/* ============================================================
   Global Reset & Base
   ============================================================ */

*, *::before, *::after {
    box-sizing: border-box;
}

html {
    font-size: 16px;
}

body {
    margin: 0;
    font-family: var(--font-sans);
    font-size: var(--text-body-lg);
    font-weight: var(--font-weight-regular);
    line-height: var(--leading-normal);
    color: var(--color-text);
    background-color: var(--color-bg);
}

a {
    color: var(--color-link);
    text-decoration: none;
}

a:hover {
    color: var(--color-link-hover);
}

p {
    margin: 0 0 var(--space-4);
}

h1, h2, h3, h4, h5, h6 {
    margin: 0 0 var(--space-4);
    font-weight: var(--font-weight-semibold);
    line-height: var(--leading-tight);
}

h1 { font-size: var(--text-display-xl); }
h2 { font-size: var(--text-heading-xl); }
h3 { font-size: var(--text-heading-lg); }
h4 { font-size: var(--text-heading-md); }
h5 { font-size: var(--text-body-lg); }
h6 { font-size: var(--text-body-sm); }

strong { font-weight: var(--font-weight-semibold); }

img { max-width: 100%; height: auto; }

hr {
    border: none;
    border-top: 1px solid var(--color-border);
    margin: var(--space-4) 0;
}

/* ============================================================
   Layout
   ============================================================ */

.app-layout {
    display: flex;
    height: 100vh;
    overflow: hidden;
}

.sidebar {
    width: var(--sidebar-width);
    flex-shrink: 0;
    display: flex;
    position: relative;
    z-index: 10;
    flex-direction: column;
    align-items: center;
    padding: var(--space-2) 0;
    height: 100vh;
}

.icon {
    width: 1.25em;
    height: 1.25em;
    flex-shrink: 0;
    vertical-align: middle;
}

.icon-nav {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    width: 56px;
    border-radius: var(--radius-md);
    padding: var(--space-2);
    background-color: var(--color-surface);
}

.icon-nav-item {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    color: var(--color-text);
    transition: background-color 0.15s ease;
}

.icon-nav-item:hover {
    background-color: var(--color-surface);
    color: var(--color-text);
}

.icon-nav-item.is-active {
    background-color: var(--color-grey-900);
}

.icon-nav-item.is-active:hover {
    background-color: var(--color-grey-700);
}

.icon-nav-item svg {
    width: 100%;
    height: 100%;
}

.icon-nav-item.is-active svg {
    filter: invert(1);
}

.app-content {
    flex: 1;
    min-width: 0;
    overflow-y: auto;
    padding: var(--space-2);
    padding-left: 0;
}

.app-content:has(.thread-detail) {
    overflow-y: hidden;
}

.app-bg {
    position: relative;
    display: flex;
    align-items: flex-start;
    min-height: 100%;
    overflow: auto;
    padding: var(--space-1);
    border-radius: var(--radius-md);
    background-color: var(--color-surface);
}

.app-bg.has-gradient {
    background: linear-gradient(to bottom, var(--color-bg) 0%, #ede5f5 100%);
    flex-direction: column;
    align-items: stretch;
    min-height: 100%;
    padding: 0;
}

.app-content:has(.thread-detail) .app-bg {
    height: 100%;
    overflow: hidden;
}

.app-bg.is-centered {
    align-items: center;
    justify-content: center;
}

.app-bg.is-settings {
    flex-direction: column;
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    gap: var(--space-4);
}

/* ============================================================
   Auth Card
   ============================================================ */

.auth-card {
    width: 100%;
    max-width: 500px;
    padding: var(--space-8) var(--space-9);
    margin: var(--space-10) var(--space-10);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: clip;
}

.auth-card form {
    display: flex;
    flex-direction: column;
    gap: 19px;
}

.auth-card .field {
    margin-bottom: 0;
}

.auth-logo {
    margin-bottom: var(--space-8);
    text-align: center;
}

.auth-title {
    font-size: var(--text-heading-lg);
    font-weight: var(--font-weight-semibold);
    text-align: center;
    margin-bottom: var(--space-3);
}

.auth-password-row {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    margin-bottom: var(--space-1);
}

.auth-password-row .label {
    margin-bottom: 0;
}

.auth-forgot {
    font-size: var(--text-body-sm);
    color: var(--color-text-muted);
    text-decoration: none;
}

.auth-forgot:hover {
    color: var(--color-text);
}

.auth-logout {
    position: absolute;
    top: var(--space-5);
    right: var(--space-5);
    color: var(--color-text-muted);
    font-size: var(--text-body-sm);
    text-decoration: none;
}

.auth-logout:hover {
    color: var(--color-text);
}

.auth-submit {
    width: 100%;
    border-radius: var(--radius-btn);
    padding: var(--space-3) var(--space-5);
    font-size: var(--text-body-lg);
    font-weight: var(--font-weight-semibold);
    margin-top: 0;
}

.auth-desc {
    font-size: var(--text-body-lg);
    text-align: center;
    line-height: 1.6;
    color: var(--color-text);
    margin-bottom: 0;
}

