:root {
    color-scheme: light;
    --acom-background: #edf8fa;
    --acom-sidebar: #e5f3f5;
    --acom-surface: #f7fcfd;
    --acom-white: #ffffff;
    --acom-text: #062a32;
    --acom-muted: #627980;
    --acom-cyan: #008da5;
    --acom-cyan-dark: #006b7a;
    --acom-line: #a5d0d6;
    --acom-hover: #ddf4f5;
    --acom-sidebar-hover: #d6eef1;
    --acom-terminal: #03181d;
    --acom-terminal-line: #23515a;
    --acom-terminal-text: #d7f9f8;
    --acom-terminal-cyan: #50ecf4;
    --acom-terminal-green: #67e8c7;
    --acom-mint: #c9f2e9;
    --acom-mint-pressed: #b0e7dc;
    --acom-mint-line: #8acfc0;
    --acom-green: #008466;
    --acom-danger: #9e3232;
    --acom-danger-bg: #f8e4e2;
    --acom-font-ui: Inter, Arial, Helvetica, system-ui, sans-serif;
    --acom-font-tech: "Roboto Mono", "IBM Plex Mono", Consolas, monospace;
    --acom-sidebar-expanded: 220px;
    --acom-header-height: 68px;
    --acom-content-max: 1120px;
}

*,
*::before,
*::after {
    box-sizing: border-box;
    scrollbar-width: thin;
    scrollbar-color: var(--acom-line) transparent;
}

*::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

*::-webkit-scrollbar-thumb {
    background: var(--acom-line);
    border: 2px solid var(--acom-background);
    border-radius: 0;
}

*::-webkit-scrollbar-track {
    background: transparent;
}

html {
    background: var(--acom-background);
}

body {
    min-height: 100vh;
    display: block;
    margin: 0;
    color: var(--acom-text);
    background:
        linear-gradient(rgba(0, 141, 165, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 141, 165, 0.035) 1px, transparent 1px),
        var(--acom-background);
    background-size: 28px 28px;
    font: 400 15px/1.55 var(--acom-font-ui);
}

[hidden] {
    display: none !important;
}

a {
    color: var(--acom-cyan-dark);
}

a:hover {
    text-decoration-thickness: 2px;
}

button,
.acom-button,
.file-button {
    min-height: 44px;
    padding: 9px 13px;
    color: var(--acom-text);
    background: var(--acom-surface);
    border: 1px solid var(--acom-line);
    border-radius: 0;
    box-shadow: none;
    font: 500 14px/1.2 var(--acom-font-ui);
    cursor: pointer;
}

button:hover,
.acom-button:hover,
.file-button:hover {
    color: var(--acom-text);
    background: var(--acom-hover);
    border-color: var(--acom-cyan);
}

button:active,
.acom-button:active,
.file-button:active {
    transform: translateY(1px);
}

button:focus-visible,
.acom-button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--acom-cyan);
    outline-offset: 2px;
}

button:disabled,
.acom-button[aria-disabled="true"] {
    cursor: not-allowed;
    opacity: 0.52;
}

button.active,
.success-button,
.acom-button--positive,
#sendButton {
    color: var(--acom-green);
    background: var(--acom-mint);
    border-color: var(--acom-mint-line);
}

button.active:hover,
.success-button:hover,
.acom-button--positive:hover,
#sendButton:hover {
    color: var(--acom-green);
    background: var(--acom-mint-pressed);
    border-color: var(--acom-green);
}

.danger-button {
    color: var(--acom-danger);
    background: var(--acom-danger-bg);
    border-color: #d6a5a2;
}

input,
select,
textarea {
    min-height: 44px;
    padding: 9px 12px;
    color: var(--acom-text);
    background: var(--acom-white);
    border: 1px solid var(--acom-line);
    border-radius: 0;
    font: 400 15px/1.3 var(--acom-font-ui);
}

input:focus,
select:focus,
textarea:focus {
    border-color: var(--acom-cyan);
}

input::placeholder,
textarea::placeholder {
    color: var(--acom-muted);
}

#sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    z-index: 20;
    width: var(--acom-sidebar-expanded);
    height: 100vh;
    padding: 0;
    overflow-y: auto;
    color: var(--acom-text);
    background: var(--acom-sidebar);
    border-right: 1px solid var(--acom-line);
    box-shadow: none;
    transition: transform 0.22s ease;
}

#sidebar::-webkit-scrollbar-thumb {
    border-color: var(--acom-sidebar);
}

#sidebar-content {
    min-height: 100%;
    padding: 18px 12px 28px;
}

.sidebar-brand {
    display: grid;
    grid-template-columns: 50px minmax(0, 1fr);
    align-items: center;
    gap: 10px;
    min-height: 62px;
    margin-bottom: 18px;
    padding: 4px 34px 12px 4px;
    border-bottom: 1px solid var(--acom-line);
    text-decoration: none;
}

