html, body {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
}

#blazor-error-ui {
    display: none;
    background: lightyellow;
    bottom: 0;
    box-shadow: 0 -1px 2px rgba(0, 0, 0, 0.2);
    left: 0;
    padding: 0.6rem 1.25rem 0.7rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
}

#blazor-error-ui .dismiss {
    cursor: pointer;
    position: absolute;
    right: 0.75rem;
    top: 0.5rem;
}

#blazor-error-ui .reload {
    margin-right: 1rem;
}

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

.btn-primary {
    color: #fff;
    background-color: #1b6ec2;
    border-color: #1861ac;
}

.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;
}

.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;
}

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

    .blazor-error-boundary::after {
        content: "An error has occurred."
    }

.darker-border-checkbox.form-check-input {
    border-color: #929292;
}

.form-floating > .form-control-plaintext::placeholder, .form-floating > .form-control::placeholder {
    color: var(--bs-secondary-color);
    text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
    text-align: start;
}

.hl7-page-shell {
    display: grid;
    gap: 1.5rem;
    --hl7-bg: #f6f8fc;
    --hl7-panel: rgba(255, 255, 255, 0.9);
    --hl7-panel-strong: #ffffff;
    --hl7-text: #14213d;
    --hl7-muted: #5f6f8d;
    --hl7-border: rgba(20, 33, 61, 0.1);
    --hl7-shadow: 0 18px 45px rgba(20, 33, 61, 0.08);
    --hl7-code-bg: #0f172a;
    --hl7-code-text: #dbe7ff;
}

.hl7-theme-dark {
    --hl7-bg: #08111f;
    --hl7-panel: rgba(10, 18, 34, 0.92);
    --hl7-panel-strong: rgba(15, 23, 42, 0.98);
    --hl7-text: #edf3ff;
    --hl7-muted: #93a3c1;
    --hl7-border: rgba(148, 163, 184, 0.18);
    --hl7-shadow: 0 22px 60px rgba(2, 6, 23, 0.45);
    --hl7-code-bg: #020817;
    --hl7-code-text: #dbeafe;
}

.hl7-theme-light {
    --hl7-bg: #f4f7fb;
    --hl7-panel: rgba(255, 255, 255, 0.94);
    --hl7-panel-strong: #ffffff;
    --hl7-text: #132238;
    --hl7-muted: #5c6c86;
    --hl7-border: rgba(19, 34, 56, 0.1);
    --hl7-shadow: 0 18px 50px rgba(19, 34, 56, 0.1);
    --hl7-code-bg: #eef4ff;
    --hl7-code-text: #11223d;
}

.hl7-hero-panel,
.hl7-panel,
.hl7-field-card,
.hl7-repetition-card,
.hl7-component-card,
.hl7-validation-item {
    border: 1px solid var(--hl7-border);
    border-radius: 24px;
    box-shadow: var(--hl7-shadow);
}

.hl7-hero-panel {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(320px, 0.85fr);
    gap: 1.5rem;
    padding: 2rem;
    background:
        radial-gradient(circle at top left, rgba(56, 189, 248, 0.22), transparent 32%),
        radial-gradient(circle at bottom right, rgba(129, 140, 248, 0.24), transparent 28%),
        linear-gradient(135deg, #0b1d39 0%, #122c53 55%, #3b175f 100%);
    color: #f8fbff;
}

.hl7-hero-copy,
.hl7-action-panel,
.hl7-panel,
.hl7-validation-list,
.hl7-detail-grid,
.hl7-repetition-list {
    display: grid;
    gap: 1rem;
}

.hl7-kicker {
    display: inline-flex;
    width: fit-content;
    padding: 0.4rem 0.85rem;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.16);
    background: rgba(255, 255, 255, 0.12);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.hl7-hero-copy h1,
.hl7-panel-header h2,
.hl7-field-card__header h3 {
    margin: 0;
}

.hl7-hero-copy p,
.hl7-panel-header p,
.hl7-field-card__header p,
.hl7-validation-item p {
    margin: 0;
}

.hl7-action-panel {
    align-content: start;
}

.hl7-upload-button {
    position: relative;
    overflow: hidden;
}

.hl7-upload-button input[type=file] {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
}

.hl7-editor-grid,
.hl7-visual-grid {
    display: grid;
    gap: 1.5rem;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: stretch;
}

.hl7-panel,
.hl7-field-card,
.hl7-repetition-card,
.hl7-component-card {
    padding: 1.4rem;
    background: var(--hl7-panel);
    color: var(--hl7-text);
}

.hl7-panel-header {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    align-items: flex-start;
}

.hl7-panel-header p,
.hl7-filter-meta,
.hl7-validation-meta,
.hl7-field-card__header span,
.hl7-repetition-card header span,
.hl7-component-card__header span,
.hl7-empty-state {
    color: var(--hl7-muted);
}

.hl7-panel-stats,
.hl7-filter-meta,
.hl7-validation-meta,
.hl7-field-card__header,
.hl7-repetition-card header,
.hl7-component-card__header {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.hl7-panel-stats span,
.hl7-filter-meta span,
.hl7-separator-grid div,
.hl7-validation-meta span,
.hl7-subcomponent-pill {
    border-radius: 999px;
    border: 1px solid var(--hl7-border);
    background: var(--hl7-panel-strong);
    padding: 0.35rem 0.75rem;
}

.hl7-editor {
    min-height: 360px;
    height: 360px;
    border-radius: 20px;
    border: 1px solid var(--hl7-border);
    background: var(--hl7-panel-strong);
    color: var(--hl7-text);
    font-family: Consolas, 'Courier New', monospace;
    line-height: 1.45;
    resize: vertical;
}

