/* StackVox Chat — UI inspired by Claude iOS */

:root {
    --bg-primary: #1a1a1a;
    --bg-secondary: #242424;
    --bg-tertiary: #2e2e2e;
    --bg-hover: #353535;
    --bg-input: #2a2a2a;
    --bg-user-msg: #3a3a3a;
    --bg-tool: #1e2a1e;
    --bg-tool-hover: #243424;
    --bg-tool-result: #1a2433;
    --text-primary: #e8e8e8;
    --text-secondary: #a0a0a0;
    --text-muted: #6b6b6b;
    --text-tool: #7ec87e;
    --text-tool-name: #8bc78b;
    --accent: #9b7dbd;
    --accent-hover: #b08fd0;
    --border: #333;
    --border-light: #3a3a3a;
    --scrollbar-thumb: #444;
    --scrollbar-track: transparent;
    --code-bg: #1e1e1e;
    --code-border: #333;
    --bg-permission: #2a2020;
    --bg-permission-approved: #1e2a1e;
    --bg-permission-denied: #2a1e1e;
    --border-permission: #8b4513;
    --text-permission: #e0a040;
    --bg-question-hover: #2a2520;
    --shadow: 0 2px 8px rgba(0,0,0,0.3);
    --radius: 16px;
    --radius-sm: 10px;
    --radius-xs: 6px;
    --transition: 0.2s ease;
    --font: -apple-system, BlinkMacSystemFont, 'SF Pro', 'Segoe UI', system-ui, sans-serif;
    --font-main: var(--font);
    --font-mono: 'SF Mono', 'Cascadia Code', 'Fira Code', monospace;
    --max-width: 800px;
}

/* Light mode */
html.light {
    --bg-primary: #f5f5f0;
    --bg-secondary: #eae8e3;
    --bg-tertiary: #dfddd8;
    --bg-hover: #d5d3ce;
    --bg-input: #ffffff;
    --bg-user-msg: #e8e5df;
    --bg-tool: #e8f0e8;
    --bg-tool-hover: #dce8dc;
    --bg-tool-result: #e6eef6;
    --text-primary: #2c2c2c;
    --text-secondary: #6b6b6b;
    --text-muted: #999;
    --text-tool: #3a7a3a;
    --text-tool-name: #4a8a4a;
    --accent: #7b5ea7;
    --accent-hover: #9370c0;
    --border: #d0cdc6;
    --border-light: #dddad3;
    --scrollbar-thumb: #c0bdb6;
    --scrollbar-track: transparent;
    --code-bg: #f0ede8;
    --code-border: #d0cdc6;
    --bg-permission: #f5ede5;
    --bg-permission-approved: #e8f0e8;
    --bg-permission-denied: #f5e5e5;
    --border-permission: #c8945a;
    --text-permission: #a07030;
    --bg-question-hover: #e8e0d8;
    --shadow: 0 2px 8px rgba(0,0,0,0.08);
}

html.light .status-dot { filter: brightness(0.85); }

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    height: 100%;
    overflow: hidden;
    font-family: var(--font);
    background: var(--bg-primary);
    color: var(--text-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Layout */
.app {
    display: flex;
    flex-direction: column;
    height: 100vh;
    height: 100dvh;
    position: relative;
}

/* Sidebar */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 90;
    -webkit-tap-highlight-color: transparent;
}

.sidebar-overlay.visible {
    display: block;
}

.sidebar { display:flex; flex-direction:column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 280px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    z-index: 100;
    transform: translateX(-100%);
    transition: transform 0.25s ease;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

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

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.sidebar-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
}

.sidebar-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
    border-radius: 6px;
    display: flex;
    align-items: center;
}

.sidebar-close:hover {
    background: var(--bg-hover);
}

.sidebar-new {
    padding: 12px 16px;
    flex-shrink: 0;
}

.sidebar-new button {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font);
    font-size: 14px;
    cursor: pointer;
    transition: all var(--transition);
}

.sidebar-new button:hover {
    background: var(--bg-hover);
    border-color: var(--accent);
}

/* Sidebar action buttons (Memo, etc.) */
.sidebar-actions {
    padding: 0 12px 8px;
    flex-shrink: 0;
}

.sidebar-action-btn {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 14px;
    background: none;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-family: var(--font);
    font-size: 14px;
    cursor: pointer;
    transition: all var(--transition);
}

.sidebar-action-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.sidebar-action-btn svg {
    flex-shrink: 0;
    color: var(--accent);
}

.sidebar-action-badge {
    font-size: 12px;
    color: var(--text-muted);
    margin-left: auto;
}

.session-list { flex:1; min-height:0;
    flex: 1;
    overflow-y: auto;
    padding: 4px 12px;
}

.session-item {
    padding: 10px 12px;
    border-radius: 8px;
    cursor: pointer;
    transition: background var(--transition);
    margin-bottom: 2px;
    position: relative;
    display: flex;
    align-items: center;
}

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

.session-item.active {
    background: var(--bg-tertiary);
    border-left: 3px solid var(--accent);
}

.session-item.closed {
    opacity: 0.55;
}

.session-item.closed:hover {
    opacity: 0.75;
}

.session-item.closed .session-item-title::before {
    content: "\2713 ";
    color: #2ecc71;
    font-size: 12px;
    opacity: 1;
}

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

.session-item-title {
    font-size: 14px;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.session-item-time {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 2px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.session-item-tokens {
    font-size: 11px;
    color: var(--text-muted);
    opacity: 0.6;
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}

/* "..." menu button on session items */
.session-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border: none;
    background: none;
    color: var(--text-muted);
    cursor: pointer;
    border-radius: 6px;
    flex-shrink: 0;
    opacity: 0;
    transition: opacity 0.15s, background 0.15s, color 0.15s;
}

.session-item:hover .session-menu-btn {
    opacity: 1;
}

.session-menu-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

@media (hover: none) {
    .session-menu-btn { opacity: 0.6; }

    /* Bigger fonts on mobile/touch */
    .session-item-title { font-size: 15px; }
    .session-item-time { font-size: 13px; }
    .session-item-tokens { font-size: 12px; }
    .session-item { padding: 12px 14px; margin-bottom: 4px; }
    .session-fav-label { font-size: 13px; }
    .session-temporal-text { font-size: 13px; }
    .session-temporal-label .session-tree-count { font-size: 12px; }
    .sidebar-action-badge { font-size: 13px; }
}

/* Context menu (floating dropdown) */
.ctx-menu {
    position: fixed;
    z-index: 9000;
    min-width: 200px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 4px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.4);
    animation: ctxFadeIn 0.12s ease;
}

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

.ctx-menu-item {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 10px 14px;
    background: none;
    border: none;
    border-radius: 8px;
    color: var(--text-primary);
    font-family: var(--font);
    font-size: 14px;
    cursor: pointer;
    transition: background 0.1s;
    text-align: left;
}

.ctx-menu-item:hover {
    background: var(--bg-hover);
}

.ctx-menu-item svg {
    flex-shrink: 0;
    color: var(--text-secondary);
}

.ctx-menu-item:hover svg {
    color: var(--text-primary);
}

.ctx-menu-danger {
    color: #e74c3c;
}

.ctx-menu-danger svg {
    color: #e74c3c !important;
}

.ctx-menu-danger:hover {
    background: rgba(231, 76, 60, 0.1);
}

.ctx-menu-sep {
    height: 1px;
    background: var(--border);
    margin: 4px 10px;
}

html.light .ctx-menu {
    box-shadow: 0 8px 30px rgba(0,0,0,0.12);
}

/* Favorites section in sidebar */
.session-fav-section {
    margin-bottom: 8px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
}

.session-fav-label {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 10px 4px;
    font-size: 12px;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    user-select: none;
    -webkit-user-select: none;
}

.session-fav-label .session-fav-star {
    opacity: 0.7;
}

.session-fav-label .session-tree-chevron {
    color: var(--accent);
    opacity: 0.5;
}

.session-fav-label .session-tree-count {
    color: var(--accent);
    opacity: 0.6;
}

/* Load more button */
.session-load-more {
    display: block;
    width: calc(100% - 24px);
    margin: 8px 12px;
    padding: 10px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 13px;
    cursor: pointer;
    text-align: center;
    transition: background 0.15s, color 0.15s;
}
.session-load-more:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

/* Source badge (imported sessions) */
.session-item-source {
    display: inline-block;
    font-size: 10px;
    padding: 1px 5px;
    margin-left: 6px;
    background: rgba(196, 149, 106, 0.15);
    color: var(--accent);
    border-radius: 3px;
    vertical-align: middle;
}

