/* SmartExpense Custom Styles */

:root {
    --primary-color: #0d6efd;
    --success-color: #198754;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #0dcaf0;
    --light-color: #f8f9fa;
    --dark-color: #212529;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f8f9fa;
}

/* Navigation */
.navbar-brand {
    font-weight: bold;
    font-size: 1.5rem;
}

.navbar-nav .nav-link {
    font-weight: 500;
    transition: color 0.3s ease;
}

.navbar-nav .nav-link:hover {
    color: rgba(255, 255, 255, 0.8) !important;
}

/* Cards */
.card {
    border: none;
    border-radius: 10px;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    transition: box-shadow 0.3s ease;
}

.card:hover {
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
}

.card-header {
    background-color: #fff;
    border-bottom: 1px solid #dee2e6;
    border-radius: 10px 10px 0 0 !important;
    font-weight: 600;
}

/* Financial Summary Cards */
.card.bg-success,
.card.bg-danger,
.card.bg-warning,
.card.bg-info {
    border-radius: 15px;
    transition: transform 0.3s ease;
}

.card.bg-success:hover,
.card.bg-danger:hover,
.card.bg-warning:hover,
.card.bg-info:hover {
    transform: translateY(-5px);
}

/* Forms */
.form-control,
.form-select {
    border-radius: 8px;
    border: 1px solid #ced4da;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

.input-group-text {
    border-radius: 8px 0 0 8px;
    background-color: #e9ecef;
    border-color: #ced4da;
}

/* Buttons */
.btn {
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn:hover {
    transform: translateY(-2px);
}

.btn-group-sm .btn {
    border-radius: 6px;
}

/* Tables */
.table {
    border-radius: 10px;
    overflow: hidden;
}

.table thead th {
    border-bottom: 2px solid #dee2e6;
    font-weight: 600;
    background-color: #f8f9fa;
}

.table tbody tr {
    transition: background-color 0.3s ease;
}

.table tbody tr:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

/* Badges */
.badge {
    font-size: 0.75rem;
    font-weight: 500;
}

/* Alerts */
.alert {
    border: none;
    border-radius: 10px;
    font-weight: 500;
}

.alert-dismissible .btn-close {
    padding: 0.75rem 1rem;
}

/* Login Page */
.min-vh-100 {
    min-height: 100vh;
}

.bg-light {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

/* Dashboard Charts */
canvas {
    max-height: 400px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .table-responsive {
        font-size: 0.875rem;
    }
    
    .btn-group-sm .btn {
        padding: 0.25rem 0.5rem;
    }
}

@media (max-width: 576px) {
    .navbar-brand {
        font-size: 1.25rem;
    }
    
    .card-header h4,
    .card-header h5 {
        font-size: 1.1rem;
    }
    
    .btn {
        font-size: 0.875rem;
    }
}

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

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

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}

/* Animation Classes */
.fade-in {
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slide-in {
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        transform: translateX(-100%);
    }
    to {
        transform: translateX(0);
    }
}

/* Print Styles */
@media print {
    .navbar,
    .btn,
    .card-header .btn {
        display: none !important;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #dee2e6;
    }
    
    .container {
        max-width: none;
        padding: 0;
    }
}

/* Dark Mode Support (Future Enhancement) */
@media (prefers-color-scheme: dark) {
    /* Dark mode styles can be added here */
}

/* Accessibility Improvements */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Focus indicators */
.btn:focus,
.form-control:focus,
.form-select:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .card {
        border: 2px solid #000;
    }
    
    .btn {
        border: 2px solid currentColor;
    }
}

/* Apple-inspired theme overrides */
:root {
    --primary-color: #0A84FF;
    --primary-hover: #0077ED;
    --text-color: #1D1D1F;
    --muted-text: #6E6E73;
    --surface: #FFFFFF;
    --surface-alt: #F5F5F7;
    --border-color: #E5E5EA;
    --success-color: #34C759;
    --danger-color: #FF3B30;
    --warning-color: #FFCC00;
    --info-color: #64D2FF;
}

