:root {
    --sv-font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --sv-font-size-xs: 12px;
    --sv-font-size-sm: 13px;
    --sv-font-size-md: 14px;
    --sv-font-size-lg: 18px;
    --sv-font-size-xl: 24px;
    --sv-space-1: 4px;
    --sv-space-2: 8px;
    --sv-space-3: 12px;
    --sv-space-4: 16px;
    --sv-space-5: 20px;
    --sv-space-6: 24px;
    --sv-space-8: 32px;
    --sv-radius-sm: 8px;
    --sv-radius-md: 10px;
    --sv-radius-lg: 14px;
    --sv-border-width: 1px;
    --sv-shadow-sm: 0 10px 24px rgba(0, 0, 0, 0.14);
    --sv-sidebar-width: 254px;
    --sv-motion-fast: 140ms ease;
    --sv-motion-med: 240ms cubic-bezier(0.2, 0.8, 0.2, 1);
    --sv-color-bg: #101010;
    --sv-color-surface: #121212;
    --sv-color-surface-soft: #1c1c1c;
    --sv-color-hover: #242424;
    --sv-color-border: #212121;
    --sv-color-border-strong: #323232;
    --sv-color-text: #e8edf7;
    --sv-color-text-dim: #9ba8c0;
    --sv-color-primary: #ec3a36;
    --sv-color-primary-strong: #c02420;
    --sv-color-on-primary: #ffffff;
    --sv-color-primary-focus: rgba(236, 58, 54, 0.24);
    --sv-color-primary-focus-strong: rgba(236, 58, 54, 0.28);
    --sv-color-danger: #e45757;
    --sv-color-danger-soft: #3a2020;
    --sv-color-success: #40c58a;
    --sv-color-success-soft: rgba(64, 197, 138, 0.35);
    --sv-color-success-border: rgba(64, 197, 138, 0.4);
    --sv-color-warning: #f5ba49;
    --sv-color-overlay: rgba(0, 0, 0, 0.55);
    --sv-color-code-bg: #0a0a0a;
    --sv-color-code-text: #dce8f8;
    --sv-table-head: #1b212d;
    --sv-toast-bg: #1a212d;
}

* {
    box-sizing: border-box;
}

html,
body.sv-body {
    width: 100%;
    height: 100%;
    margin: 0;
    overflow: hidden;
    background: var(--sv-color-bg);
    color: var(--sv-color-text);
    font-family: var(--sv-font-family);
    font-size: var(--sv-font-size-md);
}

body.sv-theme-light {
    --sv-color-bg: #f6f7f9;
    --sv-color-surface: #ffffff;
    --sv-color-surface-soft: #eef1f5;
    --sv-color-hover: #e5eaf1;
    --sv-color-border: #d8dde6;
    --sv-color-border-strong: #c7cfdb;
    --sv-color-text: #131722;
    --sv-color-text-dim: #5c6779;
    --sv-color-primary-focus: rgba(236, 58, 54, 0.18);
    --sv-color-primary-focus-strong: rgba(236, 58, 54, 0.24);
    --sv-color-danger-soft: #f5d8d8;
    --sv-color-success-soft: rgba(35, 150, 99, 0.22);
    --sv-color-success-border: rgba(35, 150, 99, 0.34);
    --sv-color-overlay: rgba(10, 12, 18, 0.45);
    --sv-color-code-bg: #f1f4f8;
    --sv-color-code-text: #1b2432;
    --sv-table-head: #edf1f6;
    --sv-toast-bg: #ffffff;
}

button,
input,
select,
textarea {
    font: inherit;
}

button {
    color: inherit;
}

.screen-reader-text {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
}

[hidden] {
    display: none !important;
}

.sv-app {
    display: flex;
    width: 100vw;
    height: 100vh;
    background: var(--sv-color-bg);
}

.sv-sidebar {
    position: relative;
    z-index: 20;
    display: flex;
    flex: 0 0 var(--sv-sidebar-width);
    width: var(--sv-sidebar-width);
    height: 100%;
    flex-direction: column;
    gap: var(--sv-space-3);
    border-right: var(--sv-border-width) solid var(--sv-color-border);
    background: var(--sv-color-surface);
    padding: var(--sv-space-4);
}

.sv-sidebar__head,
.sv-topbar,
.sv-category-head,
.sv-role-head,
.sv-editor-toolbar {
    display: flex;
    align-items: center;
    gap: var(--sv-space-2);
}

.sv-logo {
    display: flex;
    align-items: center;
    gap: var(--sv-space-2);
    font-weight: 400;
}

.sv-logo img {
    width: 28px;
    height: 28px;
    object-fit: contain;
    border-radius: var(--sv-radius-md);
}

.sv-sidebar-new {
    width: 100%;
    justify-content: center;
}

.sv-sidebar-search {
    display: flex;
    align-items: center;
    gap: var(--sv-space-2);
    height: 36px;
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-md);
    background: var(--sv-color-surface);
    padding: 0 var(--sv-space-3);
    color: var(--sv-color-text-dim);
}

.sv-sidebar-search input {
    min-width: 0;
    width: 100%;
    border: 0;
    outline: 0;
    background: transparent;
    color: var(--sv-color-text);
}

.sv-project-list {
    display: flex;
    min-height: 0;
    flex: 1;
    flex-direction: column;
    gap: var(--sv-space-1);
    overflow: auto;
}

.sv-project-row {
    position: relative;
    display: flex;
    width: 100%;
    align-items: center;
    border: var(--sv-border-width) solid transparent;
    border-radius: var(--sv-radius-md);
    transition: background var(--sv-motion-fast), border-color var(--sv-motion-fast), transform var(--sv-motion-fast);
}

.sv-project-row:hover,
.sv-project-row.is-active {
    border-color: var(--sv-color-border);
    background: var(--sv-color-surface-soft);
}

.sv-project-item {
    display: flex;
    min-width: 0;
    flex: 1;
    min-height: 42px;
    align-items: flex-start;
    justify-content: center;
    flex-direction: column;
    border: 0;
    border-radius: var(--sv-radius-md);
    background: transparent;
    padding: var(--sv-space-2) var(--sv-space-3);
    text-align: left;
    cursor: pointer;
}

.sv-project-item span {
    overflow: hidden;
    width: 100%;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.sv-project-menu-wrap,
.sv-editor-row-menu-wrap {
    position: relative;
    display: flex;
    align-items: center;
    padding-right: var(--sv-space-1);
}

.sv-editor-row-menu-wrap {
    justify-content: center;
    padding-right: 0;
}

.sv-project-menu-trigger {
    display: inline-flex;
    width: 28px;
    height: 28px;
    min-height: 28px;
    align-items: center;
    justify-content: center;
    border: 0;
    border-radius: var(--sv-radius-sm);
    outline: 0;
    background: transparent;
    color: var(--sv-color-text-dim);
    cursor: pointer;
}

.sv-project-menu-trigger:hover,
.sv-project-menu-trigger[aria-expanded="true"] {
    background: var(--sv-color-hover);
    color: var(--sv-color-text);
}

.sv-project-menu-trigger:focus-visible {
    box-shadow: 0 0 0 2px var(--sv-color-primary-focus-strong);
}

.sv-project-menu,
.sv-editor-row-menu {
    position: absolute;
    top: calc(100% + var(--sv-space-1));
    right: var(--sv-space-1);
    z-index: 40;
    display: grid;
    min-width: 142px;
    gap: var(--sv-space-1);
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-md);
    background: var(--sv-color-surface);
    box-shadow: var(--sv-shadow-sm);
    padding: var(--sv-space-1);
    animation: sv-pop-in var(--sv-motion-fast);
}

.sv-editor-row-menu {
    right: 0;
    min-width: 134px;
}

.sv-project-menu[hidden],
.sv-editor-row-menu[hidden] {
    display: none;
}

.sv-project-menu button,
.sv-editor-row-menu button {
    display: flex;
    align-items: center;
    gap: var(--sv-space-2);
    min-height: 32px;
    border: 0;
    border-radius: var(--sv-radius-sm);
    background: transparent;
    color: var(--sv-color-text);
    padding: 0 var(--sv-space-2);
    text-align: left;
    cursor: pointer;
}

.sv-project-menu button:hover,
.sv-editor-row-menu button:hover {
    background: var(--sv-color-surface-soft);
}

.sv-sidebar-user {
    display: flex;
    align-items: center;
    gap: var(--sv-space-2);
    border-top: var(--sv-border-width) solid var(--sv-color-border);
    padding-top: var(--sv-space-3);
    color: var(--sv-color-text-dim);
}

.sv-sidebar-user img {
    width: 28px;
    height: 28px;
    border-radius: 50%;
}

.sv-sidebar-pages {
    display: grid;
    gap: var(--sv-space-1);
    border-top: var(--sv-border-width) solid var(--sv-color-border);
    padding-top: var(--sv-space-3);
}

.sv-admin-tabs {
    display: grid;
    flex: 1;
    align-content: start;
    gap: var(--sv-space-1);
    border-top: var(--sv-border-width) solid var(--sv-color-border);
    padding-top: var(--sv-space-3);
}

.sv-admin-tabs a {
    display: flex;
    align-items: center;
    gap: var(--sv-space-2);
    min-height: 36px;
    border-radius: var(--sv-radius-md);
    color: var(--sv-color-text-dim);
    padding: 0 var(--sv-space-3);
    text-decoration: none;
    transition: background var(--sv-motion-fast), color var(--sv-motion-fast);
}

