/* ============================================
   Global Styles
   ============================================ */

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

:root {
    --primary: #000000;
    --primary-light: #1a1a1a;
    --primary-light-2: #333333;
    --background: #ffffff;
    --foreground: #1a1a1a;
    --border: #e5e5e5;
    --border-dark: #d0d0d0;
    --text-muted: #666666;
    --text-light: #999999;
    --success: #28a745;
    --warning: #ffc107;
    --danger: #dc3545;
    --info: #17a2b8;
    --radius: 8px;
    --transition: all 0.3s ease;
}

html,
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--background);
    color: var(--foreground);
    line-height: 1.6;
}

/* ============================================
   Login Page Styles
   ============================================ */

.login-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 100vh;
}

.login-form-section {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
    background-color: var(--background);
}

.form-wrapper {
    width: 100%;
    max-width: 420px;
}

.logo {
}

.logo h1 {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.logo h1 span {
    font-weight: 900;
}

.welcome-section {
    margin-bottom: 32px;
}

.welcome-section h2 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--foreground);
}

.welcome-section p {
    font-size: 16px;
    color: var(--text-muted);
}

/* ============================================
   Form Styles
   ============================================ */

.login-form,
.add-user-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group label {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--foreground);
}

.form-group input,
.form-group select {
    padding: 12px 16px;
    border: 2px solid var(--border);
    border-radius: var(--radius);
    font-size: 14px;
    background-color: var(--background);
    color: var(--foreground);
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.1);
}

.form-group input::placeholder {
    color: var(--text-light);
}

.radio-group {
    display: flex;
    gap: 16px;
}

.radio-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 0;
    font-weight: 500;
    cursor: pointer;
}

.radio-group input[type="radio"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    margin: 0;
    padding: 0;
    border: none;
}

/* ============================================
   Button Styles
   ============================================ */

.btn-signin,
.btn-primary,
.btn-secondary {
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

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

.btn-signin:hover,
.btn-primary:hover {
    background-color: var(--primary-light);
}

.btn-signin:active,
.btn-primary:active {
    transform: scale(0.98);
}

.btn-secondary {
    background-color: var(--border);
    color: var(--foreground);
    border: 1px solid var(--border-dark);
}

.btn-secondary:hover {
    background-color: var(--border-dark);
}

.btn-signin {
    width: 100%;
    height: 48px;
    margin-top: 8px;
}

.form-actions {
    display: flex;
    gap: 12px;
    margin-top: 24px;
}

.form-actions button,
.form-actions a {
    flex: 1;
}

/* ============================================
   Form Footer
   ============================================ */

.form-footer {
    text-align: center;
    margin-top: 32px;
}

.form-footer p {
    font-size: 14px;
    color: var(--text-muted);
}

.form-footer a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
}

.form-footer a:hover {
    text-decoration: underline;
}

/* ============================================
   Illustration Section
   ============================================ */

.illustration-section {
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary);
    overflow: hidden;
    position: relative;
}

.illustration {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ============================================
   Navbar Styles
   ============================================ */

.navbar {
    background-color: var(--background);
    border-bottom: 1px solid var(--border);
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar-logo {
    font-size: 18px;
    font-weight: 700;
    letter-spacing: -0.3px;
}

.navbar-logo span {
    font-weight: 900;
}

.navbar-menu {
    display: flex;
    gap: 32px;
    flex: 1;
    margin-left: 48px;
}

.navbar-right {
    display: flex;
    gap: 16px;
    align-items: center;
}

/* ============================================
   Dropdown Styles
   ============================================ */

.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-btn {
    background-color: transparent;
    color: var(--foreground);
    padding: 8px 16px;
    font-size: 14px;
    font-weight: 500;
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.dropdown-btn:hover {
    color: var(--primary-light-2);
}

.dropdown-content {
    display: none;
    position: absolute;
    background-color: var(--background);
    min-width: 180px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    padding: 8px 0;
    z-index: 1;
    top: 100%;
    left: 0;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    margin-top: 4px;
}

.dropdown:hover .dropdown-content,
.dropdown-content.show {
    display: block;
}

.dropdown-content a {
    color: var(--foreground);
    padding: 12px 20px;
    text-decoration: none;
    display: block;
    font-size: 14px;
    transition: var(--transition);
}

.dropdown-content a:hover {
    background-color: var(--border);
}

.account-dropdown .dropdown-btn {
    font-size: 13px;
}

/* ============================================
   Page Container
   ============================================ */

.page-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 32px;
}

.content-wrapper {
    background-color: var(--background);
}

.page-container h1 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--foreground);
}

.subtitle {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 24px;
}

.page-actions {
    margin-bottom: 24px;
}

/* ============================================
   Filters & Search Section
   ============================================ */

.filters-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
    padding: 20px;
    background-color: var(--border);
    border-radius: var(--radius);
}

.report-filters {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
    padding: 20px;
    background-color: var(--border);
    border-radius: var(--radius);
}

.filter-group {
    display: flex;
    flex-direction: column;
}

.filter-group label {
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--foreground);
}

