.sfe-explorer { --sfe-accent: var(--accent, #38bdf8); }
.sfe-tabs {
    display: inline-flex;
    gap: 6px;
    padding: 6px;
    margin-bottom: 20px;
    border: 1px solid var(--border);
    border-radius: 14px;
    background: var(--bg-card);
}
.sfe-tabs button,
.sfe-controls button {
    min-height: 44px;
    border: 1px solid var(--border);
    border-radius: 10px;
    color: var(--text-primary);
    background: transparent;
    font: inherit;
    font-weight: 700;
    cursor: pointer;
}
.sfe-tabs button { padding: 9px 18px; }
.sfe-tabs button[aria-selected="true"],
.sfe-controls button {
    color: #03111d;
    border-color: var(--sfe-accent);
    background: var(--sfe-accent);
}
.sfe-panel[hidden] { display: none; }
.sfe-controls {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 16px;
    align-items: end;
    padding: 20px;
    margin-bottom: 22px;
}
.sfe-controls > div { min-width: 0; }
.sfe-controls label,
.sfe-label {
    display: block;
    margin-bottom: 7px;
    color: var(--text-secondary);
    font-size: .78rem;
    font-weight: 800;
    letter-spacing: .07em;
    text-transform: uppercase;
}
.sfe-controls select {
    width: 100%;
    min-height: 48px;
    padding: 10px 38px 10px 12px;
    border: 1px solid var(--border);
    border-radius: 10px;
    color: var(--text-primary);
    background: var(--bg-primary);
    font: inherit;
}
.sfe-controls button { padding: 10px 22px; }
.sfe-selected-heading {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: baseline;
    margin: 8px 0 18px;
}
.sfe-selected-heading h3 { margin: 0; font-size: clamp(1.55rem, 3vw, 2.2rem); }
.sfe-selected-heading span { color: var(--text-secondary); font-weight: 700; }
.sfe-core-grid,
.sfe-detail-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    margin-bottom: 14px;
}
.sfe-detail-card { min-width: 0; padding: 18px; }
.sfe-detail-card p {
    overflow-wrap: anywhere;
    margin: 0;
    color: var(--text-primary);
    line-height: 1.65;
}
.sfe-detail-grid .sfe-detail-card:last-child { grid-column: 1 / -1; }
.sfe-sources {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 18px;
    align-items: start;
    padding: 18px;
    margin: 14px 0 26px;
}
.sfe-sources a,
.sfe-compare-table a { display: inline-block; padding: 5px 0; overflow-wrap: anywhere; }
.sfe-compare-controls { grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr) auto; }
.sfe-versus {
    align-self: end;
    display: grid;
    place-items: center;
    min-height: 48px;
    color: var(--sfe-accent);
    font-weight: 900;
}
.sfe-compare-note { color: var(--text-secondary); }
.sfe-compare-wrap { padding: 8px 8px 0; }
.sfe-compare-table { min-width: 820px; table-layout: fixed; }
.sfe-compare-table th:first-child { width: 165px; }
.sfe-compare-table th,
.sfe-compare-table td { white-space: normal; vertical-align: top; overflow-wrap: anywhere; }
.sfe-method,
.sfe-noscript { padding: 16px 18px; margin: 22px 0 0; color: var(--text-secondary); line-height: 1.65; }
.sfe-noscript { border: 1px solid var(--border); border-radius: 12px; }

@media (max-width: 900px) {
    .sfe-compare-controls { grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); }
    .sfe-compare-controls button { grid-column: 1 / -1; }
}

@media (max-width: 600px) {
    .sfe-tabs { display: grid; grid-template-columns: 1fr 1fr; width: 100%; }
    .sfe-tabs button { padding-inline: 10px; }
    .sfe-controls,
    .sfe-compare-controls,
    .sfe-core-grid,
    .sfe-detail-grid,
    .sfe-sources { grid-template-columns: 1fr; }
    .sfe-controls button,
    .sfe-compare-controls button { width: 100%; grid-column: auto; }
    .sfe-versus { min-height: auto; padding: 0; }
    .sfe-selected-heading { align-items: flex-start; flex-direction: column; gap: 4px; }
    .sfe-detail-grid .sfe-detail-card:last-child { grid-column: auto; }
}