/* Core variables & Reset */
:root {
    --bg-primary: #07090e;
    --bg-secondary: #0d111a;
    --bg-tertiary: #131926;
    --border-color: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(0, 240, 255, 0.3);
    
    /* Neon Colors */
    --accent-cyan: #00f0ff;
    --accent-cyan-rgb: 0, 240, 255;
    --accent-purple: #bf5af2;
    --accent-purple-rgb: 191, 90, 242;
    --accent-blue: #007aff;
    --accent-green: #30d158;
    --accent-warning: #ffd60a;
    
    /* Text colors */
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    /* Shadows & Glows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.6);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.8);
    --glow-cyan: 0 0 15px rgba(0, 240, 255, 0.25);
    --glow-purple: 0 0 15px rgba(191, 90, 242, 0.25);
    
    /* Layout */
    --sidebar-width: 280px;
    --settings-width: 340px;
    --header-height: 70px;
    --font-sans: 'Outfit', 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-mono: 'Fira Code', 'Courier New', Courier, monospace;
    
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-weight: 400;
    overflow: hidden;
    height: 100vh;
    -webkit-font-smoothing: antialiased;
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(191, 90, 242, 0.05) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(0, 240, 255, 0.05) 0%, transparent 40%);
}

/* Scrollbars */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* App Container Layout */
.app-container {
    display: flex;
    width: 100vw;
    height: 100vh;
    position: relative;
}

/* Sidebar Component */
.sidebar {
    width: var(--sidebar-width);
    background-color: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    transition: transform var(--transition-normal);
    z-index: 10;
}

.sidebar-header {
    height: var(--header-height);
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-color);
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 10px;
    position: relative;
}

.logo-glow {
    position: absolute;
    width: 30px;
    height: 30px;
    background: var(--accent-cyan);
    filter: blur(15px);
    opacity: 0.3;
    z-index: -1;
}

.logo-icon {
    color: var(--accent-cyan);
    display: flex;
    align-items: center;
    justify-content: center;
    filter: drop-shadow(0 0 5px rgba(0, 240, 255, 0.5));
}

.logo-text {
    font-size: 1.15rem;
    font-weight: 800;
    letter-spacing: 1.5px;
    background: linear-gradient(135deg, var(--text-primary) 50%, var(--text-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.accent-text {
    color: var(--accent-cyan);
    -webkit-text-fill-color: initial;
    background: none;
}

.close-sidebar-btn {
    display: none; /* Only visible on mobile */
}

/* Buttons Styling */
.icon-btn {
    background: transparent;
    border: 1px solid transparent;
    color: var(--text-secondary);
    border-radius: 8px;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.icon-btn:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--border-color);
}

.new-chat-btn {
    margin: 16px 20px;
    padding: 12px;
    background: linear-gradient(135deg, rgba(0, 240, 255, 0.1) 0%, rgba(191, 90, 242, 0.1) 100%);
    border: 1px solid rgba(0, 240, 255, 0.2);
    color: var(--text-primary);
    border-radius: 12px;
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.new-chat-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: 0.5s;
}

.new-chat-btn:hover::before {
    left: 100%;
}

.new-chat-btn:hover {
    border-color: var(--accent-cyan);
    box-shadow: var(--glow-cyan);
    transform: translateY(-1px);
}

.sidebar-scroll-area {
    flex: 1;
    overflow-y: auto;
    padding: 0 12px 20px 12px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.sidebar-section {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.section-title {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    padding-left: 8px;
    margin-bottom: 4px;
}

/* Chat List */
.chat-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.chat-item-wrapper {
    position: relative;
    group: hover;
}

.chat-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 8px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: 1px solid transparent;
    user-select: none;
}

.chat-item i {
    flex-shrink: 0;
}

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

.chat-item:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.03);
    border-color: rgba(255, 255, 255, 0.05);
}

.chat-item.active {
    color: var(--accent-cyan);
    background: rgba(0, 240, 255, 0.06);
    border-color: rgba(0, 240, 255, 0.15);
    font-weight: 500;
}

