/* Reset body margin and padding */
html {
    overflow-y: scroll;
}

body {
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

:root {
    --accent-color: #1a73e8;
}

#hid-webapp,
#hid-webapp .hid-root {
    margin: 0 !important;
    padding: 0 !important;
    max-width: none !important;
}

#hid-webapp {
    font-family: "Roboto", sans-serif;
    color: #333;
    display: grid;
    place-items: center;
    min-height: 100vh;
    background-color: #f4f6f8;
    transition: background-color .3s ease, color .3s ease;
    position: relative;
    overflow-x: hidden;
}

/* Sidebar */
#hid-webapp .sidebar {
    position: absolute;
    left: calc(50% - 600px - 130px);
    top: 50%;
    transform: translateY(-50%);
    width: 90px;
    background-color: #e5e7eb;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1.5rem 0;
    gap: 1rem;
    z-index: 10;
    border-radius: 12px;
    opacity: 0;
    pointer-events: none;
    transition: opacity .6s ease, background-color .3s ease;
    visibility: hidden;
}

#hid-webapp .sidebar.show {
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
}

#hid-webapp .sidebar-btn {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    background-color: #d1d5db;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all .3s ease;
    color: #1f2937;
    font-size: 1.5rem;
}

#hid-webapp .sidebar-btn:hover {
    background-color: #c7cad1;
    transform: scale(1.05);
}

#hid-webapp .sidebar-btn.active {
    background-color: var(--accent-color);
    box-shadow: 0 4px 12px rgba(26, 115, 232, .4);
    color: #fff;
}

#hid-webapp .sidebar-btn svg {
    transform: scale(2);
    transform-origin: center;
    fill: currentColor;
}

#hid-webapp .sidebar-btn img {
    width: 30px;
    height: 30px;
    object-fit: contain;
    filter: brightness(0) saturate(100%);
}

#hid-webapp .sidebar-btn.active img {
    filter: brightness(0) saturate(100%) invert(1);
}

#hid-webapp.dark-mode .sidebar-btn img {
    filter: brightness(0) saturate(100%) invert(1);
}

#hid-webapp.dark-mode .sidebar-btn.active img {
    filter: brightness(0) saturate(100%) invert(1);
}

/* Angle tuning icon - make it bigger */
#hid-webapp .sidebar-btn[data-tab="angle-tuning"] svg {
    transform: scale(2.5);
}

#hid-webapp .sidebar-btn[data-tab="angle-tuning"] img {
    width: 35px;
    height: 35px;
}

#hid-webapp .close-btn {
    margin-bottom: 3rem;
    background-color: transparent;
}

#hid-webapp .close-btn:hover {
    background-color: #d1d5db;
}

/* Advanced-only sidebar buttons - animated show/hide */
#hid-webapp .sidebar-btn.advanced-only {
    display: none;
}

#hid-webapp.advanced-mode .sidebar-btn.advanced-only {
    display: flex;
    animation: fadeInScale .6s ease forwards;
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.5);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Main content wrapper */
#hid-webapp .main-content {
    max-width: calc(100vw - 4rem);
    width: 1200px;
    margin: 0 2rem;
    padding: 0;
    box-sizing: border-box;
}

/* Container */
#hid-webapp .container {
    background-color: var(--card-bg, #fff);
    padding: 2.5rem 3rem 4rem;
    border-radius: 16px;
    box-shadow: 0 6px 18px rgba(0, 0, 0, .1);
    width: 100%;
    text-align: center;
    transition: background-color .6s ease, box-shadow .6s ease;
    position: relative;
    min-height: 600px;
}

#hid-webapp .container-content {
    padding-bottom: 80px;
}

/* More bottom padding for settings tab with PCB controls */
#hid-webapp:has(#tab-settings.active) .container {
    padding-bottom: 12rem;
}

/* Dark mode */
#hid-webapp.dark-mode {
    --card-bg: #181a1f;
    background-color: #0f1115;
    color: #e5e7eb;
}

