/* --- Theme Definitions --- */
[data-theme="light"] {
    --bg-color: #f8fafc;
    --panel-bg: rgba(255, 255, 255, 0.8);
    --border-color: rgba(0, 0, 0, 0.1);
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --accent-color: #3b82f6;
    --accent-hover: #2563eb;
    --danger-color: #ef4444;
    --danger-hover: #dc2626;
    --user-msg-bg: rgba(59, 130, 246, 0.1);
    --bot-msg-bg: rgba(0, 0, 0, 0.03);
}

[data-theme="cobalt"] {
    --bg-color: #1e293b;
    --panel-bg: rgba(30, 41, 59, 0.8);
    --border-color: rgba(59, 130, 246, 0.3);
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --accent-color: #60a5fa;
    --accent-hover: #3b82f6;
    --danger-color: #f87171;
    --danger-hover: #ef4444;
    --user-msg-bg: rgba(96, 165, 250, 0.2);
    --bot-msg-bg: rgba(15, 23, 42, 0.4);
}

[data-theme="dark"] {
    --bg-color: #0f1115;
    --panel-bg: rgba(25, 28, 36, 0.7);
    --border-color: rgba(255, 255, 255, 0.1);
    --text-primary: #e2e8f0;
    --text-secondary: #94a3b8;
    --accent-color: #3b82f6;
    --accent-hover: #2563eb;
    --danger-color: #ef4444;
    --danger-hover: #dc2626;
    --user-msg-bg: rgba(59, 130, 246, 0.15);
    --bot-msg-bg: rgba(255, 255, 255, 0.05);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    height: 100dvh;
    overflow: hidden;
    touch-action: manipulation;
}

.glass-panel {
    background: var(--panel-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
}

/* --- App Layout --- */
.app-layout {
    display: flex;
    height: 100dvh;
    overflow: hidden;
}

/* --- Icon Sidebar (Far Left) --- */
.icon-sidebar {
    width: 60px;
    min-width: 60px;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    border-right: 1px solid var(--border-color);
    background: var(--panel-bg);
    z-index: 105;
}

.icon-sidebar-top {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
    width: 100%;
    flex: 1;
    overflow-y: auto;
}
.icon-sidebar-top::-webkit-scrollbar {
    display: none;
}
.icon-sidebar-bottom {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
    width: 100%;
    flex-shrink: 0;
}

.project-icons {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    align-items: center;
    width: 100%;
}

.icon-btn, .project-icon-btn {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    border: 1px solid transparent;
    background: transparent;
    color: var(--text-secondary);
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    font-size: 1.2rem;
    transition: all 0.2s;
}

.icon-btn:hover, .project-icon-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.project-icon-btn {
    border: 1px solid var(--border-color);
    font-size: 1rem;
    font-weight: 600;
}

.project-icon-btn.active {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
}

.icon-btn.danger:hover {
    background: var(--danger-color);
    color: white;
}

/* --- Sidebar (Conversations) --- */
.sidebar {
    width: 260px;
    min-width: 260px;
    height: 100%;
    display: flex;
    flex-direction: column;
    padding: 1rem;
    border-right: 1px solid var(--border-color);
    background: var(--panel-bg);
    transition: margin-left 0.3s ease, transform 0.3s ease;
    z-index: 100;
}

.sidebar.collapsed {
    margin-left: -260px;
}

.hamburger {
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0;
    line-height: 1;
}

.w-full { width: 100%; }
.mb-4 { margin-bottom: 1rem; }
.mb-spacer { margin-bottom: 40px; }

.sidebar-section {
    flex: 1;
    overflow-y: auto;
}

.sidebar-section h3 {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
}

.session-list {
    list-style: none;
}

.session-item {
    padding: 0.75rem 1rem;
    margin-bottom: 0.5rem;
    border-radius: 4px;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.05);
    transition: all 0.2s;
    font-size: 0.95rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.session-item:hover {
    background: rgba(255, 255, 255, 0.1);
}

.session-item.active {
    background: var(--accent-color);
    color: white;
    font-weight: 500;
}