.chat-item-delete {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    opacity: 0;
    color: var(--text-muted);
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    transition: all var(--transition-fast);
}

.chat-item-wrapper:hover .chat-item-delete {
    opacity: 1;
}

.chat-item-delete:hover {
    color: #ff453a;
    background: rgba(255, 69, 58, 0.1);
}

/* Prompt Templates */
.prompt-templates {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.template-card {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 10px;
    display: flex;
    gap: 12px;
    align-items: center;
    text-align: left;
    cursor: pointer;
    transition: all var(--transition-fast);
    color: var(--text-primary);
}

.template-card:hover {
    border-color: var(--accent-purple);
    transform: translateX(2px);
    box-shadow: var(--glow-purple);
}

.template-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: rgba(191, 90, 242, 0.1);
    color: var(--accent-purple);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.template-card:nth-child(even) .template-icon {
    background: rgba(0, 240, 255, 0.1);
    color: var(--accent-cyan);
}

.template-card:nth-child(even):hover {
    border-color: var(--accent-cyan);
    box-shadow: var(--glow-cyan);
}

.template-info {
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.template-name {
    font-size: 0.85rem;
    font-weight: 600;
}

.template-desc {
    font-size: 0.72rem;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Sidebar Footer */
.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.sidebar-footer-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-sans);
    font-size: 0.85rem;
    cursor: pointer;
    transition: color var(--transition-fast);
}

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

.version-tag {
    font-size: 0.72rem;
    color: var(--text-muted);
}

/* Main Chat Workspace Layout */
.main-chat {
    flex: 1;
    display: flex;
    flex-direction: column;
    height: 100%;
    position: relative;
    background: var(--bg-primary);
}

/* Header Component */
.chat-header {
    height: var(--header-height);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    background: rgba(7, 9, 14, 0.8);
    backdrop-filter: blur(12px);
    z-index: 5;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.menu-btn {
    display: none; /* Mobile only */
}

.chat-info {
    display: flex;
    flex-direction: column;
}

.chat-title {
    font-size: 1rem;
    font-weight: 600;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 6px;
}

.status-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--accent-green);
}

.status-dot.demo {
    background-color: var(--accent-warning);
    box-shadow: 0 0 6px var(--accent-warning);
}

.status-dot.online {
    background-color: var(--accent-green);
    box-shadow: 0 0 6px var(--accent-green);
}

.status-dot.error {
    background-color: #ff453a;
    box-shadow: 0 0 6px #ff453a;
}

.status-text {
    font-size: 0.72rem;
    color: var(--text-secondary);
}

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

.model-badge {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 6px 12px;
    font-size: 0.75rem;
    font-family: var(--font-mono);
    color: var(--accent-cyan);
    display: flex;
    align-items: center;
    gap: 6px;
}

.header-btn {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 8px;
    padding: 8px 12px;
    font-family: var(--font-sans);
    font-size: 0.82rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.header-btn:hover {
    border-color: var(--accent-cyan);
    box-shadow: var(--glow-cyan);
}

/* Chat Workspace */
.chat-workspace {
    flex: 1;
    overflow-y: auto;
    position: relative;
    scroll-behavior: smooth;
}

/* Welcome Screen */
.welcome-screen {
    max-width: 800px;
    margin: 80px auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.welcome-logo {
    width: 64px;
    height: 64px;
    border-radius: 20px;
    background: linear-gradient(135deg, rgba(0, 240, 255, 0.15), rgba(191, 90, 242, 0.15));
    border: 1px solid rgba(0, 240, 255, 0.3);
    color: var(--accent-cyan);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    box-shadow: var(--glow-cyan);
    animation: bounce 3s infinite alternate;
}

.welcome-logo i {
    width: 32px;
    height: 32px;
}

.welcome-title {
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 12px;
    letter-spacing: -0.5px;
}

.welcome-subtitle {
    color: var(--text-secondary);
    font-size: 1.05rem;
    max-width: 500px;
    line-height: 1.5;
    margin-bottom: 48px;
}