.navbar.bg-primary {
    background-color: var(--surface) !important;
    border-bottom: 1px solid var(--border-color);
}
.navbar.bg-primary .nav-link,
.navbar.bg-primary .navbar-brand {
    color: var(--text-color) !important;
}
.navbar.bg-primary .nav-link.active {
    color: var(--primary-color) !important;
}

body {
    color: var(--text-color);
    background-color: var(--surface-alt);
}

.card {
    border: 1px solid var(--border-color);
    border-radius: 14px;
    background-color: var(--surface);
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}
.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}
.card-header {
    background-color: var(--surface);
    border-bottom: 1px solid var(--border-color);
    border-radius: 14px 14px 0 0 !important;
}

.form-control,
.form-select {
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background-color: var(--surface);
}
.form-control:focus,
.form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(10,132,255,0.15);
}
.input-group-text {
    border-radius: 12px 0 0 12px;
    background-color: #EFEFF4;
    border-color: var(--border-color);
}

.btn {
    border-radius: 12px;
    font-weight: 600;
}
.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}
.btn-primary:hover {
    background-color: var(--primary-hover);
    border-color: var(--primary-hover);
}

.table thead th {
    border-bottom: 1px solid var(--border-color);
    background-color: var(--surface-alt);
}
.table tbody tr:hover {
    background-color: #F2F2F7;
}

.alert {
    border: 1px solid var(--border-color);
    border-radius: 12px;
}

.bg-light {
    background: var(--surface-alt) !important;
}

@media (prefers-color-scheme: dark) {
    :root {
        --text-color: #F5F5F7;
        --muted-text: #A1A1A6;
        --surface: #1C1C1E;
        --surface-alt: #000000;
        --border-color: #2C2C2E;
    }
    .navbar.bg-primary {
        background-color: #1C1C1E !important;
        border-bottom-color: var(--border-color);
    }
    .table tbody tr:hover { background-color: #2C2C2E; }
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .container-fluid {
        padding-left: 10px;
        padding-right: 10px;
    }
    
    .navbar-brand {
        font-size: 1.2rem;
    }
    
    .navbar-nav .nav-link {
        padding: 0.75rem 1rem;
        font-size: 0.9rem;
    }
    
    .dropdown-menu {
        border-radius: 12px;
        box-shadow: 0 10px 30px rgba(0,0,0,0.15);
        border: 1px solid var(--border-color);
    }
    
    .card {
        margin-bottom: 1rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .card-header {
        padding: 0.75rem 1rem;
    }
    
    .btn {
        font-size: 0.9rem;
        padding: 0.5rem 1rem;
    }
    
    .btn-sm {
        font-size: 0.8rem;
        padding: 0.375rem 0.75rem;
    }
    
    .form-control,
    .form-select {
        font-size: 0.9rem;
        padding: 0.5rem 0.75rem;
    }
    
    .table-responsive {
        border-radius: 12px;
    }
    
    .table {
        font-size: 0.85rem;
    }
    
    .table th,
    .table td {
        padding: 0.5rem 0.25rem;
    }
    
    .row.g-2 > * {
        margin-bottom: 0.5rem;
    }
    
    .col-md-2,
    .col-md-3,
    .col-md-4,
    .col-md-6 {
        margin-bottom: 0.5rem;
    }
    
    .d-flex.gap-2 {
        flex-direction: column;
        gap: 0.5rem !important;
    }
    
    .d-flex.gap-2 .form-select,
    .d-flex.gap-2 .btn {
        width: 100%;
    }
    
    /* Mobile Navigation Fixes */
    .navbar-toggler {
        border: none;
        padding: 0.25rem 0.5rem;
        background: transparent;
    }
    
