/* Discussio - Global Styles */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
    /* Indigo Primary Brand Color System */
    --primary-color: #4F46E5;
    --primary-hover: #4338CA;
    --primary-light: #6366F1;
    --primary-ultra-light: #EEF2FF;
    
    /* Secondary accent - Sky Blue */
    --accent-color: #38BDF8;
    --accent-light: #E0F2FE;
    
    /* Semantic Colors */
    --success-color: #22C55E;
    --success-light: #DCFCE7;
    --danger-color: #EF4444;
    --danger-light: #FEE2E2;
    --warning-color: #F59E0B;
    --warning-light: #FEF3C7;
    --info-color: #38BDF8;
    --info-light: #E0F2FE;
    
    /* Secondary/Neutral */
    --secondary-color: #64748B;
    --secondary-light: #F1F5F9;
    
    /* Backgrounds */
    --light-bg: #F8FAFC;
    --cream-bg: #F1F5F9;
    --card-bg: #FFFFFF;
    --dark-bg: #0F172A;
    
    /* Borders */
    --border-color: #E5E7EB;
    --border-light: rgba(255, 255, 255, 0.1);
    
    /* Typography */
    --text-heading: #0F172A;
    --text-dark: #0F172A;
    --text-body: #475569;
    --text-muted: #94A3B8;
    --text-light: #94A3B8;
    
    /* Shadows - minimal for professional look */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
    --shadow-glow: 0 0 20px rgba(79, 70, 229, 0.1);
    
    /* Gradients - subtle, professional */
    --gradient-primary: linear-gradient(135deg, #4F46E5 0%, #6366F1 100%);
    --gradient-secondary: linear-gradient(135deg, #64748b 0%, #94a3b8 100%);
    --gradient-success: linear-gradient(135deg, #22C55E 0%, #4ADE80 100%);
    --gradient-danger: linear-gradient(135deg, #EF4444 0%, #F87171 100%);
    --gradient-warning: linear-gradient(135deg, #F59E0B 0%, #FBBF24 100%);
    --gradient-info: linear-gradient(135deg, #38BDF8 0%, #7DD3FC 100%);
    --gradient-dark: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 20px;
    
    /* Transitions - faster for snappier feel */
    --transition-fast: 0.1s ease;
    --transition-normal: 0.15s ease;
    --transition-slow: 0.25s ease;
}

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

html {
    scroll-behavior: auto; /* Disable smooth scroll for snappier navigation */
}

html, body {
    height: 100%;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

body {
    background-color: var(--light-bg);
    color: var(--text-body);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --light-bg: #0f172a;
        --cream-bg: #1e293b;
        --card-bg: #1e293b;
        --text-heading: #F1F5F9;
        --text-dark: #F1F5F9;
        --text-body: #CBD5E1;
        --text-muted: #94A3B8;
        --border-color: rgba(255, 255, 255, 0.1);
    }

    body {
        background-color: var(--light-bg);
        color: var(--text-body);
    }

    .card {
        background-color: var(--card-bg);
        border-color: var(--border-color);
        color: var(--text-body);
    }

    .navbar {
        background: rgba(15, 23, 42, 0.95) !important;
        backdrop-filter: blur(12px);
        border-bottom: 1px solid var(--border-color);
    }

    .navbar-brand, .nav-link {
        color: var(--text-dark) !important;
    }

    .form-control, .form-select {
        background-color: var(--cream-bg);
        border-color: var(--border-color);
        color: var(--text-dark);
    }

    .form-control:focus, .form-select:focus {
        background-color: var(--cream-bg);
        border-color: var(--primary-color);
        color: var(--text-dark);
    }

    .modal-content {
        background-color: var(--card-bg);
    }

    .list-group-item {
        background-color: var(--card-bg);
        border-color: var(--border-color);
        color: var(--text-dark);
    }

    footer {
        background: rgba(15, 23, 42, 0.95) !important;
        backdrop-filter: blur(12px);
        border-color: var(--border-color) !important;
    }
}

/* Navbar */
.navbar {
    box-shadow: var(--shadow-sm);
    background: rgba(255, 255, 255, 0.98) !important;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 2001;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.35rem;
    color: var(--primary-color) !important;
    letter-spacing: -0.5px;
}

