/* ═══════════════════════════════════════
   SETTINGS — Layout (grid: 200px 1fr)
═══════════════════════════════════════ */
.settings-layout {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 24px;
    align-items: flex-start;
}

/* Legacy flex layout alias */
.settings-container {
    display: flex;
    gap: 30px;
    align-items: flex-start;
}

/* ─── Settings nav ─── */
.settings-nav {
    display: flex;
    flex-direction: column;
    gap: 5px;
    flex-shrink: 0;
    width: 220px;
}

/* Generic nav item (used in settings-layout grid variant) */
.settings-nav-item {
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 10px 14px;
    border-radius: var(--r-sm);
    font-size: 13.5px;
    font-weight: 500;
    color: var(--txt2);
    cursor: pointer;
    transition: var(--t);
    text-decoration: none;
}
.settings-nav-item:hover {
    background: var(--border-faint);
    color: var(--txt1);
}
.settings-nav-item.active {
    background: var(--primary-light);
    color: var(--primary);
    font-weight: 600;
}

/* Legacy tab alias */
.settings-tab {
    padding: 10px 14px;
    border-radius: var(--r-sm);
    font-size: 13.5px;
    font-weight: 500;
    color: var(--txt2);
    cursor: pointer;
    transition: var(--t);
}
.settings-tab:hover {
    background: var(--border-faint);
    color: var(--txt1);
}
.settings-tab.active {
    background: var(--primary-light);
    color: var(--primary);
    font-weight: 600;
}

/* ─── Settings panel ─── */
.settings-panel,
.settings-content {
    flex: 1;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--r);
    padding: 26px;
    min-height: 400px;
}

.settings-section {
    display: none;
    animation: fadeUp .3s ease both;
}
.settings-section.active { display: block; }

.settings-section-title {
    font-size: 16px;
    font-weight: 700;
    letter-spacing: -.3px;
    margin-bottom: 20px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--border);
}

/* ═══════════════════════════════════════
   FORM ELEMENTS
═══════════════════════════════════════ */
.form-group { margin-bottom: 20px; }

.form-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--txt1);
    margin-bottom: 8px;
}

.form-input {
    width: 100%;
    max-width: 400px;
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: var(--r-sm);
    font-family: inherit;
    font-size: 13.5px;
    color: var(--txt1);
    background: var(--card);
    transition: var(--t);
}
.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    max-width: 400px;
}

/* ─── Toggle row ─── */
.toggle-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
    border-bottom: 1px solid var(--border-faint);
    max-width: 400px;
}

.toggle-label {
    font-size: 13.5px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* ─── Toggle switch ─── */
.toggle,
.switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
    flex-shrink: 0;
}

.toggle input,
.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider,
.slider {
    position: absolute;
    cursor: pointer;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: var(--border);
    transition: background-color .4s, transform .4s;
    border-radius: 24px;
}

.toggle-slider::before,
.slider::before {
    content: '';
    position: absolute;
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: #fff;
    transition: transform .4s;
    border-radius: 50%;
}

.toggle input:checked + .toggle-slider,
input:checked + .slider {
    background-color: var(--green);
}

.toggle input:checked + .toggle-slider::before,
input:checked + .slider::before {
    transform: translateX(20px);
}

/* ═══════════════════════════════════════
   INTEGRATIONS
═══════════════════════════════════════ */
.integration-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid var(--border-faint);
}
.integration-item:last-child { border-bottom: none; }

.integration-status {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 20px;
}
.integration-status.connected {
    background: var(--green-bg);
    color: var(--green);
}
.integration-status.disconnected {
    background: var(--border-faint);
    color: var(--txt3);
}

/* ─── Save row ─── */
.btn-save-row,
.settings-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

/* ═══════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════ */
@media (max-width: 860px) {
    .settings-layout {
        grid-template-columns: 1fr;
    }
}
@media (max-width: 768px) {
    .settings-container {
        flex-direction: column;
    }
    .settings-nav {
        flex-direction: row;
        width: 100%;
        overflow-x: auto;
    }
    .settings-tab,
    .settings-nav-item {
        white-space: nowrap;
    }
}
@media (max-width: 640px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}