/*
Theme Name: ZetaVue Performance Testing Suite
Theme URI: https://zetavue.com/performance-suite
Description: A comprehensive performance testing and validation pipeline for WordPress with Core Web Vitals monitoring, Lighthouse CI integration, and real-time performance analytics.
Version: 1.0.0
Author: ZetaVue Performance Team
Author URI: https://zetavue.com
License: GPL v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: zetavue-performance
Domain Path: /languages
Requires at least: 5.8
Tested up to: 6.6
Requires PHP: 7.4

ZetaVue Performance Testing Suite - Phase 8 Implementation
Complete performance monitoring and optimization platform
*/

/* ===================================
   CSS RESET & BASE STYLES
   =================================== */
*{box-sizing:border-box;margin:0;padding:0}
html{line-height:1.15;-webkit-text-size-adjust:100%}
body{margin:0;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;line-height:1.6;color:var(--primary-blue);background-color:var(--white)}
img{max-width:100%;height:auto;border-style:none}
button{font-family:inherit;font-size:100%;line-height:1.15;margin:0;overflow:visible;text-transform:none;border:none;background:none;cursor:pointer}
button::-moz-focus-inner{border-style:none;padding:0}

/* ===================================
   CSS CUSTOM PROPERTIES (VARIABLES)
   =================================== */
:root{--primary-blue:#1a1a2e;--secondary-blue:#16213e;--tech-blue:#0f4c75;--accent-cyan:#00d4ff;--white:#ffffff;--light-gray:#f8f9fa;--dark-gray:#6c757d;--border-radius:8px;--transition-speed:0.3s;--shadow-sm:0 1px 2px 0 rgba(0,0,0,0.05);--shadow-md:0 4px 6px -1px rgba(0,0,0,0.1),0 2px 4px -1px rgba(0,0,0,0.06);--shadow-lg:0 10px 15px -3px rgba(0,0,0,0.1),0 4px 6px -2px rgba(0,0,0,0.05)}

/* ===================================
   LAYOUT COMPONENTS
   =================================== */
.container{max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:640px){.container{padding:0 24px}}
@media (min-width:1024px){.container{padding:0 32px}}

/* Grid System */
.grid{display:grid;gap:1.5rem}
.grid-cols-1{grid-template-columns:repeat(1,minmax(0,1fr))}
.grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}
@media (min-width:768px){.md\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.md\:grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media (min-width:1024px){.lg\:grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.lg\:grid-cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}}

/* Flexbox Utilities */
.flex{display:flex}
.flex-col{flex-direction:column}
.items-center{align-items:center}
.justify-center{justify-content:center}
.justify-between{justify-content:space-between}
.gap-2{gap:0.5rem}
.gap-4{gap:1rem}
.gap-6{gap:1.5rem}
.flex-wrap{flex-wrap:wrap}

/* ===================================
   COMPONENTS
   =================================== */

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 24px;border-radius:var(--border-radius);font-weight:600;text-decoration:none;transition:all var(--transition-speed) ease;text-align:center;cursor:pointer}
.btn-primary{background-color:var(--tech-blue);color:var(--white);box-shadow:var(--shadow-md)}
.btn-primary:hover:not(:disabled){background-color:#0a3a5a;transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.btn-secondary{background-color:#e5e7eb;color:#374151;box-shadow:var(--shadow-sm)}
.btn-secondary:hover:not(:disabled){background-color:#d1d5db;transform:translateY(-1px)}
.btn-sm{padding:8px 16px;font-size:0.875rem}
.btn:disabled{opacity:0.6;cursor:not-allowed}

/* Cards */
.card{background-color:var(--white);border-radius:var(--border-radius);box-shadow:var(--shadow-md);overflow:hidden;transition:all var(--transition-speed) ease}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}

/* Product Card */
.product-card{background-color:var(--white);border-radius:var(--border-radius);box-shadow:var(--shadow-md);overflow:hidden;transition:all var(--transition-speed) ease}
.product-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.product-image{aspect-ratio:1/1;overflow:hidden;background:linear-gradient(135deg,#f3f4f6,#e5e7eb)}
.product-image img{width:100%;height:100%;object-fit:cover;transition:transform var(--transition-speed) ease}
.product-card:hover .product-image img{transform:scale(1.05)}
.product-content{padding:1.5rem}
.product-title{margin:0 0 0.75rem;font-size:1.125rem;font-weight:600;line-height:1.4}
.product-title a{text-decoration:none;color:var(--primary-blue);transition:color var(--transition-speed) ease}
.product-title a:hover{color:var(--accent-cyan)}
.product-meta{font-size:0.875rem;color:var(--dark-gray);margin-bottom:1rem}