.navbar-brand:hover {
    opacity: 0.9;
}

.navbar .nav-link {
    color: var(--text-body) !important;
    transition: all var(--transition-fast);
    border-radius: var(--radius-sm);
    margin: 2px 3px;
    padding: 0.5rem 0.875rem !important;
    font-weight: 500;
    font-size: 0.875rem;
    position: relative;
}

.navbar .nav-link:hover {
    background-color: var(--primary-ultra-light);
    color: var(--primary-color) !important;
}

.navbar .nav-link.active {
    background: var(--primary-color);
    color: white !important;
    box-shadow: 0 2px 8px rgba(79, 70, 229, 0.25);
}

.navbar .nav-link i {
    margin-right: 6px;
    font-size: 0.85rem;
}

/* Off-canvas Mobile Menu */
@media (max-width: 991.98px) {
    .navbar-collapse {
        position: fixed;
        top: 0;
        left: -300px;
        width: 300px;
        height: 100vh;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        padding: 80px 20px 20px;
        transition: left 0.2s ease;
        z-index: 2000;
        overflow-y: auto;
        box-shadow: 4px 0 20px rgba(0, 0, 0, 0.1);
    }

    @media (prefers-color-scheme: dark) {
        .navbar-collapse {
            background: rgba(15, 23, 42, 0.98);
        }
    }

    .navbar-collapse.show,
    .navbar-collapse.collapsing {
        left: 0;
    }

    .navbar-collapse .navbar-nav {
        flex-direction: column;
        width: 100%;
        gap: 2px;
    }

    .navbar-collapse .nav-item {
        width: 100%;
    }

    .navbar-collapse .nav-link {
        padding: 12px 16px !important;
        border-radius: var(--radius-sm);
        font-size: 0.95rem;
        display: flex;
        align-items: center;
        pointer-events: auto;
        cursor: pointer;
        position: relative;
        z-index: 1;
    }

    .navbar-collapse .nav-link:hover {
        background: var(--primary-ultra-light);
    }

    .navbar-collapse .nav-link.active {
        background: var(--primary-color);
        color: white !important;
    }

    /* Overlay backdrop */
    .navbar-backdrop {
        position: fixed;
        top: 0;
        left: 0;
        width: 100vw;
        height: 100vh;
        background: rgba(0, 0, 0, 0.5);
        backdrop-filter: blur(2px);
        z-index: 1990;
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
        transition: opacity 0.2s ease;
    }

    .navbar-backdrop.show {
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
    }

    /* Close button for mobile menu */
    .mobile-menu-close {
        position: absolute;
        top: 20px;
        right: 20px;
        background: var(--cream-bg);
        border: none;
        color: var(--text-body);
        width: 40px;
        height: 40px;
        border-radius: 50%;
        font-size: 1.1rem;
        cursor: pointer;
        transition: all var(--transition-fast);
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .mobile-menu-close:hover {
        background: var(--danger-light);
        color: var(--danger-color);
    }
}

/* Cards */
.card {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition-fast);
    margin-bottom: 1rem;
    background-color: var(--card-bg);
    overflow: hidden;
}

.card:hover {
    box-shadow: var(--shadow-md);
}

.card-header {
    background: var(--primary-color) !important;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0 !important;
    color: white !important;
    border-bottom: none;
    padding: 1rem 1.25rem;
}

.card-header h5, .card-header h6 {
    color: white !important;
    margin: 0;
    font-weight: 600;
}

.card-body {
    padding: 1.25rem;
}

/* Buttons */
.btn {
    border-radius: var(--radius-sm);
    font-weight: 600;
    transition: all var(--transition-fast);
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    letter-spacing: 0.01em;
    border: none;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--primary-color);
    border: none;
    box-shadow: 0 2px 8px rgba(79, 70, 229, 0.25);
    color: #fff;
}

.btn-primary:hover {
    background: var(--primary-hover);
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.35);
    color: #fff;
}

.btn-primary:active {
    background: var(--primary-hover);
}

.btn-success {
    background: var(--success-color);
    border: none;
    color: #fff;
    box-shadow: 0 2px 8px rgba(34, 197, 94, 0.25);
}