#sidebar .sidebar-brand:hover {
    background: transparent;
}

.sidebar-brand img {
    width: 50px;
    height: 40px;
    object-fit: contain;
}

.sidebar-brand strong,
.sidebar-brand small {
    display: block;
}

.sidebar-brand strong {
    color: var(--acom-text);
    font-size: 17px;
    font-weight: 600;
    line-height: 1.1;
}

.sidebar-brand small {
    margin-top: 4px;
    color: var(--acom-cyan-dark);
    font: 500 9px/1.2 var(--acom-font-tech);
    letter-spacing: 0.12em;
}

.sidebar-nav,
.sidebar-nav ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

.sidebar-group {
    margin-top: 20px;
}

.sidebar-group-title {
    margin: 0 8px 7px;
    color: var(--acom-muted);
    font: 500 10px/1.2 var(--acom-font-tech);
    letter-spacing: 0.13em;
    text-transform: uppercase;
}

#sidebar .sidebar-link {
    position: relative;
    display: flex;
    align-items: center;
    min-height: 38px;
    margin: 2px 0;
    padding: 6px 8px;
    color: var(--acom-text);
    background: transparent;
    border: 1px solid transparent;
    border-radius: 0;
    text-decoration: none;
    transition: background-color 0.14s ease, border-color 0.14s ease;
}

#sidebar .sidebar-link:visited {
    color: var(--acom-text);
}

#sidebar .sidebar-link:hover {
    color: var(--acom-text);
    background: var(--acom-sidebar-hover);
    border-color: var(--acom-line);
}

#sidebar .sidebar-link.active {
    background: var(--acom-hover);
    border-color: var(--acom-cyan);
}

#sidebar .sidebar-link.active::before {
    content: "";
    position: absolute;
    inset: -1px auto -1px -1px;
    width: 4px;
    background: var(--acom-cyan);
}

.sidebar-link span {
    font-size: 12.5px;
    line-height: 1.25;
}

.sidebar-link--text {
    min-height: 40px !important;
}

.sidebar-link--external span::after {
    content: " \2197";
    color: var(--acom-cyan-dark);
    font-family: var(--acom-font-tech);
}

.sidebar-credit {
    margin: 24px 8px 0;
    padding-top: 14px;
    color: var(--acom-muted);
    border-top: 1px solid var(--acom-line);
    font-size: 10px;
    line-height: 1.45;
}

#sidebarToggle {
    position: fixed;
    top: 12px;
    left: 172px;
    z-index: 30;
    width: 36px;
    min-height: 36px;
    height: 36px;
    padding: 0;
    color: var(--acom-cyan-dark);
    background: var(--acom-surface);
    border: 1px solid var(--acom-line);
    border-radius: 0;
    font: 600 19px/1 var(--acom-font-tech);
    transition: left 0.22s ease, background-color 0.14s ease;
}

#sidebarToggle:hover {
    color: var(--acom-cyan-dark);
    background: var(--acom-hover);
    border-color: var(--acom-cyan);
}

#main-content {
    width: calc(100% - var(--acom-sidebar-expanded));
    min-height: 100vh;
    margin-left: var(--acom-sidebar-expanded);
    padding: 0 0 48px;
    display: block;
    text-align: left;
    transition: margin-left 0.22s ease, width 0.22s ease;
}

body.sidebar-collapsed #sidebar {
    transform: translateX(-100%);
}

body.sidebar-collapsed #main-content {
    width: 100%;
    margin-left: 0;
}

body.sidebar-collapsed #sidebarToggle {
    left: 12px;
}

.acom-header,
.page-header {
    min-height: var(--acom-header-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    margin: 0;
    padding: 12px clamp(20px, 3vw, 34px);
    background: rgba(237, 248, 250, 0.96);
    border: 0;
    border-bottom: 1px solid var(--acom-line);
    border-radius: 0;
    box-shadow: none;
}

.acom-eyebrow,
.tool-eyebrow {
    display: block;
    color: var(--acom-cyan-dark);
    font: 500 11px/1.2 var(--acom-font-tech);
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.acom-brand,
.page-header h1 {
    margin: 3px 0 0;
    color: var(--acom-text);
    font: 500 26px/1.1 var(--acom-font-ui);
}

.acom-status,
.status-pill {
    min-height: 34px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 11px;
    color: var(--acom-green);
    background: var(--acom-surface);
    border: 1px solid var(--acom-line);
    border-radius: 0;
    font: 500 11px/1 var(--acom-font-tech);
    letter-spacing: 0.08em;
    white-space: nowrap;
    text-transform: uppercase;
}

