/* Professional Theme for HKEduNext */

/* CSS Custom Properties for consistent theming */
:root {
    /* Primary Colors */
    --primary-50: #eff6ff;
    --primary-100: #dbeafe;
    --primary-200: #bfdbfe;
    --primary-300: #93c5fd;
    --primary-400: #60a5fa;
    --primary-500: #3b82f6;
    --primary-600: #2563eb;
    --primary-700: #1d4ed8;
    --primary-800: #1e40af;
    --primary-900: #1e3a8a;

    /* Secondary Colors */
    --secondary-50: #f8fafc;
    --secondary-100: #f1f5f9;
    --secondary-200: #e2e8f0;
    --secondary-300: #cbd5e1;
    --secondary-400: #94a3b8;
    --secondary-500: #64748b;
    --secondary-600: #475569;
    --secondary-700: #334155;
    --secondary-800: #1e293b;
    --secondary-900: #0f172a;

    /* Success Colors */
    --success-50: #f0fdf4;
    --success-100: #dcfce7;
    --success-500: #22c55e;
    --success-600: #16a34a;
    --success-700: #15803d;

    /* Warning Colors */
    --warning-50: #fffbeb;
    --warning-100: #fef3c7;
    --warning-500: #f59e0b;
    --warning-600: #d97706;

    /* Error Colors */
    --error-50: #fef2f2;
    --error-100: #fee2e2;
    --error-500: #ef4444;
    --error-600: #dc2626;

    /* Neutral Colors */
    --neutral-50: #fafafa;
    --neutral-100: #f5f5f5;
    --neutral-200: #e5e5e5;
    --neutral-300: #d4d4d4;
    --neutral-400: #a3a3a3;
    --neutral-500: #737373;
    --neutral-600: #525252;
    --neutral-700: #404040;
    --neutral-800: #262626;
    --neutral-900: #171717;

    /* Typography */
    --font-family-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-family-mono: 'JetBrains Mono', 'Fira Code', Consolas, 'Liberation Mono', Menlo, Courier, monospace;

    /* Spacing Scale */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* Base Styles */
* {
    box-sizing: border-box;
}

body {
    font-family: var(--font-family-base);
    background-color: var(--neutral-50);
    color: var(--neutral-800);
    line-height: 1.6;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Enhanced Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--neutral-900);
    margin-bottom: var(--space-4);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: var(--space-4);
    color: var(--neutral-700);
}

/* Professional Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.875rem;
    line-height: 1;
    text-decoration: none;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.btn:focus {
    outline: 2px solid var(--primary-500);
    outline-offset: 2px;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Button Variants */
.btn-primary {
    background: linear-gradient(135deg, var(--primary-600) 0%, var(--primary-700) 100%);
    color: white;
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover:not(:disabled) {
    background: linear-gradient(135deg, var(--primary-700) 0%, var(--primary-800) 100%);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.btn-secondary {
    background: white;
    color: var(--neutral-700);
    border-color: var(--neutral-300);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--neutral-50);
    border-color: var(--neutral-400);
    box-shadow: var(--shadow-md);
}

.btn-success {
    background: linear-gradient(135deg, var(--success-500) 0%, var(--success-600) 100%);
    color: white;
    box-shadow: var(--shadow-sm);
}

.btn-success:hover:not(:disabled) {
    background: linear-gradient(135deg, var(--success-600) 0%, var(--success-700) 100%);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.btn-warning {
    background: linear-gradient(135deg, var(--warning-500) 0%, var(--warning-600) 100%);
    color: white;
    box-shadow: var(--shadow-sm);
}

.btn-warning:hover:not(:disabled) {
    background: linear-gradient(135deg, var(--warning-600) 0%, #b45309 100%);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

/* Button Sizes */
.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: 0.75rem;
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: 1rem;
}

.btn-xl {
    padding: var(--space-5) var(--space-10);
    font-size: 1.125rem;
}

/* Professional Card Styles */
.card {
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--neutral-200);
    overflow: hidden;
    transition: all var(--transition-normal);
}

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

.card-header {
    padding: var(--space-6);
    border-bottom: 1px solid var(--neutral-200);
    background: linear-gradient(135deg, var(--neutral-50) 0%, white 100%);
}