#hid-webapp.dark-mode .container {
    box-shadow: 0 6px 18px rgba(0, 0, 0, .6);
}

#hid-webapp.dark-mode .config-label {
    color: #e5e7eb;
}

#hid-webapp.dark-mode select {
    background-color: #0f1115;
    color: #e5e7eb;
    border-color: #2a2f3a;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23e5e7eb' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
}

#hid-webapp.dark-mode select:focus {
    border-color: var(--accent-color);
}

#hid-webapp.dark-mode .sidebar {
    background-color: #1a1d24;
}

#hid-webapp.dark-mode .sidebar-btn {
    background-color: #2a2f3a;
    color: #fff;
}

#hid-webapp.dark-mode .sidebar-btn:hover {
    background-color: #3a3f4a;
}

#hid-webapp.dark-mode .sidebar-btn.active {
    background-color: var(--accent-color);
    box-shadow: 0 4px 12px rgba(26, 115, 232, .4);
    color: #fff;
}

#hid-webapp.dark-mode .close-btn {
    background-color: transparent;
}

#hid-webapp.dark-mode .close-btn:hover {
    background-color: #2a2f3a;
}

/* Dark mode advanced-only buttons */
#hid-webapp.dark-mode .sidebar-btn.advanced-only {
    background-color: #2a2f3a;
    color: #fff;
}

#hid-webapp.dark-mode .sidebar-btn.advanced-only:hover {
    background-color: #3a3f4a;
}

#hid-webapp.dark-mode .sidebar-btn.advanced-only.active {
    background-color: var(--accent-color);
    box-shadow: 0 4px 12px rgba(26, 115, 232, .4);
    color: #fff;
}

/* Heading */
#hid-webapp h1 {
    font-family: "Orbitron", sans-serif;
    color: var(--accent-color);
    margin-bottom: 1.5rem;
    font-size: 2.2rem;
}

/* Top bar */
#hid-webapp .top-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

#hid-webapp button {
    padding: .75rem 1.5rem;
    border: none;
    border-radius: 999px;
    cursor: pointer;
    font-weight: 600;
    font-size: 1rem;
    color: #fff;
    background-color: var(--accent-color);
    transition: all .3s ease;
}

#hid-webapp button:hover {
    filter: brightness(.92);
    transform: translateY(-2px) scale(1.05);
}

#hid-webapp button:active {
    transform: translateY(1px) scale(.98);
}

#hid-webapp .device-info {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

#hid-webapp .device-name {
    font-weight: 600;
    color: #444;
    font-size: 1rem;
    opacity: 0;
    transition: opacity 0.6s ease;
}

#hid-webapp .device-name.show {
    opacity: 1;
}

#hid-webapp.dark-mode .device-name {
    color: #9ca3af;
}

#hid-webapp .fw-version {
    font-size: 0.9rem;
    color: #666;
    opacity: 0;
    transition: opacity 0.6s ease;
    margin-top: 0.2rem;
}

#hid-webapp .fw-version.show {
    opacity: 1;
}

/* Battery indicator */
#hid-webapp .battery-indicator {
    position: absolute;
    top: 1rem;
    left: 1rem;
    display: flex;
    align-items: center;
    gap: .5rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity .6s ease;
}

#hid-webapp .battery-indicator.show {
    opacity: 1;
    pointer-events: auto;
}

#hid-webapp .battery-icon {
    width: 32px;
    height: 16px;
    border: 2px solid #666;
    border-radius: 3px;
    position: relative;
    display: flex;
    align-items: center;
    padding: 2px;
}

#hid-webapp.dark-mode .battery-icon {
    border-color: #9ca3af;
}

#hid-webapp .battery-charge-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 0.8rem;
    color: #3b82f6;
    /* blue for charging */
    display: none;
    pointer-events: none;
}

#hid-webapp .battery-charge-icon.charging {
    display: block;
    animation: blink 1s infinite;
}

@keyframes blink {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.4;
    }
}

#hid-webapp .battery-tip {
    position: absolute;
    right: -4px;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 8px;
    background-color: #666;
    border-radius: 0 2px 2px 0;
}

