:root {
    --bg-gradient: linear-gradient(135deg, #eff6ff 0%, #ffffff 100%);
    --panel-bg: #ffffff;
    --text-primary: #1e3a8a;
    --text-secondary: #64748b;
    --accent-color: #3b82f6;
    --accent-hover: #2563eb;
    --danger-color: #ef4444;
    --danger-hover: #dc2626;
    --success-color: #10b981;
    --border-color: rgba(59, 130, 246, 0.15);
    --input-bg: rgba(239, 246, 255, 0.5);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(59, 130, 246, 0.08);
}

body {
    width: 310px;
    /* Reduced width */
    margin: 0;
    padding: 16px;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background: var(--bg-gradient);
    color: var(--text-primary);
    user-select: none;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-color);
}

h1 {
    font-size: 16px;
    font-weight: 600;
    margin: 0;
    background: linear-gradient(90deg, #2563eb, #3b82f6);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.icon-btn {
    background: none;
    border: none;
    color: var(--accent-color);
    cursor: pointer;
    padding: 6px;
    border-radius: 8px;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.icon-btn:hover {
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent-hover);
}

.hidden {
    display: none !important;
}

#add-form {
    background: var(--panel-bg);
    padding: 14px;
    border-radius: 12px;
    margin-bottom: 20px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
    animation: slideDown 0.2s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.form-group {
    margin-bottom: 12px;
}

select,
input {
    width: 100%;
    box-sizing: border-box;
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 10px 12px;
    border-radius: 8px;
    font-size: 13px;
    outline: none;
    transition: all 0.2s;
    font-family: inherit;
}

select {
    appearance: none;
    cursor: pointer;
}

select option {
    background: #ffffff;
    color: var(--text-primary);
}

input::placeholder {
    color: #94a3b8;
}

select:focus,
input:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
    background: #ffffff;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

button {
    font-family: inherit;
    font-size: 12px;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 8px;
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
}

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

.primary-btn:hover {
    background: var(--accent-hover);
    box-shadow: var(--shadow-sm);
}

.secondary-btn {
    background: rgba(100, 116, 139, 0.1);
    color: var(--text-secondary);
}

.secondary-btn:hover {
    background: rgba(100, 116, 139, 0.2);
    color: var(--text-primary);
}

.rules-container {
    max-height: 350px;
    overflow-y: auto;
    padding-right: 4px;
}

.rules-container::-webkit-scrollbar {
    width: 6px;
}

.rules-container::-webkit-scrollbar-track {
    background: transparent;
}

.rules-container::-webkit-scrollbar-thumb {
    background: rgba(59, 130, 246, 0.2);
    border-radius: 10px;
}

.rules-container::-webkit-scrollbar-thumb:hover {
    background: rgba(59, 130, 246, 0.4);
}

#rules-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.rule-item {
    background: var(--panel-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 10px 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
    box-shadow: var(--shadow-sm);
    cursor: grab;
}

.rule-item:active {
    cursor: grabbing;
}

.rule-item:hover {
    border-color: rgba(59, 130, 246, 0.4);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.rule-item.dragging {
    opacity: 0.5;
    border: 2px dashed var(--accent-color);
    transform: scale(0.98);
}

.drag-handle {
    color: #cbd5e1;
    margin-right: 8px;
    display: flex;
    align-items: center;
    /* Not giving it a pointer cursor because the whole element is grab, but we highlight this to signify */
}

.rule-info {
    flex-grow: 1;
    overflow: hidden;
    margin-right: 8px;
    pointer-events: none;
    /* easier dragging */
}

.rule-domain {
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--text-primary);
}

.rule-env {
    display: inline-block;
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent-color);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 10px;
    margin-left: 6px;
    vertical-align: middle;
}

.rule-acc {
    font-size: 11px;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.rule-actions {
    display: flex;
    gap: 4px;
}

.btn-execute {
    color: var(--success-color);
    background: rgba(16, 185, 129, 0.1);
}

.btn-execute:hover {
    background: rgba(16, 185, 129, 0.2);
    color: #059669;
}

.btn-delete {
    color: var(--danger-color);
    background: rgba(239, 68, 68, 0.1);
}

.btn-delete:hover {
    background: rgba(239, 68, 68, 0.2);
    color: #b91c1c;
}

.loading {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.empty-state {
    text-align: center;
    padding: 40px 0;
    color: var(--text-secondary);
    font-size: 13px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.empty-state svg {
    color: #cbd5e1;
}