:root {
    --primary-color: #007bff;
    --border-color: #ddd;
    --background-color: #f4f7f6;
    --column-background: #e9ecef;
    --card-background: #fff;
    --text-color: #333;
    --text-muted: #888;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --flagged-background: #fff3cd;
    --nav-height: 60px;
}

body { 
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif; 
    margin: 0; 
    background-color: var(--background-color);
    color: var(--text-color);
    overflow-x: hidden;
}

/* --- Navigation --- */
nav { 
    background: var(--card-background); 
    padding: 0 2em; 
    height: var(--nav-height);
    box-shadow: 0 2px 4px rgba(0,0,0,0.05); 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    position: sticky;
    top: 0;
    z-index: 999;
}
.nav-brand { font-weight: bold; font-size: 1.2em; color: var(--primary-color); text-decoration: none; }
.nav-user { display: flex; align-items: center; gap: 1em; }
.nav-user span { color: var(--text-muted); }
.nav-user a { color: var(--primary-color); text-decoration: none; }
.admin-link { font-weight: bold; border: 1px solid var(--warning-color); padding: 5px 10px; border-radius: 5px; }
.admin-link:hover { background-color: #fff9e8; }

/* --- Main Layout --- */
.main-layout { display: flex; }
.sidebar {
    width: 240px;
    flex-shrink: 0;
    background-color: var(--card-background);
    padding: 15px;
    height: calc(100vh - var(--nav-height));
    border-right: 1px solid var(--border-color);
    overflow-y: auto;
}
.sidebar h3 { margin-top: 0; padding-bottom: 10px; border-bottom: 1px solid #eee; font-size: 1.1em; }
.board-content { flex-grow: 1; padding: 1em 2em; }

/* --- Categories Sidebar --- */
#category-list { list-style-type: none; padding: 0; margin: 0; }
#category-list li { display: flex; justify-content: space-between; align-items: center; padding: 10px; cursor: pointer; border-radius: 5px; margin-bottom: 5px; border: 1px solid transparent; font-size: 0.9em; }
#category-list li:hover { background-color: var(--column-background); }
#category-list li.active { background-color: var(--primary-color); color: white; font-weight: bold; }
#category-list li.drag-over { border: 2px dashed var(--primary-color); background-color: #e0f0ff; }
.delete-category-btn { color: var(--text-muted); font-weight: bold; font-size: 1.5em; line-height: 1; padding: 0 5px; border-radius: 50%; cursor: pointer; visibility: hidden; opacity: 0; transition: all 0.2s; }
#category-list li:hover .delete-category-btn { visibility: visible; opacity: 1; }
.delete-category-btn:hover { color: var(--danger-color); background-color: #fbe9eb; }
.category-creator { display: flex; margin-top: 15px; }
.category-creator input { flex-grow: 1; border-radius: 5px 0 0 5px; border-right: none; }
.category-creator button { border-radius: 0 5px 5px 0; }

/* --- Board & Columns --- */
.board-container { display: flex; gap: 20px; align-items: flex-start; }
.board-column { flex: 1; background-color: var(--column-background); border-radius: 8px; padding: 15px; min-width: 320px; }
.board-column h2 { margin-top: 0; padding-bottom: 10px; border-bottom: 2px solid #ccc; font-size: 1.2em; }
.task-list { min-height: 100px; display: flex; flex-direction: column; gap: 10px; }

/* --- Task Card --- */
.task-card { background-color: var(--card-background); border: 1px solid var(--border-color); border-radius: 8px; padding: 12px; display: flex; flex-direction: column; gap: 8px; box-shadow: 0 1px 3px rgba(0,0,0,0.05); cursor: grab; }
.task-card.selected { outline: 2px solid var(--primary-color); background-color: #eef7ff; }
.task-card.dragging { opacity: 0.4; }
.task-flagged { background-color: var(--flagged-background); border-left: 5px solid var(--warning-color); }
.task-header { display: flex; justify-content: space-between; align-items: center; font-size: 0.9em; color: var(--text-muted); }
.task-content p { margin: 0; word-break: break-word; }
.task-content small { color: var(--text-muted); font-size: 0.8em; }
.task-footer { display: flex; justify-content: space-between; align-items: center; border-top: 1px solid #eee; padding-top: 8px; margin-top: 8px; flex-wrap: wrap; gap: 10px; }
.task-owner-info { display: flex; flex-direction: column; gap: 4px; font-size: 0.85em; }
.task-owner-info a { color: var(--primary-color); text-decoration: none; }
.claimed-by { font-weight: bold; color: var(--danger-color); }
.task-action-wrapper { text-align: right; }
.task-action-wrapper form { display: flex; gap: 8px; align-items: center; justify-content: flex-end; }
.task-action-wrapper form:not(:first-child) { margin-top: 8px; }

/* --- Filters, Pagination, & Notifications --- */
.filter-controls { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 15px; align-items: center; }
.filter-controls input[type="text"] { flex-grow: 1; }
.filter-checkbox { display: flex; align-items: center; gap: 5px; font-size: 0.9em; color: var(--text-muted); }
.pagination-controls { display: flex; justify-content: space-between; align-items: center; padding-top: 15px; margin-top: 10px; border-top: 1px solid #ddd; }
.pagination-controls .page-info { font-size: 0.9em; color: var(--text-muted); }
.pagination-controls button { padding: 5px 10px; font-size: 0.8em; }
.notification-controls { margin-bottom: 1em; padding: 1em; background-color: var(--card-background); border-radius: 8px; text-align: center; }