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

.session-actions {
    display: none;
    gap: 0.5rem;
}

.session-item:hover .session-actions {
    display: flex;
}

.session-actions span {
    opacity: 0.6;
    cursor: pointer;
    transition: opacity 0.2s;
}

.session-actions span:hover {
    opacity: 1;
}

.sidebar-footer {
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

/* --- Chat Area --- */
.chat-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    position: relative;
    background: radial-gradient(circle at top left, rgba(59, 130, 246, 0.05) 0%, transparent 40%);
    min-width: 0;
}

.chat-header {
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    z-index: 10;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.model-badge {
    font-size: 0.75rem;
    padding: 0.15rem 0.6rem;
    border-radius: 4px;
    background: rgba(59, 130, 246, 0.15);
    color: var(--accent-color);
    border: 1px solid rgba(59, 130, 246, 0.3);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 200px;
}

.model-badge-composer {
    font-size: 0.7rem;
    color: var(--text-secondary);
    margin-bottom: 0.4rem;
    padding-left: 0.5rem;
}

/* --- Custom Dropdown --- */
.custom-dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-trigger {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 6px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s;
    min-width: 180px;
    justify-content: space-between;
}

.dropdown-trigger:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--accent-color);
}

.dropdown-trigger .chevron {
    font-size: 0.7rem;
    opacity: 0.7;
}

.dropdown-menu {
    position: absolute;
    bottom: 100%;
    left: 0;
    margin-bottom: 8px;
    width: 320px;
    max-height: 500px;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.dropdown-search {
    padding: 10px;
    border-bottom: 1px solid var(--border-color);
    background: rgba(0, 0, 0, 0.2);
}

.dropdown-search input {
    width: 100%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 8px 12px;
    border-radius: 4px;
    font-size: 0.85rem;
    outline: none;
}

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

.dropdown-list {
    flex: 1;
    overflow-y: auto;
    padding: 6px 0;
}

.dropdown-group-label {
    padding: 14px 12px 6px;
    font-size: 0.95rem;
    font-weight: 900;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-bottom: 2px solid var(--border-color);
    margin-bottom: 6px;
    background: rgba(255, 255, 255, 0.02);
}

.dropdown-group-label:not(:first-child) {
    margin-top: 8px;
}

.dropdown-item {
    padding: 8px 12px;
    cursor: pointer;
    font-size: 0.85rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.15s;
}

.dropdown-item:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--accent-color);
}

.dropdown-item.active {
    background: rgba(59, 130, 246, 0.15);
    color: var(--accent-color);
    font-weight: 600;
}

.dropdown-item .check {
    font-size: 0.8rem;
    display: none;
}

.dropdown-item.active .check {
    display: block;
}

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

.header-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.chat-history {
    flex: 1;
    overflow-y: auto;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    scroll-behavior: smooth;
}

.welcome-message {
    text-align: center;
    margin: auto;
    color: var(--text-secondary);
}

/* Message Bubbles */
.message {
    display: flex;
    flex-direction: column;
    max-width: 80%;
    animation: fadeIn 0.3s ease-out forwards;
}

.message.user { align-self: flex-end; }
.message.assistant { align-self: flex-start; }

.message-content {
    padding: 1rem 1.25rem;
    border-radius: 12px;
    font-size: 0.95rem;
}

.message.user .message-content {
    background-color: var(--user-msg-bg);
    border-bottom-right-radius: 4px;
}

.message.assistant .message-content {
    background-color: var(--bot-msg-bg);
    border-bottom-left-radius: 4px;
    border: 1px solid var(--border-color);
}

.message-content a {
    color: var(--accent-color);
    text-decoration: underline;
}

/* Markdown styling inside messages */
.message-content p { margin-bottom: 0.75rem; }
.message-content p:last-child { margin-bottom: 0; }
.message-content pre {
    background: rgba(0, 0, 0, 0.4);
    padding: 1rem;
    border-radius: 8px;
    overflow-x: auto;
    margin: 0.75rem 0;
    border: 1px solid var(--border-color);
}
.message-content code {
    font-family: monospace;
    background: rgba(0, 0, 0, 0.3);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
}
.message-content pre code { background: transparent; padding: 0; }