.session-health-badge {
    display: inline-block;
    font-size: 10px;
    font-weight: 600;
    margin-left: 6px;
    vertical-align: middle;
    opacity: 0.85;
    cursor: default;
}

.session-context-gauge {
    display: inline-block;
    font-size: 10px;
    font-weight: 600;
    margin-left: 6px;
    vertical-align: middle;
    opacity: 0.85;
    cursor: default;
    font-variant-numeric: tabular-nums;
}

/* Session tree view */
.session-tree-header {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 10px;
    cursor: pointer;
    border-radius: 6px;
    transition: background 0.15s;
    user-select: none;
    -webkit-user-select: none;
}
.session-tree-header:hover {
    background: var(--bg-hover);
}
.session-tree-chevron {
    flex-shrink: 0;
    transition: transform 0.2s ease;
    color: var(--text-muted);
    opacity: 0.5;
}
.session-tree-header.expanded .session-tree-chevron {
    transform: rotate(90deg);
}
.session-tree-label {
    font-weight: 600;
    color: var(--text-secondary);
}
.session-tree-year-header .session-tree-label {
    font-size: 14px;
}
.session-tree-month-header .session-tree-label {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.session-tree-count {
    font-size: 11px;
    color: var(--text-muted);
    opacity: 0.5;
    margin-left: auto;
    font-variant-numeric: tabular-nums;
}
.session-tree-month {
    margin-left: 0;
}
.session-tree-content .session-item {
    padding-left: 14px;
}
/* When single year (no year level), indent less */
.session-list > .session-tree-month .session-tree-content .session-item {
    padding-left: 12px;
}

/* Temporal sub-groups (Aujourd'hui, Hier, 7 derniers jours, Plus ancien) */
.session-tree-temporal {
    margin-bottom: 2px;
}
.session-temporal-label {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px 4px;
    user-select: none;
    -webkit-user-select: none;
}
.session-temporal-collapsible {
    cursor: pointer;
    border-radius: 6px;
    transition: background 0.15s;
    padding: 6px 10px;
}
.session-temporal-collapsible:hover {
    background: var(--bg-hover);
}
.session-temporal-collapsible .session-tree-chevron {
    flex-shrink: 0;
    transition: transform 0.2s ease;
    color: var(--text-muted);
    opacity: 0.5;
}
.session-temporal-collapsible.expanded .session-tree-chevron {
    transform: rotate(90deg);
}
.session-temporal-text {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.session-temporal-label .session-tree-count {
    font-size: 11px;
}
.session-temporal-content .session-item {
    padding-left: 10px;
}
/* Inside year level, add slight indent */
.session-tree-content .session-tree-temporal .session-temporal-content .session-item {
    padding-left: 14px;
}

/* Inline rename input */
.session-rename-input {
    width: 100%;
    background: var(--bg-input, #252525);
    border: 1px solid var(--accent);
    border-radius: 4px;
    color: var(--text-primary);
    font-size: 14px;
    padding: 2px 6px;
    outline: none;
    font-family: inherit;
}

/* Menu button */
.menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 6px;
}

/* Header */
.header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 20px;
    padding-top: calc(env(safe-area-inset-top, 0px) + 12px);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 1px 8px rgba(0,0,0,0.15);
    flex-shrink: 0;
    z-index: 10;
}

html.light .header {
    box-shadow: 0 1px 8px rgba(0,0,0,0.06);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.header-logo {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.3px;
    cursor: pointer;
    transition: opacity var(--transition);
}

.header-logo:hover {
    opacity: 0.7;
}

.header-logo span {
    color: var(--accent);
}

/* Spotlight search */
.spotlight-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s;
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
}

.spotlight-overlay.open {
    opacity: 1;
    pointer-events: auto;
}

.spotlight {
    position: fixed;
    top: 15%;
    left: 50%;
    transform: translateX(-50%) translateY(-10px);
    width: min(500px, calc(100vw - 32px));
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 16px;
    z-index: 1000;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s, transform 0.2s;
    overflow: hidden;
}

.spotlight.open {
    opacity: 1;
    pointer-events: auto;
    transform: translateX(-50%) translateY(0);
}

.spotlight-input-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 16px;
    border-bottom: 1px solid var(--border);
}

.spotlight-input-row svg {
    flex-shrink: 0;
    color: var(--text-muted);
    opacity: 0.5;
}

.spotlight-input-row input {
    flex: 1;
    background: none;
    border: none;
    outline: none;
    color: var(--text-primary);
    font-family: var(--font);
    font-size: 16px;
    padding: 0;
}

.spotlight-input-row input::placeholder {
    color: var(--text-muted);
    opacity: 0.5;
}

.spotlight-close-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    transition: color 0.15s;
}

.spotlight-close-btn:hover { color: var(--text-primary); }

.spotlight-results {
    max-height: 360px;
    overflow-y: auto;
    padding: 4px;
}

.spotlight-results:empty { display: none; }

.spotlight-section {
    padding: 8px 12px 4px;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 0.3px;
}

.spotlight-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 10px;
    cursor: pointer;
    transition: background 0.1s;
}

.spotlight-item:hover, .spotlight-item.active {
    background: var(--bg-hover);
}

.spotlight-item-icon {
    flex-shrink: 0;
    width: 20px;
    text-align: center;
    font-size: 14px;
    opacity: 0.5;
}

.spotlight-item-text {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 14px;
    color: var(--text-primary);
}

.spotlight-item-text strong {
    font-weight: 600;
}

.spotlight-item-meta {
    flex-shrink: 0;
    font-size: 11px;
    color: var(--text-muted);
    white-space: nowrap;
    max-width: 180px;
    overflow: hidden;
    text-overflow: ellipsis;
}

.spotlight-empty {
    padding: 20px;
    text-align: center;
    color: var(--text-muted);
    font-size: 13px;
}

html.light .spotlight {
    box-shadow: 0 20px 60px rgba(0,0,0,0.15);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 4px;
}

.header-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
    transition: all var(--transition);
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 4px;
    min-width: 34px;
    min-height: 34px;
    justify-content: center;
}

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

.status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #4caf50;
    display: inline-block;
}

.status-dot.loading {
    box-shadow: 0 0 6px var(--accent);
    background: var(--accent);
    animation: pulse 1.5s infinite;
}

.status-dot.error {
    background: #e74c3c;
}

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

/* Messages area */
.messages {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 20px 0;
    scroll-behavior: auto;
    position: relative;
}

/* Scroll-to-bottom floating button — positioned outside scrollable container */
.scroll-bottom-btn {
    position: absolute;
    bottom: 140px; /* well above input area */
    left: 50%;
    transform: translateX(-50%);
    z-index: 50;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.3);
    transition: opacity 0.2s, background 0.15s;
    opacity: 0.9;
    -webkit-tap-highlight-color: transparent;
    pointer-events: auto;
}
.scroll-bottom-btn:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    opacity: 1;
}
.scroll-bottom-btn:active {
    transform: translateX(-50%) scale(0.92);
}

.messages::-webkit-scrollbar {
    width: 6px;
}

.messages::-webkit-scrollbar-track {
    background: var(--scrollbar-track);
}

.messages::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb);
    border-radius: 3px;
}

.messages-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
    padding-bottom: 60px;
}

/* Message */
.message {
    margin-bottom: 24px;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

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

.message-user .message-content {
    background: var(--bg-user-msg);
    border-radius: var(--radius) var(--radius) 4px var(--radius);
    padding: 12px 16px;
    max-width: 85%;
    font-size: 15px;
    line-height: 1.5;
    border: 1px solid var(--border-light);
}

.message-assistant {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-bottom: 8px;
}

.message-assistant .message-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.message-assistant .message-content {
    font-size: 15px;
    line-height: 1.65;
    color: var(--text-primary);
    border-left: 2px solid var(--accent);
    padding-left: 14px;
}

/* Tool calls — OpenCode style */
/* Block session switch only for the streaming session (click on it) */
body.is-streaming .session-item.active.streaming .session-item-info {
    pointer-events: none;
}

/* Session shimmer while AI is working (any streaming session) */
@keyframes session-shimmer {
    0% { background-position: -200% center; }
    100% { background-position: 200% center; }
}

.session-item.streaming .session-item-title {
    background: linear-gradient(
        90deg,
        var(--text-primary) 0%,
        var(--text-primary) 35%,
        var(--accent) 50%,
        var(--text-primary) 65%,
        var(--text-primary) 100%
    );
    background-size: 200% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: session-shimmer 2s ease-in-out infinite;
}