.welcome-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    width: 100%;
}

.welcome-card {
    background: rgba(13, 17, 26, 0.5);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 20px;
    text-align: left;
    cursor: pointer;
    transition: all var(--transition-normal);
    backdrop-filter: blur(10px);
}

.welcome-card i {
    color: var(--accent-cyan);
    margin-bottom: 16px;
}

.welcome-card h3 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.welcome-card p {
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.welcome-card:hover {
    border-color: var(--accent-cyan);
    transform: translateY(-4px);
    box-shadow: var(--glow-cyan);
    background: rgba(13, 17, 26, 0.8);
}

.welcome-card:nth-child(2) i {
    color: var(--accent-purple);
}

.welcome-card:nth-child(2):hover {
    border-color: var(--accent-purple);
    box-shadow: var(--glow-purple);
}

/* Messages container */
.messages-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 24px 20px 180px 20px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.message-wrapper {
    display: flex;
    gap: 16px;
    animation: fadeInUp 0.4s ease forwards;
}

.message-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 0.85rem;
}

.message-avatar.user {
    background: var(--accent-purple);
    color: #fff;
    box-shadow: 0 0 10px rgba(191, 90, 242, 0.3);
}

.message-avatar.ai {
    background: linear-gradient(135deg, #0d111a, #07090e);
    border: 1px solid var(--accent-cyan);
    color: var(--accent-cyan);
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.2);
}

.message-content {
    flex: 1;
    overflow-x: auto;
}

.message-bubble {
    padding: 14px 18px;
    border-radius: 16px;
    line-height: 1.6;
    font-size: 0.92rem;
    word-break: break-word;
    border: 1px solid var(--border-color);
}

.message-wrapper.user .message-bubble {
    background: rgba(191, 90, 242, 0.08);
    border-color: rgba(191, 90, 242, 0.2);
    border-top-left-radius: 4px;
    color: var(--text-primary);
}

.message-wrapper.ai .message-bubble {
    background: rgba(13, 17, 26, 0.4);
    border-color: var(--border-color);
    border-top-left-radius: 4px;
    backdrop-filter: blur(8px);
}

.message-meta {
    font-size: 0.72rem;
    color: var(--text-muted);
    margin-top: 6px;
    padding: 0 4px;
}

/* Markdown styling inside messages */
.message-bubble p {
    margin-bottom: 12px;
}

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

.message-bubble h1, .message-bubble h2, .message-bubble h3 {
    margin: 16px 0 8px 0;
    font-weight: 600;
}

.message-bubble h1 { font-size: 1.3rem; }
.message-bubble h2 { font-size: 1.15rem; }
.message-bubble h3 { font-size: 1rem; }

.message-bubble ul, .message-bubble ol {
    margin-left: 20px;
    margin-bottom: 12px;
}

.message-bubble li {
    margin-bottom: 4px;
}

.message-bubble strong {
    color: #fff;
    font-weight: 600;
}

/* Code Snippets */
.message-bubble code {
    background: rgba(255, 255, 255, 0.08);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.82rem;
    color: #f1f5f9;
}

.code-block-container {
    background: #090c12;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    margin: 14px 0;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.code-block-header {
    background: rgba(255, 255, 255, 0.03);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding: 8px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.72rem;
    font-family: var(--font-mono);
    color: var(--text-secondary);
}

.copy-code-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.72rem;
    transition: color var(--transition-fast);
}

.copy-code-btn:hover {
    color: var(--accent-cyan);
}

.code-block-container pre {
    padding: 16px;
    overflow-x: auto;
    margin: 0;
}

.code-block-container code {
    background: transparent;
    padding: 0;
    border-radius: 0;
    color: #e2e8f0;
    display: block;
    line-height: 1.5;
}

/* Typing loading indicator */
.typing-indicator {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 8px 12px;
}

.typing-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--accent-cyan);
    animation: typing 1.4s infinite ease-in-out;
}

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

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

/* Chat Input Footer Area */
.chat-input-area {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 10px 20px 24px 20px;
    background: linear-gradient(to top, var(--bg-primary) 70%, transparent);
    z-index: 4;
}

