:root {
    --color-primary: #4338ca;
    --color-secondary: #6d28d9;
    --color-accent: #0e7490;
    --color-background: #f7f7ff;
    --color-surface: #ffffff;
    --color-text: #1e1b4b;
    --color-muted: #5a5675;
    --color-border: #8a86aa;
    --color-focus: var(--color-accent);
    --color-primary-soft: #e9e8ff;
    --color-on-primary: var(--color-surface);
    --content-width: 72rem;
    --site-header-height: 4.75rem;
    --space-sm: 0.75rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    font-family: Pretendard, "Noto Sans KR", system-ui, sans-serif;
    color: var(--color-text);
    background: var(--color-background);
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    min-height: 100vh;
    margin: 0;
    display: flex;
    flex-direction: column;
    line-height: 1.6;
}

a {
    color: var(--color-primary);
}

.container {
    width: min(100% - 2rem, var(--content-width));
    margin-inline: auto;
}

.skip-link {
    position: absolute;
    top: 0;
    left: 0;
    padding: var(--space-sm);
    transform: translateY(-100%);
    background: var(--color-text);
    color: var(--color-surface);
}

.skip-link:focus {
    transform: translateY(0);
}

.site-header {
    border-bottom: 1px solid var(--color-border);
    background: var(--color-surface);
}

.site-header__inner {
    min-height: 4.75rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
}

.site-header nav {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.site-header nav a {
    min-height: 2.75rem;
    display: inline-flex;
    align-items: center;
    color: var(--color-text);
    font-weight: 600;
    text-decoration: none;
}

.site-header nav a[aria-current="page"] {
    color: var(--color-primary);
    text-decoration: underline;
    text-decoration-thickness: 0.15rem;
    text-underline-offset: 0.4rem;
}

.site-brand {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    border-radius: 0.5rem;
    color: var(--color-text);
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    text-decoration: none;
    white-space: nowrap;
}

.site-brand__mark {
    width: 2.5rem;
    height: 2.5rem;
    flex: 0 0 auto;
}

.site-brand__mark-frame {
    fill: var(--color-primary-soft);
}

.site-brand__mark-bridge {
    fill: none;
    stroke: var(--color-primary);
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 3;
}

.site-brand__mark-node {
    fill: var(--color-secondary);
    stroke: var(--color-surface);
    stroke-width: 2;
}

.site-brand__mark-node--accent {
    fill: var(--color-accent);
}

.site-brand__wordmark {
    line-height: 1;
}

.site-main {
    flex: 1;
    padding-block: var(--space-lg);
}

.site-main > * + * {
    margin-top: 3.5rem;
}

.site-main--home {
    padding-block: 0;
}

.site-main--home > * + * {
    margin-top: 0;
}

.home-page-content {
    padding-block: var(--space-lg);
}

.home-page-content > * + * {
    margin-top: 3.5rem;
}

h1,
h2,
h3,
p {
    overflow-wrap: anywhere;
}

h1,
h2,
h3 {
    line-height: 1.3;
}

button,
input,
select,
textarea {
    max-width: 100%;
    min-height: 2.75rem;
    border: 1px solid var(--color-border);
    border-radius: 0.5rem;
    font: inherit;
}

input,
select,
textarea {
    width: 100%;
    padding: 0.625rem 0.75rem;
    color: var(--color-text);
    background: var(--color-surface);
}

button,
.button-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.625rem 1rem;
    border-color: var(--color-primary);
    border-radius: 0.5rem;
    color: var(--color-on-primary);
    font-weight: 700;
    text-decoration: none;
    background: var(--color-primary);
    cursor: pointer;
}

.site-brand:focus-visible,
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible {
    outline: 3px solid var(--color-focus);
    outline-offset: 2px;
}

textarea:focus-visible {
    outline: 3px solid var(--color-focus);
    outline-offset: 2px;
}

label {
    display: block;
    margin-bottom: 0.35rem;
    font-weight: 700;
}

.hero,
.source-note,
.about-hero,
.about-section,
.filter-panel,
.technology-detail section,
.error-state {
    padding: clamp(1.25rem, 4vw, 2.5rem);
    border: 1px solid var(--color-border);
    border-radius: 1rem;
    background: var(--color-surface);
}

