/**
 * Workflow Apps - Styles
 * Sprint 5.0 + 7.0: spacing vars, a11y, focus ring, responsive, approval, toasts.
 */

:root {
    --wapp-spacing-xs: 4px; --wapp-spacing-sm: 8px;
    --wapp-spacing-md: 12px; --wapp-spacing-lg: 16px; --wapp-spacing-xl: 24px;
}

/* --- Header --- */
.wapp-header {
    padding: var(--wapp-spacing-lg) 20px;
    border-bottom: 1px solid var(--border-color, #333);
    display: flex; flex-wrap: wrap; align-items: center; gap: var(--wapp-spacing-md);
}
.wapp-title { font-size: 1.4em; margin: 0; color: var(--text-primary, #e0e0e0); font-weight: 700; }
.wapp-desc { color: var(--text-secondary, #aaa); font-size: 0.9em; margin: 0; flex: 1; }
.wapp-header-actions { display: flex; gap: var(--wapp-spacing-sm); align-items: center; }
.wapp-instance-select {
    padding: 6px 10px; border-radius: 6px; border: 1px solid var(--border-color, #444);
    background: var(--bg-secondary, #1e1e2e); color: var(--text-primary, #e0e0e0); font-size: 0.85em;
}
.wapp-instance-select:focus { outline: 2px solid var(--accent, #6c5ce7); outline-offset: 1px; }
.wapp-new-instance-btn { white-space: nowrap; }

/* --- Tabs --- */
.wapp-tab-bar {
    display: flex; gap: 2px; padding: var(--wapp-spacing-sm) 20px 0;
    border-bottom: 1px solid var(--border-color, #333); overflow-x: auto;
}
.wapp-tab-btn {
    padding: var(--wapp-spacing-sm) var(--wapp-spacing-lg); border: none; background: transparent;
    color: var(--text-secondary, #aaa); cursor: pointer; border-bottom: 2px solid transparent;
    font-size: 0.9em; white-space: nowrap; transition: color 0.2s, border-color 0.2s;
}
.wapp-tab-btn:hover { color: var(--text-primary, #e0e0e0); }
.wapp-tab-btn:focus-visible { outline: 2px solid var(--accent, #6c5ce7); outline-offset: -2px; }
.wapp-tab-btn.active { color: var(--accent, #6c5ce7); border-bottom-color: var(--accent, #6c5ce7); }
.wapp-tab-panel { display: none; padding: var(--wapp-spacing-lg) 20px; }
.wapp-tab-panel.active { display: block; }

/* --- Sections --- */
.wapp-section {
    background: var(--bg-secondary, #1e1e2e); border: 1px solid var(--border-color, #333);
    border-radius: 8px; padding: var(--wapp-spacing-lg);
    margin-bottom: var(--wapp-spacing-md); transition: opacity 0.3s, border-color 0.3s;
}
.wapp-section-locked { opacity: 0.5; pointer-events: none; }
.wapp-section-locked::after {
    content: ''; display: block; text-align: center;
    color: var(--text-secondary, #aaa); font-style: italic; padding: var(--wapp-spacing-sm);
}
.wapp-section-forbidden { opacity: 0.6; border-color: var(--text-secondary, #aaa); position: relative; }
.wapp-section-forbidden::before {
    content: 'Acces restreint'; position: absolute; top: var(--wapp-spacing-sm); right: var(--wapp-spacing-sm);
    font-size: 0.7em; padding: 2px 6px; border-radius: 4px;
    background: rgba(231, 76, 60, 0.2); color: #e74c3c; font-weight: 600;
}
.wapp-section-forbidden .wapp-action-btn { pointer-events: none; opacity: 0.5; }
.wapp-section-header {
    display: flex; flex-wrap: wrap; align-items: center;
    gap: var(--wapp-spacing-sm); margin-bottom: var(--wapp-spacing-md);
}
.wapp-section-title { margin: 0; font-size: 1.1em; color: var(--text-primary, #e0e0e0); font-weight: 600; }
.wapp-section-status {
    font-size: 0.8em; padding: 2px 8px; border-radius: 10px;
    background: var(--bg-tertiary, #2a2a3a); color: var(--text-secondary, #aaa);
}
.wapp-section-desc { width: 100%; color: var(--text-secondary, #aaa); font-size: 0.85em; margin: var(--wapp-spacing-xs) 0 0; }
.wapp-raci-badge {
    font-size: 0.75em; color: var(--text-secondary, #aaa);
    background: var(--bg-tertiary, #2a2a3a); padding: 2px 8px; border-radius: 4px;
}
.wapp-io-badge {
    font-size: 0.7em; color: var(--text-secondary, #aaa);
    background: rgba(108, 92, 231, 0.1); padding: 2px 8px; border-radius: 4px;
    border: 1px solid rgba(108, 92, 231, 0.3);
}
.wapp-dep-info { font-size: 0.75em; color: var(--text-secondary, #aaa); }
.wapp-dep-badge {
    display: inline-block; background: #e74c3c; color: white; border-radius: 50%;
    width: 18px; height: 18px; line-height: 18px; text-align: center;
    font-size: 0.7em; font-weight: 700; margin-right: 4px;
}
.wapp-dep-met { color: #27ae60; font-weight: 600; }