.auth-description {
    font-size: var(--text-body-lg);
    text-align: center;
    line-height: 1.6;
    color: var(--color-text);
    margin: 0 0 var(--space-6) 0;
}

.auth-switch {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    font-size: var(--text-body-sm);
    color: var(--color-text);
    text-align: left;
    margin-top: 19px;
    margin-bottom: 0;
}

.auth-switch a {
    font-size: var(--text-body-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-link);
}

.auth-terms {
    font-size: var(--text-body-sm);
    font-weight: var(--font-weight-medium);
    line-height: 1.2;
    color: var(--color-text);
    margin-top: 19px;
    margin-bottom: 0;
}

.auth-terms a {
    color: var(--color-link);
}

/* ============================================================
   Buttons
   ============================================================ */

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    font-family: var(--font-sans);
    font-size: var(--text-body-sm);
    font-weight: var(--font-weight-medium);
    line-height: var(--leading-tight);
    letter-spacing: 0.01em;
    color: var(--color-grey-700);
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    text-decoration: none;
    white-space: nowrap;
    transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
    appearance: none;
}

.button:hover {
    background-color: var(--color-surface);
    border-color: var(--color-grey-300);
    color: var(--color-text);
}

.button.is-primary {
    color: var(--color-white);
    background-color: var(--color-grey-900);
    border-color: var(--color-grey-900);
}

.button.is-primary:hover {
    background-color: var(--color-grey-900);
    border-color: var(--color-grey-900);
    color: var(--color-white);
}

.button.is-small {
    padding: 4px 12px;
    font-size: var(--text-label);
}

.button.is-danger {
    color: var(--color-white);
    background-color: var(--color-danger);
    border-color: var(--color-danger);
}

.button.is-danger:hover {
    background-color: #dc2626;
    border-color: #dc2626;
}

.button.is-danger.is-outlined {
    color: var(--color-danger);
    background-color: transparent;
    border-color: var(--color-danger);
}

.button.is-danger.is-outlined:hover {
    background-color: rgb(239 68 68 / 0.08);
}

.button.is-warning {
    color: #92400e;
    background-color: #fde68a;
    border-color: #fde68a;
}

.button.is-warning:hover {
    background-color: #fcd34d;
    border-color: #fcd34d;
}

/* ============================================================
   Badge / Pill
   ============================================================ */

.badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    font-size: var(--text-label);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-full);
    line-height: var(--leading-normal);
}

.badge.is-success {
    background-color: rgb(34 197 94 / 0.12);
    color: #15803d;
}

.badge.is-warning {
    background-color: rgb(234 179 8 / 0.15);
    color: #92400e;
}

.badge.is-danger {
    background-color: rgb(239 68 68 / 0.12);
    color: var(--color-danger);
}

.badge.is-muted {
    background-color: var(--color-grey-100);
    color: var(--color-text-muted);
}

/* ============================================================
   Billing Usage Bar
   ============================================================ */

.billing-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-5);
}

.billing-product-card {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-6);
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    margin-bottom: var(--space-4);
}

.billing-product-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.billing-product-name {
    font-size: var(--text-heading-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
}

.billing-plan-name {
    font-size: var(--text-heading-md);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
}

.billing-plan-description {
    font-size: var(--text-body-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-muted);
}

.billing-usage {
    margin-top: 0;
}

.billing-usage-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    margin-bottom: var(--space-1);
}

.billing-usage-label {
    font-size: var(--text-label);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-muted);
}

.billing-usage-remaining {
    font-size: var(--text-label);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    text-align: right;
}

.billing-usage-count {
    font-size: var(--text-label);
    color: var(--color-text-muted);
}

.billing-usage-track {
    width: 100%;
    height: 16px;
    background-color: var(--color-grey-100);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.billing-usage-fill {
    height: 100%;
    background-color: var(--color-blue);
    border-radius: var(--radius-sm);
    transition: width 0.3s ease;
}

.billing-usage-fill.is-warning {
    background-color: #eab308;
}

.billing-usage-fill.is-danger {
    background-color: var(--color-danger);
}

.billing-usage-renewal {
    font-size: var(--text-label);
    color: var(--color-text-muted);
    text-align: right;
    margin-top: var(--space-1);
}

.billing-actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.billing-cancel-btn {
    background: none;
    border: none;
    color: var(--color-danger);
    font-size: var(--text-body-sm);
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    padding: 0;
}

.billing-cancel-btn:hover {
    text-decoration: underline;
}

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

/* ============================================================
   Notification / Alert
   ============================================================ */

.notification {
    padding: var(--space-3) var(--space-4);
    margin-bottom: var(--space-4);
    border-radius: var(--radius-md);
    font-size: var(--text-body-sm);
    background-color: var(--color-grey-100);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.notification.is-danger {
    background-color: rgb(239 68 68 / 0.1);
    border-color: rgb(239 68 68 / 0.3);
    color: var(--color-danger);
}

.notification.is-success {
    background-color: rgb(34 197 94 / 0.1);
    border-color: rgb(34 197 94 / 0.3);
    color: var(--color-success);
}

.notification.is-warning {
    background-color: rgb(244 207 108 / 0.15);
    border-color: rgb(244 207 108 / 0.4);
    color: #8a6a00;
}