.error-state {
    max-width: 42rem;
}

.hero h1,
.home-search h2,
.page-heading h1 {
    max-width: 48rem;
    margin-block: 0.25rem 0.75rem;
}

.home-brand-intro {
    position: relative;
    isolation: isolate;
    min-height: calc(100vh - var(--site-header-height));
    min-height: calc(100svh - var(--site-header-height));
    overflow: hidden;
    border-bottom: 1px solid var(--color-border);
    color: var(--color-surface);
    background:
        radial-gradient(
            ellipse at 30% 42%,
            color-mix(in srgb, var(--color-secondary) 28%, transparent),
            transparent 62%
        ),
        linear-gradient(
                color-mix(in srgb, var(--color-border) 38%, transparent) 1px,
                transparent 1px
            )
            0 0 / 3rem 3rem,
        linear-gradient(
                90deg,
                color-mix(in srgb, var(--color-border) 38%, transparent) 1px,
                transparent 1px
            )
            0 0 / 3rem 3rem,
        var(--color-text);
}

.home-brand-intro__inner {
    position: relative;
    z-index: 1;
    min-height: inherit;
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(18rem, 1.1fr);
    align-items: center;
    gap: var(--space-lg);
    padding-block: clamp(2rem, 7vh, 5rem);
}

.home-brand-intro__content,
.home-search__content {
    min-width: 0;
}

.home-brand-intro__content h1 {
    max-width: none;
    margin: 0;
    color: var(--color-surface);
    font-size: clamp(2.35rem, 4.4vw, 4.5rem);
    letter-spacing: -0.05em;
    line-height: 0.94;
    white-space: nowrap;
}

.home-brand-intro__content p {
    margin-block: var(--space-md) 0;
    color: var(--color-primary-soft);
    font-size: clamp(1.15rem, 2.5vw, 1.75rem);
    font-weight: 600;
}

.home-brand-intro__scanline {
    position: absolute;
    z-index: 0;
    top: 0;
    right: 0;
    left: 0;
    height: 2px;
    pointer-events: none;
    background: linear-gradient(
        90deg,
        transparent,
        var(--color-accent),
        transparent
    );
    box-shadow: 0 0 1rem
        color-mix(in srgb, var(--color-accent) 72%, transparent);
    animation: home-intro-scan 5s linear infinite;
}

.home-search__content {
    max-width: 48rem;
}

.technology-motion {
    min-width: 0;
    min-height: 20rem;
    display: grid;
    place-items: center;
    overflow: hidden;
    border: 1px solid var(--color-border);
    border-radius: 1rem;
    background: linear-gradient(
        145deg,
        var(--color-surface),
        var(--color-primary-soft)
    );
}

.technology-motion__graphic {
    width: min(100%, 32rem);
    height: auto;
}

.technology-motion__frame {
    fill: var(--color-surface);
    stroke: var(--color-border);
    stroke-width: 2;
}

.technology-motion__orbit {
    fill: none;
    stroke: var(--color-secondary);
    stroke-dasharray: 8 12;
    stroke-width: 2;
    transform-origin: center;
    animation: technology-orbit 18s linear infinite;
}

.technology-motion__line {
    fill: none;
    stroke: var(--color-primary);
    stroke-dasharray: 520;
    stroke-dashoffset: 520;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 3;
    animation: technology-line-draw 5s ease-in-out infinite alternate;
}

.technology-motion__line:nth-of-type(even) {
    stroke: var(--color-accent);
    animation-delay: 0.7s;
}

.technology-motion__node {
    fill: var(--color-accent);
    stroke: var(--color-surface);
    stroke-width: 4;
    transform-box: fill-box;
    transform-origin: center;
    animation: technology-node-pulse 3s ease-in-out infinite;
}

.technology-motion__node:nth-of-type(even) {
    fill: var(--color-secondary);
    animation-delay: 0.8s;
}

.technology-motion__core {
    fill: var(--color-primary);
    stroke: var(--color-surface);
    stroke-width: 8;
}

.home-brand-intro .technology-motion {
    min-height: 18rem;
    border: 0;
    background: transparent;
}

.home-brand-intro .technology-motion__frame {
    fill: none;
    stroke: color-mix(in srgb, var(--color-primary-soft) 42%, transparent);
}

.home-brand-intro .technology-motion__line {
    stroke: var(--color-primary-soft);
}