/* Form Controls */
.form-control{display:block;width:100%;padding:12px 16px;border:1px solid #d1d5db;border-radius:var(--border-radius);font-size:1rem;line-height:1.5;transition:border-color var(--transition-speed) ease,box-shadow var(--transition-speed) ease;background-color:var(--white)}
.form-control:focus{outline:none;border-color:var(--accent-cyan);box-shadow:0 0 0 3px rgba(0,212,255,0.1)}
.form-group{display:flex;gap:0.5rem}
.form-group.flex-col{flex-direction:column}

/* ===================================
   HEADER & NAVIGATION
   =================================== */
.site-header{background-color:var(--white);box-shadow:var(--shadow-md);position:sticky;top:0;z-index:50;backdrop-filter:blur(8px)}
.header-content{display:flex;align-items:center;justify-content:space-between;padding:1rem 0}
.site-logo h1{margin:0;font-size:1.5rem;font-weight:700;color:var(--primary-blue)}
.site-logo-text{text-decoration:none;color:inherit}
.main-navigation{display:flex;align-items:center}
.primary-menu{display:flex;list-style:none;margin:0;padding:0;gap:2rem}
.primary-menu a{text-decoration:none;color:var(--primary-blue);font-weight:500;transition:color var(--transition-speed) ease}
.primary-menu a:hover{color:var(--accent-cyan)}
.header-actions{display:flex;align-items:center;gap:1rem}
.search-toggle,.cart-link{background:none;border:none;padding:8px;border-radius:4px;transition:background-color var(--transition-speed) ease;color:var(--dark-gray);text-decoration:none}
.search-toggle:hover,.cart-link:hover{background-color:var(--light-gray)}
.cart-count{background-color:var(--accent-cyan);color:var(--white);border-radius:50%;padding:2px 6px;font-size:0.75rem;margin-left:4px}

/* Mobile Menu */
.menu-toggle{display:none;background:none;border:none;padding:8px;cursor:pointer}
.hamburger{display:flex;flex-direction:column;gap:4px}
.hamburger span{width:24px;height:2px;background-color:var(--primary-blue);transition:all var(--transition-speed) ease}

.mobile-menu{position:fixed;top:0;left:-100%;width:280px;height:100vh;background:rgba(255,255,255,0.98);backdrop-filter:blur(10px);box-shadow:2px 0 20px rgba(0,0,0,0.1);z-index:9999;transition:left 0.3s ease;overflow-y:auto}
.mobile-menu.active{left:0}
.mobile-menu .container{padding:0}
.mobile-navigation{list-style:none;margin:0;padding:80px 20px 20px}
.mobile-navigation li{margin:0;padding:0;border-bottom:1px solid rgba(0,0,0,0.05)}
.mobile-navigation a{display:block;padding:15px 20px;color:#333;text-decoration:none;font-weight:500;transition:all 0.2s ease;border-radius:8px;margin:5px 0}
.mobile-navigation a:hover{background-color:#f8fafc;color:#2563eb;transform:translateX(5px)}
.mobile-navigation .current-menu-item a{background-color:#eff6ff;color:#2563eb}
.mobile-navigation .sub-menu{list-style:none;margin:0;padding:0;display:none}
.mobile-navigation .sub-menu.active{display:block}
.mobile-navigation .sub-menu li{border:none;padding-left:20px}
.mobile-navigation .sub-menu a{font-size:0.9rem;padding:10px 20px;font-weight:400}

/* Mobile menu overlay */
.mobile-menu-overlay{position:fixed;top:0;left:0;width:100%;height:100vh;background:rgba(0,0,0,0.5);z-index:9998;opacity:0;visibility:hidden;transition:all 0.3s ease}
.mobile-menu-overlay.active{opacity:1;visibility:visible}

/* ===================================
   HERO SECTION
   =================================== */
.hero-section{background:linear-gradient(135deg,var(--primary-blue),var(--secondary-blue));color:var(--white);padding:80px 0;text-align:center;position:relative;overflow:hidden}
.hero-section::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background-image:url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");background-size:60px 60px}
.hero-content{position:relative;z-index:1}
.hero-title{font-size:3rem;font-weight:700;margin-bottom:1.5rem;line-height:1.2}
.hero-subtitle{font-size:1.25rem;margin-bottom:2rem;opacity:0.9}

