/*
 * WebPlotDigitizer theme — CSS variables aligned with EDA
 * (subset from eda/static/css/customer-specific-default.css)
 */

:root {
    --primary: var(--light--primary, #1976d2);
    --secondary: var(--light--secondary, #9c27b0);
    --info: var(--light--info, #1f9bcf);
    --error: var(--light--error, #d32f2f);
    --success: var(--light--success, #4caf50);
    --warning: var(--light--warning, #d64417);
    --input: var(--light--input, #f0f3f7);
    --disabled: var(--light--disabled, #ededed);
    --primary-text: var(--light--primary-text, #2d3237);
    --secondary-text: var(--light--secondary-text, #2d3237);
    --background: var(--light--background, #ffffff);
    --surface: var(--light--surface, #fcfcfc);
    --container: var(--light--container, #ffffff);
    --outline: var(--light--outline, #d7d7d7);
    --primary-contrast: var(--light--primary-contrast, #ffffff);
    --secondary-contrast: var(--light--secondary-contrast, #ffffff);
    --info-contrast: var(--light--info-contrast, #ffffff);
    --error-contrast: var(--light--error-contrast, #ffffff);
    --success-contrast: var(--light--success-contrast, #ffffff);
    --warning-contrast: var(--light--warning-contrast, #ffffff);
    --input-contrast: var(--light--input-contrast, #2d3237);
    --disabled-contrast: var(--light--disabled-contrast, #adadad);

    --section-background: var(--surface);
    --text: var(--primary-text);
    --border: var(--outline);
    --input-readonly: var(--disabled);
    --link-color: var(--primary);

    --primary-hover: #1075da;
    --overlay: #7f7f7f70;
    --accent: #d64417;

    --scrollbar-thumb: #b9b9b9;

    --text-light: #ffffff;
    --text-gray-600: #a9acb3;
    --text-gray-200: #545968;

    --transparent: transparent;
    --section-background-mute: rgba(240, 240, 240, 0.36);

    --shadow: 0px 1px 4px rgba(41, 48, 66, 0.28);

    --border-radius: 0.3125rem;

    --button-default: #ececec;
    --button-default-hover: #dfdfdf;
    --button-default-hover-border: #c4c4c4;
    --button-hover-border: #e0e0e0;

    --input-border: #7f838e;
    --input-focus-border: #9fc0f5;
    --input-focus-shadow: 0 0 0 0.2rem rgb(63 128 234 / 25%);

    --code-bg: #27272a;
    --code-font-color: #dadada;

    --font-family: "Roboto", system-ui, -apple-system, "Segoe UI", sans-serif;

    --invert: invert(0);

    --wpd-top-height: 40px;
    --wpd-bottom-height: 40px;
    --wpd-layout-vertical-offset: calc(var(--wpd-top-height) + var(--wpd-bottom-height) + 5px);
    /* Vertical gap between stacked action controls (tree root rows, sidebar buttons) */
    --wpd-action-stack-gap: 4px;
}

html.darkmode,
body.darkmode,
.darkmode {
    --primary: var(--dark--primary, #1976d2);
    --secondary: var(--dark--secondary, #9c27b0);
    --info: var(--dark--info, #1f9bcf);
    --error: var(--dark--error, #d32f2f);
    --success: var(--dark--success, #4caf50);
    --warning: var(--dark--warning, #d64417);
    --input: var(--dark--input, #1e1e1f);
    --disabled: var(--dark--disabled, #0e0e0e);
    --primary-text: var(--dark--primary-text, #f9f9f9);
    --secondary-text: var(--dark--secondary-text, #f9f9f9);
    --background: var(--dark--background, #121212);
    --surface: var(--dark--surface, #161616);
    --container: var(--dark--container, #272728);
    --outline: var(--dark--outline, #272728);
    --primary-contrast: var(--dark--primary-contrast, #ffffff);
    --secondary-contrast: var(--dark--secondary-contrast, #ffffff);
    --info-contrast: var(--dark--info-contrast, #ffffff);
    --error-contrast: var(--dark--error-contrast, #ffffff);
    --success-contrast: var(--dark--success-contrast, #ffffff);
    --warning-contrast: var(--dark--warning-contrast, #ffffff);
    --input-contrast: var(--dark--input-contrast, #f9f9f9);
    --disabled-contrast: var(--dark--disabled-contrast, #6e6e6e);

    --section-background: var(--surface);
    --text: var(--primary-text);
    --border: var(--outline);
    --input-readonly: var(--disabled);
    --link-color: var(--primary);