.sv-admin-tabs a:hover,
.sv-admin-tabs a.is-active {
    background: var(--sv-color-surface-soft);
    color: var(--sv-color-text);
}

.sv-sidebar-pages a {
    display: flex;
    align-items: center;
    gap: var(--sv-space-2);
    min-height: 34px;
    border-radius: var(--sv-radius-md);
    color: var(--sv-color-text-dim);
    padding: 0 var(--sv-space-3);
    text-decoration: none;
}

.sv-sidebar-pages a:hover,
.sv-sidebar-pages a.is-active {
    background: var(--sv-color-surface-soft);
    color: var(--sv-color-text);
}

.sv-main {
    display: flex;
    min-width: 0;
    flex: 1;
    flex-direction: column;
    height: 100%;
}

.sv-topbar {
    position: sticky;
    top: 0;
    z-index: 10;
    min-height: 56px;
    justify-content: space-between;
    border-bottom: var(--sv-border-width) solid var(--sv-color-border);
    background: var(--sv-color-bg);
    padding: 0 var(--sv-space-4);
}

.sv-title-wrap {
    display: flex;
    min-width: 0;
    align-items: center;
    gap: var(--sv-space-3);
}

.sv-inline-edit {
    min-width: 120px;
    max-width: min(52vw, 520px);
    overflow: hidden;
    outline: 0;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-weight: 400;
}

.sv-inline-edit:focus,
.sv-input:focus,
.sv-textarea:focus,
.sv-select:focus,
.sv-composer textarea:focus {
    border-color: var(--sv-color-primary);
    outline: 2px solid var(--sv-color-primary-focus);
    outline-offset: 0;
}

.sv-save-indicator {
    color: var(--sv-color-text-dim);
    font-size: var(--sv-font-size-xs);
}

.sv-save-indicator[hidden] {
    display: none;
}

.sv-save-indicator[data-state="failed"] {
    color: var(--sv-color-danger);
}

.sv-save-indicator[data-state="saving"],
.sv-save-indicator[data-state="unsaved"] {
    color: var(--sv-color-warning);
}

.sv-topbar-actions {
    display: flex;
    align-items: center;
    gap: var(--sv-space-2);
}

.sv-topbar-actions > * {
    flex: 0 0 auto;
}

.sv-credits-pill {
    display: inline-flex;
    min-height: 34px;
    align-items: center;
    justify-content: center;
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-md);
    background: var(--sv-color-surface-soft);
    color: var(--sv-color-text);
    padding: 0 var(--sv-space-3);
    font-size: var(--sv-font-size-sm);
    text-decoration: none;
    white-space: nowrap;
}

.sv-credits-pill:hover {
    border-color: var(--sv-color-primary);
    background: var(--sv-color-hover);
}

.sv-button,
.sv-icon-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--sv-space-2);
    min-height: 34px;
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-md);
    background: var(--sv-color-surface-soft);
    color: var(--sv-color-text);
    padding: 0 var(--sv-space-3);
    text-decoration: none;
    cursor: pointer;
    line-height: 1;
    transition: background var(--sv-motion-fast), border-color var(--sv-motion-fast), color var(--sv-motion-fast), transform var(--sv-motion-fast);
}

.sv-icon-button {
    width: 34px;
    padding: 0;
}

.sv-button:hover,
.sv-icon-button:hover {
    border-color: var(--sv-color-border-strong);
    background: var(--sv-color-hover);
    transform: translateY(-1px);
}

.sv-button--primary {
    border-color: var(--sv-color-primary);
    background: var(--sv-color-primary);
    color: var(--sv-color-on-primary);
}

.sv-button--primary:hover {
    border-color: var(--sv-color-primary-strong);
    background: var(--sv-color-primary-strong);
}

.sv-button--danger,
.sv-danger {
    color: var(--sv-color-danger);
}

.sv-button--subtle {
    background: transparent;
}

.sv-button:disabled,
.sv-icon-button:disabled,
.sv-composer textarea:disabled {
    cursor: not-allowed;
    opacity: 0.55;
}

.sv-button span,
.sv-button svg,
.sv-icon-button svg,
.sv-project-menu svg,
.sv-editor-row-menu svg,
.sv-sidebar-pages svg {
    display: block;
}

.sv-button svg,
.sv-icon-button svg,
.sv-project-menu svg,
.sv-editor-row-menu svg,
.sv-sidebar-pages svg {
    flex: 0 0 auto;
}

.sv-conversation {
    min-height: 0;
    flex: 1;
    overflow: auto;
    padding: var(--sv-space-6);
}

.sv-page,
.sv-message,
.sv-question-card,
.sv-generated-layout,
.sv-category,
.sv-role-card {
    animation: sv-rise-in var(--sv-motion-med);
}

.sv-message-avatar img {
    width: 22px;
    height: 22px;
    object-fit: contain;
}

.sv-message {
    display: grid;
    grid-template-columns: 32px minmax(0, 760px);
    justify-content: center;
    gap: var(--sv-space-3);
    margin: 0 auto var(--sv-space-5);
}

.sv-message-avatar {
    display: grid;
    width: 32px;
    height: 32px;
    place-items: center;
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-md);
    background: var(--sv-color-surface-soft);
    color: var(--sv-color-text-dim);
}

.sv-message--assistant .sv-message-avatar {
    color: var(--sv-color-primary);
}

.sv-message--assistant .sv-message-avatar {
    background: var(--sv-color-surface);
}

.sv-message p {
    margin: 0;
    line-height: 1.55;
    white-space: pre-line;
}

.sv-message--layout {
    align-items: start;
}

.sv-layout-summary-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--sv-space-4);
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-lg);
    background: var(--sv-color-surface);
    padding: var(--sv-space-4);
}

.sv-layout-summary-copy {
    display: grid;
    gap: var(--sv-space-1);
    min-width: 0;
}

.sv-layout-summary-card h2 {
    margin: 0;
    font-size: var(--sv-font-size-lg);
    letter-spacing: 0;
}

.sv-layout-summary-card p {
    color: var(--sv-color-text-dim);
    white-space: normal;
}

.sv-layout-summary-actions {
    display: flex;
    flex: 0 0 auto;
    align-items: center;
    gap: var(--sv-space-2);
}

.sv-questions,
.sv-generated-layout {
    max-width: 980px;
    margin: 0 auto var(--sv-space-6);
}

.sv-questions {
    display: flex;
    flex-direction: column;
    gap: var(--sv-space-4);
}

.sv-questions h2 {
    margin: 0;
    font-size: var(--sv-font-size-lg);
}

.sv-question-card {
    display: grid;
    gap: var(--sv-space-2);
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-lg);
    background: var(--sv-color-surface);
    padding: var(--sv-space-4);
}

.sv-question-card legend {
    padding: 0 var(--sv-space-1);
    font-weight: 400;
}

.sv-radio-option {
    display: grid;
    grid-template-columns: 18px minmax(0, 1fr);
    gap: var(--sv-space-3);
    align-items: start;
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-md);
    background: var(--sv-color-surface-soft);
    padding: var(--sv-space-3);
    cursor: pointer;
    transition: background var(--sv-motion-fast), border-color var(--sv-motion-fast), transform var(--sv-motion-fast);
}

.sv-radio-option:hover {
    transform: translateY(-1px);
}

.sv-radio-option:has(input:checked) {
    border-color: var(--sv-color-primary);
}

.sv-radio-option strong,
.sv-radio-option small {
    display: block;
}

.sv-radio-option small {
    margin-top: var(--sv-space-1);
    color: var(--sv-color-text-dim);
}

.sv-generated-layout {
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-lg);
    background: var(--sv-color-surface);
}

.sv-editor-tabs {
    display: flex;
    flex: 0 0 auto;
    gap: var(--sv-space-1);
    border-bottom: var(--sv-border-width) solid var(--sv-color-border);
    background: var(--sv-color-surface);
    padding: var(--sv-space-2);
}

.sv-tab {
    min-height: 32px;
    border: 0;
    border-radius: var(--sv-radius-md);
    background: transparent;
    color: var(--sv-color-text-dim);
    padding: 0 var(--sv-space-3);
    cursor: pointer;
}

.sv-tab.is-active {
    background: var(--sv-color-surface-soft);
    color: var(--sv-color-text);
}

.sv-editor-body {
    display: grid;
    min-height: 0;
    flex: 1;
    gap: var(--sv-space-3);
    padding: var(--sv-space-4);
}

.sv-layout-panel-editor .sv-editor-body {
    overflow: hidden;
    padding: 0;
}

.sv-layout-panel-editor .sv-editor-body--json {
    overflow: auto;
    padding: var(--sv-space-4);
}

.sv-editor-master-detail {
    display: grid;
    grid-template-columns: minmax(260px, 320px) minmax(0, 1fr);
    min-height: 0;
    height: 100%;
}

.sv-editor-list-pane,
.sv-editor-detail-pane {
    min-height: 0;
    overflow: auto;
}

.sv-editor-list-pane {
    border-right: var(--sv-border-width) solid var(--sv-color-border);
    background: var(--sv-color-surface);
    padding: var(--sv-space-4);
}

.sv-editor-detail-pane {
    background: var(--sv-color-bg);
    padding: var(--sv-space-5);
}