/* ===================================
   CONTENT SECTIONS
   =================================== */
.section-title{font-size:2.25rem;font-weight:700;text-align:center;margin-bottom:3rem;color:var(--primary-blue)}
.featured-products-section{padding:4rem 0}
.products-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem;margin-top:3rem}
.newsletter-section{background-color:var(--tech-blue);color:var(--white);padding:4rem 0}
.newsletter-content{text-align:center}
.newsletter-content h2{font-size:2rem;margin-bottom:1rem}
.newsletter-content p{font-size:1.125rem;margin-bottom:2rem;opacity:0.9}
.newsletter-form{max-width:32rem;margin:0 auto}
@media (max-width:768px){.newsletter-form .form-group{flex-direction:column}}

/* ===================================
   FOOTER
   =================================== */
.site-footer{background-color:#1f2937;color:#d1d5db;padding:3rem 0 1rem}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem;margin-bottom:2rem}
.footer-column h3{color:var(--white);margin-bottom:1rem;font-size:1.125rem;font-weight:600}
.footer-column p{margin-bottom:1rem;line-height:1.6}
.footer-menu{list-style:none;margin:0;padding:0}
.footer-menu li{margin-bottom:0.5rem}
.footer-menu a{color:#d1d5db;text-decoration:none;transition:color var(--transition-speed) ease}
.footer-menu a:hover{color:var(--accent-cyan)}
.social-links{display:flex;gap:1rem;margin-top:1rem}
.social-links a{display:flex;align-items:center;justify-content:center;width:40px;height:40px;background-color:#374151;border-radius:50%;color:var(--white);text-decoration:none;transition:background-color var(--transition-speed) ease}
.social-links a:hover{background-color:var(--accent-cyan)}
.footer-bottom{border-top:1px solid #374151;padding-top:2rem;text-align:center}
.footer-bottom-content{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem}
.footer-links{display:flex;gap:2rem}
.footer-links a{color:#d1d5db;text-decoration:none;transition:color var(--transition-speed) ease}
.footer-links a:hover{color:var(--accent-cyan)}

/* ===================================
   ANIMATIONS & TRANSITIONS
   =================================== */
@keyframes fadeIn{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
@keyframes slideUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}
@keyframes bounce{0%,20%,53%,80%,100%{transform:translate3d(0,0,0)}40%,43%{transform:translate3d(0,-8px,0)}70%{transform:translate3d(0,-4px,0)}90%{transform:translate3d(0,-2px,0)}}
.animate-fade-in{animation:fadeIn 0.6s ease-out}
.animate-slide-up{animation:slideUp 0.4s ease-out}
.animate-bounce{animation:bounce 2s infinite}
.transition-transform{transition:transform var(--transition-speed) ease}
.hover\:scale-105:hover{transform:scale(1.05)}
.hover\:scale-110:hover{transform:scale(1.1)}

/* ===================================
   UTILITY CLASSES
   =================================== */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.text-center{text-align:center}
.text-white{color:var(--white)}
.w-full{width:100%}
.max-w-md{max-width:28rem}
.max-w-lg{max-width:32rem}
.py-8{padding-top:2rem;padding-bottom:2rem}
.mb-8{margin-bottom:2rem}
.mb-12{margin-bottom:3rem}
.space-y-4>*+*{margin-top:1rem}
.rounded{border-radius:4px}
.bg-light-gray{background-color:var(--light-gray)}
.bg-primary-blue{background-color:var(--primary-blue)}
.bg-secondary-blue{background-color:var(--secondary-blue)}
.bg-tech-blue{background-color:var(--tech-blue)}
.bg-accent-cyan{background-color:var(--accent-cyan)}
.bg-gradient-to-r{background-image:linear-gradient(to right,var(--tech-blue),var(--accent-cyan))}

/* ===================================
   RESPONSIVE DESIGN
   =================================== */
@media (max-width:768px){
    .hero-title{font-size:2rem}
    .hero-subtitle{font-size:1.125rem}
    .hero-section{padding:60px 0}
    .header-content{flex-direction:column;gap:1rem}
    .primary-menu{flex-direction:column;gap:1rem}
    .menu-toggle{display:block}
    .mobile-menu.active{display:block}
    .products-grid{grid-template-columns:1fr;gap:1rem}
    .footer-bottom-content{flex-direction:column;text-align:center}
    .footer-links{flex-direction:column;gap:1rem}
    .section-title{font-size:1.875rem}
    .featured-products-section{padding:3rem 0}
    .newsletter-section{padding:3rem 0}
}
@media (max-width:480px){
    .hero-section{padding:40px 0}
    .hero-title{font-size:1.5rem}
    .btn{padding:10px 20px;font-size:14px}
    .product-content{padding:1rem}
    .container{padding:0 15px}
}

