/* Q8 Engine - Dark Theme */
:root {
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --border: #30363d;
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --text-muted: #484f58;
    --accent: #58a6ff;
    --accent-hover: #79c0ff;
    --green: #3fb950;
    --red: #f85149;
    --orange: #d29922;
    --purple: #bc8cff;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 220px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 10;
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid var(--border);
}

.sidebar-header h1 {
    font-size: 1.2rem;
    color: var(--text-primary);
}

.version {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.nav-links {
    list-style: none;
    padding: 10px 0;
    flex: 1;
}

.nav-links li a {
    display: block;
    padding: 10px 20px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.15s;
}

.nav-links li a:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

.nav-links li a.active {
    color: var(--text-primary);
    background: var(--bg-tertiary);
    border-left: 3px solid var(--accent);
}

.sidebar-footer {
    padding: 15px 20px;
    border-top: 1px solid var(--border);
}

.logout-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
}

.logout-link:hover {
    color: var(--red);
}

/* Main Content */
.content {
    margin-left: 220px;
    padding: 30px;
    flex: 1;
    max-width: 1200px;
}

.content h2 {
    margin-bottom: 20px;
    font-size: 1.5rem;
}

/* Cards */
.card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
}

.card h3 {
    margin-bottom: 15px;
    font-size: 1rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}

/* Status Grid */
.status-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 15px;
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.stat-item.wide {
    grid-column: 1 / -1;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-value {
    font-size: 1.1rem;
    font-weight: 600;
}

.stat-detail {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* Status Badges */
.status-badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 0.85rem;
    font-weight: 600;
}

.status-badge[data-status="running"],
.status-badge.running {
    background: rgba(63, 185, 80, 0.15);
    color: var(--green);
}

.status-badge[data-status="stopped"],
.status-badge.stopped {
    background: rgba(139, 148, 158, 0.15);
    color: var(--text-secondary);
}

.status-badge[data-status="starting"],
.status-badge.starting {
    background: rgba(210, 153, 34, 0.15);
    color: var(--orange);
}

.status-badge[data-status="error"],
.status-badge.error {
    background: rgba(248, 81, 73, 0.15);
    color: var(--red);
}

.badge {
    display: inline-block;
    padding: 1px 8px;
    border-radius: 10px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-left: 8px;
}

.badge-green {
    background: rgba(63, 185, 80, 0.15);
    color: var(--green);
}

/* Progress Bar */
.progress-bar {
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    overflow: hidden;
    width: 100%;
}

.progress-fill {
    height: 100%;
    background: var(--accent);
    border-radius: 4px;
    transition: width 0.3s ease;
}

/* Table */
.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 10px 12px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.table th {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}

.table td {
    font-size: 0.9rem;
}

.table tr:last-child td {
    border-bottom: none;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 8px 16px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.15s;
    text-decoration: none;
}

.btn:hover {
    background: var(--border);
}

.btn-primary {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}

.btn-primary:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
}

.btn-danger {
    background: transparent;
    border-color: var(--red);
    color: var(--red);
}

.btn-danger:hover {
    background: var(--red);
    color: #fff;
}

.btn-sm {
    padding: 4px 10px;
    font-size: 0.8rem;
}

.btn-full {
    width: 100%;
    text-align: center;
}

/* Forms */
.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.form-group input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(88, 166, 255, 0.15);
}

/* Login */
.login-container {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: 100vh;
}

.login-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 40px;
    width: 100%;
    max-width: 380px;
    text-align: center;
}

.login-card h1 {
    margin-bottom: 5px;
    font-size: 1.5rem;
}

.login-subtitle {
    color: var(--text-muted);
    margin-bottom: 25px;
    font-size: 0.9rem;
}

.login-card .form-group {
    text-align: left;
}

/* Alerts */
.alert {
    padding: 10px 15px;
    border-radius: 6px;
    margin-bottom: 15px;
    font-size: 0.9rem;
}

.alert-error {
    background: rgba(248, 81, 73, 0.15);
    color: var(--red);
    border: 1px solid rgba(248, 81, 73, 0.3);
}

/* Search */
.search-bar {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
}

.search-bar input {
    flex: 1;
    padding: 10px 12px;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.search-bar input:focus {
    outline: none;
    border-color: var(--accent);
}