#hid-webapp.dark-mode .battery-tip {
    background-color: #9ca3af;
}

#hid-webapp .battery-fill {
    height: 100%;
    background-color: #4ade80;
    border-radius: 1px;
    transition: width .3s ease, background-color .3s ease;
}

#hid-webapp .battery-fill.low {
    background-color: #ef4444;
}

#hid-webapp .battery-fill.medium {
    background-color: #f59e0b;
}

#hid-webapp .battery-fill.high {
    background-color: #4ade80;
}

#hid-webapp .battery-percentage {
    font-size: .85rem;
    font-weight: 600;
    color: #666;
}

#hid-webapp.dark-mode .battery-percentage {
    color: #9ca3af;
}

/* Theme switch */
#hid-webapp .theme-switch {
    position: absolute;
    top: 1rem;
    right: 1rem;
    display: flex;
    align-items: center;
    gap: .5rem;
}

/* Advanced Mode switch */
#hid-webapp .advanced-mode-switch {
    position: absolute;
    top: 3.5rem;
    right: 1rem;
    display: flex;
    align-items: center;
    gap: .5rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity .6s ease;
}

#hid-webapp .advanced-mode-switch.show {
    opacity: 1;
    pointer-events: auto;
}

#hid-webapp .advanced-mode-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    user-select: none;
}

#hid-webapp .advanced-mode-label .label-text {
    font-size: 0.85rem;
    font-weight: 500;
    color: #666;
    white-space: nowrap;
}

#hid-webapp.dark-mode .advanced-mode-label .label-text {
    color: #9ca3af;
}

#hid-webapp .advanced-mode-toggle {
    --track-off: #cfd4dc;
    --track-on: var(--accent-color);
    --knob: #fff;
    position: relative;
    width: 48px;
    height: 26px;
}

#hid-webapp .advanced-mode-toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

#hid-webapp .advanced-mode-toggle .track {
    position: absolute;
    inset: 0;
    background: var(--track-off);
    border-radius: 999px;
    transition: background .25s ease;
}

#hid-webapp .advanced-mode-toggle .knob {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--knob);
    transition: transform .25s ease;
    box-shadow: 0 1px 2px rgba(0, 0, 0, .2);
}

#hid-webapp .advanced-mode-toggle input:checked~.track {
    background: var(--track-on);
}

#hid-webapp .advanced-mode-toggle input:checked~.knob {
    transform: translateX(22px);
}

#hid-webapp.dark-mode .advanced-mode-toggle {
    --track-off: #4a5568;
}

#hid-webapp .toggle {
    --track: #cfd4dc;
    --knob: #fff;
    position: relative;
    width: 48px;
    height: 26px;
}

#hid-webapp .toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

#hid-webapp .toggle .track {
    position: absolute;
    inset: 0;
    background: var(--track);
    border-radius: 999px;
    transition: background .25s ease;
}

#hid-webapp .toggle .knob {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--knob);
    transition: transform .25s ease;
    box-shadow: 0 1px 2px rgba(0, 0, 0, .2);
}

#hid-webapp .toggle input:checked~.track {
    background: var(--accent-color);
}

#hid-webapp .toggle input:checked~.knob {
    transform: translateX(22px);
}

/* Tab content */
#hid-webapp .tab-content {
    display: none;
}

#hid-webapp .tab-content.active {
    display: block;
    animation: fadeInTab 0.4s ease;
}

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

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

/* PCB Layout View */
#hid-webapp .pcb-layout {
    position: relative;
    max-width: 400px;
    margin: 3rem auto 0;
    opacity: 0;
    transform: translateY(20px);
    pointer-events: none;
    transition: opacity .6s ease, transform .6s ease;
}

#hid-webapp .pcb-layout.show {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

#hid-webapp .pcb-image-container {
    position: relative;
    width: 100%;
    padding-bottom: 75%;
}

#hid-webapp .pcb-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* Control overlays */
#hid-webapp .settings-control {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