/* ===================================
   ACCESSIBILITY & INTERACTION
   =================================== */
.btn:focus,a:focus,button:focus{outline:2px solid var(--accent-cyan);outline-offset:2px}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:0.01ms !important;animation-iteration-count:1 !important;transition-duration:0.01ms !important}}
@media (prefers-contrast:high){:root{--primary-blue:#000000;--tech-blue:#0000ff;--accent-cyan:#00ffff}}

/* ===================================
   SPECIAL COMPONENTS
   =================================== */
.back-to-top{position:fixed;bottom:2rem;right:2rem;width:50px;height:50px;background-color:var(--tech-blue);color:var(--white);border:none;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:all var(--transition-speed) ease;z-index:100}
.back-to-top.visible{opacity:1;visibility:visible}
.back-to-top:hover{background-color:var(--accent-cyan);transform:translateY(-2px)}
.search-modal{position:fixed;top:0;left:0;right:0;bottom:0;background-color:rgba(0,0,0,0.5);display:none;align-items:center;justify-content:center;z-index:1000}
.search-modal.active{display:flex}
.search-modal-content{background:var(--white);padding:2rem;border-radius:var(--border-radius);width:90%;max-width:600px;position:relative}
.search-close{position:absolute;top:1rem;right:1rem;background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--dark-gray)}
.cookie-banner{position:fixed;bottom:0;left:0;right:0;background-color:#1f2937;color:var(--white);padding:1rem;z-index:1000}
.cookie-content{display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap}
.cookie-actions{display:flex;gap:0.5rem}

/* ===================================
   PAGINATION & CONTENT
   =================================== */
.pagination{display:flex;justify-content:center;align-items:center;gap:0.5rem;margin-top:2rem}
.pagination a,.pagination span{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border:1px solid #d1d5db;border-radius:6px;text-decoration:none;color:var(--primary-blue);transition:all var(--transition-speed) ease}
.pagination a:hover{background-color:var(--tech-blue);color:var(--white);border-color:var(--tech-blue)}
.pagination .current{background-color:var(--tech-blue);color:var(--white);border-color:var(--tech-blue)}
.entry-excerpt{color:var(--dark-gray);line-height:1.6;margin-bottom:1rem}
.no-content{text-align:center;padding:3rem 1rem}
.no-content h2{margin-bottom:1rem;color:var(--primary-blue)}

/* ===================================
   HOMEPAGE STYLES - PHASE 5
   =================================== */

/* Hero Section */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg,var(--primary-blue),var(--secondary-blue));
    color: var(--white);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    background-size: 60px 60px;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(0,0,0,0.1) 0%, rgba(0,0,0,0) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    text-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    margin-bottom: 2rem;
    opacity: 0.95;
    line-height: 1.6;
}

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

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
}

.performance-metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin-top: 2rem;
}

.metric-card {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 12px;
    padding: 1.5rem 1rem;
    text-align: center;
    transition: all var(--transition-speed) ease;
}

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

.metric-value {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--tech-blue);
}

.metric-label {
    font-size: 0.875rem;
    opacity: 0.9;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    opacity: 0.7;
    transition: opacity var(--transition-speed) ease;
}

.hero-scroll-indicator:hover {
    opacity: 1;
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    margin: 0 auto 0.5rem;
    border-right: 2px solid white;
    border-bottom: 2px solid white;
    transform: rotate(45deg);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0) rotate(45deg);
    }
    40% {
        transform: translateY(-10px) rotate(45deg);
    }
    60% {
        transform: translateY(-5px) rotate(45deg);
    }
}

/* Features Section */
.features-section {
    padding: 6rem 0;
    background: var(--light-gray);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

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

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    padding: 2rem;
    text-align: center;
    transition: all var(--transition-speed) ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue), var(--tech-blue));
    transform: scaleX(0);
    transition: transform var(--transition-speed) ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

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

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-blue), var(--tech-blue));
    border-radius: 50%;
    color: var(--white);
    transition: transform var(--transition-speed) ease;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1);
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.feature-description {
    color: var(--secondary-blue);
    line-height: 1.6;
}

/* Stats Section */
.stats-section {
    padding: 4rem 0;
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: var(--white);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    text-align: center;
}

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

.stat-number {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--tech-blue);
}