.filter-group input,
.filter-group select {
    padding: 8px 12px;
    border: 1px solid var(--border-dark);
    border-radius: 4px;
    font-size: 13px;
    background-color: var(--background);
    color: var(--foreground);
}

/* ============================================
   Table Styles
   ============================================ */

.table-responsive {
    overflow-x: auto;
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--background);
}

.data-table thead {
    background-color: var(--border);
    border-bottom: 2px solid var(--border-dark);
}

.data-table th {
    padding: 16px;
    text-align: left;
    font-size: 13px;
    font-weight: 700;
    color: var(--foreground);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.data-table td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
    color: var(--foreground);
}

.data-table tbody tr:hover {
    background-color: var(--border);
}

.data-table tbody tr:last-child td {
    border-bottom: none;
}

/* ============================================
   Badge Styles
   ============================================ */

.badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.badge.active,
.badge.success {
    background-color: rgba(40, 167, 69, 0.2);
    color: var(--success);
}

.badge.inactive {
    background-color: rgba(220, 53, 69, 0.2);
    color: var(--danger);
}

.badge.warning {
    background-color: rgba(255, 193, 7, 0.2);
    color: #ff9800;
}

/* ============================================
   Links
   ============================================ */

.link-edit {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.link-edit:hover {
    text-decoration: underline;
    opacity: 0.8;
}

/* ============================================
   Stats Grid
   ============================================ */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.stat-card {
    background-color: var(--background);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
}

.stat-card h3 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-number {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 8px;
}

.stat-change {
    font-size: 13px;
    font-weight: 500;
}

.stat-change.positive {
    color: var(--success);
}

.stat-change.negative {
    color: var(--danger);
}

/* ============================================
   Report Section
   ============================================ */

.report-section {
    margin-top: 32px;
}

.report-section h2 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--foreground);
}

/* ============================================
   Admin Controls
   ============================================ */

.admin-controls {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-top: 24px;
}

.control-card {
    background-color: var(--background);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    transition: var(--transition);
}

.control-card:hover {
    border-color: var(--primary);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.control-card h3 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--foreground);
}

.control-card p {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.control-card .btn-primary {
    width: 100%;
}

/* ============================================
   Upload Section
   ============================================ */

.upload-section {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 32px;
    margin-bottom: 48px;
}

.upload-container {
    border: 2px dashed var(--border-dark);
    border-radius: var(--radius);
    padding: 48px 32px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    background-color: rgba(0, 0, 0, 0.02);
}

.upload-container:hover {
    border-color: var(--primary);
    background-color: rgba(0, 0, 0, 0.04);
}

.upload-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 16px;
    color: var(--primary);
    stroke-width: 1.5;
}

.upload-container h2 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--foreground);
}

.upload-container p {
    font-size: 14px;
    color: var(--text-muted);
}

.upload-info {
    background-color: var(--border);
    border-radius: var(--radius);
    padding: 20px;
}

.upload-info h3 {
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--foreground);
}

.upload-info ul {
    list-style-position: inside;
    margin-bottom: 16px;
}

.upload-info li {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.file-size-info {
    font-size: 12px;
    color: var(--text-light);
    margin-top: 12px;
}

.recent-uploads {
    margin-top: 48px;
}

.recent-uploads h2 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--foreground);
}

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

@media (max-width: 1024px) {
    .login-container {
        grid-template-columns: 1fr;
    }

    .illustration-section {
        display: none;
    }

    .navbar-container {
        padding: 0 16px;
    }

    .navbar-menu {
        margin-left: 24px;
        gap: 16px;
    }

    .page-container {
        padding: 16px;
    }

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

    .upload-section {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .filters-section,
    .report-filters {
        grid-template-columns: 1fr;
    }

    .navbar-container {
        flex-wrap: wrap;
        gap: 16px;
    }

    .navbar-menu {
        width: 100%;
        margin-left: 0;
        gap: 8px;
    }

    .navbar-right {
        width: 100%;
        justify-content: flex-end;
    }

    .dropdown-btn {
        padding: 6px 12px;
        font-size: 13px;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .admin-controls {
        grid-template-columns: 1fr;
    }

    .data-table {
        font-size: 12px;
    }

    .data-table th,
    .data-table td {
        padding: 12px 8px;
    }

    .table-responsive {
        overflow-x: auto;
    }

    .page-container h1 {
        font-size: 22px;
    }

    .login-form-section {
        padding: 20px;
    }

    .form-wrapper {
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .login-container {
        min-height: auto;
    }

    .login-form-section {
        padding: 20px 16px;
    }

    .logo h1 {
        font-size: 20px;
    }

    .welcome-section h2 {
        font-size: 24px;
    }

    .navbar-menu {
        gap: 4px;
    }

    .dropdown-btn {
        padding: 4px 8px;
        font-size: 12px;
    }

    .page-container h1 {
        font-size: 20px;
    }

    .page-container {
        padding: 12px;
    }

    .filters-section,
    .report-filters {
        padding: 12px;
        gap: 12px;
    }

    .admin-controls {
        grid-template-columns: 1fr;
    }
}