.btn-success:hover {
    background: #16A34A;
    box-shadow: 0 4px 12px rgba(34, 197, 94, 0.35);
    color: #fff;
}

.btn-info {
    background: var(--info-color);
    border: none;
    color: #fff;
    box-shadow: 0 2px 8px rgba(56, 189, 248, 0.25);
}

.btn-info:hover {
    background: #0EA5E9;
    box-shadow: 0 4px 12px rgba(56, 189, 248, 0.35);
    color: #fff;
}

.btn-warning {
    background: var(--warning-color);
    border: none;
    color: #1e293b;
    box-shadow: 0 2px 8px rgba(245, 158, 11, 0.25);
}

.btn-warning:hover {
    background: #D97706;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.35);
    color: #1e293b;
}

.btn-danger {
    background: var(--danger-color);
    border: none;
    color: #fff;
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.25);
}

.btn-danger:hover {
    background: #DC2626;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.35);
    color: #fff;
}

.btn-secondary {
    background: var(--secondary-color);
    border: none;
    color: #fff;
}

.btn-secondary:hover {
    background: #475569;
    color: #fff;
}

.btn-light {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    color: var(--text-body);
}

.btn-light:hover {
    background: var(--cream-bg);
    color: var(--text-body);
}

.btn-outline-primary {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

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

/* Forms */
.form-control, .form-select {
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    padding: 0.625rem 0.875rem;
    font-size: 0.9rem;
    background-color: var(--card-bg);
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
    background-color: var(--card-bg);
}

.form-control::placeholder {
    color: var(--text-muted);
}

.form-label {
    font-weight: 600;
    color: var(--text-heading);
    margin-bottom: 0.375rem;
    font-size: 0.875rem;
}

.form-text {
    color: var(--text-muted);
    font-size: 0.8rem;
}

/* Input group styling */
.input-group .form-control {
    border-right: none;
}

.input-group .btn {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
}

/* Messages */
.message {
    padding: 12px 16px;
    border-radius: var(--radius-md);
    margin-bottom: 10px;
    word-wrap: break-word;
    max-width: 70%;
    animation: messageSlide 0.15s ease;
}

@keyframes messageSlide {
    from {
        opacity: 0;
        transform: translateY(5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.message-own {
    background: var(--primary-color);
    color: white;
    margin-left: auto;
    border-bottom-right-radius: 4px;
    box-shadow: 0 2px 8px rgba(79, 70, 229, 0.2);
}

.message-other {
    background: var(--card-bg);
    color: var(--text-body);
    margin-right: auto;
    border-bottom-left-radius: 4px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

@media (prefers-color-scheme: dark) {
    .message-other {
        background: var(--cream-bg);
        color: var(--text-body);
        border-color: var(--border-color);
    }
}

.message-time {
    font-size: 0.7rem;
    opacity: 0.7;
    margin-top: 4px;
    display: block;
}

/* Chat Container */
#chatMessages {
    padding: 20px;
    background: var(--card-bg);
    border-radius: var(--radius-md);
    min-height: 400px;
    border: 1px solid var(--border-color);
}

@media (prefers-color-scheme: dark) {
    #chatMessages {
        background: var(--card-bg);
    }
}

/* Whiteboard Canvas */
#whiteboardCanvas {
    border: 2px solid var(--primary-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    background-color: white;
    touch-action: none;
}

@media (prefers-color-scheme: dark) {
    #whiteboardCanvas {
        border-color: var(--primary-light);
        background-color: #1e1e1e;
    }
}

/* List Groups */
.list-group-item {
    border-color: var(--border-color);
    transition: background-color var(--transition-fast);
    cursor: pointer;
    border-radius: var(--radius-sm) !important;
    margin-bottom: 4px;
    padding: 0.875rem 1rem;
    background: var(--card-bg);
}

.list-group-item:hover {
    background-color: var(--primary-ultra-light);
    border-color: var(--primary-light);
}

.list-group-item.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
    box-shadow: 0 2px 8px rgba(79, 70, 229, 0.25);
}

@media (prefers-color-scheme: dark) {
    .list-group-item {
        background-color: var(--card-bg);
        border-color: var(--border-color);
        color: var(--text-body);
    }

