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

:root {
    --primary-blue: #4A90E2;
    --light-blue: #7DB9F5;
    --dark-blue: #2E5C8A;
    --bg-light: #F8FBFF;
    --bg-white: #FFFFFF;
    --text-dark: #2C3E50;
    --text-light: #7F8C8D;
    --border-color: #E1E8ED;
    --shadow-sm: 0 2px 8px rgba(74, 144, 226, 0.1);
    --shadow-md: 0 4px 16px rgba(74, 144, 226, 0.15);
    --shadow-lg: 0 8px 32px rgba(74, 144, 226, 0.2);
    --transition: all 0.3s ease;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--bg-light);
    direction: ltr;
}

/* RTL Support */
body.rtl {
    direction: rtl;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, 'Alef', 'Noto Sans Hebrew', sans-serif;
}

.lang-he {
    display: none;
}

body.rtl .lang-en {
    display: none;
}

body.rtl .lang-he {
    display: inline;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo {
    height: 50px;
    width: auto;
}

.brand-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-blue);
}

.lang-toggle {
    background: var(--primary-blue);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: var(--transition);
}

.lang-toggle:hover {
    background: var(--dark-blue);
    transform: translateY(-2px);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--light-blue) 100%);
    color: white;
    padding: 6rem 0;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
    line-height: 1.2;
}

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

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

/* Buttons */
.btn {
    padding: 0.875rem 2rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    white-space: nowrap;
}

.btn-primary {
    background: var(--primary-blue);
    color: white;
}

.btn-primary:hover {
    background: var(--dark-blue);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Demo section buttons - override for better visibility */
.demo .btn-primary {
    background: var(--primary-blue);
    color: white;
}

.demo .btn-secondary {
    background: white;
    color: var(--text-dark);
    border: 2px solid var(--text-dark);
}

.demo .btn-secondary:hover {
    background: var(--text-dark);
    color: white;
}

.btn-secondary {
    background: white;
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
}

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

.btn-large {
    padding: 1.125rem 2.5rem;
    font-size: 1.125rem;
}

/* Section Styles */
section {
    padding: 4rem 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.section-subtitle {
    text-align: center;
    color: var(--text-light);
    font-size: 1.125rem;
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* Features Section */
.features {
    background: var(--bg-white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    text-align: center;
    padding: 2rem;
    background: var(--bg-light);
    border-radius: 12px;
    transition: var(--transition);
}

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


.feature-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--primary-blue);
}

.feature-description {
    color: var(--text-dark);
    line-height: 1.7;
    font-size: 1rem;
}

/* Performance Section */
.performance {
    background: var(--bg-light);
    padding: 5rem 0;
}

.performance-table-container {
    max-width: 900px;
    margin: 3rem auto 2rem;
    background: var(--bg-white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.performance-table {
    width: 100%;
    border-collapse: collapse;
}

.performance-table thead {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--light-blue) 100%);
    color: white;
}

.performance-table th {
    padding: 1.5rem 1rem;
    text-align: center;
    font-weight: 700;
    font-size: 1.1rem;
}

.performance-table td {
    padding: 2rem 1rem;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
    font-size: 1rem;
}

.performance-table tbody tr {
    transition: var(--transition);
}

.performance-table tbody tr:hover {
    background: var(--bg-light);
}

.performance-table .highlight-row {
    background: #f0f8ff;
}

.performance-table .highlight-row:hover {
    background: #e3f2fd;
}

.performance-table .subtitle {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-top: 0.25rem;
}

.performance-table .large-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-blue);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.speed-badge {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    border-radius: 25px;
    font-weight: 700;
    font-size: 1.25rem;
}

.speed-badge.gpu {
    background: linear-gradient(135deg, #4CAF50 0%, #45a049 100%);
    color: white;
    box-shadow: 0 4px 12px rgba(76, 175, 80, 0.3);
}

.speed-badge.cpu {
    background: linear-gradient(135deg, #2196F3 0%, #1976D2 100%);
    color: white;
    box-shadow: 0 4px 12px rgba(33, 150, 243, 0.3);
}

.performance-note {
    max-width: 800px;
    margin: 2rem auto 0;
    padding: 1.5rem;
    background: white;
    border-left: 4px solid var(--primary-blue);
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
}

.performance-note p {
    color: var(--text-dark);
    line-height: 1.8;
    margin: 0;
}

.performance-note strong {
    color: var(--primary-blue);
}

/* Demo Section */
.demo {
    background: var(--bg-white);
}

.demo-container {
    max-width: 700px;
    margin: 0 auto;
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

.voice-selector {
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: white;
    border-radius: 8px;
    border: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.voice-label {
    font-weight: 500;
    color: var(--text-dark);
    white-space: nowrap;
}