#hid-webapp .settings-container {
    opacity: 0;
    pointer-events: none;
    transition: opacity .6s ease, transform .6s ease;
}

#hid-webapp .settings-container.show {
    opacity: 1;
    pointer-events: auto;
}

/* Polling rate - Left side */
#hid-webapp .control-polling {
    left: -220px;
    top: 5%;
    flex-direction: column;
    align-items: center;
}

/* DPI X control - Left side, below polling */
#hid-webapp .control-dpi-x {
    left: -220px;
    top: 35%;
    flex-direction: column;
    align-items: center;
}

/* DPI Y control - Left side, below DPI X */
#hid-webapp .control-dpi-y {
    left: -220px;
    top: 70%;
    flex-direction: column;
    align-items: center;
}

/* DPI Combined control - Left side, below polling (non-advanced mode) */
#hid-webapp .control-dpi-combined {
    left: -220px;
    top: 35%;
    flex-direction: column;
    align-items: center;
}

/* Show/hide DPI controls based on advanced mode */
#hid-webapp .control-dpi-combined {
    opacity: 1;
    pointer-events: auto;
    transition: opacity .3s ease;
}

#hid-webapp .control-dpi-x,
#hid-webapp .control-dpi-y {
    opacity: 0;
    pointer-events: none;
    transition: opacity .3s ease;
}

#hid-webapp.advanced-mode .control-dpi-combined {
    opacity: 0;
    pointer-events: none;
}

#hid-webapp.advanced-mode .control-dpi-x,
#hid-webapp.advanced-mode .control-dpi-y {
    opacity: 1;
    pointer-events: auto;
}

/* Lift distance - Bottom left */
#hid-webapp .control-lift {
    left: -220px;
    top: 70%;
    flex-direction: column;
    align-items: center;
    transition: top .3s ease;
}

/* Move lift distance down when in advanced mode (below DPI Y) */
#hid-webapp.advanced-mode .control-lift {
    top: 105%;
}

/* Invert Y - Right side with arrow */
#hid-webapp .control-invert-y {
    right: -200px;
    top: 35%;
    flex-direction: column;
    align-items: center;
}

/* Invert X - Bottom with arrow */
#hid-webapp .control-invert-x {
    left: 50%;
    transform: translateX(-50%);
    bottom: -140px;
    flex-direction: row;
    align-items: center;
}

/* Swap XY - label above toggle, bottom-right */
#hid-webapp .control-swap-xy {
    right: -200px;
    bottom: -140px;
    left: auto;
    transform: none;
    display: flex;
    flex-direction: column;
    align-items: center;
}

#hid-webapp .control-swap-xy .config-toggle {
    margin-top: 0.5rem;
}

/* Advanced controls - animated show/hide */
#hid-webapp .control-invert-x,
#hid-webapp .control-invert-y,
#hid-webapp .control-swap-xy {
    opacity: 0;
    pointer-events: none;
    transition: opacity .3s ease;
}

#hid-webapp.advanced-mode .control-invert-x,
#hid-webapp.advanced-mode .control-invert-y,
#hid-webapp.advanced-mode .control-swap-xy {
    opacity: 1;
    pointer-events: auto;
}

#hid-webapp .control-label {
    font-weight: 600;
    color: #444;
    font-size: 0.95rem;
    white-space: nowrap;
}

#hid-webapp.dark-mode .control-label {
    color: #e5e7eb;
}

#hid-webapp select {
    padding: .6rem 2.5rem .6rem 1rem;
    border-radius: 8px;
    border: 1px solid #ccc;
    font-size: 1rem;
    font-weight: 600;
    width: 160px;
    transition: border-color .3s;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23999' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.8rem center;
    background-size: 12px;
    appearance: none;
    box-sizing: border-box;
    text-align: center;
    text-align-last: center;
}

#hid-webapp select:focus {
    border-color: var(--accent-color);
    outline: none;
}

/* DPI X slider and input */
#hid-webapp .dpi-x-control-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    width: 160px;
}

