.tsh-card {
    background: var(--tsh-surface);
    border: 1px solid var(--tsh-border);
    border-radius: var(--tsh-radius-lg);
    box-shadow: var(--tsh-shadow);
    padding: 24px;
}

.tsh-hero-card {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
    gap: 24px;
    align-items: stretch;
}

.tsh-pill {
    display: inline-flex;
    align-items: center;
    border: 1px solid var(--tsh-border);
    border-radius: 999px;
    padding: 7px 11px;
    color: var(--tsh-muted);
    background: var(--tsh-surface-soft);
    font-size: 13px;
    font-weight: 650;
}

.tsh-status-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.tsh-status-card {
    display: flex;
    flex-direction: column;
    gap: 8px;
    text-decoration: none;
    color: var(--tsh-text);
    background: var(--tsh-surface-soft);
    border: 1px solid var(--tsh-border);
    border-radius: var(--tsh-radius-md);
    padding: 16px;
}

.tsh-status-card:hover {
    border-color: var(--tsh-primary);
}

.tsh-status-card span {
    color: var(--tsh-muted);
    font-size: 13px;
}

.tsh-status-card strong {
    font-size: 14px;
    overflow-wrap: anywhere;
}

.tsh-form {
    display: grid;
    gap: 14px;
}

.tsh-form label {
    display: grid;
    gap: 7px;
    color: var(--tsh-muted);
    font-size: 13px;
    font-weight: 650;
}

.tsh-form input {
    width: 100%;
    box-sizing: border-box;
    border: 1px solid var(--tsh-border-strong);
    border-radius: var(--tsh-radius-md);
    background: var(--tsh-surface-soft);
    color: var(--tsh-text);
    padding: 12px 13px;
    font: inherit;
}

.tsh-form button {
    border: 0;
    border-radius: var(--tsh-radius-md);
    padding: 12px 16px;
    color: #fff;
    background: var(--tsh-primary);
    font: inherit;
    font-weight: 750;
}

.tsh-link {
    color: var(--tsh-primary);
    font-weight: 700;
    text-decoration: none;
}

.tsh-muted {
    color: var(--tsh-muted);
}

.tsh-toast-root {
    position: fixed;
    right: 16px;
    bottom: 16px;
    display: grid;
    gap: 10px;
    z-index: 20;
}

.tsh-toast {
    background: var(--tsh-surface);
    border: 1px solid var(--tsh-border);
    border-radius: var(--tsh-radius-md);
    box-shadow: var(--tsh-shadow);
    padding: 12px 14px;
    max-width: 360px;
}

/* Iteration 5 authentication components */
.tsh-alert {
    border-radius: var(--tsh-radius-lg);
    padding: 12px 14px;
    border: 1px solid var(--tsh-border);
    background: var(--tsh-surface-soft);
    font-size: 0.92rem;
    line-height: 1.45;
}

.tsh-alert[hidden] {
    display: none !important;
}

.tsh-alert-error {
    color: #7f1d1d;
    background: #fef2f2;
    border-color: #fecaca;
}

.tsh-alert-card {
    border-color: #facc15;
    background: linear-gradient(135deg, rgba(250, 204, 21, 0.16), rgba(255, 255, 255, 0.92));
}

.tsh-login-note {
    color: var(--tsh-muted);
    font-size: 0.82rem;
    line-height: 1.45;
    margin-top: 8px;
}

.tsh-login-note code,
.tsh-card code {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
    font-size: 0.82em;
    border-radius: 8px;
    padding: 2px 6px;
    background: var(--tsh-surface-soft);
    border: 1px solid var(--tsh-border);
}

.tsh-ghost-button {
    appearance: none;
    border: 1px solid var(--tsh-border);
    background: rgba(255,255,255,0.72);
    color: var(--tsh-text);
    border-radius: 999px;
    min-height: 34px;
    padding: 0 14px;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 8px 18px rgb(15 23 42 / 0.08);
    transition: transform .16s ease, box-shadow .16s ease, border-color .16s ease;
}

.tsh-ghost-button:hover {
    transform: translateY(-1px);
    box-shadow: 0 16px 30px rgb(15 23 42 / 0.12);
    border-color: var(--tsh-primary);
}