.acom-status::before,
.status-pill::before {
    content: "";
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: currentColor;
}

.acom-header-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
    flex: 0 0 auto;
}

.theme-toggle {
    min-height: 34px;
    padding: 8px 10px;
    color: var(--acom-cyan-dark);
    background: transparent;
    border-color: var(--acom-line);
    font: 500 10px/1 var(--acom-font-tech);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    white-space: nowrap;
}

.acom-content,
.tool-shell {
    width: min(var(--acom-content-max), calc(100% - 48px));
    margin: 0 auto;
}

.tool-shell {
    width: 100%;
}

.tool-shell > :not(.page-header) {
    width: min(var(--acom-content-max), calc(100% - 48px));
    margin-left: auto;
    margin-right: auto;
}

.page-header .lead {
    max-width: 760px;
    margin: 8px 0 0;
    color: var(--acom-muted);
    font-size: 13px;
    line-height: 1.45;
}

.page-header .credits {
    margin-top: 7px;
    color: var(--acom-muted);
    font-size: 12px;
}

#connection-monitor-panel {
    width: 100%;
    padding: 28px 0 0;
}

.home-intro {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 22px;
}

.home-intro h1 {
    margin: 2px 0 0;
    color: var(--acom-text);
    font-size: 32px;
    font-weight: 500;
    line-height: 1.15;
}

.technical-label {
    color: var(--acom-cyan-dark);
    font: 500 11px/1.2 var(--acom-font-tech);
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.home-intro-meta {
    color: var(--acom-muted);
    font: 400 11px/1.3 var(--acom-font-tech);
}

.connection-block {
    padding: 16px;
    background: rgba(247, 252, 253, 0.75);
    border: 1px solid var(--acom-line);
}

.connection-controls {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
    margin-top: 12px;
}

.connection-card {
    min-height: 92px;
    display: grid;
    grid-template-columns: 34px minmax(0, 1fr);
    grid-template-rows: auto auto;
    align-content: center;
    column-gap: 12px;
    padding: 12px 14px;
    text-align: left;
}

.connection-card img {
    grid-row: 1 / 3;
    width: 32px;
    height: 32px;
    align-self: center;
}

.connection-card span {
    align-self: end;
    font: 600 15px/1.2 var(--acom-font-ui);
}

.connection-card small {
    align-self: start;
    margin-top: 3px;
    color: var(--acom-muted);
    font: 400 10px/1.3 var(--acom-font-tech);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.connection-card.active small {
    color: var(--acom-green);
}

.connection-card.active small::after {
    content: " // CONNECTED";
}

.connection-meta {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    margin-top: 12px;
}

.connection-hint {
    margin: 0;
    color: var(--acom-muted);
    font-size: 13px;
}

.repeat-controls {
    margin-top: 12px;
}

.repeat-controls button {
    width: 100%;
    color: var(--acom-cyan-dark);
    background: var(--acom-mint);
    border-color: var(--acom-mint-line);
    font-family: var(--acom-font-tech);
    font-size: 11px;
    letter-spacing: 0.04em;
}

.center-container {
    width: 100%;
    display: block;
    margin-top: 22px;
}

.terminal-shell {
    overflow: hidden;
    background: var(--acom-terminal);
    border: 1px solid var(--acom-terminal-line);
}

.terminal-header {
    min-height: 42px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 9px 13px;
    color: var(--acom-terminal-cyan);
    border-bottom: 1px solid var(--acom-terminal-line);
    font: 500 10px/1.2 var(--acom-font-tech);
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.terminal-state {
    color: var(--acom-terminal-green);
    letter-spacing: 0.06em;
}

#serial-monitor,
.serial-monitor,
.log,
.acom-terminal {
    width: 100%;
    min-height: 340px;
    height: clamp(340px, 48vh, 620px);
    max-height: 620px;
    margin: 0;
    overflow: auto;
    padding: 14px;
    color: var(--acom-terminal-text);
    background: var(--acom-terminal);
    border: 0;
    border-radius: 0;
    box-shadow: none;
    font: 400 13px/1.55 var(--acom-font-tech);
    text-align: left;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
}

.log {
    min-height: 220px;
    height: 260px;
    border: 1px solid var(--acom-terminal-line);
}

#input-area {
    margin-top: 14px;
    text-align: left;
}

#input-area .technical-label {
    display: block;
    margin-bottom: 7px;
}

.command-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 8px;
}

#serialInput {
    width: 100%;
    max-width: none;
    margin: 0;
    font-family: var(--acom-font-tech);
}