.home-brand-intro .technology-motion__line:nth-of-type(even) {
    stroke: color-mix(in srgb, var(--color-accent) 55%, var(--color-surface));
}

.home-brand-intro .technology-motion__node {
    fill: color-mix(in srgb, var(--color-accent) 55%, var(--color-surface));
}

.home-brand-intro .technology-motion__orbit {
    stroke: color-mix(in srgb, var(--color-secondary) 55%, var(--color-surface));
}

.home-brand-intro .technology-motion__core {
    fill: var(--color-primary-soft);
    stroke: var(--color-primary);
}

@keyframes home-intro-scan {
    from {
        transform: translateY(-2px);
    }

    to {
        transform: translateY(calc(100svh - var(--site-header-height)));
    }
}

@keyframes technology-line-draw {
    to {
        stroke-dashoffset: 0;
    }
}

@keyframes technology-node-pulse {
    0%,
    100% {
        transform: scale(0.82);
        opacity: 0.68;
    }

    50% {
        transform: scale(1.16);
        opacity: 1;
    }
}

@keyframes technology-orbit {
    to {
        transform: rotate(360deg);
    }
}

.eyebrow {
    margin: 0;
    color: var(--color-primary);
    font-weight: 800;
}

.lead {
    color: var(--color-muted);
    font-size: 1.1rem;
}

.search-bar {
    max-width: 48rem;
    margin-top: var(--space-md);
}

.search-bar__controls {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: var(--space-sm);
}

.section-heading {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.section-heading h2 {
    margin: 0;
}

.shortcut-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-md);
}

.about-page {
    max-width: 64rem;
    margin-inline: auto;
}

.about-page > * + * {
    margin-top: var(--space-lg);
}

.about-hero {
    background: linear-gradient(
        135deg,
        var(--color-surface),
        var(--color-primary-soft)
    );
}

.about-hero h1,
.about-section h2 {
    margin-top: 0;
}

.about-intro {
    max-width: 62ch;
    margin-bottom: 0;
    color: var(--color-muted);
    font-size: clamp(1.05rem, 2vw, 1.2rem);
}

.about-feature-grid,
.about-audience-list {
    display: grid;
    gap: var(--space-md);
    margin-bottom: 0;
    padding: 0;
    list-style: none;
}

.about-feature-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.about-feature {
    padding: var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: 0.75rem;
    background: var(--color-background);
}

.about-feature h3 {
    margin-block: 0 0.5rem;
    color: var(--color-primary);
}

.about-feature p {
    margin: 0;
    color: var(--color-muted);
}

.about-audience-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.about-audience-list li {
    padding: var(--space-sm) var(--space-md);
    border-radius: 0.75rem;
    font-weight: 700;
    background: var(--color-primary-soft);
}

.technology-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-auto-rows: 1fr;
    align-items: stretch;
    gap: var(--space-md);
}

.shortcut-card,
.technology-card,
.category-overview-card,
.category-group,
.category-list a,
.patent-list article {
    border: 1px solid var(--color-border);
    border-radius: 0.75rem;
    background: var(--color-surface);
}

.shortcut-card {
    display: flex;
    flex-direction: column;
    padding: var(--space-md);
    color: var(--color-text);
    text-decoration: none;
}

.shortcut-card span,
.category-overview-card span,
.category-overview-card small,
.technology-card__meta,
.technology-card__facts,
.page-heading > p:not(.eyebrow) {
    color: var(--color-muted);
}

.category-overview-grid,
.category-group-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
    gap: var(--space-md);
}

.category-overview-card {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    padding: var(--space-md);
    color: var(--color-text);
    text-decoration: none;
}

.category-overview-card:hover,
.category-list a:hover {
    border-color: var(--color-primary);
}

.category-group {
    padding: var(--space-md);
}

.category-group h2,
.category-group p {
    margin-block: 0 0.5rem;
}

.category-preview-list {
    display: grid;
    gap: 0.4rem;
    margin-block: var(--space-sm);
    padding: 0;
    list-style: none;
}

.category-preview-list li,
.category-list a {
    display: grid;
    grid-template-columns: minmax(0, 1fr) max-content;
    align-items: baseline;
    gap: clamp(0.4rem, 1vw, var(--space-sm));
}

.category-preview-list a,
.category-list strong {
    min-width: 0;
    overflow-wrap: anywhere;
}

