/* AI Trainer Custom Styles */

:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
}

/* Global Styles */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #ffffff;
}

/* Navigation */
.navbar-brand {
    font-weight: bold;
    font-size: 1.25rem;
}

/* Chat Interface */
.chat-container {
    height: calc(100vh - 76px);
}

.chat-sidebar {
    background-color: var(--light-color);
    border-right: 1px solid #dee2e6;
    overflow-y: auto;
}

.chat-main {
    display: flex;
    flex-direction: column;
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
    background-color: #ffffff;
    scroll-behavior: smooth;
}

.message {
    margin-bottom: 1rem;
    max-width: 80%;
    animation: fadeIn 0.3s ease-in;
}

.message.user {
    margin-left: auto;
}

.message.ai {
    margin-right: auto;
}

.message-content {
    padding: 0.75rem 1rem;
    border-radius: 1rem;
    word-wrap: break-word;
    line-height: 1.4;
}

.message.user .message-content {
    background: linear-gradient(135deg, var(--primary-color), #0056b3);
    color: white;
    border-bottom-right-radius: 0.25rem;
}

.message.ai .message-content {
    background-color: #e9ecef;
    color: #333;
    border-bottom-left-radius: 0.25rem;
    border: 1px solid #dee2e6;
}

.message-timestamp {
    font-size: 0.75rem;
    color: #6c757d;
    margin-top: 0.25rem;
}

.message.user .message-timestamp {
    text-align: right;
}

.message.ai .message-timestamp {
    text-align: left;
}

/* Chat Input */
.chat-input {
    border-top: 1px solid #dee2e6;
    padding: 1rem;
    background-color: var(--light-color);
}

#message-input {
    border-radius: 2rem;
    border: 1px solid #ced4da;
    padding: 0.75rem 1rem;
}

#message-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

#send-button {
    border-radius: 50%;
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Sidebar */
.conversation-item {
    cursor: pointer;
    transition: all 0.2s ease;
    border-radius: 0.5rem;
}

.conversation-item:hover {
    background-color: #e9ecef;
    transform: translateX(2px);
}

.conversation-item.active {
    background-color: var(--primary-color);
    color: white;
}

/* Training Plans */
.training-plan-card {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.training-plan-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* Workout Cards */
.workout-card {
    border-left: 4px solid var(--primary-color);
}

.workout-card.cycling {
    border-left-color: var(--primary-color);
}

.workout-card.climbing {
    border-left-color: var(--warning-color);
}

.workout-card.strength {
    border-left-color: var(--success-color);
}

/* Status Indicators */
.status-indicator {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-right: 0.5rem;
}

.status-indicator.online {
    background-color: var(--success-color);
}

.status-indicator.offline {
    background-color: var(--danger-color);
}

.status-indicator.loading {
    background-color: var(--warning-color);
    animation: pulse 1.5s infinite;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.typing-indicator {
    display: none;
}

.typing-indicator.show {
    display: block;
    animation: fadeIn 0.3s ease-in;
}

.typing-indicator .message-content {
    background-color: #f1f3f4;
    color: #5f6368;
}

/* Responsive Design */
@media (max-width: 768px) {
    .chat-sidebar {
        position: fixed;
        top: 76px;
        left: -100%;
        width: 80%;
        height: calc(100vh - 76px);
        z-index: 1000;
        transition: left 0.3s ease;
    }
    
    .chat-sidebar.show {
        left: 0;
    }
    
    .message {
        max-width: 95%;
    }
    
    .chat-messages {
        padding: 0.5rem;
    }
}

/* Login Page */
.login-container {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

.login-card {
    backdrop-filter: blur(10px);
    background-color: rgba(255, 255, 255, 0.95);
}

/* Utility Classes */
.text-gradient {
    background: linear-gradient(135deg, var(--primary-color), #0056b3);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.shadow-soft {
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.border-gradient {
    border: 2px solid;
    border-image: linear-gradient(135deg, var(--primary-color), #0056b3) 1;
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    :root {
        --light-color: #2d3748;
        --dark-color: #1a202c;
    }
    
    body {
        background-color: var(--dark-color);
        color: #e2e8f0;
    }
    
    .chat-sidebar {
        background-color: var(--light-color);
        border-right-color: #4a5568;
    }
    
    .message.ai .message-content {
        background-color: var(--light-color);
        color: #e2e8f0;
        border-color: #4a5568;
    }
}