.notification.is-info {
    background-color: rgb(71 162 201 / 0.1);
    border-color: rgb(71 162 201 / 0.3);
    color: var(--color-link);
}

/* ============================================================
   Context Switcher
   ============================================================ */

.sidebar-footer {
    margin-top: auto;
    position: relative;
    width: 100%;
    display: flex;
    justify-content: center;
    padding: var(--space-3) 0;
}

.context-switcher-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    padding: 0;
    border: none;
    border-radius: 50%;
    background: none;
    cursor: pointer;
    overflow: hidden;
    transition: opacity 0.15s ease;
}

.context-switcher-btn:hover {
    opacity: 0.8;
}

.context-switcher-avatar {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background-color: #e8f8f0;
    color: var(--color-mint);
    font-size: var(--text-heading-md);
    font-weight: 600;
    text-transform: uppercase;
    user-select: none;
}

.context-menu-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 40;
}

.context-menu-popup {
    display: none;
    position: fixed;
    bottom: var(--space-2);
    left: calc(56px + var(--space-3) + var(--space-2));
    z-index: 50;
    width: 400px;
    background-color: var(--color-bg);
    border-radius: 10px;
    box-shadow: 0px 2px 6px rgba(31, 28, 33, 0.14);
    padding: 24px;
    display: none;
    flex-direction: column;
    gap: 20px;
}

.context-menu.is-open .context-menu-backdrop {
    display: block;
}

.context-menu.is-open .context-menu-popup {
    display: flex;
}

.context-menu-divider {
    margin: 0;
}

.credit-usage {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.credit-usage-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-text);
    margin: 0;
}

.credit-usage-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
    align-items: flex-end;
}

.credit-usage-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--color-text);
}

.credit-usage-track {
    width: 100%;
    height: 16px;
    background-color: #e4e4e4;
    border-radius: 6px;
    overflow: hidden;
}

.credit-usage-fill {
    height: 100%;
    background-color: var(--color-blue);
    border-radius: 6px;
    transition: width 0.3s ease;
}

.credit-renewal {
    font-size: 11px;
    font-weight: 600;
    color: var(--color-text-muted);
}

.context-menu-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.context-menu-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 15px;
    font-weight: 600;
    color: var(--color-text);
    text-decoration: none;
    white-space: nowrap;
    border-radius: var(--radius-md);
}

.context-menu-item:hover {
    color: var(--color-text-muted);
}

.context-menu-item svg {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

/* ============================================================
   Thread Create Page
   ============================================================ */

.thread-create-inner {
    width: 100%;
    max-width: 600px;
    margin: auto;
}

.thread-create-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-4);
}

.thread-create-heading {
    font-size: var(--text-heading-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    margin: 0;
}

.thread-create-input-wrapper {
    position: relative;
    margin-bottom: var(--space-4);
}

.thread-create-textarea {
    display: block;
    width: 100%;
    padding: var(--space-4);
    padding-bottom: var(--space-9);
    font-family: var(--font-sans);
    font-size: var(--text-body-lg);
    line-height: var(--leading-normal);
    color: var(--color-text);
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    outline: none;
    resize: none;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.thread-create-textarea:focus {
    border-color: var(--color-purple);
    box-shadow: 0 0 0 3px rgb(145 73 169 / 0.12);
}

.thread-submit-btn {
    position: absolute;
    bottom: var(--space-3);
    right: var(--space-3);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--color-purple);
    color: var(--color-white);
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: background-color 0.15s ease;
}

.thread-submit-btn:hover {
    background-color: #7a3a90;
}

.thread-suggestions {
    display: flex;
    gap: var(--space-3);
}

.suggestion-card {
    flex: 1;
    padding: var(--space-3) var(--space-4);
    font-family: var(--font-sans);
    font-size: var(--text-body-sm);
    font-weight: var(--font-weight-regular);
    color: var(--color-purple);
    background-color: rgb(145 73 169 / 0.08);
    border: none;
    border-radius: var(--radius-xl);
    text-align: left;
    cursor: pointer;
    line-height: var(--leading-normal);
    transition: background-color 0.15s ease;
}

.suggestion-card:hover {
    background-color: rgb(145 73 169 / 0.14);
}

/* ============================================================
   Thread Detail Page
   ============================================================ */

.thread-detail {
    display: flex;
    flex-direction: column;
    width: 100%;
    padding: var(--space-3);
    min-height: 0;
    flex: 1;
}

.thread-body {
    display: flex;
    flex: 1;
    min-height: 0;
    position: relative;
}

/* History sidebar */

.thread-history {
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    width: 220px;
    z-index: 10;
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow-y: auto;
    padding: var(--space-4);
}

.thread-group {
    margin-bottom: var(--space-4);
}

.thread-group-label {
    font-size: var(--text-label);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin: 0 0 var(--space-1);
}

.thread-history-item {
    display: block;
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-body-sm);
    color: var(--color-text);
    border-radius: var(--radius-md);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    text-decoration: none;
    transition: background-color 0.15s ease;
}

.thread-history-item:hover {
    background-color: var(--color-surface);
    color: var(--color-text);
}