#sendButton {
    min-width: 112px;
}

#dynamic-content {
    width: 100%;
    padding: 28px 0 0;
    text-align: left;
}

#dynamic-content > h1,
#dynamic-content > .table-scroll:first-child::before {
    color: var(--acom-text);
}

.table-scroll {
    width: 100%;
    margin: 16px 0 24px;
    overflow-x: auto;
    border: 1px solid var(--acom-line);
}

#dynamic-content table,
.section table {
    width: 100%;
    min-width: 780px;
    margin: 0;
    border-collapse: collapse;
    background: var(--acom-surface);
    border: 0;
    border-radius: 0;
    box-shadow: none;
}

#dynamic-content th,
#dynamic-content td,
.section th,
.section td {
    padding: 11px 12px;
    color: var(--acom-text);
    border: 0;
    border-bottom: 1px solid rgba(165, 208, 214, 0.7);
    font-size: 13px;
    line-height: 1.35;
    text-align: center;
}

#dynamic-content th,
.section th {
    color: var(--acom-terminal-text);
    background: var(--acom-cyan-dark);
    font: 500 11px/1.25 var(--acom-font-tech);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

#dynamic-content tr:hover td,
.section tr:hover td {
    background: var(--acom-hover);
}

#dynamic-content td:nth-child(5) {
    font-family: var(--acom-font-tech);
    font-size: 12px;
}

#dynamic-content img {
    max-width: 64px;
    height: auto;
    object-fit: contain;
}

#dynamic-content button {
    min-width: 100px;
    min-height: 42px;
    color: var(--acom-green);
    background: var(--acom-mint);
    border-color: var(--acom-mint-line);
}

dialog {
    width: min(460px, calc(100vw - 32px));
    padding: 0;
    color: var(--acom-text);
    background: var(--acom-background);
    border: 1px solid var(--acom-line);
    border-radius: 0;
    box-shadow: 0 18px 50px rgba(3, 24, 29, 0.25);
}

dialog::backdrop {
    background: rgba(3, 24, 29, 0.62);
}

.connection-dialog {
    padding: 22px;
    text-align: left;
}

.connection-dialog h2 {
    margin: 0 0 8px;
    color: var(--acom-text);
    font-size: 20px;
}

.connection-dialog p {
    margin: 0 0 14px;
    color: var(--acom-muted);
    font-size: 13px;
}

.connection-dialog label {
    display: block;
    margin-top: 12px;
    color: var(--acom-cyan-dark);
    font: 500 11px/1.2 var(--acom-font-tech);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.connection-dialog input {
    width: 100%;
    margin-top: 6px;
}

.dialog-actions {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    margin-top: 20px;
}

.secondary-button {
    color: var(--acom-muted);
    background: var(--acom-white);
    border-color: var(--acom-line);
}

/* Documentation fragments */
#dynamic-content > h1,
.digit-header h1 {
    margin: 0 0 18px;
    color: var(--acom-text);
    font-size: 28px;
    font-weight: 500;
    line-height: 1.2;
}

#dynamic-content .section,
#dynamic-content .contact,
.digit-header,
.digit-page .section {
    margin-bottom: 14px;
    overflow: hidden;
    background: var(--acom-surface) !important;
    border: 1px solid var(--acom-line) !important;
    border-radius: 0 !important;
    box-shadow: none !important;
}

#dynamic-content .section > h2,
#dynamic-content .contact > h2,
.digit-page .section h2 {
    margin: 0;
    padding: 11px 14px;
    color: var(--acom-cyan-dark) !important;
    background: var(--acom-hover) !important;
    border-bottom: 1px solid var(--acom-line);
    font-size: 16px;
    font-weight: 600;
}

#dynamic-content .section > p,
#dynamic-content .contact > p {
    padding: 12px 14px;
}

.digit-meta,
.digit-page li {
    color: var(--acom-text) !important;
}

.digit-page li {
    border-color: var(--acom-line) !important;
}

.digit-page li:hover {
    background: var(--acom-hover) !important;
}

/* Shared tool presentation */
.setup-selector,
.mode-bar,
.step,
.panel,
.note,
.firmware-option,
.info-item,
.preview-shell,
.canvas-frame {
    border-radius: 0 !important;
    box-shadow: none !important;
}

.setup-selector,
.step,
.panel,
.firmware-option,
.preview-shell,
.info-item {
    color: var(--acom-text);
    background: var(--acom-surface) !important;
    border-color: var(--acom-line) !important;
}

.setup-selector {
    margin-top: 24px !important;
    border: 1px solid var(--acom-line);
}

.setup-option {
    text-align: left;
    background: var(--acom-surface) !important;
    border: 1px solid var(--acom-line) !important;
    border-radius: 0 !important;
}