.sv-editor-pane-head {
    position: sticky;
    top: 0;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--sv-space-3);
    margin: calc(var(--sv-space-4) * -1) calc(var(--sv-space-4) * -1) var(--sv-space-4);
    border-bottom: var(--sv-border-width) solid var(--sv-color-border);
    background: var(--sv-color-surface);
    padding: var(--sv-space-4);
}

.sv-editor-pane-head > div {
    display: grid;
    min-width: 0;
    gap: 2px;
}

.sv-editor-pane-head span,
.sv-editor-list-copy small,
.sv-editor-list-channel small,
.sv-detail-header span {
    color: var(--sv-color-text-dim);
    font-size: var(--sv-font-size-xs);
}

.sv-editor-list {
    display: grid;
    gap: var(--sv-space-4);
}

.sv-editor-list-group {
    display: grid;
    gap: var(--sv-space-2);
}

.sv-editor-list-group-head {
    display: flex;
    min-height: 34px;
    align-items: center;
    justify-content: space-between;
    gap: var(--sv-space-2);
    color: var(--sv-color-text-dim);
    font-size: var(--sv-font-size-xs);
    text-transform: uppercase;
}

.sv-editor-list-group-head > span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.sv-editor-category-button {
    min-width: 0;
    overflow: hidden;
    border: 0;
    border-radius: var(--sv-radius-sm);
    background: transparent;
    color: inherit;
    font: inherit;
    text-align: left;
    text-overflow: ellipsis;
    text-transform: inherit;
    white-space: nowrap;
    cursor: pointer;
}

.sv-editor-category-button:hover,
.sv-editor-category-button.is-active {
    color: var(--sv-color-text);
}

.sv-editor-list-item,
.sv-editor-list-channel {
    width: 100%;
    min-width: 0;
    border: var(--sv-border-width) solid transparent;
    border-radius: var(--sv-radius-md);
    background: transparent;
    color: var(--sv-color-text);
    cursor: pointer;
    text-align: left;
    transition: background var(--sv-motion-fast), border-color var(--sv-motion-fast);
}

.sv-editor-list-item {
    display: grid;
    grid-template-columns: 28px minmax(0, 1fr);
    gap: var(--sv-space-2);
    align-items: center;
    min-height: 46px;
    padding: var(--sv-space-2);
}

.sv-editor-list-channel {
    display: grid;
    gap: 2px;
    padding: var(--sv-space-2);
    text-transform: none;
}

.sv-editor-list-item:hover,
.sv-editor-list-channel:hover,
.sv-editor-list-item.is-active,
.sv-editor-list-channel.is-active {
    border-color: var(--sv-color-border-strong);
    background: var(--sv-color-surface-soft);
}

.sv-editor-list-item--empty {
    border-style: dashed;
    color: var(--sv-color-text-dim);
}

.sv-editor-list-icon {
    display: grid;
    width: 28px;
    height: 28px;
    place-items: center;
    border-radius: var(--sv-radius-sm);
    background: var(--sv-color-bg);
    color: var(--sv-color-text-dim);
}

.sv-embed-preview h4 {
    display: none;
}

.sv-editor-list-copy {
    display: grid;
    min-width: 0;
    gap: 2px;
}

.sv-editor-list-copy strong,
.sv-editor-list-copy small,
.sv-editor-list-channel span,
.sv-editor-list-channel small {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.sv-role-swatch {
    width: 22px;
    height: 22px;
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: 50%;
}

.sv-detail-stack {
    display: grid;
    gap: var(--sv-space-4);
    width: 100%;
    max-width: none;
}

.sv-detail-header,
.sv-detail-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--sv-space-3);
}

.sv-detail-header {
    min-height: 42px;
}

.sv-detail-header h3,
.sv-detail-card h4 {
    margin: 0;
}

.sv-detail-header h3 {
    margin-top: 2px;
    font-size: var(--sv-font-size-xl);
}

.sv-detail-actions {
    justify-content: flex-end;
}

.sv-detail-card {
    display: grid;
    gap: var(--sv-space-3);
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-lg);
    background: var(--sv-color-surface);
    padding: var(--sv-space-4);
}

.sv-detail-section {
    display: grid;
    gap: var(--sv-space-3);
    min-width: 0;
}

.sv-detail-section h4 {
    margin: 0;
    font-weight: 400;
}

.sv-detail-section .sv-field--wide,
.sv-detail-section .sv-channel-topic {
    width: 100%;
}

.sv-detail-section .sv-field--wide {
    grid-column: 1 / -1;
}

.sv-channel-topic {
    resize: none;
}

.sv-detail-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--sv-space-3);
}

.sv-detail-grid--compact {
    grid-template-columns: minmax(240px, 0.6fr) minmax(160px, 0.3fr);
}

.sv-empty-detail {
    align-content: center;
    justify-items: start;
    min-height: 260px;
}

.sv-empty-detail p {
    margin: 0;
    color: var(--sv-color-text-dim);
}

.sv-editor-toolbar {
    justify-content: space-between;
}

.sv-editor-toolbar--end {
    justify-content: flex-end;
}

.sv-field {
    display: grid;
    gap: var(--sv-space-1);
    color: var(--sv-color-text-dim);
    font-size: var(--sv-font-size-xs);
}

.sv-field--inline {
    grid-template-columns: auto minmax(120px, 180px);
    align-items: center;
}

.sv-input,
.sv-select,
.sv-textarea {
    min-height: 34px;
    min-width: 0;
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-md);
    background: var(--sv-color-surface);
    color: var(--sv-color-text);
    padding: 0 var(--sv-space-3);
}

.sv-textarea {
    min-height: 88px;
    padding: var(--sv-space-3);
}

.sv-category-list,
.sv-role-list,
.sv-embed-editor-list {
    display: grid;
    gap: var(--sv-space-3);
}

.sv-category,
.sv-role-card {
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-md);
    background: var(--sv-color-surface);
}

.sv-category-head,
.sv-role-head {
    padding: var(--sv-space-3);
}

.sv-category-head .sv-input,
.sv-role-head .sv-input {
    flex: 1;
}

.sv-category-count {
    color: var(--sv-color-text-dim);
    font-size: var(--sv-font-size-xs);
    white-space: nowrap;
}

.sv-channel-list {
    display: grid;
    gap: var(--sv-space-1);
    padding: 0 var(--sv-space-3) var(--sv-space-3);
}

.sv-channel-editor {
    display: grid;
    gap: var(--sv-space-2);
}

.sv-channel-row {
    display: grid;
    grid-template-columns: 28px 26px minmax(150px, 1fr) 110px minmax(180px, 1.2fr) 34px;
    gap: var(--sv-space-2);
    align-items: center;
    min-height: 42px;
    border: var(--sv-border-width) solid transparent;
    border-radius: var(--sv-radius-md);
    padding: var(--sv-space-1);
    transition: background var(--sv-motion-fast), border-color var(--sv-motion-fast), transform var(--sv-motion-fast), opacity var(--sv-motion-fast);
}

.sv-channel-row:hover {
    border-color: var(--sv-color-border);
    background: var(--sv-color-surface-soft);
}

.sv-channel-icon {
    color: var(--sv-color-text-dim);
}

.sv-add-channel {
    margin: 0 var(--sv-space-3) var(--sv-space-3);
}

.sv-channel-permissions {
    display: grid;
    gap: var(--sv-space-3);
}

.sv-channel-permissions__head,
.sv-inline-controls,
.sv-channel-permission-row header,
.sv-embed-channel-head,
.sv-embed-message-card header,
.sv-embed-fields-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--sv-space-3);
}

.sv-channel-permissions__head > div:first-child,
.sv-embed-channel-head > div {
    display: grid;
    gap: 2px;
}

.sv-channel-permissions__head span,
.sv-embed-channel-head span {
    color: var(--sv-color-text-dim);
    font-size: var(--sv-font-size-xs);
}

.sv-inline-controls {
    justify-content: flex-end;
}

.sv-channel-permission-list {
    display: grid;
}

.sv-channel-permission-row {
    display: grid;
    gap: var(--sv-space-3);
    border-bottom: var(--sv-border-width) solid var(--sv-color-border);
    padding: var(--sv-space-3) 0;
}

.sv-channel-permission-mode {
    display: grid;
    grid-template-columns: minmax(150px, 1fr) auto;
    gap: var(--sv-space-2);
    align-items: center;
}

.sv-channel-permission-name {
    color: var(--sv-color-text);
    font-size: var(--sv-font-size-sm);
}

.sv-permission-choice {
    display: grid;
    width: 36px;
    height: 32px;
    place-items: center;
    border: 0;
    border-right: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: 0;
    background: var(--sv-color-bg);
    color: var(--sv-color-text-dim);
    cursor: pointer;
}

.sv-permission-segment {
    display: inline-grid;
    grid-template-columns: repeat(3, 36px);
    justify-self: end;
    overflow: hidden;
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-md);
    background: var(--sv-color-bg);
}

.sv-permission-choice:last-child {
    border-right: 0;
}

.sv-permission-choice:hover,
.sv-permission-choice.is-active {
    background: var(--sv-color-surface-soft);
    color: var(--sv-color-text);
}

.sv-permission-choice[data-mode="allow"].is-active {
    border-color: var(--sv-color-success-border);
    background: var(--sv-color-success-soft);
}