/* Input Area */
.chat-input-container {
    padding: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.chat-form {
    display: flex;
    align-items: flex-end;
    gap: 1rem;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 0.5rem 1rem;
    transition: border-color 0.2s;
}

.chat-form:focus-within { border-color: var(--accent-color); }

#promptInput {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    resize: none;
    padding: 0.5rem 0;
    max-height: 200px;
    outline: none;
}
#promptInput::placeholder { color: var(--text-secondary); }

.send-btn {
    background: transparent;
    color: var(--accent-color);
    padding: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    border: none;
    cursor: pointer;
}
.send-btn:hover { background: rgba(59, 130, 246, 0.1); }
.send-btn:disabled { color: var(--text-secondary); cursor: not-allowed; background: transparent; }

.primary-btn {
    width: 100%;
    padding: 0.75rem 1.5rem;
    background-color: var(--accent-color);
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font: inherit;
}
.primary-btn:hover { background-color: var(--accent-hover); }

.secondary-btn {
    padding: 0.5rem 1rem;
    background-color: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    font: inherit;
}
.secondary-btn:hover { background-color: rgba(255, 255, 255, 0.05); color: var(--text-primary); }

.danger-btn {
    padding: 0.5rem 1rem;
    background-color: var(--danger-color);
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font: inherit;
}
.danger-btn:hover { background-color: var(--danger-hover); }

.hidden { display: none !important; }

/* Details/Summary folding styling */
details {
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.5rem 1rem;
    margin: 0.5rem 0;
}
summary { cursor: pointer; font-weight: 500; color: var(--accent-color); outline: none; }

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* Hide ljq_driver badge */
#ljq-ind { display: none !important; }

/* AI Select Styling */
.llm-select {
    width: 100%;
    padding: 0.5rem 1rem;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 0.9rem;
    border-radius: 8px;
    outline: none;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1em;
}
.llm-select:focus { border-color: var(--accent-color); }
.llm-select option { background: var(--bg-color); color: var(--text-primary); }

/* ===================== RIGHT PANEL ===================== */
.right-panel {
    position: relative;
    width: 280px;
    min-width: 280px;
    height: 100dvh;
    display: flex;
    flex-direction: column;
    border-left: 1px solid var(--border-color);
    background: var(--panel-bg);
    z-index: 90;
    transition: transform 0.3s ease;
}

.right-panel.hidden {
    display: none;
}

.right-panel-header {
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
}

.right-panel-header h3 {
    margin: 0;
    font-size: 1rem;
}

.right-panel-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
}

.tab-btn {
    flex: 1;
    padding: 0.5rem;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    font: inherit;
    font-size: 0.85rem;
}

.tab-btn.active {
    color: var(--accent-color);
    border-bottom-color: var(--accent-color);
    background: rgba(59, 130, 246, 0.08);
}

.right-panel-content {
    flex: 1;
    overflow-y: auto;
    padding: 0.5rem 0;
}

.tab-content { display: none; }
.tab-content.active { display: block; }

.file-tree {
    list-style: none;
    padding: 0;
    margin: 0;
}

.file-tree li {
    padding: 0.35rem 1rem;
    cursor: pointer;
    color: var(--text-secondary);
    transition: background 0.15s, color 0.15s;
    user-select: none;
}

.file-tree li:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
}

.file-item { font-size: 0.9rem; }
.dir-item  { font-weight: 600; font-size: 0.9rem; }

.empty-files {
    padding: 1rem;
    color: var(--text-secondary);
    font-size: 0.85rem;
    text-align: center;
}

/* File Viewer inside right panel */
.file-viewer {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--panel-bg);
    display: flex;
    flex-direction: column;
    z-index: 200;
}

.file-viewer-header {
    padding: 0.75rem 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    font-weight: 500;
    font-size: 0.9rem;
}

