/* ============================================================================
   FINHUB CUSTOM DESIGN SYSTEM
   Modern, Premium, Stunning UI Styling
   ============================================================================ */

/* ============================================================================
   1. IMPORTS - Google Fonts
   ============================================================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Outfit:wght@400;500;600;700;800;900&display=swap');

/* ============================================================================
   2. CSS VARIABLES - Design Tokens
   ============================================================================ */
:root {
    /* === Color Palette - Vibrant HSL-based === */
    --color-primary: hsl(221, 83%, 53%);
    --color-primary-light: hsl(221, 83%, 63%);
    --color-primary-dark: hsl(221, 83%, 43%);
    --color-primary-rgb: 34, 97, 221;

    --color-secondary: hsl(271, 76%, 53%);
    --color-secondary-light: hsl(271, 76%, 63%);
    --color-secondary-dark: hsl(271, 76%, 43%);

    --color-success: hsl(142, 71%, 45%);
    --color-success-light: hsl(142, 71%, 55%);
    --color-success-dark: hsl(142, 71%, 35%);

    --color-danger: hsl(0, 84%, 60%);
    --color-danger-light: hsl(0, 84%, 70%);
    --color-danger-dark: hsl(0, 84%, 50%);

    --color-warning: hsl(38, 92%, 50%);
    --color-warning-light: hsl(38, 92%, 60%);
    --color-warning-dark: hsl(38, 92%, 40%);

    --color-info: hsl(199, 89%, 48%);
    --color-info-light: hsl(199, 89%, 58%);
    --color-info-dark: hsl(199, 89%, 38%);

    /* === Gradients === */
    --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    --gradient-success: linear-gradient(135deg, var(--color-success) 0%, hsl(142, 71%, 55%) 100%);
    --gradient-danger: linear-gradient(135deg, var(--color-danger) 0%, hsl(0, 84%, 70%) 100%);
    --gradient-hero: linear-gradient(135deg, hsl(221, 83%, 53%) 0%, hsl(271, 76%, 53%) 50%, hsl(199, 89%, 48%) 100%);
    --gradient-dark: linear-gradient(135deg, hsl(220, 26%, 14%) 0%, hsl(220, 26%, 18%) 100%);
    --gradient-mesh:
        radial-gradient(at 27% 37%, hsla(215, 98%, 61%, 0.15) 0px, transparent 50%),
        radial-gradient(at 97% 21%, hsla(125, 98%, 72%, 0.1) 0px, transparent 50%),
        radial-gradient(at 52% 99%, hsla(354, 98%, 61%, 0.1) 0px, transparent 50%),
        radial-gradient(at 10% 29%, hsla(256, 96%, 67%, 0.15) 0px, transparent 50%),
        radial-gradient(at 97% 96%, hsla(38, 60%, 74%, 0.1) 0px, transparent 50%),
        radial-gradient(at 33% 50%, hsla(222, 67%, 73%, 0.1) 0px, transparent 50%),
        radial-gradient(at 79% 53%, hsla(343, 68%, 79%, 0.1) 0px, transparent 50%);

    /* === Neutral Colors === */
    --color-dark: hsl(220, 26%, 14%);
    --color-dark-light: hsl(220, 26%, 20%);
    --color-dark-lighter: hsl(220, 26%, 25%);
    --color-light: hsl(210, 20%, 98%);
    --color-gray-100: hsl(210, 20%, 98%);
    --color-gray-200: hsl(210, 16%, 93%);
    --color-gray-300: hsl(210, 14%, 89%);
    --color-gray-400: hsl(210, 14%, 83%);
    --color-gray-500: hsl(210, 11%, 71%);
    --color-gray-600: hsl(210, 9%, 31%);
    --color-gray-700: hsl(210, 10%, 23%);
    --color-gray-800: hsl(210, 11%, 15%);
    --color-gray-900: hsl(210, 12%, 8%);

    /* === Shadows === */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --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-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-glow: 0 0 20px rgba(var(--color-primary-rgb), 0.3);
    --shadow-glow-lg: 0 0 40px rgba(var(--color-primary-rgb), 0.4);