.stat-label {
    font-size: 1.125rem;
    opacity: 0.9;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Demo Section */
.demo-section {
    padding: 6rem 0;
    background: var(--white);
}

.demo-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.demo-browser {
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    max-width: 600px;
}

.browser-header {
    background: var(--gray-100);
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.browser-dots {
    display: flex;
    gap: 0.5rem;
}

.browser-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--gray-400);
}

.browser-dots span:nth-child(1) { background: #ff5f56; }
.browser-dots span:nth-child(2) { background: #ffbd2e; }
.browser-dots span:nth-child(3) { background: #27c93f; }

.browser-address {
    flex: 1;
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 0.5rem 1rem;
    color: var(--text-muted);
}

.browser-content {
    height: 300px;
    background: var(--light-gray);
    position: relative;
    overflow: hidden;
}

.demo-loading {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gray-200);
}

.loading-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-blue), var(--tech-blue));
    width: 0%;
    transition: width 0.3s ease;
}

.loading-percentage {
    position: absolute;
    top: 0;
    right: 1rem;
    font-size: 0.75rem;
    color: var(--text-muted);
    transform: translateY(-50%);
}

.demo-page {
    opacity: 0;
    transition: opacity 0.5s ease;
}

.demo-page.loaded {
    opacity: 1;
}

.demo-header {
    height: 60px;
    background: var(--primary-blue);
    margin: 20px;
    border-radius: 6px;
}

.demo-content {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 20px;
    height: calc(100% - 100px);
    padding: 20px;
}

.demo-sidebar {
    background: var(--gray-200);
    border-radius: 6px;
}

.demo-main {
    display: grid;
    gap: 20px;
}

.demo-card {
    background: var(--white);
    border-radius: 6px;
    height: 100px;
    box-shadow: var(--shadow-sm);
}

.demo-metrics {
    background: var(--light-gray);
    border-radius: 12px;
    padding: 2rem;
}

.demo-metrics h3 {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    color: var(--primary-blue);
}

.demo-metric {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
}

.demo-metric:last-child {
    border-bottom: none;
}

.metric-name {
    font-weight: 600;
    color: var(--text-muted);
}

.metric-value {
    font-weight: 700;
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-size: 0.875rem;
}

.metric-value.good {
    background: var(--success-color);
    color: var(--white);
}

/* Testimonials Section */
.testimonials-section {
    padding: 6rem 0;
    background: var(--light-gray);
}

.testimonials-slider {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    padding: 2rem;
    position: relative;
}

.testimonial-rating {
    margin-bottom: 1rem;
}

.star {
    color: #ffc107;
    font-size: 1.25rem;
}

.star.active {
    color: #ffc107;
}

.testimonial-content {
    font-style: italic;
    color: var(--secondary-blue);
    margin-bottom: 1.5rem;
    line-height: 1.6;
    font-size: 1.125rem;
}

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

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-blue), var(--tech-blue));
}

.author-name {
    font-weight: 600;
    color: var(--primary-blue);
}

.author-role {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* CTA Section */
.cta-section {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: var(--white);
    text-align: center;
}

.cta-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: 1rem;
}

.cta-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.cta-features {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    font-size: 0.9rem;
    opacity: 0.9;
}

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

.animate-fade-in.animated {
    opacity: 1;
    transform: translateY(0);
}

.animate-slide-up {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease;
}

.animate-slide-up.animated {
    opacity: 1;
    transform: translateY(0);
}

/* ===================================
   MOBILE-FIRST RESPONSIVE OPTIMIZATIONS
   =================================== */

/* Extra Small Devices (320px - 479px) */
@media (max-width: 479px) {
    /* Container adjustments */
    .container {
        width: 100%;
        padding: 0 15px;
        max-width: 100%;
    }

    /* Header Navigation */
    .main-navigation {
        display: none;
    }

    .mobile-menu-toggle {
        display: block;
        position: fixed;
        top: 20px;
        right: 20px;
        z-index: 1000;
        background: rgba(255, 255, 255, 0.9);
        border: none;
        padding: 10px;
        border-radius: 8px;
        cursor: pointer;
    }

    .mobile-menu-toggle span {
        display: block;
        width: 25px;
        height: 3px;
        background: #2563eb;
        margin: 5px 0;
        transition: 0.3s;
    }

    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    /* Hero Section */
    .hero-section {
        min-height: 90vh;
        padding: 100px 0 50px;
    }

    .hero-content {
        flex-direction: column;
        text-align: center;
        gap: 40px;
    }

