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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

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

/* Header Styles */
.header {
    text-align: center;
    margin-bottom: 40px;
    padding: 40px 0;
}

.header-content {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-bottom: 10px;
}

.logo i {
    font-size: 3rem;
    color: #667eea;
}

.logo h1 {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, #667eea, #764ba2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.subtitle {
    font-size: 1.2rem;
    color: #666;
    font-weight: 500;
    margin-bottom: 10px;
}

.domain-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 1rem;
    color: #888;
    font-weight: 500;
    background: rgba(102, 126, 234, 0.1);
    padding: 8px 16px;
    border-radius: 20px;
    border: 1px solid rgba(102, 126, 234, 0.2);
}

.domain-info i {
    color: #667eea;
}

/* Card Styles */
.card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    margin-bottom: 30px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
}

.card-header {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    padding: 25px 30px;
}

.card-header h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 5px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.card-header p {
    opacity: 0.9;
    font-size: 0.95rem;
}

.card-body {
    padding: 30px;
}

/* Form Styles */
.form-group {
    margin-bottom: 20px;
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #555;
}

.form-group input {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e1e5e9;
    border-radius: 10px;
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
    background: #f8f9fa;
}

.form-group input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    background: white;
}

.form-group input[readonly] {
    background: #f1f3f4;
    color: #666;
}

.toggle-btn {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #666;
    cursor: pointer;
    padding: 5px;
    border-radius: 5px;
    transition: color 0.3s ease;
}

.toggle-btn:hover {
    color: #667eea;
}

.quick-setup-buttons {
    display: flex;
    gap: 10px;
    margin-top: 10px;
}

.quick-setup-buttons .btn {
    flex: 1;
    font-size: 0.85rem;
    padding: 8px 12px;
}

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    justify-content: center;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
}

.btn-secondary {
    background: #6c757d;
    color: white;
    font-size: 0.9rem;
    padding: 8px 16px;
}

.btn-secondary:hover {
    background: #5a6268;
    transform: translateY(-1px);
    box-shadow: 0 5px 15px rgba(108, 117, 125, 0.3);
}

.btn-send {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    padding: 10px 15px;
    border-radius: 8px;
    min-width: 45px;
}

.btn-send:hover {
    transform: translateY(-1px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.3);
}

.btn-send:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Status Messages */
.status-message {
    margin-top: 15px;
    padding: 12px 15px;
    border-radius: 8px;
    font-weight: 500;
    display: none;
}

.status-message.success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
    display: block;
}

.status-message.error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    display: block;
}

.status-message.info {
    background: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
    display: block;
}

/* Chat Interface */
.chat-container {
    height: 500px;
    display: flex;
    flex-direction: column;
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 15px;
    margin-bottom: 20px;
    border: 2px solid #e9ecef;
}

.message {
    display: flex;
    margin-bottom: 20px;
    animation: fadeInUp 0.3s ease;
}

.message-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 15px;
    flex-shrink: 0;
}

.ai-message .message-avatar {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
}

.user-message .message-avatar {
    background: linear-gradient(135deg, #28a745, #20c997);
    color: white;
}

.message-content {
    flex: 1;
    max-width: 80%;
}

.message-text {
    background: white;
    padding: 15px 20px;
    border-radius: 15px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    word-wrap: break-word;
    line-height: 1.5;
}

.user-message .message-text {
    background: linear-gradient(135deg, #28a745, #20c997);
    color: white;
}

.message-time {
    font-size: 0.8rem;
    color: #666;
    margin-top: 5px;
    text-align: right;
}

.chat-input-container {
    border-top: 2px solid #e9ecef;
    padding-top: 20px;
}

.chat-input-wrapper {
    display: flex;
    gap: 10px;
    margin-bottom: 10px;
}

.chat-input-wrapper input {
    flex: 1;
    padding: 12px 15px;
    border: 2px solid #e1e5e9;
    border-radius: 25px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.chat-input-wrapper input:focus {
    outline: none;
    border-color: #667eea;
}

.input-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: #666;
}

.char-count {
    font-weight: 500;
}

.model-info {
    font-style: italic;
}

/* Info Grid */
.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.info-item {
    text-align: center;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 15px;
    border: 2px solid #e9ecef;
    transition: transform 0.3s ease;
}

.info-item:hover {
    transform: translateY(-3px);
    border-color: #667eea;
}

.info-label {
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 8px;
    font-weight: 500;
}

.info-value {
    font-size: 1.1rem;
    font-weight: 600;
    color: #333;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 15px;
    border: 2px solid #e9ecef;
    transition: all 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-3px);
    border-color: #667eea;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.feature-content h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: #333;
}

.feature-content p {
    color: #666;
    font-size: 0.9rem;
    line-height: 1.5;
}

/* Footer */
.footer {
    margin-top: 50px;
    padding: 30px 0;
    text-align: center;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 20px;
}

.footer-content p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 15px;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 30px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

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

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.loading-spinner {
    text-align: center;
    color: white;
}

.loading-spinner i {
    font-size: 3rem;
    margin-bottom: 20px;
    color: #667eea;
}

.loading-spinner p {
    font-size: 1.2rem;
    font-weight: 500;
}

/* Modal Styles */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-content {
    background: white;
    border-radius: 20px;
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.3);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px 30px;
    border-bottom: 2px solid #e9ecef;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    border-radius: 20px 20px 0 0;
}

.modal-header h2 {
    font-size: 1.5rem;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background 0.3s ease;
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.2);
}

.modal-body {
    padding: 30px;
}

.modal-body h3 {
    color: #333;
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.modal-body ol, .modal-body ul {
    margin-bottom: 20px;
    padding-left: 20px;
}

.modal-body li {
    margin-bottom: 8px;
    line-height: 1.5;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

.pulse {
    animation: pulse 2s infinite;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    .header-content {
        padding: 30px 20px;
    }
    
    .logo h1 {
        font-size: 2rem;
    }
    
    .card-body {
        padding: 20px;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 15px;
    }
    
    .chat-container {
        height: 400px;
    }
    
    .message-content {
        max-width: 90%;
    }
}

@media (max-width: 480px) {
    .logo {
        flex-direction: column;
        gap: 10px;
    }
    
    .logo h1 {
        font-size: 1.8rem;
    }
    
    .chat-input-wrapper {
        flex-direction: column;
    }
    
    .btn-send {
        align-self: flex-end;
        width: fit-content;
    }
}