/* AI-Sana Page Styles */
.ai-sana-container {
    background: linear-gradient(135deg, #0a0e27 0%, #1a1f3a 50%, #2d3561 100%);
    min-height: 100vh;
    width: 100vw;
    color: white;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    overflow-x: hidden;
    margin: 0;
    padding: 0;
}

/* Hero Section */
.hero-section {
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    background: linear-gradient(45deg, #00d4ff, #0099cc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 20px;
    animation: glow 2s ease-in-out infinite alternate;
}

.hero-subtitle {
    font-size: 2rem;
    font-weight: 300;
    color: #b8c5d6;
    margin-bottom: 30px;
}

.hero-description {
    font-size: 1.2rem;
    line-height: 1.6;
    color: #8a9ba8;
    margin-bottom: 40px;
}

.stats-row {
    display: flex;
    gap: 40px;
    margin-top: 40px;
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: #00d4ff;
    display: block;
}

.stat-label {
    font-size: 0.9rem;
    color: #8a9ba8;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* AI Brain Animation */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 400px;
}

.ai-brain {
    position: relative;
    width: 300px;
    height: 300px;
}

.brain-core {
    width: 150px;
    height: 150px;
    background: linear-gradient(45deg, #00d4ff, #0099cc);
    border-radius: 50%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: pulse 2s ease-in-out infinite;
    box-shadow: 0 0 50px rgba(0, 212, 255, 0.5);
}

.neural-network {
    position: absolute;
    width: 100%;
    height: 100%;
}

.node {
    width: 20px;
    height: 20px;
    background: #00d4ff;
    border-radius: 50%;
    position: absolute;
    animation: float 3s ease-in-out infinite;
}

.node:nth-child(1) {
    top: 20%;
    left: 20%;
    animation-delay: 0s;
}

.node:nth-child(2) {
    top: 20%;
    right: 20%;
    animation-delay: 0.5s;
}

.node:nth-child(3) {
    bottom: 20%;
    left: 20%;
    animation-delay: 1s;
}

.node:nth-child(4) {
    bottom: 20%;
    right: 20%;
    animation-delay: 1.5s;
}

.connection {
    position: absolute;
    height: 2px;
    background: linear-gradient(90deg, transparent, #00d4ff, transparent);
    animation: flow 2s ease-in-out infinite;
}

/* Sections */
.ai-race-section,
.program-stages,
.partners-section {
    padding: 80px 0;
    position: relative;
}

.ai-race-section {
    background: rgba(26, 31, 58, 0.5);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 20px;
}

.section-header p {
    font-size: 1.1rem;
    color: #8a9ba8;
    max-width: 600px;
    margin: 0 auto;
}

/* Feature Cards */
.feature-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 40px 30px;
    text-align: center;
    transition: all 0.3s ease;
    height: 100%;
}

.feature-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 20px 40px rgba(0, 212, 255, 0.2);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    display: block;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 15px;
}

.feature-card p {
    color: #8a9ba8;
    line-height: 1.6;
}

/* Program Stages */
.stages-timeline {
    display: flex;
    flex-direction: column;
    gap: 30px;
    max-width: 800px;
    margin: 0 auto;
}

.stage-item {
    display: flex;
    align-items: center;
    gap: 30px;
    padding: 30px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    border-left: 4px solid #00d4ff;
    transition: all 0.3s ease;
}

.stage-item:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(10px);
}

.stage-number {
    font-size: 2rem;
    font-weight: 700;
    color: #00d4ff;
    min-width: 60px;
}

.stage-content h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 10px;
}

.stage-content p {
    color: #8a9ba8;
    margin: 0;
}

/* Partners */
.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.partner-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    padding: 40px 20px;
    text-align: center;
    transition: all 0.3s ease;
}

.partner-card:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-5px);
}

.partner-logo {
    font-size: 3rem;
    margin-bottom: 20px;
}

.partner-card h4 {
    color: #ffffff;
    font-weight: 500;
    margin: 0;
}

/* Animations */
@keyframes glow {
    from {
        text-shadow: 0 0 20px rgba(0, 212, 255, 0.5);
    }
    to {
        text-shadow: 0 0 30px rgba(0, 212, 255, 0.8);
    }
}

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

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

@keyframes flow {
    0% {
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        opacity: 0;
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.5rem;
    }
    
    .stats-row {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .stages-timeline {
        gap: 20px;
    }
    
    .stage-item {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .partners-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 20px;
    }
}