#aiPanel {
    position: fixed;
    top: 46px;
    right: 0;
    bottom: 27px;
    width: 340px;
    background: rgba(10, 11, 20, 0.96);
    backdrop-filter: blur(18px);
    border-left: 1px solid var(--line);
    z-index: 45;
    display: flex;
    flex-direction: column;
    transform: translateX(100%);
    transition: transform 0.28s var(--ease);
}

#aiPanel.open {
    transform: translateX(0);
    box-shadow: -20px 0 60px rgba(0, 0, 0, 0.5);
}

.ai-head {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 12px;
    border-bottom: 1px solid var(--line);
    flex-shrink: 0;
}

.ai-title {
    flex: 1;
    font-size: 12px;
    color: var(--fg-2);
    font-weight: 500;
    letter-spacing: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.ai-title #aiModel {
    font-family: 'JetBrains Mono', monospace;
    font-size: 10.5px;
    color: var(--accent);
    font-weight: 400;
}

.ai-messages {
    flex: 1;
    overflow-y: auto;
    padding: 14px 14px 6px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.ai-empty {
    margin: auto;
    text-align: center;
    padding: 28px 20px;
    color: var(--fg-3);
}

.ai-empty-title {
    font-size: 13px;
    color: var(--fg);
    font-weight: 500;
    margin-bottom: 6px;
}

.ai-empty-sub {
    font-size: 11.5px;
    line-height: 1.55;
    color: var(--fg-3);
    max-width: 260px;
    margin: 0 auto;
}

.ai-msg {
    font-size: 12.5px;
    line-height: 1.6;
    animation: aiIn 0.18s var(--ease);
}

@keyframes aiIn {
    from { opacity: 0; transform: translateY(4px); }
    to   { opacity: 1; transform: translateY(0); }
}

.ai-msg-user {
    align-self: flex-end;
    max-width: 86%;
    padding: 8px 12px;
    background: rgba(184, 176, 218, 0.1);
    border: 1px solid rgba(184, 176, 218, 0.18);
    border-radius: 12px;
    border-bottom-right-radius: 4px;
    color: var(--fg);
    white-space: pre-wrap;
    word-break: break-word;
}

.ai-msg-assistant {
    align-self: flex-start;
    max-width: 100%;
    color: var(--fg-2);
}

.ai-msg-assistant p { margin: 0 0 8px 0; }
.ai-msg-assistant p:last-child { margin-bottom: 0; }

.ai-msg-assistant h3 {
    font-size: 13px;
    font-weight: 500;
    color: var(--fg);
    margin: 12px 0 6px;
}

.ai-msg-assistant h4 {
    font-size: 12.5px;
    font-weight: 500;
    color: var(--fg);
    margin: 10px 0 4px;
}

.ai-msg-assistant strong { color: var(--fg); font-weight: 600; }
.ai-msg-assistant em { color: var(--fg); font-style: italic; }

.ai-msg-assistant code {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11.5px;
    background: rgba(200, 195, 230, 0.08);
    padding: 1px 5px;
    border-radius: 4px;
    color: var(--fg);
}

.ai-msg-assistant ul {
    padding-left: 18px;
    margin: 6px 0;
}

.ai-msg-assistant li { margin: 2px 0; }

.ai-msg-error {
    align-self: stretch;
    padding: 8px 12px;
    background: rgba(224, 124, 184, 0.08);
    border: 1px solid rgba(224, 124, 184, 0.22);
    border-radius: 10px;
    color: #e07cb8;
    font-size: 12px;
}

.ai-code {
    margin: 8px 0;
    background: #05060d;
    border: 1px solid var(--line-2);
    border-radius: 8px;
    overflow: hidden;
}

.ai-code-head {
    display: flex;
    align-items: center;
    padding: 5px 10px;
    background: rgba(200, 195, 230, 0.03);
    border-bottom: 1px solid var(--line);
    gap: 6px;
}

.ai-code-lang {
    flex: 1;
    font-family: 'JetBrains Mono', monospace;
    font-size: 10px;
    color: var(--accent);
    letter-spacing: 0.04em;
    text-transform: lowercase;
}

.ai-code-insert, .ai-code-copy {
    padding: 2px 8px;
    font-size: 10px;
    letter-spacing: 0.02em;
    color: var(--fg-3);
    background: transparent;
    border: 1px solid var(--line-2);
    border-radius: 4px;
    cursor: pointer;
    transition: border-color 0.15s var(--ease), color 0.15s var(--ease), background 0.15s var(--ease);
}

