:root {
    --bg-main: #0b1320;
    --bg-secondary: #131f33;
    --bg-card: rgba(23, 37, 61, 0.75);
    --bg-card-border: rgba(255, 255, 255, 0.08);
    
    --primary: #00a896;
    --primary-hover: #028090;
    --primary-glow: rgba(0, 168, 150, 0.3);
    
    --accent-amber: #f77f00;
    --accent-gold: #fcbf49;
    --danger-red: #e63946;
    --danger-bg: rgba(230, 57, 70, 0.15);
    
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --text-inverse: #0f172a;
    
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-full: 9999px;
    
    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
    --font-heading: 'Outfit', system-ui, -apple-system, sans-serif;
    
    --shadow-md: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

body.theme-light {
    --bg-main: #f6f8fb;
    --bg-secondary: #ffffff;
    --bg-card: rgba(255, 255, 255, 0.88);
    --bg-card-border: rgba(15, 23, 42, 0.12);
    --primary: #00796b;
    --primary-hover: #00695c;
    --primary-glow: rgba(0, 121, 107, 0.18);
    --accent-amber: #d97706;
    --accent-gold: #b45309;
    --danger-red: #c81e1e;
    --danger-bg: rgba(200, 30, 30, 0.1);
    --text-main: #172033;
    --text-muted: #5b667a;
    --text-inverse: #ffffff;
    --shadow-md: 0 14px 35px -18px rgba(15, 23, 42, 0.28);
}

/* Accessibility font sizing */
html.font-large {
    font-size: 20px !important;
}

body.font-large .message-content,
html.font-large .message-content {
    font-size: 1.25rem !important;
    line-height: 1.8 !important;
}

body.font-large .message-content p,
body.font-large .message-content li,
body.font-large .message-content blockquote,
html.font-large .message-content p,
html.font-large .message-content li,
html.font-large .message-content blockquote {
    font-size: 1.25rem !important;
    line-height: 1.8 !important;
}

body.font-large textarea,
html.font-large textarea {
    font-size: 1.2rem !important;
}

body.font-large .welcome-card h2,
html.font-large .welcome-card h2 {
    font-size: 2.1rem !important;
}

body.font-large .welcome-card p,
html.font-large .welcome-card p {
    font-size: 1.2rem !important;
    line-height: 1.7 !important;
}

body.font-large .chip,
html.font-large .chip {
    font-size: 1.05rem !important;
    padding: 10px 20px !important;
}

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

body {
    font-family: var(--font-sans);
    background-color: var(--bg-main);
    color: var(--text-main);
    overflow: hidden;
    height: 100vh;
    width: 100vw;
}

body.theme-light .chat-panel {
    background: radial-gradient(circle at top right, rgba(0, 121, 107, 0.08), transparent 40%),
                radial-gradient(circle at bottom left, rgba(217, 119, 6, 0.08), transparent 42%),
                var(--bg-main);
}

body.theme-light .navbar,
body.theme-light .input-container {
    background: rgba(255, 255, 255, 0.86);
}

body.theme-light .brand-icon {
    box-shadow: 0 4px 15px rgba(0, 121, 107, 0.18);
}

body.theme-light .message-content pre {
    background: #eef4f8;
    border-color: rgba(15, 23, 42, 0.12);
}

body.theme-light .message-content pre code {
    color: #164e63;
}

body.theme-light .message-content code {
    background: rgba(15, 23, 42, 0.08);
    color: #a34700;
}

body.theme-light .deck-card-img {
    background: #ffffff;
}

body.theme-light .emergency-box-mini {
    color: #b42318;
}

.app-container {
    display: flex;
    height: 100vh;
    width: 100vw;
    position: relative;
}

/* Sidebar Styling */
.sidebar {
    width: 320px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--bg-card-border);
    display: flex;
    flex-direction: column;
    z-index: 100;
    transition: transform var(--transition-fast);
}

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

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

.brand-icon {
    width: 42px;
    height: 42px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--primary), var(--accent-amber));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: #fff;
    box-shadow: 0 4px 15px var(--primary-glow);
}