/* DPI Combined slider and input */
#hid-webapp .dpi-combined-control-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    width: 160px;
}

#hid-webapp .dpi-combined-slider-container {
    width: 160px;
    position: relative;
}

#hid-webapp .dpi-combined-slider {
    width: 160px;
    height: 6px;
    border-radius: 3px;
    background: #d1d5db;
    outline: none;
    -webkit-appearance: none;
    appearance: none;
    cursor: pointer;
}

#hid-webapp .dpi-combined-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--accent-color);
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0, 0, 0, .2);
    transition: transform .2s ease;
}

#hid-webapp .dpi-combined-slider::-webkit-slider-thumb:hover {
    transform: scale(1.1);
}

#hid-webapp .dpi-combined-slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--accent-color);
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 4px rgba(0, 0, 0, .2);
    transition: transform .2s ease;
}

#hid-webapp .dpi-combined-slider::-moz-range-thumb:hover {
    transform: scale(1.1);
}

#hid-webapp.dark-mode .dpi-combined-slider {
    background: #4a5568;
}

#hid-webapp .dpi-combined-input {
    width: 100%;
    padding: .6rem 1rem;
    border-radius: 8px;
    border: 1px solid #ccc;
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    transition: border-color .3s;
    background-color: transparent;
    color: inherit;
    box-sizing: border-box;
    -moz-appearance: textfield;
}

#hid-webapp .dpi-combined-input::-webkit-outer-spin-button,
#hid-webapp .dpi-combined-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

#hid-webapp .dpi-combined-input:focus {
    border-color: var(--accent-color);
    outline: none;
}

#hid-webapp.dark-mode .dpi-combined-input {
    background-color: #0f1115;
    color: #e5e7eb;
    border-color: #2a2f3a;
}

#hid-webapp .dpi-x-slider-container {
    width: 160px;
    position: relative;
}

#hid-webapp .dpi-x-slider {
    width: 160px;
    height: 6px;
    border-radius: 3px;
    background: #d1d5db;
    outline: none;
    -webkit-appearance: none;
    appearance: none;
    cursor: pointer;
}

#hid-webapp .dpi-x-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--accent-color);
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0, 0, 0, .2);
    transition: transform .2s ease;
}

#hid-webapp .dpi-x-slider::-webkit-slider-thumb:hover {
    transform: scale(1.1);
}

#hid-webapp .dpi-x-slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--accent-color);
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 4px rgba(0, 0, 0, .2);
    transition: transform .2s ease;
}

#hid-webapp .dpi-x-slider::-moz-range-thumb:hover {
    transform: scale(1.1);
}

#hid-webapp.dark-mode .dpi-x-slider {
    background: #4a5568;
}

#hid-webapp .dpi-x-input {
    width: 100%;
    padding: .6rem 1rem;
    border-radius: 8px;
    border: 1px solid #ccc;
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    transition: border-color .3s;
    background-color: transparent;
    color: inherit;
    box-sizing: border-box;
    -moz-appearance: textfield;
}

#hid-webapp .dpi-x-input::-webkit-outer-spin-button,
#hid-webapp .dpi-x-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

#hid-webapp .dpi-x-input:focus {
    border-color: var(--accent-color);
    outline: none;
}

#hid-webapp.dark-mode .dpi-x-input {
    background-color: #0f1115;
    color: #e5e7eb;
    border-color: #2a2f3a;
}

/* DPI Y slider and input */
#hid-webapp .dpi-y-control-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    width: 160px;
}

#hid-webapp .dpi-y-slider-container {
    width: 160px;
    position: relative;
}

#hid-webapp .dpi-y-slider {
    width: 160px;
    height: 6px;
    border-radius: 3px;
    background: #d1d5db;
    outline: none;
    -webkit-appearance: none;
    appearance: none;
    cursor: pointer;
}

#hid-webapp .dpi-y-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--accent-color);
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0, 0, 0, .2);
    transition: transform .2s ease;
}

#hid-webapp .dpi-y-slider::-webkit-slider-thumb:hover {
    transform: scale(1.1);
}