.card-body {
    padding: var(--space-6);
}

.card-footer {
    padding: var(--space-6);
    background: var(--neutral-50);
    border-top: 1px solid var(--neutral-200);
}

/* Enhanced Form Styles */
.form-group {
    margin-bottom: var(--space-6);
}

.form-label {
    display: block;
    font-weight: 600;
    color: var(--neutral-800);
    margin-bottom: var(--space-2);
    font-size: 0.875rem;
}

.form-input {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    border: 2px solid var(--neutral-300);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    transition: all var(--transition-fast);
    background: white;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px rgb(59 130 246 / 0.1);
}

.form-input:invalid {
    border-color: var(--error-500);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

/* Professional Alert Styles */
.alert {
    padding: var(--space-4) var(--space-6);
    border-radius: var(--radius-lg);
    border-left: 4px solid;
    margin-bottom: var(--space-6);
    font-weight: 500;
}

.alert-info {
    background: var(--primary-50);
    border-color: var(--primary-500);
    color: var(--primary-800);
}

.alert-success {
    background: var(--success-50);
    border-color: var(--success-500);
    color: var(--success-800);
}

.alert-warning {
    background: var(--warning-50);
    border-color: var(--warning-500);
    color: var(--warning-800);
}

.alert-error {
    background: var(--error-50);
    border-color: var(--error-500);
    color: var(--error-800);
}

/* Professional Navigation */
.nav-professional {
    background: white;
    border-bottom: 1px solid var(--neutral-200);
    box-shadow: var(--shadow-sm);
}

.nav-link {
    position: relative;
    color: var(--neutral-600);
    font-weight: 500;
    text-decoration: none;
    transition: all var(--transition-fast);
    padding: var(--space-4) var(--space-3);
    border-radius: var(--radius-md);
}

.nav-link:hover {
    color: var(--primary-600);
    background: var(--primary-50);
}

.nav-link.active {
    color: var(--primary-700);
    background: var(--primary-100);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--primary-600);
}

/* Professional Loading States */
.loading-overlay {
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 50;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--neutral-200);
    border-top: 3px solid var(--primary-600);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Professional Tables */
.table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.table th {
    background: var(--neutral-100);
    padding: var(--space-4);
    text-align: left;
    font-weight: 600;
    color: var(--neutral-800);
    border-bottom: 2px solid var(--neutral-200);
}

.table td {
    padding: var(--space-4);
    border-bottom: 1px solid var(--neutral-200);
}

.table tr:hover {
    background: var(--neutral-50);
}

/* Professional Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-xl);
    font-size: 0.75rem;
    font-weight: 600;
    line-height: 1;
}

.badge-primary {
    background: var(--primary-100);
    color: var(--primary-800);
}

.badge-success {
    background: var(--success-100);
    color: var(--success-800);
}

.badge-warning {
    background: var(--warning-100);
    color: var(--warning-800);
}

/* Professional Modal Styles */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
}

.modal-content {
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow: hidden;
    animation: modalIn 0.3s ease-out;
}

@keyframes modalIn {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

/* Professional Sidebar */
.sidebar {
    background: white;
    border-right: 1px solid var(--neutral-200);
    height: 100vh;
    position: sticky;
    top: 0;
    overflow-y: auto;
}

.sidebar-content {
    padding: var(--space-6);
}

.sidebar-link {
    display: flex;
    align-items: center;
    padding: var(--space-3) var(--space-4);
    color: var(--neutral-700);
    text-decoration: none;
    border-radius: var(--radius-md);
    margin-bottom: var(--space-2);
    transition: all var(--transition-fast);
}

.sidebar-link:hover {
    background: var(--primary-50);
    color: var(--primary-700);
}

.sidebar-link.active {
    background: var(--primary-100);
    color: var(--primary-800);
    font-weight: 600;
}

/* Professional Tabs */
.tabs {
    border-bottom: 2px solid var(--neutral-200);
    margin-bottom: var(--space-6);
}

.tab-button {
    padding: var(--space-4) var(--space-6);
    border: none;
    background: none;
    color: var(--neutral-600);
    font-weight: 500;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all var(--transition-fast);
}

.tab-button:hover {
    color: var(--primary-600);
}

.tab-button.active {
    color: var(--primary-700);
    border-bottom-color: var(--primary-600);
    font-weight: 600;
}

