:root {
    --bg-main: #0a0f18;
    --bg-secondary: #111827;
    --bg-glass: rgba(255, 255, 255, 0.02);
    --bg-glass-hover: rgba(255, 255, 255, 0.04);
    --border-glass: rgba(255, 255, 255, 0.06);
    --border-active: rgba(59, 130, 246, 0.5);
    --primary: #3b82f6;
    --primary-hover: #2563eb;
    --primary-glow: rgba(59, 130, 246, 0.15);
    --accent: #6366f1;
    --accent-2: #10b981;
    --success: #10b981;
    --success-bg: rgba(16, 185, 129, 0.08);
    --warning: #f59e0b;
    --warning-bg: rgba(245, 158, 11, 0.08);
    --danger: #ef4444;
    --danger-bg: rgba(239, 68, 68, 0.08);
    --text-primary: #f9fafb;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    --font-stack: 'Inter', -apple-system, system-ui, sans-serif;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
    --shadow-glow: 0 0 20px rgba(59, 130, 246, 0.1);
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html, body {
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    background: var(--bg-main);
    color: var(--text-primary);
    font-family: var(--font-stack);
    line-height: 1.6;
    min-height: 100vh;
}

/* ═══ SCROLLBAR ═══ */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.25); }

/* ═══ UTILITIES ═══ */
.flex-center { display: flex; justify-content: center; align-items: center; }
.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }
.hidden { display: none !important; }

.text-gradient {
    color: var(--text-primary);
    font-weight: 800;
}

.text-gradient-warm {
    color: var(--accent);
    font-weight: 700;
}

/* ═══ GLASSMORPHISM ═══ */
.glass-panel {
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
}

.glass-panel:hover {
    border-color: rgba(255, 255, 255, 0.12);
}

/* ═══ TYPOGRAPHY ═══ */
h1, h2, h3, h4 { font-weight: 600; line-height: 1.3; }
h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.15rem; }
h4 { font-size: 1rem; }

/* ═══ BUTTONS ═══ */
.btn {
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-weight: 500;
    font-size: 13px;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    outline: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn:active { transform: scale(0.97); }

.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: var(--shadow-sm);
}
.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-success {
    background: linear-gradient(135deg, #059669, var(--success));
    color: white;
}

.btn-danger {
    background: linear-gradient(135deg, #dc2626, var(--danger));
    color: white;
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border-glass);
    color: var(--text-secondary);
}
.btn-outline:hover {
    background: var(--bg-glass-hover);
    border-color: rgba(255,255,255,0.2);
    color: var(--text-primary);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    padding: 8px 12px;
}
.btn-ghost:hover {
    background: var(--bg-glass-hover);
    color: var(--text-primary);
}

.btn-block { width: 100%; display: flex; }

.btn-sm { padding: 6px 14px; font-size: 12px; }
.btn-lg { padding: 14px 28px; font-size: 15px; }

.btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
    border-radius: 50%;
    font-size: 18px;
}

/* ═══ INPUTS ═══ */
input[type="text"],
input[type="password"],
input[type="email"],
textarea,
select {
    width: 100%;
    padding: 12px 16px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 14px;
    transition: var(--transition);
    outline: none;
}

input:focus, textarea:focus, select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

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

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

.form-group label {
    display: block;
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 6px;
    font-weight: 500;
}

/* ═══ BACKGROUND EFFECTS ═══ */
/* No disruptive glows */
.bg-glow, .bg-glow-2 {
    display: none;
}

/* ═══════════════════════════════════════
   AUTH PAGE
   ═══════════════════════════════════════ */
.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    position: relative;
}

.auth-card {
    width: 100%;
    max-width: 420px;
    padding: 40px;
    animation: fadeIn 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    z-index: 1;
}

.auth-card .logo-section {
    text-align: center;
    margin-bottom: 32px;
}

.auth-card .logo-icon {
    font-size: 48px;
    margin-bottom: 12px;
    display: block;
}

.auth-card .logo-title {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 8px;
    letter-spacing: -0.5px;
    color: var(--text-primary);
}

.auth-card .logo-title span {
    color: var(--primary);
}

.auth-card .logo-subtitle {
    color: var(--text-muted);
    font-size: 14px;
    font-weight: 500;
}

.logo-accent {
    width: 40px;
    height: 4px;
    background: var(--primary);
    margin: 0 auto 16px;
    border-radius: 2px;
}

.auth-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 28px;
    background: rgba(0,0,0,0.3);
    border-radius: var(--radius-sm);
    padding: 4px;
}

.auth-tab {
    flex: 1;
    padding: 10px;
    text-align: center;
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-muted);
    transition: var(--transition);
    border: none;
    background: none;
    font-family: inherit;
}