.thread-history-item.is-active {
    background-color: var(--color-surface);
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
}

/* Main chat area */

.thread-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
    min-height: 0;
    position: relative;
}

.thread-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: var(--space-2);
    flex-shrink: 0;
}

.thread-toolbar-start,
.thread-toolbar-end {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.thread-toolbar-end {
    position: relative;
}

.thread-toolbar-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    font-family: var(--font-sans);
    font-size: var(--text-body-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
    background: none;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    text-decoration: none;
    transition: background-color 0.15s ease;
}

.thread-toolbar-btn:hover {
    background-color: rgb(0 0 0 / 0.05);
    color: var(--color-text);
}

.share-popover {
    position: absolute;
    top: 100%;
    right: 0;
    z-index: 50;
    width: 360px;
    background-color: var(--color-bg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--space-5);
}

.share-popover-title {
    font-size: var(--text-heading-md);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    margin: 0 0 var(--space-1) 0;
}

.share-popover-desc {
    font-size: var(--text-body-sm);
    color: var(--color-text-muted);
    margin: 0 0 var(--space-4) 0;
}

.share-popover-link {
    display: flex;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
}

.share-popover-link .input {
    flex: 1;
    min-width: 0;
}

/* Messages */

.thread-container {
    max-width: 600px;
    margin: 0 auto;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.thread-messages {
    width: 100%;
    flex: 1;
    overflow-y: auto;
    padding-bottom: 200px;
}

.message {
    display: flex;
    flex-direction: column;
}

.user-message {
    align-items: flex-end;
}

.user-message .message-text {
    background-color: var(--color-grey-900);
    color: var(--color-white);
    padding: var(--space-4) var(--space-5);
    border-radius: var(--radius-xl);
    max-width: 60%;
    font-size: var(--text-body-lg);
    line-height: var(--leading-normal);
    white-space: pre-wrap;
    margin: 0;
}

.assistant-message {
    align-items: flex-start;
    max-width: 640px;
}

.assistant-message .message-text {
    font-size: var(--text-body-lg);
    line-height: var(--leading-relaxed);
    color: var(--color-text);
    margin: 0 0 var(--space-3);
}

.assistant-message .message-text p {
    margin: 0 0 var(--space-3);
}

.assistant-message .message-text p:last-child {
    margin-bottom: 0;
}

.assistant-message .message-text ul,
.assistant-message .message-text ol {
    margin: 0 0 var(--space-3);
    padding-left: var(--space-6);
}

.assistant-message .message-text li {
    margin: 0 0 var(--space-2);
}

.assistant-message .message-text li:last-child {
    margin-bottom: 0;
}

.assistant-message .message-text li p {
    margin: 0;
}

.assistant-message .message-text table {
    border-collapse: collapse;
    width: 100%;
    margin: 0 0 var(--space-3);
}

.assistant-message .message-text th,
.assistant-message .message-text td {
    padding: var(--space-2) var(--space-3);
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.assistant-message .message-text th {
    font-weight: 600;
}

.message-source {
    font-size: var(--text-body-sm);
    color: var(--color-text-muted);
    margin: 0 0 var(--space-3);
}

.block-tool-use {
    font-size: var(--text-label);
    color: var(--color-text-muted);
    margin: 0 0 var(--space-2);
    cursor: pointer;
}

.block-tool-use::before {
    content: "";
    display: inline-block;
    width: 0.4em;
    height: 0.4em;
    border-right: 1.5px solid currentColor;
    border-bottom: 1.5px solid currentColor;
    transform: rotate(-45deg);
    margin-right: var(--space-2);
    transition: transform 0.15s ease;
    vertical-align: middle;
}

.block-tool-use.is-open::before {
    transform: rotate(45deg);
}

.search-result {
    margin: var(--space-3) 0;
    padding-left: var(--space-3);
    border-left: 2px solid var(--color-border);
}

.search-result-title {
    display: block;
    font-size: var(--text-body-sm);
    font-weight: 500;
    color: var(--color-link);
    margin-bottom: var(--space-2);
    text-decoration: none;
}

.search-result-title:hover {
    text-decoration: underline;
}

.search-result-text {
    font-size: var(--text-body-sm);
    font-style: italic;
    color: var(--color-text-muted);
    line-height: var(--leading-relaxed);
    margin: 0;
}

.loading-dots {
    display: flex;
    gap: 4px;
    padding: var(--space-2) 0;
}

.loading-dots span {
    width: 6px;
    height: 6px;
    background-color: var(--color-text-muted);
    border-radius: 50%;
    animation: loading-pulse 1.4s ease-in-out infinite;
}

.loading-dots span:nth-child(2) { animation-delay: 0.2s; }
.loading-dots span:nth-child(3) { animation-delay: 0.4s; }

@keyframes loading-pulse {
    0%, 80%, 100% { opacity: 0.3; }
    40% { opacity: 1; }
}

.message-actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-top: var(--space-1);
}

.message-action-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    padding: 0;
    background: none;
    border: none;
    border-radius: var(--radius-md);
    color: var(--color-text-muted);
    cursor: pointer;
    transition: color 0.15s ease, background-color 0.15s ease;
}