.sv-permission-choice[data-mode="deny"].is-active {
    border-color: rgba(228, 87, 87, 0.45);
    background: var(--sv-color-danger-soft);
}

.sv-check--compact {
    min-height: 30px;
    font-size: var(--sv-font-size-xs);
}

.sv-drag-handle {
    display: grid;
    width: 28px;
    height: 28px;
    place-items: center;
    border: 0;
    border-radius: var(--sv-radius-sm);
    background: transparent;
    color: var(--sv-color-text-dim);
    cursor: grab;
}

.is-dragging {
    opacity: 0.45;
    transform: scale(0.995);
}

.sv-drop-indicator {
    position: fixed;
    z-index: 9999;
    height: 2px;
    background: var(--sv-color-primary);
    pointer-events: none;
}

.sv-role-card {
    padding-bottom: var(--sv-space-3);
}

.sv-color-picker {
    width: 116px;
    height: 34px;
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-md);
    background: var(--sv-color-surface);
    color: var(--sv-color-text);
    padding: 0 var(--sv-space-2) 0 34px;
}

.sv-role-head .clr-field {
    flex: 0 0 116px;
}

.sv-role-head .clr-field .sv-color-picker {
    width: 100%;
}

.clr-field button {
    left: 6px;
    right: auto;
    width: 22px;
    height: 22px;
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-sm);
}

.clr-picker {
    z-index: 220;
    border-color: var(--sv-color-border);
    background: var(--sv-color-surface);
    color: var(--sv-color-text);
}

.clr-picker input {
    border-color: var(--sv-color-border);
    background: var(--sv-color-surface);
    color: var(--sv-color-text);
}

.sv-permission-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--sv-space-3);
    padding: 0;
}

.sv-permission-group {
    display: grid;
    gap: var(--sv-space-2);
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-md);
    padding: var(--sv-space-3);
}

.sv-permission-group legend {
    color: var(--sv-color-text-dim);
    font-size: var(--sv-font-size-xs);
}

.sv-check {
    display: flex;
    align-items: center;
    gap: var(--sv-space-2);
    color: var(--sv-color-text);
    font-size: var(--sv-font-size-sm);
}

.sv-embed-channel-card,
.sv-embed-message-card {
    display: grid;
    gap: var(--sv-space-3);
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-md);
    background: var(--sv-color-surface);
    padding: var(--sv-space-3);
}

.sv-embed-message-card {
    background: var(--sv-color-bg);
}

.sv-embed-message-grid {
    display: grid;
    grid-template-columns: minmax(180px, 0.45fr) minmax(0, 1fr);
    gap: var(--sv-space-3);
}

.sv-field--wide {
    grid-column: auto;
}

.sv-embed-description {
    min-height: 130px;
}

.sv-embed-fields {
    display: grid;
    gap: var(--sv-space-2);
}

.sv-embed-field-row {
    display: grid;
    grid-template-columns: minmax(140px, 0.5fr) minmax(180px, 1fr) 84px 34px;
    gap: var(--sv-space-2);
    align-items: start;
}

.sv-embed-field-row .sv-textarea {
    min-height: 68px;
}

.sv-embed-preview {
    display: grid;
    gap: var(--sv-space-2);
    border-left: 4px solid var(--sv-color-primary);
    border-radius: var(--sv-radius-md);
    background: var(--sv-color-surface-soft);
    padding: var(--sv-space-3);
}

.sv-embed-preview p,
.sv-embed-preview-list {
    margin: 0;
    color: var(--sv-color-text-dim);
    white-space: pre-wrap;
}

.sv-embed-preview-description,
.sv-embed-preview-field span {
    display: grid;
    gap: var(--sv-space-1);
}

.sv-embed-preview-list {
    padding-left: var(--sv-space-5);
}

.sv-embed-preview-fields {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--sv-space-2);
}

.sv-embed-preview-field {
    display: grid;
    gap: 2px;
    font-size: var(--sv-font-size-xs);
}

.sv-embed-preview-field:not(.is-inline) {
    grid-column: 1 / -1;
}

.sv-embed-preview-field span {
    color: var(--sv-color-text-dim);
}

.sv-json-viewer {
    max-height: 62vh;
    margin: 0;
    overflow: auto;
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-md);
    background: var(--sv-color-code-bg);
    color: var(--sv-color-code-text);
    padding: var(--sv-space-4);
    font-size: var(--sv-font-size-sm);
    line-height: 1.55;
}

.sv-validation-state,
.sv-muted {
    color: var(--sv-color-text-dim);
    font-size: var(--sv-font-size-sm);
}

.sv-composer {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: end;
    gap: var(--sv-space-2);
    border-top: var(--sv-border-width) solid var(--sv-color-border);
    background: var(--sv-color-bg);
    padding: var(--sv-space-4);
}

.sv-composer-plus-wrap {
    position: relative;
    display: flex;
    min-height: 44px;
    align-items: center;
}

.sv-composer-plus {
    width: 34px;
    border: 0;
    background: transparent;
    box-shadow: none;
}

.sv-composer-plus:hover,
.sv-composer-plus[aria-expanded="true"] {
    border-color: transparent;
    background: var(--sv-color-hover);
}

.sv-composer-menu {
    position: absolute;
    bottom: calc(100% + var(--sv-space-2));
    left: 0;
    z-index: 45;
    display: grid;
    min-width: 170px;
    gap: var(--sv-space-1);
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-md);
    background: var(--sv-color-surface);
    box-shadow: var(--sv-shadow-sm);
    padding: var(--sv-space-1);
    animation: sv-pop-in var(--sv-motion-fast);
}

.sv-composer-menu[hidden] {
    display: none;
}

.sv-composer-menu button {
    display: flex;
    align-items: center;
    gap: var(--sv-space-2);
    min-height: 34px;
    border: 0;
    border-radius: var(--sv-radius-sm);
    background: transparent;
    color: var(--sv-color-text);
    padding: 0 var(--sv-space-2);
    text-align: left;
    cursor: pointer;
}

.sv-composer-menu button:hover {
    background: var(--sv-color-surface-soft);
}

.sv-composer-input-wrap {
    display: grid;
    min-width: 0;
    gap: var(--sv-space-2);
}

.sv-prompt-pill-row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--sv-space-2);
}

.sv-prompt-pill-row[hidden] {
    display: none;
}

.sv-prompt-pill {
    display: inline-flex;
    max-width: 100%;
    min-height: 28px;
    align-items: center;
    gap: 6px;
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: 999px;
    background: var(--sv-color-surface-soft);
    color: var(--sv-color-text);
    padding: 0 4px 0 var(--sv-space-2);
    font-size: var(--sv-font-size-sm);
}

.sv-prompt-pill span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.sv-prompt-pill button {
    display: inline-flex;
    width: 22px;
    height: 22px;
    align-items: center;
    justify-content: center;
    border: 0;
    border-radius: 50%;
    background: transparent;
    color: var(--sv-color-text-dim);
    padding: 0;
    cursor: pointer;
}

.sv-prompt-pill button:hover {
    background: var(--sv-color-hover);
    color: var(--sv-color-text);
}

.sv-composer textarea {
    min-height: 44px;
    max-height: 160px;
    width: 100%;
    resize: none;
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-lg);
    background: var(--sv-color-surface);
    color: var(--sv-color-text);
    padding: var(--sv-space-3);
}

.sv-composer > .sv-button[type="submit"] {
    min-height: 44px;
    align-self: end;
}

.sv-channel-context-modal {
    display: grid;
    gap: var(--sv-space-4);
}

.sv-channel-design-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-height: min(55vh, 480px);
    gap: var(--sv-space-2);
    overflow: auto;
}

.sv-channel-design-option {
    display: grid;
    min-width: 0;
    gap: var(--sv-space-2);
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-md);
    background: var(--sv-color-surface-soft);
    color: var(--sv-color-text);
    padding: var(--sv-space-3);
    text-align: left;
    cursor: pointer;
    transition: border-color 180ms ease, background-color 180ms ease, transform 180ms ease;
}

.sv-channel-design-option:hover {
    transform: translateY(-2px);
    background: var(--sv-color-hover);
}

.sv-channel-design-option.is-selected {
    border-color: var(--sv-color-primary);
}

.sv-channel-design-name {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.sv-channel-design-preview {
    display: grid;
    min-width: 0;
    gap: 6px;
    overflow: hidden;
    color: var(--sv-color-text-dim);
    white-space: nowrap;
}

.sv-channel-design-category,
.sv-channel-design-channel span:last-child {
    overflow: hidden;
    text-overflow: ellipsis;
}

.sv-channel-design-category {
    color: var(--sv-color-text);
    font-size: var(--sv-font-size-xs);
}

.sv-channel-design-channel {
    display: flex;
    min-width: 0;
    gap: 8px;
    align-items: center;
    font-size: var(--sv-font-size-sm);
}

@media (max-width: 520px) {
    .sv-channel-design-list { grid-template-columns: 1fr; }
}

.sv-channel-field-list {
    display: grid;
    max-height: min(48vh, 420px);
    gap: var(--sv-space-2);
    overflow: auto;
}

.sv-channel-field-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 34px;
    gap: var(--sv-space-2);
}

.sv-channel-context-actions,
.sv-channel-context-tools {
    display: flex;
    align-items: center;
    gap: var(--sv-space-2);
}