.file-viewer pre {
    flex: 1;
    overflow: auto;
    padding: 1rem;
    margin: 0;
    font-size: 0.8rem;
    line-height: 1.5;
    color: var(--text-primary);
    background: rgba(0,0,0,0.2);
    white-space: pre-wrap;
    word-break: break-word;
}

/* ===================== SETTINGS MODAL ===================== */
.modal-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal-content {
    background: var(--bg-color);
    width: 90%;
    max-width: 500px;
    max-height: 80vh;
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.modal-header {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.modal-header h2 { margin: 0; font-size: 1.25rem; }

.modal-body {
    padding: 1.5rem;
    overflow-y: auto;
    flex: 1;
}
.modal-body p { margin-top: 0; margin-bottom: 1rem; color: var(--text-secondary); }

.checklist-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.settings-group h4 {
    margin: 0 0 0.rem 0;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.25rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.25rem 0;
    cursor: pointer;
    color: var(--text-secondary);
}
.checkbox-label:hover { color: var(--text-primary); }

.modal-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
}

.error-message { color: #ef4444; font-size: 0.875rem; margin-bottom: 1rem; }

/* ===================== RESPONSIVE ===================== */
@media (max-width: 768px) {
    .sidebar {
        position: fixed;
        left: 60px;
        top: 0;
        bottom: 0;
        width: calc(100vw - 60px);
        max-width: none;
        transform: translateX(-100%);
        z-index: 100;
    }

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

    /* On mobile we truly collapse using transform instead of display:none, because the toggle needs both states */
    .sidebar.collapsed {
        transform: translateX(-100%);
        margin-left: 0;
    }

    .right-panel {
        position: fixed;
        right: 0;
        top: 0;
        bottom: 0;
        width: 80vw;
        max-width: 300px;
        transform: translateX(100%);
    }

    .right-panel:not(.hidden) {
        transform: translateX(0);
    }
}

/* --- Context Menu --- */
.context-menu {
    position: absolute;
    background: var(--panel-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.5rem;
    box-shadow: 0 4px 12px rgba(0,0,0,0.4);
    z-index: 1000;
    min-width: 120px;
}
.context-menu-item {
    padding: 0.5rem 1rem;
    cursor: pointer;
    border-radius: 4px;
    transition: background 0.2s;
    font-size: 0.9rem;
}
.context-menu-item:hover {
    background: rgba(255,255,255,0.1);
}
.context-menu-item.danger {
    color: var(--danger-color);
}
.context-menu-item.danger:hover {
    background: var(--danger-color);
    color: white;
}

/* ===================== FILE MANAGER ===================== */
.file-manager-container {
    flex: 1;
    overflow-y: auto;
    padding: 1rem 2rem;
    background: var(--bg-color);
}

.file-manager-list {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.file-manager-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: var(--panel-bg);
    transition: background 0.15s;
}

.file-manager-item:hover {
    background: rgba(255,255,255,0.05);
}

.file-manager-item .file-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex: 1;
    min-width: 0;
}

.file-manager-item .file-icon {
    font-size: 1.25rem;
    flex-shrink: 0;
}

.file-manager-item .file-name {
    font-size: 0.95rem;
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.file-manager-item .file-size {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-left: 0.5rem;
    flex-shrink: 0;
}

.file-manager-item .file-actions {
    display: flex;
    gap: 0.5rem;
    flex-shrink: 0;
    margin-left: 1rem;
}

.file-manager-item .file-actions button {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.9rem;
    transition: all 0.15s;
}

.file-manager-item .file-actions button:hover {
    color: var(--text-primary);
    background: rgba(255,255,255,0.1);
}

.file-manager-item .file-actions .delete-btn:hover {
    color: var(--danger-color);
}

.file-manager-empty {
    text-align: center;
    padding: 3rem;
    color: var(--text-secondary);
    font-size: 1rem;
}

.file-manager-breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.5rem 2rem;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.85rem;
    background: rgba(0,0,0,0.1);
    flex-wrap: wrap;
}

.file-manager-breadcrumb .crumb {
    color: var(--accent-color);
    cursor: pointer;
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    transition: background 0.1s;
}