/* --- Widgets Shared --- */
.wapp-widgets { display: flex; flex-direction: column; gap: var(--wapp-spacing-md); }
.wapp-widget { padding: var(--wapp-spacing-sm) 0; }
.wapp-label { display: block; font-size: 0.85em; color: var(--text-secondary, #aaa); margin-bottom: var(--wapp-spacing-xs); }
.wapp-required { color: #e74c3c; font-weight: 700; }
.wapp-input {
    width: 100%; padding: var(--wapp-spacing-sm) 10px; border: 1px solid var(--border-color, #444);
    border-radius: 6px; background: var(--bg-primary, #141422); color: var(--text-primary, #e0e0e0);
    font-size: 0.9em; box-sizing: border-box; transition: border-color 0.2s;
}
.wapp-input:focus { outline: none; border-color: var(--accent, #6c5ce7); box-shadow: 0 0 0 2px rgba(108, 92, 231, 0.2); }
.wapp-input-invalid { border-color: #e74c3c !important; box-shadow: 0 0 0 2px rgba(231, 76, 60, 0.2) !important; }
.wapp-validation-error { display: none; font-size: 0.8em; color: #e74c3c; margin-top: var(--wapp-spacing-xs); }

/* --- ActionButton --- */
.wapp-action-btn {
    padding: var(--wapp-spacing-sm) var(--wapp-spacing-lg); border: none; border-radius: 6px;
    background: var(--accent, #6c5ce7); color: #fff; cursor: pointer; font-size: 0.9em;
    transition: background 0.2s, opacity 0.2s, transform 0.1s;
}
.wapp-action-btn:hover { opacity: 0.85; }
.wapp-action-btn:active { transform: scale(0.97); }
.wapp-action-btn:focus-visible { outline: 2px solid var(--accent, #6c5ce7); outline-offset: 2px; }
.wapp-action-btn:disabled { opacity: 0.5; cursor: not-allowed; }
.wapp-action-btn.wapp-done { background: #27ae60; }
.wapp-action-btn.wapp-loading { animation: wapp-pulse 1s infinite; }
.wapp-requires-approval { border: 2px solid #f39c12; }
.wapp-action-status { display: inline-block; margin-left: var(--wapp-spacing-sm); font-size: 0.85em; color: var(--text-secondary, #aaa); }
.wapp-status-done { color: #27ae60 !important; font-weight: 600; }
.wapp-status-error { color: #e74c3c !important; font-weight: 600; }
.wapp-retry-btn { background: #e67e22; margin-left: var(--wapp-spacing-sm); padding: 6px 12px; font-size: 0.8em; }

/* --- Progress --- */
.wapp-action-progress { display: none; margin-top: var(--wapp-spacing-xs); }
.wapp-progress-bar-inline { height: 4px; background: var(--bg-tertiary, #2a2a3a); border-radius: 2px; overflow: hidden; }
.wapp-progress-fill-inline {
    height: 100%; background: var(--accent, #6c5ce7); border-radius: 2px;
    width: 30%; animation: wapp-progress-anim 1.5s ease-in-out infinite;
}
@keyframes wapp-progress-anim {
    0% { width: 10%; margin-left: 0; }
    50% { width: 40%; margin-left: 30%; }
    100% { width: 10%; margin-left: 90%; }
}

/* --- FileUpload --- */
.wapp-dropzone {
    border: 2px dashed var(--border-color, #444); border-radius: 8px;
    padding: 20px; text-align: center; cursor: pointer; transition: border-color 0.2s, background 0.2s;
}
.wapp-dropzone:hover, .wapp-dragover { border-color: var(--accent, #6c5ce7); background: rgba(108, 92, 231, 0.05); }
.wapp-dropzone:focus-visible { outline: 2px solid var(--accent, #6c5ce7); outline-offset: 2px; }
.wapp-dropzone-text { color: var(--text-secondary, #aaa); font-size: 0.9em; }

