/* ============================================================
   StaffVillage — Cursor-inspired dark UI
   ============================================================ */

:root {
    --bg-0:       #0e0e10;
    --bg-1:       #131316;
    --bg-2:       #1a1a1f;
    --bg-3:       #222228;
    --bg-4:       #2a2a32;
    --bg-hover:   #2e2e38;
    --bg-active:  #35354a;

    --text-0:     #e4e4e8;
    --text-1:     #b4b4bc;
    --text-2:     #85858f;
    --text-3:     #56565e;

    --accent:     #6b8afd;
    --accent-hover: #859dfd;
    --accent-soft: rgba(107,138,253,0.12);
    --accent-text: #aec1fe;

    --green:      #4ec89f;
    --green-soft: rgba(78,200,159,0.12);
    --yellow:     #e5c07b;
    --yellow-soft:rgba(229,192,123,0.12);
    --red:        #e06c75;
    --red-soft:   rgba(224,108,117,0.12);

    --border:     #2a2a32;
    --border-2:   #35354a;

    --thinking-bg:    #161620;
    --thinking-border:#3a3a52;
    --thinking-text:  #9898a8;

    --tool-bg:    #16161e;
    --tool-border:#2e2e42;

    --scrollbar:       #35354a;
    --scrollbar-hover: #45455a;

    --shadow:     0 2px 8px rgba(0,0,0,.4);
    --shadow-lg:  0 8px 32px rgba(0,0,0,.55);

    --radius:     8px;
    --radius-sm:  6px;
    --radius-xs:  4px;
    --radius-lg:  12px;
    --radius-xl:  16px;

    --font:       'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono:  'JetBrains Mono', 'Fira Code', 'Cascadia Code', 'SF Mono', monospace;
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: var(--font);
    background: var(--bg-0);
    color: var(--text-0);
    overflow: hidden;
    height: 100vh;
    -webkit-font-smoothing: antialiased;
}

#app {
    display: flex;
    flex-direction: column;
    height: 100vh;
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--scrollbar); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--scrollbar-hover); }

/* ============================================================
   Header — thin, minimal
   ============================================================ */
#header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 12px;
    background: var(--bg-1);
    border-bottom: 1px solid var(--border);
    height: 38px;
    flex-shrink: 0;
    -webkit-app-region: drag;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo {
    font-weight: 600;
    font-size: 13px;
    color: var(--text-1);
    letter-spacing: -0.2px;
}
.logo .ai-a,
.logo .ai-i {
    color: var(--accent);
    font-weight: 700;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 8px;
    -webkit-app-region: no-drag;
}

/* Status pills */
.status-pill {
    font-size: 11px;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 2px 8px;
    border-radius: 99px;
    cursor: default;
    font-weight: 500;
}

.status-dot-icon {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    display: inline-block;
}

.status-pill.connected  { color: var(--green); background: var(--green-soft); }
.status-pill.connected .status-dot-icon  { background: var(--green); }
.status-pill.disconnected { color: var(--red); background: var(--red-soft); }
.status-pill.disconnected .status-dot-icon { background: var(--red); }
.status-pill.locked     { color: var(--yellow); background: var(--yellow-soft); }
.status-pill.locked .status-dot-icon     { background: var(--yellow); }
.status-pill.unlocked   { color: var(--green); background: var(--green-soft); }
.status-pill.unlocked .status-dot-icon   { background: var(--green); }

/* Context meter */
.context-meter {
    display: flex;
    align-items: center;
    gap: 5px;
}

.meter-bar {
    width: 60px;
    height: 4px;
    background: var(--bg-4);
    border-radius: 2px;
    overflow: hidden;
}

.meter-fill {
    height: 100%;
    background: var(--accent);
    border-radius: 2px;
    transition: width .3s ease;
}

.meter-fill.warning { background: var(--yellow); }
.meter-fill.danger  { background: var(--red); }

.meter-label {
    font-size: 10px;
    color: var(--text-3);
    font-family: var(--font-mono);
    min-width: 24px;
}

.header-icon-btn {
    background: none;
    border: none;
    color: var(--text-2);
    padding: 4px;
    border-radius: var(--radius-xs);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color .12s, background .12s;
}

.header-icon-btn:hover {
    color: var(--text-0);
    background: var(--bg-hover);
}

/* ============================================================
   Main Content
   ============================================================ */
#main-content {
    display: flex;
    flex: 1;
    overflow: hidden;
}

/* ---- Chat Panel ---- */
#chat-panel {
    flex: 1;
    min-width: 300px;
    display: flex;
    flex-direction: column;
    background: var(--bg-1);
    overflow: hidden;
    position: relative;
}

#chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 16px 20px;
    scroll-behavior: smooth;
    min-height: 0;
}

#scroll-to-bottom-pill {
    position: absolute;
    bottom: 100px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: var(--bg-3);
    color: var(--fg-1);
    border: 1px solid var(--border);
    border-radius: 20px;
    font-size: 12px;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0,0,0,0.3);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
    z-index: 10;
}
#scroll-to-bottom-pill.visible {
    opacity: 1;
    pointer-events: auto;
}
#scroll-to-bottom-pill:hover {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}
#scroll-to-bottom-pill svg {
    flex-shrink: 0;
}

/* Welcome */
.welcome-message {
    text-align: center;
    padding: 48px 20px;
    color: var(--text-2);
}

.welcome-message h2 {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-0);
}

.welcome-message p {
    font-size: 13px;
    line-height: 1.6;
    max-width: 440px;
    margin: 0 auto;
}

.hint {
    color: var(--text-3);
    font-size: 12px;
    margin-top: 6px;
}

/* ---- Messages (Cursor-style: left-aligned, inline) ---- */
.message {
    margin-bottom: 4px;
    padding: 8px 0;
    border-bottom: 1px solid var(--border);
    animation: fadeIn .12s ease;
}

.message:last-child {
    border-bottom: none;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(2px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* Role label (You / Agent) */
.message-role-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-2);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: .3px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.message-role-assistant {
    color: var(--accent);
}

/* User messages */
.message-user {
    display: flex;
    flex-direction: column;
}

.message-user .message-content {
    color: var(--text-0);
    font-size: 13.5px;
    line-height: 1.6;
    white-space: pre-wrap;
}

/* Queued messages */
.message-queued {
    opacity: 0.6;
    cursor: pointer;
    transition: opacity 0.15s;
}

.message-queued:hover {
    opacity: 0.85;
}

.message-queued .message-role-label {
    color: var(--yellow);
}

.queued-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--yellow);
    display: inline-block;
    animation: queuePulse 1.5s ease-in-out infinite;
}