.file-manager-breadcrumb .crumb:hover {
    background: rgba(59, 130, 246, 0.15);
}

.file-manager-breadcrumb .separator {
    color: var(--text-secondary);
    user-select: none;
}

.file-manager-breadcrumb .crumb.current {
    color: var(--text-secondary);
    cursor: default;
}

.file-manager-breadcrumb .crumb.current:hover {
    background: transparent;
}

.file-manager-container.drag-over {
    outline: 3px dashed var(--accent-color);
    outline-offset: -10px;
    background: rgba(59, 130, 246, 0.05);
    transition: outline 0.15s, background 0.15s;
}

/* ===================== TERMINAL OVERLAY ===================== */
.terminal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100dvh;
    background-color: var(--bg-color);
    z-index: 2000;
    display: flex;
    flex-direction: column;
}

.terminal-overlay.hidden {
    display: none !important;
}

.terminal-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    border-bottom: 1px solid var(--border-color);
    padding: 0.5rem 1rem 0;
    background: var(--panel-bg);
}

.terminal-tabs {
    display: flex;
    gap: 0.5rem;
    overflow-x: auto;
}

.term-tab {
    padding: 0.5rem 1rem;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-bottom: none;
    border-top-left-radius: 8px;
    border-top-right-radius: 8px;
    cursor: pointer;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.term-tab.active {
    background: var(--accent-color);
    color: #fff;
    border-color: var(--accent-color);
}

.term-tab .close-tab, .close-btn {
    background: none;
    border: none;
    color: inherit;
    font-size: 1.5rem;
    cursor: pointer;
    line-height: 1;
    padding: 0 0.5rem;
}

.term-tab .close-tab:hover, .close-btn:hover {
    color: #ef4444;
}

.add-tab-btn {
    background: transparent;
    border: 1px dashed var(--border-color);
    color: var(--text-muted);
    font-size: 1.25rem;
    cursor: pointer;
    padding: 0 1rem;
    border-top-left-radius: 8px;
    border-top-right-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.add-tab-btn:hover {
    background: rgba(255,255,255,0.1);
    color: var(--text-primary);
}

.terminal-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding-bottom: 0.25rem;
}

.terminal-container {
    flex: 1;
    background-color: #000;
    padding: 0.5rem;
    overflow: hidden;
    position: relative;
}

/* Ensure xterm fits correctly */
.xterm {
    height: 100%;
    width: 100%;
}
.xterm-viewport {
    overflow-y: auto !important;
}

/* ===================== UNIFIED SETTINGS TABS ===================== */
.settings-tab-btn {
    padding: 1rem;
    background: transparent;
    border: none;
    text-align: left;
    color: var(--text-secondary);
    cursor: pointer;
    border-left: 3px solid transparent;
    transition: all 0.2s;
    font-size: 0.95rem;
}
.settings-tab-btn:hover {
    background: rgba(255,255,255,0.05);
    color: var(--text-primary);
}
.settings-tab-btn.active {
    background: rgba(255,255,255,0.1);
    color: var(--accent-color);
    border-left-color: var(--accent-color);
}
.settings-pane.hidden {
    display: none !important;
}

/* ===================== LOGIN ===================== */
.login-body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100dvh;
    background-color: var(--bg-color);
}

.login-container {
    padding: 2.5rem;
    width: 100%;
    max-width: 400px;
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
}

.login-container h1 {
    font-size: 1.75rem;
    margin-bottom: 0.25rem;
    text-align: center;
}

.login-container .subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-top: 0;
    margin-bottom: 1.5rem;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.input-group label {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.input-group input {
    padding: 0.75rem 1rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: rgba(0, 0, 0, 0.1);
    color: var(--text-primary);
    font-size: 1rem;
    outline: none;
    transition: border-color 0.2s, background-color 0.2s;
}

.input-group input:focus {
    border-color: var(--accent-color);
    background: rgba(0, 0, 0, 0.2);
}

.login-container .primary-btn {
    margin-top: 0.5rem;
}