.tool-summaries {
    margin: 0;
    display: none;
}

.tool-block {
    margin: 0;
    border-radius: 8px;
    overflow: hidden;
    display: none;
}

[data-tool-placeholder] {
    display: none;
}

.tool-block.done {
    opacity: 1;
}

.tool-header {
    display: flex;
    align-items: center;
    gap: 0;
    padding: 7px 12px;
    background: var(--bg-tool);
    cursor: pointer;
    user-select: none;
    transition: background var(--transition);
    font-size: 13px;
    border-radius: 8px;
}

.tool-block.expanded .tool-header {
    border-radius: 8px 8px 0 0;
}

.tool-header:hover {
    background: var(--bg-tool-hover, #243424);
}

.tool-type {
    font-weight: 700;
    color: var(--text-tool-name);
    font-size: 13px;
    flex-shrink: 0;
}

.tool-desc {
    color: var(--text-secondary);
    font-size: 13px;
    margin-left: 8px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex: 1;
    min-width: 0;
}

/* Diff view inside expanded Edit blocks */
.tool-diff {
    font-size: 12px;
    line-height: 1.6;
    white-space: pre-wrap;
    word-break: break-all;
}

.tool-diff .diff-add {
    display: block;
    background: rgba(76, 175, 80, 0.12);
    color: #81c784;
    border-left: 3px solid #4caf50;
    padding-left: 8px;
    margin-left: -8px;
}

.tool-diff .diff-del {
    display: block;
    background: rgba(229, 115, 115, 0.12);
    color: #e57373;
    border-left: 3px solid #e57373;
    padding-left: 8px;
    margin-left: -8px;
}

.tool-diff .diff-ctx {
    display: block;
    color: var(--text-muted);
    padding-left: 11px;
    margin-left: -8px;
}

.tool-diff-add {
    font-size: 11px;
    font-weight: 600;
    color: #4caf50;
    margin-left: 8px;
}

.tool-diff-del {
    font-size: 11px;
    font-weight: 600;
    color: #e57373;
    margin-left: 4px;
}

.tool-status {
    flex-shrink: 0;
    font-size: 11px;
    color: var(--text-muted);
    margin-left: 8px;
}

.tool-status.running::after {
    content: '';
    display: inline-block;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--accent);
    animation: pulse 1s infinite;
}

.tool-status.done::after {
    content: '';
    display: none;
}

.tool-chevron {
    color: var(--text-muted);
    transition: transform var(--transition);
    font-size: 10px;
    margin-left: 8px;
    flex-shrink: 0;
}

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

.tool-body {
    display: none;
    padding: 0;
    background: var(--bg-secondary);
    border-radius: 0 0 8px 8px;
    border: 1px solid var(--border);
    border-top: none;
}

.tool-block.expanded .tool-body {
    display: block;
}

.tool-section {
    padding: 10px 14px;
    border-top: 1px solid var(--border);
}

.tool-section:first-child {
    border-top: none;
}

.tool-section-label {
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.tool-section pre {
    font-family: var(--font-mono);
    font-size: 12px;
    line-height: 1.5;
    color: var(--text-secondary);
    white-space: pre-wrap;
    word-break: break-word;
    max-height: 300px;
    overflow-y: auto;
}

.tool-section pre::-webkit-scrollbar {
    width: 4px;
}

.tool-section pre::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb);
    border-radius: 2px;
}

/* Revert button */
.revert-btn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 12px;
    margin-top: 6px;
    background: none;
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-muted);
    font-family: var(--font);
    font-size: 12px;
    cursor: pointer;
    transition: all var(--transition);
}

.revert-btn:hover {
    color: var(--text-primary);
    border-color: var(--text-muted);
}

.revert-btn.reverted {
    color: var(--accent);
    border-color: var(--accent);
}

.revert-btn.reverted:hover {
    color: var(--text-primary);
    border-color: var(--text-primary);
}

/* Markdown in messages */
.message-content p {
    margin-bottom: 10px;
}

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

.message-content strong {
    font-weight: 600;
    color: var(--text-primary);
}

.message-content em {
    font-style: italic;
    color: var(--text-secondary);
}

.message-content code {
    font-family: var(--font-mono);
    font-size: 13px;
    background: var(--code-bg);
    border: 1px solid var(--code-border);
    padding: 1px 6px;
    border-radius: 4px;
    color: var(--accent);
}

.message-content pre {
    margin: 10px 0;
    border-radius: var(--radius-xs);
    overflow: hidden;
}

.message-content pre code {
    display: block;
    padding: 14px;
    background: var(--code-bg) !important;
    border: 1px solid var(--code-border);
    font-size: 13px;
    line-height: 1.5;
    overflow-x: auto;
    color: var(--text-primary);
}

/* Prism overrides — keep our theme colors */
.message-content pre[class*="language-"],
.message-content code[class*="language-"] {
    background: var(--code-bg) !important;
    text-shadow: none !important;
}

.message-content ul, .message-content ol {
    margin: 8px 0 8px 20px;
}

.message-content li {
    margin-bottom: 4px;
    line-height: 1.5;
}

.message-content h1, .message-content h2, .message-content h3 {
    margin: 16px 0 8px;
    font-weight: 600;
    color: var(--text-primary);
}

.message-content h1 { font-size: 20px; }
.message-content h2 { font-size: 17px; }
.message-content h3 { font-size: 15px; }

.message-content a {
    color: var(--accent);
    text-decoration: none;
}

.message-content a:hover {
    text-decoration: underline;
}

.message-content blockquote {
    border-left: 3px solid var(--accent);
    padding-left: 14px;
    margin: 10px 0;
    color: var(--text-secondary);
    font-style: italic;
}

.message-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 10px 0;
    font-size: 13px;
}

.message-content th, .message-content td {
    border: 1px solid var(--border);
    padding: 6px 10px;
    text-align: left;
}

.message-content th {
    background: var(--bg-tertiary);
    font-weight: 600;
}

/* Tool activity indicator (3 pulsing dots) */
.tool-activity {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 12px 0;
    margin: 4px 0;
}

.tool-activity-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
    opacity: 0.4;
    animation: toolDotPulse 1.4s ease-in-out infinite;
}

.tool-activity-dot:nth-child(2) {
    animation-delay: 0.2s;
}

.tool-activity-dot:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes toolDotPulse {
    0%, 80%, 100% { opacity: 0.2; transform: scale(0.8); }
    40% { opacity: 1; transform: scale(1); }
}

/* Streaming cursor */
.streaming-cursor {
    display: inline-block;
    width: 2px;
    height: 16px;
    background: var(--accent);
    animation: blink 0.8s infinite;
    vertical-align: text-bottom;
    margin-left: 2px;
}

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

/* Thinking indicator — live (animated) */
.thinking-indicator {
    display: flex;
    flex-direction: column;
    gap: 0;
    padding: 0;
    margin: 4px 0;
    border-radius: 10px;
    background: linear-gradient(135deg, rgba(196,149,106,0.08) 0%, rgba(196,149,106,0.03) 100%);
    border: 1px solid rgba(196,149,106,0.15);
    color: var(--accent);
    font-size: 13px;
    font-weight: 500;
    position: relative;
    overflow: hidden;
}

.thinking-indicator .thinking-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
}

.thinking-indicator .thinking-stream-body {
    display: block;
    padding: 0 14px 10px 14px;
    font-size: 12px;
    line-height: 1.6;
    color: var(--text-secondary);
    white-space: pre-wrap;
    word-break: break-word;
    max-height: 200px;
    overflow-y: auto;
    border-top: 1px solid rgba(196,149,106,0.08);
    font-weight: 400;
    font-style: italic;
    opacity: 0.7;
}

.thinking-indicator::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent 0%, rgba(196,149,106,0.08) 50%, transparent 100%);
    animation: thinkShimmer 2s ease-in-out infinite;
}

.thinking-indicator .thinking-icon {
    width: 16px;
    height: 16px;
    opacity: 0.8;
    animation: thinkSpin 3s linear infinite;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
}

.thinking-indicator .thinking-label {
    position: relative;
    z-index: 1;
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.thinking-indicator .thinking-timer {
    margin-left: auto;
    font-size: 11px;
    color: var(--text-muted);
    font-variant-numeric: tabular-nums;
    position: relative;
    z-index: 1;
}

.thinking-dots {
    display: flex;
    gap: 3px;
    position: relative;
    z-index: 1;
}

.thinking-dots span {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--accent);
    opacity: 0.3;
    animation: thinkDot 1.4s infinite;
}

