/* Remove Duplicate Lines — professional dual-panel tool */
.tool-widget:has(.rdl-app) {
    padding: 0;
    overflow: hidden;
    background: transparent;
    border: none;
    box-shadow: none;
}

.rdl-app {
    --rdl-accent: #00aeef;
    --rdl-accent-2: #38bdf8;
    --rdl-card: rgba(15, 23, 42, 0.82);
    --rdl-border: rgba(148, 163, 184, 0.16);
}

.rdl-shell {
    border: 1px solid var(--rdl-border);
    border-radius: 20px;
    background:
        radial-gradient(ellipse 70% 45% at 0% 0%, rgba(0,174,239,.14), transparent 50%),
        radial-gradient(ellipse 50% 35% at 100% 0%, rgba(167,139,250,.08), transparent 45%),
        linear-gradient(180deg, #111827 0%, #0b1220 100%);
    padding: 1.15rem 1.2rem 1.35rem;
    box-shadow: 0 18px 50px rgba(0,0,0,.28);
}

.rdl-trust {
    display: flex;
    flex-wrap: wrap;
    gap: .4rem;
    margin-bottom: .95rem;
}
.rdl-trust-item {
    padding: .35rem .7rem;
    border-radius: 999px;
    border: 1px solid var(--rdl-border);
    background: rgba(2, 8, 20, .45);
    font-size: .72rem;
    font-weight: 700;
    color: #cbd5e1;
}

.rdl-hero {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}
.rdl-kicker {
    margin: 0 0 .25rem;
    font-size: .7rem;
    font-weight: 800;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--rdl-accent-2);
}
.rdl-hero-text {
    margin: 0;
    max-width: 40rem;
    color: var(--text-muted);
    font-size: .9rem;
    line-height: 1.5;
}

.rdl-workspace {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: .75rem;
    align-items: stretch;
    margin-bottom: 1rem;
}

.rdl-panel {
    background: var(--rdl-card);
    border: 1px solid var(--rdl-border);
    border-radius: 16px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    min-width: 0;
}
.rdl-panel-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: .75rem;
    padding: .8rem 1rem;
    border-bottom: 1px solid var(--rdl-border);
}
.rdl-panel-head h3 {
    margin: 0;
    font-size: .92rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: .5rem;
}
.rdl-panel-head small {
    font-weight: 700;
    font-size: .72rem;
    color: var(--rdl-accent-2);
}
.rdl-step {
    width: 22px;
    height: 22px;
    border-radius: 7px;
    display: inline-grid;
    place-items: center;
    font-size: .72rem;
    background: rgba(0,174,239,.15);
    color: var(--rdl-accent-2);
    border: 1px solid rgba(0,174,239,.25);
}
.rdl-link-btn {
    border: none;
    background: none;
    color: var(--rdl-accent-2);
    font-size: .78rem;
    font-weight: 700;
    cursor: pointer;
    padding: 0;
}
.rdl-link-btn:hover { text-decoration: underline; }

.rdl-editor {
    display: grid;
    grid-template-columns: 42px 1fr;
    flex: 1;
    min-height: 260px;
    background: rgba(2, 8, 20, .55);
}
.rdl-gutter {
    padding: .85rem .35rem;
    text-align: right;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: .72rem;
    line-height: 1.65;
    color: #64748b;
    border-right: 1px solid var(--rdl-border);
    user-select: none;
    overflow: hidden;
    white-space: pre;
}
.rdl-textarea {
    width: 100%;
    height: 100%;
    min-height: 260px;
    max-height: 420px;
    resize: vertical;
    border: none;
    background: transparent;
    color: #e2e8f0;
    padding: .85rem .9rem;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: .82rem;
    line-height: 1.65;
}
.rdl-textarea::placeholder {
    color: #64748b;
    opacity: 1;
    white-space: pre-line;
}
.rdl-textarea:focus { outline: none; }
.rdl-textarea[readonly] { color: #cbd5e1; }

