.settings-topbar {
    display: grid;
    grid-template-columns: minmax(280px, 1.1fr) minmax(520px, 1.7fr);
    gap: 16px;
    align-items: center;
    padding: 16px 18px;
}

.settings-brand {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.settings-brand-copy {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.settings-status-pill {
    display: inline-flex;
    align-items: center;
    padding: 5px 10px;
    border-radius: 999px;
    border: 1px solid rgba(255, 170, 0, 0.35);
    background: rgba(255, 170, 0, 0.08);
    color: var(--amber);
    font-size: 10px;
    letter-spacing: 1.6px;
    text-transform: uppercase;
}

.settings-subtitle {
    color: var(--text-secondary);
    font-size: 13px;
    line-height: 1.6;
    max-width: 520px;
}

.settings-page-nav {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 10px;
}

.settings-page-link {
    display: flex;
    flex-direction: column;
    gap: 4px;
    color: var(--amber);
    text-decoration: none;
    padding: 12px 14px;
    border: 1px solid rgba(255, 170, 0, 0.18);
    border-radius: 14px;
    background: rgba(255, 170, 0, 0.03);
    transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.settings-page-link:hover {
    transform: translateY(-1px);
    border-color: rgba(255, 170, 0, 0.48);
    background: rgba(255, 170, 0, 0.08);
}

.settings-page-link strong {
    font-family: var(--font-heading);
    font-size: 18px;
    letter-spacing: 1px;
    color: var(--text-bright);
}

.settings-page-link .nav-label {
    font-size: 10px;
    letter-spacing: 1.8px;
    text-transform: uppercase;
    color: var(--amber);
}

.settings-page-link .nav-meta {
    color: var(--text-secondary);
    font-size: 11px;
    line-height: 1.5;
}

.settings-page-link-primary {
    background:
        radial-gradient(circle at top right, rgba(255, 170, 0, 0.16), transparent 42%),
        rgba(255, 170, 0, 0.05);
    border-color: rgba(255, 170, 0, 0.36);
}

.settings-shell {
    display: grid;
    grid-template-columns: minmax(320px, 440px) minmax(420px, 1fr);
    min-height: calc(100vh - 104px);
}

.settings-sidebar,
.settings-main {
    padding: 28px;
}

.settings-sidebar {
    border-right: 1px solid var(--border);
    background:
        linear-gradient(180deg, rgba(18, 26, 35, 0.94), rgba(10, 15, 22, 0.98)),
        var(--bg-panel);
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.settings-main {
    display: flex;
    flex-direction: column;
    gap: 18px;
    overflow-y: auto;
}

.settings-intro,
.settings-card,
.settings-status-card {
    border: 1px solid var(--border);
    border-radius: 18px;
    background: linear-gradient(180deg, rgba(22, 31, 42, 0.94), rgba(13, 18, 26, 0.98));
    box-shadow: var(--shadow-soft);
}

.settings-intro {
    padding: 22px;
}

.settings-hero {
    background:
        radial-gradient(circle at top right, rgba(255, 170, 0, 0.14), transparent 38%),
        linear-gradient(180deg, rgba(51, 136, 255, 0.08), rgba(255, 255, 255, 0)),
        linear-gradient(180deg, rgba(22, 31, 42, 0.94), rgba(13, 18, 26, 0.98));
}

.settings-title {
    font-family: var(--font-heading);
    font-size: 34px;
    line-height: 1.08;
    letter-spacing: 1px;
    color: var(--text-bright);
    margin: 8px 0 12px;
    text-wrap: balance;
}

.settings-copy,
.settings-bullets,
.settings-card p,
.settings-status-line {
    color: var(--text-secondary);
    font-size: 13px;
    line-height: 1.7;
}

.settings-bullets {
    padding-left: 18px;
}

.settings-nav {
    display: grid;
    gap: 10px;
}

.settings-return-link {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 16px 18px;
    border-radius: 16px;
    text-decoration: none;
    background:
        radial-gradient(circle at right top, rgba(255, 170, 0, 0.18), transparent 42%),
        linear-gradient(180deg, rgba(30, 41, 54, 0.95), rgba(15, 22, 30, 0.98));
    border: 1px solid rgba(255, 170, 0, 0.38);
    box-shadow: var(--shadow-soft);
    transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.settings-return-link:hover {
    transform: translateY(-1px);
    border-color: rgba(255, 170, 0, 0.72);
    background:
        radial-gradient(circle at right top, rgba(255, 170, 0, 0.24), transparent 44%),
        linear-gradient(180deg, rgba(34, 47, 62, 0.98), rgba(16, 23, 32, 1));
}

.settings-return-link:focus-visible {
    outline: 2px solid rgba(255, 170, 0, 0.82);
    outline-offset: 3px;
}

.settings-return-kicker {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 1.8px;
    text-transform: uppercase;
    color: var(--amber);
}

.settings-return-title {
    font-family: var(--font-heading);
    font-size: 24px;
    line-height: 1;
    letter-spacing: 1px;
    color: var(--text-bright);
}

