body.zc-page {
    --zc-primary: var(--theme-color, #3b82f6);
    --zc-primary-hover: var(--focus-color, #2563eb);
    --zc-bg-primary: var(--body-bg-color, #f5f6f7);
    --zc-bg-secondary: var(--main-bg-color, #ffffff);
    --zc-bg-tertiary: var(--muted-border-color, #f1f3f5);
    --zc-text-primary: var(--key-color, #252933);
    --zc-text-secondary: var(--main-color, #5f6673);
    --zc-text-muted: var(--muted-color, #8b95a5);
    --zc-border: var(--main-border-color, rgba(50, 50, 50, 0.08));
    --zc-radius: var(--main-radius, 12px);
    --zc-radius-sm: 8px;
    background: var(--body-bg-color, #f5f6f7);
}

body.zc-page .zc-app {
    gap: 10px;
    padding: 10px;
    background: var(--body-bg-color, #f5f6f7);
}

body.zc-page .zc-sidebar,
body.zc-page .zc-main,
body.zc-page .zc-members {
    border: 1px solid var(--main-border-color, rgba(50, 50, 50, 0.08));
    border-radius: var(--main-radius, 12px);
    box-shadow: var(--box-shadow, 0 4px 10px rgba(0, 0, 0, 0.04));
    overflow: hidden;
}

body.zc-page .zc-sidebar,
body.zc-page .zc-members,
body.zc-page .zc-chat-header,
body.zc-page .zc-input-area,
body.zc-page .zc-notice-ticker {
    background: var(--main-bg-color, #ffffff);
}

body.zc-page .zc-chat-header,
body.zc-page .zc-input-area,
body.zc-page .zc-notice-ticker {
    backdrop-filter: saturate(1.2) blur(14px);
    -webkit-backdrop-filter: saturate(1.2) blur(14px);
}

body.zc-page .zc-notice-ticker-wrap {
    padding: 10px 12px 0;
}

body.zc-page .zc-notice-ticker {
    border-radius: var(--main-radius, 12px);
    box-shadow: none;
}

body.zc-page .zc-channel-item,
body.zc-page .zc-member-item,
body.zc-page .zc-message {
    border-radius: 10px;
}

body.zc-page .zc-channel-item--active {
    background: color-mix(in srgb, var(--theme-color, #3b82f6) 14%, transparent);
    color: var(--theme-color, #3b82f6);
}

body.zc-page .zc-btn--primary,
body.zc-page #zc-send-btn {
    background: linear-gradient(135deg, var(--theme-color, #3b82f6), var(--focus-color, #2563eb));
    border: 0;
    box-shadow: 0 8px 18px color-mix(in srgb, var(--theme-color, #3b82f6) 28%, transparent);
}

body.zc-page .zc-textarea,
body.zc-page .zc-input {
    border-radius: 12px;
    background: var(--muted-border-color, #f1f3f5);
    border-color: transparent;
}

body.zc-page .zc-textarea:focus,
body.zc-page .zc-input:focus {
    background: var(--main-bg-color, #ffffff);
    border-color: color-mix(in srgb, var(--theme-color, #3b82f6) 36%, transparent);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--theme-color, #3b82f6) 12%, transparent);
}

@media (max-width: 1180px) {
    body.zc-page .zc-members {
        border-radius: var(--main-radius, 12px) 0 0 var(--main-radius, 12px);
    }
}

@media (max-width: 768px) {
    body.zc-page .zc-app {
        padding: 0;
        gap: 0;
    }
    body.zc-page .zc-main {
        border: 0;
        border-radius: 0;
        box-shadow: none;
    }
    body.zc-page .zc-sidebar {
        border-radius: 0 var(--main-radius, 12px) var(--main-radius, 12px) 0;
    }
}

body.zc-page .zc-message--ai .zc-message__content,
body.zc-page .zc-message[data-type="ai"] .zc-message__content {
    border: 1px solid color-mix(in srgb, var(--theme-color, #3b82f6) 18%, transparent);
    background: color-mix(in srgb, var(--theme-color, #3b82f6) 6%, var(--main-bg-color, #ffffff));
}

body.zc-page .zc-avatar--ai {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    color: #fff;
    background: linear-gradient(135deg, var(--theme-color, #3b82f6), var(--focus-color, #2563eb));
}

body.zc-page .zc-badge--ai {
    color: #fff;
    background: linear-gradient(135deg, #7c3aed, #2563eb);
}

body.zc-page .zc-message__content p {
    margin: 0 0 0.65em;
}

body.zc-page .zc-message__content p:last-child {
    margin-bottom: 0;
}

body.zc-page .zc-md-heading {
    margin: 0.85em 0 0.45em;
    font-weight: 700;
    line-height: 1.35;
}

body.zc-page .zc-md-heading:first-child {
    margin-top: 0;
}

body.zc-page .zc-md-heading--1,
body.zc-page .zc-md-heading--2 {
    font-size: 1.15em;
}

body.zc-page .zc-md-heading--3,
body.zc-page .zc-md-heading--4,
body.zc-page .zc-md-heading--5,
body.zc-page .zc-md-heading--6 {
    font-size: 1.05em;
}

body.zc-page .zc-md-list {
    margin: 0.4em 0 0.8em 1.35em;
    padding: 0;
}

body.zc-page .zc-md-list li {
    margin: 0.25em 0;
}

body.zc-page .zc-md-task-item {
    list-style: none;
    margin-left: -1.2em;
}

body.zc-page .zc-md-task-item label {
    display: inline-flex;
    gap: 0.45em;
    align-items: flex-start;
}

body.zc-page .zc-md-blockquote {
    margin: 0.6em 0;
    padding: 0.55em 0.8em;
    border-left: 3px solid color-mix(in srgb, var(--theme-color, #3b82f6) 50%, transparent);
    background: color-mix(in srgb, var(--theme-color, #3b82f6) 6%, transparent);
    border-radius: 0 8px 8px 0;
}

body.zc-page .zc-md-hr {
    margin: 0.85em 0;
    border: 0;
    border-top: 1px solid var(--main-border-color, rgba(50, 50, 50, 0.08));
}

body.zc-page .zc-md-table-wrap {
    max-width: 100%;
    margin: 0.7em 0;
    overflow-x: auto;
}

body.zc-page .zc-md-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95em;
}

body.zc-page .zc-md-table th,
body.zc-page .zc-md-table td {
    padding: 0.45em 0.6em;
    border: 1px solid var(--main-border-color, rgba(50, 50, 50, 0.08));
    text-align: left;
}

body.zc-page .zc-md-table th {
    background: color-mix(in srgb, var(--theme-color, #3b82f6) 8%, transparent);
    font-weight: 700;
}

body.zc-page .zc-code-inline {
    padding: 0.12em 0.35em;
    border-radius: 5px;
    background: color-mix(in srgb, #64748b 12%, transparent);
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 0.92em;
}

body.zc-page .zc-code-block {
    margin: 0.7em 0;
    padding: 0.85em;
    overflow-x: auto;
    border-radius: 10px;
    color: #e5e7eb;
    background: #0f172a;
}

body.zc-page .zc-code-block code {
    white-space: pre;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 0.92em;
}

body.zc-page .zc-message--streaming .zc-message__content {
    white-space: normal;
}

body.zc-page .zc-ai-stream-cursor {
    display: inline-block;
    margin-left: 2px;
    color: var(--theme-color, #3b82f6);
    animation: zc-ai-cursor-blink 1s steps(2, start) infinite;
}

@keyframes zc-ai-cursor-blink {
    0%, 45% {
        opacity: 1;
    }
    46%, 100% {
        opacity: 0;
    }
}