.brand-text h2 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1.2;
}

.brand-text span {
    font-size: 0.75rem;
    color: var(--primary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.sidebar-content {
    padding: 20px;
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--bg-card-border);
    border-radius: var(--radius-md);
    padding: 14px 16px;
    display: flex;
    align-items: center;
    gap: 14px;
    backdrop-filter: blur(10px);
}

.stat-icon {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-sm);
    background: rgba(0, 168, 150, 0.15);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
}

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

.stat-val {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-main);
}

.stat-lbl {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.sidebar-section {
    background: var(--bg-card);
    border: 1px solid var(--bg-card-border);
    border-radius: var(--radius-md);
    padding: 16px;
}

.sidebar-section h3 {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--accent-gold);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.conversations-list {
    display: flex;
    flex-direction: column;
    max-height: 250px;
    overflow-y: auto;
    padding-right: 4px;
}

.no-chats-msg {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-style: italic;
    padding: 8px 4px;
}

.conversation-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    margin-bottom: 6px;
    gap: 8px;
}

.conversation-item:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.1);
}

.conversation-item.active {
    background: rgba(0, 168, 150, 0.15);
    border-color: rgba(0, 168, 150, 0.35);
    color: var(--primary);
}

.conversation-info {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
    flex: 1;
}

.conversation-info i {
    font-size: 0.85rem;
    opacity: 0.7;
    flex-shrink: 0;
}

.conversation-title {
    font-size: 0.82rem;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.delete-conv-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 0.8rem;
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all var(--transition-fast);
}

.conversation-item:hover .delete-conv-btn {
    opacity: 0.6;
}

.conversation-item:hover .delete-conv-btn:hover {
    opacity: 1;
    color: var(--danger-red);
    background: rgba(230, 57, 70, 0.1);
}

.sidebar-desc {
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.4;
    margin-bottom: 12px;
}

.state-select-wrapper label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.custom-select {
    width: 100%;
    background: var(--bg-main);
    border: 1px solid var(--bg-card-border);
    color: var(--text-main);
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: 0.85rem;
    outline: none;
    cursor: pointer;
}

.custom-select:focus {
    border-color: var(--primary);
}

.emergency-box-mini {
    background: var(--danger-bg);
    border: 1px solid rgba(230, 57, 70, 0.4);
    border-radius: var(--radius-sm);
    padding: 10px 12px;
    display: flex;
    gap: 10px;
    font-size: 0.8rem;
    color: #ff8fa3;
    line-height: 1.3;
}

.emergency-box-mini i {
    color: var(--danger-red);
    font-size: 1rem;
    margin-top: 2px;
}

.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--bg-card-border);
}

.mnd-badge {
    background: rgba(0, 168, 150, 0.1);
    border: 1px solid rgba(0, 168, 150, 0.25);
    color: var(--primary);
    font-size: 0.8rem;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    text-align: center;
}

/* Chat Panel */
.chat-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    height: 100vh;
    position: relative;
    background: radial-gradient(circle at top right, rgba(0, 168, 150, 0.08), transparent 40%),
                radial-gradient(circle at bottom left, rgba(247, 127, 0, 0.05), transparent 40%);
}

.scroll-to-bottom-btn {
    position: absolute;
    bottom: 95px;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background: var(--bg-card);
    border: 1px solid var(--primary);
    color: var(--primary);
    padding: 8px 16px;
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(12px);
    display: flex;
    align-items: center;
    gap: 8px;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast), transform var(--transition-fast), background var(--transition-fast);
    z-index: 50;
}

.scroll-to-bottom-btn.visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateX(-50%) translateY(0);
}

.scroll-to-bottom-btn:hover {
    background: var(--primary);
    color: #ffffff;
    box-shadow: 0 6px 25px var(--primary-glow);
}

.navbar {
    height: 70px;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--bg-card-border);
    background: rgba(19, 31, 51, 0.8);
    backdrop-filter: blur(12px);
}

