:root {
    --desktop-bg: #008080;
    --window-bg: #c0c0c0;
    --window-text: #000000;
    --border-light: #ffffff;
    --border-dark: #000000;
    --border-mid-light: #dfdfdf;
    --border-mid-dark: #808080;
    --title-bg: #000080;
    --title-text: #ffffff;
    --input-bg: #ffffff;
    --status-bg: #b3b3b3;
    --board-bg: #0f6d3d;
    --card-bg: #ffffff;
    --card-text: #000000;
}

[data-theme="dark"] {
    --desktop-bg: #0a0a0a;
    --window-bg: #2b2b2b;
    --window-text: #e0e0e0;
    --border-light: #555555;
    --border-dark: #000000;
    --border-mid-light: #3a3a3a;
    --border-mid-dark: #1a1a1a;
    --title-bg: #000000;
    --title-text: #00ff00;
    --input-bg: #111111;
    --status-bg: #1b1b1b;
    --board-bg: #0b2f16;
    --card-bg: #171717;
    --card-text: #00ff66;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'VT323', monospace;
}

body {
    background-color: var(--desktop-bg);
    color: var(--window-text);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background-image: radial-gradient(circle, rgba(0, 0, 0, 0.12) 1px, transparent 1px);
    background-size: 4px 4px;
}

#desktop {
    flex: 1;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 28px 16px 40px;
}

.top-bar {
    position: fixed;
    top: 12px;
    right: 12px;
    z-index: 10;
}

.window {
    background-color: var(--window-bg);
    border: 2px solid;
    border-color: var(--border-light) var(--border-dark) var(--border-dark) var(--border-light);
    padding: 2px;
    box-shadow: inset 1px 1px var(--border-mid-light), inset -1px -1px var(--border-mid-dark);
}

.title-bar {
    background-color: var(--title-bg);
    color: var(--title-text);
    padding: 2px 4px;
    font-size: 1.25rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    letter-spacing: 0.8px;
}

.title-bar-controls {
    display: inline-flex;
    gap: 2px;
}

.title-bar-controls button {
    background: var(--window-bg);
    border: 1px solid;
    border-color: var(--border-light) var(--border-dark) var(--border-dark) var(--border-light);
    width: 16px;
    height: 16px;
    font-size: 0.8rem;
    line-height: 10px;
    text-align: center;
    color: var(--window-text);
    font-weight: bold;
    pointer-events: none;
}

.window-content {
    padding: 12px;
}

.room-form {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.field-group {
    display: flex;
    flex-direction: column;
}

.field-group label,
legend {
    font-size: 1.2rem;
    margin-bottom: 4px;
}

input[type="text"],
input[type="number"],
input[type="password"],
select {
    background: var(--input-bg);
    color: var(--window-text);
    border: 2px solid;
    border-color: var(--border-dark) var(--border-light) var(--border-light) var(--border-dark);
    padding: 5px 6px;
    font-size: 1.2rem;
    width: 100%;
    outline: none;
}

input:focus,
select:focus {
    box-shadow: inset 0 0 0 1px var(--title-bg);
}

input[type="number"] {
    appearance: textfield;
    -moz-appearance: textfield;
}

input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.number-input-wrap {
    display: flex;
    align-items: center;
    background: var(--input-bg);
    border: 2px solid;
    border-color: var(--border-dark) var(--border-light) var(--border-light) var(--border-dark);
    padding: 0 6px;
    min-height: 38px;
}

.number-input-wrap input[type="number"] {
    border: 0;
    box-shadow: none;
    background: transparent;
    padding: 5px 0;
}

.number-with-unit {
    gap: 8px;
}

.input-unit {
    font-size: 1rem;
    opacity: 0.8;
    min-width: 26px;
    text-align: right;
}

.btn {
    background: var(--window-bg);
    color: var(--window-text);
    border: 2px solid;
    border-color: var(--border-light) var(--border-dark) var(--border-dark) var(--border-light);
    box-shadow: inset 1px 1px var(--border-mid-light), inset -1px -1px var(--border-mid-dark);
    padding: 4px 12px;
    font-size: 1.2rem;
    cursor: pointer;
    margin-left: 6px;
}

.btn:active {
    border-color: var(--border-dark) var(--border-light) var(--border-light) var(--border-dark);
    box-shadow: inset 1px 1px var(--border-mid-dark), inset -1px -1px var(--border-mid-light);
    padding: 5px 11px 3px 13px;
}

