/* Google Gemini Aesthetic Variables */
:root {
    --primary-gradient: linear-gradient(135deg, #4285f4, #9b72cb, #d96570);
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.5);
    --text-color: #333;
    --heading-color: #202124;
    --card-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
}

body {
    font-family: 'Inter', sans-serif;
    background: #f0f4f9;
    color: var(--text-color);
    line-height: 1.6;
}

/* Navbar */
nav {
    background: rgba(255, 255, 255, 0.85) !important;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    height: 64px;
    line-height: 64px;
}

nav .brand-logo {
    color: var(--heading-color) !important;
    font-weight: 700;
    font-size: 1.5rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

nav ul a {
    color: #5f6368 !important;
    font-weight: 500;
}

nav ul a:hover {
    color: #1a73e8 !important;
    background-color: transparent !important;
}

/* Hero Section */
.hero-section {
    padding: 80px 0;
    text-align: center;
    background: radial-gradient(circle at top right, #e8f0fe 0%, transparent 40%),
                radial-gradient(circle at bottom left, #fce8e6 0%, transparent 40%);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 20px;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: #5f6368;
    max-width: 800px;
    margin: 0 auto;
}

/* Cards & Glassmorphism */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    border-radius: 24px;
    border: 1px solid var(--glass-border);
    box-shadow: var(--card-shadow);
    padding: 30px;
    margin-bottom: 30px;
    transition: transform 0.3s ease;
}

.glass-card:hover {
    transform: translateY(-5px);
}

.section-heading {
    font-weight: 700;
    color: var(--heading-color);
    margin-bottom: 30px;
    position: relative;
    display: inline-block;
}

.section-heading::after {
    content: '';
    display: block;
    width: 50%;
    height: 4px;
    background: var(--primary-gradient);
    border-radius: 2px;
    margin-top: 8px;
}

/* Comparison Table */
.comparison-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0 10px;
}

.comparison-table th {
    text-align: left;
    padding: 15px;
    color: #5f6368;
    font-weight: 600;
}

.comparison-table td {
    background: white;
    padding: 20px;
    border-top: 1px solid #eee;
    border-bottom: 1px solid #eee;
}

.comparison-table td:first-child {
    border-top-left-radius: 12px;
    border-bottom-left-radius: 12px;
    border-left: 1px solid #eee;
    font-weight: 600;
}

.comparison-table td:last-child {
    border-top-right-radius: 12px;
    border-bottom-right-radius: 12px;
    border-right: 1px solid #eee;
}

.highlight-cell {
    background: #f0f8ff !important;
    color: #1967d2;
    font-weight: 600;
    border: 1px solid #d2e3fc !important;
}

/* Footer */
footer {
    background: white;
    padding: 40px 0;
    margin-top: 60px;
    border-top: 1px solid #eee;
}

.lang-switcher {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 20px;
    border: 1px solid #dadce0;
    background: white;
    color: #3c4043;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s;
}

.lang-btn:hover, .lang-btn.active {
    background: #f1f3f4;
    border-color: #d2e3fc;
    color: #1a73e8;
}

.flag-icon {
    font-size: 1.2em;
}

/* Responsive */
@media (max-width: 600px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    nav .brand-logo {
        font-size: 1.2rem;
    }
}