:root {
    color-scheme: dark;

    --bg: #101214;
    --fg: #d7dde3;
    --dim: #8b949e;
    --faint: #5b646e;
    --line: #23282d;

    --accent: #62aeea;
    --bad: #e06c6c;
    --good: #7bc496;

    --font: "JetBrains Mono", ui-monospace, "Cascadia Code", Consolas, monospace;
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

html, body { height: 100%; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--fg);
    font-family: var(--font);
    font-size: 13px;
    line-height: 1.6;
}

button, input, select, textarea {
    font: inherit;
    color: inherit;
}

code {
    font-family: inherit;
    color: var(--dim);
}

h1, h2, h3 {
    font-weight: 500;
    letter-spacing: 0;
}

.gate {
    min-height: 100%;
    display: grid;
    place-items: center;
    padding: 24px;
}

.gate-card {
    max-width: 440px;
}

.gate-title {
    margin: 0 0 20px;
    font-size: 15px;
    font-weight: 500;
    color: var(--fg);
}

.gate-logo {
    display: block;
    margin-bottom: 18px;
}

.gate-message {
    margin: 0 0 10px;
    color: var(--fg);
}

.gate-message.is-error { color: var(--bad); }

.gate-hint {
    margin: 0;
    color: var(--faint);
}

.app {
    min-height: 100%;
    display: flex;
    flex-direction: column;
}

.topbar {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 0 24px;
    border-bottom: 1px solid var(--line);
}

.brand {
    display: flex;
    align-items: baseline;
    gap: 8px;
    padding: 14px 0;
}

.brand-logo { align-self: center; }

.brand-name { font-weight: 500; }

.brand-sub {
    color: var(--faint);
    font-size: 12px;
}

.tabs { display: flex; }

.tab {
    background: none;
    border: 0;
    border-bottom: 2px solid transparent;
    padding: 14px 12px;
    margin-bottom: -1px;
    color: var(--dim);
    cursor: pointer;
}

.tab:hover { color: var(--fg); }

.tab[aria-selected="true"] {
    color: var(--fg);
    border-bottom-color: var(--accent);
}

.status {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 12px;
    color: var(--faint);
}

.status-dot::before {
    content: "";
    display: inline-block;
    width: 6px;
    height: 6px;
    margin-right: 7px;
    background: var(--bad);
    vertical-align: middle;
}

.status-dot.is-live::before { background: var(--good); }

.panes { flex: 1; }

.pane {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 56px;
    padding: 28px 24px 64px;
    align-items: start;
}

@media (max-width: 900px) {
    .pane { grid-template-columns: minmax(0, 1fr); gap: 40px; }
    .topbar { flex-wrap: wrap; gap: 12px; }
}

.column { min-width: 0; }

.column-head {
    padding-bottom: 8px;
    border-bottom: 1px solid var(--line);
}

.column-head h2 {
    margin: 0;
    font-size: 13px;
    color: var(--fg);
}

.column-sub {
    margin: 2px 0 0;
    color: var(--faint);
    font-size: 12px;
}

.stack { display: flex; flex-direction: column; }

.card {
    padding: 16px 0;
    border-bottom: 1px solid var(--line);
}

.card:last-child { border-bottom: 0; }

.card-head {
    display: flex;
    align-items: baseline;
    gap: 12px;
}

.card-title {
    margin: 0;
    font-size: 13px;
    font-weight: 500;
}

.card-sub {
    margin: 2px 0 0;
    color: var(--faint);
    font-size: 12px;
    word-break: break-all;
}

.card-actions {
    margin-left: auto;
    display: flex;
    gap: 14px;
    flex-shrink: 0;
}

.empty {
    padding: 20px 0;
    color: var(--faint);
}

.stage {
    border-left: 1px solid var(--line);
    padding: 0 0 0 14px;
    margin-top: 16px;
}

.stage-head {
    display: flex;
    align-items: baseline;
    gap: 10px;
    flex-wrap: wrap;
}