.setup-option:hover,
.firmware-option:hover,
.firmware-option.selected {
    background: var(--acom-hover) !important;
    border-color: var(--acom-cyan) !important;
}

.mode-bar,
.note,
.project-note {
    color: var(--acom-muted) !important;
    background: var(--acom-hover) !important;
    border: 1px solid var(--acom-line) !important;
}

.workflow,
.workspace {
    margin-top: 22px !important;
}

.step {
    border: 1px solid var(--acom-line) !important;
    border-left: 2px solid var(--acom-line) !important;
}

.step.active {
    border-left-color: var(--acom-cyan) !important;
}

.step.completed,
.step.is-complete {
    background: var(--acom-mint) !important;
    border-left-color: var(--acom-green) !important;
}

.step-number {
    color: var(--acom-cyan-dark) !important;
    background: var(--acom-white) !important;
    border: 1px solid var(--acom-cyan) !important;
    border-radius: 0 !important;
    font-family: var(--acom-font-tech);
}

.panel {
    border: 1px solid var(--acom-line) !important;
}

.panel h2,
.step h2,
.setup-selector h2 {
    color: var(--acom-text) !important;
}

.info-item strong,
.form-row label {
    color: var(--acom-cyan-dark) !important;
    font-family: var(--acom-font-tech);
    letter-spacing: 0.04em;
}

.circuit-image-wrap,
.canvas-frame {
    background: var(--acom-white) !important;
    border-color: var(--acom-line) !important;
}

@media (max-width: 900px) {
    #sidebar {
        width: min(280px, 86vw);
        box-shadow: 8px 0 30px rgba(3, 24, 29, 0.18);
        transform: translateX(-100%);
    }

    #main-content,
    body.sidebar-collapsed #main-content {
        width: 100%;
        margin-left: 0;
    }

    body:not(.sidebar-collapsed) #sidebar {
        transform: translateX(0);
    }

    #sidebarToggle,
    body.sidebar-collapsed #sidebarToggle {
        top: 15px;
        left: 14px;
    }

    body:not(.sidebar-collapsed) #sidebarToggle {
        left: calc(min(280px, 86vw) - 48px);
    }

    .acom-header,
    .page-header {
        min-height: 72px;
        padding: 12px 14px 12px 62px;
    }

    .acom-brand,
    .page-header h1 {
        font-size: 22px;
    }

    .acom-content,
    .tool-shell > :not(.page-header) {
        width: calc(100% - 28px);
    }

    #connection-monitor-panel,
    #dynamic-content {
        padding-top: 20px;
    }

    .home-intro {
        align-items: flex-start;
        flex-direction: column;
        gap: 6px;
    }

    .home-intro h1,
    #dynamic-content > h1,
    .digit-header h1 {
        font-size: 26px;
    }

    .connection-meta {
        align-items: flex-start;
        flex-direction: column;
    }

    #dynamic-content table,
    .section table {
        width: 100%;
        min-width: 780px;
        table-layout: auto;
        font-size: 12px;
    }

    #dynamic-content th,
    #dynamic-content td {
        padding: 9px 10px;
        font-size: 12px;
        white-space: normal;
    }

    #dynamic-content img {
        max-width: 54px;
        max-height: 54px;
    }

    #dynamic-content button {
        width: auto;
        min-width: 96px;
        min-height: 44px;
        padding: 9px 10px;
        font-size: 12px;
    }

    .page-header {
        align-items: flex-start;
        flex-direction: column;
        gap: 10px;
    }
}

@media (max-width: 520px) {
    .acom-status,
    .status-pill {
        padding: 7px 9px;
        font-size: 10px;
    }

    .connection-controls {
        grid-template-columns: 1fr;
    }

    .connection-card {
        min-height: 76px;
    }

    .command-row {
        grid-template-columns: 1fr;
    }

    #sendButton {
        width: 100%;
    }

    #serial-monitor {
        min-height: 340px;
        height: 46vh;
    }
}

/* Original ACom Wiki compatibility theme. The modern theme remains the default. */
html[data-acom-theme="classic"] body {
    color: #333;
    background: #f9f9fb;
    background-image: none;
    font-family: Arial, sans-serif;
}

html[data-acom-theme="classic"] #sidebar {
    width: 200px;
    padding: 20px;
    color: #fff;
    background: #2c3e50;
    border-right: 0;
    box-shadow: 2px 0 5px rgba(0, 0, 0, 0.1);
}

html[data-acom-theme="classic"] #sidebar-content {
    padding: 0 0 24px;
}

html[data-acom-theme="classic"] .sidebar-brand {
    grid-template-columns: 50px minmax(0, 1fr);
    margin-bottom: 18px;
    padding: 0 28px 12px 0;
    border-bottom-color: rgba(255, 255, 255, 0.22);
}

