h1:focus {
    outline: none;
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid #26b050;
}

.invalid {
    outline: 1px solid #e50000;
}

.validation-message {
    color: #e50000;
}

.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, #b32121;
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
}

    .blazor-error-boundary::after {
        content: "An error has occurred."
    }

.darker-border-checkbox.form-check-input {
    border-color: #929292;
}

html, body {
    height: 100%;
    margin: 0;
}

html, body, #app {
    background:
        radial-gradient(ellipse 80% 50% at 50% 0%, #2b3a48 0%, transparent 60%),
        #1c1f22 !important;
    background-attachment: fixed;
    min-height: 100vh;
    color: #e8e8e8;
}

/* Kill ALL MudBlazor background colors */
.mud-layout,
.mud-main-content,
.mud-container,
.mud-paper,
.mud-appbar,
.mud-drawer,
.mud-card,
.mud-table,
.mud-toolbar,
.mud-application-layout {
    background-color: transparent !important;
    background: transparent !important;
}

/* Top app bar: match the body gradient exactly so scrolling content
   doesn't bleed through while still looking "transparent". */
.mud-appbar:not(.mud-appbar-bottom) {
    background:
        radial-gradient(ellipse 80% 50% at 50% 0%, #2b3a48 0%, transparent 60%),
        #1c1f22 !important;
    background-attachment: fixed !important;
}

/* Breathing room between the top app bar and page content. */
.mud-main-content > *:first-child {
    margin-top: 7px;
}

/* Popovers/menus/dropdowns need a solid background so content
   doesn't bleed through the transparent page backdrop. */
.mud-popover,
.mud-popover-open,
.mud-list,
.mud-menu-list,
.mud-select-popover-list {
    background-color: #1c1f22 !important;
    background: #1c1f22 !important;
    border: 1px solid rgba(255,255,255,0.08);
}

.control-button {
    height: 100%;
    border-radius: 8px !important;
    border: 1px solid rgba(15, 15, 15, 0.6) !important;
    box-shadow: inset 0 -1px 1px rgba(15, 15, 15, 0.35) !important;
    color: #227393;
    transition: all 0.3s ease;
}

.control-button:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.control-button:not(:disabled):hover {
    transform: translateY(-2px);
    box-shadow: inset 0 -2px 2px rgba(15, 15, 15, 0.5) !important;
}

.info-panel {
    padding: 12px;
    min-height: 120px;
}

.panel-title {
    margin-bottom: 6px;
}

.mud-progress-linear-bar {
    background-color: #227393 !important;
}
.mud-progress-circular-svg {
    color: #227393 !important;
}

/* Ensure MudBlazor inputs/text stay readable on our dark background */
.mud-input-root,
.mud-input-root input,
.mud-input-root textarea,
.mud-select-root {
    color: #e8e8e8 !important;
}
.mud-input-label, .mud-input-helper-text {
    color: #b0b0b0 !important;
}
.mud-input-outlined-border {
    border-color: rgba(255,255,255,0.2) !important;
}
.mud-typography {
    color: inherit;
}

.rounded-panel {
    border-radius: 8px !important;
    border: 1px solid rgba(15, 15, 15, 0.6) !important;
    box-shadow: inset 0 -1px 1px rgba(15, 15, 15, 0.35) !important;
    background-color: rgba(255, 255, 255, 0.8) !important;
}

/* ===== G-Code Viewer Styles ===== */
.gcode-viewer {
    font-family: 'Consolas', 'Courier New', 'Monaco', monospace;
    line-height: 1.8;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.gcode-line {
    display: flex;
    padding: 4px 0;
    border-left: 3px solid transparent;
    transition: all 0.2s ease;
    min-height: 24px;
}

.gcode-line:hover {
    background-color: rgba(34, 115, 147, 0.15);
    border-left-color: #227393;
}

.gcode-line-highlight {
    background-color: rgba(179, 71, 12, 0.3) !important;
    border-left-color: #B3470C !important;
    animation: highlight-pulse 2s ease-out;
}

