/* ============================================
   Taxpundit E-Filing — Global Styles
   ============================================ */

/* CSS Variables */
:root {
    --primary: #1e3a8a;
    --primary-dark: #1e40af;
    --secondary: #059669;
    --danger: #dc2626;
    --warning: #f59e0b;
    --neutral: #6b7280;
    --light-gray: #f9fafb;
    --white: #ffffff;
    --border: #e5e7eb;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);

    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;

    --font-mono: 'Courier New', monospace;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
}

/* ============================================
   Reset & Base Styles
   ============================================ */

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

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

body {
    font-family: var(--font-sans);
    background-color: var(--light-gray);
    color: #1f2937;
    line-height: 1.6;
    min-height: 100vh;
}

/* ============================================
   Typography
   ============================================ */

h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--primary);
}

h1 {
    font-size: 2rem;
}

h2 {
    font-size: 1.5rem;
}

h3 {
    font-size: 1.25rem;
}

h4 {
    font-size: 1.1rem;
}

h5 {
    font-size: 1rem;
}

h6 {
    font-size: 0.95rem;
}

p {
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--primary);
    text-decoration: none;
    cursor: pointer;
    transition: color 0.2s;
}

a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* ============================================
   Forms
   ============================================ */

input,
textarea,
select {
    font-family: inherit;
    font-size: 1rem;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border);
    border-radius: 6px;
    background-color: var(--white);
    transition: border-color 0.2s, box-shadow 0.2s;
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.1);
}

input.error {
    border-color: var(--danger);
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}

input.success {
    border-color: var(--secondary);
    box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.1);
}

label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
    color: #374151;
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-error {
    color: var(--danger);
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
}

.form-success {
    color: var(--secondary);
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
}

/* ============================================
   Buttons
   ============================================ */

button,
.btn {
    font-family: inherit;
    font-size: 1rem;
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
    font-weight: 500;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background-color: var(--primary);
    color: var(--white);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    box-shadow: var(--shadow);
}

.btn-secondary {
    background-color: var(--secondary);
    color: var(--white);
}

.btn-secondary:hover {
    background-color: #047857;
}

.btn-danger {
    background-color: var(--danger);
    color: var(--white);
}

.btn-danger:hover {
    background-color: #b91c1c;
}

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

.btn-outline:hover {
    background-color: rgba(30, 58, 138, 0.1);
}

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

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ============================================
   Cards
   ============================================ */

.card {
    background-color: var(--white);
    border-radius: 8px;
    padding: var(--spacing-lg);
    box-shadow: var(--shadow);
    margin-bottom: var(--spacing-md);
}

.card-header {
    border-bottom: 1px solid var(--border);
    padding-bottom: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.card-body {
    padding: var(--spacing-md) 0;
}

.card-footer {
    border-top: 1px solid var(--border);
    padding-top: var(--spacing-md);
    margin-top: var(--spacing-md);
    text-align: right;
}

/* ============================================
   Layout
   ============================================ */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.grid {
    display: grid;
    gap: var(--spacing-lg);
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid-4 {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.flex {
    display: flex;
    gap: var(--spacing-md);
}

.flex-center {
    align-items: center;
    justify-content: center;
}

.flex-between {
    align-items: center;
    justify-content: space-between;
}

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

/* ============================================
   Auth Pages (Login/Register)
   ============================================ */

.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    padding: var(--spacing-md);
}

.auth-box {
    background-color: var(--white);
    border-radius: 12px;
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 400px;
}

.auth-box h1 {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.auth-box .logo {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    font-size: 2.5rem;
    color: var(--primary);
}

.auth-box .form-link {
    text-align: center;
    margin-top: var(--spacing-md);
}

.auth-box .form-link a {
    color: var(--primary);
}

/* ============================================
   Dashboard Layout
   ============================================ */

.dashboard {
    display: flex;
    min-height: 100vh;
    background-color: var(--light-gray);
}

.sidebar {
    width: 250px;
    background-color: var(--primary);
    color: var(--white);
    padding: var(--spacing-lg);
    overflow-y: auto;
    box-shadow: var(--shadow);
}

.sidebar .logo {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.sidebar nav ul {
    list-style: none;
}

.sidebar nav li {
    margin-bottom: var(--spacing-sm);
}

.sidebar nav a {
    color: rgba(255, 255, 255, 0.8);
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 6px;
    transition: all 0.2s;
}

.sidebar nav a:hover,
.sidebar nav a.active {
    background-color: rgba(255, 255, 255, 0.2);
    color: var(--white);
}

.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.navbar {
    background-color: var(--white);
    border-bottom: 1px solid var(--border);
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow);
}

.navbar-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary);
}

.navbar-right {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.navbar-right a,
.navbar-right button {
    color: var(--primary);
    text-decoration: none;
    cursor: pointer;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 6px;
    transition: all 0.2s;
    border: none;
    background: none;
    font-size: 1rem;
}

.navbar-right a:hover,
.navbar-right button:hover {
    background-color: var(--light-gray);
}

.content {
    padding: var(--spacing-xl);
    flex: 1;
}

/* ============================================
   Dashboard Cards
   ============================================ */

.stat-card {
    background-color: var(--white);
    border-radius: 8px;
    padding: var(--spacing-lg);
    box-shadow: var(--shadow);
    text-align: center;
}