    /* === Typography === */
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

    /* === Transitions === */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 500ms cubic-bezier(0.68, -0.55, 0.265, 1.55);

    /* === Border Radius === */
    --radius-sm: 0.375rem;
    --radius: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;
}

/* ============================================================================
   3. BASE STYLES
   ============================================================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-gray-700);
    background-color: var(--color-gray-100);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-gray-800);
}

/* ============================================================================
   4. CUSTOM SCROLLBAR
   ============================================================================ */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--color-gray-200);
}

::-webkit-scrollbar-thumb {
    background: var(--color-gray-400);
    border-radius: var(--radius-full);
    transition: background var(--transition-base);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-gray-500);
}

/* ============================================================================
   5. ANIMATIONS & KEYFRAMES
   ============================================================================ */

/* Fade In */
@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* Slide Up */
@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Slide In from Left */
@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Slide In from Right */
@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Scale In */
@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Pulse */
@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.7;
    }
}

/* Gradient Shift */
@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0% 50%;
    }
}

/* Float */
@keyframes float {

    0%,
    100% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-10px);
    }
}

/* Shimmer */
@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }

    100% {
        background-position: 1000px 0;
    }
}

/* ============================================================================
   6. UTILITY CLASSES - Animations
   ============================================================================ */
.animate-fade-in {
    animation: fadeIn var(--transition-slow) ease-out both;
    animation-fill-mode: both;
}

.animate-slide-up {
    animation: slideUp var(--transition-slow) ease-out both;
    animation-fill-mode: both;
}

.animate-slide-in-left {
    animation: slideInLeft var(--transition-slow) ease-out both;
    animation-fill-mode: both;
}

.animate-slide-in-right {
    animation: slideInRight var(--transition-slow) ease-out both;
    animation-fill-mode: both;
}

.animate-scale-in {
    animation: scaleIn var(--transition-slow) ease-out both;
    animation-fill-mode: both;
}

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

/* Staggered Animation Delays */
.delay-100 {
    animation-delay: 100ms;
}

.delay-200 {
    animation-delay: 200ms;
}

.delay-300 {
    animation-delay: 300ms;
}

.delay-400 {
    animation-delay: 400ms;
}

.delay-500 {
    animation-delay: 500ms;
}

.delay-600 {
    animation-delay: 600ms;
}

.delay-700 {
    animation-delay: 700ms;
}

.delay-800 {
    animation-delay: 800ms;
}

/* ============================================================================
   7. ENHANCED SIDEBAR
   ============================================================================ */
.sidebar {
    background: var(--gradient-dark) !important;
    box-shadow: var(--shadow-xl);
    border-right: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.sidebar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    animation: gradientShift 3s ease infinite;
    background-size: 200% 200%;
}

.sidebar .fs-4 {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.75rem !important;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

.sidebar .nav-link {
    border-radius: var(--radius-md);
    margin-bottom: 0.5rem;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    font-weight: 500;
    padding: 0.75rem 1rem;
}

.sidebar .nav-link::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 0;
    background: var(--gradient-primary);
    border-radius: 0 var(--radius) var(--radius) 0;
    transition: height var(--transition-base);
}

.sidebar .nav-link:hover {
    background: rgba(255, 255, 255, 0.1) !important;
    transform: translateX(5px);
    padding-left: 1.25rem;
}

.sidebar .nav-link:hover::before {
    height: 70%;
}

.sidebar .nav-link.active {
    background: rgba(var(--color-primary-rgb), 0.15) !important;
    box-shadow: 0 0 20px rgba(var(--color-primary-rgb), 0.2);
    border: 1px solid rgba(var(--color-primary-rgb), 0.3);
}

.sidebar .nav-link.active::before {
    height: 100%;
}

.sidebar .nav-link i {
    transition: transform var(--transition-base);
    font-size: 1.1rem;
}

.sidebar .nav-link:hover i {
    transform: scale(1.1);
}

.sidebar hr {
    border-color: rgba(255, 255, 255, 0.1);
    margin: 1.5rem 0;
}

.sidebar .dropdown-toggle {
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    font-weight: 500;
}