.queued-send-hint {
    font-size: 10px;
    color: var(--text-3);
    font-weight: 400;
}

.message-queued:hover .queued-send-hint {
    color: var(--accent);
}

@keyframes queuePulse {
    0%, 100% { opacity: 1; }
    50%      { opacity: 0.3; }
}

/* Assistant messages */
.message-assistant {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.message-assistant .message-content {
    background: transparent;
    border-radius: 0;
    padding: 0;
    font-size: 13.5px;
    line-height: 1.65;
    color: var(--text-0);
}

.message-assistant .message-content p {
    margin-bottom: 8px;
}

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

.message-content code {
    background: var(--bg-3);
    padding: 1px 5px;
    border-radius: var(--radius-xs);
    font-family: var(--font-mono);
    font-size: 12px;
}

.message-content pre {
    background: var(--bg-0);
    padding: 12px;
    border-radius: var(--radius);
    overflow-x: auto;
    margin: 8px 0;
    border: 1px solid var(--border);
}

.message-content pre code {
    background: none;
    padding: 0;
}

/* Error messages */
.message-error {
    border-left: 3px solid var(--red);
    padding-left: 10px;
    color: var(--red);
}

/* Task banners */
.task-banner {
    padding: 8px 14px;
    margin: 10px 0;
    border-radius: 6px;
    font-size: 13px;
    color: var(--text-secondary);
}
.task-banner-icon { margin-right: 4px; }
.task-banner-started {
    background: rgba(59,130,246,.1);
    border-left: 3px solid #3b82f6;
    color: #93c5fd;
}
.task-banner-completed {
    background: rgba(34,197,94,.1);
    border-left: 3px solid #22c55e;
    color: #86efac;
}

/* Thinking */
.thinking-block {
    background: var(--thinking-bg);
    border-left: 2px solid var(--thinking-border);
    border-radius: var(--radius-xs);
    margin-bottom: 6px;
    overflow: hidden;
    max-width: 90%;
}

.thinking-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 10px;
    cursor: pointer;
    font-size: 11px;
    color: var(--thinking-text);
    user-select: none;
}

.thinking-header:hover {
    background: rgba(255,255,255,.02);
}

.thinking-toggle {
    font-size: 9px;
    transition: transform .15s;
}

.thinking-toggle.expanded {
    transform: rotate(90deg);
}

.thinking-content {
    padding: 0 10px 8px;
    font-size: 11.5px;
    font-family: var(--font-mono);
    color: var(--thinking-text);
    line-height: 1.5;
    white-space: pre-wrap;
    max-height: 300px;
    overflow-y: auto;
    display: none;
}

.thinking-content.visible {
    display: block;
}

/* Tool group — collapsible row that contains all consecutive tool calls */
.tool-group {
    margin: 6px 0;
    max-width: 95%;
}

.tool-group-header {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 5px 10px;
    font-size: 12px;
    color: var(--text-2);
    cursor: pointer;
    border-radius: var(--radius);
    background: var(--bg-2);
    border: 1px solid var(--border-1);
    user-select: none;
    transition: background 0.15s;
}

.tool-group-header:hover {
    background: var(--bg-3);
}

.tool-group-chevron {
    color: var(--text-3);
    flex-shrink: 0;
    transition: transform 0.15s;
}

.tool-group-chevron.expanded {
    transform: rotate(90deg);
}

.tool-group-label {
    font-family: var(--font-mono);
    font-size: 11.5px;
    font-weight: 500;
}

.tool-group-label.has-errors {
    color: var(--red);
}

.tool-group-body {
    display: none;
    padding: 4px 0 4px 18px;
    border-left: 2px solid var(--border-1);
    margin-left: 4px;
    margin-top: 2px;
}

.tool-group-body.visible {
    display: block;
}

/* Individual tool cards (inside groups) */
.tool-card {
    background: var(--tool-bg);
    border: 1px solid var(--tool-border);
    border-radius: var(--radius);
    margin-bottom: 4px;
    overflow: hidden;
}

.tool-card-error {
    border-color: color-mix(in srgb, var(--red) 40%, transparent);
}

.tool-header {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 4px 8px;
    font-size: 11px;
    color: var(--text-2);
    cursor: pointer;
}

.tool-name {
    font-family: var(--font-mono);
    color: var(--accent-text);
    font-weight: 600;
    font-size: 10.5px;
}

.tool-status {
    margin-left: auto;
    font-size: 10px;
}

.tool-status.running { color: var(--yellow); }
.tool-status.success { color: var(--green); }
.tool-status.error   { color: var(--red); }

.tool-details {
    padding: 0 8px 6px;
    font-size: 10.5px;
    font-family: var(--font-mono);
    color: var(--text-3);
    display: none;
}

.tool-details.visible {
    display: block;
}

.tool-input, .tool-result {
    background: var(--bg-0);
    padding: 6px;
    border-radius: var(--radius-xs);
    margin-bottom: 3px;
    white-space: pre-wrap;
    word-break: break-word;
    max-height: 200px;
    overflow-y: auto;
}

.tool-input-label, .tool-result-label {
    font-size: 9px;
    text-transform: uppercase;
    color: var(--text-3);
    margin-bottom: 2px;
    letter-spacing: .5px;
}

/* Screenshot in chat */
.chat-screenshot {
    max-width: 400px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    margin: 8px 0;
    cursor: pointer;
    transition: transform .15s;
}

.chat-screenshot:hover {
    transform: scale(1.02);
}

/* CAPTCHA banner */
.captcha-banner {
    background: var(--yellow);
    color: var(--bg-0);
    padding: 8px 16px;
}

.captcha-banner.hidden { display: none; }

.captcha-content {
    display: flex;
    align-items: center;
    gap: 10px;
}

.captcha-icon { font-size: 18px; }

.captcha-text {
    flex: 1;
    font-size: 12px;
    font-weight: 500;
}

.captcha-btn {
    background: var(--bg-0);
    color: var(--yellow);
    border: none;
    padding: 4px 14px;
    border-radius: var(--radius-xs);
    cursor: pointer;
    font-weight: 600;
    font-size: 12px;
}

/* ============================================================
   Input Area — Cursor style
   ============================================================ */
#chat-input-area {
    padding: 0 16px 12px;
    background: var(--bg-1);
    flex-shrink: 0;
    position: relative;
    z-index: 2;
}

.input-box {
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    transition: border-color .15s;
}