html[data-acom-theme="classic"] .sidebar-brand strong,
html[data-acom-theme="classic"] #sidebar .sidebar-link,
html[data-acom-theme="classic"] #sidebar .sidebar-link:visited {
    color: #ecf0f1;
}

html[data-acom-theme="classic"] .sidebar-brand small,
html[data-acom-theme="classic"] .sidebar-group-title,
html[data-acom-theme="classic"] .sidebar-credit {
    color: #bdc3c7;
}

html[data-acom-theme="classic"] .sidebar-group-title {
    font-family: Arial, sans-serif;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0;
    text-transform: none;
}

html[data-acom-theme="classic"] #sidebar .sidebar-link {
    min-height: 38px;
    padding: 3px 4px;
    border: 0;
    border-radius: 4px;
}

html[data-acom-theme="classic"] #sidebar .sidebar-link:hover,
html[data-acom-theme="classic"] #sidebar .sidebar-link.active {
    color: #fff;
    background: #34495e;
    border: 0;
}

html[data-acom-theme="classic"] #sidebar .sidebar-link.active::before {
    display: none;
}

html[data-acom-theme="classic"] .sidebar-credit {
    border-top-color: rgba(255, 255, 255, 0.22);
}

html[data-acom-theme="classic"] #sidebar::-webkit-scrollbar-thumb {
    background: #34495e;
    border-color: #2c3e50;
}

html[data-acom-theme="classic"] #sidebarToggle {
    left: 152px;
    color: #fff;
    background: #34495e;
    border-color: rgba(255, 255, 255, 0.35);
    border-radius: 5px;
}

html[data-acom-theme="classic"] #sidebarToggle:hover {
    color: #fff;
    background: #1f618d;
}

html[data-acom-theme="classic"] #main-content {
    width: calc(100% - 220px);
    margin-left: 220px;
    padding-bottom: 40px;
}

html[data-acom-theme="classic"] body.sidebar-collapsed #main-content {
    width: 100%;
    margin-left: 0;
}

html[data-acom-theme="classic"] .acom-header {
    min-height: 64px;
    padding: 10px 20px;
    background: #f9f9fb;
    border-bottom-color: #ddd;
}

html[data-acom-theme="classic"] .acom-eyebrow {
    color: #5d6d7e;
    font-family: Arial, sans-serif;
    letter-spacing: 0;
}

html[data-acom-theme="classic"] .acom-brand,
html[data-acom-theme="classic"] .page-header h1 {
    color: #34495e;
    font-family: Arial, sans-serif;
}

html[data-acom-theme="classic"] .acom-status,
html[data-acom-theme="classic"] .status-pill {
    color: #fff;
    background: #27ae60;
    border: 0;
    border-radius: 5px;
    font-family: Arial, sans-serif;
    letter-spacing: 0;
}

html[data-acom-theme="classic"] .theme-toggle {
    color: #fff;
    background: #7f8c8d;
    border: 0;
    border-radius: 5px;
    font-family: Arial, sans-serif;
    letter-spacing: 0;
    text-transform: none;
}

html[data-acom-theme="classic"] .theme-toggle:hover {
    color: #fff;
    background: #626f70;
}

html[data-acom-theme="classic"] .acom-content {
    width: calc(100% - 40px);
    max-width: 1200px;
}

html[data-acom-theme="classic"] #connection-monitor-panel {
    padding-top: 20px;
    text-align: center;
}

html[data-acom-theme="classic"] .home-intro {
    display: block;
    margin-bottom: 12px;
    text-align: center;
}

html[data-acom-theme="classic"] .home-intro .technical-label,
html[data-acom-theme="classic"] .home-intro > .home-intro-meta,
html[data-acom-theme="classic"] .connection-block > .technical-label {
    display: none;
}

html[data-acom-theme="classic"] .home-intro h1 {
    margin: 0;
    color: #34495e;
    font: 600 24px/1.2 Arial, sans-serif;
}

html[data-acom-theme="classic"] .connection-block {
    padding: 0;
    background: transparent;
    border: 0;
}

html[data-acom-theme="classic"] .connection-controls {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 16px;
}

html[data-acom-theme="classic"] .connection-card {
    width: auto;
    min-height: 44px;
    display: block;
    padding: 10px 20px;
    color: #fff;
    background: #3498db;
    border: 0;
    border-radius: 5px;
    text-align: center;
}

html[data-acom-theme="classic"] .connection-card:hover {
    color: #fff;
    background: #2980b9;
}

html[data-acom-theme="classic"] .connection-card.active {
    color: #fff;
    background: #27ae60;
}