    --overlay: #00000080;

    --primary-hover: #1075da;

    --section-background-mute: #1b1d23;

    --shadow: 0px 0px 20px 0px #000000;

    --text-gray-600: #d4d6d9;
    --text-gray-200: #696e7b;

    --scrollbar-thumb: #383636;

    --invert: invert(1);

    --border: #272728;
    --button-hover-border: #202020;

    --input-border: #454850;
    --input-focus-border: #9fc0f5;
    --input-focus-shadow: 0 0 0 0.2rem rgb(63 128 234 / 25%);

    --button-default: #2b2b2b;
    --button-default-hover: #272f38;
    --button-default-hover-border: #2b3643;

    --code-bg: #070809;
    --code-font-color: #c4d7dc;
}

/* EDA _layout.scss — html-level scrollbar sync when body is dark */
html:has(body.darkmode) {
    --background: var(--dark--background, #121212);
    --scrollbar-thumb: var(--dark--scrollbar-thumb, #383636);
    --primary-text: var(--dark--primary-text, #f9f9f9);
}

html {
    scrollbar-width: medium;
    scrollbar-color: var(--scrollbar-thumb) var(--background);
}

html::-webkit-scrollbar,
body::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

html::-webkit-scrollbar-track,
body::-webkit-scrollbar-track {
    background: var(--background);
}

html::-webkit-scrollbar-thumb,
body::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb);
    border-radius: 5px;
    border: 2px solid var(--background);
}

*::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

*::-webkit-scrollbar-track {
    background: var(--background);
}

*::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb);
    border-radius: 5px;
    border: 2px solid var(--background);
}

.wpd-loading-curtain {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 100;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 24px;
    box-sizing: border-box;
    background-color: var(--background);
    color: var(--text);
    font-family: var(--font-family);
}

#topContainer {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    flex-wrap: nowrap;
    box-sizing: border-box;
    padding-right: 8px;
    width: 100%;
    min-height: var(--wpd-top-height);
    height: var(--wpd-top-height);
    background: var(--section-background);
    border-bottom: 1px solid color-mix(in srgb, var(--primary) 22%, var(--border));
    box-shadow:
        0 1px 0 color-mix(in srgb, var(--border) 65%, transparent),
        0 6px 18px color-mix(in srgb, var(--primary) 6%, transparent);
}

.wpd-top-lead {
    display: flex;
    flex-direction: row;
    align-items: center;
    flex: 1;
    min-width: 0;
    gap: 4px;
}

.wpd-app-logo {
    height: 30px;
    width: auto;
    max-height: 32px;
    object-fit: contain;
    flex-shrink: 0;
    display: block;
}

.wpd-canvas-controls {
    display: inline-flex;
    flex-direction: row;
    align-items: center;
    justify-content: flex-end;
    gap: 4px;
    flex-shrink: 0;
    position: relative;
}

.wpd-canvas-settings {
    position: relative;
    display: inline-flex;
    vertical-align: top;
}

.wpd-canvas-settings:not(.is-open) > .wpd-canvas-settings-dropdown {
    visibility: hidden;
}

.wpd-canvas-settings.is-open > .wpd-canvas-settings-dropdown {
    visibility: visible;
    z-index: 60;
}

.wpd-canvas-settings.is-open > .wpd-canvas-settings-button {
    background: var(--button-default-hover) !important;
    border-color: var(--button-default-hover-border) !important;
}

.wpd-canvas-settings-dropdown {
    right: 0;
    left: auto;
    min-width: 220px;
}

.wpd-canvas-settings-dropdown > ul {
    min-width: 220px;
}

.wpd-settings-check-item {
    cursor: default;
    height: auto !important;
    min-height: 30px !important;
    padding: 4px 8px !important;
    background: transparent !important;
    border: none !important;
}

.wpd-settings-check-item label {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    margin: 0;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    color: var(--text);
}

.wpd-settings-check-item input[type="checkbox"] {
    flex: 0 0 auto;
    margin: 0;
}

.wpd-settings-check-item:hover {
    background: color-mix(in srgb, var(--button-default) 55%, transparent) !important;
}

.wpd-settings-action-item {
    height: auto !important;
    min-height: 0 !important;
    padding: 0 !important;
    background: transparent !important;
    border: none !important;
}