.input-container {
    max-width: 800px;
    margin: 0 auto;
    background: rgba(13, 17, 26, 0.8);
    border: 1px solid var(--border-color);
    border-radius: 18px;
    padding: 10px 14px 8px 14px;
    position: relative;
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-normal);
}

.input-container:focus-within {
    border-color: var(--accent-cyan);
    box-shadow: var(--glow-cyan), var(--shadow-lg);
}

.input-controls-top {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.input-status-pill {
    background: rgba(48, 209, 88, 0.08);
    border: 1px solid rgba(48, 209, 88, 0.15);
    border-radius: 12px;
    padding: 3px 10px;
    font-size: 0.68rem;
    color: var(--accent-green);
    display: flex;
    align-items: center;
    gap: 4px;
}

.input-status-pill.clickable {
    background: rgba(191, 90, 242, 0.08);
    border-color: rgba(191, 90, 242, 0.15);
    color: var(--accent-purple);
    cursor: pointer;
    user-select: none;
    transition: all var(--transition-fast);
}

.input-status-pill.clickable:hover {
    background: rgba(191, 90, 242, 0.15);
    border-color: var(--accent-purple);
    box-shadow: var(--glow-purple);
}

.input-wrapper {
    display: flex;
    align-items: flex-end;
    gap: 12px;
}

.chat-input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    resize: none;
    max-height: 200px;
    padding: 6px 0;
    line-height: 1.5;
}

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

.send-btn {
    width: 36px;
    height: 36px;
    border-radius: 12px;
    background: var(--accent-cyan);
    color: #07090e;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.send-btn:hover:not(:disabled) {
    box-shadow: var(--glow-cyan);
    transform: scale(1.05);
}

.send-btn:disabled {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
    cursor: not-allowed;
}

.input-footer {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-top: 8px;
    border-top: 1px solid rgba(255, 255, 255, 0.03);
    padding-top: 6px;
}

.input-footer span {
    white-space: nowrap;
}

/* Settings Drawer (Right Side) */
.settings-panel {
    width: var(--settings-width);
    background-color: var(--bg-secondary);
    border-left: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    height: 100%;
    z-index: 9;
    transform: translateX(100%);
    transition: transform var(--transition-normal);
    box-shadow: var(--shadow-lg);
}

.settings-panel.open {
    transform: translateX(0);
}

.settings-header {
    height: var(--header-height);
    border-bottom: 1px solid var(--border-color);
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.settings-header h3 {
    font-size: 1rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-primary);
}

.settings-content {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.setting-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.setting-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.setting-label {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
}

.setting-input, .setting-select, .setting-textarea {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 0.88rem;
    padding: 10px 12px;
    outline: none;
    transition: border-color var(--transition-fast);
}

.setting-input:focus, .setting-select:focus, .setting-textarea:focus {
    border-color: var(--accent-cyan);
}

.password-input-wrapper {
    position: relative;
    display: flex;
}

.password-input-wrapper .setting-input {
    width: 100%;
    padding-right: 40px;
}

.password-toggle-btn {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
}

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

.setting-textarea {
    resize: vertical;
}

.setting-help {
    font-size: 0.72rem;
    color: var(--text-muted);
    line-height: 1.4;
}

.setting-range {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 4px;
    border-radius: 2px;
    background: var(--border-color);
    outline: none;
}

.setting-range::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--accent-cyan);
    cursor: pointer;
    box-shadow: 0 0 8px rgba(0, 240, 255, 0.6);
    transition: all var(--transition-fast);
}

.setting-range::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

.slider-value {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--accent-cyan);
}

.slider-labels {
    display: flex;
    justify-content: space-between;
    font-size: 0.68rem;
    color: var(--text-muted);
}

/* Switch Toggle Styling */
.switch {
    position: relative;
    display: inline-block;
    width: 38px;
    height: 20px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    transition: .4s;
}