/* --- Fox / ERP / Email --- */
.wapp-fox-btn { background: #2d3436; }
.wapp-fox-response {
    margin-top: var(--wapp-spacing-sm); padding: 10px; border-radius: 6px;
    background: var(--bg-tertiary, #2a2a3a); font-size: 0.9em; color: var(--text-primary, #e0e0e0); min-height: 20px;
}
.wapp-fox-loading { color: var(--text-secondary, #aaa); font-style: italic; }
.wapp-fox-done { border-left: 3px solid #27ae60; }
.wapp-fox-error { border-left: 3px solid #e74c3c; }
.wapp-erp-btn { background: #2d3436; }
.wapp-erp-icon { margin-right: 4px; }
.wapp-erp-tracker { font-size: 0.85em; margin-top: var(--wapp-spacing-xs); color: var(--text-secondary, #aaa); }
.wapp-email-form { display: flex; flex-direction: column; gap: 6px; margin-bottom: var(--wapp-spacing-sm); }
.wapp-email-send { background: #0984e3; }

/* --- Dashboard --- */
.wapp-dashboard { padding: var(--wapp-spacing-lg) 20px; border-bottom: 1px solid var(--border-color, #333); }
.wapp-progress-bar { margin-bottom: var(--wapp-spacing-md); }
.wapp-progress-label { font-size: 0.85em; color: var(--text-secondary, #aaa); margin-bottom: var(--wapp-spacing-xs); }
.wapp-progress-track { height: 8px; background: var(--bg-tertiary, #2a2a3a); border-radius: 4px; overflow: hidden; }
.wapp-progress-fill { height: 100%; background: var(--accent, #6c5ce7); border-radius: 4px; transition: width 0.5s ease; }
.wapp-kpi-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 10px; margin-bottom: var(--wapp-spacing-md); }
.wapp-kpi-card {
    background: var(--bg-secondary, #1e1e2e); border: 1px solid var(--border-color, #333);
    border-radius: 8px; padding: var(--wapp-spacing-md); text-align: center;
}
.wapp-kpi-value { font-size: 1.5em; font-weight: bold; color: var(--accent, #6c5ce7); }
.wapp-kpi-label { font-size: 0.8em; color: var(--text-secondary, #aaa); margin-top: var(--wapp-spacing-xs); }

/* --- Approval Modal --- */
.wapp-approval-modal {
    position: fixed; top: 0; left: 0; right: 0; bottom: 0; z-index: 1000;
    display: flex; align-items: center; justify-content: center;
}
.wapp-approval-backdrop { position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0,0,0,0.6); }
.wapp-approval-content {
    position: relative; background: var(--bg-secondary, #1e1e2e);
    border: 1px solid var(--border-color, #444); border-radius: 12px;
    padding: var(--wapp-spacing-xl); max-width: 480px; width: 90%;
    box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}
.wapp-approval-title { margin: 0 0 var(--wapp-spacing-md); font-size: 1.2em; color: var(--text-primary, #e0e0e0); }
.wapp-approval-desc { color: var(--text-secondary, #aaa); font-size: 0.9em; margin-bottom: var(--wapp-spacing-md); }
.wapp-approval-comment { margin-bottom: var(--wapp-spacing-md); }
.wapp-approval-actions { display: flex; gap: var(--wapp-spacing-sm); justify-content: flex-end; }
.wapp-approval-approve { background: #27ae60; }
.wapp-approval-reject { background: #e74c3c; }
.wapp-audit-title { font-size: 0.8em; color: var(--text-secondary, #aaa); margin-bottom: var(--wapp-spacing-xs); font-weight: 600; }
.wapp-audit-entry { font-size: 0.75em; color: var(--text-secondary, #aaa); padding: 2px 0; }

/* --- Toast --- */
.wapp-toast {
    position: fixed; bottom: 20px; right: 20px; padding: 10px 20px;
    border-radius: 8px; font-size: 0.9em; color: white; z-index: 1100;
    transform: translateY(20px); opacity: 0; transition: transform 0.3s, opacity 0.3s;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}
.wapp-toast-visible { transform: translateY(0); opacity: 1; }
.wapp-toast-success { background: #27ae60; }
.wapp-toast-error { background: #e74c3c; }
.wapp-toast-warning { background: #f39c12; }
.wapp-toast-info { background: #3498db; }

/* --- Timeline --- */
.wapp-timeline { margin-top: var(--wapp-spacing-sm); }
.wapp-timeline-title { font-size: 0.85em; color: var(--text-secondary, #aaa); margin-bottom: 6px; }
.wapp-timeline-item { display: flex; align-items: center; gap: var(--wapp-spacing-sm); padding: var(--wapp-spacing-xs) 0; font-size: 0.85em; }
.wapp-timeline-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent, #6c5ce7); flex-shrink: 0; }
.wapp-timeline-widget { color: var(--text-primary, #e0e0e0); }
.wapp-timeline-time { color: var(--text-secondary, #aaa); margin-left: auto; }
.wapp-render-area { max-width: 1200px; margin: 0 auto; }

/* --- Animation --- */
@keyframes wapp-pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.6; } }