/* --- Buttons & Forms --- */
button { background-color: var(--primary-color); color: white; border: none; padding: 8px 12px; border-radius: 5px; cursor: pointer; font-size: 0.9em; white-space: nowrap; transition: background-color 0.2s; }
button:disabled { background-color: #a0a0a0; cursor: not-allowed; opacity: 0.7; }
button:hover:not(:disabled) { background-color: #0056b3; }
.btn-secondary { background-color: #6c757d; }
.btn-secondary:hover:not(:disabled) { background-color: #5a6268; }
.btn-danger { background-color: var(--danger-color); }
.btn-danger:hover { background-color: #c82333; }
.btn-delete-task { background: none; border: none; color: var(--text-muted); font-size: 1.5em; font-weight: bold; cursor: pointer; padding: 0 5px; line-height: 1; }
.btn-delete-task:hover { color: var(--danger-color); }
.complete-form input[type="file"] { font-size: 0.85em; max-width: 150px; }
.upload-status { font-size: 0.9em; color: var(--primary-color); }
.no-proof-form { display: inline-block; }

/* --- Notes & Toasts --- */
.notes-details { margin-top: 10px; font-size: 0.9em; }
.notes-details summary { cursor: pointer; font-weight: bold; color: var(--text-muted); }
.notes-textarea { width: 100%; box-sizing: border-box; margin-top: 5px; padding: 8px; border: 1px solid #ddd; border-radius: 5px; min-height: 80px; font-family: inherit; resize: vertical; }
.toast-notification { position: fixed; top: 20px; right: 20px; background-color: var(--success-color); color: white; padding: 15px 20px; border-radius: 8px; box-shadow: 0 4px 10px rgba(0,0,0,0.2); z-index: 1000; opacity: 0; transform: translateY(-20px); transition: all 0.3s ease-in-out; }
.toast-notification.show { opacity: 1; transform: translateY(0); }

/* --- Admin & Login Pages --- */
.admin-section, .login-form { background-color: var(--card-background); padding: 2em; border-radius: 8px; border: 1px solid var(--border-color); margin-bottom: 2em; max-width: 800px; margin-left: auto; margin-right: auto; }
.user-list { display: flex; flex-direction: column; gap: 10px; }
.user-item { display: grid; grid-template-columns: 2fr 1fr 1fr; align-items: center; padding: 10px; border-radius: 5px; }
.user-item:nth-child(odd) { background-color: var(--column-background); }
.user-header { font-weight: bold; border-bottom: 2px solid var(--border-color); background-color: transparent !important; }
.user-action { text-align: right; }
.user-role-badge { font-size: 0.85em; font-weight: bold; padding: 4px 8px; border-radius: 12px; color: white; text-align: center; }
.role-admin { background-color: var(--danger-color); }
.role-manager { background-color: var(--primary-color); }
.role-worker { background-color: #6c757d; }
.create-user-form { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.login-form .form-group { display: flex; flex-direction: column; margin-bottom: 1em; }
.create-user-form input[type="text"], .create-user-form input[type="password"],
.login-form input { flex-grow: 1; width: 100%; box-sizing: border-box; }
.form-control { border: 1px solid var(--border-color); padding: 8px 12px; border-radius: 5px; font-size: 0.9em; transition: border-color 0.2s; }
input, select { border: 1px solid var(--border-color); padding: 8px 12px; border-radius: 5px; font-size: 0.9em; transition: border-color 0.2s; }
input:focus, select:focus { outline: none; border-color: var(--primary-color); }

/* --- Bulk Download Modal --- */
.bulk-actions { position: fixed; bottom: 20px; right: 20px; }
.modal-backdrop { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background-color: rgba(0,0,0,0.5); display: flex; justify-content: center; align-items: center; z-index: 1000; }
.modal-content { background: var(--card-background); padding: 2em; border-radius: 8px; min-width: 400px; }
.category-checkbox-list { max-height: 200px; overflow-y: auto; border: 1px solid #ddd; padding: 10px; margin-bottom: 1em; }
.category-checkbox-list label { display: block; margin-bottom: 5px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 1em; }

/* --- Checker Page Layout --- */
.checker-layout { display: flex; gap: 20px; }
.checker-main { flex-grow: 1; }
.checker-sidebar { width: 320px; flex-shrink: 0; display: flex; flex-direction: column; gap: 20px; }
.control-panel, .valid-hits-panel { background: var(--card-background); border: 1px solid var(--border-color); border-radius: 8px; padding: 1em; }
.terminal-output {
    background-color: #0f172a;
    color: #e5e7eb;
    font-family: monospace;
    padding: 1em;
    height: 400px;
    overflow-y: auto;
    border-radius: 5px;
    white-space: pre-wrap;
    word-break: break-all;
    font-size: 0.9em;
}
#valid-hits-output { height: 200px; }
.button-group { display: flex; gap: 10px; margin-top: 1em; }
#checker-progress-container { margin-top: 1em; }
.log-line.log-success { color: #28a745; }
.log-line.log-warning { color: #ffc107; }
.log-line.log-error { color: #dc3545; }

.btn-warning {
    background-color: var(--warning-color);
    color: #111; /* Dark text on yellow background */
}
.btn-warning:hover:not(:disabled) {
    background-color: #e6a200;
}

#clear-stuck-btn {
    width: 100%;
    margin-top: 10px;
}
.task-content {
    position: relative; /* This is needed to position the copy icon */
}

.copy-icon {
    position: absolute;
    top: 0;
    right: 0;
    cursor: pointer;
    font-size: 1.2em;
    opacity: 0.3; /* Make it subtle by default */
    transition: opacity 0.2s;
}

.task-card:hover .copy-icon {
    opacity: 1; /* Make it fully visible when hovering the card */
}

.copy-icon:hover {
    transform: scale(1.1); /* Slightly enlarge the icon on hover */
}