.message-action-btn:hover {
    color: var(--color-text);
    background-color: rgb(0 0 0 / 0.05);
}

/* Reply form */

.thread-reply-form {
    position: absolute;
    bottom: 0;
    right: 0;
    left: 0;
    max-width: 640px;
    margin: auto;
}

/* ============================================================
   Tabs
   ============================================================ */

.tabs {
    display: flex;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--space-6);
    overflow-x: auto;
}

.tabs ul {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 0;
}

.tabs ul li a {
    display: block;
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-body-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-muted);
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    text-decoration: none;
    white-space: nowrap;
}

.tabs ul li a:hover {
    color: var(--color-text);
    border-bottom-color: var(--color-grey-300);
}

.tabs ul li.is-active a {
    color: var(--color-text);
    border-bottom-color: var(--color-text);
}

/* ============================================================
   Breadcrumb
   ============================================================ */

.breadcrumb {
    display: flex;
    margin-bottom: var(--space-4);
}

.breadcrumb ul {
    display: flex;
    align-items: center;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 0;
    flex-wrap: wrap;
}

.breadcrumb ul li {
    display: flex;
    align-items: center;
    font-size: var(--text-body-sm);
    color: var(--color-text-muted);
}

.breadcrumb ul li + li::before {
    content: "/";
    margin: 0 var(--space-2);
    color: var(--color-grey-300);
}

.breadcrumb ul li a {
    color: var(--color-link);
    text-decoration: none;
}

.breadcrumb ul li a:hover {
    color: var(--color-link-hover);
}

.breadcrumb ul li.is-active a,
.breadcrumb ul li.is-active span {
    color: var(--color-text-muted);
    cursor: default;
}

/* ============================================================
   Typography
   ============================================================ */

.title {
    font-size: var(--text-heading-xl);
    font-weight: var(--font-weight-semibold);
    line-height: var(--leading-tight);
    color: var(--color-text);
    margin-bottom: var(--space-4);
}

.content {
    line-height: var(--leading-relaxed);
}

.content p { margin-bottom: var(--space-4); }

.content p:last-child { margin-bottom: 0; }

/* ============================================================
   Box / Card
   ============================================================ */

.box {
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    margin-bottom: var(--space-4);
}

/* ============================================================
   Media Object
   ============================================================ */

.media {
    display: flex;
    gap: var(--space-4);
    align-items: flex-start;
}

.media-left {
    flex-shrink: 0;
}

.media-content {
    flex: 1;
    min-width: 0;
}

/* ============================================================
   Level (horizontal list)
   ============================================================ */

.level {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.level.is-mobile {
    display: flex;
}

.level-left {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex-wrap: wrap;
}

.level-item {
    display: flex;
    align-items: center;
}

/* ============================================================
   Forms
   ============================================================ */

.field {
    margin-bottom: var(--space-4);
}

label, .label {
    display: block;
    font-size: var(--text-label);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-muted);
    margin-bottom: var(--space-1);
}

.control {
    position: relative;
}

.input,
.textarea {
    display: block;
    width: 100%;
    padding: var(--space-2) var(--space-3);
    font-family: var(--font-sans);
    font-size: var(--text-body-sm);
    line-height: var(--leading-tight);
    color: var(--color-text);
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    outline: none;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
    appearance: none;
}

.input:focus,
.textarea:focus {
    border-color: var(--color-blue);
    box-shadow: 0 0 0 3px rgb(71 162 201 / 0.15);
}

.input:disabled,
.textarea:disabled {
    color: var(--color-grey-400);
    cursor: not-allowed;
}

.input.is-danger,
.textarea.is-danger {
    border-color: var(--color-danger);
    box-shadow: 0 0 0 3px rgb(239 68 68 / 0.12);
}

.textarea {
    resize: vertical;
    min-height: 80px;
}

.help {
    font-size: var(--text-body-sm);
    margin-top: var(--space-1);
    color: var(--color-text-muted);
}

.help.is-danger {
    color: var(--color-danger);
}

/* ============================================================
   Pagination
   ============================================================ */

.pagination {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-top: var(--space-6);
}

.pagination-previous,
.pagination-next {
    display: inline-flex;
    align-items: center;
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-body-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    text-decoration: none;
    transition: background-color 0.15s ease;
}

.pagination-previous:hover,
.pagination-next:hover {
    background-color: var(--color-surface);
}

.pagination-previous[disabled],
.pagination-next[disabled] {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ============================================================
   Pagination Bar (reusable component)
   ============================================================ */

.pagination-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) 0;
}

.pagination-bar-left {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.pagination-bar-label {
    font-size: var(--text-body-sm);
    color: var(--color-text-muted);
}

.pagination-per-page {
    appearance: none;
    background: var(--color-grey-100);
    border: none;
    border-radius: var(--radius-md);
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-body-sm);
    font-family: var(--font-sans);
    color: var(--color-text-muted);
    cursor: pointer;
    text-align: center;
}

.pagination-bar-right {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.pagination-bar-range {
    font-size: var(--text-body-sm);
    color: var(--color-text-muted);
}

.pagination-bar-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    color: var(--color-text-muted);
    cursor: pointer;
    text-decoration: none;
    transition: background-color 0.15s ease, border-color 0.15s ease;
    flex-shrink: 0;
}