    .list-group-item:hover {
        background-color: rgba(79, 70, 229, 0.1);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .message {
        max-width: 85%;
    }

    #whiteboardCanvas {
        width: 100% !important;
        height: auto !important;
    }

    .container-fluid {
        padding: 12px;
    }

    .col-md-3, .col-md-6 {
        margin-bottom: 1rem;
    }

    .card-body {
        padding: 1.25rem;
    }

    .btn {
        padding: 0.5rem 1rem;
    }
}

/* Loading Spinner */
.spinner-border {
    color: var(--primary-color);
}

/* Badges and Alerts */
.badge {
    padding: 0.375rem 0.75rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.badge.bg-primary {
    background: var(--primary-color) !important;
    color: white !important;
}

.badge.bg-success {
    background: var(--success-color) !important;
    color: white !important;
}

.badge.bg-warning {
    background: var(--warning-color) !important;
    color: var(--text-heading) !important;
}

.badge.bg-info {
    background: var(--info-color) !important;
    color: white !important;
}

.badge.bg-danger {
    background: var(--danger-color) !important;
    color: white !important;
}

.alert {
    border-radius: var(--radius-md);
    border: none;
    box-shadow: var(--shadow-sm);
    padding: 0.875rem 1rem;
}

.alert-primary {
    background: var(--primary-ultra-light);
    color: var(--primary-hover);
    border-left: 3px solid var(--primary-color);
}

.alert-success {
    background: var(--success-light);
    color: #166534;
    border-left: 3px solid var(--success-color);
}

.alert-warning {
    background: var(--warning-light);
    color: #92400E;
    border-left: 3px solid var(--warning-color);
}

.alert-danger {
    background: var(--danger-light);
    color: #991B1B;
    border-left: 3px solid var(--danger-color);
}

.alert-info {
    background: var(--info-light);
    color: #0369A1;
    border-left: 3px solid var(--info-color);
}

/* Activity Feed */
#activityFeed {
    border-radius: var(--radius-md);
    overflow: hidden;
}

.activity-item {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9rem;
    transition: background-color var(--transition-fast);
}

.activity-item:hover {
    background-color: var(--cream-bg);
}

.activity-item:last-child {
    border-bottom: none;
}

/* Animations - faster and more subtle */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

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

.fade-in {
    animation: fadeIn 0.15s ease-out;
}

.fade-in-up {
    animation: fadeInUp 0.2s ease-out;
}

/* Skeleton loading */
.skeleton {
    background: linear-gradient(90deg, var(--background-color) 25%, var(--card-bg) 50%, var(--background-color) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.2s infinite;
    border-radius: var(--radius-sm);
}

/* Utility Classes */
.min-vh-100 {
    min-height: 100vh;
}

.gap-2 {
    gap: 0.5rem;
}

.gap-3 {
    gap: 1rem;
}

.text-truncate-2 {
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

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

/* Glass effect utility */
.glass {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
}

@media (prefers-color-scheme: dark) {
    .glass {
        background: rgba(30, 41, 59, 0.8);
        border: 1px solid rgba(255, 255, 255, 0.1);
    }
}

/* PWA Specific */
.pwa-install-banner {
    position: fixed;
    bottom: 80px;
    right: 20px;
    background: var(--card-bg);
    padding: 20px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    z-index: 1000;
    animation: slideIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--border-color);
}

@keyframes slideIn {
    from {
        transform: translateY(30px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

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

/* Notification Styles */
.notification {
    position: fixed;
    top: 80px;
    right: 20px;
    padding: 16px 20px;
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    max-width: 400px;
    z-index: 2000;
    animation: slideInRight 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.notification.success {
    border-left: 4px solid var(--success-color);
}

.notification.error {
    border-left: 4px solid var(--danger-color);
}

.notification.info {
    border-left: 4px solid var(--info-color);
}

.notification.warning {
    border-left: 4px solid var(--warning-color);
}

/* Stat Cards Override */
.bg-primary {
    background: var(--primary-color) !important;
    color: white !important;
}

.bg-success {
    background: var(--success-color) !important;
    color: white !important;
}

.bg-info {
    background: var(--info-color) !important;
    color: white !important;
}