.sv-channel-context-actions {
    justify-content: space-between;
}

.sv-ai-thinking {
    display: inline-flex;
    width: fit-content;
    align-items: center;
    gap: 6px;
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-md);
    background: var(--sv-color-surface);
    padding: var(--sv-space-3);
}

.sv-ai-thinking span {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--sv-color-primary);
    animation: sv-thinking 900ms ease-in-out infinite;
}

.sv-ai-thinking span:nth-child(2) {
    animation-delay: 120ms;
}

.sv-ai-thinking span:nth-child(3) {
    animation-delay: 240ms;
}

.sv-page {
    max-width: 760px;
    margin: 0 auto;
}

.sv-page h1 {
    margin: 0 0 var(--sv-space-4);
    font-size: var(--sv-font-size-xl);
}

.sv-settings-form,
.sv-billing-panel {
    display: grid;
    gap: var(--sv-space-4);
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-lg);
    background: var(--sv-color-surface);
    padding: var(--sv-space-5);
}

.sv-settings-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--sv-space-4);
}

.sv-page-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--sv-space-4);
    margin-bottom: var(--sv-space-4);
}

.sv-page-head h1,
.sv-page-head p {
    margin: 0;
}

.sv-page-head h1 + p {
    margin-top: var(--sv-space-1);
}

.sv-theme-toggle {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--sv-space-2);
}

.sv-theme-option {
    display: flex;
    width: 100%;
    min-height: 50px;
    align-items: center;
    justify-content: center;
    gap: 10px;
    border: 1px solid var(--sv-color-border-strong);
    border-radius: 12px;
    background: var(--sv-color-surface-soft);
    color: var(--sv-color-text);
    cursor: pointer;
    transition: border-color .2s ease, background .2s ease;
}
.sv-theme-option .hgi-stroke { font-size: 19px; }
.sv-theme-option.is-selected { border-color: var(--sv-color-primary); }
.sv-theme-option:hover { background: var(--sv-color-hover); }
.sv-settings-actions { display: flex; align-items: center; justify-content: space-between; gap: 12px; }

.sv-billing-balance {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    justify-content: space-between;
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-md);
    background: var(--sv-color-surface-soft);
    padding: var(--sv-space-4);
}

.sv-billing-balance-label {
    display: grid;
    gap: var(--sv-space-2);
}

.sv-billing-balance-label svg {
    display: block;
    width: 24px;
    height: 24px;
    color: var(--sv-color-primary);
}

.sv-billing-balance strong {
    font-size: 32px;
    letter-spacing: 0;
}

.sv-buy-panel {
    display: grid;
    gap: var(--sv-space-4);
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-md);
    background: var(--sv-color-surface-soft);
    padding: var(--sv-space-4);
}

.sv-buy-head,
.sv-buy-summary,
.sv-slider-range {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--sv-space-3);
}

.sv-buy-head h2 {
    margin: 0 0 var(--sv-space-1);
    font-size: var(--sv-font-size-lg);
}

.sv-buy-head p {
    margin: 0;
}

.sv-discount-pill {
    display: inline-flex;
    min-height: 28px;
    align-items: center;
    border: var(--sv-border-width) solid var(--sv-color-success-soft);
    border-radius: 999px;
    color: var(--sv-color-success);
    padding: 0 var(--sv-space-3);
    font-size: var(--sv-font-size-xs);
    font-weight: 400;
    white-space: nowrap;
}

.sv-buy-summary > div {
    display: grid;
    gap: var(--sv-space-1);
}

.sv-buy-summary strong {
    font-size: var(--sv-font-size-xl);
}

.sv-credit-slider {
    height: 6px;
    width: 100%;
    appearance: none;
    border-radius: 999px;
    outline: 0;
    background: linear-gradient(90deg, var(--sv-color-primary) var(--sv-slider-progress, 25%), var(--sv-color-border) var(--sv-slider-progress, 25%));
    accent-color: var(--sv-color-primary);
}

.sv-credit-slider::-webkit-slider-thumb {
    width: 18px;
    height: 18px;
    appearance: none;
    border: 3px solid var(--sv-color-surface);
    border-radius: 50%;
    background: var(--sv-color-primary);
    box-shadow: 0 0 0 1px var(--sv-color-border-strong);
    cursor: pointer;
}

.sv-credit-slider::-moz-range-thumb {
    width: 14px;
    height: 14px;
    border: 3px solid var(--sv-color-surface);
    border-radius: 50%;
    background: var(--sv-color-primary);
    box-shadow: 0 0 0 1px var(--sv-color-border-strong);
    cursor: pointer;
}

.sv-credit-slider:focus-visible {
    box-shadow: 0 0 0 3px var(--sv-color-primary-focus);
}

.sv-buy-button {
    justify-self: start;
}

.sv-promo-redeem {
    display: grid;
    gap: var(--sv-space-4);
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-md);
    background: var(--sv-color-surface-soft);
    padding: var(--sv-space-4);
}

.sv-promo-redeem h2,
.sv-promo-redeem p {
    margin: 0;
}

.sv-promo-redeem h2 + p {
    margin-top: var(--sv-space-1);
}

.sv-promo-redeem-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: var(--sv-space-2);
}

.sv-admin-page {
    display: grid;
    gap: var(--sv-space-4);
}

.sv-admin-page--wide {
    max-width: 1040px;
}

.sv-admin-stats {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--sv-space-3);
}

.sv-admin-stat,
.sv-skeleton-card,
.sv-analytics-chart,
.sv-admin-table,
.sv-admin-form {
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-lg);
    background: var(--sv-color-surface);
}

.sv-admin-stat {
    display: grid;
    gap: var(--sv-space-2);
    padding: var(--sv-space-4);
}

.sv-admin-stat svg {
    width: 22px;
    height: 22px;
    color: var(--sv-color-primary);
}

.sv-admin-stat strong {
    font-size: 28px;
}

.sv-period-control {
    display: inline-flex;
    gap: var(--sv-space-1);
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-md);
    background: var(--sv-color-surface);
    padding: var(--sv-space-1);
}

.sv-period-control button {
    min-height: 30px;
    border: 0;
    border-radius: var(--sv-radius-sm);
    background: transparent;
    color: var(--sv-color-text-dim);
    padding: 0 var(--sv-space-3);
    cursor: pointer;
}

.sv-period-control button.is-active,
.sv-period-control button:hover {
    background: var(--sv-color-surface-soft);
    color: var(--sv-color-text);
}

.sv-analytics-chart {
    min-height: 360px;
    width: 100%;
    overflow: hidden;
    padding: var(--sv-space-4);
}

.sv-chart-message {
    display: grid;
    min-height: 320px;
    place-items: center;
    color: var(--sv-color-text-dim);
    font-size: var(--sv-font-size-sm);
}

.sv-chart-message--error {
    color: var(--sv-color-danger);
}

.sv-admin-search {
    display: flex;
    min-width: 240px;
    align-items: center;
    gap: var(--sv-space-2);
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-md);
    background: var(--sv-color-surface);
    padding: 0 var(--sv-space-3);
}

.sv-admin-search input {
    min-height: 36px;
    min-width: 0;
    width: 100%;
    border: 0;
    outline: 0;
    background: transparent;
    color: var(--sv-color-text);
}

.sv-admin-table {
    overflow: hidden;
}

.sv-admin-table-row {
    display: grid;
    grid-template-columns: minmax(160px, 1.4fr) minmax(160px, 1.2fr) minmax(80px, 0.5fr) auto;
    gap: var(--sv-space-3);
    align-items: center;
    min-height: 54px;
    border-bottom: var(--sv-border-width) solid var(--sv-color-border);
    padding: var(--sv-space-3) var(--sv-space-4);
}

.sv-admin-table-row:last-child {
    border-bottom: 0;
}

.sv-admin-table-head {
    min-height: 40px;
    background: var(--sv-color-surface-soft);
    color: var(--sv-color-text-dim);
    font-size: var(--sv-font-size-xs);
    font-weight: 400;
}

.sv-admin-user-cell,
.sv-admin-profile-head {
    display: flex;
    align-items: center;
    gap: var(--sv-space-3);
    min-width: 0;
}

.sv-admin-user-cell img,
.sv-admin-profile-head img {
    width: 32px;
    height: 32px;
    flex: 0 0 auto;
    border-radius: 50%;
}

.sv-admin-form {
    display: grid;
    gap: var(--sv-space-4);
    padding: var(--sv-space-5);
}

.sv-promo-form {
    grid-template-columns: minmax(160px, 1fr) minmax(120px, 0.5fr) minmax(140px, 0.5fr) auto;
    align-items: end;
}

.sv-layout-panel[hidden] {
    display: none;
}

.sv-layout-panel {
    position: fixed;
    inset: 0;
    z-index: 70;
}

.sv-layout-panel__overlay {
    position: absolute;
    inset: 0;
    background: var(--sv-color-overlay);
    display: none;
}

.sv-layout-panel__sheet {
    position: absolute;
    inset: 0;
    display: flex;
    width: 100%;
    height: 100%;
    flex-direction: column;
    background: var(--sv-color-bg);
    box-shadow: none;
    animation: sv-panel-in var(--sv-motion-med);
}