.wpd-settings-action-item button {
    width: 100%;
    height: 26px;
    min-height: 26px;
    padding: 2px 8px;
    font-size: 13px;
    font-weight: 500;
    text-align: left;
    border: 1px solid var(--border);
    border-radius: var(--border-radius);
    background: var(--button-default);
    color: var(--text);
    cursor: pointer;
}

.wpd-settings-action-item button:hover {
    background: var(--button-default-hover);
    border-color: var(--button-default-hover-border);
}

.wpd-canvas-controls button {
    min-width: 28px;
}

.wpd-canvas-controls .wpd-load-image-btn {
    height: 26px;
    min-height: 26px;
    padding: 2px 10px;
    font-size: 12px;
    font-weight: 500;
    flex-shrink: 0;
    white-space: nowrap;
}

.wpd-theme-toggle {
    flex-shrink: 0;
    box-sizing: border-box;
    width: 28px;
    border: 1px solid var(--border) !important;
    border-radius: var(--border-radius);
    background: var(--button-default) !important;
    color: var(--text) !important;
    height: 28px !important;
    padding: 0 !important;
    cursor: pointer;
    font-size: 16px !important;
    line-height: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.wpd-theme-toggle-icon {
    display: block;
    line-height: 1;
    pointer-events: none;
}

.wpd-theme-toggle:hover {
    background: var(--button-default-hover) !important;
    border-color: var(--button-default-hover-border) !important;
}

.wpd-toolbar-slot {
    position: relative;
}

.wpd-icon-btn {
    cursor: pointer;
    width: 28px;
    height: 26px;
    padding: 0 !important;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    line-height: 1;
    border: 1px solid var(--border) !important;
    border-radius: var(--border-radius);
    background: var(--button-default) !important;
    color: var(--text) !important;
}

.wpd-icon-btn:hover {
    background: var(--button-default-hover) !important;
    border-color: var(--button-default-hover-border) !important;
}

.wpd-zoom-text-btn {
    cursor: pointer;
    min-width: 36px;
    height: 26px;
    padding: 0 6px !important;
    font-size: 12px !important;
    border: 1px solid var(--border) !important;
    border-radius: var(--border-radius);
    background: var(--button-default) !important;
    color: var(--text) !important;
}

.wpd-zoom-text-btn:hover {
    background: var(--button-default-hover) !important;
}

.wpd-crosshair-btn {
    cursor: pointer;
    width: 28px;
    height: 26px;
    padding: 0 !important;
    border: 1px solid var(--border) !important;
    border-radius: var(--border-radius);
    background-color: var(--button-default) !important;
    background-image: none;
    background-repeat: no-repeat;
    background-position: center;
    position: relative;
}

/* SVG strokes are black on transparent; luminance masking would hide them — use alpha. */
.wpd-crosshair-btn::before {
    content: "";
    position: absolute;
    left: 50%;
    top: 50%;
    width: 16px;
    height: 16px;
    transform: translate(-50%, -50%);
    box-sizing: border-box;
    background-color: var(--text);
    pointer-events: none;
    -webkit-mask-image: url("images/crosshair.svg");
    mask-image: url("images/crosshair.svg");
    -webkit-mask-repeat: no-repeat;
    mask-repeat: no-repeat;
    -webkit-mask-position: center;
    mask-position: center;
    -webkit-mask-size: contain;
    mask-size: contain;
    -webkit-mask-mode: alpha;
    mask-mode: alpha;
}

.wpd-crosshair-btn:hover {
    background-color: var(--button-default-hover) !important;
}

.wpd-crosshair-btn.pressed-button {
    background-color: color-mix(in srgb, var(--primary) 40%, var(--button-default)) !important;
    border-color: var(--primary) !important;
}

.wpd-crosshair-btn.pressed-button::before {
    background-color: var(--primary);
}

.wpd-modal-backdrop {
    width: 100%;
    height: 100%;
    background-color: var(--overlay);
    position: absolute;
    top: 0;
    left: 0;
    z-index: 50;
    visibility: hidden;
}

/* Keyboard shortcuts reference */
.wpd-shortcuts-popup {
    display: flex;
    flex-direction: column;
    max-height: min(90vh, 640px);
    overflow: hidden;
    box-sizing: border-box;
}

.wpd-shortcuts-popup-body {
    flex: 1 1 auto;
    min-height: 0;
    max-height: min(62vh, 480px);
    overflow-y: auto;
    padding: 4px 12px 8px;
    margin: 0 -5px;
}

.wpd-shortcuts-intro {
    margin: 8px 12px 12px;
    font-size: 13px;
    color: var(--text-gray-600);
    line-height: 1.45;
}