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

@keyframes thinkDot {
    0%, 80%, 100% { opacity: 0.3; transform: scale(0.8); }
    40% { opacity: 1; transform: scale(1.1); }
}

@keyframes thinkShimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

@keyframes thinkSpin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Thinking indicator — static (replay) */
.thinking-recap {
    display: flex;
    flex-direction: column;
    gap: 0;
    padding: 0;
    margin: 4px 0 8px 0;
    border-radius: 8px;
    background: rgba(196,149,106,0.06);
    border: 1px solid rgba(196,149,106,0.1);
    color: var(--text-muted);
    font-size: 12px;
    cursor: default;
    overflow: hidden;
}

.thinking-recap-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
}

.thinking-recap.has-content .thinking-recap-header {
    cursor: pointer;
}

.thinking-recap.has-content .thinking-recap-header:hover {
    background: rgba(196,149,106,0.08);
}

.thinking-recap .thinking-recap-icon {
    width: 14px;
    height: 14px;
    opacity: 0.5;
    flex-shrink: 0;
}

.thinking-recap .thinking-recap-text {
    font-style: italic;
    flex: 1;
}

.thinking-recap-chevron {
    opacity: 0.4;
    transition: transform 0.2s ease;
    flex-shrink: 0;
}

.thinking-recap:not(.expanded) .thinking-recap-body {    display: none !important;}
.thinking-recap.expanded .thinking-recap-body {    display: block !important;    min-height: 24px;}
.thinking-recap.expanded .thinking-recap-chevron {
    transform: rotate(180deg);
}

.thinking-recap-body {
    padding: 0 12px 10px 12px;
    font-size: 12px;
    line-height: 1.6;
    color: var(--text-secondary);
    white-space: pre-wrap;
    word-break: break-word;
    max-height: 400px;
    overflow-y: auto;
    border-top: 1px solid rgba(196,149,106,0.08);
    margin-top: 0;
    padding-top: 8px;
}

/* (thinking preview removed — now uses .thinking-stream-body) */

.light .thinking-indicator {
    background: linear-gradient(135deg, rgba(139,90,43,0.06) 0%, rgba(139,90,43,0.02) 100%);
    border-color: rgba(139,90,43,0.12);
}

.light .thinking-indicator::before {
    background: linear-gradient(90deg, transparent 0%, rgba(139,90,43,0.06) 50%, transparent 100%);
}

.light .thinking-recap {
    background: rgba(139,90,43,0.04);
    border-color: rgba(139,90,43,0.08);
}

.light .thinking-recap-body {
    border-top-color: rgba(139,90,43,0.06);
}

/* Error block with retry */
.error-block {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    margin: 6px 0;
    border-radius: 8px;
    background: rgba(231,76,60,0.08);
    border: 1px solid rgba(231,76,60,0.2);
    color: #e74c3c;
    font-size: 13px;
}

.error-block .error-text {
    flex: 1;
}

.error-block .error-retry-btn {
    background: rgba(231,76,60,0.12);
    border: 1px solid rgba(231,76,60,0.3);
    color: #e74c3c;
    padding: 4px 12px;
    border-radius: 6px;
    font-size: 12px;
    cursor: pointer;
    white-space: nowrap;
    transition: background 0.15s;
}

.error-block .error-retry-btn:hover {
    background: rgba(231,76,60,0.2);
}

.light .error-block {
    background: rgba(192,57,43,0.06);
    border-color: rgba(192,57,43,0.15);
    color: #c0392b;
}

.light .error-block .error-retry-btn {
    background: rgba(192,57,43,0.08);
    border-color: rgba(192,57,43,0.2);
    color: #c0392b;
}

/* Truncation warning */
.truncation-warning {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    margin: 8px 0 4px;
    border-radius: 8px;
    background: rgba(211,153,63,0.10);
    border: 1px solid rgba(211,153,63,0.25);
    color: #d3993f;
    font-size: 13px;
}

.truncation-warning .truncation-text {
    flex: 1;
}

.truncation-warning .truncation-continue-btn {
    background: rgba(211,153,63,0.15);
    border: 1px solid rgba(211,153,63,0.35);
    color: #d3993f;
    padding: 5px 14px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
    transition: background 0.15s;
}

.truncation-warning .truncation-continue-btn:hover {
    background: rgba(211,153,63,0.25);
}

.light .truncation-warning {
    background: rgba(180,120,40,0.08);
    border-color: rgba(180,120,40,0.2);
    color: #b47828;
}

.light .truncation-warning .truncation-continue-btn {
    background: rgba(180,120,40,0.1);
    border-color: rgba(180,120,40,0.25);
    color: #b47828;
}

/* Token usage */
.message-usage {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 4px 0;
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 4px;
}

.message-usage span {
    display: flex;
    align-items: center;
    gap: 4px;
}

/* Table responsive */
.message-content .table-wrap {
    overflow-x: auto;
    margin: 10px 0;
    -webkit-overflow-scrolling: touch;
}

.message-content table {
    min-width: 280px;
}

.message-content tr:nth-child(even) td {
    background: rgba(255,255,255,0.02);
}

/* Message copy button */
.message {
    position: relative;
}

.msg-copy-btn {
    position: absolute;
    bottom: 8px;
    right: 8px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px 6px;
    display: flex;
    align-items: center;
    opacity: 0;
    transition: opacity 0.15s, color 0.15s, border-color 0.15s;
}

.message:hover .msg-copy-btn {
    opacity: 1;
}

.msg-copy-btn:hover {
    color: var(--text-primary);
    border-color: var(--text-muted);
}

.msg-copy-btn.copied {
    color: var(--text-tool);
    border-color: var(--text-tool);
}

.user-footer {
    justify-content: flex-end;
    opacity: 0 !important;
    height: 0;
    overflow: hidden;
    padding: 0;
    transition: opacity 0.15s, height 0.15s;
}

.message-user:hover .user-footer {
    opacity: 0.6 !important;
    height: auto;
    padding-top: 4px;
}

.message-user.tapped .user-footer {
    opacity: 0.5 !important;
    height: auto;
    padding-top: 4px;
}

@media (hover: none) {
    .message-user .user-footer { display: none !important; height: 0; }
    .message-user.tapped .user-footer { display: flex !important; opacity: 0.5 !important; height: auto; padding-top: 4px; }
}

@media (pointer: coarse) {
    .message-user .user-footer { display: none !important; height: 0; }
    .message-user.tapped .user-footer { display: flex !important; opacity: 0.5 !important; height: auto; padding-top: 4px; }
}

.user-footer .msg-copy-btn {
    position: static;
    background: none;
    border: none;
    padding: 2px;
    display: inline-flex;
}

@media (hover: none) {
    .msg-copy-btn { display: none; }
    .message-user.tapped .user-footer .msg-copy-btn { display: inline-flex; opacity: 0.5; }
}

/* Message footer (agent · model · time + copy) */
.message-footer {
    display: flex;
    align-items: center;
    gap: 8px;
    padding-top: 4px;
    font-size: 12px;
    color: var(--text-secondary);
    opacity: 0;
    transition: opacity 0.15s;
}

.message-assistant:hover .message-footer,
.message-assistant:active .message-footer {
    opacity: 0.7;
}

@media (hover: none) {
    .message-assistant .message-footer { display: none !important; }
    .message-assistant.tapped .message-footer { display: flex !important; opacity: 0.5; }
}

/* Fallback for touch devices where hover:none may not match */
@media (pointer: coarse) {
    .message-assistant .message-footer { display: none !important; }
    .message-assistant.tapped .message-footer { display: flex !important; opacity: 0.5; }
}

.message-footer .msg-copy-btn {
    position: static;
    opacity: 0;
    background: none;
    border: none;
    padding: 2px;
}

.message:hover .message-footer .msg-copy-btn {
    opacity: 0.7;
}

.message-footer .msg-copy-btn:hover {
    opacity: 1;
}

@media (hover: none) {
    .message-footer .msg-copy-btn { display: none; }
    .message-assistant.tapped .message-footer .msg-copy-btn { display: inline-flex; opacity: 0.5; }
}

/* Code block lang label */
.code-lang-label {
    font-size: 10px;
    color: var(--text-muted);
    padding: 4px 14px 0;
    background: var(--code-bg);
    border: 1px solid var(--code-border);
    border-bottom: none;
    border-radius: 6px 6px 0 0;
    font-family: var(--font-mono);
}

.code-block-wrap.has-lang code {
    border-radius: 0 0 6px 6px;
}

/* Copy button for code blocks */
.code-block-wrap {
    position: relative;
    margin: 10px 0;
}