.sv-layout-panel__head {
    display: flex;
    min-height: 76px;
    align-items: center;
    justify-content: space-between;
    gap: var(--sv-space-4);
    border-bottom: var(--sv-border-width) solid var(--sv-color-border);
    background: var(--sv-color-surface);
    padding: var(--sv-space-4);
}

.sv-layout-panel__head span,
.sv-layout-panel__head p {
    color: var(--sv-color-text-dim);
    font-size: var(--sv-font-size-sm);
}

.sv-layout-panel__head h2,
.sv-layout-panel__head p {
    margin: 0;
}

.sv-layout-panel__head h2 {
    margin-top: 2px;
    font-size: var(--sv-font-size-lg);
}

.sv-layout-panel__body {
    min-height: 0;
    flex: 1;
    overflow: hidden;
    padding: 0;
}

.sv-layout-panel-editor {
    display: flex;
    min-height: 0;
    height: 100%;
    flex-direction: column;
    max-width: none;
    margin: 0;
    border: 0;
    border-radius: 0;
}

.sv-inspector {
    width: 280px;
    border-left: var(--sv-border-width) solid var(--sv-color-border);
    background: var(--sv-color-surface);
    padding: var(--sv-space-4);
    overflow: auto;
}

.sv-inspector header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.sv-inspector h2 {
    margin: 0;
    font-size: var(--sv-font-size-lg);
}

.sv-inspector dl {
    display: grid;
    gap: var(--sv-space-3);
}

.sv-inspector dt {
    color: var(--sv-color-text-dim);
    font-size: var(--sv-font-size-xs);
}

.sv-inspector dd {
    margin: 2px 0 0;
}

.sv-modal[hidden],
.sv-mobile-backdrop[hidden] {
    display: none;
}

.sv-modal {
    position: fixed;
    inset: 0;
    z-index: 100;
}

.sv-modal__overlay,
.sv-mobile-backdrop {
    position: fixed;
    inset: 0;
    background: var(--sv-color-overlay);
}

.sv-modal__panel {
    position: absolute;
    top: 50%;
    left: 50%;
    width: min(560px, calc(100vw - 32px));
    max-height: calc(100vh - 48px);
    transform: translate(-50%, -50%);
    overflow: auto;
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-lg);
    background: var(--sv-color-surface);
    box-shadow: var(--sv-shadow-sm);
}

#sv-export-modal .sv-modal__panel {
    width: min(720px, calc(100vw - 32px));
}

.sv-modal__panel header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: var(--sv-border-width) solid var(--sv-color-border);
    padding: var(--sv-space-4);
}

.sv-modal__panel h2 {
    margin: 0;
    font-size: var(--sv-font-size-lg);
}

.sv-modal__body {
    padding: var(--sv-space-4);
}

.sv-export,
.sv-export-hero,
.sv-export-card {
    display: grid;
    gap: var(--sv-space-4);
}

.sv-export-hero,
.sv-export-card {
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-lg);
    background: var(--sv-color-surface-soft);
    padding: var(--sv-space-4);
}

.sv-export-hero strong {
    font-size: 34px;
    letter-spacing: 0;
}

.sv-export-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--sv-space-3);
}

.sv-export-card h3,
.sv-export-card p {
    margin: 0;
}

.sv-export-card p {
    color: var(--sv-color-text-dim);
    line-height: 1.5;
}

.sv-export-step {
    display: inline-flex;
    width: 28px;
    height: 28px;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--sv-color-primary);
    color: var(--sv-color-on-primary);
    font-weight: 400;
}

.sv-export-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--sv-space-2);
    align-items: center;
}

.sv-export--compact {
    gap: var(--sv-space-3);
}

.sv-export-code-panel {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    gap: var(--sv-space-4);
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-lg);
    background: var(--sv-color-surface-soft);
    padding: var(--sv-space-4);
}

.sv-export-code-copy {
    display: grid;
    gap: var(--sv-space-3);
    min-width: 0;
}

.sv-export-code-copy p {
    margin: var(--sv-space-1) 0 0;
    color: var(--sv-color-text-dim);
    line-height: 1.5;
}

.sv-export-code-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 34px 34px;
    gap: var(--sv-space-2);
    align-items: center;
}

.sv-export-code-input {
    height: 40px;
    font-size: var(--sv-font-size-xl);
    font-weight: 400;
    letter-spacing: 0;
}

.sv-export-invite {
    min-height: 40px;
    white-space: nowrap;
}

.sv-toast-region {
    position: fixed;
    right: var(--sv-space-4);
    bottom: var(--sv-space-4);
    z-index: 200;
    display: grid;
    gap: var(--sv-space-2);
}

.sv-toast {
    min-width: 240px;
    border: var(--sv-border-width) solid var(--sv-color-border);
    border-radius: var(--sv-radius-md);
    background: var(--sv-toast-bg);
    box-shadow: var(--sv-shadow-sm);
    padding: var(--sv-space-3);
    opacity: 0;
    transform: translateX(34px) scale(0.96);
    animation: sv-toast-in 260ms cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}

.sv-toast--error {
    border-color: var(--sv-color-danger-soft);
}

.sv-toast--success {
    border-color: var(--sv-color-success-border);
}

.sv-toast.is-hiding {
    animation: sv-toast-out 220ms ease-in forwards;
}

.sv-composer-menu:not([hidden]) {
    display: grid !important;
}

.sv-skeleton-line,
.sv-skeleton-card span,
.sv-skeleton-card strong,
.sv-skeleton-card em,
.sv-skeleton-row span {
    display: block;
    overflow: hidden;
    border-radius: var(--sv-radius-sm);
    background: linear-gradient(90deg, var(--sv-color-surface-soft), var(--sv-color-hover), var(--sv-color-surface-soft));
    background-size: 220% 100%;
    animation: sv-skeleton 1.1s ease-in-out infinite;
}

.sv-skeleton-line {
    height: 14px;
    width: 70%;
}

.sv-skeleton-line--wide {
    width: 100%;
}

.sv-skeleton-line--short {
    width: 44%;
}

.sv-skeleton-card {
    display: grid;
    gap: var(--sv-space-3);
    padding: var(--sv-space-4);
}

.sv-skeleton-card span {
    width: 32px;
    height: 32px;
    border-radius: var(--sv-radius-md);
}

.sv-skeleton-card strong {
    height: 22px;
    width: 55%;
}

.sv-skeleton-card em {
    height: 12px;
    width: 78%;
}

.sv-skeleton-row span {
    height: 14px;
}

.sv-project-row--skeleton {
    min-height: 42px;
    padding: var(--sv-space-3);
}

@keyframes sv-toast-in {
    to {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
}

@keyframes sv-toast-out {
    to {
        opacity: 0;
        transform: translateX(34px) scale(0.96);
    }
}

@keyframes sv-rise-in {
    from {
        opacity: 0;
        transform: translateY(6px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes sv-pop-in {
    from {
        opacity: 0;
        transform: translateY(-4px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes sv-panel-in {
    from {
        transform: translateX(18px);
    }
    to {
        transform: translateX(0);
    }
}

@keyframes sv-skeleton {
    from {
        background-position: 120% 0;
    }
    to {
        background-position: -120% 0;
    }
}

@keyframes sv-thinking {
    0%, 80%, 100% {
        opacity: 0.35;
        transform: translateY(0);
    }
    40% {
        opacity: 1;
        transform: translateY(-3px);
    }
}

.sv-mobile-only {
    display: none;
}

svg:not(.apexcharts-svg) {
    width: 16px;
    height: 16px;
    display: block;
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation: none !important;
        scroll-behavior: auto !important;
        transition: none !important;
    }
}

@media (max-width: 920px) {
    body.sv-body {
        overflow: hidden;
    }

    .sv-mobile-only {
        display: inline-flex;
    }

    .sv-sidebar {
        position: fixed;
        inset: 0 auto 0 0;
        transform: translateX(-100%);
        transition: transform 160ms ease;
    }

    .sv-sidebar.is-open {
        transform: translateX(0);
    }

    .sv-mobile-backdrop {
        z-index: 15;
    }

    .sv-topbar-actions .sv-button span {
        display: none;
    }

    .sv-conversation {
        padding: var(--sv-space-4);
    }

    .sv-message {
        grid-template-columns: 32px minmax(0, 1fr);
    }

    .sv-layout-panel__overlay {
        display: none;
    }

    .sv-layout-panel__sheet {
        inset: 0;
        width: 100%;
        border-left: 0;
    }

    .sv-layout-panel__body {
        padding: 0;
    }

    .sv-editor-master-detail {
        grid-template-columns: 1fr;
        grid-template-rows: minmax(180px, 38vh) minmax(0, 1fr);
    }

    .sv-editor-list-pane {
        border-right: 0;
        border-bottom: var(--sv-border-width) solid var(--sv-color-border);
    }

    .sv-editor-detail-pane {
        padding: var(--sv-space-4);
    }

    .sv-detail-grid,
    .sv-detail-grid--compact,
    .sv-channel-permission-mode {
        grid-template-columns: 1fr;
    }

    .sv-permission-segment {
        justify-self: start;
    }

    .sv-layout-summary-card {
        align-items: stretch;
        flex-direction: column;
    }

    .sv-layout-summary-actions .sv-button {
        flex: 1;
    }

    .sv-channel-row {
        grid-template-columns: 28px 24px minmax(120px, 1fr) 86px 34px;
    }

