
    border-color: var(--secondary-color);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--accent-color);
    border-color: var(--accent-color);
}

.alert-error {
    background: rgba(220, 38, 38, 0.1);
    color: #dc2626;
    border-color: #dc2626;
}

/* Badge/tag styles */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-xs) var(--space-sm);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

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

.badge-secondary {
    background: var(--secondary-color);
    color: var(--text-white);
}

.badge-accent {
    background: var(--accent-color);
    color: var(--text-white);
}

/* Tooltip styles */
.tooltip {
    position: relative;
    cursor: help;
}

.tooltip::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%);
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-dark);
    color: var(--text-white);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast);
    z-index: var(--z-tooltip);
}

.tooltip::after {
    content: '';
    position: absolute;
    bottom: 115%;
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: var(--bg-dark);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.tooltip:hover::before,
.tooltip:hover::after {
    opacity: 1;
}

/* Final utility classes */
.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }
.overflow-x-auto { overflow-x: auto; }
.overflow-y-auto { overflow-y: auto; }

.position-relative { position: relative; }
.position-absolute { position: absolute; }
.position-fixed { position: fixed; }
.position-sticky { position: sticky; }

.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-30 { z-index: 30; }
.z-40 { z-index: 40; }
.z-50 { z-index: 50; }

.opacity-0 { opacity: 0; }
.opacity-25 { opacity: 0.25; }
.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }
.opacity-100 { opacity: 1; }

.pointer-events-none { pointer-events: none; }
.pointer-events-auto { pointer-events: auto; }

.cursor-pointer { cursor: pointer; }
.cursor-not-allowed { cursor: not-allowed; }
.cursor-default { cursor: default; }

.select-none { user-select: none; }
.select-all { user-select: all; }
.select-auto { user-select: auto; }

/* End of CSS */