.stage-name { font-weight: 500; }

.stage-type {
    color: var(--faint);
    font-size: 12px;
}

.pill {
    margin-left: auto;
    font-size: 12px;
    color: var(--accent);
}

.pill.is-idle { color: var(--faint); }

.stage-players {
    margin-top: 4px;
    color: var(--dim);
    font-size: 12px;
}

.player-chip + .player-chip::before {
    content: ", ";
    color: var(--faint);
}

.stage-transitions {
    margin-top: 10px;
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}

.button {
    background: none;
    border: 0;
    padding: 0;
    color: var(--dim);
    cursor: pointer;
    border-bottom: 1px solid var(--line);
}

.button:hover:not(:disabled) {
    color: var(--fg);
    border-bottom-color: var(--dim);
}

.button:disabled {
    color: var(--faint);
    border-bottom-color: transparent;
    cursor: not-allowed;
}

.button-primary { color: var(--accent); }
.button-primary:hover:not(:disabled) { color: var(--accent); border-bottom-color: var(--accent); }

.button-danger { color: var(--bad); }
.button-danger:hover:not(:disabled) { color: var(--bad); border-bottom-color: var(--bad); }

.button-small { font-size: 12px; }

.actions .button {
    border: 1px solid var(--line);
    padding: 6px 14px;
}

.actions .button:hover:not(:disabled) { border-color: var(--dim); }
.actions .button-primary:hover:not(:disabled) { border-color: var(--accent); }

.field {
    display: block;
    margin-bottom: 14px;
}

.field:last-child { margin-bottom: 0; }

.field-label {
    display: block;
    font-size: 12px;
    color: var(--dim);
    margin-bottom: 4px;
}

.field-hint {
    display: block;
    font-size: 12px;
    color: var(--faint);
    margin-top: 4px;
}

.field input[type="text"],
.field input[type="number"],
.field select {
    width: 100%;
    background: none;
    border: 0;
    border-bottom: 1px solid var(--line);
    border-radius: 0;
    padding: 5px 0;
}

.field input:focus,
.field select:focus {
    outline: none;
    border-color: var(--accent);
}

.field input::placeholder { color: var(--faint); }

.field-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
    gap: 14px 20px;
}

.palette {
    margin-top: 16px;
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    align-items: baseline;
}

.palette-label {
    color: var(--faint);
    font-size: 12px;
}

.stage-index {
    color: var(--faint);
    font-size: 12px;
    flex-shrink: 0;
}

.stage-index::after { content: "."; }

.actions {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-top: 24px;
    flex-wrap: wrap;
}

.message { font-size: 12px; color: var(--faint); }
.message.is-error { color: var(--bad); }
.message.is-good { color: var(--good); }

.code {
    margin: 12px 0 0;
    padding: 0;
    color: var(--dim);
    font-size: 12px;
    line-height: 1.7;
    overflow-x: auto;
    white-space: pre;
    max-height: 72vh;
}

.modal {
    position: fixed;
    inset: 0;
    background: rgba(16, 18, 20, 0.86);
    display: grid;
    place-items: center;
    padding: 24px;
    z-index: 20;
}

.modal-card {
    width: min(440px, 100%);
    max-height: 80vh;
    overflow: auto;
    background: var(--bg);
    border: 1px solid var(--line);
    padding: 22px;
}

.modal-title {
    margin: 0;
    font-size: 13px;
}

.modal-body { margin-top: 14px; }

.checklist {
    display: flex;
    flex-direction: column;
    max-height: 44vh;
    overflow: auto;
    margin-top: 10px;
}

.checklist label {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 4px 0;
    cursor: pointer;
}

.checklist label:hover { color: var(--fg); }

.checklist .busy {
    margin-left: auto;
    font-size: 12px;
    color: var(--faint);
}

.toasts {
    position: fixed;
    right: 24px;
    bottom: 24px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    z-index: 30;
    max-width: min(380px, calc(100vw - 48px));
}

.toast {
    background: var(--bg);
    border: 1px solid var(--line);
    border-left: 2px solid var(--dim);
    padding: 9px 14px;
    font-size: 12px;
}

.toast.is-error { border-left-color: var(--bad); }
.toast.is-good { border-left-color: var(--good); }