.input-box:focus-within {
    border-color: var(--border-2);
}

#chat-input {
    width: 100%;
    background: none;
    border: none;
    color: var(--text-0);
    font-size: 13.5px;
    font-family: var(--font);
    resize: none;
    outline: none;
    overflow-y: hidden;
    max-height: 200px;
    min-height: 36px;
    line-height: 20px;
    padding: 10px 14px 6px;
    box-sizing: border-box;
}

#chat-input::placeholder {
    color: var(--text-3);
}

/* Toolbar row inside the input box */
.input-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 4px 6px 6px;
    gap: 6px;
}

.input-toolbar-left,
.input-toolbar-right {
    display: flex;
    align-items: center;
    gap: 4px;
}

/* Mode toggle pills */
.mode-toggle {
    display: flex;
    background: var(--bg-3);
    border-radius: var(--radius-xs);
    padding: 1px;
}

.mode-pill {
    background: none;
    border: none;
    color: var(--text-3);
    font-size: 11px;
    font-weight: 500;
    padding: 3px 10px;
    border-radius: 3px;
    cursor: pointer;
    transition: all .12s;
    font-family: var(--font);
}

.mode-pill:hover {
    color: var(--text-1);
}

.mode-pill.active {
    background: var(--bg-hover);
    color: var(--text-0);
}

/* Model chip */
.model-chip {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: none;
    border: none;
    color: var(--text-3);
    font-size: 11px;
    font-family: var(--font-mono);
    padding: 3px 8px;
    border-radius: var(--radius-xs);
    cursor: pointer;
    transition: all .12s;
}

.model-chip:hover {
    color: var(--text-1);
    background: var(--bg-3);
}

/* Toolbar icon buttons */
.toolbar-icon-btn {
    background: none;
    border: none;
    color: var(--text-3);
    padding: 4px;
    border-radius: var(--radius-xs);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all .12s;
}

.toolbar-icon-btn:hover {
    color: var(--text-1);
    background: var(--bg-3);
}

/* Send / Stop buttons */
.send-btn {
    width: 28px;
    height: 28px;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all .12s;
    flex-shrink: 0;
    background: var(--accent);
    color: #fff;
}

.send-btn:hover {
    background: var(--accent-hover);
}

.stop-btn {
    height: 28px;
    padding: 0 12px;
    border: 1px solid var(--red);
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    transition: all .12s;
    flex-shrink: 0;
    background: var(--red-soft);
    color: var(--red);
    font-family: var(--font);
    font-size: 12px;
    font-weight: 500;
}

.stop-btn:hover {
    background: var(--red);
    color: #fff;
}

.stop-btn svg {
    flex-shrink: 0;
}

.hidden {
    display: none !important;
}

/* ============================================================
   Resize Handle
   ============================================================ */
.resize-handle {
    width: 4px;
    cursor: col-resize;
    background: var(--border);
    flex-shrink: 0;
    transition: background .12s;
    position: relative;
    z-index: 10;
}

.resize-handle:hover,
.resize-handle.dragging {
    background: var(--accent);
}

/* ============================================================
   Browser Preview Panel
   ============================================================ */
#browser-panel {
    width: 55%;
    flex-shrink: 0;
    min-width: 250px;
    display: flex;
    flex-direction: column;
    background: var(--bg-1);
}

.panel-icon-btn {
    background: none;
    border: none;
    color: var(--text-3);
    padding: 4px;
    border-radius: var(--radius-xs);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all .12s;
    flex-shrink: 0;
}

.panel-icon-btn:hover {
    color: var(--text-1);
    background: var(--bg-hover);
}

/* Browser tabs — Chrome-style tab strip */
.browser-tab-bar {
    display: flex;
    align-items: center;
    background: var(--bg-2);
    border-bottom: 2px solid var(--bg-3);
    min-height: 34px;
    scrollbar-width: thin;
    flex-shrink: 0;
    padding-right: 4px;
    gap: 2px;
}

#tab-list {
    display: flex;
    align-items: center;
    min-width: 0;
    overflow-x: auto;
    scrollbar-width: none;
}

#tab-list::-webkit-scrollbar { display: none; }

.tab-bar-spacer {
    flex: 1;
}

/* URL / address bar */
.browser-url-bar {
    display: flex;
    align-items: center;
    gap: 2px;
    padding: 4px 6px;
    background: var(--bg-1);
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.url-bar-btn {
    background: none;
    border: none;
    color: var(--text-3);
    padding: 3px 4px;
    border-radius: var(--radius-xs);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all .12s;
    flex-shrink: 0;
}

.url-bar-btn:hover {
    color: var(--text-1);
    background: var(--bg-hover);
}

.url-input {
    flex: 1;
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: 14px;
    color: var(--text-1);
    font-size: 12px;
    font-family: var(--font);
    padding: 4px 12px;
    outline: none;
    min-width: 0;
    transition: border-color .15s;
}

.url-input:focus {
    border-color: var(--accent);
}

.url-input::placeholder {
    color: var(--text-3);
}

.browser-tab-bar::-webkit-scrollbar { height: 2px; }
.browser-tab-bar::-webkit-scrollbar-thumb { background: var(--scrollbar); border-radius: 1px; }

.browser-tab {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 7px 10px;
    font-size: 12px;
    color: var(--text-2);
    background: transparent;
    border: none;
    border-right: 1px solid var(--border);
    cursor: pointer;
    white-space: nowrap;
    max-width: 180px;
    min-width: 60px;
    flex-shrink: 1;
    font-family: var(--font);
    transition: all .1s;
    user-select: none;
    position: relative;
}

.browser-tab:hover {
    background: var(--bg-3);
    color: var(--text-1);
}

.browser-tab.active {
    background: var(--bg-3);
    color: var(--text-0);
}

.browser-tab.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 4px;
    right: 4px;
    height: 2px;
    background: var(--accent);
    border-radius: 1px;
}

.browser-tab .tab-title {
    overflow: hidden;
    text-overflow: ellipsis;
    flex: 1;
    min-width: 0;
}

.browser-tab .tab-close {
    font-size: 14px;
    line-height: 1;
    padding: 1px 3px;
    border-radius: 3px;
    opacity: 0;
    transition: opacity .1s, background .1s;
    color: var(--text-3);
    cursor: pointer;
    flex-shrink: 0;
}

.browser-tab:hover .tab-close { opacity: 1; }

.browser-tab .tab-close:hover {
    color: var(--red);
    background: var(--red-soft);
}

.tab-favicon {
    width: 16px;
    height: 16px;
    border-radius: 2px;
    flex-shrink: 0;
}