    .hero-text {
        max-width: 100%;
        text-align: center;
    }

    .hero-title {
        font-size: 2.5rem;
        line-height: 1.2;
        margin-bottom: 20px;
    }

    .hero-subtitle {
        font-size: 1.1rem;
        line-height: 1.6;
        margin-bottom: 30px;
    }

    .hero-buttons {
        flex-direction: column;
        gap: 15px;
        align-items: center;
    }

    .btn-large {
        width: 100%;
        max-width: 280px;
        padding: 16px 24px;
        font-size: 1rem;
    }

    .hero-visual {
        width: 100%;
        max-width: 350px;
    }

    .performance-metrics {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 20px;
    }

    .metric-card {
        padding: 20px;
        text-align: center;
    }

    .metric-value {
        font-size: 2.5rem;
    }

    .metric-label {
        font-size: 0.9rem;
    }

    .hero-scroll-indicator {
        bottom: 20px;
        font-size: 0.9rem;
    }

    /* Features Section */
    .features-section {
        padding: 60px 0;
    }

    .section-title {
        font-size: 2rem;
        margin-bottom: 20px;
    }

    .section-subtitle {
        font-size: 1.1rem;
        margin-bottom: 40px;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .feature-card {
        padding: 30px 20px;
        text-align: center;
    }

    .feature-icon {
        width: 60px;
        height: 60px;
        margin: 0 auto 20px;
        font-size: 1.5rem;
    }

    .feature-title {
        font-size: 1.3rem;
        margin-bottom: 15px;
    }

    .feature-description {
        font-size: 0.95rem;
        line-height: 1.6;
    }

    /* Stats Section */
    .stats-section {
        padding: 50px 0;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }

    .stat-number {
        font-size: 2.5rem;
    }

    .stat-label {
        font-size: 0.9rem;
    }

    /* Demo Section */
    .demo-section {
        padding: 60px 0;
    }

    .demo-content {
        flex-direction: column;
        gap: 40px;
    }

    .demo-browser {
        width: 100%;
        max-width: 350px;
    }

    .browser-header {
        padding: 12px;
    }

    .browser-address span {
        font-size: 0.85rem;
    }

    .demo-loading {
        padding: 30px 20px;
    }

    .loading-percentage {
        font-size: 2rem;
    }

    .demo-page {
        padding: 20px;
    }

    .demo-header {
        height: 20px;
        margin-bottom: 15px;
    }

    .demo-sidebar {
        width: 60px;
        margin-right: 15px;
    }

    .demo-card {
        height: 15px;
        margin-bottom: 10px;
    }

    .demo-metrics {
        width: 100%;
        max-width: 350px;
        padding: 25px 20px;
    }

    .demo-metrics h3 {
        font-size: 1.3rem;
        margin-bottom: 20px;
    }

    .demo-metric {
        padding: 15px;
        margin-bottom: 15px;
    }

    .metric-name {
        font-size: 0.9rem;
    }

    .metric-value {
        font-size: 1.1rem;
    }

    /* Testimonials Section */
    .testimonials-section {
        padding: 60px 0;
    }

    .testimonials-slider {
        display: flex;
        flex-direction: column;
        gap: 25px;
    }

    .testimonial-card {
        padding: 30px 20px;
        text-align: center;
    }

    .testimonial-rating {
        margin-bottom: 20px;
    }

    .star {
        font-size: 1.2rem;
    }

    .testimonial-content {
        font-size: 1rem;
        line-height: 1.7;
        margin-bottom: 25px;
    }

    .testimonial-author {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }

    .author-avatar {
        width: 60px;
        height: 60px;
    }

    .author-name {
        font-size: 1.1rem;
    }

    .author-role {
        font-size: 0.9rem;
    }

    /* CTA Section */
    .cta-section {
        padding: 60px 0;
    }

    .cta-content {
        padding: 40px 20px;
        text-align: center;
    }

    .cta-title {
        font-size: 2rem;
        margin-bottom: 20px;
    }

    .cta-subtitle {
        font-size: 1.1rem;
        margin-bottom: 30px;
    }

    .cta-buttons {
        flex-direction: column;
        gap: 15px;
        align-items: center;
    }

    .cta-features {
        flex-direction: column;
        gap: 10px;
        margin-top: 25px;
        font-size: 0.9rem;
    }

    /* Footer */
    .site-footer {
        padding: 40px 0 20px;
    }

    .footer-content {
        flex-direction: column;
        gap: 30px;
        text-align: center;
    }

