/* Modern Color Scheme */
:root {
    --primary-gradient: linear-gradient(135deg, #0061f2 0%, #00c6f2 100%);
    --primary: #0061f2;
    --primary-hover: #0056b3;
    --secondary: #64748b;
    --background: #f8f9fa;
    --surface: #ffffff;
    --text-primary: #1a1f36;
    --text-secondary: #64748b;
    --border: rgba(0,0,0,0.05);
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.04);
    --shadow-md: 0 12px 20px rgba(0,0,0,0.1);
    --radius-sm: 8px;
    --radius-md: 12px;
}

/* Base Styles */
html, body {
    font-family: system-ui, -apple-system, sans-serif;
    background-color: var(--background);
    color: var(--text-primary);
    margin: 0;
    padding: 0;
}

a, .btn-link { color: #006bb7; }

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

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

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus { 
    box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb; 
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 0.2rem rgba(0, 97, 242, 0.25);
}

.content { padding-top: 1.1rem; }
h1:focus { outline: none; }
.valid.modified:not([type=checkbox]) { outline: 1px solid #26b050; }
.invalid { outline: 1px solid #e50000; }
.validation-message { color: #e50000; }

/* Modern Page Layout */
.modern-page {
    padding: 2rem;
    background-color: var(--background);
    min-height: 100vh;
}

.header {
    margin-bottom: 2rem;
    background: var(--primary-gradient);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.header-content h1 {
    margin: 0;
    color: white;
    font-size: 1.75rem;
    font-weight: 600;
}

.search-box { margin-bottom: 2rem; }

/* Grid Layouts */
.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
    margin: 1.5rem 0;
}

/* Cards */
.modern-card {
    background: var(--surface);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid var(--border);
    display: flex;
    gap: 1rem;
}

.modern-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary);
}

/* Card Elements */
.card-icon {
    font-size: 2.5rem;
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 60px;
}

.card-info { flex: 1; }

.card-title {
    margin: 0 0 1rem 0;
    color: var(--text-primary);
    font-size: 1.25rem;
    font-weight: 600;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.info-item i {
    color: var(--primary);
    width: 16px;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-top: 2rem;
}

.page-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.page-btn:hover:not(:disabled) {
    background: var(--primary-hover);
    transform: translateY(-1px);
}

.page-btn:disabled {
    background-color: #e2e8f0;
    cursor: not-allowed;
}

.page-info {
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
}

/* Empty States */
.empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: 3rem;
    background: var(--surface);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: #cbd5e1;
}

.empty-state p { font-size: 1rem; margin: 0; }

/* Media Queries */
@media (max-width: 768px) {
    .modern-page { padding: 1rem; }
    .grid-container { grid-template-columns: 1fr; }
    .header { padding: 1rem; }
    .header-content h1 { font-size: 1.5rem; }
    .modern-card { padding: 1rem; }
}

/* PDF Viewer Styles */
.pdf-viewer-container {
    width: 100%;
    height: 80vh;
    overflow: auto;
    background-color: var(--surface);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    position: relative;
}

.pdf-content {
    width: 100%;
    height: 100%;
}

.pdf-content iframe,
.pdf-content embed {
    width: 100%;
    height: 100%;
    border: none;
}

.loading-container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100%;
    text-align: center;
}

.error-container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100%;
    padding: 2rem;
    text-align: center;
}

.error-message {
    background: #fee;
    border: 1px solid #fcc;
    border-radius: var(--radius-sm);
    padding: 1.5rem;
    max-width: 500px;
}

.error-actions {
    margin-top: 1rem;
    display: flex;
    gap: 0.5rem;
    justify-content: center;
}

.pdf-fallback {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 2rem;
    text-align: center;
}

.mobile-pdf-actions {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

.pdf-fallback-container {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
    padding: 2rem;
}

.fallback-message {
    text-align: center;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    max-width: 500px;
}

.fallback-actions {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 1.5rem;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1rem;
}

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

.page-loading {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 50vh;
    text-align: center;
}

.pdf-preview-page {
    padding: 1rem;
    max-width: 100%;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding: 1rem;
    background: var(--surface);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
}

@media (max-width: 600px) {
    .pdf-viewer-container {
        height: 60vh;
    }
    
    .mobile-pdf-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .page-header {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

/* Legacy Support */
.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, #b32121;
    color: white;
    padding: 1rem 1rem 1rem 3.7rem;
}

.blazor-error-boundary::after { content: "An error has occurred."; }
.darker-border-checkbox.form-check-input { border-color: #929292; }
.patient-info-field input[readonly] {
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
}