.bzt {
    --bzt-accent: #3158dc;
    --bzt-accent-hover: #2443b4;
    --bzt-text: #172339;
    --bzt-muted: #57657a;
    --bzt-line: #dce3ee;
    --bzt-soft: #f4f7fc;

    box-sizing: border-box;
    width: 100%;
    max-width: 960px;
    margin: 30px auto;
    padding: clamp(20px, 4vw, 38px);
    color: var(--bzt-text);
    background: #fff;
    border: 1px solid var(--bzt-line);
    border-radius: 22px;
    box-shadow: 0 14px 50px rgb(25 45 85 / 7%);
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 16px;
    line-height: 1.6;
    text-align: left;
}

.bzt *,
.bzt *::before,
.bzt *::after {
    box-sizing: border-box;
}

.bzt [hidden] {
    display: none !important;
}

.bzt .bzt-header {
    margin-bottom: 25px;
}

.bzt .bzt-badge {
    display: inline-block;
    padding: 5px 11px;
    border-radius: 999px;
    color: #2443b4;
    background: #edf2ff;
    font-size: 12px;
    font-weight: 700;
}

.bzt .bzt-header h2 {
    margin: 12px 0 6px;
    color: var(--bzt-text);
    font-size: clamp(27px, 4vw, 38px);
    line-height: 1.2;
}

.bzt .bzt-header p {
    margin: 0;
    color: var(--bzt-muted);
}

.bzt .bzt-drop {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 30px 20px;
    border: 2px dashed #bdcbea;
    border-radius: 16px;
    background: var(--bzt-soft);
    text-align: center;
}

.bzt .bzt-drop.is-dragging {
    border-color: var(--bzt-accent);
    background: #eaf0ff;
}

.bzt .bzt-symbol {
    display: grid;
    place-items: center;
    width: 54px;
    height: 54px;
    margin-bottom: 4px;
    border: 1px solid var(--bzt-line);
    border-radius: 15px;
    background: white;
    color: var(--bzt-accent);
    font-size: 25px;
    font-weight: 750;
}

.bzt .bzt-drop strong {
    font-size: 19px;
}

.bzt .bzt-drop small {
    max-width: 540px;
    margin-top: 7px;
    color: var(--bzt-muted);
    font-size: 12px;
}

.bzt .bzt-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 45px;
    padding: 10px 17px;
    border: 1px solid var(--bzt-line);
    border-radius: 10px;
    background: white;
    color: var(--bzt-text);
    font: inherit;
    font-size: 14px;
    font-weight: 650;
    line-height: 1.4;
    text-decoration: none;
    text-transform: none;
    letter-spacing: normal;
    cursor: pointer;
    box-shadow: none;
}

.bzt .bzt-button:hover:not(:disabled) {
    background: #edf2f9;
}

.bzt .bzt-primary {
    color: #fff;
    background: var(--bzt-accent);
    border-color: var(--bzt-accent);
}

.bzt .bzt-primary:hover:not(:disabled) {
    color: #fff;
    background: var(--bzt-accent-hover);
}

.bzt .bzt-button:disabled {
    opacity: .48;
    cursor: not-allowed;
}

.bzt :is(button, select, textarea, [tabindex]):focus-visible {
    outline: 3px solid #7a9bfa;
    outline-offset: 3px;
}

.bzt .bzt-preview {
    margin-top: 20px;
    padding: 15px;
    background: var(--bzt-soft);
    border: 1px solid var(--bzt-line);
    border-radius: 14px;
    text-align: center;
}

.bzt canvas {
    display: block;
    max-width: 100%;
    max-height: 300px;
    width: auto;
    height: auto;
    margin: auto;
    border-radius: 6px;
}

.bzt .bzt-meta {
    margin: 10px 0 0;
    color: var(--bzt-muted);
    font-size: 12px;
    overflow-wrap: anywhere;
}

.bzt .bzt-controls,
.bzt .bzt-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: 12px;
    margin-top: 22px;
}

.bzt .bzt-language {
    display: flex;
    flex: 1 1 220px;
    flex-direction: column;
    gap: 6px;
    margin: 0;
    font-size: 13px;
    font-weight: 650;
}

.bzt select {
    width: 100%;
    min-height: 45px;
    padding: 9px 12px;
    border: 1px solid var(--bzt-line);
    border-radius: 10px;
    color: var(--bzt-text);
    background-color: #fff;
    font: inherit;
    font-size: 15px;
}

.bzt .bzt-progress {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 20px;
    color: var(--bzt-muted);
    font-size: 13px;
}

.bzt progress {
    flex: 1;
    min-width: 0;
    height: 12px;
    accent-color: var(--bzt-accent);
}

.bzt .bzt-status {
    min-height: 24px;
    margin: 15px 0;
    color: var(--bzt-muted);
    font-size: 14px;
}

.bzt .bzt-status.is-error {
    color: #b42318;
    font-weight: 600;
}

.bzt .bzt-result > label {
    display: block;
    margin-bottom: 9px;
    font-size: 17px;
    font-weight: 700;
}

.bzt textarea {
    display: block;
    width: 100%;
    min-height: 360px;
    padding: 19px;
    border: 1px solid #c9d3e3;
    border-radius: 13px;
    color: var(--bzt-text);
    background: #fff;
    font-family: inherit;
    font-size: 16px;
    line-height: 1.75;
    resize: vertical;
    box-shadow: inset 0 1px 3px rgb(25 45 85 / 3%);
}

.bzt textarea::placeholder {
    color: #69778d;
    opacity: 1;
}

.bzt .bzt-result-footer {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    margin-top: 7px;
    color: var(--bzt-muted);
    font-size: 12px;
}

.bzt .bzt-reset {
    margin-left: auto;
}

.bzt .bzt-privacy {
    margin: 23px 0 0;
    padding-top: 17px;
    border-top: 1px solid var(--bzt-line);
    color: var(--bzt-muted);
    font-size: 12px;
}

@media (max-width: 560px) {
    .bzt {
        padding: 20px 15px;
        border-radius: 16px;
    }

    .bzt .bzt-controls > *,
    .bzt .bzt-actions > * {
        width: 100%;
    }

    .bzt .bzt-reset {
        margin-left: 0;
    }

    .bzt textarea {
        min-height: 330px;
        padding: 14px;
    }

    .bzt .bzt-result-footer {
        flex-wrap: wrap;
    }
}