/* Energ.IA Website Styles with Language Switcher */

:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --secondary: #06b6d4;
    --accent: #8b5cf6;
    --success: #10b981;
    --warning: #f59e0b;
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --border-light: #e2e8f0;
    --border-medium: #cbd5e1;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --gradient-primary: linear-gradient(135deg, #2563eb 0%, #06b6d4 100%);
    --gradient-secondary: linear-gradient(135deg, #8b5cf6 0%, #06b6d4 100%);
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 14px;
    overflow-x: hidden;
}

/* Animated Background */
.animated-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.floating-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
}

.shape {
    position: absolute;
    opacity: 0.03;
    animation: float 20s infinite linear;
}

.shape.circle {
    border-radius: 50%;
    background: var(--primary);
}

.shape.triangle {
    width: 0;
    height: 0;
    background: transparent;
    border-left: 30px solid transparent;
    border-right: 30px solid transparent;
    border-bottom: 50px solid var(--secondary);
}

.shape.square {
    background: var(--accent);
    transform: rotate(45deg);
}

@keyframes float {
    0% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 0.03;
    }
    90% {
        opacity: 0.03;
    }
    100% {
        transform: translateY(-100px) rotate(360deg);
        opacity: 0;
    }
}

/* Modern Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-light);
    z-index: 1000;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 4rem;
    gap: 1rem;
}

.logo {
    font-family: 'Lexend', sans-serif;
    font-weight: 700;
    font-size: 1.6rem;
    color: var(--primary);
    text-decoration: none;
    letter-spacing: -0.02em;
    position: relative;
}

/* Style the .IA part differently */
.logo .ia-part {
    background: linear-gradient(135deg, #2563eb, #7c3aed);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
    font-size: 1.1em;
}

.logo::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: var(--gradient-primary);
    border-radius: 8px;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.logo:hover::before {
    opacity: 0.1;
}

/* Language Switcher Styles */
.nav-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.language-switcher {
    position: relative;
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
    backdrop-filter: blur(8px);
}

.lang-btn:hover {
    background: white;
    border-color: var(--border-medium);
    color: var(--text-primary);
    box-shadow: var(--shadow-sm);
}

.lang-flag {
    font-size: 1rem;
    line-height: 1;
}

.lang-text {
    font-weight: 600;
    letter-spacing: 0.5px;
}

.lang-arrow {
    font-size: 0.75rem;
    transition: transform 0.2s ease;
    color: var(--text-muted);
}

.lang-btn:hover .lang-arrow {
    transform: rotate(180deg);
}

.lang-dropdown {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    background: white;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    min-width: 140px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.2s ease;
    z-index: 1001;
}

.lang-dropdown.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-option {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
    border-bottom: 1px solid var(--border-light);
    font-size: 0.875rem;
}

.lang-option:last-child {
    border-bottom: none;
}

.lang-option:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.lang-option.active {
    background: var(--bg-tertiary);
    color: var(--primary);
    font-weight: 600;
}

.lang-option .lang-flag {
    font-size: 1.1rem;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    padding: 0.5rem 0;
}

.nav-links a::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

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

.nav-links a:hover::before {
    width: 100%;
}

.nav-cta {
    background: var(--gradient-primary);
    color: white;
    padding: 0.75rem 1.25rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
    font-size: 0.9rem;
}

.nav-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.6s ease;
}

.nav-cta:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.nav-cta:hover::before {
    left: 100%;
}

/* Hero Section with Interactive Elements */
.hero {
    padding: 6rem 2rem 4rem;
    max-width: 1280px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.1) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.5;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.1);
        opacity: 0.3;
    }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-secondary));
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    transition: var(--transition);
    border: 1px solid var(--border-light);
    position: relative;
    z-index: 2;
}

.hero-badge:hover {
    background: var(--border-medium);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary) 50%, var(--secondary) 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-size: 300% 300%;
    animation: gradientShift 6s ease-in-out infinite;
    position: relative;
    z-index: 2;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.hero-subtitle {
    font-size: 0.9rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 1.5rem;
    line-height: 1.6;
    position: relative;
    z-index: 2;
}

.hero-tagline {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 2rem;
    position: relative;
    z-index: 2;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 3rem;
    position: relative;
    z-index: 2;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.6s ease;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

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

.btn-secondary {
    background: white;
    color: var(--text-primary);
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition);
    border: 1px solid var(--border-medium);
    position: relative;
    overflow: hidden;
}

.btn-secondary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
    z-index: -1;
}

.btn-secondary:hover {
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary:hover::before {
    width: 100%;
}

/* Interactive Stats */
.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.stat {
    text-align: center;
    padding: 1.25rem;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-light);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stat::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.stat:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.stat:hover::before {
    transform: scaleX(1);
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-weight: 500;
}