#hid-webapp .dpi-y-slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--accent-color);
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 4px rgba(0, 0, 0, .2);
    transition: transform .2s ease;
}

#hid-webapp .dpi-y-slider::-moz-range-thumb:hover {
    transform: scale(1.1);
}

#hid-webapp.dark-mode .dpi-y-slider {
    background: #4a5568;
}

#hid-webapp .dpi-y-input {
    width: 100%;
    padding: .6rem 1rem;
    border-radius: 8px;
    border: 1px solid #ccc;
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    transition: border-color .3s;
    background-color: transparent;
    color: inherit;
    box-sizing: border-box;
    -moz-appearance: textfield;
}

#hid-webapp .dpi-y-input::-webkit-outer-spin-button,
#hid-webapp .dpi-y-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

#hid-webapp .dpi-y-input:focus {
    border-color: var(--accent-color);
    outline: none;
}

#hid-webapp.dark-mode .dpi-y-input {
    background-color: #0f1115;
    color: #e5e7eb;
    border-color: #2a2f3a;
}

/* Config toggle switches */
#hid-webapp .config-toggle {
    --track-off: #95a5b8;
    --track-on: var(--accent-color);
    --knob: #fff;
    position: relative;
    width: 48px;
    height: 26px;
    cursor: pointer;
}

#hid-webapp .config-toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

#hid-webapp .config-toggle .track {
    position: absolute;
    inset: 0;
    background: var(--track-off);
    border-radius: 999px;
    transition: background .25s ease;
}

#hid-webapp .config-toggle .knob {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--knob);
    transition: transform .25s ease;
    box-shadow: 0 1px 3px rgba(0, 0, 0, .3);
}

#hid-webapp .config-toggle input:checked~.track {
    background: var(--track-on);
}

#hid-webapp .config-toggle input:checked~.knob {
    transform: translateX(22px);
}

#hid-webapp.dark-mode .config-toggle {
    --track-off: #4a5568;
}

/* Direction arrows */
#hid-webapp .arrow-indicator {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
}

#hid-webapp .arrow-up,
#hid-webapp .arrow-left {
    width: 0;
    height: 0;
    border-left: 25px solid transparent;
    border-right: 25px solid transparent;
    border-bottom: 40px solid var(--accent-color);
}

#hid-webapp .arrow-left {
    transform: rotate(-90deg);
}

#hid-webapp .pcb-arrow {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

#hid-webapp .pcb-arrow path,
#hid-webapp .pcb-arrow circle {
    vector-effect: non-scaling-stroke;
    filter: drop-shadow(0 1px 2px rgba(0, 0, 0, .35));
}

/* Bug report form styles */
#hid-webapp .bug-form-group {
    margin-bottom: 1.5rem;
}

#hid-webapp .bug-form-label {
    display: block;
    font-weight: 600;
    color: #444;
    margin-bottom: .5rem;
    font-size: .95rem;
    text-align: left;
}

#hid-webapp .bug-form-input,
#hid-webapp .bug-form-textarea {
    width: 100%;
    padding: .6rem 1rem;
    border-radius: 8px;
    border: 1px solid #ccc;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color .3s;
    background-color: transparent;
    color: inherit;
    box-sizing: border-box;
}

#hid-webapp .bug-form-input:focus,
#hid-webapp .bug-form-textarea:focus {
    outline: none;
    border-color: var(--accent-color);
}

#hid-webapp .bug-form-textarea {
    resize: vertical;
    min-height: 100px;
}

#hid-webapp .bug-submit-btn {
    width: 100%;
    padding: .75rem 1.5rem;
    margin-top: 1rem;
}

#hid-webapp .bug-alert {
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    font-size: .9rem;
    display: none;
}

#hid-webapp .bug-alert.show {
    display: block;
}

#hid-webapp .bug-alert.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

#hid-webapp .bug-alert.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

#hid-webapp.dark-mode .bug-form-label {
    color: #e5e7eb;
}

#hid-webapp.dark-mode .bug-form-input,
#hid-webapp.dark-mode .bug-form-textarea {
    background-color: #0f1115;
    color: #e5e7eb;
    border-color: #2a2f3a;
}