.btn-primary {
    font-weight: bold;
}

.actions-row {
    text-align: right;
    margin-top: 4px;
}

.status-line {
    background: var(--status-bg);
    border: 2px solid;
    border-color: var(--border-dark) var(--border-light) var(--border-light) var(--border-dark);
    padding: 5px 8px;
    font-size: 1.1rem;
    min-height: 30px;
}

.hidden {
    display: none !important;
}

/* Config page */
.config-window {
    width: 100%;
    max-width: 980px;
}

.intro-copy {
    font-size: 1.3rem;
    margin-bottom: 12px;
}

.config-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 340px;
    gap: 12px;
    align-items: start;
}

.config-panel {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.field-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.options-box {
    padding: 8px;
}

.options-box legend {
    padding: 0 4px;
}

.option-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1.2rem;
    margin: 6px 0;
}

.option-item input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: #000080;
}

[data-theme="dark"] .option-item input[type="checkbox"] {
    accent-color: #00aa00;
}

.preview-window {
    width: 100%;
}

.preview-content {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.preview-meta {
    display: flex;
    justify-content: space-between;
    font-size: 1.1rem;
}

.preview-board {
    background: var(--board-bg);
    border: 2px solid;
    border-color: var(--border-dark) var(--border-light) var(--border-light) var(--border-dark);
    border-radius: 2px;
    min-height: 190px;
    padding: 10px;
}

.preview-cards {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-content: flex-start;
}

.preview-card {
    position: relative;
    width: 50px;
    height: 72px;
    background: var(--card-bg);
    border: 2px solid #000;
    border-radius: 5px;
    color: var(--card-text);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    box-shadow: 1px 1px 0 rgba(0, 0, 0, 0.5);
    user-select: none;
    transition: transform 180ms ease;
    cursor: grab;
}

.preview-card.dragging {
    opacity: 0.6;
}

.preview-card.wiggle {
    animation: wiggle 250ms linear infinite;
}

@keyframes wiggle {
    0% { transform: rotate(-2deg); }
    50% { transform: rotate(2deg); }
    100% { transform: rotate(-2deg); }
}

.preview-card-remove {
    position: absolute;
    top: -6px;
    right: -6px;
    width: 18px;
    height: 18px;
    border: 1px solid;
    border-color: var(--border-light) var(--border-dark) var(--border-dark) var(--border-light);
    background: #a40000;
    color: #fff;
    font-size: 0.8rem;
    line-height: 14px;
    opacity: 0;
    transform: scale(0.85);
    pointer-events: none;
    transition: opacity 130ms ease, transform 130ms ease;
    cursor: pointer;
}

.preview-card:hover .preview-card-remove,
.preview-card-remove:focus {
    opacity: 1;
    transform: scale(1);
    pointer-events: auto;
}

.preview-card.is-removing {
    animation: card-pop-out 190ms ease forwards;
}

@keyframes card-pop-out {
    from {
        opacity: 1;
        transform: scale(1) rotate(0deg);
    }
    to {
        opacity: 0;
        transform: scale(0.58) rotate(-10deg);
    }
}

.hint-text {
    font-size: 1rem;
}

.card-editor {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.card-editor label {
    font-size: 1.1rem;
}

.card-editor-row {
    display: grid;
    grid-template-columns: 1fr auto auto;
    gap: 6px;
}

.deck-tools-row {
    display: flex;
    gap: 6px;
}

.icon-btn {
    min-width: 36px;
    padding-left: 8px;
    padding-right: 8px;
}

.preset-picker {
    margin-top: 4px;
}

.preset-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
    max-height: 150px;
    overflow-y: auto;
    margin-bottom: 8px;
}

.preset-item {
    display: flex;
    justify-content: space-between;
    gap: 8px;
    padding: 6px;
    border: 1px dashed var(--border-mid-dark);
}

.preset-meta {
    font-size: 1rem;
    opacity: 0.8;
}

.preset-actions {
    display: flex;
    align-items: center;
    gap: 4px;
}

.preset-actions .btn {
    font-size: 1rem;
    padding: 2px 8px;
    margin-left: 0;
}

.import-btn {
    margin-left: 0;
}

.import-pane {
    margin-top: 8px;
}

.import-pane textarea {
    width: 100%;
    resize: vertical;
    background: var(--input-bg);
    color: var(--window-text);
    border: 2px solid;
    border-color: var(--border-dark) var(--border-light) var(--border-light) var(--border-dark);
    padding: 6px;
    font-size: 1rem;
}

