/* === ASYSTENT AUDYTORA — Design System === */
:root {
    --primary: #1e40af;
    --primary-light: #3b82f6;
    --primary-dark: #1e3a8a;
    --primary-bg: #eff6ff;
    --success: #059669;
    --success-bg: #ecfdf5;
    --warning: #d97706;
    --warning-bg: #fffbeb;
    --danger: #dc2626;
    --danger-bg: #fef2f2;
    --neutral: #6b7280;
    --neutral-bg: #f9fafb;
    --bg: #f1f5f9;
    --card: #ffffff;
    --border: #e2e8f0;
    --text: #1e293b;
    --text-secondary: #64748b;
    --shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1), 0 4px 6px rgba(0,0,0,0.05);
    --radius: 8px;
    --radius-lg: 12px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
}

/* === LAYOUT === */
.app-layout {
    display: flex;
    height: 100vh;
}

.sidebar {
    width: 260px;
    background: var(--primary-dark);
    color: white;
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar-header h1 {
    font-size: 18px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
}

.sidebar-header .subtitle {
    font-size: 12px;
    opacity: 0.7;
    margin-top: 4px;
}

.sidebar-nav {
    flex: 1;
    padding: 12px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border-radius: var(--radius);
    cursor: pointer;
    color: rgba(255,255,255,0.8);
    font-size: 14px;
    transition: all 0.15s;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
}

.nav-item:hover {
    background: rgba(255,255,255,0.1);
    color: white;
}

.nav-item.active {
    background: rgba(255,255,255,0.15);
    color: white;
    font-weight: 600;
}

.nav-item .icon {
    font-size: 18px;
    width: 24px;
    text-align: center;
}

.nav-divider {
    height: 1px;
    background: rgba(255,255,255,0.1);
    margin: 12px 0;
}

/* === MAIN CONTENT === */
.main-content {
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.page-header {
    padding: 20px 32px;
    background: var(--card);
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.page-header h2 {
    font-size: 22px;
    font-weight: 700;
    color: var(--text);
}

.page-body {
    padding: 24px 32px;
    flex: 1;
}

/* === CARDS === */
.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    padding: 20px;
    margin-bottom: 16px;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.card-title {
    font-size: 16px;
    font-weight: 600;
}

/* === BUTTONS === */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.15s;
    text-decoration: none;
}

.btn-primary {
    background: var(--primary);
    color: white;
}

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

.btn-secondary {
    background: var(--card);
    color: var(--text);
    border-color: var(--border);
}

.btn-secondary:hover {
    background: var(--neutral-bg);
}

.btn-success {
    background: var(--success);
    color: white;
}

.btn-danger {
    background: var(--danger);
    color: white;
}

.btn-sm {
    padding: 5px 10px;
    font-size: 12px;
}

/* === STATS GRID === */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px;
    box-shadow: var(--shadow);
}

.stat-card .stat-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary);
}

.stat-card .stat-label {
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* === FORMS === */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-control {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 14px;
    color: var(--text);
    transition: border-color 0.15s;
    font-family: inherit;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

textarea.form-control {
    resize: vertical;
    min-height: 80px;
}

select.form-control {
    cursor: pointer;
}

/* === AUDIT AREAS === */
.area-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.area-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    cursor: pointer;
    transition: all 0.15s;
}

.area-item:hover {
    border-color: var(--primary-light);
    box-shadow: var(--shadow);
}

.area-item.active {
    border-color: var(--primary);
    background: var(--primary-bg);
}

.area-code {
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px;
    font-weight: 700;
    color: var(--primary);
    background: var(--primary-bg);
    padding: 4px 8px;
    border-radius: 4px;
    min-width: 65px;
    text-align: center;
}

.area-name {
    flex: 1;
    font-size: 14px;
    font-weight: 500;
}

.area-status {
    display: flex;
    align-items: center;
    gap: 6px;
}

/* === STATUS BADGES === */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.badge-conforming { background: var(--success-bg); color: var(--success); }
.badge-non_conforming { background: var(--danger-bg); color: var(--danger); }
.badge-partial { background: var(--warning-bg); color: var(--warning); }
.badge-not_applicable { background: var(--neutral-bg); color: var(--neutral); }
.badge-not_checked { background: #f1f5f9; color: #94a3b8; }
.badge-draft { background: #f1f5f9; color: #94a3b8; }
.badge-in_progress { background: var(--primary-bg); color: var(--primary); }
.badge-completed { background: var(--success-bg); color: var(--success); }

/* === PROGRESS BAR === */
.progress-bar {
    height: 8px;
    background: #e2e8f0;
    border-radius: 4px;
    overflow: hidden;
    margin-top: 8px;
}

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

/* === CHAT === */
.chat-container {
    display: flex;
    flex-direction: column;
    height: calc(100vh - 80px);
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.chat-message {
    max-width: 80%;
    padding: 12px 16px;
    border-radius: var(--radius-lg);
    font-size: 14px;
    line-height: 1.6;
}

.chat-message.user {
    background: var(--primary);
    color: white;
    align-self: flex-end;
    border-bottom-right-radius: 4px;
}

.chat-message.assistant {
    background: var(--card);
    border: 1px solid var(--border);
    align-self: flex-start;
    border-bottom-left-radius: 4px;
}

.chat-message .sources {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid var(--border);
    font-size: 12px;
    color: var(--text-secondary);
}

.chat-message .source-tag {
    display: inline-block;
    background: var(--primary-bg);
    color: var(--primary);
    padding: 2px 8px;
    border-radius: 4px;
    margin: 2px 4px 2px 0;
    font-size: 11px;
}