.voice-dropdown {
    flex: 1;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
    background: white;
    color: var(--text-dark);
    cursor: pointer;
    transition: var(--transition);
}

.voice-dropdown:hover {
    border-color: var(--primary-blue);
}

.voice-dropdown:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
}

body.rtl .voice-selector {
    direction: rtl;
}

body.rtl .voice-label {
    text-align: right;
}

.demo-input {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    resize: vertical;
    margin-bottom: 1rem;
    transition: var(--transition);
    background: white;
    color: var(--text-dark);
}

.demo-input:focus {
    outline: none;
    border-color: var(--primary-blue);
}

.demo-input::placeholder {
    color: var(--text-light);
    opacity: 0.7;
}

body.rtl .demo-input {
    direction: rtl;
    text-align: right;
}

.demo-controls {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    align-items: stretch;
}

.demo-controls .btn {
    min-width: 200px;
    height: 48px;
    flex: 0 0 auto;
    padding: 0.875rem 1.5rem;
}

.status-message {
    width: 100%;
    padding: 1rem;
    margin-top: 1rem;
    border-radius: 8px;
    text-align: center;
    font-size: 0.95rem;
    display: none;
}

.status-message.visible {
    display: block;
}

.status-message.info {
    background: #e3f2fd;
    color: #1976d2;
    border: 1px solid #1976d2;
}

.status-message.success {
    background: #e8f5e9;
    color: #388e3c;
    border: 1px solid #388e3c;
}

.status-message.error {
    background: #ffebee;
    color: #c62828;
    border: 1px solid #c62828;
}

.status-message.warning {
    background: #fff3e0;
    color: #f57c00;
    border: 1px solid #f57c00;
}

/* Examples Section */
.examples {
    background: var(--bg-light);
}

.example-group {
    margin-bottom: 3rem;
}

.example-group-title {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--primary-blue);
}

.audio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.audio-card {
    background: var(--bg-white);
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 2px solid transparent;
}

.audio-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--primary-blue);
}

.audio-label {
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
    font-size: 0.95rem;
}

audio {
    width: 100%;
    margin-top: 0.75rem;
    border-radius: 6px;
    accent-color: var(--primary-blue);
    background: linear-gradient(to right, var(--bg-light), var(--bg-white));
    padding: 8px;
    border: 1px solid var(--border-color);
}

audio::-webkit-media-controls-panel {
    background-color: var(--bg-light);
}

audio::-webkit-media-controls-mute-button {
    accent-color: var(--primary-blue);
}

audio::-webkit-media-controls-play-button {
    accent-color: var(--primary-blue);
}

.comparison-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.comparison-card {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

/* Video Demo Section */
.video-demo {
    background: var(--bg-white);
}

.video-container {
    max-width: 900px;
    margin: 2rem auto 0;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

video {
    width: 100%;
    display: block;
}

/* Use Cases Section */
.use-cases {
    background: var(--bg-light);
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.use-case-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.use-case-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.use-case-card h5 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--primary-blue);
}

.use-case-card p {
    color: var(--text-dark);
    line-height: 1.7;
    font-size: 0.95rem;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--dark-blue) 0%, var(--primary-blue) 100%);
    color: white;
    text-align: center;
    padding: 5rem 0;
}

.cta-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

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

/* Footer */
footer {
    background: var(--text-dark);
    color: white;
    padding: 3rem 0 1.5rem;
}

.footer-content {
    text-align: center;
}

.footer-links {
    margin: 1rem 0;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.footer-links a:hover {
    color: white;
    text-decoration: underline;
}

.link-separator {
    color: rgba(255, 255, 255, 0.5);
    margin: 0 0.75rem;
}

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

.footer-logo-img {
    height: 40px;
    width: auto;
}

.footer-brand {
    font-size: 1.25rem;
    font-weight: 700;
}

.footer-text {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 1rem;
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.875rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .features-grid,
    .audio-grid,
    .use-cases-grid {
        grid-template-columns: 1fr;
    }
    
    .demo-controls {
        flex-direction: column;
    }
    
    .comparison-grid {
        grid-template-columns: 1fr;
    }
    
    /* Performance table mobile */
    .performance-table th,
    .performance-table td {
        padding: 1rem 0.5rem;
        font-size: 0.9rem;
    }
    
    .performance-table .large-number {
        font-size: 2rem;
    }
    
    .speed-badge {
        padding: 0.4rem 1rem;
        font-size: 1rem;
    }
    
    .performance-note {
        padding: 1rem;
        font-size: 0.95rem;
    }
}

/* Smooth Scroll */
html {
    scroll-behavior: smooth;
}

/* Loading Animation for Audio */
audio::-webkit-media-controls-panel {
    background-color: var(--bg-light);
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--primary-blue);
    border-radius: 5px;
}

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