.tab-new-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    margin: 0 3px;
    color: var(--text-2);
    background: none;
    border: none;
    border-radius: var(--radius-xs);
    cursor: pointer;
    flex-shrink: 0;
}

.tab-new-btn:hover {
    color: var(--text-1);
    background: var(--bg-hover);
}

/* Viewport */
#browser-viewport {
    flex: 1;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-0);
    position: relative;
    cursor: default;
    min-height: 0;
}

#browser-screenshot {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: none;
    user-select: none;
    -webkit-user-drag: none;
}

#browser-viewport .interaction-overlay {
    position: absolute;
    inset: 0;
    cursor: default;
    z-index: 5;
}

#browser-viewport .interaction-overlay:focus {
    outline: 2px solid var(--accent);
    outline-offset: -2px;
}

.click-ripple {
    position: absolute;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    border: 2px solid var(--accent);
    pointer-events: none;
    z-index: 10;
    animation: clickRipple .4s ease-out forwards;
}

@keyframes clickRipple {
    0%   { transform: translate(-50%,-50%) scale(.5); opacity: 1; }
    100% { transform: translate(-50%,-50%) scale(2.5); opacity: 0; }
}

.browser-placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--text-3);
    padding: 40px;
}

.browser-placeholder p {
    margin-bottom: 4px;
    font-size: 13px;
}

/* ============================================================
   Modals — clean, Cursor-style
   ============================================================ */
.modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.55);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(6px);
}

.modal.hidden {
    display: none;
}

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.55);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1100;
    backdrop-filter: blur(4px);
}

.modal-overlay .modal-content {
    padding: 20px 24px;
    max-width: 420px;
}

.modal-content {
    background: var(--bg-2);
    border: 1px solid var(--border-2);
    border-radius: var(--radius-lg);
    padding: 0;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.modal-sm { width: 380px; }
.modal-md { width: 460px; }

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 18px 12px;
    border-bottom: 1px solid var(--border);
}

.modal-header h3 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-0);
}

.modal-close-btn {
    background: none;
    border: none;
    color: var(--text-3);
    font-size: 18px;
    cursor: pointer;
    padding: 2px 4px;
    border-radius: var(--radius-xs);
    line-height: 1;
    transition: all .12s;
}

.modal-close-btn:hover {
    color: var(--text-0);
    background: var(--bg-hover);
}

.modal-desc {
    font-size: 12px;
    color: var(--text-2);
    padding: 12px 18px 0;
    line-height: 1.5;
}

.modal-input {
    display: block;
    width: calc(100% - 36px);
    margin: 12px 18px 0;
    padding: 9px 12px;
    background: var(--bg-0);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-0);
    font-size: 13px;
    font-family: var(--font);
    outline: none;
}

.modal-input:focus {
    border-color: var(--accent);
}

.modal-input + .modal-input {
    margin-top: 8px;
}

.modal-actions {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
    padding: 14px 18px;
}

.btn-primary {
    background: var(--accent);
    color: #fff;
    border: none;
    padding: 7px 18px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    font-family: var(--font);
    transition: background .12s;
}

.btn-primary:hover {
    background: var(--accent-hover);
}

.btn-secondary {
    background: var(--bg-3);
    color: var(--text-1);
    border: 1px solid var(--border);
    padding: 7px 18px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    cursor: pointer;
    font-family: var(--font);
    transition: all .12s;
}

.btn-secondary:hover {
    background: var(--bg-hover);
}

.btn-danger {
    background: var(--red-soft);
    color: var(--red);
    border: 1px solid transparent;
    padding: 7px 14px;
    border-radius: var(--radius-sm);
    font-size: 11px;
    cursor: pointer;
    font-family: var(--font);
    transition: all .12s;
}

.btn-danger:hover {
    background: var(--red);
    color: #fff;
}

/* ---- Settings sections ---- */
.settings-section {
    padding: 14px 18px;
    border-bottom: 1px solid var(--border);
}

.settings-section:last-of-type {
    border-bottom: none;
}

.settings-section-title {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: .8px;
    color: var(--text-3);
    margin-bottom: 12px;
    font-weight: 600;
}

.setting-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 32px;
    gap: 12px;
    margin-bottom: 6px;
}

.setting-row:last-child {
    margin-bottom: 0;
}

.setting-row > label {
    font-size: 12px;
    color: var(--text-1);
    white-space: nowrap;
    min-width: 110px;
}

/* Select */
.setting-select {
    flex: 1;
    padding: 6px 8px;
    background: var(--bg-0);
    border: 1px solid var(--border);
    border-radius: var(--radius-xs);
    color: var(--text-0);
    font-size: 12px;
    font-family: var(--font-mono);
    outline: none;
    cursor: pointer;
    min-width: 0;
}

.setting-select:focus {
    border-color: var(--accent);
}

/* Text input */
.setting-text {
    flex: 1;
    padding: 6px 8px;
    background: var(--bg-0);
    border: 1px solid var(--border);
    border-radius: var(--radius-xs);
    color: var(--text-0);
    font-size: 12px;
    font-family: var(--font-mono);
    outline: none;
    min-width: 0;
}

.setting-text:focus {
    border-color: var(--accent);
}

/* Number input */
.setting-number {
    width: 100px;
    padding: 6px 8px;
    background: var(--bg-0);
    border: 1px solid var(--border);
    border-radius: var(--radius-xs);
    color: var(--text-0);
    font-size: 12px;
    font-family: var(--font-mono);
    outline: none;
}

.setting-number:focus {
    border-color: var(--accent);
}

.setting-inline {
    display: flex;
    align-items: center;
    gap: 6px;
}

.setting-unit {
    font-size: 11px;
    color: var(--text-3);
}

.setting-value-muted {
    font-size: 12px;
    color: var(--text-3);
    font-family: var(--font-mono);
    background: var(--bg-0);
    padding: 3px 8px;
    border-radius: var(--radius-xs);
}

.setting-value-mono {
    font-size: 12px;
    color: var(--text-2);
    font-family: var(--font-mono);
    min-width: 45px;
    text-align: right;
}

/* Slider */
.setting-slider-row {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
}

.setting-range {
    flex: 1;
    height: 4px;
    -webkit-appearance: none;
    appearance: none;
    background: var(--bg-4);
    border-radius: 2px;
    outline: none;
}

.setting-range::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--accent);
    cursor: pointer;
    border: 2px solid var(--bg-2);
}

.setting-range::-moz-range-thumb {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--accent);
    cursor: pointer;
    border: 2px solid var(--bg-2);
}