html[data-acom-theme="classic"] .connection-card img,
html[data-acom-theme="classic"] .connection-card span,
html[data-acom-theme="classic"] .connection-card small {
    display: none;
}

html[data-acom-theme="classic"] .connection-card::after {
    content: attr(data-classic-label);
}

html[data-acom-theme="classic"] .connection-meta {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 8px;
    margin-top: 10px;
    text-align: center;
}

html[data-acom-theme="classic"] .connection-hint,
html[data-acom-theme="classic"] .connection-meta .home-intro-meta {
    color: #5d6d7e;
    font: 400 14px/1.4 Arial, sans-serif;
}

html[data-acom-theme="classic"] .repeat-controls {
    display: flex;
    justify-content: center;
    margin-top: 10px;
}

html[data-acom-theme="classic"] .repeat-controls button {
    width: auto;
    color: #fff;
    background: #7f8c8d;
    border: 0;
    border-radius: 5px;
    font-family: Arial, sans-serif;
    letter-spacing: 0;
}

html[data-acom-theme="classic"] .repeat-controls button.active {
    color: #fff;
    background: #27ae60;
}

html[data-acom-theme="classic"] .center-container {
    margin-top: 0;
}

html[data-acom-theme="classic"] .terminal-shell {
    overflow: visible;
    background: transparent;
    border: 0;
}

html[data-acom-theme="classic"] .terminal-header {
    display: none;
}

html[data-acom-theme="classic"] #serial-monitor {
    width: 75%;
    min-height: 300px;
    height: 300px;
    margin: 20px auto 0;
    padding: 15px;
    color: #333;
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    font: 400 13px/1.5 monospace;
}

html[data-acom-theme="classic"] #input-area {
    margin-top: 20px;
    text-align: center;
}

html[data-acom-theme="classic"] #input-area .technical-label {
    display: none;
}

html[data-acom-theme="classic"] .command-row {
    display: flex;
    justify-content: center;
}

html[data-acom-theme="classic"] #serialInput {
    width: calc(100% - 140px);
    max-width: 600px;
    margin-right: 10px;
    border-color: #ddd;
    border-radius: 5px;
    font-family: Arial, sans-serif;
}

html[data-acom-theme="classic"] #sendButton {
    min-width: auto;
    color: #fff;
    background: #3498db;
    border: 0;
    border-radius: 5px;
}

html[data-acom-theme="classic"] #sendButton:hover {
    color: #fff;
    background: #2980b9;
}

html[data-acom-theme="classic"] #dynamic-content {
    padding-top: 20px;
}

html[data-acom-theme="classic"] .table-scroll {
    border: 0;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

html[data-acom-theme="classic"] #dynamic-content table,
html[data-acom-theme="classic"] .section table {
    background: #fff;
}

html[data-acom-theme="classic"] #dynamic-content th,
html[data-acom-theme="classic"] .section th {
    color: #fff;
    background: #3498db;
    font-family: Arial, sans-serif;
    letter-spacing: 0;
    text-transform: none;
}

html[data-acom-theme="classic"] #dynamic-content td,
html[data-acom-theme="classic"] .section td {
    color: #333;
    border-bottom-color: #eee;
}

html[data-acom-theme="classic"] #dynamic-content tr:hover td,
html[data-acom-theme="classic"] .section tr:hover td {
    background: #f1f1f1;
}

html[data-acom-theme="classic"] #dynamic-content button {
    color: #fff;
    background: #3498db;
    border: 0;
    border-radius: 5px;
}

html[data-acom-theme="classic"] .tool-page #main-content {
    padding: 28px 24px 48px;
}

html[data-acom-theme="classic"] .tool-page .tool-shell {
    width: min(1120px, 100%);
    margin: 0 auto;
}

html[data-acom-theme="classic"] .tool-page .tool-shell > :not(.page-header) {
    width: 100%;
}

html[data-acom-theme="classic"] .tool-page .page-header {
    margin-bottom: 24px;
    padding: 20px;
    background: #fff;
    border: 1px solid #dfe6ee;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(44, 62, 80, 0.06);
}

html[data-acom-theme="classic"] .tool-page .setup-selector,
html[data-acom-theme="classic"] .tool-page .step,
html[data-acom-theme="classic"] .tool-page .panel,
html[data-acom-theme="classic"] .tool-page .firmware-option,
html[data-acom-theme="classic"] .tool-page .preview-shell,
html[data-acom-theme="classic"] .tool-page .info-item {
    color: #263747;
    background: #fff !important;
    border-color: #dfe6ee !important;
    border-radius: 8px !important;
    box-shadow: 0 2px 8px rgba(44, 62, 80, 0.06) !important;
}

html[data-acom-theme="classic"] .tool-page .setup-option {
    color: #263747;
    background: #fff !important;
    border-color: #dfe6ee !important;
    border-radius: 8px !important;
}

html[data-acom-theme="classic"] .tool-page .log {
    color: #edf6f7;
    background: #17212b;
    border-color: #17212b;
    border-radius: 6px;
}