.pagination-bar-btn:hover {
    background-color: var(--color-surface);
    border-color: var(--color-grey-400);
}

.pagination-bar-btn.is-disabled {
    opacity: 0.35;
    cursor: not-allowed;
    pointer-events: none;
}

/* ============================================================
   Image helpers
   ============================================================ */

.image {
    display: block;
    position: relative;
    overflow: hidden;
}

.image.is-16by9 {
    aspect-ratio: 16 / 9;
}

.image.is-16by9 img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ============================================================
   Utility classes
   ============================================================ */

.is-hidden { display: none !important; }
.is-mobile { display: flex; }

.has-text-success { color: var(--color-success); }
.has-text-danger  { color: var(--color-danger); }
.has-text-grey    { color: var(--color-text-muted); }

/* ============================================================
   Source Page Layout
   ============================================================ */

.source-page {
    width: 100%;
    padding: var(--space-7);
}

.source-header {
    margin-bottom: var(--space-6);
}

.source-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-text);
    margin: 0 0 var(--space-1);
    line-height: var(--leading-tight);
}

.source-subtitle {
    font-size: var(--text-body-sm);
    color: var(--color-text-muted);
    margin: 0;
}

.source-tabs {
    display: inline-flex;
    background-color: var(--color-grey-100);
    border-radius: var(--radius-md);
    padding: var(--space-1);
    gap: var(--space-1);
    margin-bottom: var(--space-6);
}

.source-tab {
    display: inline-flex;
    align-items: center;
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-body-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-muted);
    border-radius: var(--radius-sm);
    text-decoration: none;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.source-tab:hover {
    color: var(--color-text);
}

.source-tab.is-active {
    background-color: var(--color-white);
    color: var(--color-text);
    box-shadow: var(--shadow-sm);
}

.source-divider {
    border: none;
    border-top: 1px solid var(--color-border);
    margin: 0 0 var(--space-6);
}

/* ============================================================
   Connect Source Cards
   ============================================================ */

.connect-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--space-4);
}

.connect-card {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    padding: var(--space-6);
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    text-decoration: none;
    color: var(--color-text);
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.connect-card:hover {
    border-color: var(--color-grey-300);
    box-shadow: var(--shadow-md);
    color: var(--color-text);
}

.connect-card-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
    background-color: var(--color-grey-100);
    color: var(--color-text);
}

.connect-card-icon svg {
    width: 28px;
    height: 28px;
}

.connect-card-name {
    font-size: var(--text-body-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    margin: 0 0 var(--space-1);
}

.connect-card-desc {
    font-size: var(--text-body-sm);
    color: var(--color-text-muted);
    margin: 0;
}

/* Plan Selection Cards */

.plan-page-title {
    font-size: 1.875rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    line-height: 1.2;
    margin: 0;
}

.plan-page-subtitle {
    font-size: var(--text-body-sm);
    color: var(--color-text-muted);
    margin: var(--space-1) 0 0;
}

.plan-cards {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-6);
}

.plan-card {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    width: 255px;
    height: 277px;
    padding: var(--space-6);
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.plan-card.is-current {
    background: var(--color-surface);
    border-color: transparent;
}

.plan-card-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.plan-card-name {
    font-size: 1.875rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    line-height: 1.2;
}

.plan-card-desc {
    font-size: var(--text-body-sm);
    color: var(--color-text-muted);
    margin: 0;
}

.plan-card-divider {
    border: none;
    border-top: 1px solid var(--color-border);
    margin: 0;
}

.plan-card-price {
    font-size: 1.25rem;
    font-weight: 600;
    line-height: 1.2;
}

.plan-card-price span {
    font-size: var(--text-body-sm);
    font-weight: 500;
}

.plan-card-features {
    font-size: var(--text-body-sm);
    font-weight: 500;
    line-height: 1.2;
}

.plan-card-features p {
    margin: 0 0 var(--space-1);
}

.button.is-disabled {
    background-color: var(--color-grey-400);
    border-color: var(--color-grey-400);
    color: var(--color-white);
    pointer-events: none;
    cursor: default;
}

.plan-info {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-4);
    background: #f6eef9;
    border-radius: var(--radius-sm);
    font-size: var(--text-body-sm);
    font-weight: 500;
    margin-top: var(--space-6);
}

.plan-info svg {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    color: var(--color-text-muted);
}

.plan-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: var(--space-6);
}

.plan-back-link {
    font-weight: 600;
    padding: 4px 8px;
    color: var(--color-text);
    text-decoration: none;
}

.plan-back-link:hover {
    text-decoration: underline;
}

.plan-footer-sales {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 15px;
    font-weight: 400;
    color: var(--color-text);
}

.plan-footer-sales a {
    color: #47a2c9;
    text-decoration: none;
}

.plan-footer-sales a:hover {
    text-decoration: underline;
}

/* ============================================================
   Dashboard
   ============================================================ */

.dashboard-filters {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: var(--space-6);
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.filter-label {
    font-size: var(--text-body-sm);
    color: var(--color-text-muted);
    font-weight: var(--font-weight-medium);
}