.stat-card .stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: var(--spacing-sm);
}

.stat-card .stat-label {
    color: var(--neutral);
    font-size: 0.95rem;
}

/* ============================================
   Tables
   ============================================ */

table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

thead {
    background-color: var(--light-gray);
    border-bottom: 2px solid var(--border);
}

th {
    padding: var(--spacing-md);
    text-align: left;
    font-weight: 600;
    color: var(--primary);
}

td {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border);
}

tbody tr:hover {
    background-color: rgba(30, 58, 138, 0.05);
}

/* ============================================
   Modal
   ============================================ */

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background-color: var(--white);
    border-radius: 12px;
    padding: var(--spacing-xl);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border);
    padding-bottom: var(--spacing-md);
}

.modal-header h2 {
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--neutral);
}

.modal-close:hover {
    color: var(--primary);
}

.modal-footer {
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border);
}

/* ============================================
   Alert Messages
   ============================================ */

.alert {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: 6px;
    margin-bottom: var(--spacing-md);
    display: flex;
    gap: var(--spacing-md);
}

.alert-success {
    background-color: #d1fae5;
    color: #065f46;
    border-left: 4px solid var(--secondary);
}

.alert-danger {
    background-color: #fee2e2;
    color: #7f1d1d;
    border-left: 4px solid var(--danger);
}

.alert-warning {
    background-color: #fef3c7;
    color: #78350f;
    border-left: 4px solid var(--warning);
}

.alert-info {
    background-color: #dbeafe;
    color: #0c2d6b;
    border-left: 4px solid var(--primary);
}

/* ============================================
   Utility Classes
   ============================================ */

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

.text-right {
    text-align: right;
}

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

.text-small {
    font-size: 0.875rem;
}

.mt-1 {
    margin-top: var(--spacing-sm);
}

.mt-2 {
    margin-top: var(--spacing-md);
}

.mt-3 {
    margin-top: var(--spacing-lg);
}

.mt-4 {
    margin-top: var(--spacing-xl);
}

.mb-1 {
    margin-bottom: var(--spacing-sm);
}

.mb-2 {
    margin-bottom: var(--spacing-md);
}

.mb-3 {
    margin-bottom: var(--spacing-lg);
}

.mb-4 {
    margin-bottom: var(--spacing-xl);
}

.p-1 {
    padding: var(--spacing-sm);
}

.p-2 {
    padding: var(--spacing-md);
}

.p-3 {
    padding: var(--spacing-lg);
}

.p-4 {
    padding: var(--spacing-xl);
}

.hidden {
    display: none;
}

.inline {
    display: inline;
}

.inline-block {
    display: inline-block;
}

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 768px) {
    :root {
        font-size: 15px;
    }

    .dashboard {
        flex-direction: column;
    }

    .sidebar {
        width: 100%;
        padding: var(--spacing-md);
    }

    .sidebar nav {
        display: flex;
        gap: var(--spacing-md);
        flex-wrap: wrap;
    }

    .sidebar nav li {
        margin-bottom: 0;
    }

    .sidebar nav a {
        padding: var(--spacing-xs) var(--spacing-md);
        font-size: 0.95rem;
    }

    .navbar {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }

    .navbar-right {
        width: 100%;
        justify-content: space-around;
    }

    .content {
        padding: var(--spacing-md);
    }

    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }

    .modal-content {
        width: 95%;
        padding: var(--spacing-lg);
    }

    table {
        font-size: 0.875rem;
    }

    th,
    td {
        padding: var(--spacing-sm);
    }

    .flex {
        flex-direction: column;
    }

    h1 {
        font-size: 1.5rem;
    }

    h2 {
        font-size: 1.25rem;
    }
}

@media (max-width: 480px) {
    .auth-box {
        padding: var(--spacing-lg);
    }

    h1 {
        font-size: 1.25rem;
    }

    h2 {
        font-size: 1.1rem;
    }

    .stat-card .stat-number {
        font-size: 2rem;
    }

    .modal-footer {
        flex-direction: column;
    }

    .btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.95rem;
    }
}

/* ============================================
   Checkbox & Checkbox Styling
   ============================================ */

input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
    margin-right: var(--spacing-sm);
}

.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.checkbox-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    margin: 0;
}

/* ============================================
   Confirmation Dialog
   ============================================ */

.confirm-dialog {
    background-color: var(--white);
    border-radius: 12px;
    padding: var(--spacing-lg);
    max-width: 400px;
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.confirm-dialog p {
    color: var(--neutral);
    margin-bottom: var(--spacing-lg);
}

.confirm-dialog-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
}

/* ============================================
   Loading & Status Indicators
   ============================================ */

.spinner {
    border: 4px solid var(--border);
    border-top: 4px solid var(--primary);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: var(--spacing-md) auto;
}

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

    100% {
        transform: rotate(360deg);
    }
}

.badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.badge-primary {
    background-color: rgba(30, 58, 138, 0.2);
    color: var(--primary);
}

.badge-secondary {
    background-color: rgba(5, 150, 105, 0.2);
    color: var(--secondary);
}

.badge-danger {
    background-color: rgba(220, 38, 38, 0.2);
    color: var(--danger);
}