    .navbar-toggler:focus {
        box-shadow: none;
        outline: none;
    }
    
    .navbar-toggler i {
        color: rgba(255, 255, 255, 0.85);
        font-size: 1.25rem;
        transition: color 0.3s ease;
    }
    
    .navbar-toggler:hover i {
        color: rgb(217, 0, 0);
    }
    
    .navbar-toggler[aria-expanded="true"] i {
        color: rgba(255, 255, 255, 1);
    }
    
    /* Logo visibility on mobile */
    .navbar-brand {
        font-size: 1.1rem;
    }
    
    .navbar-brand img {
        height: 24px !important;
    }
    
    .navbar-brand span {
        font-size: 1rem;
        font-weight: 600;
    }
    
    .navbar-collapse {
        margin-top: 1rem;
        padding-top: 1rem;
        border-top: 1px solid var(--border-color);
        background-color: var(--surface);
        border-radius: 0 0 12px 12px;
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    }
    
    .navbar-nav {
        text-align: center;
        width: 100%;
    }
    
    .navbar-nav .nav-item {
        margin-bottom: 0.5rem;
        width: 100%;
    }
    
    .navbar-nav .nav-link {
        display: block;
        width: 100%;
        text-align: center;
        border-radius: 8px;
        margin: 0.25rem 0;
    }
    
    .navbar-nav .nav-link:hover {
        background-color: rgba(255,255,255,0.1);
    }
    
    .dropdown-menu {
        position: static !important;
        transform: none !important;
        width: 100%;
        margin-top: 0.5rem;
        background-color: var(--surface-alt);
        border: 1px solid var(--border-color);
        box-shadow: none;
    }
    
    .dropdown-item {
        padding: 0.75rem 1rem;
        text-align: center;
        border-radius: 6px;
        margin: 0.25rem 0.5rem;
    }
    
    .dropdown-item:hover {
        background-color: var(--primary-color);
        color: white;
    }
    
    .dropdown-toggle::after {
        margin-left: 0.5rem;
    }
    
    .list-group-item {
        padding: 0.75rem 1rem;
    }
    
    .badge {
        font-size: 0.75rem;
    }
    
    .h4 {
        font-size: 1.5rem;
    }
    
    .h5 {
        font-size: 1.25rem;
    }
    
    .h6 {
        font-size: 1rem;
    }
    
    .small {
        font-size: 0.8rem;
    }
    
    .text-end {
        text-align: center !important;
    }
    
    .d-flex.justify-content-between {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .d-flex.justify-content-between .align-self-center {
        margin-top: 0.5rem;
    }
    
    .card.bg-success,
    .card.bg-danger,
    .card.bg-warning,
    .card.bg-info {
        text-align: center;
    }
    
    .card.bg-success .d-flex,
    .card.bg-danger .d-flex,
    .card.bg-warning .d-flex,
    .card.bg-info .d-flex {
        flex-direction: column;
        align-items: center;
    }
    
    .card.bg-success .align-self-center,
    .card.bg-danger .align-self-center,
    .card.bg-warning .align-self-center,
    .card.bg-info .align-self-center {
        margin-top: 0.5rem;
    }
    
    .fa-2x {
        font-size: 1.5rem !important;
    }
    
    .fa-3x {
        font-size: 2rem !important;
    }
    
    /* iPhone specific fixes */
    @supports (-webkit-touch-callout: none) {
        .navbar-toggler {
            -webkit-tap-highlight-color: transparent;
        }
        
        .nav-link,
        .dropdown-item {
            -webkit-tap-highlight-color: rgba(0,0,0,0.1);
        }
        
        .btn {
            -webkit-tap-highlight-color: rgba(0,0,0,0.1);
        }
    }
    
    /* Android specific fixes */
    @media screen and (-webkit-min-device-pixel-ratio: 0) {
        .navbar-collapse {
            -webkit-transform: translateZ(0);
            transform: translateZ(0);
        }
    }
}

@media (max-width: 576px) {
    .container-fluid {
        padding-left: 5px;
        padding-right: 5px;
    }
    