/* Room page */
.room-desktop {
    align-items: stretch;
    justify-content: center;
    padding-top: 60px;
}

.room-grid {
    width: min(1180px, 100%);
    display: grid;
    gap: 12px;
    grid-template-columns: 2fr 1fr;
    align-items: stretch;
}

.room-main-window,
.side-panel-window {
    min-height: 640px;
}

.room-meta {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
    font-size: 1.15rem;
}

.voting-board {
    background: var(--board-bg);
    border: 2px solid;
    border-color: var(--border-dark) var(--border-light) var(--border-light) var(--border-dark);
    min-height: 230px;
    padding: 12px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-content: flex-start;
}

.vote-card {
    width: 72px;
    height: 100px;
    border-radius: 6px;
    border: 2px solid #000;
    background: var(--card-bg);
    color: var(--card-text);
    font-size: 2rem;
    box-shadow: 2px 2px 0 rgba(0, 0, 0, 0.45);
    cursor: pointer;
    transition: transform 120ms ease;
}

.vote-card:hover {
    transform: translateY(-3px);
}

.vote-card.is-selected {
    outline: 2px dotted currentColor;
    outline-offset: -6px;
}

.vote-card.impact {
    animation: vote-impact 170ms ease;
}

@keyframes vote-impact {
    0% { transform: scale(1); }
    40% { transform: scale(0.91); }
    100% { transform: scale(1); }
}

.vote-summary-window {
    margin-top: 12px;
}

.vote-summary-content {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.summary-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--input-bg);
}

.summary-table th,
.summary-table td {
    border: 1px solid var(--border-mid-dark);
    padding: 6px 8px;
    text-align: left;
}

.summary-metrics {
    display: flex;
    justify-content: space-between;
    font-size: 1.1rem;
}

.side-panel-content {
    display: flex;
    flex-direction: column;
    gap: 10px;
    height: calc(100% - 4px);
}

.participants-scroll {
    flex: 1;
    min-height: 250px;
    overflow-y: auto;
}

.participant-list {
    list-style: none;
    background: var(--input-bg);
    border: 2px solid;
    border-color: var(--border-dark) var(--border-light) var(--border-light) var(--border-dark);
    padding: 5px;
}

.participant-item {
    display: flex;
    justify-content: space-between;
    padding: 5px;
    border-bottom: 1px dashed var(--border-mid-dark);
    font-size: 1.15rem;
}

.participant-item:last-child {
    border-bottom: 0;
}

.side-controls {
    margin-top: auto;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.links-block {
    display: grid;
    gap: 4px;
}

.links-block input {
    font-size: 1rem;
}

.admin-controls {
    display: flex;
    justify-content: flex-end;
}

.join-window {
    position: fixed;
    z-index: 30;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: min(420px, 92vw);
}

#join-error {
    margin-top: 8px;
}

.skeleton-line,
.skeleton-board,
.skeleton-table,
.skeleton-list,
.skeleton-controls {
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.22), rgba(255, 255, 255, 0.08));
    background-size: 220% 100%;
    animation: skeleton-shimmer 1.2s ease infinite;
    border: 1px solid var(--border-mid-dark);
}

.skeleton-line {
    height: 18px;
    margin-bottom: 10px;
}

.skeleton-line.short {
    width: 40%;
    margin-top: 12px;
}

.skeleton-board {
    height: 250px;
}

.skeleton-table {
    height: 140px;
}

.skeleton-list {
    height: 350px;
    margin-bottom: 10px;
}

.skeleton-controls {
    height: 180px;
}

@keyframes skeleton-shimmer {
    from { background-position: 0 0; }
    to { background-position: -200% 0; }
}

@media (max-width: 960px) {
    .config-layout,
    .room-grid {
        grid-template-columns: 1fr;
    }

    .room-main-window,
    .side-panel-window {
        min-height: unset;
    }
}

@media (max-width: 720px) {
    #desktop {
        align-items: flex-start;
        padding-top: 56px;
    }

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

    .actions-row {
        display: flex;
        justify-content: flex-end;
        gap: 8px;
    }

    .summary-metrics {
        flex-direction: column;
        gap: 4px;
    }

    .btn {
        margin-left: 0;
    }
}