.hl7-search-input {
    min-height: 3.2rem;
    border-radius: 18px;
    border: 1px solid var(--hl7-border);
    background: var(--hl7-panel-strong);
    color: var(--hl7-text);
}

.hl7-separator-grid,
.hl7-component-grid,
.hl7-subcomponent-list,
.hl7-detail-grid {
    display: grid;
    gap: 0.85rem;
}

.hl7-separator-grid {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
}

.hl7-separator-grid div {
    display: grid;
    gap: 0.3rem;
}

.hl7-separator-grid span {
    font-size: 0.82rem;
    color: var(--hl7-muted);
}

.hl7-validation-item {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    align-items: flex-start;
    padding: 1rem 1.15rem;
    background: var(--hl7-panel-strong);
}

.hl7-severity-error {
    border-color: rgba(239, 68, 68, 0.35);
}

.hl7-severity-warning {
    border-color: rgba(245, 158, 11, 0.35);
}

.hl7-severity-info {
    border-color: rgba(14, 165, 233, 0.35);
}

.hl7-code-block {
    display: grid;
    gap: 0.45rem;
    max-height: 520px;
    overflow: auto;
    padding: 1rem;
    border-radius: 20px;
    background: var(--hl7-code-bg);
    color: var(--hl7-code-text);
}

.hl7-code-block-fixed {
    min-height: 360px;
    height: 360px;
    max-height: 360px;
}

.hl7-code-line {
    display: grid;
    grid-template-columns: 42px minmax(0, 1fr);
    gap: 1rem;
    align-items: start;
    padding: 0.45rem 0.6rem;
    border-radius: 14px;
    cursor: pointer;
}

.hl7-code-line:hover,
.hl7-code-line.is-active {
    background: rgba(148, 163, 184, 0.14);
}

.hl7-line-number {
    color: #94a3b8;
    font-size: 0.82rem;
    text-align: right;
    user-select: none;
}

.hl7-code-line code {
    color: inherit;
    white-space: pre-wrap;
    word-break: break-word;
}

.hl7-token-segment {
    color: #fda4af;
    font-weight: 700;
}

.hl7-token-field {
    color: #fbbf24;
}

.hl7-token-component {
    color: #60a5fa;
}

.hl7-token-repetition {
    color: #34d399;
}

.hl7-token-subcomponent {
    color: #c084fc;
}

.hl7-token-escape {
    color: #fb7185;
}

.hl7-token-value {
    color: inherit;
}

.hl7-tree-panel {
    overflow: visible;
}

.hl7-tree-panel-full {
    width: 100%;
}

.hl7-tree-root {
    display: grid;
    gap: 0.9rem;
}

.hl7-tree-node {
    display: grid;
    gap: 0.45rem;
}

.hl7-tree-node > summary {
    list-style: none;
}

.hl7-tree-node > summary::-webkit-details-marker {
    display: none;
}

.hl7-tree-summary,
.hl7-tree-leaf {
    display: grid;
    gap: 1rem;
    align-items: start;
    padding: 0.85rem 1rem;
    border-radius: 18px;
    border: 1px solid var(--hl7-border);
    background: var(--hl7-panel-strong);
}

.hl7-tree-summary {
    grid-template-columns: 0.9rem minmax(180px, 260px) minmax(0, 1fr);
    cursor: pointer;
}

.hl7-tree-leaf {
    grid-template-columns: minmax(180px, 260px) minmax(0, 1fr);
}

.hl7-tree-summary::before {
    content: "^";
    color: var(--hl7-muted);
    font-weight: 700;
    line-height: 1;
    transform: rotate(90deg);
    transform-origin: center;
    transition: transform 120ms ease-in-out;
}

.hl7-tree-node[open] > .hl7-tree-summary::before {
    transform: rotate(180deg);
}

.hl7-tree-node[open] > .hl7-tree-summary,
.hl7-tree-summary:hover,
.hl7-tree-leaf:hover {
    border-color: rgba(96, 165, 250, 0.35);
    background: rgba(96, 165, 250, 0.08);
}

.hl7-tree-label {
    font-weight: 700;
    word-break: break-word;
}

.hl7-tree-value {
    color: var(--hl7-muted);
    font-family: Consolas, 'Courier New', monospace;
    white-space: pre-wrap;
    word-break: break-word;
}

.hl7-tree-children {
    display: grid;
    gap: 0.45rem;
    margin-left: 1rem;
    padding-left: 1rem;
    border-left: 1px solid var(--hl7-border);
}

.hl7-tree-children .hl7-tree-summary,
.hl7-tree-children .hl7-tree-leaf {
    padding: 0.65rem 0.85rem;
}

.hl7-tree-node-segment > .hl7-tree-summary .hl7-tree-label {
    color: #60a5fa;
}

.hl7-tree-node-segment > .hl7-tree-summary .hl7-tree-value {
    color: var(--hl7-text);
}

.btn.disabled[aria-disabled="true"] {
    pointer-events: none;
    opacity: 0.65;
}

@media (max-width: 991.98px) {
    .hl7-hero-panel,
    .hl7-editor-grid,
    .hl7-visual-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 767.98px) {
    .hl7-hero-panel,
    .hl7-panel,
    .hl7-field-card,
    .hl7-repetition-card,
    .hl7-component-card {
        padding: 1.1rem;
    }

    .hl7-panel-header,
    .hl7-validation-item,
    .hl7-field-card__header,
    .hl7-repetition-card header,
    .hl7-component-card__header {
        flex-direction: column;
        align-items: flex-start;
    }

    .hl7-code-line {
        grid-template-columns: 32px minmax(0, 1fr);
        gap: 0.75rem;
    }
}