    .navbar-brand {
        font-size: 1rem;
    }
    
    .navbar-brand img {
        height: 22px !important;
    }
    
    .navbar-brand span {
        font-size: 0.9rem;
    }
    
    .navbar-toggler i {
        font-size: 1.1rem;
    }
    
    .card-body {
        padding: 0.75rem;
    }
    
    .card-header {
        padding: 0.5rem 0.75rem;
    }
    
    .btn {
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
    }
    
    .form-control,
    .form-select {
        font-size: 0.8rem;
        padding: 0.4rem 0.6rem;
    }
    
    .table {
        font-size: 0.75rem;
    }
    
    .table th,
    .table td {
        padding: 0.4rem 0.2rem;
    }
    
    .h4 {
        font-size: 1.25rem;
    }
    
    .h5 {
        font-size: 1.1rem;
    }
    
    .h6 {
        font-size: 0.9rem;
    }
    
    .small {
        font-size: 0.75rem;
    }
    
    .badge {
        font-size: 0.7rem;
    }
    
    .fa-2x {
        font-size: 1.25rem !important;
    }
    
    .fa-3x {
        font-size: 1.5rem !important;
    }
    
    .list-group-item {
        padding: 0.5rem 0.75rem;
    }
    
    .row.g-2 > * {
        margin-bottom: 0.25rem;
    }
}

/* iPhone and Android Specific Enhancements */
@supports (-webkit-touch-callout: none) {
    /* iPhone Safari specific */
    body {
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
    
    .navbar {
        -webkit-backdrop-filter: blur(10px);
        backdrop-filter: blur(10px);
    }
    
    .card {
        -webkit-backdrop-filter: blur(10px);
        backdrop-filter: blur(10px);
    }
    
    .btn {
        -webkit-tap-highlight-color: rgba(0,0,0,0.1);
        -webkit-user-select: none;
        user-select: none;
    }
    
    .form-control,
    .form-select {
        -webkit-appearance: none;
        appearance: none;
    }
    
    .navbar-toggler {
        -webkit-tap-highlight-color: transparent;
    }
}

/* Android Chrome specific */
@media screen and (-webkit-min-device-pixel-ratio: 0) {
    .navbar-collapse {
        -webkit-transform: translateZ(0);
        transform: translateZ(0);
        -webkit-backface-visibility: hidden;
        backface-visibility: hidden;
    }
    
    .card {
        -webkit-transform: translateZ(0);
        transform: translateZ(0);
    }
    
    .btn {
        -webkit-transform: translateZ(0);
        transform: translateZ(0);
    }
}

/* Touch device optimizations */
@media (hover: none) and (pointer: coarse) {
    .btn {
        min-height: 44px;
        min-width: 44px;
    }
    
    .nav-link {
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .dropdown-item {
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .form-control,
    .form-select {
        min-height: 44px;
    }
    
    .navbar-toggler {
        min-height: 44px;
        min-width: 44px;
    }
}

/* iOS Safari viewport fixes */
@supports (-webkit-touch-callout: none) {
    .navbar {
        padding-top: env(safe-area-inset-top);
    }
    
    .container-fluid {
        padding-left: max(10px, env(safe-area-inset-left));
        padding-right: max(10px, env(safe-area-inset-right));
    }
    
    .footer {
        padding-bottom: env(safe-area-inset-bottom);
    }
}

/* Prevent zoom on input focus (iOS) */
@media screen and (-webkit-min-device-pixel-ratio: 0) {
    select,
    textarea,
    input[type="text"],
    input[type="password"],
    input[type="datetime"],
    input[type="datetime-local"],
    input[type="date"],
    input[type="month"],
    input[type="time"],
    input[type="week"],
    input[type="number"],
    input[type="email"],
    input[type="url"],
    input[type="search"],
    input[type="tel"],
    input[type="color"] {
        font-size: 16px;
    }
}