/* ============================================================
   settings.css — WanderingWU Settings Page
   Consistent with Glass System / conversations.css patterns
   ============================================================ */

/* ── Shell layout ─────────────────────────────────────────── */
.settings-shell {
    display: flex;
    min-height: calc(100vh - var(--header-height, 60px));
    gap: 0;
    max-width: 1100px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

/* ── Left nav ─────────────────────────────────────────────── */
.settings-nav {
    width: 200px;
    flex-shrink: 0;
    padding-right: 2rem;
    padding-top: .25rem;
}

.settings-nav-header {
    font-size: .65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: var(--text-muted, #94a3b8);
    padding: 0 .75rem .75rem;
    margin-bottom: .25rem;
}

.settings-nav-item {
    display: flex;
    align-items: center;
    gap: .65rem;
    padding: .55rem .75rem;
    border-radius: 8px;
    font-size: .88rem;
    font-weight: 500;
    color: var(--text-secondary, #64748b);
    text-decoration: none;
    transition: background .15s, color .15s;
    margin-bottom: .15rem;
}

    .settings-nav-item i {
        font-size: .8rem;
        width: 16px;
        text-align: center;
        opacity: .8;
    }

    .settings-nav-item:hover {
        background: var(--glass-hover, rgba(99, 102, 241, .07));
        color: var(--text-primary, #1e293b);
    }

    .settings-nav-item.active {
        background: var(--glass-active, rgba(37, 99, 235, .1));
        color: var(--accent, #2563eb);
        font-weight: 600;
    }

        .settings-nav-item.active i {
            opacity: 1;
        }

/* ── Main content area ────────────────────────────────────── */
.settings-content {
    flex: 1;
    min-width: 0;
}

/* ── Section ──────────────────────────────────────────────── */
.settings-section {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.settings-section-header {
    margin-bottom: .25rem;
}

.settings-section-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary, #1e293b);
    margin: 0 0 .35rem;
}

.settings-section-desc {
    font-size: .88rem;
    color: var(--text-muted, #94a3b8);
    margin: 0;
}

/* ── Card ─────────────────────────────────────────────────── */
.settings-card {
    background: var(--glass-bg, rgba(255, 255, 255, .85));
    border: 1px solid var(--glass-border, rgba(148, 163, 184, .2));
    border-radius: 12px;
    padding: 1.25rem 1.5rem;
    backdrop-filter: blur(8px);
}

.settings-card--muted {
    background: var(--glass-muted, rgba(248, 250, 252, .9));
}

.settings-card-title {
    font-size: .82rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .07em;
    color: var(--text-muted, #94a3b8);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: .5rem;
}

/* ── Avatar card ──────────────────────────────────────────── */
.settings-avatar-card {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.settings-avatar-wrap {
    flex-shrink: 0;
}

.settings-avatar-img {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--glass-border, rgba(148,163,184,.25));
}

.settings-avatar-initials {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
    color: #fff;
    font-size: 1.35rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    letter-spacing: .03em;
}

.settings-avatar-meta {
    flex: 1;
    min-width: 0;
}

.settings-avatar-name {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-primary, #1e293b);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.settings-avatar-role {
    font-size: .82rem;
    color: var(--text-muted, #94a3b8);
    margin-top: .15rem;
}

.settings-avatar-org {
    font-size: .8rem;
    color: var(--text-secondary, #64748b);
    margin-top: .1rem;
}

.settings-avatar-scope-badge {
    margin-left: auto;
    font-size: .72rem;
    font-weight: 600;
    background: rgba(37, 99, 235, .08);
    color: #2563eb;
    border: 1px solid rgba(37, 99, 235, .18);
    border-radius: 6px;
    padding: .3rem .65rem;
    white-space: nowrap;
}

/* ── Form fields ──────────────────────────────────────────── */
.settings-field-row {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

    .settings-field-row:last-child {
        margin-bottom: 0;
    }

.settings-field {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: .35rem;
}

.settings-field--sm {
    flex: 0 0 120px;
}

.settings-label {
    font-size: .8rem;
    font-weight: 600;
    color: var(--text-secondary, #64748b);
}

.settings-input {
    padding: .55rem .8rem;
    border: 1px solid var(--glass-border, rgba(148, 163, 184, .3));
    border-radius: 8px;
    font-size: .88rem;
    color: var(--text-primary, #1e293b);
    background: var(--input-bg, rgba(255,255,255,.9));
    transition: border-color .15s, box-shadow .15s;
    outline: none;
    width: 100%;
    box-sizing: border-box;
}