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

.nav-title h1 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 700;
}

.badge-pulse {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    background: rgba(247, 127, 0, 0.15);
    color: var(--accent-gold);
    padding: 3px 10px;
    border-radius: var(--radius-full);
    font-weight: 600;
    margin-top: 2px;
}

.badge-pulse i {
    font-size: 0.5rem;
    color: var(--accent-gold);
}

.badge-pulse.active {
    background: rgba(0, 168, 150, 0.15);
    color: var(--primary);
}

.badge-pulse.active i {
    color: var(--primary);
}

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

/* Buttons */
.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-hover));
    color: #fff;
    border: none;
    padding: 9px 16px;
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 15px var(--primary-glow);
}

.btn-secondary {
    background: var(--bg-card);
    border: 1px solid var(--bg-card-border);
    color: var(--text-main);
    padding: 9px 14px;
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-weight: 500;
    font-size: 0.85rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;

}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
}

.icon-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 6px;
    border-radius: var(--radius-sm);
}

.icon-btn:hover {
    color: var(--text-main);
}

.sidebar-toggle {
    display: none;
}

.close-sidebar-btn {
    display: none;
}

/* Chat Messages Area */
.chat-messages {
    flex: 1;
    padding: 24px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 20px;
    scroll-behavior: smooth;
    position: relative;
}

/* Welcome Card */
.welcome-card {
    background: var(--bg-card);
    border: 1px solid var(--bg-card-border);
    border-radius: var(--radius-lg);
    padding: 30px;
    text-align: center;
    max-width: 800px;
    margin: 20px auto;
    backdrop-filter: blur(12px);
    box-shadow: var(--shadow-md);
}

.welcome-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, rgba(0,168,150,0.2), rgba(247,127,0,0.2));
    color: var(--primary);
    font-size: 1.8rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.welcome-card h2 {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    margin-bottom: 10px;
}

.welcome-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 24px;
}

.prompt-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
}

.chip {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--bg-card-border);
    border-radius: var(--radius-full);
    padding: 8px 16px;
    font-size: 0.85rem;
    color: var(--text-main);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all var(--transition-fast);
}

.chip:hover {
    background: rgba(0, 168, 150, 0.15);
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
}

/* Chat Message Bubbles */
.message-row {
    display: flex;
    gap: 14px;
    max-width: 880px;
    width: 100%;
}

.message-row.user {
    align-self: flex-end;
    flex-direction: row-reverse;
}

.message-avatar {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    flex-shrink: 0;
}

.message-row.user .message-avatar {
    background: var(--accent-amber);
    color: #fff;
}

.message-row.assistant .message-avatar {
    background: var(--primary);
    color: #fff;
}

.message-content {
    background: var(--bg-card);
    border: 1px solid var(--bg-card-border);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    line-height: 1.6;
    font-size: 0.95rem;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    backdrop-filter: blur(10px);
}

.message-content img {
    max-width: 100%;
    max-height: 280px;
    height: auto;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    margin: 12px 0 6px 0;
    display: block;
    object-fit: contain;
    background: rgba(255, 255, 255, 0.02);
}

.image-placeholder {
    display: inline-flex;
    align-items: center;
    color: var(--text-muted);
    font-size: 0.86rem;
    font-style: italic;
}

.message-row.user .message-content {
    background: linear-gradient(135deg, rgba(0, 168, 150, 0.25), rgba(2, 128, 144, 0.35));
    border-color: rgba(0, 168, 150, 0.4);
}

.message-content p {
    margin-bottom: 12px;
}
.message-content p:last-child {
    margin-bottom: 0;
}

.message-wrapper {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 0;
    flex: 1;
}

.message-timestamp {
    font-size: 0.7rem;
    color: var(--text-muted);
    opacity: 0.6;
    padding-left: 4px;
}

.message-content ul, .message-content ol {
    margin: 10px 0 10px 20px;
}

.message-content li {
    margin-bottom: 6px;
}

.message-content blockquote {
    border-left: 3px solid var(--primary);
    padding-left: 12px;
    color: var(--text-muted);
    font-style: italic;
    margin: 10px 0;
}