.slider:before {
    position: absolute;
    content: "";
    height: 12px;
    width: 12px;
    left: 3px;
    bottom: 3px;
    background-color: var(--text-muted);
    transition: .4s;
}

input:checked + .slider {
    background-color: rgba(0, 240, 255, 0.15);
    border-color: var(--accent-cyan);
}

input:checked + .slider:before {
    transform: translateX(18px);
    background-color: var(--accent-cyan);
}

.slider.round {
    border-radius: 34px;
}

.slider.round:before {
    border-radius: 50%;
}

/* Settings Action Buttons */
.settings-actions {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 10px;
}

.settings-btn {
    padding: 10px;
    border-radius: 8px;
    font-family: var(--font-sans);
    font-size: 0.85rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.settings-btn.primary {
    background: var(--accent-cyan);
    color: #07090e;
    border: 1px solid var(--accent-cyan);
}

.settings-btn.primary:hover {
    box-shadow: var(--glow-cyan);
}

.settings-btn.secondary {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.settings-btn.secondary:hover {
    border-color: rgba(255, 255, 255, 0.15);
    color: var(--text-primary);
}

/* Toast/Alert Dialog styling */
.toast-notification {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 380px;
    background: rgba(13, 17, 26, 0.95);
    border: 1px solid rgba(255, 214, 10, 0.2);
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.8), 0 0 20px rgba(255, 214, 10, 0.05);
    z-index: 100;
    display: none;
    flex-direction: column;
    gap: 12px;
    backdrop-filter: blur(15px);
    transform: translateY(20px);
    opacity: 0;
    transition: transform var(--transition-normal), opacity var(--transition-normal);
}

.toast-notification.show {
    display: flex;
    transform: translateY(0);
    opacity: 1;
}

.toast-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.toast-icon {
    display: flex;
    align-items: center;
    justify-content: center;
}

.warning-icon {
    color: var(--accent-warning);
}

.toast-title {
    font-size: 0.95rem;
    font-weight: 700;
    margin-right: auto;
    margin-left: 10px;
}

.toast-close {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 1.2rem;
    cursor: pointer;
}

.toast-body {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.toast-body p {
    margin-bottom: 8px;
}

.toast-body p:last-child {
    margin-bottom: 0;
}

.toast-link {
    color: var(--accent-cyan);
    text-decoration: none;
    font-weight: 500;
}

.toast-link:hover {
    text-decoration: underline;
}

.toast-suggestion {
    padding-top: 4px;
}

.toast-actions {
    display: flex;
    gap: 10px;
    margin-top: 4px;
}

.toast-btn {
    flex: 1;
    padding: 8px;
    border-radius: 6px;
    font-family: var(--font-sans);
    font-size: 0.78rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.toast-btn.primary {
    background: var(--accent-warning);
    color: #07090e;
    border: 1px solid var(--accent-warning);
}

.toast-btn.primary:hover {
    box-shadow: 0 0 10px rgba(255, 214, 10, 0.4);
}

.toast-btn.secondary {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.toast-btn.secondary:hover {
    border-color: rgba(255, 255, 255, 0.15);
    color: var(--text-primary);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes typing {
    0%, 100% {
        transform: translateY(0);
        opacity: 0.4;
    }
    50% {
        transform: translateY(-4px);
        opacity: 1;
    }
}

@keyframes bounce {
    from {
        transform: translateY(0);
    }
    to {
        transform: translateY(-5px);
    }
}

/* Responsive Styles */
@media (max-width: 992px) {
    .sidebar {
        position: absolute;
        left: 0;
        top: 0;
        bottom: 0;
        transform: translateX(-100%);
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .close-sidebar-btn {
        display: flex;
    }
    
    .menu-btn {
        display: flex;
    }
}

@media (max-width: 768px) {
    .welcome-title {
        font-size: 1.8rem;
    }
    
    .welcome-subtitle {
        font-size: 0.95rem;
    }
    
    .welcome-cards {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .settings-panel {
        width: 100%;
    }
    
    .toast-notification {
        width: calc(100% - 40px);
        left: 20px;
        bottom: 20px;
    }
    
    .header-btn span, .model-badge span {
        display: none;
    }
}