.bg-warning {
    background: var(--warning-color) !important;
    color: var(--text-heading) !important;
}

.bg-danger {
    background: var(--danger-color) !important;
    color: white !important;
}

.bg-dark {
    background: var(--text-heading) !important;
    color: white !important;
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
    color: var(--text-heading);
    font-weight: 700;
    letter-spacing: -0.01em;
}

h1 {
    font-size: 2rem;
}

h2 {
    font-size: 1.5rem;
}

h3 {
    font-size: 1.25rem;
}

h1 i, h2 i, h3 i, h4 i, h5 i {
    color: var(--primary-color);
    margin-right: 0.5rem;
}

/* Links */
a {
    color: var(--primary-color);
    transition: all var(--transition-fast);
    text-decoration: none;
}

a:hover {
    color: var(--primary-hover);
}

/* Modal Styling */
.modal-content {
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.modal-header {
    background: var(--primary-color);
    color: white;
    border-radius: 0;
    border-bottom: none;
    padding: 1rem 1.25rem;
}

.modal-header .modal-title {
    color: white;
    font-weight: 600;
}

.modal-header .btn-close {
    filter: brightness(0) invert(1);
    opacity: 0.8;
}

.modal-header .btn-close:hover {
    opacity: 1;
}

.modal-body {
    padding: 1.25rem;
}

.modal-footer {
    padding: 0.875rem 1.25rem;
    border-top: 1px solid var(--border-color);
}

/* Tables */
.table {
    border-radius: var(--radius-md);
    overflow: hidden;
    border-collapse: separate;
    border-spacing: 0;
}

.table thead th {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.75rem 1rem;
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.table tbody td {
    padding: 0.75rem 1rem;
    vertical-align: middle;
    border-bottom: 1px solid var(--border-color);
}

.table tbody tr {
    transition: background-color var(--transition-fast);
}

.table tbody tr:hover {
    background-color: var(--primary-ultra-light);
}

.table-striped tbody tr:nth-of-type(odd) {
    background-color: var(--background-color);
}

.table-striped tbody tr:nth-of-type(odd):hover {
    background-color: var(--primary-ultra-light);
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--background-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

/* Selection */
::selection {
    background-color: var(--primary-color);
    color: #fff;
}

/* Focus States */
*:focus {
    outline: none;
}

*:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Text utilities */
.text-primary {
    color: var(--primary-color) !important;
}

.text-muted {
    color: var(--text-muted) !important;
}

.text-success {
    color: var(--success-color) !important;
}

.text-danger {
    color: var(--danger-color) !important;
}

.text-warning {
    color: var(--warning-color) !important;
}

/* Utility Classes */
.text-gradient {
    background: var(--primary-color);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Glass effect utility */
.glass {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
}

@media (prefers-color-scheme: dark) {
    .glass {
        background: rgba(30, 41, 59, 0.85);
        border: 1px solid rgba(255, 255, 255, 0.1);
    }
}
/* Nav Tabs */
.nav-tabs {
    border-bottom: 1px solid var(--border-color);
    gap: 2px;
}

.nav-tabs .nav-link {
    color: var(--text-muted);
    border: none;
    border-bottom: 2px solid transparent;
    padding: 0.75rem 1rem;
    font-weight: 600;
    transition: color var(--transition-fast), border-color var(--transition-fast);
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    margin-bottom: -1px;
}

.nav-tabs .nav-link:hover {
    color: var(--primary-color);
    border-color: transparent;
    background-color: var(--primary-ultra-light);
}

.nav-tabs .nav-link.active {
    color: var(--primary-color);
    background-color: var(--card-bg);
    border-color: transparent;
    border-bottom-color: var(--primary-color);
}

/* Progress Bars */
.progress {
    border-radius: 50px;
    background-color: var(--cream-bg);
    overflow: hidden;
    height: 6px;
}

.progress-bar {
    background: var(--primary-color);
    border-radius: 50px;
    transition: width 0.3s ease;
}

/* Avatars */
.rounded-circle {
    border: 2px solid var(--primary-ultra-light);
    transition: box-shadow var(--transition-fast);
}