.chat-input-area {
    padding: 16px 20px;
    background: var(--card);
    border-top: 1px solid var(--border);
    display: flex;
    gap: 10px;
}

.chat-input-area input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 14px;
    font-family: inherit;
}

.chat-input-area input:focus {
    outline: none;
    border-color: var(--primary-light);
}

/* === FINDING DETAIL PANEL === */
.finding-panel {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
}

.finding-panel h3 {
    font-size: 18px;
    margin-bottom: 4px;
}

.finding-panel .area-code-large {
    font-family: 'JetBrains Mono', monospace;
    font-size: 14px;
    color: var(--primary);
    margin-bottom: 16px;
}

.guidance-box {
    background: var(--primary-bg);
    border: 1px solid #bfdbfe;
    border-radius: var(--radius);
    padding: 12px 16px;
    margin-bottom: 16px;
    font-size: 13px;
    color: var(--primary-dark);
}

.guidance-box .guidance-title {
    font-weight: 700;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.questions-list, .evidence-list {
    list-style: none;
    padding: 0;
}

.questions-list li, .evidence-list li {
    padding: 6px 0;
    font-size: 13px;
    color: var(--text);
    display: flex;
    align-items: flex-start;
    gap: 8px;
}

.questions-list li::before {
    content: "?";
    font-weight: 700;
    color: var(--primary);
    background: var(--primary-bg);
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 12px;
}

.evidence-list li::before {
    content: "\2713";
    color: var(--success);
    font-weight: 700;
    flex-shrink: 0;
}

/* === UPLOAD AREA === */
.upload-area {
    border: 2px dashed var(--border);
    border-radius: var(--radius-lg);
    padding: 40px;
    text-align: center;
    cursor: pointer;
    transition: all 0.15s;
    background: var(--neutral-bg);
}

.upload-area:hover, .upload-area.dragover {
    border-color: var(--primary-light);
    background: var(--primary-bg);
}

.upload-area .upload-icon {
    font-size: 40px;
    color: var(--primary-light);
    margin-bottom: 12px;
}

/* === AUDIT LAYOUT === */
.audit-layout {
    display: grid;
    grid-template-columns: 340px 1fr;
    gap: 24px;
    height: calc(100vh - 140px);
}

.audit-sidebar {
    overflow-y: auto;
    padding-right: 8px;
}

.audit-detail {
    overflow-y: auto;
}

/* === STATUS SELECT === */
.status-select {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}

.status-option {
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all 0.15s;
}

.status-option[data-status="conforming"] { background: var(--success-bg); color: var(--success); }
.status-option[data-status="conforming"].active { border-color: var(--success); }
.status-option[data-status="non_conforming"] { background: var(--danger-bg); color: var(--danger); }
.status-option[data-status="non_conforming"].active { border-color: var(--danger); }
.status-option[data-status="partial"] { background: var(--warning-bg); color: var(--warning); }
.status-option[data-status="partial"].active { border-color: var(--warning); }
.status-option[data-status="not_applicable"] { background: var(--neutral-bg); color: var(--neutral); }
.status-option[data-status="not_applicable"].active { border-color: var(--neutral); }
.status-option[data-status="not_checked"] { background: #f1f5f9; color: #94a3b8; }
.status-option[data-status="not_checked"].active { border-color: #94a3b8; }

/* === DOC LIST === */
.doc-list {
    display: grid;
    gap: 12px;
}

.doc-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 16px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.doc-icon {
    font-size: 28px;
    width: 40px;
    text-align: center;
}

.doc-info {
    flex: 1;
}

.doc-info .doc-name {
    font-weight: 600;
    font-size: 14px;
}

.doc-info .doc-meta {
    font-size: 12px;
    color: var(--text-secondary);
}

/* === TABS === */
.tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 20px;
    border-bottom: 2px solid var(--border);
}

.tab {
    padding: 8px 16px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    border: none;
    background: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all 0.15s;
}

.tab:hover { color: var(--text); }
.tab.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

/* === MODAL === */
.modal-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal {
    background: var(--card);
    border-radius: var(--radius-lg);
    padding: 24px;
    width: 500px;
    max-width: 90vw;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}

.modal h3 {
    margin-bottom: 16px;
    font-size: 18px;
}

.modal-actions {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
    margin-top: 20px;
}

/* === LOADING === */
.loading {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 14px;
}

.spinner {
    width: 18px; height: 18px;
    border: 2px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

/* === TOAST === */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    padding: 12px 20px;
    border-radius: var(--radius);
    background: var(--card);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
    font-size: 14px;
    animation: slideIn 0.2s ease;
}

.toast.success { border-left: 4px solid var(--success); }
.toast.error { border-left: 4px solid var(--danger); }

@keyframes slideIn { from { transform: translateX(100%); opacity: 0; } }

/* === RESPONSIVE === */
@media (max-width: 1024px) {
    .audit-layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .sidebar {
        width: 60px;
    }
    .sidebar .nav-item span,
    .sidebar-header .subtitle,
    .sidebar-header h1 span {
        display: none;
    }
    .page-body {
        padding: 16px;
    }
}

/* === HIDDEN === */
.hidden { display: none !important; }

/* === Markdown rendering in chat === */
.chat-message.assistant p { margin-bottom: 8px; }
.chat-message.assistant ul, .chat-message.assistant ol { margin: 8px 0; padding-left: 20px; }
.chat-message.assistant li { margin-bottom: 4px; }
.chat-message.assistant strong { font-weight: 700; }
.chat-message.assistant code {
    background: #f1f5f9;
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 13px;
}