/* Sections */
.section {
    padding: 4rem 2rem;
    position: relative;
}

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

.section-alt::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 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='%232563eb' fill-opacity='0.02'%3E%3Cpath d='M30 30c0-11.046-8.954-20-20-20s-20 8.954-20 20 8.954 20 20 20 20-8.954 20-20zm10 0c0-11.046-8.954-20-20-20s-20 8.954-20 20 8.954 20 20 20 20-8.954 20-20z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-badge {
    display: inline-block;
    background: var(--bg-tertiary);
    color: var(--primary);
    padding: 0.375rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    border: 1px solid var(--border-light);
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.025em;
    margin-bottom: 1rem;
}

.section-description {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Problem Section */
.problem-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-top: 3rem;
}

.problem-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: 1.5rem;
    border: 1px solid var(--border-light);
    transition: var(--transition);
    position: relative;
    border-left: 4px solid var(--secondary);
}

.problem-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.problem-icon {
    width: 2.5rem;
    height: 2.5rem;
    background: rgba(245, 158, 11, 0.1);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.problem-title {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.problem-description {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.9rem;
}

/* Solutions Section - UPDATED SIMPLIFIED VERSION */
.solutions-content {
    margin-top: 3rem;
}

/* Hide the old grid layout */
.solutions-grid {
    display: none;
}

/* Main technology description */
.solutions-main {
    background: white;
    padding: 2.5rem;
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-light);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    margin-bottom: 2rem;
}

.solutions-main::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.solutions-main:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.solutions-main:hover::before {
    transform: scaleX(1);
}

.solutions-main h3 {
    font-size: 1.375rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: var(--text-primary);
    text-align: center;
}

/* Grid layout for the three solution blocks */
.solutions-text-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.solution-block {
    padding: 1.5rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    transition: var(--transition);
}

.solution-block:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    background: white;
}

.solution-block h4 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 1rem;
}

.solution-block p {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--text-secondary);
    margin: 0;
}

/* Unified performance box */
.solutions-performance {
    background: white;
    padding: 2.5rem;
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-light);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    margin-bottom: 2rem;
}

.solutions-performance::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient-secondary);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.solutions-performance:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.solutions-performance:hover::before {
    transform: scaleX(1);
}

.solutions-performance h4 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    text-align: center;
}

.solutions-performance > p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    text-align: center;
    font-size: 0.95rem;
}

/* Performance grid layout */
.performance-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: start;
}

/* Stats section within performance box */
.performance-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    padding: 1.5rem;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    color: white;
    position: relative;
    overflow: hidden;
}

.performance-stats::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 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='0.1'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    animation: movePattern 20s linear infinite;
}

.performance-stats .stat-item {
    text-align: center;
    position: relative;
    z-index: 2;
}

.performance-stats .stat-number {
    font-size: 1.75rem;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.performance-stats .stat-label {
    font-size: 0.8rem;
    opacity: 0.9;
}

/* Features section within performance box */
.performance-features {
    padding: 1.5rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
}

.performance-features .features-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.performance-features .features-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-light);
    font-size: 0.85rem;
    color: var(--text-secondary);
}

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

.performance-features .feature-check {
    width: 1.25rem;
    height: 1.25rem;
    background: var(--success);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 0.75rem;
    flex-shrink: 0;
}

/* Keep the old solution text styles for compatibility but hide them */
.solutions-text {
    display: none;
}

.solutions-visual {
    display: none;
}

/* Old stats and features styles - hidden */
.solutions-stats {
    display: none;
}

.solutions-features {
    display: none;
}

/* Technology highlights - keep existing styles */
.tech-highlights {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.tech-highlight {
    background: white;
    padding: 2rem;
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-light);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.tech-highlight::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--gradient-primary);
    transform: scaleY(0);
    transition: transform 0.3s ease;
}

.tech-highlight:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.tech-highlight:hover::before {
    transform: scaleY(1);
}

.tech-highlight-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.tech-icon {
    width: 3rem;
    height: 3rem;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: white;
    flex-shrink: 0;
}

.tech-highlight h4 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--secondary);
    margin: 0;
}

.tech-highlight p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* Team Section with Interactive Cards */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.team-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: 2rem;
    border: 1px solid var(--border-light);
    transition: var(--transition);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.team-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.team-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    color: white;
}

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

.team-card:hover .team-name,
.team-card:hover .team-role,
.team-card:hover .team-bio {
    color: white;
}

.team-card:hover .expertise-tag {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border-color: rgba(255, 255, 255, 0.3);
}

.team-avatar {
    width: 4rem;
    height: 4rem;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 700;
    color: white;
    margin: 0 auto 1.25rem;
    position: relative;
    z-index: 2;
}

.team-name {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    transition: var(--transition);
}

.team-role {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.8rem;
    margin-bottom: 1rem;
    transition: var(--transition);
}

.team-expertise {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
    margin-bottom: 1rem;
}

.expertise-tag {
    background: var(--bg-tertiary);
    color: var(--primary);
    padding: 0.2rem 0.6rem;
    border-radius: 9999px;
    font-size: 0.7rem;
    font-weight: 600;
    border: 1px solid var(--border-light);
    transition: var(--transition);
}

.team-bio {
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.6;
    text-align: left;
    transition: var(--transition);
}