.rounded-circle:hover {
    box-shadow: 0 2px 8px rgba(79, 70, 229, 0.15);
}

/* Form Check Inputs */
.form-check-input {
    width: 1.1em;
    height: 1.1em;
    border: 1px solid var(--border-color);
    transition: all var(--transition-fast);
}

.form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.form-check-input:focus {
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.form-check-label {
    margin-left: 0.25rem;
    font-weight: 500;
}

/* Dropdown Menus */
.dropdown-menu {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 0.375rem;
    animation: fadeIn 0.1s ease;
}

.dropdown-item {
    border-radius: var(--radius-sm);
    padding: 0.5rem 0.875rem;
    font-weight: 500;
    transition: background-color var(--transition-fast);
}

.dropdown-item:hover {
    background-color: var(--primary-ultra-light);
    color: var(--primary-color);
}

.dropdown-item.active {
    background: var(--primary-color);
    color: white;
}

.dropdown-divider {
    margin: 0.375rem 0;
    border-color: var(--border-color);
}

/* Dashboard Stats Cards */
.stat-card {
    background: var(--card-bg);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    transition: box-shadow var(--transition-fast);
    border: 1px solid var(--border-color);
}

.stat-card:hover {
    box-shadow: var(--shadow-md);
}

.stat-card .stat-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.125rem;
    margin-bottom: 0.875rem;
}

.stat-card .stat-icon.primary {
    background: var(--primary-ultra-light);
    color: var(--primary-color);
}

.stat-card .stat-icon.success {
    background: var(--success-light);
    color: var(--success-color);
}

.stat-card .stat-icon.warning {
    background: var(--warning-light);
    color: var(--warning-color);
}

.stat-card .stat-icon.info {
    background: var(--info-light);
    color: var(--info-color);
}

.stat-card .stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-heading);
    line-height: 1.2;
}

.stat-card .stat-label {
    color: var(--text-muted);
    font-size: 0.8rem;
    font-weight: 500;
}

/* Quick action buttons */
.quick-action-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1.25rem;
    border-radius: var(--radius-md);
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    transition: box-shadow var(--transition-fast), border-color var(--transition-fast);
    text-decoration: none;
    color: var(--text-heading);
}

.quick-action-btn:hover {
    background: var(--primary-ultra-light);
    border-color: var(--primary-light);
    box-shadow: var(--shadow-sm);
    color: var(--primary-color);
}

.quick-action-btn i {
    font-size: 1.375rem;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

/* Page headers */
.page-header {
    margin-bottom: 1.5rem;
}

.page-header h1 {
    margin-bottom: 0.375rem;
    color: var(--text-heading);
}

.page-header p {
    color: var(--text-muted);
    margin: 0;
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 2.5rem 1.25rem;
    color: var(--text-muted);
}

.empty-state i {
    font-size: 2.5rem;
    color: var(--text-light);
    margin-bottom: 0.875rem;
}

.empty-state h5 {
    color: var(--text-heading);
    margin-bottom: 0.5rem;
}

/* Leaderboard specific */
.leaderboard-item {
    display: flex;
    align-items: center;
    padding: 0.875rem;
    border-radius: var(--radius-md);
    transition: background-color var(--transition-fast);
}

.leaderboard-item:hover {
    background: var(--background-color);
}

.leaderboard-rank {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    margin-right: 0.875rem;
    font-size: 0.875rem;
}

.leaderboard-rank.gold {
    background: #f59e0b;
    color: white;
}

.leaderboard-rank.silver {
    background: #64748b;
    color: white;
}

.leaderboard-rank.bronze {
    background: #b45309;
    color: white;
}

/* Tab active indicator animation */
.nav-tabs .nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    height: 2px;
    background: var(--primary-color);
    border-radius: 2px 2px 0 0;
}

/* Hover card effect */
.hover-lift {
    transition: box-shadow var(--transition-fast);
}

.hover-lift:hover {
    box-shadow: var(--shadow-md);
}

/* File upload area */
.file-upload-area {
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    text-align: center;
    transition: border-color var(--transition-fast), background-color var(--transition-fast);
    cursor: pointer;
}

.file-upload-area:hover {
    border-color: var(--primary-color);
    background: var(--primary-ultra-light);
}