.auth-tab.active {
    background: var(--primary);
    color: white;
}

.auth-tab:hover:not(.active) {
    color: var(--text-primary);
}

.role-selector {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
}

.role-option {
    flex: 1;
    padding: 10px 8px;
    text-align: center;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 12px;
    color: var(--text-muted);
    background: rgba(0,0,0,0.2);
    border: 1px solid var(--border-glass);
    transition: var(--transition);
}

.role-option:hover { border-color: rgba(255,255,255,0.2); }

.role-option.active {
    border-color: var(--primary);
    color: var(--primary);
    background: rgba(99, 102, 241, 0.1);
}

.role-option .role-emoji {
    display: block;
    font-size: 20px;
    margin-bottom: 4px;
}

.auth-error {
    background: var(--danger-bg);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #fca5a5;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    margin-bottom: 16px;
    display: none;
}

.auth-success {
    background: var(--success-bg);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #6ee7b7;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    margin-bottom: 16px;
    display: none;
}

/* ═══════════════════════════════════════
   DASHBOARD LAYOUT
   ═══════════════════════════════════════ */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar Navigation */
.sidebar-nav {
    width: 260px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-glass);
    display: flex;
    flex-direction: column;
    padding: 0;
    z-index: 100;
    flex-shrink: 0;
    transition: var(--transition);
    position: sticky;
    top: 0;
    height: 100vh;
}

.sidebar-brand {
    padding: 20px 20px;
    border-bottom: 1px solid var(--border-glass);
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand-logo-accent {
    width: 8px;
    height: 24px;
    background: var(--primary);
    border-radius: 2px;
}

.brand-text {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.3px;
}

.brand-version {
    font-size: 11px;
    color: var(--text-muted);
}

.sidebar-menu {
    flex: 1;
    padding: 24px 12px;
    overflow-y: auto;
}

.menu-section {
    margin-bottom: 20px;
}

.menu-section-title {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-muted);
    padding: 0 12px;
    margin-bottom: 8px;
    font-weight: 600;
}

.menu-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
    transition: var(--transition);
    border: 1px solid transparent;
    margin-bottom: 2px;
}

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

.menu-item.active {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
    border-color: rgba(99, 102, 241, 0.2);
}

.menu-item .menu-icon {
    font-size: 18px;
    width: 24px;
    text-align: center;
}

.menu-item .menu-badge {
    margin-left: auto;
    background: var(--primary);
    color: white;
    font-size: 10px;
    padding: 2px 7px;
    border-radius: 10px;
    font-weight: 600;
}

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

.user-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px;
    border-radius: var(--radius-sm);
    background: var(--bg-glass);
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
    color: white;
}

.user-info { flex: 1; min-width: 0; }
.user-info .user-name {
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.user-info .user-role {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: capitalize;
}

.user-points {
    background: var(--warning-bg);
    color: var(--warning);
    font-size: 11px;
    padding: 3px 8px;
    border-radius: 10px;
    font-weight: 600;
}

/* Main Content */
.main-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    position: relative;
    min-width: 0;
}

.top-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 24px;
    border-bottom: 1px solid var(--border-glass);
    background: rgba(7, 11, 20, 0.8);
    backdrop-filter: blur(10px);
    z-index: 90;
    position: sticky;
    top: 0;
}

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

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 22px;
    cursor: pointer;
    padding: 4px;
}

.page-title {
    font-size: 16px;
    font-weight: 600;
}

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

.content-area {
    flex: 1;
    padding: 24px 24px 60px 24px;
}

/* ═══════════════════════════════════════
   PAGE VIEWS
   ═══════════════════════════════════════ */
.page-view {
    display: none;
    animation: fadeIn 0.3s ease;
}

.page-view.active {
    display: block;
}

/* ═══ CHAT VIEW ═══ */
.chat-container {
    display: flex;
    flex-direction: column;
    height: calc(100vh - 70px);
    max-width: 900px;
    margin: 0 auto;
    padding: 0;
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 20px 0;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.msg {
    max-width: 85%;
    padding: 14px 18px;
    border-radius: var(--radius-md);
    line-height: 1.6;
    animation: slideUp 0.3s ease;
    font-size: 14px;
    position: relative;
}

.msg code {
    background: rgba(0,0,0,0.3);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 13px;
}

.msg pre {
    background: rgba(0,0,0,0.4);
    padding: 12px;
    border-radius: 8px;
    overflow-x: auto;
    margin: 8px 0;
    font-size: 13px;
}