.sidebar .dropdown-toggle:hover {
    background: rgba(255, 255, 255, 0.1) !important;
}

/* ============================================================================
   8. ENHANCED CARDS
   ============================================================================ */
.card {
    border: none !important;
    border-radius: var(--radius-lg) !important;
    box-shadow: var(--shadow-md) !important;
    transition: all var(--transition-base);
    background: white;
    overflow: hidden;
}

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

.card-header {
    background: linear-gradient(135deg, rgba(var(--color-primary-rgb), 0.05) 0%, rgba(var(--color-primary-rgb), 0.1) 100%) !important;
    border-bottom: 1px solid rgba(var(--color-primary-rgb), 0.1) !important;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0 !important;
    padding: 1.25rem 1.5rem !important;
}

.card-header h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--color-primary) !important;
    margin: 0;
}

.card-body {
    padding: 1.5rem !important;
}

/* Glassmorphism Card Variant */
.card-glass {
    background: rgba(255, 255, 255, 0.7) !important;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3) !important;
}

/* ============================================================================
   9. ENHANCED BUTTONS
   ============================================================================ */
.btn {
    border-radius: var(--radius-md);
    font-weight: 600;
    padding: 0.625rem 1.25rem;
    transition: all var(--transition-base);
    border: none;
    position: relative;
    overflow: hidden;
    font-family: var(--font-body);
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width var(--transition-bounce), height var(--transition-bounce);
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: var(--gradient-primary) !important;
    box-shadow: 0 4px 15px rgba(var(--color-primary-rgb), 0.3);
}

.btn-primary:hover {
    box-shadow: 0 6px 20px rgba(var(--color-primary-rgb), 0.4);
    transform: translateY(-2px);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-success {
    background: var(--gradient-success) !important;
    box-shadow: 0 4px 15px hsla(142, 71%, 45%, 0.3);
}

.btn-success:hover {
    box-shadow: 0 6px 20px hsla(142, 71%, 45%, 0.4);
    transform: translateY(-2px);
}

.btn-danger {
    background: var(--gradient-danger) !important;
    box-shadow: 0 4px 15px hsla(0, 84%, 60%, 0.3);
}

.btn-danger:hover {
    box-shadow: 0 6px 20px hsla(0, 84%, 60%, 0.4);
    transform: translateY(-2px);
}

.btn-outline-primary,
.btn-outline-secondary {
    border-width: 2px;
    font-weight: 600;
}

.btn-outline-primary:hover,
.btn-outline-secondary:hover {
    transform: translateY(-2px);
}

/* Button Group Enhancements */
.btn-group .btn {
    transition: all var(--transition-base);
}

.btn-group .btn:hover {
    z-index: 2;
    transform: scale(1.05);
}

/* ============================================================================
   10. ENHANCED BADGES
   ============================================================================ */
.badge {
    padding: 0.5em 0.85em;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 0.85rem;
    transition: all var(--transition-base);
    border: 1px solid transparent;
}

.badge:hover {
    transform: scale(1.05);
}

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

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

.bg-primary {
    background: var(--color-primary) !important;
    border-color: var(--color-primary-dark) !important;
}

.bg-secondary {
    background: var(--color-gray-500) !important;
    border-color: var(--color-gray-600) !important;
}

/* ============================================================================
   11. ENHANCED TABLES
   ============================================================================ */
.table {
    border-radius: var(--radius-md);
    overflow: hidden;
}

.table thead th {
    background: linear-gradient(135deg, var(--color-gray-100) 0%, var(--color-gray-200) 100%);
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--color-gray-800);
    border-bottom: 2px solid var(--color-primary);
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.5px;
    padding: 1rem;
}

.table tbody tr {
    transition: all var(--transition-base);
    border-bottom: 1px solid var(--color-gray-200);
}

.table tbody tr:hover {
    background: rgba(var(--color-primary-rgb), 0.03);
    transform: scale(1.005);
    box-shadow: var(--shadow-sm);
}

.table tbody td {
    padding: 1rem;
    vertical-align: middle;
}

/* Table row entrance animation */
.table tbody tr {
    animation: fadeIn var(--transition-base) ease-out backwards;
}