.message-content a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: var(--radius-sm);
    background: rgba(0, 168, 150, 0.12);
    border: 1px solid rgba(0, 168, 150, 0.3);
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 5px;
    word-break: break-word;
}
.message-content a:hover {
    background: var(--primary);
    color: #ffffff !important;
    border-color: var(--primary);
    box-shadow: 0 4px 12px var(--primary-glow);
    transform: translateY(-1px);
}

/* Code Block Styling */
.message-content pre {
    background: #0d1b2a;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    padding: 16px;
    overflow-x: auto;
    margin: 12px 0;
    position: relative;
}

.message-content pre code {
    font-family: 'Fira Code', 'Cascadia Code', 'Consolas', monospace;
    font-size: 0.88rem;
    line-height: 1.6;
    color: #a8dadc;
    background: transparent;
    padding: 0;
    border: none;
}

.message-content code {
    font-family: 'Fira Code', 'Cascadia Code', 'Consolas', monospace;
    background: rgba(255, 255, 255, 0.08);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.88rem;
    color: #fca311;
}

.message-content h3, .message-content h4 {
    margin-top: 16px;
    margin-bottom: 8px;
    color: var(--accent-gold);
}

.code-copy-btn {
    position: absolute;
    top: 8px;
    right: 8px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: var(--text-muted);
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 0.72rem;
    cursor: pointer;
    opacity: 0;
    transition: opacity var(--transition-fast), background var(--transition-fast);
}

.message-content pre:hover .code-copy-btn {
    opacity: 1;
}

.code-copy-btn:hover {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

/* Typing Indicator Animation */
.typing-indicator {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.typing-indicator i {
    color: var(--primary);
}

/* Sidebar Overlay (Mobile) */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: 90;
}

/* Input Area */
.input-container {
    padding: 16px 24px 20px;
    background: rgba(19, 31, 51, 0.85);
    backdrop-filter: blur(12px);
    border-top: 1px solid var(--bg-card-border);
}

.chat-form {
    max-width: 880px;
    margin: 0 auto;
}

.textarea-wrapper {
    position: relative;
    background: var(--bg-main);
    border: 1px solid var(--bg-card-border);
    border-radius: var(--radius-md);
    padding: 10px 14px;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: border-color var(--transition-fast);
}

.textarea-wrapper:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px var(--primary-glow);
}

textarea {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-main);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    resize: none;
    outline: none;
    max-height: 150px;
    line-height: 1.4;
}

.send-btn {
    background: var(--primary);
    color: #fff;
    border: none;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.send-btn:disabled {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-muted);
    cursor: not-allowed;
}

.send-btn:not(:disabled):hover {
    background: var(--primary-hover);
    transform: scale(1.05);
}

.input-footer {
    max-width: 880px;
    margin: 8px auto 0;
    text-align: center;
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(6px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast);
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal {
    background: var(--bg-secondary);
    border: 1px solid var(--bg-card-border);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 480px;
    padding: 24px;
    box-shadow: var(--shadow-md);
}

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

.modal-header h3 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 6px;
}

.custom-input {
    width: 100%;
    background: var(--bg-main);
    border: 1px solid var(--bg-card-border);
    color: var(--text-main);
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: 0.9rem;
    outline: none;
}

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

.field-hint {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 4px;
    display: block;
}

.info-box {
    background: rgba(0, 168, 150, 0.1);
    border: 1px solid rgba(0, 168, 150, 0.3);
    border-radius: var(--radius-sm);
    padding: 12px 14px;
    display: flex;
    gap: 12px;
    font-size: 0.85rem;
    color: var(--text-main);
    margin-top: 16px;
}

.info-box i {
    color: var(--accent-gold);
    font-size: 1.1rem;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 24px;
}