/* Professional Grid Layout */
.grid {
    display: grid;
    gap: var(--space-6);
}

.grid-cols-1 { grid-template-columns: repeat(1, 1fr); }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 768px) {
    .grid-cols-2,
    .grid-cols-3,
    .grid-cols-4 {
        grid-template-columns: 1fr;
    }
}

/* Professional Spacing Utilities */
.p-0 { padding: 0; }
.p-1 { padding: var(--space-1); }
.p-2 { padding: var(--space-2); }
.p-3 { padding: var(--space-3); }
.p-4 { padding: var(--space-4); }
.p-6 { padding: var(--space-6); }
.p-8 { padding: var(--space-8); }

.m-0 { margin: 0; }
.m-1 { margin: var(--space-1); }
.m-2 { margin: var(--space-2); }
.m-3 { margin: var(--space-3); }
.m-4 { margin: var(--space-4); }
.m-6 { margin: var(--space-6); }
.m-8 { margin: var(--space-8); }

.mb-0 { margin-bottom: 0; }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.mt-0 { margin-top: 0; }
.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }

/* Professional Text Utilities */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-medium { font-weight: 500; }
.font-normal { font-weight: 400; }

.text-sm { font-size: 0.875rem; }
.text-base { font-size: 1rem; }
.text-lg { font-size: 1.125rem; }
.text-xl { font-size: 1.25rem; }
.text-2xl { font-size: 1.5rem; }
.text-3xl { font-size: 1.875rem; }

/* Professional Color Utilities */
.text-primary { color: var(--primary-600); }
.text-secondary { color: var(--neutral-600); }
.text-success { color: var(--success-600); }
.text-warning { color: var(--warning-600); }
.text-error { color: var(--error-600); }

.bg-primary { background-color: var(--primary-600); }
.bg-secondary { background-color: var(--neutral-100); }
.bg-success { background-color: var(--success-600); }
.bg-warning { background-color: var(--warning-600); }
.bg-error { background-color: var(--error-600); }

/* Professional Responsive Design */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-4);
}

@media (min-width: 640px) {
    .container {
        padding: 0 var(--space-6);
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 var(--space-8);
    }
}

/* Hide/Show utilities */
.hidden { display: none !important; }
.visible { display: block !important; }

/* Professional Focus States */
.focus-ring:focus {
    outline: 2px solid var(--primary-500);
    outline-offset: 2px;
}

/* Professional Scrollbar */
.scrollbar-thin::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

.scrollbar-thin::-webkit-scrollbar-track {
    background: var(--neutral-100);
    border-radius: var(--radius-sm);
}

.scrollbar-thin::-webkit-scrollbar-thumb {
    background: var(--neutral-300);
    border-radius: var(--radius-sm);
}

.scrollbar-thin::-webkit-scrollbar-thumb:hover {
    background: var(--neutral-400);
}

/* Additional Modern Styles - Add these to the end of professional-theme.css */

/* Modern Glassmorphism Effects */
.backdrop-blur-sm {
    backdrop-filter: blur(4px);
}

.backdrop-blur-md {
    backdrop-filter: blur(8px);
}

.backdrop-blur-lg {
    backdrop-filter: blur(16px);
}

/* Modern Gradient Text */
.bg-clip-text {
    -webkit-background-clip: text;
    background-clip: text;
}

.text-transparent {
    color: transparent;
}

/* Enhanced Animation Classes */
.animate-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: .5;
    }
}

.animate-bounce {
    animation: bounce 1s infinite;
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(-25%);
        animation-timing-function: cubic-bezier(0.8, 0, 1, 1);
    }
    50% {
        transform: none;
        animation-timing-function: cubic-bezier(0, 0, 0.2, 1);
    }
}

/* Modern Card Hover Effects */
.hover\:-translate-y-1:hover {
    transform: translateY(-0.25rem);
}

.hover\:-translate-y-2:hover {
    transform: translateY(-0.5rem);
}

.hover\:scale-105:hover {
    transform: scale(1.05);
}

/* Modern Background Patterns */
.bg-pattern-dots {
    background-image: radial-gradient(circle, rgba(0, 0, 0, 0.1) 1px, transparent 1px);
    background-size: 20px 20px;
}