#hid-webapp .config-section {
    max-width: 600px;
    margin: 0 auto;
    text-align: left;
    opacity: 0;
    transform: translateY(20px);
    pointer-events: none;
    transition: opacity .6s ease, transform .6s ease;
}

#hid-webapp .config-section.show {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

#hid-webapp #hid-note {
    margin-top: 1rem;
    font-size: .95rem;
    opacity: .8;
}

/* Mobile-friendly error message */
@media (max-width: 800px) {
    #hid-webapp {
        display: block !important;
        padding: 1rem !important;
        min-height: 100vh !important;
        overflow-y: auto !important;
        place-items: unset !important;
    }

    #hid-webapp h1 {
        font-size: 1.5rem !important;
        line-height: 1.3 !important;
        margin-bottom: 2rem !important;
        padding-top: 2rem !important;
    }

    #hid-webapp .main-content {
        max-width: 100% !important;
        width: 100% !important;
        margin: 0 !important;
        padding: 0 1rem !important;
    }

    #hid-webapp .container {
        padding: 2rem 1.5rem !important;
        margin: 2rem 0 !important;
    }

    #hid-webapp #hid-note {
        font-size: 1rem !important;
        line-height: 1.6 !important;
        text-align: center !important;
        padding: 1rem !important;
        max-width: 100% !important;
        display: block !important;
    }

    #hid-webapp button {
        width: 100% !important;
        padding: 1rem !important;
        font-size: 1.1rem !important;
    }

    #hid-webapp .top-bar {
        flex-direction: column !important;
        gap: 1rem !important;
        align-items: stretch !important;
    }

    #hid-webapp .device-info {
        align-items: center !important;
        text-align: center !important;
    }

    #hid-webapp .sidebar {
        display: none !important;
    }

    #hid-webapp .battery-indicator {
        position: static !important;
        margin: 1rem auto !important;
        justify-content: center !important;
    }

    #hid-webapp .theme-switch,
    #hid-webapp .advanced-mode-switch {
        position: static !important;
        margin: 1rem auto !important;
        justify-content: center !important;
    }

    /* Hide PCB layout and controls on mobile */
    #hid-webapp .pcb-layout,
    #hid-webapp .angle-tuning-container {
        display: none !important;
    }
}

/* Angle Tuning Styles */
#hid-webapp .angle-tuning-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6rem;
    max-width: 600px;
    margin: 6rem auto 0;
    padding-top: 2rem;
}


#hid-webapp .angle-pcb-container {
    position: relative;
    width: 400px;
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* X and Y axis lines behind the image */
#hid-webapp .angle-pcb-container::before,
#hid-webapp .angle-pcb-container::after {
    content: '';
    position: absolute;
    opacity: 0.4;
    z-index: 0;
}

/* Horizontal X-axis line */
#hid-webapp .angle-pcb-container::before {
    width: 150%;
    height: 0;
    top: 50%;
    left: -25%;
    border-top: 4px dotted #666;
}

/* Vertical Y-axis line */
#hid-webapp .angle-pcb-container::after {
    width: 0;
    height: 150%;
    left: 50%;
    top: -25%;
    border-left: 4px dotted #666;
}

#hid-webapp.dark-mode .angle-pcb-container::before,
#hid-webapp.dark-mode .angle-pcb-container::after {
    border-color: #9ca3af;
}

#hid-webapp .angle-pcb-image {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: transform 0.3s ease;
    position: relative;
    z-index: 1;
}

#hid-webapp .angle-slider-container {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
}

#hid-webapp .angle-label {
    font-weight: 600;
    font-size: 1.1rem;
    color: #444;
}

#hid-webapp.dark-mode .angle-label {
    color: #e5e7eb;
}

#hid-webapp .angle-controls {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    width: 100%;
}