    .sv-topic-input {
        display: none;
    }

    .sv-permission-grid {
        grid-template-columns: 1fr;
    }

    .sv-embed-message-grid,
    .sv-embed-field-row {
        grid-template-columns: 1fr;
    }

    .sv-embed-preview-fields {
        grid-template-columns: 1fr;
    }

    .sv-inspector {
        position: fixed;
        right: 0;
        bottom: 0;
        left: 0;
        z-index: 80;
        width: auto;
        max-height: 45vh;
        border-top: var(--sv-border-width) solid var(--sv-color-border);
        border-left: 0;
    }

    .sv-composer {
        padding: var(--sv-space-3);
    }

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

    .sv-admin-stats,
    .sv-export-grid,
    .sv-promo-form {
        grid-template-columns: 1fr;
    }

    .sv-admin-table-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 560px) {
    .sv-topbar {
        padding: 0 var(--sv-space-2);
    }

    .sv-inline-edit {
        max-width: 38vw;
    }

    .sv-generated-layout:not(.sv-layout-panel-editor) .sv-editor-body {
        padding: var(--sv-space-3);
    }

    .sv-category-head,
    .sv-role-head {
        flex-wrap: wrap;
    }

    .sv-channel-row {
        grid-template-columns: 28px 24px minmax(0, 1fr) 76px 34px;
    }

    .sv-channel-permissions__head,
    .sv-inline-controls,
    .sv-embed-channel-head,
    .sv-embed-message-card header,
    .sv-embed-fields-head {
        align-items: stretch;
        flex-direction: column;
    }

    .sv-inline-controls .sv-select,
    .sv-inline-controls .sv-button {
        width: 100%;
    }

    .sv-channel-permission-mode {
        grid-template-columns: 1fr;
    }

    .sv-layout-summary-actions {
        align-items: stretch;
        flex-direction: column;
    }

    .sv-composer {
        grid-template-columns: auto minmax(0, 1fr) auto;
    }

    .sv-page-head,
    .sv-buy-head,
    .sv-buy-summary,
    .sv-promo-redeem-row,
    .sv-export-code-panel {
        align-items: stretch;
        flex-direction: column;
        grid-template-columns: 1fr;
    }
}

/* Shared typography and icon treatment. */
body.sv-body,
body.sv-body button,
body.sv-body input,
body.sv-body select,
body.sv-body textarea {
    font-family: var(--sv-font-family);
}

body.sv-body * {
    font-weight: 400;
}

.hgi-stroke {
    display: inline-flex;
    flex: 0 0 auto;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    line-height: 1;
}

.sv-main {
    position: relative;
    isolation: isolate;
}

.sv-main::before {
    position: absolute;
    inset: 0;
    z-index: 0;
    background: #a82729 url('../images/red-mesh-gradient.webp') center center / cover no-repeat;
    content: "";
    opacity: 0;
    pointer-events: none;
    transition: opacity 500ms ease;
}

.sv-main > .sv-conversation,
.sv-main > .sv-composer-zone {
    position: relative;
    z-index: 1;
}

.sv-main.is-empty-project::before {
    opacity: 1;
}

.sv-main.is-empty-project .sv-topbar {
    border-bottom-color: rgba(255, 255, 255, 0.16);
    background: transparent;
    color: #fff;
}

.sv-topbar {
    transition: background 500ms ease, border-color 500ms ease, color 500ms ease;
}

.sv-composer-zone {
    width: 100%;
    flex: 0 0 auto;
}

.sv-composer-zone[hidden] {
    display: none;
}

.sv-new-project-heading {
    max-width: 760px;
    margin: 0 auto 24px;
    color: #fff;
    font-size: clamp(24px, 3vw, 36px);
    text-align: center;
    text-wrap: balance;
}

.sv-main.is-empty-project .sv-composer-zone {
    position: absolute;
    top: 50%;
    left: 50%;
    z-index: 5;
    width: min(760px, calc(100% - 32px));
    transform: translate(-50%, -50%);
}

.sv-main.is-empty-project .sv-new-project-heading {
    position: absolute;
    right: 0;
    bottom: calc(100% + 24px);
    left: 0;
    margin: 0;
}

.sv-main.is-empty-project .sv-topbar .sv-credits-pill {
    border-color: rgba(255, 255, 255, 0.25);
    background: rgba(0, 0, 0, 0.15);
    color: #fff;
}

.sv-composer {
    width: min(760px, calc(100% - 32px));
    margin: 0 auto 16px;
    align-items: center;
    border: 1px solid var(--sv-color-border-strong);
    border-radius: 16px;
    background: var(--sv-color-surface);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.18);
    padding: 6px 10px;
}

.sv-composer:focus-within {
    border-color: var(--sv-color-primary);
}

.sv-composer textarea {
    min-height: 42px;
    border: 0;
    border-radius: 0;
    background: transparent;
    padding: 10px 4px;
    line-height: 1.5;
}

.sv-composer textarea:focus {
    border: 0;
    outline: 0;
}

.sv-composer .sv-composer-plus,
.sv-composer .sv-composer-send {
    width: 36px;
    min-height: 36px;
    border: 0;
    border-radius: 8px;
    background: transparent;
    color: var(--sv-color-text);
    padding: 0;
    box-shadow: none;
}

.sv-composer .sv-composer-plus:hover,
.sv-composer .sv-composer-send:hover,
.sv-composer .sv-composer-plus[aria-expanded="true"] {
    border: 0;
    background: var(--sv-color-hover);
    color: var(--sv-color-primary);
}

.sv-main.is-empty-project .sv-composer {
    width: 100%;
    margin: 0;
}

.sv-starter-suggestions {
    display: grid;
    align-content: start;
    gap: 8px;
    margin-top: 10px;
    position: relative;
}

.sv-starter-suggestions.is-transitioning { overflow: visible !important; }

.sv-starter-suggestions[hidden] {
    display: none;
}

.sv-main.is-empty-project .sv-starter-suggestions {
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    width: 100%;
    max-height: min(36vh, 220px);
    margin: 0;
    overflow: auto;
}

.sv-starter-suggestion {
    display: flex;
    width: 100%;
    min-height: 56px;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    border: 1px solid var(--sv-color-border-strong);
    border-radius: 16px;
    background: var(--sv-color-surface);
    box-shadow: 0 12px 28px rgba(0,0,0,.12);
    color: var(--sv-color-text);
    padding: 10px 20px;
    text-align: left;
    cursor: pointer;
}

.sv-starter-suggestion.is-exiting {
    position: absolute;
    pointer-events: none;
    z-index: 1;
}

.sv-starter-suggestion:hover {
    background: var(--sv-color-surface-soft);
}

.sv-starter-suggestion .hgi-stroke {
    color: var(--sv-color-text-dim);
}

.sv-composer:focus-within {
    border-color: var(--sv-color-border-strong);
    outline: 0;
}

.sv-prompt-pill-hash {
    color: var(--sv-color-text-dim);
    font-size: 18px;
    line-height: 1;
}

.sv-layout-preview {
    width: 100%;
    max-width: 760px;
    margin: 0 auto 24px;
    overflow: hidden;
    border: 1px solid var(--sv-color-border-strong);
    border-radius: 16px;
    background: var(--sv-color-surface);
    box-shadow: none;
}

/* Shared controls and app surfaces */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--sv-color-primary) transparent;
}

*::-webkit-scrollbar { width: 8px; height: 8px; }
*::-webkit-scrollbar-track { background: transparent; }
*::-webkit-scrollbar-thumb {
    border-radius: 999px;
    background: var(--sv-color-primary);
}
*::-webkit-scrollbar-corner { background: transparent; }

.sv-billing-balance-label {
    display: flex;
    align-items: center;
    gap: 10px;
}

.sv-billing-balance-label .hgi-stroke,
.sv-billing-balance-label svg { flex: 0 0 24px; font-size: 24px; }

.sv-admin-stat {
    grid-template-columns: 24px minmax(0, 1fr);
    align-items: center;
    column-gap: 10px;
}

.sv-admin-stat > .hgi-stroke,
.sv-admin-stat > svg { grid-column: 1; grid-row: 1; justify-self: start; font-size: 22px; }
.sv-admin-stat > .sv-muted { grid-column: 2; grid-row: 1; }
.sv-admin-stat > strong { grid-column: 1 / -1; grid-row: 2; }

.sv-switch-row {
    display: flex;
    width: 100%;
    min-height: 38px;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    cursor: pointer;
}

.sv-switch-row input[type="checkbox"] {
    position: absolute;
    width: 1px;
    height: 1px;
    opacity: 0;
}

.sv-switch-track {
    position: relative;
    display: block;
    flex: 0 0 38px;
    width: 38px;
    height: 22px;
    border: 1px solid var(--sv-color-border-strong);
    border-radius: 999px;
    background: var(--sv-color-surface-soft);
    transition: background .2s ease, border-color .2s ease;
}

.sv-switch-track::after {
    content: "";
    position: absolute;
    top: 2px;
    left: 2px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--sv-color-text-dim);
    transition: transform .2s cubic-bezier(.22,1,.36,1), background .2s ease;
}

.sv-switch-row input:checked + .sv-switch-track {
    border-color: var(--sv-color-primary);
    background: var(--sv-color-primary);
}
.sv-switch-row input:checked + .sv-switch-track::after {
    transform: translateX(16px);
    background: #fff;
}
.sv-switch-row input:focus-visible + .sv-switch-track {
    outline: 2px solid var(--sv-color-primary);
    outline-offset: 3px;
}