.tsh-form button[disabled] {
    opacity: 0.7;
    cursor: wait;
}

.tsh-nav-child {
    margin-left: 14px;
    font-size: 13px;
    padding-top: 9px;
    padding-bottom: 9px;
}

.tsh-nav-skeleton {
    color: var(--tsh-muted);
    font-size: 13px;
    padding: 12px;
    border: 1px dashed var(--tsh-border);
    border-radius: var(--tsh-radius-md);
}

.tsh-mfa-step {
    display: grid;
    gap: 12px;
}

.tsh-checkbox-row {
    display: flex !important;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    color: var(--tsh-muted, #667085);
}

.tsh-checkbox-row input {
    width: auto !important;
}


/* Iteration 10/11 completion hardening: clean tab/page hierarchy, typed settings, CSP-safe dynamic UI */
[data-tsh-page-root] { position: relative; transition: opacity .16s ease, transform .16s ease; }
[data-tsh-page-root].is-loading-next::after { content: ''; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(180deg, rgba(15,23,42,.04), rgba(15,23,42,.00)); border-radius: var(--tsh-radius-lg, 18px); }
[data-tsh-page-root].is-loading-next { opacity: .72; transform: translateY(1px); }
.tsh-tab-card { padding: 0; overflow: hidden; }
.tsh-tab-strip { display: flex; gap: 4px; flex-wrap: wrap; padding: 10px 12px 0; border-bottom: 1px solid var(--tsh-border, rgba(148,163,184,.22)); background: var(--tsh-card-muted, rgba(15,23,42,.18)); }
.tsh-tab-strip button { border: 0; background: transparent; color: var(--tsh-muted, #94a3b8); padding: 10px 12px; border-radius: 12px 12px 0 0; display: inline-flex; gap: 8px; align-items: center; cursor: pointer; font-weight: 650; }
.tsh-tab-strip button:hover { background: rgba(148,163,184,.10); color: var(--tsh-text, #e5e7eb); }
.tsh-tab-strip button.is-active { background: var(--tsh-card, #111827); color: var(--tsh-text, #f8fafc); box-shadow: inset 0 1px 0 rgba(255,255,255,.06); }
.tsh-tab-panel { padding: 16px; }
.tsh-segment { display: grid; gap: 16px; }
.tsh-settings-editor { display: grid; gap: 12px; }
.tsh-settings-editor-head, .tsh-settings-footer { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 12px 14px; border: 1px solid var(--tsh-border, rgba(148,163,184,.22)); border-radius: 16px; background: var(--tsh-card, rgba(15,23,42,.45)); }
.tsh-settings-editor-head small { display: block; color: var(--tsh-muted, #94a3b8); margin-top: 2px; }
.tsh-settings-list { display: grid; gap: 10px; }
.tsh-setting-row { display: grid; grid-template-columns: minmax(240px, 1.2fr) minmax(260px, 1fr) auto; gap: 14px; align-items: start; padding: 14px; border: 1px solid var(--tsh-border, rgba(148,163,184,.22)); border-radius: 16px; background: var(--tsh-card, rgba(15,23,42,.42)); }
.tsh-setting-row.is-dirty { border-color: rgba(59,130,246,.55); box-shadow: 0 0 0 1px rgba(59,130,246,.15); }
.tsh-setting-row.is-saving { opacity: .70; }
.tsh-setting-meta strong { display: block; font-family: var(--tsh-mono, ui-monospace, SFMono-Regular, Menlo, monospace); font-size: 13px; }
.tsh-setting-meta small { display: block; color: var(--tsh-muted, #94a3b8); margin-top: 4px; line-height: 1.35; }
.tsh-setting-tags { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 8px; }
.tsh-setting-tags span { font-size: 11px; padding: 3px 7px; border-radius: 999px; background: rgba(148,163,184,.12); color: var(--tsh-muted, #94a3b8); }
.tsh-setting-actions { display: flex; justify-content: flex-end; gap: 8px; }
.tsh-setting-textarea { resize: vertical; min-height: 82px; }
.ah-btn.small { padding: 5px 8px; font-size: 12px; }
@media (max-width: 900px) { .tsh-setting-row { grid-template-columns: 1fr; } .tsh-settings-editor-head, .tsh-settings-footer { align-items: stretch; flex-direction: column; } }