/* ============================================================
   Typing indicator
   ============================================================ */
.typing-indicator {
    display: inline-flex;
    gap: 3px;
    padding: 6px 10px;
    background: var(--bg-3);
    border-radius: var(--radius-lg);
}

.typing-indicator .dot {
    width: 5px;
    height: 5px;
    background: var(--text-3);
    border-radius: 50%;
    animation: typingBounce 1.4s infinite ease-in-out;
}

.typing-indicator .dot:nth-child(2) { animation-delay: .2s; }
.typing-indicator .dot:nth-child(3) { animation-delay: .4s; }

@keyframes typingBounce {
    0%, 80%, 100% { transform: translateY(0); }
    40%           { transform: translateY(-5px); }
}

/* ============================================================
   Conversation History Drawer
   ============================================================ */

.history-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.35);
    z-index: 998;
    opacity: 0;
    transition: opacity 0.2s ease;
}
.history-backdrop:not(.hidden) {
    opacity: 1;
}

.history-drawer {
    position: fixed;
    top: 0;
    left: 0;
    width: 280px;
    height: 100%;
    background: var(--bg-2);
    border-right: 1px solid var(--border);
    z-index: 999;
    display: flex;
    flex-direction: column;
    transform: translateX(-100%);
    transition: transform 0.25s ease;
    box-shadow: 4px 0 16px rgba(0, 0, 0, 0.2);
}
.history-drawer:not(.hidden) {
    transform: translateX(0);
}

.history-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 14px;
    border-bottom: 1px solid var(--border);
}
.history-header h3 {
    margin: 0;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-1);
}

.history-list {
    flex: 1;
    overflow-y: auto;
    padding: 6px;
}

.history-empty {
    padding: 24px 12px;
    text-align: center;
    color: var(--text-3);
    font-size: 13px;
}

.history-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 9px 10px;
    margin-bottom: 2px;
    border-radius: var(--radius);
    cursor: pointer;
    color: var(--text-2);
    font-size: 13px;
    line-height: 1.35;
    transition: background 0.1s;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
}
.history-item:hover {
    background: var(--bg-3);
    color: var(--text-1);
}
.history-item.active {
    background: var(--accent-bg);
    color: var(--accent);
}

.history-item-title {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.history-item-meta {
    font-size: 11px;
    color: var(--text-3);
    white-space: nowrap;
}

.history-item-delete {
    opacity: 0;
    color: var(--text-3);
    background: none;
    border: none;
    cursor: pointer;
    font-size: 15px;
    padding: 0 4px;
    line-height: 1;
    transition: opacity 0.15s, color 0.15s;
}
.history-item:hover .history-item-delete {
    opacity: 1;
}
.history-item-delete:hover {
    color: var(--red, #e55);
}

.history-date-group {
    padding: 8px 10px 4px;
    font-size: 11px;
    font-weight: 600;
    color: var(--text-3);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ============================================================
   Cost Display
   ============================================================ */
.cost-display {
    display: inline-flex;
    align-items: center;
    padding: 3px 8px;
    font-size: 11px;
    font-weight: 500;
    font-family: 'SF Mono', 'Fira Code', monospace;
    color: var(--text-3);
    background: var(--bg-3);
    border-radius: 4px;
    cursor: default;
    margin-left: 6px;
}

/* ============================================================
   Agent Activity Status Indicator
   ============================================================ */
.agent-activity-status {
    display: none;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    font-size: 12.5px;
    color: var(--text-2);
    min-height: 24px;
    background: var(--bg-2);
    border-radius: var(--radius-md);
    margin: 0 8px 4px;
}
.agent-activity-status .agent-status-text {
    opacity: 0.9;
}
.agent-status-spinner {
    display: inline-block;
    width: 14px;
    height: 14px;
    border: 2px solid var(--border);
    border-top: 2px solid var(--accent);
    border-radius: 50%;
    animation: agent-spin 0.8s linear infinite;
    flex-shrink: 0;
}
@keyframes agent-spin {
    to { transform: rotate(360deg); }
}
.agent-status-brain,
.agent-status-stream,
.agent-status-tool {
    font-size: 13px;
    line-height: 1;
}

/* ============================================================
   Settings Panel — Full-width overlay replacing the browser panel
   ============================================================ */
#settings-panel {
    flex: 2;
    min-width: 250px;
    display: flex;
    background: var(--bg-1);
    overflow: hidden;
}

#settings-panel.hidden {
    display: none !important;
}

/* Sidebar navigation */
.sp-sidebar {
    width: 180px;
    background: var(--bg-2);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    padding: 12px 0;
    flex-shrink: 0;
}

.sp-sidebar-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-1);
    padding: 8px 16px 16px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 8px;
}

.sp-nav-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    font-size: 13px;
    color: var(--text-2);
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    font-family: var(--font);
    transition: all .12s;
    border-left: 2px solid transparent;
}

.sp-nav-btn:hover {
    color: var(--text-1);
    background: var(--bg-3);
}

.sp-nav-btn.active {
    color: var(--accent);
    background: var(--accent-soft);
    border-left-color: var(--accent);
    font-weight: 500;
}

.sp-nav-icon {
    font-size: 15px;
    width: 20px;
    text-align: center;
}

/* Main content area */
.sp-content {
    flex: 1;
    overflow-y: auto;
    padding: 20px 24px;
}

.sp-content-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.sp-content-header h2 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-0);
}

.sp-section.hidden {
    display: none;
}

/* ---- Model Cards ---- */
#model-cards-container {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.model-card {
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 420px;
    overflow: visible;
    transition: border-color .15s;
}

.model-card.active {
    border-color: var(--accent);
    box-shadow: 0 0 0 1px var(--accent-soft);
}

.mc-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 14px 8px;
}

.mc-status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.mc-dot-green { background: var(--green); }
.mc-dot-red { background: var(--red); }
.mc-dot-gray { background: var(--text-3); }

.mc-name {
    flex: 1;
    background: none;
    border: none;
    color: var(--text-0);
    font-size: 14px;
    font-weight: 600;
    font-family: var(--font);
    outline: none;
    padding: 2px 4px;
    border-radius: var(--radius-xs);
    min-width: 0;
}

.mc-name:hover {
    background: var(--bg-0);
    border: 1px solid var(--border);
}

.mc-name:focus {
    background: var(--bg-0);
    border: 1px solid var(--border);
}