.filter-select {
    appearance: none;
    padding: var(--space-2) var(--space-3);
    font-family: var(--font-sans);
    font-size: var(--text-body-sm);
    color: var(--color-text);
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    min-width: 160px;
}

.dashboard-updated {
    font-size: var(--text-body-sm);
    color: var(--color-text-muted);
    margin: 0;
}

.stat-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-4);
}

.stat-card {
    background-color: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    border: 1px solid var(--color-border);
}

.stat-label {
    font-size: var(--text-body-sm);
    color: var(--color-text-muted);
    margin: 0 0 var(--space-3);
}

.stat-row {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-text);
    line-height: 1;
}

.stat-badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    font-size: var(--text-body-sm);
    font-weight: var(--font-weight-medium);
}

.stat-badge.is-positive {
    background-color: rgb(107 222 180 / 0.2);
    color: #1a7a50;
}

.stat-badge.is-negative {
    background-color: rgb(239 68 68 / 0.15);
    color: var(--color-danger);
}

.is-size-7 { font-size: var(--text-label); }

/* ============================================================
   Chart Card
   ============================================================ */

.chart-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    margin-top: var(--space-4);
}

.chart-card > div {
    width: 100%;
    min-height: 400px;
}

[x-cloak] { display: none !important; }

/* ============================================================
   Thread Aside
   ============================================================ */

.thread-aside-backdrop {
    position: fixed;
    inset: 0;
    z-index: 99;
    background: rgb(0 0 0 / 0.4);
}

.thread-aside {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 480px;
    z-index: 100;
    background: var(--color-bg);
    border-left: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
}

.aside-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
}

.thread-aside-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--color-border);
    flex-shrink: 0;
}

.thread-aside-title {
    font-size: var(--text-heading-md);
    font-weight: var(--font-weight-semibold);
}

.thread-aside-close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border: none;
    background: none;
    cursor: pointer;
    color: var(--color-text-muted);
    border-radius: var(--radius-md);
    font-size: var(--text-heading-md);
}

.thread-aside-close:hover {
    background: var(--color-surface);
}

.thread-aside-body {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    padding: var(--space-6);
}

/* Comment Card */

.aside-original-post {
    padding-bottom: var(--space-6);
    margin-bottom: var(--space-6);
    border-bottom: 1px solid var(--color-border);
}

.aside-thread-title {
    font-size: var(--text-body-lg);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-3);
}

.aside-section-title {
    font-size: var(--text-body-lg);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-4);
}

.comment-card {
    padding: var(--space-4) 0;
    border-top: 1px solid var(--color-border);
}

.comment-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-2);
}

.comment-header-left {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.comment-meta-item {
    font-size: var(--text-body-sm);
    color: var(--color-text-muted);
}

.comment-meta-sep {
    font-size: var(--text-body-sm);
    color: var(--color-text-muted);
}

/* Thread list comment trigger button */

.thread-comment-btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    color: inherit;
    font: inherit;
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
}

.thread-comment-btn:hover {
    color: var(--color-text);
}

/* ============================================================
   Checkout Form
   ============================================================ */

.checkout-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
    max-width: 480px;
    padding: var(--space-6);
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
}

.checkout-submit {
    width: 100%;
    margin-top: var(--space-2);
}

/* ============================================================
   Settings Layout
   ============================================================ */

.settings-title {
    font-size: var(--text-display-lg);
    font-weight: var(--font-weight-bold);
    letter-spacing: -0.5px;
    margin: 0;
}

.settings-layout {
    display: flex;
    width: 100%;
    gap: var(--space-7);
}

.settings-nav {
    width: 200px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
}

.settings-nav-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.settings-nav-label {
    display: block;
    padding: var(--space-1) var(--space-2);
    font-size: 11px;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-muted);
}

.settings-nav-item {
    display: block;
    padding: var(--space-1) var(--space-2);
    font-size: var(--text-body-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-muted);
    border-radius: var(--space-2);
    text-decoration: none;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.settings-nav-item:hover {
    color: var(--color-text);
    background-color: var(--color-grey-100);
}

.settings-nav-item.is-active {
    background-color: var(--color-grey-200);
    color: var(--color-text);
}

.settings-card {
    background-color: var(--color-white);
    border-radius: var(--radius-md);
    padding: var(--space-6);
}

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

/* ============================================================
   Member List
   ============================================================ */

.member-list {
    display: flex;
    flex-direction: column;
}

.member-row {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-4) 0;
    border-bottom: 1px solid var(--color-border);
}

.member-row:last-child {
    border-bottom: none;
}

.member-avatar {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background-color: var(--color-grey-100);
    color: var(--color-grey-700);
    font-size: var(--text-heading-lg);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    flex-shrink: 0;
    user-select: none;
}

.member-info {
    flex: 1;
    min-width: 0;
}

.member-name {
    font-size: var(--text-body-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.member-meta {
    font-size: var(--text-label);
    color: var(--color-text-muted);
    margin: 0;
}

.member-actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex-shrink: 0;
}

.member-pill {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-full);
    font-size: var(--text-label);
    font-weight: var(--font-weight-medium);
    line-height: 1;
}