.user-msg {
    background: linear-gradient(135deg, var(--primary), #7c3aed);
    align-self: flex-end;
    border-bottom-right-radius: 4px;
    color: white;
}

.ai-msg {
    background: var(--bg-glass);
    align-self: flex-start;
    border-bottom-left-radius: 4px;
    border: 1px solid var(--border-glass);
}

.msg-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
}

.ai-msg .msg-header { color: var(--accent-2); }
.user-msg .msg-header { color: rgba(255,255,255,0.8); }

.msg-actions {
    display: flex;
    gap: 4px;
    margin-top: 10px;
    opacity: 0;
    transition: opacity 0.2s;
}

.msg:hover .msg-actions { opacity: 1; }

.msg-action-btn {
    background: rgba(255,255,255,0.08);
    border: none;
    color: var(--text-muted);
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
}

.msg-action-btn:hover {
    background: rgba(255,255,255,0.15);
    color: var(--text-primary);
}

.msg-action-btn.liked { color: var(--success); }
.msg-action-btn.disliked { color: var(--danger); }

.msg-source {
    font-size: 11px;
    color: var(--accent-2);
    margin-top: 6px;
    opacity: 0.8;
}

/* Typing indicator */
.typing-indicator {
    display: none;
    align-self: flex-start;
    padding: 14px 18px;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    border-bottom-left-radius: 4px;
}

.typing-dots {
    display: flex;
    gap: 6px;
}

.typing-dots span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-muted);
    animation: typingBounce 1.4s ease-in-out infinite;
}

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

@keyframes typingBounce {
    0%, 60%, 100% { transform: translateY(0); }
    30% { transform: translateY(-8px); }
}

/* Chat Input */
.chat-input-area {
    padding: 16px 0;
    border-top: 1px solid var(--border-glass);
}

.chat-input-wrapper {
    display: flex;
    gap: 10px;
    align-items: flex-end;
    background: rgba(0,0,0,0.3);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    padding: 8px 12px;
    transition: var(--transition);
}

.chat-input-wrapper:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

.chat-input-wrapper input {
    flex: 1;
    background: none;
    border: none;
    padding: 8px 4px;
    color: var(--text-primary);
    font-size: 14px;
    outline: none;
}

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

.chat-input-actions {
    display: flex;
    gap: 4px;
}

.input-action-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.btn-voice {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
}
.btn-voice:hover { background: rgba(16, 185, 129, 0.3); }
.btn-voice.recording {
    background: var(--danger);
    color: white;
    animation: pulse 1.5s infinite;
}

.btn-send-msg {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
}
.btn-send-msg:hover { transform: scale(1.05); }

/* ═══ UPLOAD VIEW ═══ */
.upload-section {
    max-width: 700px;
    margin: 0 auto;
}

.upload-dropzone {
    border: 2px dashed var(--border-glass);
    border-radius: var(--radius-lg);
    padding: 60px 40px;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
    position: relative;
}

.upload-dropzone:hover, .upload-dropzone.dragover {
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.05);
}

.upload-dropzone .drop-icon {
    font-size: 56px;
    margin-bottom: 16px;
    display: block;
}

.upload-dropzone .drop-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
}

.upload-dropzone .drop-subtitle {
    color: var(--text-muted);
    font-size: 13px;
    margin-bottom: 20px;
}

.file-type-badges {
    display: flex;
    gap: 8px;
    justify-content: center;
    flex-wrap: wrap;
}

.file-badge {
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.upload-dropzone input[type="file"] {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
}

.upload-progress {
    margin-top: 24px;
    display: none;
}

.progress-bar {
    height: 4px;
    background: rgba(255,255,255,0.1);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 12px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    border-radius: 4px;
    transition: width 0.3s ease;
    width: 0%;
}

.upload-result {
    margin-top: 24px;
    display: none;
}

.doc-list {
    margin-top: 30px;
}

.doc-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 18px;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    margin-bottom: 10px;
    transition: var(--transition);
}

.doc-item:hover {
    border-color: rgba(255,255,255,0.15);
}

.doc-icon {
    font-size: 28px;
}

.doc-details { flex: 1; }
.doc-details .doc-name {
    font-size: 14px;
    font-weight: 500;
}
.doc-details .doc-meta {
    font-size: 12px;
    color: var(--text-muted);
}

/* ═══ TICKETS VIEW ═══ */
.tickets-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 12px;
}

.ticket-card {
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    padding: 18px 20px;
    margin-bottom: 12px;
    transition: var(--transition);
}

.ticket-card:hover {
    border-color: rgba(255,255,255,0.15);
    transform: translateY(-1px);
}

.ticket-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 10px;
    gap: 10px;
}

