.playfair-tool {
    --playfair-panel: #ffffff;
    --playfair-panel-soft: #fcfcfd;
    --playfair-text: #101418;
    --playfair-muted: #5a6872;
    --playfair-border: #d8dee4;
    --playfair-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
    --playfair-accent: #0b84ff;
    --playfair-accent-soft: rgba(11, 132, 255, 0.1);
    --playfair-label-bg: #dbe7f5;
    --playfair-label-border: #b8c6da;
    --playfair-danger: #d64545;
    --playfair-danger-soft: rgba(214, 69, 69, 0.1);
    --playfair-invalid-soft: rgba(214, 69, 69, 0.08);
    color: var(--playfair-text);
    font-family: "Inter", var(--font-sans);
    padding-top: 0;
}

html[data-theme="dark"] .playfair-tool {
    --playfair-panel: #181b1f;
    --playfair-panel-soft: #20242a;
    --playfair-text: #f1f3f5;
    --playfair-muted: #9aa2ab;
    --playfair-border: #2a3037;
    --playfair-accent: #6ea8ff;
    --playfair-accent-soft: rgba(110, 168, 255, 0.12);
    --playfair-label-bg: rgba(110, 168, 255, 0.14);
    --playfair-label-border: rgba(110, 168, 255, 0.24);
    --playfair-danger: #ff8f8f;
    --playfair-danger-soft: rgba(95, 28, 28, 0.42);
    --playfair-invalid-soft: rgba(95, 28, 28, 0.32);
}

.playfair-tool * {
    box-sizing: border-box;
}

.playfair-tool .sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.playfair-topbar,
.playfair-status,
.playfair-pill-row,
.playfair-textarea-header {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}

.playfair-topbar {
    justify-content: space-between;
}

.playfair-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    align-items: center;
}

.playfair-button {
    border: 1px solid var(--playfair-border);
    background: var(--playfair-panel);
    color: var(--playfair-text);
    font-family: inherit;
    padding: 9px 12px;
    border-radius: 10px;
    cursor: pointer;
    font-weight: 600;
    transition: transform 0.04s ease, border-color 0.12s ease, opacity 0.12s ease, background 0.12s ease;
    min-height: 40px;
}

.playfair-button:active {
    transform: translateY(1px);
}

.playfair-button-danger {
    border-color: rgba(214, 69, 69, 0.35);
    background: var(--playfair-danger-soft);
}

.playfair-button[disabled] {
    opacity: 0.55;
    cursor: not-allowed;
}

.playfair-field {
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-width: 0;
}

.playfair-textarea-header {
    justify-content: space-between;
}

.playfair-copy-inline {
    min-height: 32px;
    padding: 0 12px;
    border-radius: 999px;
    font-size: 12px;
    line-height: 1;
    flex: 0 0 auto;
}

.playfair-panel {
    padding: 14px;
    border: 1px solid var(--playfair-border);
    border-radius: 12px;
    background: var(--playfair-panel);
    display: flex;
    flex-direction: column;
    gap: 12px;
    height: 100%;
    min-width: 0;
}

.playfair-text,
.playfair-small-input,
.playfair-textarea {
    width: 100%;
    min-width: 0;
    padding: 10px 12px;
    border: 1px solid var(--playfair-border);
    border-radius: 12px;
    font-family: var(--playfair-mono);
    font-size: 14px;
    background: var(--playfair-panel);
    color: var(--playfair-text);
    outline: none;
    transition: border-color 0.12s ease, box-shadow 0.12s ease, background 0.12s ease;
}

.playfair-small-input {
    max-width: 96px;
}

.playfair-text.is-invalid {
    border-color: var(--playfair-danger);
    background: var(--playfair-invalid-soft);
}

.playfair-mini.playfair-error {
    color: var(--playfair-danger);
    font-weight: 600;
}

.playfair-textarea {
    min-height: 240px;
    resize: vertical;
    line-height: 1.45;
}

.playfair-textarea[readonly] {
    background: var(--playfair-panel-soft);
}

.playfair-square {
    display: grid;
    grid-template-columns: 40px repeat(5, minmax(44px, 1fr));
    gap: 6px;
    min-width: 310px;
    overflow-x: auto;
}

.playfair-square-cell,
.playfair-square-label {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    border: 1px solid var(--playfair-border);
    border-radius: 12px;
    color: var(--playfair-text);
    font-family: "Inter", var(--font-sans);
    font-size: 0.96rem;
    font-weight: 800;
    letter-spacing: -0.01em;
    line-height: 1.15;
    text-align: center;
}

.playfair-square-label {
    background: var(--playfair-label-bg);
    border-color: var(--playfair-label-border);
    font-size: 0.84rem;
}

.playfair-square-cell {
    gap: 2px;
    background: var(--playfair-panel);
}

.playfair-square-cell span {
    display: inline-block;
}

.playfair-square-cell sub {
    position: relative;
    bottom: -0.18em;
    font-family: var(--playfair-mono);
    font-size: 0.68em;
    font-weight: 800;
    line-height: 1;
    color: var(--playfair-muted);
}

.playfair-text:focus,
.playfair-small-input:focus,
.playfair-textarea:focus,
.playfair-button:focus-visible {
    border-color: rgba(11, 132, 255, 0.55);
    box-shadow: 0 0 0 3px rgba(11, 132, 255, 0.1);
    outline: none;
}

.playfair-pill-row,
.playfair-status {
    gap: 8px;
}

.playfair-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 10px;
    border: 1px solid var(--playfair-border);
    border-radius: 999px;
    background: var(--playfair-panel);
    font-size: 12px;
    color: var(--playfair-muted);
    line-height: 1.2;
}

.playfair-pill strong,
.playfair-note strong {
    color: var(--playfair-text);
}

.playfair-status {
    justify-content: flex-start;
}

.playfair-note code,
.playfair-pill code {
    font-family: var(--playfair-mono);
    font-size: 12px;
    padding: 2px 6px;
    border: 1px solid var(--playfair-border);
    border-radius: 8px;
    background: var(--playfair-panel);
    color: var(--playfair-text);
}

@media (max-width: 560px) {
    .playfair-tool {
        padding-top: 0;
    }

    .playfair-topbar {
        align-items: stretch;
    }

    .playfair-actions {
        width: 100%;
    }

    .playfair-actions .playfair-button {
        flex: 1 1 calc(50% - 8px);
    }

    .playfair-textarea {
        min-height: 220px;
    }
}

@media (max-width: 420px) {
    .playfair-actions .playfair-button {
        flex: 1 1 100%;
    }

    .playfair-copy-inline {
        padding: 0 10px;
    }

    .playfair-square {
        gap: 6px;
    }
}