.search-results {
    max-height: 400px;
    overflow-y: auto;
}

.search-result-item {
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    margin-bottom: 8px;
    cursor: pointer;
    transition: all 0.15s;
}

.search-result-item:hover {
    border-color: var(--accent);
    background: var(--bg-tertiary);
}

.search-result-name {
    font-weight: 600;
    margin-bottom: 4px;
}

.search-result-meta {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* Downloads */
.download-item {
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    margin-bottom: 8px;
}

.download-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
}

.download-name {
    font-weight: 600;
    font-size: 0.9rem;
}

.download-status {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.download-detail {
    font-size: 0.8rem;
    color: var(--text-secondary);
    display: block;
    margin-top: 5px;
}

/* File list */
.file-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    margin-bottom: 6px;
}

.file-item-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.file-item-name {
    font-weight: 500;
    font-size: 0.9rem;
}

.file-item-size {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* Loaded banner */
.loaded-banner {
    background: rgba(63, 185, 80, 0.1);
    border: 1px solid rgba(63, 185, 80, 0.3);
    border-radius: 6px;
    padding: 12px 16px;
    margin-bottom: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--green);
}

/* Logs */
.log-container {
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 12px;
    max-height: 300px;
    overflow-y: auto;
}

.log-container pre {
    font-family: 'SF Mono', Menlo, Monaco, 'Courier New', monospace;
    font-size: 0.8rem;
    line-height: 1.5;
    white-space: pre-wrap;
    word-wrap: break-word;
    color: var(--text-secondary);
}

/* Utility */
.text-muted {
    color: var(--text-muted);
}

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

/* Loading spinner */
.spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

/* Chat Page */
.chat-page {
    display: flex;
    flex-direction: column;
    height: 100vh;
    max-width: none;
    padding-bottom: 0;
}

.chat-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.chat-header h2 {
    margin-bottom: 0;
}

.chat-model-name {
    font-size: 0.85rem;
    color: var(--green);
    background: rgba(63, 185, 80, 0.1);
    padding: 2px 10px;
    border-radius: 12px;
}

.chat-no-model {
    font-size: 0.85rem;
    color: var(--red);
    background: rgba(248, 81, 73, 0.1);
    padding: 2px 10px;
    border-radius: 12px;
}

.chat-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
    padding-top: 15px;
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 10px 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.chat-bubble {
    max-width: 75%;
    padding: 10px 14px;
    border-radius: 12px;
    font-size: 0.95rem;
    line-height: 1.5;
    word-wrap: break-word;
    white-space: pre-wrap;
}

.chat-bubble.user {
    align-self: flex-end;
    background: var(--accent);
    color: #fff;
    border-bottom-right-radius: 4px;
}

.chat-bubble.assistant {
    align-self: flex-start;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-bottom-left-radius: 4px;
}

.chat-bubble-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 4px;
    opacity: 0.7;
}

.chat-input-bar {
    display: flex;
    gap: 10px;
    padding: 15px 0;
    border-top: 1px solid var(--border);
    flex-shrink: 0;
}

.chat-input-bar textarea {
    flex: 1;
    padding: 10px 12px;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.95rem;
    resize: none;
    max-height: 120px;
    line-height: 1.4;
}

.chat-input-bar textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(88, 166, 255, 0.15);
}

.chat-input-bar textarea:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.chat-input-bar .btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.typing-indicator {
    display: inline-flex;
    gap: 4px;
    padding: 8px 14px;
    align-self: flex-start;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 12px;
    border-bottom-left-radius: 4px;
}

.typing-indicator span {
    width: 6px;
    height: 6px;
    background: var(--text-secondary);
    border-radius: 50%;
    animation: typing-bounce 1.2s ease-in-out infinite;
}

.typing-indicator span:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-indicator span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes typing-bounce {
    0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
    30% { transform: translateY(-4px); opacity: 1; }
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        width: 60px;
    }
    .sidebar-header h1,
    .sidebar-footer,
    .version {
        display: none;
    }
    .nav-links li a {
        padding: 12px;
        text-align: center;
        font-size: 0;
    }
    .content {
        margin-left: 60px;
        padding: 15px;
    }
    .status-grid {
        grid-template-columns: 1fr;
    }
}