.member-pill.is-you {
    background-color: var(--color-grey-100);
    color: var(--color-grey-700);
}

.member-pill.is-admin {
    background-color: color-mix(in srgb, var(--color-mint) 15%, transparent);
    color: #2a8a64;
}

.member-pill.is-editor {
    background-color: color-mix(in srgb, var(--color-yellow) 20%, transparent);
    color: #8a6d1a;
}

.member-pill.is-viewer {
    background-color: var(--color-grey-100);
    color: var(--color-grey-500);
}

.member-pill.is-invited {
    background-color: color-mix(in srgb, var(--color-blue) 15%, transparent);
    color: var(--color-blue);
}

.invite-modal-backdrop {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.4);
    z-index: 100;
}

.invite-modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow-lg);
    z-index: 101;
}

/* ============================================================
   Connection List
   ============================================================ */

.connection-section-header {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
}

.connection-section-header svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.connection-section-header h3 {
    margin: 0;
}

.connection-section-count {
    font-size: var(--text-label);
    color: var(--color-text-muted);
    font-weight: var(--font-weight-medium);
}

.connection-list {
    display: flex;
    flex-direction: column;
    margin-bottom: var(--space-4);
}

.connection-row {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) 0;
    border-bottom: 1px solid var(--color-border);
}

.connection-row:last-child {
    border-bottom: none;
}

.connection-info {
    flex: 1;
    min-width: 0;
}

.connection-name {
    font-size: var(--text-body-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
    margin: 0;
}

.connection-type {
    font-size: var(--text-label);
    color: var(--color-text-muted);
    margin: 0;
}

.product-group {
    margin-bottom: var(--space-7);
}

.product-group:last-child {
    margin-bottom: 0;
}

.product-group > .box {
    margin-bottom: 0;
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
}

.connections-section {
    padding: var(--space-5) var(--space-6);
    border: 1px solid var(--color-border);
    border-top: none;
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    background: var(--color-surface);
}

.connections-section .box {
    background: var(--color-bg);
}

.connections-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: var(--space-7) var(--space-4);
}

.connections-empty p {
    color: var(--color-text-muted);
    font-size: var(--text-body-sm);
    margin-bottom: var(--space-4);
}

.connections-empty p:last-child {
    margin-bottom: 0;
}

/* Mode Toggle */
.thread-mode-toggle {
    display: flex;
    gap: var(--space-1);
}

.mode-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-3);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    background: transparent;
    color: var(--color-text-muted);
    font-size: var(--text-body-sm);
    cursor: pointer;
    transition: all 150ms ease;
}

.mode-btn:hover {
    border-color: var(--color-border-strong);
    color: var(--color-text);
}

.mode-btn.is-active {
    background: var(--color-bg-subtle);
    border-color: var(--color-border-strong);
    color: var(--color-text);
}

.mode-btn svg {
    width: 14px;
    height: 14px;
}

/* Product Create Page */

.product-create-page {
    padding: var(--space-6);
}

.product-create-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--space-8);
    width: 100%;
    max-width: 600px;
    box-shadow: var(--shadow-sm);
}

.product-create-title {
    font-size: 1.875rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-grey-900);
    margin-bottom: var(--space-2);
}

.product-create-subtitle {
    font-size: var(--text-body-lg);
    color: var(--color-text-muted);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-6);
}

.product-create-info {
    display: flex;
    align-items: flex-start;
    gap: var(--space-2);
    background: #f6eef9;
    border-radius: var(--radius-sm);
    padding: var(--space-3) var(--space-4);
    margin-bottom: var(--space-6);
    font-size: var(--text-body-sm);
    color: var(--color-grey-700);
    line-height: var(--leading-normal);
}

.product-create-info svg {
    flex-shrink: 0;
    margin-top: 1px;
}

.product-create-actions {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.product-create-cancel {
    font-size: var(--text-body-sm);
    color: var(--color-text-muted);
    text-decoration: none;
}

.product-create-cancel:hover {
    color: var(--color-text);
}

/* Account Switcher */

.switcher {
    width: 100%;
    max-width: 500px;
    margin: var(--space-10) auto;
}

.switcher-header {
    text-align: center;
    margin-bottom: var(--space-7);
}

.switcher-subtitle {
    font-size: var(--text-body-lg);
    color: var(--color-text-muted);
    margin-top: var(--space-4);
}

.switcher-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.switcher-card {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-4) var(--space-5);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--color-text);
    transition: border-color 0.15s, box-shadow 0.15s;
}

.switcher-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

.switcher-card-avatar {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--radius-full);
    background: var(--color-purple);
    color: var(--color-white);
    font-size: var(--text-heading-lg);
    font-weight: var(--font-weight-semibold);
    flex-shrink: 0;
}

.switcher-card-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
    min-width: 0;
}

.switcher-card-name {
    font-size: var(--text-body-lg);
    font-weight: var(--font-weight-medium);
}

.switcher-card-meta {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.switcher-card-date {
    font-size: var(--text-label);
    color: var(--color-text-muted);
}

.switcher-empty {
    text-align: center;
    color: var(--color-text-muted);
    padding: var(--space-7) 0;
}