.file-upload-area.dragover {
    border-color: var(--primary-color);
    background: var(--primary-ultra-light);
}

/* Search input enhancement */
.search-input-wrapper {
    position: relative;
}

.search-input-wrapper i {
    position: absolute;
    left: 0.875rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.search-input-wrapper .form-control {
    padding-left: 2.5rem;
}

/* Tooltip customization */
.tooltip-inner {
    background: var(--text-heading);
    border-radius: var(--radius-sm);
    padding: 0.375rem 0.625rem;
    font-size: 0.8rem;
}

/* Competition/quiz card */
.competition-card {
    border-left: 3px solid var(--primary-color);
}

.competition-card.active {
    border-left-color: var(--success-color);
}

.competition-card.ended {
    border-left-color: var(--text-muted);
}

/* Time/date badges */
.time-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.2rem 0.5rem;
    background: var(--background-color);
    border-radius: 50px;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.time-badge i {
    font-size: 0.65rem;
}

/* User online indicator */
.online-indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--success-color);
    border: 2px solid var(--card-bg);
    position: absolute;
    bottom: 0;
    right: 0;
}

.offline-indicator {
    background: var(--text-muted);
}
/* In /home/vinny/Desktop/Projects/groupapp/static/css/style.css */

.notif-msg {
  color: var(--text-dark);
}

/* Responsive fixes: prevent vertical text and unwanted stacking on large phones */
/* These overrides ensure tabs and flex containers wrap correctly and text breaks gracefully. */
html {
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
}

/* Global sensible wrapping for card content and text */
.card-body, .card, .container, main, .page-header, .notification-item, .notification-list, .list-group-item {
    min-width: 0;
    word-break: break-word;
    overflow-wrap: anywhere;
}

/* Make nav-tabs wrap instead of forcing vertical stacking on some devices */
.nav-tabs {
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 6px;
}
.nav-tabs .nav-link {
    white-space: normal !important;
    text-align: center;
    padding: 6px 10px !important;
}

/* Ensure bootstrap flex utilities don't force single-row layouts on small/large-mobile viewports */
@media (max-width: 1024px) {
    .d-flex { flex-wrap: wrap !important; }
    .d-flex > * { min-width: 0; }
    .row [class*="col-"] { min-width: 0; }

    /* Override any inline writing-mode or forced nowrap that causes vertical text */
    [style*="writing-mode"], [style*="text-orientation"] {
        writing-mode: horizontal-tb !important;
        text-orientation: mixed !important;
    }

    [style*="white-space: nowrap"] {
        white-space: normal !important;
    }
}

/* A narrower breakpoint to tighten spacing on small phones */
@media (max-width: 420px) {
    .nav-tabs { gap: 4px; }
    .nav-tabs .nav-link { padding: 6px 8px !important; font-size: 0.9rem; }
    main { padding-left: 12px !important; padding-right: 12px !important; }
}

/* Force table cells to render horizontally and wrap gracefully on mobile/large-mobile devices */
table, th, td, .table, .table-responsive * {
    writing-mode: horizontal-tb !important;
    text-orientation: mixed !important;
    white-space: normal !important;
    word-break: break-word !important;
    overflow-wrap: anywhere !important;
}

/* Prevent extremely narrow table cells from collapsing into vertical stacks */
.table td, .table th {
    min-width: 40px;
}

/* Mobile footer nav fixes: keep labels on one line and prevent wrapping */
#mobileBottomNav {
    z-index: 9999;
}

#mobileBottomNav .footer-nav-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    padding: 6px 8px !important;
    min-width: 0;
    white-space: nowrap !important;
    overflow: hidden;
    text-overflow: ellipsis;
}

#mobileBottomNav .footer-nav-link i {
    font-size: 1.1rem;
    display: block;
    margin-bottom: 2px;
}

#mobileBottomNav .footer-nav-link small {
    display: block;
    white-space: nowrap !important;
    font-size: 0.68rem;
    line-height: 1;
}

@media (max-width: 420px) {
    /* tighten a bit more on narrow phones */
    #mobileBottomNav .footer-nav-link { padding: 6px 6px !important; }
    #mobileBottomNav .footer-nav-link i { font-size: 1rem; }
}