:root {
    --bg: #111015;
    --card: #1a1820;
    --border: #2d2938;
    --text: #eae8f0;
    --text-dim: #9e9aab;
    --accent: #ff8a3d;
    --accent-hover: #ff9e5c;
    --green: #27c93f;
    --font-sans: sans-serif;
    --font-mono: monospace;
}

* {
    box-sizing: border-box;
    margin: 0;
}

body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-sans);
    font-size: 0.9rem;
}

a {
    color: var(--accent);
    text-decoration: none;
}

a:hover {
    color: var(--accent-hover);
}

.topbar {
    border-bottom: 1px solid var(--border);
    padding: 0.9rem 1.2rem;
}

.topbar-inner {
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand-name {
    font-family: var(--font-mono);
    font-weight: 700;
}

.repo-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.8rem;
    color: var(--text-dim);
    border: 1px solid var(--border);
    padding: 0.3rem 0.6rem;
    border-radius: 1.2rem;
    transition: 0.15s;
}

.repo-link:hover {
    color: var(--text);
    border-color: var(--text-dim);
}

.layout {
    max-width: 62rem;
    margin: 0 auto;
    padding: 1.5rem 1.2rem 3rem;
}

.console {
    display: grid;
    grid-template-columns: 1fr 22rem;
    gap: 1.5rem;
}

@media (max-width: 50rem) {
    .console {
        grid-template-columns: 1fr;
    }
}

.controls,
.preview-pane,
.snippets {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.channel,
.preview-card,
.snippet-block {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 0.8rem;
    padding: 1.1rem;
}

.channel legend {
    font-weight: 600;
    padding: 0 0.3rem;
    margin-bottom: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.ch-index {
    background: var(--accent);
    color: var(--bg);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.1rem 0.4rem;
    border-radius: 0.3rem;
}

.field {
    display: block;
    margin-bottom: 0.8rem;
}

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

.field-label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-dim);
    margin-bottom: 0.4rem;
}

.field-row {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 0.8rem;
    align-items: end;
    margin-bottom: 0.8rem;
}

.field-row .field {
    margin-bottom: 0;
}

.field-toggle {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.8rem;
    color: var(--text-dim);
    padding-bottom: 0.5rem;
    cursor: pointer;
}

input[type="text"],
select {
    width: 100%;
    background: var(--bg);
    border: 1px solid var(--border);
    color: var(--text);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    padding: 0.5rem 0.8rem;
    border-radius: 0.5rem;
    outline: none;
}

select {
    font-family: var(--font-sans);
}

input:focus,
select:focus {
    border-color: var(--accent);
}

input:disabled {
    opacity: 0.4;
}

input[type="range"] {
    width: 100%;
    accent-color: var(--accent);
}

output {
    font-family: var(--font-mono);
    color: var(--accent);
}

.segmented {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
    margin-bottom: 0.9rem;
}

.seg-btn {
    background: var(--bg);
    color: var(--text-dim);
    border: 1px solid var(--border);
    padding: 0.5rem;
    border-radius: 0.5rem;
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    transition: 0.15s;
}

.seg-btn.is-active {
    background: rgba(255, 138, 61, 0.15);
    border-color: var(--accent);
    color: var(--accent);
}

.color-input {
    display: flex;
    gap: 0.5rem;
}

.color-input input[type="color"] {
    width: 2.2rem;
    height: 2.2rem;
    padding: 0;
    border: 1px solid var(--border);
    background: transparent;
    cursor: pointer;
}

.preview-pane {
    position: sticky;
    top: 1.2rem;
}

.preview-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    text-transform: uppercase;
    color: var(--text-dim);
    margin-bottom: 0.8rem;
}

.live-dot {
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
    background: var(--green);
}

.preview-frame {
    min-height: 6rem;
    border-radius: 0.5rem;
    background: var(--bg);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.8rem;
}

.preview-empty {
    color: var(--text-dim);
    font-size: 0.8rem;
    text-align: center;
}

#previewImg {
    max-width: 100%;
    height: auto;
    border-radius: 0.3rem;
}

.preview-open {
    display: block;
    text-align: center;
    font-size: 0.8rem;
    margin-top: 0.6rem;
}

.snippet-block {
    padding: 0;
    overflow: hidden;
}

.snippet-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0.8rem;
    font-size: 0.8rem;
    color: var(--text-dim);
    border-bottom: 1px solid var(--border);
}

.copy-btn {
    background: transparent;
    color: var(--accent);
    border: 1px solid var(--accent);
    padding: 0.1rem 0.5rem;
    border-radius: 0.3rem;
    font-size: 0.7rem;
    cursor: pointer;
    transition: background 0.15s;
}

.copy-btn:hover {
    background: rgba(255, 138, 61, 0.15);
}

.snippet-body {
    padding: 0.6rem 0.8rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-dim);
    white-space: pre-wrap;
    word-break: break-all;
}

.toast {
    position: fixed;
    bottom: 1.2rem;
    left: 50%;
    transform: translate(-50%, 0.6rem);
    background: var(--text);
    color: var(--bg);
    font-weight: 600;
    font-size: 0.8rem;
    padding: 0.5rem 1rem;
    border-radius: 1.2rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s, transform 0.2s;
}

.toast.is-visible {
    opacity: 1;
    transform: translate(-50%, 0);
}