.code-block-wrap .copy-btn {
    position: absolute;
    top: 6px;
    right: 6px;
    padding: 3px 8px;
    font-size: 11px;
    font-family: var(--font);
    background: var(--bg-hover);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text-muted);
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.15s;
}

.code-block-wrap:hover .copy-btn {
    opacity: 1;
}

.copy-btn.copied {
    color: var(--text-tool);
    border-color: var(--text-tool);
}

@media (hover: none) {
    .code-block-wrap .copy-btn {
        opacity: 0.7;
    }
}

/* Input area */
.input-area {
    flex-shrink: 0;
    padding: 12px 20px 8px;
    padding-bottom: calc(env(safe-area-inset-bottom, 0px) + 8px);
    background: var(--bg-primary);
    border-top: 1px solid var(--border);
    position: relative;
}

.input-container {
    max-width: var(--max-width);
    margin: 0 auto;
    position: relative;
}

.input-box {
    display: flex;
    align-items: flex-end;
    gap: 10px;
    background: transparent;
    border: 1px solid transparent;
    border-radius: 20px;
    padding: 10px 12px 10px 18px;
    transition: border-color var(--transition);
    position: relative;
}

.input-box:focus-within {
    border-color: transparent;
}

/* Drag & drop visual */
.input-area.dragover .input-box {
    border-color: var(--accent);
    background: rgba(196,149,106,0.06);
}

/* Slash command autocomplete */
.slash-popup {
    position: absolute;
    bottom: calc(100% + 6px);
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 4px;
    box-shadow: 0 -4px 20px rgba(0,0,0,0.3);
    z-index: 100;
}

.slash-popup-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.12s;
}

.slash-popup-item:hover {
    background: var(--bg-tool-hover, rgba(255,255,255,0.06));
}

.slash-cmd {
    font-weight: 600;
    color: var(--accent);
    font-size: 14px;
    white-space: nowrap;
}

.slash-desc {
    color: var(--text-muted);
    font-size: 12px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.light .slash-popup {
    box-shadow: 0 -4px 20px rgba(0,0,0,0.1);
}

/* Attach button (+) — left of textarea, aligned with send btn */
.attach-btn {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 1.5px solid var(--border);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all var(--transition);
}

.attach-btn:hover {
    color: var(--text-primary);
    border-color: var(--accent);
}

/* Image preview bar (above input-box, inside input-container) */
.image-preview-bar {
    display: none;
    flex-wrap: wrap;
    gap: 8px;
    padding: 0 18px 8px;
    max-width: var(--max-width);
}

.image-preview-bar.visible {
    display: flex;
}

.image-preview-thumb {
    position: relative;
    width: 64px;
    height: 64px;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border);
    flex-shrink: 0;
}

.image-preview-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.image-preview-remove {
    position: absolute;
    top: 2px;
    right: 2px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: rgba(0,0,0,0.7);
    color: #fff;
    border: none;
    font-size: 13px;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s;
}

.image-preview-remove:hover {
    background: rgba(231,76,60,0.9);
}

.image-preview-name {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    font-size: 9px;
    color: #fff;
    background: rgba(0,0,0,0.6);
    padding: 1px 4px;
    text-align: center;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* User message inline images */
.user-msg-images {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 8px;
}

.user-msg-img {
    max-width: 200px;
    max-height: 150px;
    border-radius: 10px;
    object-fit: cover;
    cursor: pointer;
    transition: transform 0.15s;
}

.user-msg-img:hover {
    transform: scale(1.02);
}

.user-msg-img-link {
    display: inline-block;
    line-height: 0;
    border-radius: 10px;
    overflow: hidden;
}

.user-msg-img-placeholder {
    display: inline-block;
    padding: 6px 12px;
    border-radius: 8px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 12px;
}

@media (max-width: 600px) {
    .user-msg-img {
        max-width: 160px;
        max-height: 120px;
    }
}

/* Lightbox */
.lightbox {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(0, 0, 0, 0.85);
    align-items: center;
    justify-content: center;
    cursor: zoom-out;
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
}
.lightbox.open {
    display: flex;
}
.lightbox img {
    max-width: 92vw;
    max-height: 90vh;
    border-radius: 8px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    object-fit: contain;
    cursor: default;
}

.input-box textarea {
    flex: 1;
    background: none;
    border: none;
    outline: none;
    color: var(--text-primary);
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.5;
    resize: none;
    min-height: 60px;
    max-height: 200px;
    padding: 6px 0;
}

.input-box textarea::placeholder {
    color: var(--text-muted);
}

.send-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    background: var(--accent);
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all var(--transition);
    font-size: 16px;
}

.send-btn:hover {
    background: var(--accent-hover);
    transform: scale(1.05);
}

.send-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
    transform: none;
}

/* Streaming state: show spinner ring inside send button */
.send-btn.streaming {
    position: relative;
    background: transparent;
    border: 2px solid var(--accent);
}

.send-btn.streaming svg {
    display: none;
}

.send-btn.streaming::after {
    content: '';
    display: block;
    width: 18px;
    height: 18px;
    border: 2.5px solid rgba(196,149,106,0.25);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.send-btn svg {
    width: 18px;
    height: 18px;
}

/* Mic button (speech-to-text) */
.mic-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1.5px solid var(--border);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.2s ease;
}

.mic-btn:hover {
    color: var(--text-primary);
    border-color: var(--accent);
}

.mic-btn.mic-init {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
    animation: mic-blink 0.3s ease-in-out infinite;
}

@keyframes mic-blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.mic-btn.recording {
    background: #dd2222;
    border-color: #ff4444;
    color: #fff;
    animation: mic-pulse 1s ease-in-out infinite;
}

.mic-btn.processing {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
    animation: spin 0.7s linear infinite;
}

@keyframes mic-pulse {
    0%, 100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(221,34,34,0.5); }
    50% { transform: scale(1.1); box-shadow: 0 0 0 8px rgba(221,34,34,0); }
}

.mic-btn svg {
    width: 18px;
    height: 18px;
    pointer-events: none;
}

/* Live transcription streaming indicator on textarea */
textarea.stt-streaming {
    border-color: transparent !important;
    box-shadow: none;
}
textarea.stt-streaming::placeholder {
    color: #dd2222;
    opacity: 0.6;
}

/* Footer info */
.footer-info {
    text-align: center;
    padding: 6px;
    font-size: 11px;
    color: var(--text-muted);
}

/* Welcome screen */
.welcome {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    gap: 14px;
    text-align: center;
    padding: 24px 20px;
}

.welcome-logo {
    width: 72px;
    height: 72px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.welcome-logo-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 20px;
}

.welcome-title {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.welcome-sub {
    font-size: 16px;
    color: var(--text-muted);
    max-width: 600px;
    line-height: 1.4;
}

.welcome-suggestions {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-top: 40px;
    max-width: 760px;
    width: 100%;
}

.welcome-suggestion {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 22px 18px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 14px;
    color: var(--text-primary);
    font-family: var(--font);
    font-size: 14.5px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: left;
    box-shadow: 0 1px 3px rgba(0,0,0,0.12);
}

.welcome-suggestion:hover {
    background: var(--bg-hover);
    border-color: var(--accent);
    box-shadow: 0 4px 12px rgba(196, 149, 106, 0.18);
    transform: translateY(-2px);
}

.welcome-suggestion:active {
    transform: scale(0.97);
}

.welcome-suggestion-icon {
    flex-shrink: 0;
    color: var(--accent);
    opacity: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(196, 149, 106, 0.12);
    border-radius: 12px;
    transition: background 0.2s ease;
}

.welcome-suggestion:hover .welcome-suggestion-icon {
    background: rgba(196, 149, 106, 0.22);
}

.welcome-suggestion-icon svg {
    width: 20px;
    height: 20px;
}

.welcome-suggestion-text {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

@media (max-width: 600px) {
    .welcome-suggestion-text {
        white-space: normal;
        overflow: visible;
        text-overflow: unset;
        line-height: 1.3;
    }
}

.welcome-mcp-line {
    margin-top: 44px;
    font-size: 13px;
    color: var(--text-secondary);
    max-width: 760px;
    line-height: 1.7;
    opacity: 0.4;
}

.mcp-line-header {
    font-weight: 600;
    font-size: 13px;
    letter-spacing: 0.3px;
    opacity: 0.8;
    margin-bottom: 4px;
    display: inline-block;
}



