/**
 * Choose Assistant Page Styles
 * Стилі для сторінки вибору помічника
 */

:root {
    --bab-primary: #1e3a5f;
    --bab-primary-light: #2d5a87;
    --bab-text: #102a43;
    --bab-text-light: #486581;
    --bab-text-muted: #627d98;
    --bab-bg: #f0f4f8;
    --bab-bg-dark: #d9e2ec;
    --bab-border: #e0e8f0;
    --bab-white: #fff;
    --bab-success: #10b981;
    --bab-radius: 16px;
    --bab-radius-sm: 12px;
    --bab-shadow: 0 4px 15px rgba(0,0,0,0.08);
    --bab-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

/* ===== CONTAINER ===== */

.bab-choose-container {
    max-width: 1200px;
    margin: 40px auto;
    padding: 0 20px;
    font-family: var(--bab-font);
}

/* ===== LOGIN REQUIRED ===== */

.bab-choose-login-required {
    max-width: 600px;
    margin: 60px auto;
    padding: 0 20px;
}

.bab-choose-login-prompt {
    background: linear-gradient(135deg, var(--bab-bg) 0%, var(--bab-white) 100%);
    border: 2px solid var(--bab-border);
    border-radius: var(--bab-radius);
    padding: 60px 40px;
    text-align: center;
    box-shadow: var(--bab-shadow);
}

.bab-choose-login-icon {
    font-size: 64px;
    margin-bottom: 24px;
}

.bab-choose-login-prompt h3 {
    margin: 0 0 16px 0;
    font-size: 28px;
    font-weight: 800;
    color: var(--bab-text);
}

.bab-choose-login-prompt p {
    margin: 0 0 32px 0;
    font-size: 16px;
    color: var(--bab-text-light);
    line-height: 1.6;
}

.bab-open-auth-btn {
    padding: 16px 40px;
    background: linear-gradient(135deg, var(--bab-primary) 0%, var(--bab-primary-light) 100%);
    color: #fff !important;
    border: none;
    border-radius: var(--bab-radius-sm);
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(30, 58, 95, 0.3);
}

.bab-open-auth-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(30, 58, 95, 0.4);
}

.bab-open-auth-btn:active {
    transform: translateY(0);
}

/* ===== HEADER ===== */

.bab-choose-header {
    text-align: center;
    margin-bottom: 48px;
}

.bab-choose-header h2 {
    margin: 0 0 16px 0;
    font-size: 36px;
    font-weight: 800;
    color: var(--bab-text);
}

.bab-choose-description {
    margin: 0;
    font-size: 18px;
    color: var(--bab-text-light);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* ===== ASSISTANTS GRID ===== */

.bab-assistants-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 32px;
    margin-bottom: 48px;
}

/* ===== ASSISTANT CARD ===== */

.bab-assistant-card {
    background: var(--bab-white);
    border-radius: var(--bab-radius);
    border: 2px solid var(--bab-border);
    overflow: hidden;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    box-shadow: var(--bab-shadow);
}

.bab-assistant-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 35px rgba(0,0,0,0.15);
    border-color: var(--bab-primary-light);
}

/* Avatar */

.bab-assistant-avatar {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, var(--bab-primary) 0%, var(--bab-primary-light) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}

.bab-assistant-avatar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(30, 58, 95, 0.3) 0%, rgba(45, 90, 135, 0.1) 100%);
    z-index: 1;
}

.bab-assistant-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: relative;
    z-index: 2;
}

/* Info */

.bab-assistant-info {
    padding: 24px;
    flex: 1;
}

.bab-assistant-name {
    margin: 0 0 8px 0;
    font-size: 22px;
    font-weight: 800;
    color: var(--bab-text);
}

.bab-assistant-position {
    margin: 0 0 12px 0;
    font-size: 14px;
    color: var(--bab-text-muted);
    font-weight: 600;
}

.bab-assistant-specialization {
    margin-bottom: 16px;
}

.bab-spec-badge {
    display: inline-block;
    padding: 8px 16px;
    background: linear-gradient(135deg, #e0f2fe 0%, #bae6fd 100%);
    color: #075985;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.3px;
}

.bab-assistant-bio {
    margin: 0;
    font-size: 15px;
    line-height: 1.6;
    color: var(--bab-text-light);
}

/* Footer */

.bab-assistant-footer {
    padding: 20px 24px;
    background: var(--bab-bg);
    border-top: 2px solid var(--bab-border);
}