/* About Section */
.about-content {
    background: white;
    padding: 2.5rem;
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-light);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    margin-top: 3rem;
}

.about-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.about-content:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.about-content:hover::before {
    transform: scaleX(1);
}

.about-text h3 {
    font-size: 1.375rem;
    font-weight: 700;
    margin-bottom: 1.25rem;
    color: var(--text-primary);
}

.about-text p {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 1.25rem;
}

.about-text p:last-child {
    margin-bottom: 0;
}

/* FAQ Section */
.faq-container {
    max-width: 800px;
    margin: 3rem auto 0;
}

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

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

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

.faq-question:hover {
    background: var(--bg-secondary);
}

.faq-answer {
    padding: 0 1.5rem 1.5rem;
    color: var(--text-secondary);
    line-height: 1.6;
    display: none;
}

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

.faq-icon {
    transition: transform 0.3s ease;
}

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

/* Contact Section */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-top: 4rem;
}

.contact-info {
    background: white;
    padding: 3rem;
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-light);
    transition: var(--transition);
}

.contact-info:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.contact-form {
    background: white;
    padding: 3rem;
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-light);
}

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

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

.form-input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: var(--transition);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

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

/* Call to Action with Animation */
.cta-section {
    background: var(--gradient-primary);
    color: white;
    text-align: center;
    border-radius: var(--radius-xl);
    margin: 0 2rem;
    padding: 3rem 2rem;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 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='0.1'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    animation: movePattern 20s linear infinite;
}

@keyframes movePattern {
    0% { transform: translateX(0) translateY(0); }
    100% { transform: translateX(-60px) translateY(-60px); }
}

.cta-title {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 1rem;
    position: relative;
}

.cta-description {
    font-size: 1rem;
    opacity: 0.9;
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
}

.cta-button {
    background: white;
    color: var(--primary);
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 700;
    font-size: 1rem;
    transition: var(--transition);
    display: inline-block;
    position: relative;
    box-shadow: var(--shadow-lg);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-2xl);
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    padding: 2.5rem 2rem 1.5rem;
    border-top: 1px solid var(--border-light);
}

.footer-content {
    max-width: 1280px;
    margin: 0 auto;
    text-align: center;
}

.footer-logo {
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

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

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

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

.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Sparkle Animation */
@keyframes sparkle {
    0% {
        opacity: 0.7;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.5);
    }
    100% {
        opacity: 0;
        transform: scale(0);
    }
}

/* Loading Animation */
.page-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: white;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.page-loader.hidden {
    opacity: 0;
    pointer-events: none;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-light);
    border-top: 3px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Keyboard Focus Styles */
.keyboard-focus {
    outline: 2px solid var(--primary) !important;
    outline-offset: 2px !important;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-container {
        padding: 0 1rem;
        gap: 0.5rem;
    }
    
    .nav-links {
        display: none;
    }
    
    .language-switcher {
        margin-left: 0;
        margin-right: 0;
    }
    
    .hero {
        padding: 5rem 1rem 3rem;
    }
    
    .section {
        padding: 3rem 1rem;
    }
    
    .stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .team-grid,
    .problem-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .team-expertise {
        justify-content: flex-start;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    /* Mobile adjustments for cards */
    .problem-card {
        padding: 1.5rem;
    }
    
    .problem-description {
        font-size: 0.85rem;
    }
    
    .hero-title {
        font-size: clamp(1.75rem, 5vw, 2.5rem);
    }
    
    .section-title {
        font-size: clamp(1.5rem, 4vw, 2rem);
    }
    
    .hero-tagline {
        font-size: 1rem;
    }
    
    .hero-subtitle {
        font-size: 0.85rem;
    }
    
    /* Solutions section mobile layout - UPDATED */
    .solutions-main {
        padding: 2rem;
    }
    
    .solutions-text-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .solution-block {
        padding: 1.25rem;
    }
    
    .solutions-performance {
        padding: 2rem;
    }
    
    .performance-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .performance-stats {
        padding: 1.25rem;
        gap: 1rem;
    }
    
    .performance-stats .stat-number {
        font-size: 1.5rem;
    }
    
    .performance-features {
        padding: 1.25rem;
    }
    
    .tech-highlights {
        gap: 1rem;
    }
    
    .tech-highlight {
        padding: 1.5rem;
    }

    /* Language switcher mobile styles */
    .lang-btn {
        padding: 0.4rem 0.6rem;
        font-size: 0.8rem;
    }
    
    .lang-text {
        display: none;
    }
    
    .lang-flag {
        font-size: 1.1rem;
    }
    
    .lang-dropdown {
        min-width: 120px;
        right: -10px;
    }
    
    .lang-option {
        padding: 0.6rem 0.8rem;
        font-size: 0.8rem;
    }
}

@media (max-width: 1200px) and (min-width: 769px) {
    .problem-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .solutions-text-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .performance-grid {
        gap: 1.5rem;
    }
    
    .nav-container {
        gap: 1rem;
    }
    
    .nav-links {
        gap: 1.5rem;
    }
}