/* iPad — 3 columns centered, wider grid */
@media (min-width: 601px) and (max-width: 1024px) {
    .welcome { gap: 10px; }
    .welcome-logo { width: 64px; height: 64px; border-radius: 18px; }
    .welcome-logo-img { border-radius: 18px; }
    .welcome-title { font-size: 28px; }
    .welcome-sub { font-size: 15px; }
    .welcome-suggestions {
        grid-template-columns: repeat(3, 1fr);
        gap: 14px;
        max-width: 720px;
        margin-top: 32px;
    }
    .welcome-suggestion {
        padding: 20px 18px;
        font-size: 14.5px;
        min-height: 72px;
    }
    .welcome-suggestion-icon { width: 38px; height: 38px; }
    .welcome-suggestion-icon svg { width: 18px; height: 18px; }
    .welcome-suggestion-text {
        white-space: normal;
        overflow: visible;
        text-overflow: unset;
        line-height: 1.3;
    }
    .welcome-mcp-line { max-width: 720px; font-size: 12px; margin-top: 32px; }
}

@media (max-width: 600px) {
    .messages { padding-top: 0; padding-bottom: 0; }
    .messages-inner { padding-bottom: 48px; }
    .welcome {
        justify-content: flex-start;
        gap: 6px;
        padding: 8px 0 0 0;
    }
    .welcome-suggestions {
        grid-template-columns: 1fr 1fr;
        width: calc(100vw - 32px);
        max-width: calc(100vw - 32px);
        gap: 14px;
        margin-top: 12px;
    }
    .welcome-suggestion {
        font-size: 14px;
        padding: 18px 14px;
        min-width: 0;
        min-height: 72px;
    }
    .welcome-logo {
        width: 56px;
        height: 56px;
    }
    .welcome-title { font-size: 24px; }
    .welcome-sub { font-size: 15px; max-width: calc(100vw - 60px); }
    .welcome-mcp-line {
        font-size: 10.5px;
        max-width: calc(100vw - 32px);
        margin-top: 24px;
        line-height: 1.8;
        opacity: 0.35;
    }
    .mcp-line-header { font-size: 11px; }
}

/* Theme toggle */
.theme-toggle {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
    transition: all var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.5;
    min-width: 34px;
    min-height: 34px;
}

.theme-toggle:hover {
    opacity: 1;
    background: var(--bg-hover);
    color: var(--text-primary);
}

/* Stop button */
.stop-btn {
    display: none;
    position: absolute;
    top: -46px;
    left: 50%;
    transform: translateX(-50%);
    padding: 6px 16px;
    border-radius: 16px;
    border: 1px solid var(--border);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 12px;
    font-family: var(--font);
    transition: all var(--transition);
    z-index: 5;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.stop-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.stop-btn.visible {
    display: block;
}

/* Lazy loading indicator */
.lazy-loader {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-muted);
    font-size: 13px;
    animation: pulse 1.5s infinite;
}

/* Spectator mode banner */
.spectator-banner {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    margin-bottom: 12px;
    background: rgba(196, 149, 106, 0.12);
    border: 1px solid rgba(196, 149, 106, 0.3);
    border-radius: 8px;
    font-size: 12px;
    color: #9b7dbd;
    letter-spacing: 0.02em;
}
.spectator-banner svg {
    flex-shrink: 0;
    opacity: 0.8;
}
html.light .spectator-banner {
    background: rgba(196, 149, 106, 0.08);
    border-color: rgba(196, 149, 106, 0.25);
}

/* Toast notification */
.svx-toast {
    position: fixed;
    bottom: 100px;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 10px 20px;
    font-size: 13px;
    color: var(--text-primary);
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    z-index: 999;
    opacity: 0;
    transition: opacity 0.3s, transform 0.3s;
    pointer-events: none;
    white-space: nowrap;
}

.svx-toast.visible {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

html.light .svx-toast {
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

/* Checkpoint banner */
.checkpoint-banner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(230, 126, 34, 0.12);
    border: 1px solid rgba(230, 126, 34, 0.3);
    border-radius: 10px;
    margin: 0 16px 8px;
    font-size: 13px;
    color: #e67e22;
    animation: checkpointPulse 2s ease-in-out;
}
.checkpoint-banner button {
    background: rgba(230, 126, 34, 0.2);
    border: 1px solid rgba(230, 126, 34, 0.4);
    border-radius: 6px;
    color: #e67e22;
    padding: 4px 12px;
    cursor: pointer;
    font-size: 13px;
    transition: background 0.2s;
}
.checkpoint-banner button:hover {
    background: rgba(230, 126, 34, 0.35);
}
@keyframes checkpointPulse {
    0% { opacity: 0; transform: translateY(5px); }
    100% { opacity: 1; transform: translateY(0); }
}
html.light .checkpoint-banner {
    background: rgba(230, 126, 34, 0.08);
}

/* Export button spin */
.spin-icon {
    animation: thinkSpin 1s linear infinite;
}

.header-btn:disabled {
    opacity: 0.4;
    cursor: wait;
}

/* Responsive — iPhone */
@media (max-width: 600px) {
    .header { padding: 10px 14px; padding-top: calc(env(safe-area-inset-top, 0px) + 10px); }
    .header-logo { font-size: 16px; }
    .messages-inner { padding: 0 14px 48px; }
    .input-area { padding: 8px 14px 6px; }
    .message-user .message-content { max-width: 90%; }
    .welcome { padding: 8px 0 0 0; }
    .welcome-logo { width: 56px; height: 56px; }

}

/* Question blocks (interactive mcp_question) */
.question-block {
    margin: 12px 0;
    padding: 14px;
    background: var(--bg-tertiary, #252525);
    border: 1px solid var(--accent);
    border-radius: 12px;
}

.question-header {
    font-size: 13px;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.question-text {
    font-size: 14px;
    color: var(--text-primary);
    margin-bottom: 12px;
    line-height: 1.4;
}

.question-options {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 10px;
}

.question-option-btn {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding: 10px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 10px;
    color: var(--text-primary);
    font-family: var(--font-main);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.15s ease;
    max-width: 100%;
}

.question-option-btn:hover:not(:disabled) {
    border-color: var(--accent);
    background: var(--bg-question-hover);
}

.question-option-btn.selected {
    border-color: var(--accent);
    background: var(--bg-question-hover);
    box-shadow: 0 0 0 2px var(--accent);
}

.question-option-btn.chosen {
    border-color: var(--accent);
    background: var(--accent);
    color: #fff;
}

.question-option-btn:disabled {
    opacity: 0.5;
    cursor: default;
}

.question-option-label {
    font-weight: 600;
}

.question-option-desc {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 2px;
}

.question-option-btn.chosen .question-option-desc {
    color: rgba(255,255,255,0.75);
}

/* Collapsed question block after answering */
.question-block.answered {
    padding: 8px 14px;
    border-color: var(--border);
    background: transparent;
}

.question-answered-summary {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-muted);
}

.question-answered-summary svg {
    color: var(--accent);
    flex-shrink: 0;
}

.question-submit-btn {
    padding: 8px 20px;
    background: var(--accent);
    color: var(--bg-primary);
    border: none;
    border-radius: 8px;
    font-family: var(--font-main);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
}

.question-submit-btn:disabled {
    opacity: 0.5;
    cursor: default;
}

.question-confirm-all {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border);
}

.question-confirm-btn {
    width: 100%;
    padding: 10px 20px;
    font-size: 14px;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20%, 60% { transform: translateX(-4px); }
    40%, 80% { transform: translateX(4px); }
}
.shake { animation: shake 0.4s ease; }

.question-custom {
    display: flex;
    gap: 8px;
    margin-top: 4px;
}

.question-custom-input {
    flex: 1;
    padding: 8px 12px;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: var(--font-main);
    font-size: 13px;
    outline: none;
}

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

/* Prevent iOS scroll-into-view when question input gains focus */
@supports (-webkit-touch-callout: none) {
    .question-custom-input {
        scroll-margin-bottom: 0;
    }
}

.question-custom-input:disabled {
    opacity: 0.5;
}

.question-custom-submit {
    padding: 8px 16px;
    background: var(--accent);
    color: var(--bg-primary);
    border: none;
    border-radius: 8px;
    font-family: var(--font-main);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
}

.question-custom-submit:disabled {
    opacity: 0.5;
    cursor: default;
}

/* Todo blocks (collapsible task list) */
.todo-block {
    margin: 12px 0;
    border-radius: 10px;
    border: 1px solid var(--border);
    overflow: hidden;
}
.todo-block.todo-new {
    animation: fadeIn 0.3s ease;
}

.todo-block.all-done {
    border-color: #2d5a2d;
}

.todo-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    background: var(--bg-tertiary);
    cursor: pointer;
    user-select: none;
    transition: background var(--transition);
    font-size: 13px;
    flex-wrap: wrap;
}