.mc-active-badge {
    font-size: 10px;
    font-weight: 600;
    color: var(--accent);
    background: var(--accent-soft);
    padding: 2px 8px;
    border-radius: 99px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.mc-delete-btn {
    background: none;
    border: 1px solid var(--border);
    color: var(--text-3);
    font-size: 15px;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    transition: background .15s, color .15s, border-color .15s;
    display: flex;
    align-items: center;
    gap: 4px;
    line-height: 1;
}

.mc-delete-btn:hover {
    color: var(--red);
    border-color: var(--red);
    background: rgba(239, 68, 68, 0.1);
}

.mc-body {
    padding: 4px 14px 14px;
}

.mc-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
}

.mc-row > label {
    font-size: 12px;
    color: var(--text-2);
    min-width: 100px;
    white-space: nowrap;
}

.mc-select {
    flex: 1;
    padding: 5px 8px;
    background: var(--bg-0);
    border: 1px solid var(--border);
    border-radius: var(--radius-xs);
    color: var(--text-0);
    font-size: 12px;
    font-family: var(--font-mono);
    outline: none;
    cursor: pointer;
}

.mc-select:focus { border-color: var(--accent); }

.mc-input {
    flex: 1;
    padding: 5px 8px;
    background: var(--bg-0);
    border: 1px solid var(--border);
    border-radius: var(--radius-xs);
    color: var(--text-0);
    font-size: 12px;
    font-family: var(--font-mono);
    outline: none;
    min-width: 0;
}

.mc-input:focus { border-color: var(--accent); }

.mc-number {
    width: 90px;
    padding: 5px 8px;
    background: var(--bg-0);
    border: 1px solid var(--border);
    border-radius: var(--radius-xs);
    color: var(--text-0);
    font-size: 12px;
    font-family: var(--font-mono);
    outline: none;
}

.mc-number:focus { border-color: var(--accent); }

.mc-inline {
    display: flex;
    align-items: center;
    gap: 6px;
}

.mc-unit {
    font-size: 11px;
    color: var(--text-3);
}

.mc-token-row {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.mc-btn-gen-token {
    font-size: 12px;
    padding: 4px 10px;
    white-space: nowrap;
}

.mc-token-expiry {
    font-size: 12px;
    padding: 2px 8px;
    border-radius: var(--radius-xs);
}

.mc-expiry-ok { color: var(--green); }
.mc-expiry-warn { color: var(--yellow, #e6a700); }
.mc-expiry-expired { color: var(--red); }

.mc-actions {
    display: flex;
    gap: 8px;
    margin-top: 10px;
}

.mc-add-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    max-width: 420px;
    padding: 14px;
    background: var(--bg-2);
    border: 1px dashed var(--border-2);
    border-radius: var(--radius-lg);
    color: var(--text-2);
    font-size: 13px;
    cursor: pointer;
    font-family: var(--font);
    transition: all .15s;
}

.mc-add-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-soft);
}

/* ---- Model ID combo (input + load button + dropdown) ---- */

.mc-model-combo {
    display: flex;
    flex: 1;
    gap: 4px;
    min-width: 0;
}

.mc-model-combo .mc-model-input,
.mc-model-combo .mc-select {
    flex: 1;
    min-width: 0;
}

/* OpenRouter model select with pricing text needs more room */
.mc-or-model {
    font-family: var(--font-mono);
    font-size: 11px;
}

.mc-load-models-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    padding: 0;
    background: var(--bg-0);
    border: 1px solid var(--border);
    border-radius: var(--radius-xs);
    color: var(--text-2);
    cursor: pointer;
    font-size: 16px;
    transition: all .15s;
    flex-shrink: 0;
}

.mc-load-models-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-soft);
}

.mc-load-models-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.mc-load-icon {
    display: inline-block;
    transition: transform .15s;
}

@keyframes mc-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.mc-spinning {
    animation: mc-spin 0.8s linear infinite;
}

/* Dropdown panel for provider models */
.mc-model-dropdown-panel {
    position: relative;
    margin-top: 4px;
    background: var(--bg-1);
    border: 1px solid var(--border-2);
    border-radius: var(--radius-sm);
    overflow: hidden;
    z-index: 50;
}

.mc-model-dropdown-panel.hidden { display: none; }

.mc-model-list {
    max-height: 200px;
    overflow-y: auto;
    padding: 4px 0;
}

.mc-model-option {
    padding: 5px 10px;
    font-size: 12px;
    color: var(--text-1);
    cursor: pointer;
    font-family: var(--font-mono);
    display: flex;
    align-items: center;
    gap: 6px;
    transition: background .1s;
}

.mc-model-option:hover {
    background: var(--bg-hover);
}

.mc-model-recommended {
    background: var(--accent-soft);
    font-weight: 600;
    color: var(--text-0);
}

.mc-model-recommended:hover {
    background: rgba(107,138,253,0.2);
}

.mc-rec-badge {
    font-size: 9px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 1px 5px;
    border-radius: 3px;
    background: var(--accent);
    color: #fff;
    font-weight: 700;
    flex-shrink: 0;
}

.mc-model-id-hint {
    font-size: 10px;
    color: var(--text-3);
    margin-left: 4px;
}

.mc-model-count {
    padding: 4px 10px;
    font-size: 10px;
    color: var(--text-3);
    border-top: 1px solid var(--border);
    text-align: center;
}

.mc-model-id-row {
    flex-wrap: wrap;
}

.mc-model-id-row .mc-model-dropdown-panel {
    width: 100%;
}

/* ---- Task Cards ---- */
#task-cards-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.task-card {
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: border-color .15s;
}

.task-card.running {
    border-color: var(--accent);
}

.tc-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 14px;
    background: var(--bg-3);
}

.tc-status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.tc-status-green { background: var(--green); }
.tc-status-blue { background: var(--accent); animation: statusPulse 1.5s ease-in-out infinite; }
.tc-status-orange { background: #e8a33e; animation: statusPulse 2s ease-in-out infinite; }
.tc-status-gray { background: var(--text-3); }

@keyframes statusPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.tc-name {
    flex: 1;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-0);
}

/* Toggle switch */
.tc-toggle {
    position: relative;
    display: inline-block;
    width: 36px;
    height: 20px;
    cursor: pointer;
}

.tc-toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.tc-toggle-slider {
    position: absolute;
    inset: 0;
    background: var(--bg-4);
    border-radius: 20px;
    transition: .2s;
}

.tc-toggle-slider::before {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    left: 2px;
    bottom: 2px;
    background: var(--text-2);
    border-radius: 50%;
    transition: .2s;
}

.tc-toggle input:checked + .tc-toggle-slider {
    background: var(--accent);
}

.tc-toggle input:checked + .tc-toggle-slider::before {
    transform: translateX(16px);
    background: #fff;
}