    .footer-section {
        width: 100%;
    }

    .footer-logo {
        font-size: 1.8rem;
    }

    .footer-title {
        font-size: 1.2rem;
        margin-bottom: 15px;
    }

    .footer-links {
        flex-direction: column;
        gap: 12px;
    }

    .social-links {
        justify-content: center;
        margin-top: 15px;
    }

    .social-links a {
        width: 40px;
        height: 40px;
        font-size: 1.1rem;
    }

    .footer-bottom {
        margin-top: 30px;
        padding-top: 20px;
    }

    .footer-bottom p {
        font-size: 0.85rem;
        line-height: 1.5;
    }
}

/* Small Devices (480px - 767px) */
@media (min-width: 480px) and (max-width: 767px) {
    .container {
        padding: 0 20px;
    }

    .hero-title {
        font-size: 2.8rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 25px;
    }

    .performance-metrics {
        grid-template-columns: repeat(3, 1fr);
        gap: 15px;
        padding: 25px;
    }

    .testimonial-card {
        padding: 35px 25px;
    }

    .demo-browser {
        max-width: 400px;
    }

    .demo-metrics {
        max-width: 400px;
    }
}

/* Medium Devices (768px - 1023px) */
@media (min-width: 768px) and (max-width: 1023px) {
    .container {
        width: 90%;
        padding: 0 25px;
    }

    .hero-section {
        padding: 120px 0 80px;
    }

    .hero-content {
        gap: 50px;
    }

    .hero-title {
        font-size: 3.2rem;
    }

    .hero-subtitle {
        font-size: 1.3rem;
    }

    .hero-buttons {
        gap: 20px;
    }

    .hero-visual {
        width: 55%;
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }

    .feature-card {
        padding: 40px 30px;
    }

    .demo-content {
        flex-direction: row;
        align-items: center;
        gap: 60px;
    }

    .demo-browser {
        width: 50%;
        max-width: 450px;
    }

    .demo-metrics {
        width: 45%;
        max-width: 400px;
    }

    .testimonials-slider {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }

    .testimonial-card {
        padding: 40px 30px;
    }

    .cta-buttons {
        flex-direction: row;
        justify-content: center;
    }

    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
}

/* Large Devices (1024px - 1199px) */
@media (min-width: 1024px) and (max-width: 1199px) {
    .container {
        width: 85%;
        max-width: 1100px;
    }

    .hero-title {
        font-size: 3.5rem;
    }

    .features-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 35px;
    }

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

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

/* Landscape orientation optimizations */
@media (max-height: 500px) and (orientation: landscape) {
    .hero-section {
        min-height: 100vh;
        padding: 80px 0 40px;
    }

    .hero-content {
        gap: 30px;
    }

    .hero-title {
        font-size: 2.2rem;
        margin-bottom: 15px;
    }

    .hero-subtitle {
        font-size: 1rem;
        margin-bottom: 20px;
    }

    .hero-buttons {
        gap: 15px;
    }

    .hero-visual {
        width: 40%;
    }

    .performance-metrics {
        grid-template-columns: repeat(3, 1fr);
        gap: 10px;
        padding: 15px;
    }

    .metric-card {
        padding: 15px 10px;
    }

    .metric-value {
        font-size: 2rem;
    }

    .metric-label {
        font-size: 0.8rem;
    }
}

/* Touch device optimizations */
@media (hover: none) and (pointer: coarse) {
    .feature-card:hover,
    .testimonial-card:hover,
    .btn:hover,
    .social-links a:hover {
        transform: none;
    }

    .feature-card:active,
    .testimonial-card:active,
    .btn:active,
    .social-links a:active {
        transform: scale(0.98);
        transition: transform 0.1s;
    }

    .btn {
        min-height: 44px; /* iOS touch target minimum */
    }

    .social-links a {
        min-width: 44px;
        min-height: 44px;
    }

    .metric-card {
        cursor: default;
    }
}

/* High DPI displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .hero-background::before {
        background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="4" height="4" viewBox="0 0 4 4"><circle cx="1" cy="1" r="0.5" fill="%23ffffff20"/><circle cx="3" cy="3" r="0.5" fill="%23ffffff20"/></svg>');
    }

    .features-section::before {
        background-size: 60px 60px;
    }

    .browser-dots span {
        border-width: 2px;
    }
}

/* Reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
    .animate-fade-in,
    .animate-slide-up,
    .animate-counter,
    .metric-card,
    .feature-card,
    .testimonial-card,
    .btn,
    .social-links a {
        animation: none !important;
        transition: none !important;
    }