.todo-header:hover {
    background: var(--bg-hover);
}

.todo-icon {
    font-size: 14px;
    color: var(--accent);
}

.todo-block.all-done .todo-icon {
    color: var(--text-tool);
}

.todo-counter {
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 12px;
}

.todo-block.all-done .todo-counter {
    color: var(--text-tool);
}

.todo-toggle {
    margin-left: auto;
    background: none;
    border: 1px solid transparent;
    border-radius: 6px;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s;
    flex-shrink: 0;
}

.todo-toggle:hover {
    color: var(--text-primary);
    background: var(--bg-hover);
    border-color: var(--border);
}

.todo-progress {
    width: 100%;
    height: 3px;
    background: var(--bg-primary);
    border-radius: 2px;
    margin-top: 6px;
    overflow: hidden;
    flex-basis: 100%;
}

.todo-progress-fill {
    height: 100%;
    background: var(--accent);
    border-radius: 2px;
    transition: width 0.4s ease;
}

.todo-block.all-done .todo-progress-fill {
    background: var(--text-tool);
}

.todo-body {
    display: none;
    padding: 6px 10px;
    background: var(--bg-secondary);
}

.todo-block.expanded .todo-body {
    display: block;
}

.todo-item {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding: 5px 4px;
    font-size: 13px;
    line-height: 1.4;
    border-radius: 4px;
    transition: background 0.15s;
}

.todo-check {
    flex-shrink: 0;
    width: 18px;
    text-align: center;
    font-size: 13px;
    margin-top: 1px;
}

.todo-pending .todo-check { color: var(--text-muted); }
.todo-in_progress .todo-check { color: var(--accent); animation: pulse 1.5s infinite; }
.todo-completed .todo-check { color: var(--text-tool); }
.todo-cancelled .todo-check { color: #e74c3c; }

.todo-text {
    flex: 1;
    color: var(--text-primary);
}

.todo-completed .todo-text {
    color: var(--text-muted);
    text-decoration: line-through;
}

.todo-cancelled .todo-text {
    color: var(--text-muted);
    text-decoration: line-through;
    opacity: 0.6;
}

.todo-high { font-weight: 700; }

/* Input footer (selectors below textarea — OpenCode style) */
.input-footer {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    padding: 6px 2px 0;
    max-width: var(--max-width);
    margin: 0 auto;
}

/* Model selector Anthropic icon in button */
#sel-model .selector-btn .anthropic-icon {
    font-size: 13px;
    font-weight: 600;
    color: var(--accent);
}

.selector {
    position: relative;
}

/* Spacer between selectors */

.selector-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: none;
    border: none;
    padding: 6px 2px;
    font-size: 15px;
    font-weight: 400;
    font-family: var(--font);
    color: var(--text-secondary);
    cursor: pointer;
    transition: color 0.15s;
    white-space: nowrap;
    letter-spacing: -0.2px;
}

.selector-btn:hover { color: var(--text-primary); }

.selector-btn .chevron {
    opacity: 0.35;
    flex-shrink: 0;
    margin-left: 1px;
}

.anthropic-icon {
    font-weight: 700;
    font-size: 14px;
    opacity: 0.45;
    letter-spacing: -1px;
}

.selector-dropdown {
    display: none;
    position: absolute;
    bottom: calc(100% + 8px);
    left: 0;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 4px;
    box-shadow: 0 -4px 24px rgba(0,0,0,0.35);
    z-index: 200;
    min-width: 180px;
}

.selector.open .selector-dropdown {
    display: block;
}

/* Model locked mid-session */
.selector.locked .selector-btn {
    opacity: 0.45;
    cursor: default;
    pointer-events: none;
}
.selector.locked .selector-dropdown {
    display: none !important;
}

.selector-item {
    display: block;
    width: 100%;
    text-align: left;
    padding: 10px 14px;
    background: none;
    border: none;
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 15px;
    font-weight: 400;
    font-family: var(--font);
    cursor: pointer;
    transition: background 0.12s;
    white-space: nowrap;
}

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

.selector-item.selected {
    color: var(--text-primary);
    font-weight: 500;
    position: relative;
}

.selector-item.selected::after {
    content: '\2713';
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 14px;
    color: var(--text-secondary);
}

.selector-item:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

html.light .selector-dropdown {
    box-shadow: 0 -4px 24px rgba(0,0,0,0.1);
}



/* Permission blocks — collapsible like tool-blocks */
.permission-block {
    margin: 6px 0;
    border-radius: 8px;
    overflow: hidden;
    animation: fadeIn 0.3s ease;
}

.permission-header {
    display: flex;
    align-items: center;
    gap: 0;
    padding: 7px 12px;
    background: var(--bg-permission);
    border: 1px solid var(--border-permission);
    cursor: pointer;
    user-select: none;
    transition: background var(--transition);
    font-size: 13px;
    border-radius: 8px;
}

.permission-block.expanded .permission-header {
    border-radius: 8px 8px 0 0;
}

.permission-header:hover {
    filter: brightness(1.1);
}

.permission-icon {
    font-size: 14px;
    color: var(--text-permission);
    flex-shrink: 0;
}

.permission-title {
    font-weight: 700;
    color: var(--text-permission);
    font-size: 13px;
    flex-shrink: 0;
    margin-left: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.permission-summary {
    color: var(--text-secondary);
    font-size: 13px;
    margin-left: 8px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex: 1;
    min-width: 0;
}

.permission-chevron {
    color: var(--text-muted);
    transition: transform var(--transition);
    font-size: 10px;
    margin-left: 8px;
    flex-shrink: 0;
}

.permission-block.expanded .permission-chevron {
    transform: rotate(90deg);
}

/* Body — hidden by default, shown when expanded */
.permission-body {
    display: none;
    padding: 12px 14px;
    background: var(--bg-secondary);
    border-radius: 0 0 8px 8px;
    border: 1px solid var(--border-permission);
    border-top: none;
}

.permission-block.expanded .permission-body {
    display: block;
}

.permission-desc {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 12px;
    white-space: pre-wrap;
    word-break: break-word;
    font-family: var(--font-mono);
}

.permission-buttons {
    display: flex;
    gap: 10px;
}

.permission-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 20px;
    border: 1px solid;
    border-radius: 8px;
    font-family: var(--font);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s ease;
}

.permission-btn:disabled {
    opacity: 0.4;
    cursor: default;
}

.permission-approve {
    background: #1e3a1e;
    border-color: #3a7a3a;
    color: #7ec87e;
}

.permission-approve:hover:not(:disabled) {
    background: #2a4a2a;
    border-color: #4c9a4c;
}

.permission-deny {
    background: #3a1e1e;
    border-color: #7a3a3a;
    color: #e07070;
}

.permission-deny:hover:not(:disabled) {
    background: #4a2a2a;
    border-color: #9a4c4c;
}

/* Approved state */
.permission-block.approved .permission-header {
    background: var(--bg-permission-approved);
    border-color: #2d5a2d;
}

.permission-block.approved .permission-icon,
.permission-block.approved .permission-title {
    color: var(--text-tool);
}

/* Denied state */
.permission-block.denied .permission-header {
    background: var(--bg-permission-denied);
    border-color: #5a2d2d;
    opacity: 0.7;
}

.permission-block.denied .permission-icon,
.permission-block.denied .permission-title {
    color: #e74c3c;
}

/* Collapsible long assistant messages */
.message-assistant.collapsed .message-content {
    max-height: 300px;
    overflow: hidden;
    position: relative;
}

.message-assistant.collapsed .message-content::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 80px;
    background: linear-gradient(transparent, var(--bg-primary));
    pointer-events: none;
}

html.light .message-assistant.collapsed .message-content::after {
    background: linear-gradient(transparent, var(--bg-primary));
}

.msg-expand-btn {
    display: none;
    margin-top: 6px;
    padding: 6px 14px;
    font-size: 12px;
    font-weight: 600;
    color: var(--accent);
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 20px;
    cursor: pointer;
    transition: background var(--transition), color var(--transition);
}

.msg-expand-btn:hover {
    background: var(--bg-hover);
    color: var(--accent-hover);
}

.message-assistant.collapsed .msg-expand-btn {
    display: inline-block;
}

/* Responsive — iPad */
@media (min-width: 601px) and (max-width: 1024px) {
    :root { --max-width: 92%; }