    .settings-input:focus {
        border-color: #2563eb;
        box-shadow: 0 0 0 3px rgba(37, 99, 235, .12);
    }

.settings-field-error {
    font-size: .76rem;
    color: #dc2626;
}

/* ── Read-only block ──────────────────────────────────────── */
.settings-badge-readonly {
    font-size: .7rem;
    font-weight: 600;
    background: rgba(148, 163, 184, .12);
    color: var(--text-muted, #94a3b8);
    border-radius: 4px;
    padding: .15rem .4rem;
    margin-left: .5rem;
    text-transform: none;
    letter-spacing: 0;
}

.settings-readonly-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: .75rem;
}

.settings-readonly-item {
    display: flex;
    flex-direction: column;
    gap: .2rem;
}

.settings-readonly-label {
    font-size: .72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--text-muted, #94a3b8);
}

.settings-readonly-val {
    font-size: .88rem;
    color: var(--text-primary, #1e293b);
    font-weight: 500;
}

/* ── Toggle rows ──────────────────────────────────────────── */
.settings-toggle-row {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1.5rem;
    padding: .75rem 0;
    border-bottom: 1px solid var(--glass-border, rgba(148,163,184,.12));
}

    .settings-toggle-row:last-of-type,
    .settings-toggle-row--sub:last-of-type {
        border-bottom: none;
    }

.settings-toggle-row--sub {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1.5rem;
    padding: .65rem 0 .65rem 1.25rem;
    border-bottom: 1px solid var(--glass-border, rgba(148,163,184,.1));
    opacity: .85;
}

.settings-toggle-info {
    display: flex;
    flex-direction: column;
    gap: .2rem;
    flex: 1;
}

.settings-toggle-label {
    font-size: .88rem;
    font-weight: 600;
    color: var(--text-primary, #1e293b);
}

.settings-toggle-desc {
    font-size: .78rem;
    color: var(--text-muted, #94a3b8);
    line-height: 1.4;
}

/* Reuse identity-modal toggle pattern */
.settings-toggle {
    position: relative;
    display: inline-flex;
    align-items: center;
    flex-shrink: 0;
    cursor: pointer;
}

    .settings-toggle input {
        position: absolute;
        opacity: 0;
        width: 0;
        height: 0;
    }

.settings-toggle-track {
    display: block;
    width: 40px;
    height: 22px;
    border-radius: 11px;
    background: var(--toggle-off, #e2e8f0);
    transition: background .2s;
    position: relative;
}

.settings-toggle input:checked + .settings-toggle-track {
    background: #2563eb;
}

.settings-toggle-thumb {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #fff;
    box-shadow: 0 1px 3px rgba(0,0,0,.2);
    transition: transform .2s;
}

.settings-toggle input:checked + .settings-toggle-track .settings-toggle-thumb {
    transform: translateX(18px);
}

/* ── Sub row (notification scope) ─────────────────────────── */
.settings-sub-row {
    padding: .65rem .75rem .75rem 1.25rem;
    background: rgba(37, 99, 235, .03);
    border-radius: 8px;
    margin: -.25rem 0 .5rem;
    transition: opacity .2s;
}

.settings-sub-row--hidden {
    opacity: .35;
    pointer-events: none;
}

.settings-sub-label {
    display: block;
    margin-bottom: .5rem;
}

.settings-radio-group {
    display: flex;
    flex-direction: column;
    gap: .4rem;
}

.settings-radio-label {
    display: flex;
    align-items: center;
    gap: .5rem;
    font-size: .85rem;
    color: var(--text-primary, #1e293b);
    cursor: pointer;
}

/* ── Select rows ──────────────────────────────────────────── */
.settings-select-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    padding: .75rem 0;
}

.settings-select {
    padding: .45rem .75rem;
    border: 1px solid var(--glass-border, rgba(148,163,184,.3));
    border-radius: 8px;
    font-size: .85rem;
    color: var(--text-primary, #1e293b);
    background: var(--input-bg, #fff);
    cursor: pointer;
    outline: none;
    min-width: 160px;
}

    .settings-select:focus {
        border-color: #2563eb;
        box-shadow: 0 0 0 3px rgba(37,99,235,.1);
    }

/* ── Theme grid (Appearance) ──────────────────────────────── */
.settings-theme-grid {
    display: flex;
    gap: .75rem;
}