.bg-pattern-grid {
    background-image: 
        linear-gradient(rgba(0, 0, 0, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 0, 0, 0.05) 1px, transparent 1px);
    background-size: 20px 20px;
}

/* Modern Gradient Backgrounds */
.bg-gradient-to-r {
    background-image: linear-gradient(to right, var(--tw-gradient-stops));
}

.bg-gradient-to-br {
    background-image: linear-gradient(to bottom right, var(--tw-gradient-stops));
}

.from-blue-50 {
    --tw-gradient-from: #eff6ff;
    --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgba(239, 246, 255, 0));
}

.via-white {
    --tw-gradient-stops: var(--tw-gradient-from), #ffffff, var(--tw-gradient-to, rgba(255, 255, 255, 0));
}

.to-purple-50 {
    --tw-gradient-to: #faf5ff;
}

.from-blue-600 {
    --tw-gradient-from: #2563eb;
    --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgba(37, 99, 235, 0));
}

.via-purple-600 {
    --tw-gradient-stops: var(--tw-gradient-from), #9333ea, var(--tw-gradient-to, rgba(147, 51, 234, 0));
}

.to-blue-800 {
    --tw-gradient-to: #1e40af;
}

.to-purple-600 {
    --tw-gradient-to: #9333ea;
}

.from-blue-700 {
    --tw-gradient-from: #1d4ed8;
    --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgba(29, 78, 216, 0));
}

.to-purple-700 {
    --tw-gradient-to: #7c3aed;
}

/* Modern Mix Blend Modes */
.mix-blend-multiply {
    mix-blend-mode: multiply;
}

.filter {
    filter: var(--tw-blur) var(--tw-brightness) var(--tw-contrast) var(--tw-grayscale) var(--tw-hue-rotate) var(--tw-invert) var(--tw-saturate) var(--tw-sepia) var(--tw-drop-shadow);
}

.blur-xl {
    --tw-blur: blur(24px);
}

/* Modern Responsive Grid */
.grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-cols-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

/* Modern Spacing */
.space-y-4 > :not([hidden]) ~ :not([hidden]) {
    margin-top: 1rem;
}

.space-x-4 > :not([hidden]) ~ :not([hidden]) {
    margin-left: 1rem;
}

.gap-4 {
    gap: 1rem;
}

.gap-6 {
    gap: 1.5rem;
}

.gap-8 {
    gap: 2rem;
}

/* Modern Border Radius */
.rounded-2xl {
    border-radius: 1rem;
}

.rounded-3xl {
    border-radius: 1.5rem;
}

.rounded-full {
    border-radius: 9999px;
}

/* Modern Positioning */
.sticky {
    position: sticky;
}

.top-0 {
    top: 0;
}

.z-50 {
    z-index: 50;
}

.overflow-hidden {
    overflow: hidden;
}

/* Modern Flexbox */
.flex-col {
    flex-direction: column;
}

.flex-1 {
    flex: 1 1 0%;
}

.flex-shrink-0 {
    flex-shrink: 0;
}

.items-start {
    align-items: flex-start;
}

.items-center {
    align-items: center;
}

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

/* Modern Width/Height */
.w-full {
    width: 100%;
}

.h-16 {
    height: 4rem;
}

.h-20 {
    height: 5rem;
}

.min-h-screen {
    min-height: 100vh;
}

/* Modern Max Width */
.max-w-2xl {
    max-width: 42rem;
}

.max-w-4xl {
    max-width: 56rem;
}

.max-w-6xl {
    max-width: 72rem;
}

.max-w-7xl {
    max-width: 80rem;
}

/* Modern Margins and Padding */
.mx-auto {
    margin-left: auto;
    margin-right: auto;
}

.py-16 {
    padding-top: 4rem;
    padding-bottom: 4rem;
}

.py-20 {
    padding-top: 5rem;
    padding-bottom: 5rem;
}

.px-4 {
    padding-left: 1rem;
    padding-right: 1rem;
}

.px-8 {
    padding-left: 2rem;
    padding-right: 2rem;
}

/* Modern Typography Responsive */
@media (min-width: 768px) {
    .md\:text-6xl {
        font-size: 3.75rem;
        line-height: 1;
    }
    
