:root {
    --primary: #0ea5e9;
    --primary-hover: #0284c7;
    --secondary: #64748b;
    --secondary-hover: #475569;
    --success: #10b981;
    --success-hover: #059669;
    --danger: #ef4444;
    --danger-hover: #dc2626;
    --bg-body: #f1f5f9;
    --bg-surface: #ffffff;
    --text-main: #0f172a;
    --text-muted: #64748b;
    --border: #cbd5e1;
    --radius: 6px;
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
}

* { box-sizing: border-box; }

body { 
    font-family: system-ui, -apple-system, sans-serif; 
    margin: 0; 
    padding: 20px; 
    background-color: var(--bg-body); 
    color: var(--text-main); 
    line-height: 1.5;
}

.container { max-width: 1800px; margin: 0 auto; }
.card { background: var(--bg-surface); padding: 24px; border-radius: var(--radius); box-shadow: var(--shadow); margin-bottom: 24px; }
h1, h2, h3 { margin-top: 0; color: var(--text-main); }
h1 { font-size: 1.5rem; margin-bottom: 20px; }
h2 { font-size: 1.25rem; border-bottom: 1px solid var(--border); padding-bottom: 10px; margin-bottom: 20px; }
h3 { font-size: 1rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 15px; }

.view { display: none; }
.view.active { display: block; }

.button-group { display: flex; gap: 10px; margin-bottom: 20px; align-items: center; }
button { padding: 8px 16px; border: none; border-radius: var(--radius); cursor: pointer; font-weight: 500; font-size: 0.875rem; transition: all 0.15s ease; }
button:disabled { opacity: 0.6; cursor: not-allowed; }

.btn-primary { background-color: var(--primary); color: white; }
.btn-primary:hover:not(:disabled) { background-color: var(--primary-hover); }
.btn-secondary { background-color: var(--secondary); color: white; }
.btn-secondary:hover:not(:disabled) { background-color: var(--secondary-hover); }
.btn-success { background-color: var(--success); color: white; }
.btn-success:hover:not(:disabled) { background-color: var(--success-hover); }
.btn-danger { background-color: var(--danger); color: white; }
.btn-danger:hover:not(:disabled) { background-color: var(--danger-hover); }

.table-container { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; margin-top: 10px; background: var(--bg-surface); font-size: 0.875rem; }
th, td { border-bottom: 1px solid var(--border); padding: 10px; text-align: left; vertical-align: top; }
th { background-color: #f8fafc; font-weight: 600; color: var(--text-muted); }
tr:hover:not(.dragging) { background-color: #e2e8f0; }

.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; }
.form-group { display: flex; flex-direction: column; }
label { font-weight: 500; margin-bottom: 6px; font-size: 0.875rem; color: var(--text-muted); }
input, select, textarea { padding: 8px 12px; border: 1px solid var(--border); border-radius: var(--radius); font-size: 0.875rem; background-color: var(--bg-surface); transition: border-color 0.15s ease; font-family: inherit; }
input[type="checkbox"] { width: 20px; height: 20px; cursor: pointer; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 2px rgba(14, 165, 233, 0.2); }
input:disabled, select:disabled, textarea:disabled { background-color: #f1f5f9; color: var(--text-muted); cursor: not-allowed; }

/* Custom Multiselect */
.multiselect-container { position: relative; width: 100%; min-width: 140px; }
.multiselect-details { position: relative; width: 100%; }
.multiselect-summary { padding: 8px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--bg-surface); cursor: pointer; user-select: none; font-size: 0.8rem; min-height: 34px; display: flex; align-items: center; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.multiselect-summary::-webkit-details-marker { display: none; }
.multiselect-options { position: absolute; top: 100%; left: 0; width: 100%; background: white; border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); z-index: 50; max-height: 150px; overflow-y: auto; padding: 5px; margin-top: 2px; }
.multiselect-options label { display: flex; align-items: center; padding: 4px; cursor: pointer; font-size: 0.8rem; margin: 0; }
.multiselect-options label:hover { background-color: #e2e8f0; }
.multiselect-options input[type="checkbox"] { margin-right: 8px; width: 14px; height: 14px; }

#aktivitets-tabell .handling-kolonne { display: none; }
#aktivitets-tabell.redigerings-modus .handling-kolonne { display: table-cell; }

/* Typografi tabell med innrykk for sub-aktiviteter og subheader */
textarea.akt-main { color: #000 !important; font-weight: bold !important; }
textarea.akt-sub { color: #000 !important; font-weight: normal !important; margin-left: 30px !important; width: calc(100% - 30px) !important; }
textarea.akt-header { color: #0284c7 !important; font-weight: bold !important; background-color: #e0f2fe !important; text-transform: uppercase !important; font-size: 0.95rem; }
textarea.akt-subheader { color: #475569 !important; font-weight: normal !important; font-style: italic; font-size: 0.85rem !important; background-color: transparent !important; padding-top: 0px !important; min-height: 24px !important; border: none !important; }

#aktivitets-tabell textarea { width: 100%; min-height: 38px; resize: none; overflow: hidden; background: transparent; border: 1px solid transparent; padding: 4px 6px; }
#aktivitets-tabell tr:hover:not(.dragging) textarea { border-color: #cbd5e1; background: var(--bg-surface); }
#aktivitets-tabell textarea:focus { border-color: var(--primary); background: var(--bg-surface); }

.rad-advarsel textarea, .rad-advarsel input, .rad-advarsel summary { background-color: #fef2f2 !important; border-color: var(--danger) !important; }
.rad-kritisk textarea, .rad-kritisk input, .rad-kritisk summary { background-color: #fee2e2 !important; border-color: var(--danger) !important; color: var(--danger-hover) !important; font-weight: bold; }

tr.dragging { opacity: 0.5; background-color: #e2e8f0 !important; }

.progress-wrapper { display: flex; align-items: center; gap: 20px; margin-bottom: 24px; background: #f8fafc; padding: 16px 20px; border-radius: var(--radius); border: 1px solid var(--border); }
.progress-container { flex-grow: 1; background-color: #cbd5e1; border-radius: 999px; height: 28px; overflow: hidden; box-shadow: inset 0 2px 4px rgba(0,0,0,0.1); }
.progress-bar { width: 0%; height: 100%; background-color: var(--success); transition: width 0.3s ease; box-shadow: inset 0 -2px 6px rgba(0,0,0,0.15); }
.progress-text { font-weight: 800; font-size: 1.35rem; color: var(--text-main); min-width: 65px; text-align: right; }

.tabs { display: flex; border-bottom: 1px solid var(--border); margin-bottom: 20px; gap: 20px; }
.tab { padding: 10px 0; cursor: pointer; border: none; background: none; font-size: 0.875rem; color: var(--text-muted); font-weight: 500; border-bottom: 2px solid transparent; border-radius: 0; }
.tab:hover { color: var(--text-main); }
.tab.active { color: var(--primary); border-bottom-color: var(--primary); }
.tab-content { display: none; }
.tab-content.active { display: block; animation: fadeIn 0.2s ease; }

.dynamic-row { display: flex; gap: 10px; margin-bottom: 10px; align-items: center; }