    .hero-scroll-indicator {
        animation: none;
    }

    .loading-bar {
        animation: none;
    }

    .hero-title,
    .hero-subtitle,
    .hero-buttons,
    .hero-visual {
        opacity: 1;
        transform: none;
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .browser-dots span:first-child {
        background-color: #ff5f57;
    }

    .browser-dots span:nth-child(2) {
        background-color: #ffbd2e;
    }

    .browser-dots span:nth-child(3) {
        background-color: #28ca42;
    }
}

/* ===================================
   PERFORMANCE OPTIMIZATIONS
   =================================== */

.optimized-homepage {
    contain: layout style paint;
}

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

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

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

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

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

/* Optimized animation classes */
.animate-optimized {
    animation-fill-mode: both;
    animation-timing-function: cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.animate-fade-up {
    animation-name: fadeInUp;
    animation-duration: 0.6s;
}

.animate-slide-left {
    animation-name: slideInLeft;
    animation-duration: 0.7s;
}

.animate-slide-right {
    animation-name: slideInRight;
    animation-duration: 0.7s;
}

.animate-scale-in {
    animation-name: scaleIn;
    animation-duration: 0.5s;
}

.animate-pulse {
    animation-name: pulse;
    animation-duration: 2s;
    animation-iteration-count: infinite;
}

/* GPU acceleration for smooth animations */
.hero-section,
.hero-title,
.hero-subtitle,
.feature-card,
.metric-card,
.testimonial-card,
.demo-browser,
.demo-metrics {
    will-change: transform, opacity;
    transform: translateZ(0);
    backface-visibility: hidden;
    perspective: 1000px;
}

/* Optimized image loading */
.lazy-image {
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

/* Performance optimized hover states */
.btn,
.feature-card,
.testimonial-card,
.metric-card {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover,
.feature-card:hover,
.testimonial-card:hover,
.metric-card:hover {
    transform: translateY(-5px) translateZ(0);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

/* 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-optimized,
    .animate-fade-up,
    .animate-slide-left,
    .animate-slide-right,
    .animate-scale-in,
    .animate-pulse {
        animation: none !important;
        opacity: 1 !important;
        transform: none !important;
    }
}

/* Connection-aware loading */
@media (prefers-reduced-data: reduce) {
    .hero-background::before {
        background-image: none;
        background-color: var(--primary-blue);
    }

    .demo-browser::before,
    .demo-metrics::before {
        background-image: none;
    }
}

/* Network-aware optimizations */
.slow-connection .hero-background::before {
    background-size: 120px 120px;
}

.slow-connection .demo-browser,
.slow-connection .demo-metrics {
    box-shadow: none;
    border: 2px solid var(--light-gray);
}

/* Enhanced loading states */
.loading-skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* Optimized scroll indicators */
.hero-scroll-indicator {
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0) translateZ(0);
    }
    40% {
        transform: translateY(-10px) translateZ(0);
    }
    60% {
        transform: translateY(-5px) translateZ(0);
    }
}

/* Performance optimized counters */
.animate-counter {
    font-variant-numeric: tabular-nums;
    letter-spacing: 0.05em;
}

/* Enhanced visibility optimization */
.visible-on-scroll {
    opacity: 0;
    transform: translateY(50px) translateZ(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.visible-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0) translateZ(0);
}

/* Optimized focus states for accessibility */
.btn:focus,
.feature-card:focus,
.testimonial-card:focus {
    outline: 2px solid var(--accent-cyan);
    outline-offset: 2px;
}

.btn:focus:not(:focus-visible),
.feature-card:focus:not(:focus-visible),
.testimonial-card:focus:not(:focus-visible) {
    outline: none;
}

.btn:focus-visible,
.feature-card:focus-visible,
.testimonial-card:focus-visible {
    outline: 2px solid var(--accent-cyan);
    outline-offset: 2px;
}

/* ===================================
   PRINT STYLES
   =================================== */
@media print{
    .header-actions,.social-links,.newsletter-section,.back-to-top,.search-modal,.cookie-banner{display:none}
    .hero-section{background:none !important;color:black !important}
    .product-card{break-inside:avoid;page-break-inside:avoid}
    .site-footer{background:white;color:black}
    .mobile-menu-toggle{display:none}
    .performance-metrics{border:1px solid #ccc;background:#f9f9f9}
    .demo-browser{border:1px solid #ccc;box-shadow:none}
    .demo-metrics{border:1px solid #ccc;background:#f9f9f9}
}