#hid-webapp .angle-value {
    font-size: 0.9rem;
    font-weight: 600;
    color: #666;
    min-width: 40px;
    text-align: center;
}

#hid-webapp.dark-mode .angle-value {
    color: #9ca3af;
}

#hid-webapp .angle-slider {
    flex: 1;
    height: 6px;
    border-radius: 3px;
    background: #d1d5db;
    outline: none;
    -webkit-appearance: none;
    appearance: none;
    cursor: pointer;
}

#hid-webapp .angle-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--accent-color);
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0, 0, 0, .2);
    transition: transform .2s ease;
}

#hid-webapp .angle-slider::-webkit-slider-thumb:hover {
    transform: scale(1.1);
}

#hid-webapp .angle-slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--accent-color);
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 4px rgba(0, 0, 0, .2);
    transition: transform .2s ease;
}

#hid-webapp .angle-slider::-moz-range-thumb:hover {
    transform: scale(1.1);
}

#hid-webapp.dark-mode .angle-slider {
    background: #4a5568;
}

#hid-webapp .angle-display {
    text-align: center;
}

#hid-webapp .angle-current {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-color);
}

/* Footer Section */
#hid-webapp .footer-section {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 0.75rem 1rem 1.25rem;
    border-top: 1px solid #e5e7eb;
    text-align: center;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    background-color: transparent;
}

#hid-webapp .footer-section.hide {
    opacity: 0;
    visibility: hidden;
}

#hid-webapp .footer-section p {
    font-size: 0.85rem;
    color: #666;
    margin: 0;
    line-height: 1.5;
}

#hid-webapp .footer-section a {
    color: #1a73e8;
    text-decoration: none;
    transition: opacity 0.2s ease;
}

#hid-webapp .footer-section a:hover {
    opacity: 0.7;
    text-decoration: underline;
}

#hid-webapp.dark-mode .footer-section {
    border-top-color: #374151;
}

#hid-webapp.dark-mode .footer-section p {
    color: #9ca3af;
}

#hid-webapp.dark-mode .footer-section a {
    color: #1a73e8;
}

/* Firmware Update Progress Bar */
#hid-webapp .firmware-progress-container {
    position: relative;
    width: 100%;
    max-width: 400px;
    height: 24px;
    background-color: #e5e7eb;
    /* light background for progress bar */
    border-radius: 12px;
    overflow: hidden;
    margin: 0.5rem auto;
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.1);
    transition: background-color .3s ease;
}

#hid-webapp.dark-mode .firmware-progress-container {
    background-color: #2a2f3a;
}

#hid-webapp .firmware-progress-bar {
    height: 100%;
    width: 0%;
    background-color: var(--accent-color);
    border-radius: 12px 0 0 12px;
    transition: width 0.4s ease;
    position: relative;
}

#hid-webapp .firmware-progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: -40px;
    width: 40px;
    height: 100%;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0));
    animation: shimmer 1s linear infinite;
}

@keyframes shimmer {
    0% {
        left: -40px;
    }

    100% {
        left: 100%;
    }
}

/* Percentage Label */
#hid-webapp .firmware-progress-label {
    display: block;
    width: 100%;
    text-align: center;
    margin-top: 0.2rem;
    font-weight: 600;
    color: #444;
}

#hid-webapp.dark-mode .firmware-progress-label {
    color: #e5e7eb;
}

/* Firmware update section */
.firmware-update-section {
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
    opacity: 0;
    transition: opacity 0.25s ease;
}

/* Visible when firmware update exists */
.firmware-update-section.show {
    display: flex;
    opacity: 1;
}

/* Row for button + toggle */
.firmware-update-row {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Use local file */
.advanced-firmware-selector {
    margin-top: 0.4rem;
    font-size: 0.75rem;
    opacity: 0.6;
    cursor: pointer;
    user-select: none;
}

.advanced-firmware-selector:hover {
    opacity: 0.9;
}

.fw-file-label {
    color: var(--accent-color);
    cursor: pointer;
}

.advanced-firmware-selector.selected {
    opacity: 1;
    font-weight: 500;
}