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

:root {
    --primary: #4361ee;
    --primary-dark: #3a56d4;
    --secondary: #7209b7;
    --accent: #f72585;
    --text: #2b2d42;
    --text-light: #8d99ae;
    --background: #f8f9fa;
    --card-bg: #ffffff;
    --shadow: 0 10px 30px rgba(0,0,0,0.1);
    --radius: 20px;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    line-height: 1.6;
    color: var(--text);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.container {
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
}

/* Main Card */
.main-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    backdrop-filter: blur(10px);
    margin-bottom: 20px;
}

/* Header */
.header {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 30px 25px;
    text-align: center;
    position: relative;
}

.university-badge {
    background: rgba(255,255,255,0.2);
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 0.9rem;
    display: inline-block;
    margin-bottom: 15px;
    backdrop-filter: blur(10px);
}

.header h1 {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 10px;
    line-height: 1.3;
}

.header p {
    font-size: 1rem;
    opacity: 0.9;
    line-height: 1.5;
}

/* Content Sections */
.content {
    padding: 25px;
}

.section {
    margin-bottom: 30px;
}

.section-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.section-title::after {
    content: '';
    flex: 1;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), transparent);
}

/* Services Grid */
.services-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-bottom: 10px;
}

.service-item {
    background: var(--background);
    padding: 15px;
    border-radius: 15px;
    text-align: center;
    border: 1px solid rgba(0,0,0,0.05);
    transition: var(--transition);
    cursor: pointer;
}

.service-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.service-icon {
    font-size: 1.5rem;
    margin-bottom: 8px;
}

.service-name {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text);
}

/* Features List */
.features-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--background);
    border-radius: 12px;
    transition: var(--transition);
}

.feature-item:hover {
    background: #f0f2ff;
    transform: translateX(5px);
}

.feature-icon {
    width: 24px;
    height: 24px;
    background: var(--primary);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 0.8rem;
}

/* Process Steps */
.process-steps {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.step {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 15px;
    background: var(--background);
    border-radius: 15px;
}

.step-number {
    background: var(--primary);
    color: white;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.step-content h4 {
    font-weight: 600;
    margin-bottom: 5px;
    color: var(--text);
}

.step-content p {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.4;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, #ff6b6b, var(--accent));
    color: white;
    padding: 25px;
    text-align: center;
    border-radius: var(--radius);
    margin-top: 10px;
}

.cta-title {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.cta-description {
    font-size: 0.95rem;
    opacity: 0.9;
    margin-bottom: 20px;
    line-height: 1.5;
}

.telegram-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: #0088cc;
    color: white;
    padding: 16px 30px;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 50px;
    transition: var(--transition);
    box-shadow: 0 5px 15px rgba(0,136,204,0.3);
    width: 100%;
    border: none;
    cursor: pointer;
}

.telegram-button:hover {
    background: #0077b5;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0,136,204,0.4);
}

.button-icon {
    font-size: 1.2rem;
}

.response-time {
    font-size: 0.8rem;
    opacity: 0.8;
    margin-top: 12px;
}

/* Footer */
.footer {
    text-align: center;
    padding: 20px;
    color: rgba(255,255,255,0.7);
    font-size: 0.8rem;
}

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

.main-card {
    animation: fadeInUp 0.6s ease-out;
}

.service-item, .feature-item, .step {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease-out forwards;
}

.service-item:nth-child(1) { animation-delay: 0.1s; }
.service-item:nth-child(2) { animation-delay: 0.2s; }
.service-item:nth-child(3) { animation-delay: 0.3s; }
.service-item:nth-child(4) { animation-delay: 0.4s; }

.feature-item:nth-child(1) { animation-delay: 0.2s; }
.feature-item:nth-child(2) { animation-delay: 0.3s; }
.feature-item:nth-child(3) { animation-delay: 0.4s; }
.feature-item:nth-child(4) { animation-delay: 0.5s; }

.step:nth-child(1) { animation-delay: 0.3s; }
.step:nth-child(2) { animation-delay: 0.4s; }
.step:nth-child(3) { animation-delay: 0.5s; }

/* Responsive Adjustments */
@media (max-width: 480px) {
    body {
        padding: 15px;
    }
    
    .container {
        max-width: 100%;
    }
    
    .header {
        padding: 25px 20px;
    }
    
    .header h1 {
        font-size: 1.4rem;
    }
    
    .content {
        padding: 20px;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .cta-section {
        padding: 20px;
    }
}

@media (max-width: 350px) {
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .step {
        flex-direction: column;
        text-align: center;
    }
}

/* Loading states */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

/* Success animations */
@keyframes successPulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.success {
    animation: successPulse 0.6s ease-in-out;
}