.ai-code-insert:hover, .ai-code-copy:hover {
    color: var(--fg);
    border-color: var(--line-3);
    background: rgba(200, 195, 230, 0.05);
}

.ai-code-insert {
    color: var(--accent);
    border-color: rgba(184, 176, 218, 0.3);
}

.ai-code-insert:hover {
    background: rgba(184, 176, 218, 0.1);
    color: #d6cff2;
}

.ai-code pre {
    margin: 0;
    padding: 10px 12px;
    overflow-x: auto;
    font-family: 'JetBrains Mono', monospace;
    font-size: 11.5px;
    line-height: 1.55;
    color: var(--fg);
    white-space: pre;
    background: transparent;
}

.ai-typing {
    display: inline-flex;
    gap: 4px;
    padding: 8px 12px;
    background: rgba(200, 195, 230, 0.04);
    border-radius: 12px;
    border: 1px solid var(--line);
    align-self: flex-start;
}

.t-dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--accent);
    opacity: 0.4;
    animation: tDot 1.2s ease-in-out infinite;
}

.t-dot:nth-child(2) { animation-delay: 0.2s; }
.t-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes tDot {
    0%, 100% { opacity: 0.3; transform: translateY(0); }
    50%      { opacity: 1; transform: translateY(-3px); }
}

.ai-quick {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    padding: 8px 12px 0;
    border-top: 1px solid var(--line);
    flex-shrink: 0;
}

.ai-quick-btn {
    padding: 5px 10px;
    font-size: 10.5px;
    color: var(--fg-3);
    background: rgba(200, 195, 230, 0.03);
    border: 1px solid var(--line-2);
    border-radius: 999px;
    cursor: pointer;
    transition: border-color 0.15s var(--ease), color 0.15s var(--ease), background 0.15s var(--ease);
    letter-spacing: 0.02em;
}

.ai-quick-btn:hover {
    color: var(--fg);
    border-color: var(--line-3);
    background: rgba(200, 195, 230, 0.07);
}

.ai-input-wrap {
    display: flex;
    gap: 6px;
    padding: 10px 12px 12px;
    flex-shrink: 0;
}

.ai-input {
    flex: 1;
    background: rgba(200, 195, 230, 0.03);
    border: 1px solid var(--line-2);
    border-radius: 8px;
    padding: 8px 10px;
    color: var(--fg);
    font-family: inherit;
    font-size: 12.5px;
    resize: none;
    height: 60px;
    outline: none;
    transition: border-color 0.15s var(--ease);
}

.ai-input:focus { border-color: var(--line-3); }
.ai-input::placeholder { color: var(--fg-3); }

#aiSend {
    align-self: stretch;
    padding: 0 14px;
    background: var(--accent);
    color: var(--bg);
    border: none;
    border-radius: 8px;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.15s var(--ease), transform 0.1s var(--ease);
}

#aiSend:hover { background: #c9c1ee; }
#aiSend:active { transform: scale(0.96); }
#aiSend:disabled { opacity: 0.4; cursor: default; }

.ai-settings {
    display: none;
    padding: 10px 12px;
    border-top: 1px solid var(--line);
    flex-direction: column;
    gap: 8px;
    background: rgba(200, 195, 230, 0.02);
    flex-shrink: 0;
}

.ai-settings.open { display: flex; }

.ai-settings label {
    font-size: 10.5px;
    letter-spacing: 0.04em;
    color: var(--fg-3);
    text-transform: uppercase;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.ai-settings input[type=text], .ai-settings input[type=password] {
    width: 100%;
    background: rgba(200, 195, 230, 0.04);
    border: 1px solid var(--line-2);
    border-radius: 6px;
    padding: 6px 10px;
    color: var(--fg);
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    outline: none;
}

.ai-settings input:focus { border-color: var(--line-3); }

.ai-settings .row {
    display: flex;
    gap: 6px;
    align-items: center;
}

.ai-settings #btnAiKeyClear {
    padding: 5px 9px;
    font-size: 10px;
    color: var(--fg-3);
    background: transparent;
    border: 1px solid var(--line-2);
    border-radius: 5px;
    cursor: pointer;
}

.ai-settings #btnAiKeyClear:hover {
    color: #e07cb8;
    border-color: rgba(224, 124, 184, 0.3);
}

.ai-settings .warn {
    font-size: 10px;
    color: var(--fg-3);
    line-height: 1.5;
    text-transform: none;
    letter-spacing: 0;
    font-weight: 400;
}

@media (max-width: 720px) {
    #aiPanel { width: 100%; }
}