.ticket-id {
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 600;
}

.ticket-issue {
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 12px;
}

.ticket-footer {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
}

.badge-open { background: var(--warning-bg); color: var(--warning); }
.badge-resolved { background: var(--success-bg); color: var(--success); }
.badge-progress { background: rgba(59, 130, 246, 0.1); color: #60a5fa; }
.badge-high { background: var(--danger-bg); color: var(--danger); }
.badge-medium { background: var(--warning-bg); color: var(--warning); }
.badge-low { background: var(--success-bg); color: var(--success); }
.badge-critical { background: rgba(220, 38, 38, 0.2); color: #fca5a5; }

/* ═══ ANALYTICS VIEW ═══ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    padding: 20px;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.stat-icon {
    font-size: 28px;
    margin-bottom: 12px;
}

.stat-value {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.chart-container {
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 24px;
}

.chart-title {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 16px;
}

.analytics-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

/* ═══ LEADERBOARD VIEW ═══ */
.leaderboard-list {
    max-width: 600px;
    margin: 0 auto;
}

.leaderboard-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 14px 20px;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    margin-bottom: 8px;
    transition: var(--transition);
}

.leaderboard-item:hover {
    transform: translateX(4px);
    border-color: rgba(255,255,255,0.15);
}

.leaderboard-item:nth-child(1) { border-color: rgba(245, 158, 11, 0.4); }
.leaderboard-item:nth-child(2) { border-color: rgba(148, 163, 184, 0.4); }
.leaderboard-item:nth-child(3) { border-color: rgba(217, 119, 6, 0.4); }

.rank-badge {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
    background: rgba(255,255,255,0.05);
    color: var(--text-muted);
}

.leaderboard-item:nth-child(1) .rank-badge { background: rgba(245, 158, 11, 0.2); color: var(--warning); }
.leaderboard-item:nth-child(2) .rank-badge { background: rgba(148, 163, 184, 0.2); color: var(--text-secondary); }
.leaderboard-item:nth-child(3) .rank-badge { background: rgba(217, 119, 6, 0.2); color: #d97706; }

.lb-user { flex: 1; }
.lb-user .lb-name { font-weight: 600; font-size: 14px; }
.lb-user .lb-role { font-size: 12px; color: var(--text-muted); text-transform: capitalize; }

.lb-points {
    font-weight: 700;
    font-size: 16px;
    color: var(--warning);
}

/* ═══ SETTINGS VIEW ═══ */
.settings-section {
    max-width: 600px;
    margin: 0 auto;
}

.settings-group {
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 20px;
}

.settings-group h3 {
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* ═══ MODAL ═══ */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(4px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 20px;
}

.modal-overlay.active { display: flex; }

.modal {
    background: var(--bg-secondary);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: 28px;
    width: 100%;
    max-width: 480px;
    animation: fadeIn 0.2s ease;
}

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

.modal-header h3 { margin: 0; }

.modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 20px;
    cursor: pointer;
}

.modal-footer {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    margin-top: 20px;
}

/* ═══ TOAST NOTIFICATIONS ═══ */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    background: var(--bg-secondary);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    padding: 14px 20px;
    min-width: 300px;
    max-width: 420px;
    box-shadow: var(--shadow-lg);
    animation: slideInRight 0.3s ease;
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.toast-icon { font-size: 20px; }
.toast-body { flex: 1; }
.toast-title { font-size: 13px; font-weight: 600; margin-bottom: 2px; }
.toast-message { font-size: 12px; color: var(--text-secondary); }

.toast-success { border-left: 3px solid var(--success); }
.toast-error { border-left: 3px solid var(--danger); }
.toast-info { border-left: 3px solid var(--primary); }
.toast-warning { border-left: 3px solid var(--warning); }

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(100px); }
    to { opacity: 1; transform: translateX(0); }
}

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

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

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.4); }
    50% { box-shadow: 0 0 0 10px rgba(239, 68, 68, 0); }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

.skeleton {
    background: linear-gradient(90deg, var(--bg-glass) 25%, rgba(255,255,255,0.06) 50%, var(--bg-glass) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-sm);
}

/* ═══ MOBILE RESPONSIVE ═══ */
@media (max-width: 768px) {
    .sidebar-nav {
        position: fixed;
        left: -280px;
        top: 0;
        bottom: 0;
        z-index: 1000;
        box-shadow: var(--shadow-lg);
    }

    .sidebar-nav.open {
        left: 0;
    }

    .mobile-menu-btn {
        display: block;
    }

    .mobile-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.5);
        z-index: 999;
    }