.wpd-shortcuts-footnote {
    margin: 12px 12px 4px;
    font-size: 11px;
    color: var(--text-gray-600);
    line-height: 1.4;
}

.wpd-shortcuts-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.wpd-shortcuts-table td {
    padding: 8px 10px;
    vertical-align: top;
    border-bottom: 1px solid var(--border);
}

.wpd-shortcuts-section-row td {
    border-bottom: none;
    padding-top: 14px;
    padding-bottom: 4px;
}

.wpd-shortcuts-section {
    font-weight: 600;
    color: var(--primary);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.wpd-shortcuts-desc {
    width: 58%;
    color: var(--text);
}

.wpd-shortcuts-keys {
    width: 42%;
    text-align: right;
    white-space: normal;
}

.wpd-shortcuts-note {
    font-size: 12px;
    color: var(--text-gray-600);
    padding: 6px 10px 10px !important;
    border-bottom: 1px solid var(--border);
}

.wpd-kbd {
    display: inline-block;
    padding: 2px 8px;
    margin: 1px;
    font-family: var(--font-family);
    font-size: 11px;
    font-weight: 600;
    line-height: 1.4;
    color: var(--text);
    background: var(--section-background);
    border: 1px solid var(--border);
    border-radius: 4px;
    box-shadow: 0 1px 0 color-mix(in srgb, var(--text) 6%, transparent);
}

.wpd-kbd-plus {
    display: inline-block;
    margin: 0 3px;
    font-size: 11px;
    color: var(--text-gray-600);
    user-select: none;
}

/* Toast notifications */
.wpd-toast-region {
    position: fixed;
    left: 50%;
    bottom: 24px;
    transform: translateX(-50%);
    z-index: 200;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    width: max-content;
    max-width: min(90vw, 420px);
    pointer-events: none;
}

.wpd-toast {
    pointer-events: auto;
    display: flex;
    align-items: center;
    gap: 10px;
    box-sizing: border-box;
    min-width: 220px;
    max-width: 100%;
    padding: 10px 14px;
    font-family: var(--font-family);
    font-size: 13px;
    font-weight: 500;
    line-height: 1.35;
    color: var(--text);
    background: var(--section-background);
    border: 1px solid var(--border);
    border-left: 4px solid var(--info);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    cursor: pointer;
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.wpd-toast.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.wpd-toast.is-leaving {
    opacity: 0;
    transform: translateY(12px);
}

.wpd-toast--success {
    border-left-color: var(--success);
}

.wpd-toast--error {
    border-left-color: var(--error);
}

.wpd-toast-icon {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    font-size: 12px;
    font-weight: 700;
    color: var(--info-contrast);
    background: var(--info);
}

.wpd-toast--success .wpd-toast-icon {
    color: var(--success-contrast);
    background: var(--success);
}

.wpd-toast--error .wpd-toast-icon {
    color: var(--error-contrast);
    background: var(--error);
}

.wpd-toast-text {
    flex: 1 1 auto;
    min-width: 0;
}

@media (prefers-reduced-motion: reduce) {
    .wpd-toast {
        transition: opacity 0.2s ease;
        transform: none;
    }

    .wpd-toast.is-visible,
    .wpd-toast.is-leaving {
        transform: none;
    }
}

/* ---- Responsive top bar & digitize bar ---- */

.wpd-top-lead {
    min-width: 0;
}

#topToolbarContainer {
    min-width: 0;
    /* Clip overflowing toolbar only; File/Help dropdowns must extend below the top bar. */
    overflow: hidden;
}

#menuButtonsContainer {
    overflow: visible;
}

@media (max-width: 1024px) {
    .wpd-tool-text {
        display: none;
    }

    .wpd-tool-btn {
        padding: 0 9px;
        gap: 0;
    }

    .wpd-point-tools-label {
        display: none;
    }

    .wpd-btn-label {
        display: none;
    }

    .wpd-btn-with-icon {
        padding-left: 8px;
        padding-right: 8px;
    }
}

@media (max-width: 768px) {
    #topContainer {
        gap: 4px;
        padding-right: 4px;
    }

    .wpd-canvas-controls {
        gap: 2px;
    }

    .wpd-canvas-controls .wpd-load-image-btn {
        padding: 2px 6px;
    }

    .wpd-point-tools {
        gap: 4px;
    }

    .wpd-point-tools-count {
        display: none;
    }
}