.table tbody tr:nth-child(1) {
    animation-delay: 50ms;
}

.table tbody tr:nth-child(2) {
    animation-delay: 100ms;
}

.table tbody tr:nth-child(3) {
    animation-delay: 150ms;
}

.table tbody tr:nth-child(4) {
    animation-delay: 200ms;
}

.table tbody tr:nth-child(5) {
    animation-delay: 250ms;
}

.table tbody tr:nth-child(6) {
    animation-delay: 300ms;
}

.table tbody tr:nth-child(7) {
    animation-delay: 350ms;
}

.table tbody tr:nth-child(8) {
    animation-delay: 400ms;
}

.table tbody tr:nth-child(9) {
    animation-delay: 450ms;
}

.table tbody tr:nth-child(10) {
    animation-delay: 500ms;
}

/* ============================================================================
   12. ENHANCED FORMS
   ============================================================================ */
.form-control,
.form-select {
    border-radius: var(--radius-md);
    border: 2px solid var(--color-gray-300);
    padding: 0.75rem 1rem;
    transition: all var(--transition-base);
    font-family: var(--font-body);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 0.25rem rgba(var(--color-primary-rgb), 0.15);
    transform: translateY(-1px);
}

.form-floating>label {
    font-weight: 500;
    color: var(--color-gray-600);
}

.form-check-input {
    cursor: pointer;
    transition: all var(--transition-base);
}

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

.form-check-label {
    cursor: pointer;
    user-select: none;
}

/* ============================================================================
   13. ENHANCED DROPDOWNS
   ============================================================================ */
.dropdown-menu {
    border: none;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    padding: 0.5rem;
    animation: scaleIn var(--transition-base) ease-out;
}

.dropdown-item {
    border-radius: var(--radius-sm);
    padding: 0.65rem 1rem;
    transition: all var(--transition-base);
    font-weight: 500;
}

.dropdown-item:hover {
    background: rgba(var(--color-primary-rgb), 0.1);
    color: var(--color-primary);
    transform: translateX(5px);
}

.dropdown-menu-dark .dropdown-item:hover {
    background: rgba(255, 255, 255, 0.15);
}

/* ============================================================================
   14. PAGE SPECIFIC - Login Page
   ============================================================================ */
.login-container {
    min-height: 100vh;
    background: var(--color-gray-100);
    background-image: var(--gradient-mesh);
    position: relative;
    overflow: hidden;
}

.login-container::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0.1;
    border-radius: 50%;
    filter: blur(60px);
    animation: float 6s ease-in-out infinite;
}

.login-card {
    animation: scaleIn 0.6s ease-out;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

/* ============================================================================
   15. UTILITY CLASSES
   ============================================================================ */
.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-muted {
    color: var(--color-gray-500) !important;
}

.shadow-sm {
    box-shadow: var(--shadow-sm) !important;
}

.shadow {
    box-shadow: var(--shadow) !important;
}

.shadow-md {
    box-shadow: var(--shadow-md) !important;
}

.shadow-lg {
    box-shadow: var(--shadow-lg) !important;
}

.shadow-xl {
    box-shadow: var(--shadow-xl) !important;
}

.shadow-2xl {
    box-shadow: var(--shadow-2xl) !important;
}

/* ============================================================================
   16. RESPONSIVE UTILITIES
   ============================================================================ */
@media (max-width: 768px) {
    .sidebar {
        border-right: none;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .card {
        margin-bottom: 1rem;
    }

    h1 {
        font-size: 1.75rem !important;
    }
}

/* ============================================================================
   17. LOADING STATES
   ============================================================================ */
.skeleton {
    background: linear-gradient(90deg,
            var(--color-gray-200) 0%,
            var(--color-gray-300) 50%,
            var(--color-gray-200) 100%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius);
}

.spinner-border-custom {
    border-color: rgba(var(--color-primary-rgb), 0.2);
    border-right-color: var(--color-primary);
}

/* ============================================================================
   18. PRINT STYLES
   ============================================================================ */
@media print {

    .sidebar,
    .btn,
    .dropdown {
        display: none !important;
    }

    .main-content {
        margin-left: 0 !important;
    }
}