.sv-permission-segment { grid-template-columns: repeat(3, minmax(60px, 1fr)); }
.sv-permission-choice { width: 60px; font-size: 11px; }

.sv-admin-settings-page { max-width: 760px; }
.sv-admin-settings-form { display: grid; gap: 20px; padding: 24px; }
.sv-admin-settings-form .sv-field { display: grid; gap: 8px; }
.sv-admin-settings-form .sv-field small { line-height: 1.5; }
.sv-admin-settings-form textarea { min-height: 140px; resize: vertical; }
.sv-admin-settings-form input[readonly] { color: var(--sv-color-text-dim); }
.sv-admin-settings-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.sv-style-editor { display: grid; gap: 10px; padding-top: 8px; }
.sv-style-editor h2 { margin: 0; font-size: 18px; font-weight: 400; }
.sv-style-editor > p { margin: 0 0 8px; line-height: 1.5; }
.sv-style-card { border: 1px solid var(--sv-color-border-strong); border-radius: 12px; overflow: hidden; }
.sv-style-card summary { display: flex; justify-content: space-between; gap: 12px; padding: 14px 16px; cursor: pointer; }
.sv-style-card summary small { color: var(--sv-color-text-dim); }
.sv-style-card[open] summary { border-bottom: 1px solid var(--sv-color-border); }
.sv-style-fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; padding: 16px; }
.sv-style-emoji { grid-column: 1 / -1; }
@media (max-width: 600px) { .sv-style-fields { grid-template-columns: 1fr; } }

body.sv-login-body {
    min-height: 100vh;
    background: #171113 url('../images/red-mesh-gradient.webp') center / cover no-repeat;
    overflow: auto;
}
.sv-login-screen {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}
.sv-login-brand {
    align-self: flex-start;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 19px;
}
.sv-login-brand img { width: 30px; height: 30px; object-fit: contain; }
.sv-login-card {
    width: min(100%, 420px);
    display: grid;
    gap: 18px;
    padding: 32px;
    border: 1px solid var(--sv-color-border-strong);
    border-radius: 20px;
    background: var(--sv-color-surface);
}
.sv-login-eyebrow { color: var(--sv-color-primary); font-size: 12px; }
.sv-login-card h1 { margin: 0; font-size: clamp(26px, 4vw, 34px); font-weight: 400; line-height: 1.2; }
.sv-login-card p { margin: 0; color: var(--sv-color-text-dim); line-height: 1.6; }
.sv-login-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 52px;
    padding: 0 28px;
    border-radius: 12px;
    background: var(--sv-color-surface);
    border: 1px solid var(--sv-color-border-strong);
    color: var(--sv-color-text);
    text-decoration: none;
    transition: border-color .2s ease, transform .2s ease;
}
.sv-login-button:hover { color: var(--sv-color-text); border-color: var(--sv-color-primary); transform: translateY(-2px); }
.sv-login-button.is-disabled { opacity: .55; cursor: not-allowed; }
.sv-login-card .sv-login-error { color: var(--sv-color-danger); }
.sv-login-footer { color: var(--sv-color-text-dim); font-size: 12px; }

@media (prefers-reduced-motion: reduce) {
    .sv-starter-suggestion, .sv-switch-track, .sv-switch-track::after, .sv-login-button { transition: none; }
}

.sv-message--layout {
    display: block;
    max-width: 760px;
}

.sv-layout-preview-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 20px;
}

.sv-layout-preview-head h2,
.sv-layout-preview-head p {
    margin: 0;
}

.sv-layout-preview-head h2 {
    font-size: 20px;
}

.sv-layout-preview-head p {
    margin-top: 5px;
    color: var(--sv-color-text-dim);
    font-size: 12px;
}

.sv-layout-preview-tabs {
    display: flex;
    gap: 4px;
    border-top: 1px solid var(--sv-color-border);
    border-bottom: 1px solid var(--sv-color-border);
    padding: 8px 14px;
}

.sv-layout-preview-content {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 0;
    max-height: 440px;
    overflow: auto;
}

.sv-layout-preview-channels,
.sv-layout-preview-embeds {
    display: grid;
    align-content: start;
    gap: 4px;
    min-width: 0;
    padding: 18px;
}

.sv-layout-preview-channels {
    border-right: 1px solid var(--sv-color-border);
}

.sv-layout-preview-channels h3 {
    margin: 12px 8px 4px;
    color: var(--sv-color-text-dim);
    font-size: 12px;
}

.sv-layout-preview-channel,
.sv-layout-preview-role,
.sv-layout-preview-embed {
    min-width: 0;
    border: 1px solid transparent;
    border-radius: 10px;
    background: transparent;
    color: var(--sv-color-text);
    padding: 10px;
    text-align: left;
    cursor: pointer;
}

.sv-layout-preview-channel,
.sv-layout-preview-role {
    display: flex;
    align-items: center;
    gap: 10px;
}

.sv-layout-preview-channel:hover,
.sv-layout-preview-role:hover,
.sv-layout-preview-embed:hover {
    border-color: var(--sv-color-border);
    background: var(--sv-color-surface-soft);
}

.sv-layout-preview-embed {
    display: grid;
    gap: 6px;
    border-color: var(--sv-color-border);
    background: var(--sv-color-bg);
    border-left-width: 3px;
}

.sv-layout-preview-embed small,
.sv-layout-preview-embed > span {
    color: var(--sv-color-text-dim);
}

.sv-layout-preview-embed > span {
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
}

.sv-layout-panel {
    position: relative;
    inset: auto;
    z-index: 2;
    min-height: 0;
    flex: 1;
    width: min(760px, calc(100% - 32px));
    margin: 0 auto;
    padding: 16px 0;
}

.sv-layout-panel__sheet {
    position: relative;
    inset: auto;
    overflow: hidden;
    height: 100%;
    border: 1px solid var(--sv-color-border-strong);
    border-radius: 16px;
    background: var(--sv-color-surface);
    box-shadow: none;
    animation: none;
}

.sv-editor-tabs {
    align-items: center;
    gap: 6px;
}

.sv-editor-back {
    margin-right: auto;
    border-color: transparent;
    background: transparent;
}

.sv-layout-panel__head {
    justify-content: flex-start;
}

.sv-layout-panel__body,
.sv-layout-panel-editor,
.sv-editor-list-pane,
.sv-editor-detail-pane {
    background: var(--sv-color-surface);
}

.sv-editor-channel-row {
    display: flex;
    align-items: center;
    gap: 2px;
}

.sv-editor-channel-row .sv-editor-list-item {
    flex: 1;
}

.sv-editor-channel-drag {
    flex: 0 0 32px;
    border: 0;
    background: transparent;
    color: var(--sv-color-text-dim);
    cursor: grab;
}

.sv-editor-channel-row.is-dragging {
    opacity: .55;
}

.sv-layout-panel .sv-editor-master-detail {
    grid-template-columns: minmax(210px, 38%) minmax(0, 1fr);
}

.sv-layout-panel .sv-editor-list-pane {
    padding: 12px;
}

.sv-layout-panel .sv-editor-detail-pane {
    padding: 16px;
}

.sv-editor-embed-overview {
    display: grid;
    gap: 6px;
}

.sv-editor-embed-overview > small {
    color: var(--sv-color-text-dim);
}

@media (max-width: 920px) {
    .sv-layout-preview-content {
        grid-template-columns: 1fr;
    }
    .sv-layout-preview-channels {
        border-right: 0;
        border-bottom: 1px solid var(--sv-color-border);
    }
    .sv-layout-panel {
        width: calc(100% - 16px);
        padding: 8px 0;
    }
    .sv-layout-panel .sv-editor-master-detail {
        grid-template-columns: 1fr;
        grid-template-rows: minmax(180px, 38vh) minmax(0, 1fr);
    }
    .sv-layout-preview-head {
        align-items: flex-start;
        flex-direction: column;
    }
}

@media (max-width: 560px) {
    .sv-composer {
        width: calc(100% - 24px);
        margin-bottom: 12px;
        padding: 6px;
    }
}

/* The mobile menu button is three simple lines, without a button surface. */
@media (max-width: 920px) {
    .sv-sidebar-toggle.sv-icon-button,
    .sv-sidebar-toggle.sv-icon-button:hover,
    .sv-sidebar-toggle.sv-icon-button:active {
        flex: 0 0 40px;
        width: 40px;
        height: 40px;
        padding: 0;
        border: 0;
        border-radius: 0;
        background: transparent;
        box-shadow: none;
        color: inherit;
        transform: none;
    }

    .sv-sidebar-toggle:focus-visible {
        outline: 2px solid currentColor;
        outline-offset: 1px;
    }

    .sv-sidebar-toggle__lines {
        display: flex;
        width: 21px;
        flex-direction: column;
        gap: 5px;
    }

    .sv-sidebar-toggle__lines > span {
        display: block;
        width: 100%;
        height: 2px;
        border-radius: 1px;
        background: currentColor;
    }
}

@media (max-width: 920px) {
    .sv-detail-grid--channel {
        grid-template-columns: minmax(0, 1fr) minmax(90px, .65fr);
    }
}

.sv-editor-list-copy small {
    display: none;
}