.rdl-panel-foot {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: .75rem;
    flex-wrap: wrap;
    padding: .7rem 1rem;
    border-top: 1px solid var(--rdl-border);
    background: rgba(15,23,42,.45);
}
.rdl-stats {
    display: flex;
    flex-wrap: wrap;
    gap: .65rem .9rem;
    font-size: .75rem;
    color: var(--text-muted);
}
.rdl-stats strong { color: var(--rdl-accent-2); }
.rdl-upload {
    font-size: .78rem;
    font-weight: 700;
    color: var(--rdl-accent-2);
    cursor: pointer;
}
.rdl-upload:hover { text-decoration: underline; }

.rdl-mid {
    display: flex;
    align-items: center;
    justify-content: center;
}
.rdl-run-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    color: #fff;
    background: linear-gradient(135deg, #00aeef, #0284c7 55%, #7c3aed);
    box-shadow: 0 10px 28px rgba(0,174,239,.35);
    display: grid;
    place-items: center;
    transition: transform .15s, box-shadow .15s;
}
.rdl-run-btn:hover {
    transform: scale(1.06);
    box-shadow: 0 12px 32px rgba(0,174,239,.45);
}

.rdl-lower {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: .85rem;
    margin-bottom: 1rem;
}
.rdl-card {
    background: var(--rdl-card);
    border: 1px solid var(--rdl-border);
    border-radius: 14px;
    padding: 1rem 1.05rem;
}
.rdl-card h4 {
    margin: 0 0 .85rem;
    font-size: .92rem;
    font-weight: 800;
}

.rdl-toggle {
    display: grid;
    grid-template-columns: 46px 1fr;
    gap: .7rem;
    align-items: start;
    cursor: pointer;
    margin-bottom: .7rem;
}
.rdl-toggle:last-child { margin-bottom: 0; }
.rdl-toggle input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}
.rdl-toggle-ui {
    width: 46px;
    height: 26px;
    border-radius: 999px;
    background: rgba(148,163,184,.25);
    position: relative;
    transition: background .2s;
    margin-top: .1rem;
}
.rdl-toggle-ui::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #fff;
    transition: transform .2s;
}
.rdl-toggle input:checked + .rdl-toggle-ui {
    background: linear-gradient(90deg, #0284c7, #00aeef);
}
.rdl-toggle input:checked + .rdl-toggle-ui::after {
    transform: translateX(20px);
}
.rdl-toggle-text strong {
    display: block;
    font-size: .84rem;
    margin-bottom: .15rem;
}
.rdl-toggle-text small {
    display: block;
    color: var(--text-muted);
    font-size: .74rem;
    line-height: 1.4;
}

.rdl-steps {
    margin: 0;
    padding-left: 1.15rem;
    color: var(--text-muted);
    font-size: .86rem;
    line-height: 1.65;
}
.rdl-steps li { margin-bottom: .45rem; }
.rdl-steps strong { color: #e2e8f0; }

.rdl-why ul {
    margin: 0 0 .85rem;
    padding-left: 1.1rem;
    color: var(--text-muted);
    font-size: .84rem;
    line-height: 1.55;
}
.rdl-why li { margin-bottom: .3rem; }
.rdl-why-badges {
    display: flex;
    flex-wrap: wrap;
    gap: .4rem;
}
.rdl-why-badges span {
    padding: .28rem .55rem;
    border-radius: 999px;
    border: 1px solid rgba(0,174,239,.25);
    background: rgba(0,174,239,.1);
    font-size: .7rem;
    font-weight: 700;
    color: var(--rdl-accent-2);
}

.rdl-actions {
    display: flex;
    flex-wrap: wrap;
    gap: .6rem;
}
.rdl-actions .btn { min-height: 44px; }

@media (max-width: 980px) {
    .rdl-workspace {
        grid-template-columns: 1fr;
    }
    .rdl-mid {
        order: 2;
        padding: .15rem 0;
    }
    .rdl-run-btn { transform: rotate(90deg); }
    .rdl-run-btn:hover { transform: rotate(90deg) scale(1.06); }
    .rdl-lower { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
    .rdl-shell { padding: .9rem; border-radius: 16px; }
    .rdl-actions {
        display: grid;
        grid-template-columns: 1fr;
        gap: 0.5rem;
        width: 100%;
    }
    .rdl-actions .btn {
        flex: none;
        width: 100%;
        min-height: 48px;
        justify-content: center;
    }
    .rdl-editor { min-height: 200px; }
    .rdl-textarea { min-height: 200px; }
}