@keyframes highlight-pulse {
    0% {
        background-color: rgba(179, 71, 12, 0.5);
    }
    100% {
        background-color: rgba(179, 71, 12, 0.1);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.3;
    }
}

/* Active-low signal notation — a bar above the name (BUSY, FLAG, etc.)
   matches the datasheet convention. */
.active-low {
    text-decoration: overline;
    text-decoration-thickness: 1.5px;
    text-underline-offset: 2px;
}

/* Offline status indicator — fade in/out as a warning pulse. */
@keyframes offline-fade {
    0%, 100% { opacity: 1;   }
    50%      { opacity: 0.35; }
}
.offline-pulse {
    animation: offline-fade 1.6s ease-in-out infinite;
}

.line-number {
    min-width: 60px;
    padding-right: 20px;
    padding-left: 8px;
    text-align: right;
    color: #7D7E7E;
    user-select: none;
    flex-shrink: 0;
    font-weight: 500;
}

.line-content {
    flex: 1;
    color: #EBEBEB;
    padding-right: 16px;
}

.gcode-line-content {
    white-space: pre;
    font-family: inherit;
    flex: 1 1 auto;       /* fill the row so long lines don't clip at the edit input width */
    min-width: 0;
    overflow-x: auto;
}

/* Inline edit input — stretch to the remaining row width instead of
   browser-default ~20ch, so long comments stay readable while editing. */
.line-editor {
    flex: 1 1 auto;
    min-width: 0;
    background: rgba(34, 115, 147, 0.18);
    border: 1px solid #227393;
    border-radius: 3px;
    color: #ebebeb;
    font-family: inherit;
    font-size: inherit;
    padding: 2px 6px;
    outline: none;
}
.line-editor:focus {
    border-color: #33A659;
    box-shadow: 0 0 0 2px rgba(51, 166, 89, 0.25);
}

/* G-Code Syntax Highlighting Colors */
.gcode-g-command {
    color: #227393;
    font-weight: bold;
}

.gcode-m-command {
    color: #33A659;
    font-weight: bold;
}

.gcode-t-command {
    color: #B3470C;
    font-weight: bold;
}

.gcode-param-letter {
    color: #B3470C;
    font-weight: 600;
}

.gcode-param-value {
    color: #EBEBEB;
    font-weight: normal;
}

.gcode-comment {
    color: #7D7E7E;
    font-style: italic;
}

/* File List Item Hover Effect */
.mud-list-item {
    transition: background-color 0.2s ease;
}

.mud-list-item:hover {
    background-color: #303030 !important;
}

.file-list-item-selected {
    background-color: #227393 !important;
}

/* Custom Scrollbar for G-Code Viewer */
.gcode-viewer::-webkit-scrollbar,
.mud-paper::-webkit-scrollbar {
    width: 12px;
    height: 12px;
}

.gcode-viewer::-webkit-scrollbar-track,
.mud-paper::-webkit-scrollbar-track {
    background: #0F0F0F;
    border-radius: 6px;
}

.gcode-viewer::-webkit-scrollbar-thumb,
.mud-paper::-webkit-scrollbar-thumb {
    background: #303030;
    border-radius: 6px;
    border: 2px solid #0F0F0F;
}

.gcode-viewer::-webkit-scrollbar-thumb:hover,
.mud-paper::-webkit-scrollbar-thumb:hover {
    background: #227393;
}

.gcode-viewer::-webkit-scrollbar-corner {
    background: #0F0F0F;
}

/* Search/Filter Styles */
.gcode-search-box {
    margin-bottom: 8px;
}

.gcode-search-match {
    background-color: rgba(51, 166, 89, 0.3);
    padding: 2px 4px;
    border-radius: 2px;
}

/* Loading States */
.gcode-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
    color: #7D7E7E;
}

/* Status Badge */
.file-status-badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
}

.file-status-badge.loaded {
    background-color: rgba(51, 166, 89, 0.2);
    color: #33A659;
}

.file-status-badge.error {
    background-color: rgba(179, 71, 12, 0.2);
    color: #B3470C;
}