    .header {
        padding: 14px 24px;
        padding-top: calc(env(safe-area-inset-top, 0px) + 14px);
    }
    .header-logo {
        font-size: 20px;
    }
    .header-left {
        gap: 14px;
    }
    .header-right {
        gap: 6px;
    }
    /* Hide status text on iPad — dot is enough */
        display: inline-block !important; max-width: 100px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 0.65rem; opacity: 0.8;
    }
    
    .header-btn {
        padding: 10px;
        border-radius: 10px;
    }
    .header-btn svg {
        width: 20px;
        height: 20px;
    }
    .menu-btn svg {
        width: 22px;
        height: 22px;
    }
    .status-dot {
        width: 9px;
        height: 9px;
    }
}



}


        display: inline-block !important; max-width: 140px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 0.7rem; opacity: 0.85;
    }
}

/* Desktop wide */
@media (min-width: 1025px) {
    :root { --max-width: 800px; }
}

/* ── Memo panel (spotlight-style overlay) ── */
.memo-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.4);
    z-index: 999;
    opacity: 0;
    pointer-events: none;
    visibility: hidden;
    transition: opacity 0.2s;
}

.memo-overlay.visible {
    opacity: 1;
    pointer-events: auto;
    visibility: visible;
}

.memo-panel {
    position: fixed;
    top: 10%;
    left: 50%;
    transform: translateX(-50%) translateY(-10px);
    width: min(560px, calc(100vw - 24px));
    max-height: 75vh;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 16px;
    z-index: 1000;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
    opacity: 0;
    pointer-events: none;
    visibility: hidden;
    transition: opacity 0.2s, transform 0.2s;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.memo-panel.open {
    opacity: 1;
    pointer-events: auto;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.memo-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 16px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.memo-header svg:first-child {
    flex-shrink: 0;
    color: var(--accent);
}

.memo-title {
    flex: 1;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
}

.memo-badge {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-muted);
    margin-left: 4px;
}

.memo-action-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 6px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    transition: color 0.15s, background 0.15s;
}

.memo-action-btn:hover {
    color: var(--text-primary);
    background: var(--bg-hover);
}

.memo-action-btn.spinning svg {
    animation: memoSpin 0.6s ease;
}

@keyframes memoSpin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Memo add form */
.memo-add-form {
    padding: 10px 14px;
    border-bottom: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.memo-add-form input,
.memo-add-form textarea {
    width: 100%;
    padding: 8px 10px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-xs);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 12px;
    outline: none;
    transition: border-color 0.15s;
}

.memo-add-form input:focus,
.memo-add-form textarea:focus {
    border-color: var(--accent);
}

.memo-add-form textarea {
    font-family: var(--font);
    resize: vertical;
    min-height: 48px;
}

.memo-add-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

.memo-add-actions select {
    padding: 5px 8px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-xs);
    color: var(--text-secondary);
    font-family: var(--font);
    font-size: 11px;
    outline: none;
}

.memo-submit-btn {
    padding: 5px 14px;
    background: var(--accent);
    border: none;
    border-radius: var(--radius-xs);
    color: #fff;
    font-family: var(--font);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s;
}

.memo-submit-btn:hover { background: var(--accent-hover); }
.memo-submit-btn:disabled { opacity: 0.5; cursor: default; }

.memo-cancel-btn {
    padding: 5px 10px;
    background: none;
    border: 1px solid var(--border);
    border-radius: var(--radius-xs);
    color: var(--text-muted);
    font-family: var(--font);
    font-size: 12px;
    cursor: pointer;
    transition: all 0.15s;
}

.memo-cancel-btn:hover {
    color: var(--text-primary);
    border-color: var(--text-muted);
}

/* Memo search */
.memo-search-row {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    border-bottom: 1px solid var(--border);
}

.memo-search-row svg {
    flex-shrink: 0;
    color: var(--text-muted);
}

.memo-search-row input {
    flex: 1;
    background: none;
    border: none;
    color: var(--text-primary);
    font-family: var(--font);
    font-size: 13px;
    outline: none;
}

.memo-search-row input::placeholder {
    color: var(--text-muted);
}

.memo-list {
    flex: 1;
    overflow-y: auto;
    padding: 8px;
    min-height: 80px;
}

.memo-loading {
    text-align: center;
    padding: 32px 16px;
    color: var(--text-muted);
    font-size: 13px;
}

.memo-empty {
    text-align: center;
    padding: 32px 16px;
    color: var(--text-muted);
    font-size: 13px;
}

.memo-error {
    text-align: center;
    padding: 24px 16px;
    color: #e06060;
    font-size: 13px;
}

.memo-item {
    padding: 12px 14px;
    border-radius: 10px;
    margin-bottom: 4px;
    transition: background 0.1s;
    cursor: default;
    position: relative;
}

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

.memo-item:hover .memo-item-actions {
    opacity: 1;
}

.memo-item-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 4px;
}

.memo-item-actions {
    display: flex;
    gap: 2px;
    opacity: 0;
    transition: opacity 0.15s;
    flex-shrink: 0;
}

.memo-item-actions button {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 3px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    transition: color 0.15s, background 0.15s;
}

.memo-item-actions button:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

.memo-item-actions button.memo-delete-btn:hover {
    color: #e06060;
}

/* Edit mode */
.memo-item-edit {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-top: 6px;
}

.memo-item-edit textarea {
    width: 100%;
    padding: 6px 8px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-xs);
    color: var(--text-primary);
    font-family: var(--font);
    font-size: 13px;
    line-height: 1.5;
    outline: none;
    resize: vertical;
    min-height: 40px;
}

.memo-item-edit textarea:focus {
    border-color: var(--accent);
}

.memo-item-edit-actions {
    display: flex;
    gap: 6px;
    justify-content: flex-end;
}

.memo-item-key {
    font-size: 13px;
    font-weight: 600;
    color: var(--accent);
    font-family: var(--font-mono);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 70%;
}

.memo-item-date {
    font-size: 11px;
    color: var(--text-muted);
    white-space: nowrap;
    flex-shrink: 0;
}

.memo-item-value {
    font-size: 13px;
    color: var(--text-primary);
    line-height: 1.5;
    white-space: pre-wrap;
    word-break: break-word;
}

.memo-item-ttl {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 4px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.memo-item-ttl .ttl-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #7ec87e;
    flex-shrink: 0;
}

.memo-item-ttl .ttl-dot.expiring {
    background: #e0a040;
}

@media (max-width: 500px) {
    .memo-panel {
        top: 5%;
        max-height: 85vh;
        border-radius: 14px;
    }
}

/* Memo overlay — click outside to close */
#memo-overlay.visible {
    opacity: 1;
    pointer-events: auto;
}

/* Header overflow menu — clean dropdown */
.header-overflow-wrap {
    position: relative;
}

.header-overflow-btn {
    display: flex;
}

.header-overflow-menu {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 200px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 4px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.4);
    z-index: 200;
    animation: overflowFadeIn 0.12s ease;
}

.header-overflow-menu.open {
    display: block;
}

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

.overflow-item {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 10px 14px;
    background: none;
    border: none;
    border-radius: 8px;
    color: var(--text-primary);
    font-family: var(--font);
    font-size: 14px;
    cursor: pointer;
    transition: background 0.1s;
    text-align: left;
    white-space: nowrap;
}

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

.overflow-item svg {
    flex-shrink: 0;
    color: var(--text-secondary);
}

.overflow-item:hover svg {
    color: var(--text-primary);
}

html.light .header-overflow-menu {
    box-shadow: 0 8px 30px rgba(0,0,0,0.12);
}

/* === OVERFLOW MENU ENRICHI (header cleanup) === */
.overflow-menu-item {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 10px 16px;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 14px;
    cursor: pointer;
    text-align: left;
    border-radius: 6px;
    transition: background 0.15s;
}
.overflow-menu-item:hover {
    background: var(--bg-tertiary);
}
.overflow-menu-item .overflow-icon {
    font-size: 16px;
    width: 20px;
    text-align: center;
    flex-shrink: 0;
}
.overflow-menu-item .overflow-label {
    flex: 1;
}
.overflow-menu .divider {
    height: 1px;
    background: var(--border-color);
    margin: 4px 8px;
}
/* Status dot dans le header - sans texte */
    display: none !important;
}
/* Cacher export, mail, memo, theme du header sur mobile */
@media (max-width: 768px) {
        display: none !important;
    }
}
/* Toujours cacher sur petit ecran */
@media (max-width: 480px) {
        display: none !important;
    }
}
.sidebar-version { padding:10px 0; font-size:11px; color:#666; font-family:var(--font); border-top:1px solid #222; margin-top:auto; flex-shrink:0; }