.tc-body {
    padding: 10px 14px 14px;
}

.tc-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
}

.tc-row > label {
    font-size: 12px;
    color: var(--text-2);
    min-width: 100px;
    white-space: nowrap;
}

.tc-select {
    flex: 1;
    padding: 5px 8px;
    background: var(--bg-0);
    border: 1px solid var(--border);
    border-radius: var(--radius-xs);
    color: var(--text-0);
    font-size: 12px;
    font-family: var(--font-mono);
    outline: none;
    cursor: pointer;
}

.tc-select:focus { border-color: var(--accent); }

.tc-number {
    width: 80px;
    padding: 5px 8px;
    background: var(--bg-0);
    border: 1px solid var(--border);
    border-radius: var(--radius-xs);
    color: var(--text-0);
    font-size: 12px;
    font-family: var(--font-mono);
    outline: none;
}

.tc-number:focus { border-color: var(--accent); }

/* API section within task card */
.tc-api {
    margin: 8px 0;
    padding: 8px;
    background: var(--bg-0);
    border-radius: var(--radius-sm);
}

.tc-api-header {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
}

.tc-api-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    flex-shrink: 0;
}

.tc-api-dot.connected { background: var(--green); }
.tc-api-dot.disconnected { background: var(--text-3); }

.tc-api-label {
    color: var(--text-1);
    font-weight: 500;
}

.tc-api-status {
    margin-left: auto;
    color: var(--text-3);
    font-size: 11px;
}

.tc-last-run {
    font-size: 11px;
    color: var(--text-3);
    margin: 6px 0;
}

.tc-next-run {
    font-size: 11px;
    color: var(--text-2);
    margin: 4px 0 6px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.tc-next-run .tc-countdown {
    font-variant-numeric: tabular-nums;
    color: var(--accent);
    font-weight: 500;
}

.tc-next-run.tc-running-now {
    color: var(--accent);
    font-weight: 500;
}

.tc-actions {
    display: flex;
    gap: 8px;
    margin-top: 10px;
}

/* ---- Model Dropdown (prompt area) ---- */
.model-dropdown-wrapper {
    position: relative;
}

.model-dropdown {
    position: absolute;
    bottom: calc(100% + 6px);
    left: 0;
    min-width: 240px;
    background: var(--bg-2);
    border: 1px solid var(--border-2);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    z-index: 100;
    overflow: hidden;
}

.model-dropdown.hidden {
    display: none;
}

.model-dropdown-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    font-size: 12px;
    color: var(--text-1);
    cursor: pointer;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
    font-family: var(--font);
    transition: background .1s;
}

.model-dropdown-item:hover {
    background: var(--bg-hover);
}

.model-dropdown-item.active {
    color: var(--accent);
    background: var(--accent-soft);
}

.model-dropdown-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    flex-shrink: 0;
}

.model-dropdown-name {
    flex: 1;
}

.model-dropdown-check {
    color: var(--accent);
    font-size: 11px;
    opacity: 0;
}

.model-dropdown-item.active .model-dropdown-check {
    opacity: 1;
}

.model-dropdown-divider {
    height: 1px;
    background: var(--border);
    margin: 2px 0;
}

.model-dropdown-manage {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    font-size: 12px;
    color: var(--text-2);
    cursor: pointer;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
    font-family: var(--font);
    transition: background .1s;
}

.model-dropdown-manage:hover {
    background: var(--bg-hover);
    color: var(--text-1);
}

/* ============================================================
   Usage Panel (.uc- prefix)
   ============================================================ */

.uc-summary-row {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
}

.uc-summary-card {
    flex: 1;
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 16px;
    text-align: center;
}

.uc-big-number {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-1);
    margin-bottom: 4px;
}

.uc-paid-text {
    color: var(--accent);
}

.uc-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-1);
    margin-bottom: 2px;
}

.uc-sublabel {
    font-size: 11px;
    color: var(--text-3);
}

.uc-section-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-1);
    margin: 20px 0 10px;
}

.uc-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
    margin-bottom: 16px;
}

.uc-table th {
    text-align: left;
    padding: 8px 10px;
    border-bottom: 2px solid var(--border);
    color: var(--text-2);
    font-weight: 600;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.uc-table td {
    padding: 8px 10px;
    border-bottom: 1px solid var(--border);
    color: var(--text-1);
}

.uc-table tbody tr:hover {
    background: var(--bg-3);
}

.uc-free-badge {
    display: inline-block;
    background: #1a3a2a;
    color: #4ade80;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
}

.uc-paid-badge {
    color: var(--accent);
    font-weight: 600;
}

/* Daily bar chart */
.uc-bar-chart {
    display: flex;
    align-items: flex-end;
    gap: 4px;
    height: 120px;
    padding: 8px 0;
    margin-bottom: 16px;
    border-bottom: 1px solid var(--border);
}

.uc-bar-col {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    height: 100%;
    cursor: default;
}

.uc-bar {
    width: 100%;
    min-width: 8px;
    max-width: 40px;
    border-radius: 3px 3px 0 0;
    transition: opacity 0.15s;
}

.uc-bar-free {
    background: #4ade80;
    opacity: 0.7;
}

.uc-bar-paid {
    background: var(--accent);
    opacity: 0.85;
}

.uc-bar-col:hover .uc-bar {
    opacity: 1;
}

.uc-bar-label {
    font-size: 9px;
    color: var(--text-3);
    margin-top: 4px;
    white-space: nowrap;
}

/* ---- Memories Section ---- */
#memory-files-container {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.mem-group-heading {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-3);
    letter-spacing: 0.05em;
    padding: 12px 0 6px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 2px;
}

.mem-toggle {
    display: flex;
    align-items: center;
    gap: 6px;
    user-select: none;
}

.mem-toggle-arrow {
    font-size: 10px;
    transition: transform 0.15s;
}

.mem-auto-group.hidden {
    display: none;
}

.mem-file-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 10px;
    border-bottom: 1px solid var(--border);
    transition: background 0.1s;
}

.mem-file-row:hover {
    background: var(--bg-hover);
}

.mem-file-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
    cursor: pointer;
    flex: 1;
}

.mem-file-name {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-1);
}

.mem-file-meta {
    font-size: 11px;
    color: var(--text-3);
}

.mem-file-actions {
    display: flex;
    gap: 6px;
    align-items: center;
}

.btn-danger-sm {
    background: transparent;
    color: var(--red);
    border: 1px solid var(--red);
    padding: 3px 10px;
    border-radius: var(--radius-sm);
    font-size: 11px;
    cursor: pointer;
    font-family: var(--font);
    opacity: 0.7;
    transition: opacity 0.12s;
}