    .md\:text-2xl {
        font-size: 1.5rem;
        line-height: 2rem;
    }
    
    .md\:grid-cols-3 {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
    
    .md\:grid-cols-4 {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
    
    .md\:flex {
        display: flex;
    }
    
    .md\:hidden {
        display: none;
    }
}

@media (min-width: 640px) {
    .sm\:flex-row {
        flex-direction: row;
    }
    
    .sm\:px-6 {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }
    
    .sm\:block {
        display: block;
    }
}

@media (min-width: 1024px) {
    .lg\:px-8 {
        padding-left: 2rem;
        padding-right: 2rem;
    }
    
    .lg\:grid-cols-2 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

/* Modern Interactive States */
.transition-all {
    transition-property: all;
    transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
    transition-duration: 150ms;
}

.duration-300 {
    transition-duration: 300ms;
}

.transform {
    transform: var(--tw-transform);
}

/* Modern Focus States */
.focus\:outline-none:focus {
    outline: 2px solid transparent;
    outline-offset: 2px;
}

.focus\:ring-2:focus {
    box-shadow: var(--tw-ring-inset) 0 0 0 calc(2px + var(--tw-ring-offset-width)) var(--tw-ring-color);
}

/* Modern Group Hover Effects */
.group:hover .group-hover\:shadow-xl {
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.group:hover .group-hover\:-translate-y-2 {
    transform: translateY(-0.5rem);
}

.group:hover .group-hover\:bg-blue-200 {
    background-color: #dbeafe;
}

.group:hover .group-hover\:bg-purple-200 {
    background-color: #e9d5ff;
}

.group:hover .group-hover\:bg-green-200 {
    background-color: #dcfce7;
}

/* Modern AlpineJS Integration */
[x-cloak] {
    display: none !important;
}

/* Modern Border Utilities */
.border-l-4 {
    border-left-width: 4px;
}

.border-t {
    border-top-width: 1px;
}

.border-gray-200 {
    border-color: #e5e7eb;
}

.border-blue-500 {
    border-color: #3b82f6;
}

.border-green-500 {
    border-color: #22c55e;
}

.border-amber-500 {
    border-color: #f59e0b;
}

/* Modern Text Colors */
.text-blue-600 {
    color: #2563eb;
}

.text-purple-600 {
    color: #9333ea;
}

.text-green-600 {
    color: #16a34a;
}

.text-amber-600 {
    color: #d97706;
}

.text-blue-800 {
    color: #1e40af;
}

.text-green-800 {
    color: #166534;
}

.text-amber-800 {
    color: #92400e;
}

.text-blue-700 {
    color: #1d4ed8;
}

.text-green-700 {
    color: #15803d;
}

.text-amber-700 {
    color: #b45309;
}

/* Modern Background Colors */
.bg-blue-50 {
    background-color: #eff6ff;
}

.bg-purple-50 {
    background-color: #faf5ff;
}

.bg-green-50 {
    background-color: #f0fdf4;
}

.bg-amber-50 {
    background-color: #fffbeb;
}

.bg-emerald-50 {
    background-color: #ecfdf5;
}

.bg-yellow-50 {
    background-color: #fefce8;
}

.bg-blue-100 {
    background-color: #dbeafe;
}

.bg-purple-100 {
    background-color: #e9d5ff;
}

.bg-green-100 {
    background-color: #dcfce7;
}

.bg-amber-100 {
    background-color: #fef3c7;
}

.bg-blue-500 {
    background-color: #3b82f6;
}

.bg-purple-500 {
    background-color: #8b5cf6;
}

.bg-green-500 {
    background-color: #22c55e;
}

.bg-orange-500 {
    background-color: #f97316;
}

.bg-gray-900 {
    background-color: #111827;
}

.bg-blue-900 {
    background-color: #1e3a8a;
}

/* Modern Opacity */
.opacity-30 {
    opacity: 0.3;
}

.opacity-90 {
    opacity: 0.9;
}

/* Modern White with Opacity */
.bg-white\/50 {
    background-color: rgba(255, 255, 255, 0.5);
}

.bg-white\/80 {
    background-color: rgba(255, 255, 255, 0.8);
}

.bg-white\/90 {
    background-color: rgba(255, 255, 255, 0.9);
}