/* --- Kanban Board (Sprint 7.2) --- */
.wapp-kanban-header {
    padding: var(--wapp-spacing-lg) 20px;
    border-bottom: 1px solid var(--border-color, #333);
    display: flex; flex-wrap: wrap; align-items: center; gap: var(--wapp-spacing-md);
}
.wapp-kanban-actions { display: flex; gap: var(--wapp-spacing-sm); align-items: center; margin-left: auto; }
.wapp-kanban-count { font-size: 0.85em; color: var(--text-secondary, #aaa); }
.wapp-kanban-new-btn { white-space: nowrap; }

.wapp-kanban-board {
    display: flex; gap: 1rem; padding: var(--wapp-spacing-lg) 20px;
    overflow-x: auto; min-height: calc(100vh - 200px);
}

.wapp-kanban-col {
    flex: 0 0 280px; background: var(--bg-secondary, #1e1e2e);
    border-radius: 8px; display: flex; flex-direction: column;
    max-height: calc(100vh - 220px);
}
.wapp-kanban-col-header {
    padding: var(--wapp-spacing-md); border-top: 3px solid var(--col-color, #6c5ce7);
    border-radius: 8px 8px 0 0;
}
.wapp-kanban-col-title {
    display: flex; align-items: center; gap: var(--wapp-spacing-sm);
    font-weight: 600; font-size: 0.95em; color: var(--text-primary, #e0e0e0);
}
.wapp-kanban-col-dot {
    width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0;
}
.wapp-kanban-col-count {
    background: var(--bg-tertiary, #2a2a3a); color: var(--text-secondary, #aaa);
    border-radius: 10px; padding: 1px 8px; font-size: 0.8em; margin-left: auto;
}
.wapp-kanban-col-body {
    flex: 1; overflow-y: auto; padding: var(--wapp-spacing-sm);
    display: flex; flex-direction: column; gap: var(--wapp-spacing-sm);
}

/* --- Kanban Cards --- */
.wapp-kanban-card {
    background: var(--bg-primary, #141422);
    border: 1px solid var(--border-color, #333);
    border-radius: 8px; padding: var(--wapp-spacing-md);
    cursor: pointer; transition: all 0.2s;
}
.wapp-kanban-card:hover {
    border-color: var(--accent, #6c5ce7);
    transform: translateY(-2px);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
}
.wapp-kanban-card-header { margin-bottom: var(--wapp-spacing-sm); }
.wapp-kanban-card-name {
    font-weight: 600; font-size: 0.9em; color: var(--text-primary, #e0e0e0);
}
.wapp-kanban-card-progress { display: flex; align-items: center; gap: var(--wapp-spacing-sm); }
.wapp-kanban-bar {
    flex: 1; height: 4px; background: var(--border-color, #333);
    border-radius: 2px; overflow: hidden;
}
.wapp-kanban-bar-fill { height: 100%; border-radius: 2px; transition: width 0.3s ease; }
.wapp-kanban-bar-text { font-size: 0.75em; color: var(--text-secondary, #aaa); min-width: 30px; text-align: right; }
.wapp-kanban-card-footer {
    display: flex; justify-content: space-between; align-items: center;
    margin-top: var(--wapp-spacing-sm); font-size: 0.75em; color: var(--text-secondary, #aaa);
}
.wapp-kanban-empty {
    text-align: center; padding: 20px; color: var(--text-secondary, #aaa);
    font-style: italic; font-size: 0.85em;
}

/* --- Back button (detail view) --- */
.wapp-back-bar { padding: var(--wapp-spacing-sm) 20px; }
.wapp-back-btn {
    background: transparent; border: 1px solid var(--border-color, #444);
    color: var(--text-secondary, #aaa); padding: 6px 12px; border-radius: 6px;
    cursor: pointer; font-size: 0.85em; transition: all 0.2s;
}
.wapp-back-btn:hover { border-color: var(--accent, #6c5ce7); color: var(--text-primary, #e0e0e0); }

/* --- Responsive < 640px --- */
@media (max-width: 640px) {
    .wapp-header { flex-direction: column; align-items: flex-start; }
    .wapp-header-actions { width: 100%; }
    .wapp-instance-select { flex: 1; }
    .wapp-tab-bar { padding: var(--wapp-spacing-xs) var(--wapp-spacing-sm) 0; }
    .wapp-tab-btn { padding: 6px 10px; font-size: 0.8em; }
    .wapp-tab-panel { padding: var(--wapp-spacing-md) var(--wapp-spacing-sm); }
    .wapp-section { padding: var(--wapp-spacing-md); }
    .wapp-kpi-grid { grid-template-columns: repeat(2, 1fr); }
    .wapp-approval-content { padding: var(--wapp-spacing-lg); }
    .wapp-kanban-col { flex: 0 0 240px; }
    .wapp-kanban-board { padding: var(--wapp-spacing-sm); }
}