.btn-danger-sm:hover {
    opacity: 1;
    background: var(--red-soft);
}

.mem-editor-area {
    margin-top: 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: var(--bg-2);
    overflow: hidden;
}

.mem-editor-area.hidden {
    display: none;
}

.mem-editor-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 12px;
    background: var(--bg-3);
    border-bottom: 1px solid var(--border);
}

.mem-editor-filename {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-1);
    font-family: monospace;
}

.mem-editor-close {
    background: none !important;
    border: none !important;
    font-size: 18px;
    cursor: pointer;
    color: var(--text-3);
    padding: 0 4px;
}

.mem-editor-textarea {
    width: 100%;
    padding: 12px;
    background: var(--bg-1);
    color: var(--text-1);
    border: none;
    font-family: 'SF Mono', 'Cascadia Code', 'Consolas', monospace;
    font-size: 12px;
    line-height: 1.6;
    resize: vertical;
    box-sizing: border-box;
    outline: none;
}

.mem-editor-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-top: 1px solid var(--border);
}

.mem-editor-status {
    font-size: 12px;
    color: var(--text-3);
}


/* ---- Personas Section ---- */
#persona-cards-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.persona-card {
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: border-color 0.15s;
}

.persona-card.default {
    border-color: var(--accent);
    box-shadow: 0 0 0 1px var(--accent-soft);
}

.pc-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 14px;
    background: var(--bg-3);
    cursor: pointer;
    user-select: none;
}

.pc-header-left {
    display: flex;
    align-items: center;
    gap: 10px;
}

.pc-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--accent);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
    flex-shrink: 0;
}

.pc-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-1);
}

.pc-role {
    font-size: 11px;
    color: var(--text-3);
}

.pc-header-right {
    display: flex;
    align-items: center;
    gap: 8px;
}

.pc-default-badge {
    background: var(--accent-soft);
    color: var(--accent);
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
}

.pc-task-count {
    font-size: 11px;
    color: var(--text-3);
}

.pc-expand-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-3);
    font-size: 10px;
    padding: 4px;
}

.pc-body {
    padding: 14px;
}

.pc-body.hidden {
    display: none;
}

.pc-fields {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.pc-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 0;
    border-bottom: 1px solid var(--border);
}

.pc-row > label {
    font-size: 12px;
    color: var(--text-2);
    width: 90px;
    flex-shrink: 0;
}

.pc-input {
    flex: 1;
    background: var(--bg-1);
    color: var(--text-1);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 5px 8px;
    font-size: 12px;
    font-family: var(--font);
    outline: none;
    transition: border-color 0.12s;
}

.pc-input:focus {
    border-color: var(--accent);
}

.pc-section-label {
    display: block;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-3);
    letter-spacing: 0.05em;
    margin-top: 14px;
    margin-bottom: 8px;
}

.pc-identity-section {
    margin-top: 4px;
}

.pc-identity-editor {
    width: 100%;
    padding: 10px;
    background: var(--bg-1);
    color: var(--text-1);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: 'SF Mono', 'Cascadia Code', 'Consolas', monospace;
    font-size: 12px;
    line-height: 1.6;
    resize: vertical;
    box-sizing: border-box;
    outline: none;
}

.pc-identity-editor:focus {
    border-color: var(--accent);
}

.pc-tasks-section {
    margin-top: 4px;
}

.pc-task-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.pc-task-check {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--text-2);
    cursor: pointer;
    padding: 3px 0;
}

.pc-task-check input[type="checkbox"] {
    accent-color: var(--accent);
}

.pc-actions {
    display: flex;
    gap: 8px;
    margin-top: 16px;
    padding-top: 12px;
    border-top: 1px solid var(--border);
}


/* ---- Task Card Enhancements ---- */
.tc-persona-badge {
    background: var(--accent-soft);
    color: var(--accent);
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 10px;
    font-weight: 600;
    margin-left: auto;
    margin-right: 4px;
}

.tc-instructions-row {
    padding: 6px 0;
    margin-top: 4px;
}

.tc-instructions-editor {
    margin-top: 8px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-1);
    overflow: hidden;
}

.tc-instructions-editor.hidden {
    display: none;
}

.tc-instr-textarea {
    width: 100%;
    padding: 10px;
    background: var(--bg-1);
    color: var(--text-1);
    border: none;
    font-family: 'SF Mono', 'Cascadia Code', 'Consolas', monospace;
    font-size: 12px;
    line-height: 1.6;
    resize: vertical;
    box-sizing: border-box;
    outline: none;
}

.tc-instr-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    border-top: 1px solid var(--border);
}

.tc-instr-status {
    font-size: 12px;
    color: var(--text-3);
}


/* ---- Task Fallback Model Checkboxes ---- */
.tc-fallback-list {
    display: flex;
    flex-direction: column;
    gap: 2px;
    max-height: 120px;
    overflow-y: auto;
    padding: 4px 0;
}

.tc-fallback-item {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 3px 6px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 12px;
    color: var(--text-2);
    transition: background 0.15s;
}

.tc-fallback-item:hover {
    background: var(--bg-2);
}

.tc-fallback-item input[type="checkbox"] {
    margin: 0;
    accent-color: var(--accent);
}

.tc-fallback-order {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--accent);
    color: #fff;
    font-size: 10px;
    font-weight: 600;
    flex-shrink: 0;
}

.tc-fallback-name {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.tc-fallback-row .tc-fallback-list {
    width: 100%;
}

/* ---- Usage Date Filter ---- */
.uc-date-filter {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.uc-date-filter label {
    font-size: 12px;
    color: var(--text-2);
    font-weight: 500;
}

.uc-date-filter input[type="date"] {
    background: var(--bg-1);
    color: var(--text-1);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 4px 8px;
    font-size: 12px;
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 768px) {
    #browser-panel { display: none; }
    #settings-panel { display: none; }
    #chat-panel    { min-width: 100%; }
    .sp-sidebar { width: 140px; }
}

@media (max-width: 1200px) {
    #chat-input-area { padding: 0 8px 8px; }
    #chat-input { font-size: 13px; }
    .send-btn { width: 26px; height: 26px; }
    .stop-btn { height: 26px; padding: 0 8px; font-size: 11px; }
    .welcome-message { padding: 24px 12px; }
    .welcome-message h2 { font-size: 17px; }
    .sp-sidebar { width: 150px; }
}