    .mobile-overlay.active {
        display: block;
    }

    .content-area {
        padding: 16px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .analytics-grid {
        grid-template-columns: 1fr;
    }

    .msg {
        max-width: 92%;
    }

    .auth-card {
        padding: 28px 24px;
    }

    .top-bar {
        padding: 12px 16px;
    }

    .upload-dropzone {
        padding: 40px 20px;
    }

    .chat-container {
        height: calc(100vh - 60px);
    }

    .chat-input-wrapper {
        padding: 6px 10px;
    }

    .tickets-header {
        flex-direction: column;
        align-items: stretch;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }

    .role-selector {
        flex-direction: column;
    }

    h1 { font-size: 1.5rem; }
    h2 { font-size: 1.25rem; }
}

/* ═══ STREAMING ═══ */
.streaming-text {
    position: relative;
}

.streaming-text::after {
    content: '▌';
    animation: blink 0.8s infinite;
    color: var(--primary);
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

/* ═══ EMPTY STATE ═══ */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

.empty-state .empty-icon {
    font-size: 56px;
    margin-bottom: 16px;
    display: block;
    opacity: 0.5;
}

.empty-state .empty-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.empty-state .empty-desc {
    font-size: 14px;
    max-width: 400px;
    margin: 0 auto;
}

/* New Ticket Modal Form */
.form-row {
    display: flex;
    gap: 12px;
}

.form-row .form-group {
    flex: 1;
}

/* Admin user list */
.admin-user-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 16px;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    margin-bottom: 8px;
}

.admin-user-item .user-avatar { width: 32px; height: 32px; font-size: 12px; }

/* ═══════════════════════════════════════ */
/* LIGHT THEME OVERRIDES                   */
/* ═══════════════════════════════════════ */
body.light-theme {
    --bg-main: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-glass: rgba(0, 0, 0, 0.03);
    --bg-glass-hover: rgba(0, 0, 0, 0.05);
    --border-glass: rgba(0, 0, 0, 0.08);
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
}

body.light-theme .sidebar-nav,
body.light-theme .top-bar {
    background: #ffffff;
    border-color: #e2e8f0;
}

body.light-theme .glass-panel,
body.light-theme .ticket-card,
body.light-theme .stat-card,
body.light-theme .msg.ai-msg {
    background: #ffffff;
    border-color: #e2e8f0;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

body.light-theme input, 
body.light-theme textarea,
body.light-theme select {
    background: #f1f5f9;
    color: #0f172a;
    border-color: #e2e8f0;
}

body.light-theme .chat-input-wrapper {
    background: #ffffff;
}

.chat-suggestions {
    display: flex;
    gap: 8px;
    margin-bottom: 10px;
    flex-wrap: wrap;
}

.chat-suggestions .suggestion-btn {
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: 12px;
    padding: 6px 12px;
    font-size: 13px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

.chat-suggestions .suggestion-btn:hover {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

/* ═══ TICKET DEVELOPER RESPONSE ═══ */
.dev-response-bubble {
    background: rgba(99, 102, 241, 0.1);
    border-left: 4px solid var(--primary);
    padding: 14px;
    border-radius: 8px;
    margin-top: 15px;
    animation: fadeIn 0.4s ease;
}

.dev-header {
    font-size: 12px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.dev-content {
    font-size: 14px;
    color: var(--text-primary);
    line-height: 1.5;
    margin-bottom: 10px;
}

.dev-footer {
    font-size: 11px;
    color: var(--text-muted);
    text-align: right;
}

/* ═══ RATING & FEEDBACK ═══ */
.rating-stars {
    display: flex;
    gap: 10px;
    font-size: 32px;
    margin: 15px 0;
}

.rating-stars span {
    cursor: pointer;
    transition: transform 0.2s;
}

.rating-stars span:hover {
    transform: scale(1.2);
}

.customer-feedback-display {
    margin-top: 15px;
    padding: 12px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 8px;
    border: 1px dashed var(--border-glass);
}

.customer-feedback-display .stars {
    font-size: 14px;
    display: block;
    margin-bottom: 4px;
}

.customer-feedback-display .feedback-text {
    font-size: 13px;
    font-style: italic;
    color: var(--text-secondary);
}

/* ═══ ABOUT US ENHANCEMENTS ═══ */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 24px;
}

@media (max-width: 768px) {
    .about-grid { grid-template-columns: 1fr; }
}

.about-card {
    padding: 24px;
    transition: var(--transition);
}

.about-card h3 {
    margin-bottom: 12px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.features-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

@media (max-width: 600px) {
    .features-list { grid-template-columns: 1fr; }
}

.feature-item {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.feature-icon {
    font-size: 20px;
    min-width: 30px;
}