.settings-return-copy {
    color: rgba(220, 228, 236, 0.78);
    font-size: 12px;
    line-height: 1.6;
}

.settings-card {
    padding: 22px;
}

.settings-section-head {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 8px;
}

.settings-section-head p {
    max-width: 560px;
    margin: 0;
}

.settings-card h2 {
    font-family: var(--font-heading);
    font-size: 22px;
    letter-spacing: 1px;
    color: var(--text-bright);
    margin-bottom: 8px;
}

.settings-control-list {
    display: grid;
    gap: 14px;
    margin-top: 18px;
}

.settings-toggle {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 16px;
    align-items: center;
    padding: 16px 18px;
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    background: rgba(255, 255, 255, 0.02);
}

.settings-toggle-main {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.settings-toggle-label {
    font-family: var(--font-heading);
    font-size: 18px;
    letter-spacing: 0.8px;
    color: var(--text-bright);
}

.settings-toggle-copy {
    color: var(--text-secondary);
    font-size: 12px;
    line-height: 1.6;
}

.settings-switch {
    position: relative;
    display: inline-flex;
    width: 66px;
    height: 36px;
}

.settings-switch input {
    position: absolute;
    inset: 0;
    opacity: 0;
}

.settings-slider {
    position: absolute;
    inset: 0;
    border-radius: 999px;
    background: rgba(120, 136, 156, 0.24);
    border: 1px solid rgba(154, 169, 187, 0.28);
    transition: background 0.18s ease, border-color 0.18s ease;
}

.settings-slider::after {
    content: '';
    position: absolute;
    top: 4px;
    left: 4px;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: #eef4fb;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.28);
    transition: transform 0.18s ease;
}

.settings-switch input:checked + .settings-slider {
    background: rgba(255, 170, 0, 0.18);
    border-color: rgba(255, 170, 0, 0.46);
}

.settings-switch input:checked + .settings-slider::after {
    transform: translateX(30px);
    background: #fff4d6;
}

.settings-switch input:focus-visible + .settings-slider {
    outline: 2px solid rgba(255, 170, 0, 0.8);
    outline-offset: 3px;
}

.settings-status-card {
    padding: 18px 22px;
}

.settings-status-kicker {
    font-size: 10px;
    letter-spacing: 1.8px;
    text-transform: uppercase;
    color: var(--amber);
}

.settings-actions {
    display: flex;
    gap: 12px;
    margin-top: 16px;
}

.settings-btn {
    min-width: 180px;
}

@media (max-width: 1100px) {
    .settings-topbar {
        grid-template-columns: 1fr;
    }

    .settings-page-nav {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .settings-shell {
        grid-template-columns: 1fr;
    }

    .settings-sidebar {
        border-right: none;
        border-bottom: 1px solid var(--border);
    }
}

@media (max-width: 720px) {
    .settings-topbar {
        padding: 14px;
    }

    .settings-page-nav {
        grid-template-columns: 1fr;
    }

    .settings-sidebar,
    .settings-main {
        padding: 18px;
    }

    .settings-section-head {
        flex-direction: column;
        align-items: flex-start;
    }

    .settings-toggle {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .settings-title {
        font-size: 26px;
    }

    .settings-actions {
        flex-direction: column;
    }

    .settings-btn {
        min-width: unset;
        width: 100%;
        min-height: 44px;
    }

    .settings-return-link {
        min-height: 52px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
}

/* ===== THEME PICKER ===== */
.theme-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 12px;
    margin-top: 18px;
}

.theme-card {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 14px 14px 12px;
    border: 1px solid rgba(255, 255, 255, 0.07);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.025);
    cursor: pointer;
    text-align: left;
    transition: border-color 0.18s ease, background 0.18s ease, transform 0.15s ease;
    font-family: var(--font-mono);
}

.theme-card:hover {
    border-color: var(--amber);
    background: rgba(255, 255, 255, 0.04);
    transform: translateY(-2px);
}

.theme-card.active {
    border-color: var(--amber);
    background: rgba(255, 255, 255, 0.045);
    box-shadow: 0 0 0 1px var(--amber), inset 0 0 18px rgba(255, 255, 255, 0.02);
}

.theme-swatches {
    display: flex;
    gap: 4px;
    height: 24px;
    border-radius: 6px;
    overflow: hidden;
}

.theme-swatch {
    flex: 1;
}

.theme-name {
    font-family: var(--font-heading);
    font-size: 18px;
    letter-spacing: 1.5px;
    color: var(--text-bright);
    line-height: 1;
}

.theme-desc {
    font-size: 10px;
    color: var(--text-secondary);
    letter-spacing: 0.5px;
    line-height: 1.5;
}

.theme-check {
    position: absolute;
    top: 10px;
    right: 12px;
    font-size: 14px;
    color: var(--amber);
    opacity: 0;
    transition: opacity 0.15s ease;
}

.theme-card.active .theme-check {
    opacity: 1;
}