.visually-hidden {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

.sidebar-search {
    margin: 14px 0 18px;
}

.sidebar-search input {
    width: 100%;
    min-height: 38px;
    padding: 9px 10px;
    color: var(--acom-text);
    background: var(--acom-surface);
    border: 1px solid var(--acom-line);
    border-radius: 5px;
    font: 600 12px/1.2 var(--acom-font-ui, Arial, sans-serif);
}

.sidebar-search input::placeholder {
    color: var(--acom-muted);
}

.sidebar-search input:focus {
    outline: 2px solid var(--acom-accent, #1abc9c);
    outline-offset: 2px;
}

.sidebar-search-status {
    min-height: 16px;
    margin: 5px 0 0;
    color: var(--acom-muted);
    font: 600 10px/1.4 var(--acom-font-tech, Menlo, Consolas, monospace);
}

.sidebar-privacy {
    display: grid;
    gap: 5px;
    margin-top: 18px;
    padding-top: 14px;
    border-top: 1px solid var(--acom-line);
}

.sidebar-privacy button {
    padding: 0;
    color: inherit;
    background: transparent;
    border: 0;
    cursor: pointer;
    font: inherit;
    font-size: 11px;
    text-align: left;
    text-decoration: underline;
    text-underline-offset: 3px;
}

.sidebar-privacy button:disabled {
    cursor: default;
    opacity: 0.62;
    text-decoration: none;
}

.sidebar-privacy span {
    color: var(--acom-muted);
    font-size: 10px;
    line-height: 1.4;
}

html[data-acom-theme="classic"] .sidebar-search input {
    color: #ecf0f1;
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.22);
}

html[data-acom-theme="classic"] .sidebar-search input::placeholder,
html[data-acom-theme="classic"] .sidebar-search-status,
html[data-acom-theme="classic"] .sidebar-privacy span {
    color: #bdc3c7;
}

html[data-acom-theme="classic"] .sidebar-privacy {
    border-top-color: rgba(255, 255, 255, 0.22);
}

.sidebar-nav li[hidden],
.sidebar-group[hidden] {
    display: none !important;
}

.wiki-summary {
    max-width: 920px;
    margin: 0 auto 18px;
    color: var(--acom-text-secondary, #566573);
    font-size: 15px;
    line-height: 1.65;
}

.wiki-feedback {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    max-width: 720px;
    margin: 28px auto 6px;
    padding: 18px;
    background: var(--acom-surface, #fff);
    border: 1px solid var(--acom-border, #dfe6ee);
    border-radius: 8px;
}

.wiki-feedback p {
    margin: 0 8px 0 0;
    font-weight: 700;
}

.wiki-feedback button {
    min-width: 70px;
}

.wiki-feedback-status {
    flex-basis: 100%;
    min-height: 20px;
    color: var(--acom-text-secondary, #566573);
    font-size: 13px;
}

@media (max-width: 900px) {
    html[data-acom-theme="classic"] #sidebar {
        width: min(280px, 86vw);
        box-shadow: 4px 0 14px rgba(0, 0, 0, 0.25);
    }

    html[data-acom-theme="classic"] #main-content,
    html[data-acom-theme="classic"] body.sidebar-collapsed #main-content {
        width: 100%;
        margin-left: 0;
    }

    html[data-acom-theme="classic"] body:not(.sidebar-collapsed) #sidebarToggle {
        left: calc(min(280px, 86vw) - 48px);
    }

    html[data-acom-theme="classic"] .tool-page #main-content {
        padding: 0 0 40px;
    }
}

@media (max-width: 520px) {
    .acom-header-actions {
        align-items: flex-end;
        flex-direction: column-reverse;
    }

    .theme-toggle {
        min-height: 30px;
        padding: 6px 8px;
        font-size: 9px;
    }

    html[data-acom-theme="classic"] .connection-controls {
        align-items: stretch;
        flex-direction: column;
    }

    html[data-acom-theme="classic"] .connection-card {
        width: 100%;
    }

    html[data-acom-theme="classic"] #serial-monitor {
        width: 100%;
        min-height: 300px;
        height: 340px;
    }

    html[data-acom-theme="classic"] .command-row {
        display: grid;
    }

    html[data-acom-theme="classic"] #serialInput {
        width: 100%;
        max-width: none;
        margin-right: 0;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }
}