.settings-theme-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: .5rem;
    padding: .9rem 1.5rem;
    border: 2px solid var(--glass-border, rgba(148,163,184,.25));
    border-radius: 10px;
    background: transparent;
    cursor: pointer;
    font-size: .82rem;
    color: var(--text-secondary, #64748b);
    font-weight: 500;
    transition: border-color .15s, color .15s, background .15s;
}

    .settings-theme-btn i {
        font-size: 1.1rem;
    }

    .settings-theme-btn:hover,
    .settings-theme-btn.active {
        border-color: #2563eb;
        color: #2563eb;
        background: rgba(37,99,235,.06);
    }

/* ── Placeholder card ─────────────────────────────────────── */
.settings-placeholder-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 2rem;
    text-align: center;
    gap: 1rem;
}

.settings-placeholder-icon {
    font-size: 2.5rem;
    color: var(--text-muted, #94a3b8);
    opacity: .5;
}

.settings-placeholder-text {
    font-size: .9rem;
    color: var(--text-muted, #94a3b8);
    max-width: 380px;
    line-height: 1.5;
    margin: 0;
}

/* ── Actions bar ──────────────────────────────────────────── */
.settings-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding-top: .5rem;
}

.settings-btn-primary {
    padding: .6rem 1.4rem;
    background: #2563eb;
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: .88rem;
    font-weight: 600;
    cursor: pointer;
    transition: background .15s, transform .1s;
}

    .settings-btn-primary:hover {
        background: #1d4ed8;
    }

    .settings-btn-primary:active {
        transform: scale(.98);
    }

.settings-btn-secondary {
    padding: .55rem 1.2rem;
    background: transparent;
    color: var(--text-secondary, #64748b);
    border: 1.5px solid var(--glass-border, rgba(148,163,184,.3));
    border-radius: 8px;
    font-size: .85rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: border-color .15s, color .15s;
}

    .settings-btn-secondary:hover {
        border-color: #2563eb;
        color: #2563eb;
    }

.settings-saved-indicator {
    font-size: .82rem;
    color: #16a34a;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: .3rem;
}

/* ── Status message ───────────────────────────────────────── */
.settings-status {
    display: flex;
    align-items: center;
    gap: .65rem;
    padding: .75rem 1rem;
    border-radius: 8px;
    font-size: .87rem;
    font-weight: 500;
    margin-bottom: .5rem;
}

.settings-status--ok {
    background: rgba(22, 163, 74, .1);
    color: #15803d;
    border: 1px solid rgba(22, 163, 74, .2);
}

.settings-status--error {
    background: rgba(220, 38, 38, .08);
    color: #b91c1c;
    border: 1px solid rgba(220, 38, 38, .18);
}

/* ── Sidebar bottom item for Settings link ────────────────── */
.sidebar-settings-link {
    display: flex;
    align-items: center;
    gap: .65rem;
    padding: .55rem .75rem;
    border-radius: 8px;
    font-size: .85rem;
    font-weight: 500;
    color: var(--sidebar-text-muted, #94a3b8);
    text-decoration: none;
    transition: background .15s, color .15s;
    margin: 0 .5rem;
}

    .sidebar-settings-link:hover {
        background: var(--sidebar-hover, rgba(255,255,255,.06));
        color: var(--sidebar-text, #e2e8f0);
    }

    .sidebar-settings-link.active {
        color: var(--sidebar-active, #93c5fd);
    }

    .sidebar-settings-link i {
        font-size: .8rem;
        width: 16px;
        text-align: center;
    }

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 768px) {
    .settings-shell {
        flex-direction: column;
        padding: 1rem;
        gap: 1.25rem;
    }

    .settings-nav {
        width: 100%;
        padding-right: 0;
        display: flex;
        flex-wrap: wrap;
        gap: .4rem;
        padding-bottom: .5rem;
        border-bottom: 1px solid var(--glass-border, rgba(148,163,184,.15));
    }

    .settings-nav-header {
        width: 100%;
        padding-bottom: .4rem;
    }

    .settings-nav-item {
        padding: .4rem .75rem;
        font-size: .82rem;
        border: 1px solid var(--glass-border, rgba(148,163,184,.2));
        margin-bottom: 0;
    }

    .settings-field-row {
        flex-direction: column;
    }

    .settings-field--sm {
        flex: 1;
    }

    .settings-avatar-card {
        flex-wrap: wrap;
    }

    .settings-avatar-scope-badge {
        margin-left: 0;
    }

    .settings-theme-grid {
        flex-wrap: wrap;
    }
}