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

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

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

.caesar-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;
}

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

.caesar-topbar {
    justify-content: space-between;
    margin-bottom: 14px;
}

.caesar-mode {
    display: flex;
    gap: 8px;
    padding: 4px;
    border: 1px solid var(--caesar-border);
    border-radius: 999px;
    background: var(--caesar-panel);
}

.caesar-mode button {
    border: 0;
    background: transparent;
    padding: 8px 12px;
    border-radius: 999px;
    font-weight: 600;
    color: var(--caesar-muted);
    cursor: pointer;
    transition: background 0.12s ease, color 0.12s ease;
    min-height: 40px;
    font-family: inherit;
}

.caesar-mode button[aria-pressed="true"] {
    background: var(--caesar-accent-soft);
    color: var(--caesar-text);
}

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

.caesar-button,
.caesar-step-button,
.caesar-mini-step-button {
    border: 1px solid var(--caesar-border);
    background: var(--caesar-panel);
    color: var(--caesar-text);
    font-family: inherit;
}

.caesar-button {
    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;
}

.caesar-button:active,
.caesar-step-button:active,
.caesar-mini-step-button:active {
    transform: translateY(1px);
}

.caesar-button-primary {
    border-color: rgba(11, 132, 255, 0.35);
    background: var(--caesar-accent-soft);
}

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

.caesar-button[disabled],
.caesar-mini-step-button:disabled {
    opacity: 0.55;
    cursor: not-allowed;
}

.caesar-controls,
.caesar-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    align-items: stretch;
}

.caesar-controls {
    margin-top: 10px;
}

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

.caesar-section-label,
.caesar-field-label {
    display: block;
    font-size: 13px;
    color: var(--caesar-muted);
    margin: 0;
}

.caesar-textarea-header {
    justify-content: space-between;
    width: 100%;
}

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

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

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

.caesar-number {
    text-align: center;
}

.caesar-mini-input {
    width: 56px;
    padding: 9px 8px;
    border-radius: 10px 0 0 10px;
    font-size: 13px;
    text-align: center;
    border-right: 0;
}

.caesar-number:disabled,
.caesar-mini-input:disabled {
    opacity: 0.6;
    background: #f3f5f7;
    cursor: not-allowed;
}

html[data-theme="dark"] .caesar-tool .caesar-number:disabled,
html[data-theme="dark"] .caesar-tool .caesar-mini-input:disabled,
html[data-theme="dark"] .caesar-tool .caesar-mini-step-button:disabled {
    background: #20242a;
}

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

.caesar-number::-webkit-outer-spin-button,
.caesar-number::-webkit-inner-spin-button,
.caesar-mini-input::-webkit-outer-spin-button,
.caesar-mini-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.caesar-number,
.caesar-mini-input {
    appearance: textfield;
    -moz-appearance: textfield;
}

.caesar-step-row {
    display: grid;
    grid-template-columns: 42px minmax(0, 1fr) 42px;
    gap: 8px;
    align-items: center;
}

.caesar-step-button {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    font-weight: 900;
    font-size: 18px;
    cursor: pointer;
    transition: transform 0.04s ease, border-color 0.12s ease, background 0.12s ease;
}

.caesar-mini,
.caesar-hint {
    margin: 0;
    font-size: 12px;
    color: var(--caesar-muted);
    line-height: 1.45;
}

.caesar-hint {
    font-size: 13px;
    margin-top: 10px;
    line-height: 1.5;
}

.caesar-mini strong,
.caesar-pill strong {
    color: var(--caesar-text);
}

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

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

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

.caesar-toggle-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px 12px;
    align-items: start;
}

.caesar-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    user-select: none;
    font-size: 13px;
    color: var(--caesar-text);
    min-height: 40px;
    min-width: 0;
}

.caesar-toggle.caesar-disabled {
    opacity: 0.55;
    cursor: not-allowed;
}

.caesar-toggle input {
    width: 16px;
    height: 16px;
    accent-color: var(--caesar-accent);
    flex: 0 0 auto;
}

.caesar-group-control {
    justify-content: space-between;
    min-height: 40px;
    min-width: 0;
    align-self: start;
}

.caesar-block-stepper {
    display: flex;
    align-items: stretch;
    flex: 0 0 auto;
    margin-left: auto;
}

.caesar-mini-stepper {
    display: flex;
    flex-direction: column;
    width: 28px;
}

.caesar-mini-step-button {
    width: 28px;
    height: 21px;
    padding: 0;
    cursor: pointer;
    line-height: 1;
    font-size: 11px;
    font-weight: 700;
    transition: background 0.12s ease, border-color 0.12s ease, transform 0.04s ease;
}

.caesar-mini-step-button:first-child {
    border-radius: 0 10px 0 0;
}

.caesar-mini-step-button:last-child {
    border-top: 0;
    border-radius: 0 0 10px 0;
}

.caesar-mini-step-button:disabled {
    background: #f3f5f7;
}

.caesar-grid {
    margin-top: 14px;
}

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

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

.caesar-textarea:focus,
.caesar-number:focus,
.caesar-mini-input:focus,
.caesar-button:focus-visible,
.caesar-mode button:focus-visible,
.caesar-step-button:focus-visible,
.caesar-mini-step-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;
}

html[data-theme="dark"] .caesar-tool .caesar-textarea:focus,
html[data-theme="dark"] .caesar-tool .caesar-number:focus,
html[data-theme="dark"] .caesar-tool .caesar-mini-input:focus,
html[data-theme="dark"] .caesar-tool .caesar-button:focus-visible,
html[data-theme="dark"] .caesar-tool .caesar-mode button:focus-visible,
html[data-theme="dark"] .caesar-tool .caesar-step-button:focus-visible,
html[data-theme="dark"] .caesar-tool .caesar-mini-step-button:focus-visible {
    border-color: rgba(110, 168, 255, 0.55);
    box-shadow: 0 0 0 3px rgba(110, 168, 255, 0.12);
}

.caesar-status {
    margin-top: 12px;
    font-size: 13px;
    justify-content: flex-start;
    padding-top: 10px;
    border-top: 1px solid rgba(216, 222, 228, 0.7);
}

html[data-theme="dark"] .caesar-tool .caesar-status {
    border-top-color: rgba(42, 48, 55, 0.9);
}

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

@media (max-width: 860px) {
    .caesar-controls,
    .caesar-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 680px) {
    .caesar-toggle-grid {
        grid-template-columns: 1fr;
    }

    .caesar-group-control {
        justify-content: flex-start;
        flex-wrap: wrap;
    }
}

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

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

    .caesar-mode,
    .caesar-actions {
        width: 100%;
    }

    .caesar-mode button {
        flex: 1 1 0;
    }

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

    .caesar-group-control {
        align-items: flex-start;
    }

    .caesar-textarea {
        min-height: 200px;
    }

    .caesar-step-row {
        grid-template-columns: 44px minmax(0, 1fr) 44px;
    }

    .caesar-step-button {
        width: 44px;
        height: 44px;
    }
}

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

    .caesar-textarea-header {
        gap: 8px;
    }

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

    .caesar-pill {
        width: 100%;
        justify-content: flex-start;
    }
}