.bab-select-assistant-btn {
    width: 100%;
    padding: 16px 24px;
    background: linear-gradient(135deg, var(--bab-primary) 0%, var(--bab-primary-light) 100%);
    color: #fff !important;
    border: none;
    border-radius: var(--bab-radius-sm);
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 4px 12px rgba(30, 58, 95, 0.3);
}

.bab-select-assistant-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(30, 58, 95, 0.4);
}

.bab-select-assistant-btn:active {
    transform: translateY(0);
}

.bab-select-assistant-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* ===== NO ASSISTANTS ===== */

.bab-no-assistants {
    grid-column: 1 / -1;
    text-align: center;
    padding: 80px 40px;
    background: linear-gradient(135deg, var(--bab-bg) 0%, var(--bab-white) 100%);
    border-radius: var(--bab-radius);
    border: 2px dashed var(--bab-border);
}

.bab-no-assistants-icon {
    font-size: 80px;
    margin-bottom: 24px;
    opacity: 0.4;
}

.bab-no-assistants h3 {
    margin: 0 0 12px 0;
    font-size: 24px;
    color: var(--bab-text);
    font-weight: 700;
}

.bab-no-assistants p {
    margin: 0;
    font-size: 16px;
    color: var(--bab-text-muted);
}

/* ===== GENERAL AI OPTION ===== */

.bab-general-ai {
    margin-top: 48px;
    padding-top: 48px;
    border-top: 2px solid var(--bab-border);
}

.bab-general-ai-card {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border: 2px solid #bae6fd;
    border-radius: var(--bab-radius);
    padding: 32px;
    display: flex;
    align-items: center;
    gap: 24px;
    box-shadow: 0 4px 15px rgba(7, 89, 133, 0.1);
}

.bab-general-ai-icon {
    font-size: 64px;
    flex-shrink: 0;
}

.bab-general-ai-content {
    flex: 1;
}

.bab-general-ai-content h3 {
    margin: 0 0 8px 0;
    font-size: 22px;
    font-weight: 800;
    color: var(--bab-primary);
}

.bab-general-ai-content p {
    margin: 0;
    font-size: 16px;
    color: var(--bab-text-light);
    line-height: 1.5;
}

.bab-general-ai-btn {
    padding: 16px 32px;
    background: linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%);
    color: #fff !important;
    border: none;
    border-radius: var(--bab-radius-sm);
    font-size: 16px;
    font-weight: 700;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s;
    box-shadow: 0 4px 12px rgba(14, 165, 233, 0.3);
    flex-shrink: 0;
}

.bab-general-ai-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(14, 165, 233, 0.4);
}

/* ===== LOADING STATE ===== */

.bab-select-assistant-btn.loading::after {
    content: '';
    display: inline-block;
    width: 16px;
    height: 16px;
    margin-left: 12px;
    border: 3px solid rgba(255,255,255,0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ===== RESPONSIVE ===== */

@media (max-width: 768px) {
    .bab-choose-container {
        padding: 0 16px;
        margin: 20px auto;
    }
    
    .bab-choose-login-required {
        margin: 40px auto;
        padding: 0 16px;
    }
    
    .bab-choose-login-prompt {
        padding: 40px 24px;
    }
    
    .bab-choose-login-icon {
        font-size: 48px;
    }
    
    .bab-choose-login-prompt h3 {
        font-size: 22px;
    }
    
    .bab-choose-login-prompt p {
        font-size: 15px;
        margin-bottom: 24px;
    }
    
    .bab-open-auth-btn {
        width: 100%;
        padding: 14px 32px;
        font-size: 16px;
    }
    
    .bab-choose-header {
        margin-bottom: 32px;
    }
    
    .bab-choose-header h2 {
        font-size: 28px;
    }
    
    .bab-choose-description {
        font-size: 16px;
    }
    
    .bab-assistants-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .bab-general-ai-card {
        flex-direction: column;
        text-align: center;
        padding: 24px;
    }
    
    .bab-general-ai-icon {
        font-size: 48px;
    }
    
    .bab-general-ai-btn {
        width: 100%;
        justify-content: center;
    }
}

/* ===== ANIMATIONS ===== */

.bab-assistant-card {
    animation: fadeInUp 0.4s ease;
}

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

/* Stagger animation for cards */
.bab-assistant-card:nth-child(1) { animation-delay: 0.1s; }
.bab-assistant-card:nth-child(2) { animation-delay: 0.2s; }
.bab-assistant-card:nth-child(3) { animation-delay: 0.3s; }
.bab-assistant-card:nth-child(4) { animation-delay: 0.4s; }
.bab-assistant-card:nth-child(5) { animation-delay: 0.5s; }
.bab-assistant-card:nth-child(6) { animation-delay: 0.6s; }