/* Responsive & Print Styles */
@media print {
    .sidebar, .navbar, .input-container, .scroll-to-bottom-btn, .prompt-chips, .welcome-card, .sidebar-toggle {
        display: none !important;
    }
    body, .app-container, .chat-panel, .chat-messages {
        height: auto !important;
        overflow: visible !important;
        background: #ffffff !important;
        color: #111111 !important;
    }
    .chat-messages {
        padding: 0 !important;
    }
    .message-content {
        background: #f8fafc !important;
        color: #111111 !important;
        border: 1px solid #cbd5e1 !important;
        box-shadow: none !important;
    }
    .message-content a {
        color: #028090 !important;
        border-color: #cbd5e1 !important;
    }
}

@media (max-width: 768px) {
    .sidebar {
        position: fixed;
        left: -320px;
        height: 100vh;
    }
    .sidebar.active {
        transform: translateX(320px);
    }
    .sidebar.active ~ .sidebar-overlay {
        display: block;
    }
    .sidebar-toggle {
        display: block;
    }
    .close-sidebar-btn {
        display: block;
    }
    .nav-right span {
        display: none;
    }
    .nav-right .btn-secondary,
    .nav-right .btn-primary {
        padding: 9px;
    }
}

/* Verified Resources & Equipment Deck */
.resources-deck {
    margin-top: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 16px;
    width: 100%;
}

.deck-title {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--accent-gold);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.deck-scroll {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    padding-bottom: 10px;
    scroll-snap-type: x mandatory;
}

.deck-scroll::-webkit-scrollbar {
    height: 6px;
}

.deck-scroll::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
}

.deck-card {
    flex: 0 0 200px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-sm);
    text-decoration: none;
    color: var(--text-main) !important;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: all var(--transition-fast);
    scroll-snap-align: start;
}

.deck-card:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--primary) !important;
    transform: translateY(-2px);
}

.deck-card-img {
    width: 100%;
    height: 110px;
    object-fit: contain;
    background: #ffffff; /* Make product images stand out clearly */
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding: 6px;
}

.deck-card-no-img {
    width: 100%;
    height: 110px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.02);
    color: var(--text-muted);
    font-size: 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.deck-card-body {
    padding: 10px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
}

.deck-card-tag {
    font-size: 0.65rem;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: 0.5px;
}

.deck-card-title {
    font-size: 0.8rem;
    font-weight: 600;
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.deck-card-desc {
    font-size: 0.72rem;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Sidebar Profile Button */
.btn-profile {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 12px 16px;
    background: rgba(0, 168, 150, 0.1);
    border: 1px solid rgba(0, 168, 150, 0.25);
    color: var(--primary);
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 0.88rem;
    cursor: pointer;
    margin-bottom: 12px;
    transition: background var(--transition-fast), border-color var(--transition-fast);
}

.btn-profile:hover {
    background: rgba(0, 168, 150, 0.2);
    border-color: var(--primary);
}

/* Profile Modal Overlay */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.65);
    backdrop-filter: blur(6px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-card {
    background: var(--bg-secondary);
    border: 1px solid var(--bg-card-border);
    border-radius: var(--radius-lg);
    padding: 28px 32px;
    max-width: 440px;
    width: 92%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    transform: translateY(20px);
    transition: transform 0.25s ease;
}

.modal-overlay.active .modal-card {
    transform: translateY(0);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 6px;
}

.modal-header h3 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-main);
}

.modal-desc {
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-bottom: 20px;
    line-height: 1.5;
}

/* Profile Form */
.profile-form .form-group {
    margin-bottom: 16px;
}

.profile-form label {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.profile-form label i {
    color: var(--primary);
    font-size: 0.9rem;
}

.profile-form input,
.profile-form select {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-card);
    border: 1px solid var(--bg-card-border);
    border-radius: var(--radius-sm);
    color: var(--text-main);
    font-family: var(--font-sans);
    font-size: 0.9rem;
    transition: border-color var(--transition-fast);
}

.profile-form input:focus,
.profile-form select:focus {
    outline: none;
    border-color: var(--primary);
}

.profile-form input::placeholder {
    color: var(--text-muted);
    opacity: 0.6;
}

.modal-actions {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    margin-top: 20px;
}