.category-preview-list span,
.field-help {
    color: var(--color-muted);
}

.category-count {
    justify-self: end;
    font-size: clamp(0.78rem, 0.72rem + 0.2vw, 0.875rem);
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}

.selected-category-group {
    margin-top: var(--space-lg);
}

.chip-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.chip-list a,
.technology-type {
    padding: 0.35rem 0.7rem;
    border-radius: 999px;
    font-size: 0.875rem;
    background: var(--color-primary-soft);
}

.technology-card {
    display: flex;
    flex-direction: column;
    min-width: 0;
    height: 100%;
    padding: var(--space-md);
}

.technology-card h3 {
    display: -webkit-box;
    min-height: 2.8em;
    margin-block: var(--space-sm);
    overflow: hidden;
    line-height: 1.4;
    overflow-wrap: anywhere;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}

.technology-card__summary {
    display: -webkit-box;
    min-height: 6em;
    overflow: hidden;
    line-height: 1.5;
    overflow-wrap: anywhere;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 4;
}

.technology-card__summary-empty {
    color: var(--color-muted);
}

.technology-card__action {
    align-self: flex-start;
    margin-top: auto;
    font-weight: 700;
}

.technology-card__meta {
    display: flex;
    align-items: center;
    min-width: 0;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.technology-card__facts,
.detail-list,
.detail-summary {
    margin-bottom: 0;
}

.technology-card__facts div,
.detail-list div,
.detail-summary div {
    display: grid;
    grid-template-columns: 6rem minmax(0, 1fr);
    gap: var(--space-sm);
    padding-block: 0.4rem;
}

.technology-card__facts dt,
.detail-list dt,
.detail-summary dt {
    font-weight: 700;
}

.technology-card__facts dd,
.detail-list dd,
.detail-summary dd {
    margin: 0;
    overflow-wrap: anywhere;
}

.filter-panel__query {
    margin-bottom: var(--space-md);
}

.filter-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.filter-grid--primary {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.advanced-filters {
    margin-bottom: var(--space-md);
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: 0.75rem;
}

.advanced-filters summary {
    color: var(--color-primary);
    font-weight: 700;
    cursor: pointer;
}

.advanced-filters .filter-grid {
    margin-block: var(--space-md) 0;
}

.filter-actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.active-filters {
    padding: var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: 0.75rem;
    background: var(--color-surface);
}

.active-filters h2 {
    margin-top: 0;
    font-size: 1rem;
}

.active-filters ul {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.active-filters li {
    padding: 0.35rem 0.7rem;
    border-radius: 999px;
    background: var(--color-primary-soft);
}

.pagination {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    margin-top: var(--space-lg);
}

.pagination a {
    padding: 0.6rem 1rem;
    border: 1px solid var(--color-primary);
    border-radius: 0.5rem;
    text-decoration: none;
    background: var(--color-surface);
}

.pagination__pages {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.4rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.pagination__pages a,
.pagination__current {
    display: inline-flex;
    min-width: 2.6rem;
    min-height: 2.6rem;
    align-items: center;
    justify-content: center;
    padding: 0.45rem;
}

.pagination__current {
    border: 2px solid var(--color-primary);
    border-radius: 0.5rem;
    font-weight: 700;
    background: var(--color-primary-soft);
}

.empty-state {
    padding: var(--space-lg);
    border: 1px dashed var(--color-border);
    border-radius: 0.75rem;
    text-align: center;
    color: var(--color-muted);
    background: var(--color-surface);
}

.technology-detail > * + * {
    margin-top: var(--space-lg);
}

.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    color: var(--color-muted);
}

.breadcrumb [aria-current="page"] {
    overflow: hidden;
    max-width: 32rem;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.detail-description p {
    max-width: 75ch;
    white-space: pre-line;
}

.patent-list {
    display: grid;
    gap: var(--space-sm);
}

.patent-list article {
    padding: var(--space-md);
}

.patent-list h3,
.patent-list p {
    margin-block: 0 0.4rem;
}

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

.category-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 20rem), 1fr));
    gap: clamp(var(--space-sm), 1.5vw, var(--space-md));
    padding: 0;
    list-style: none;
}

.category-list a {
    padding: clamp(var(--space-sm), 1.5vw, var(--space-md));
    color: var(--color-text);
    font-weight: 700;
    text-decoration: none;
}

.admin-stat-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--space-md);
}

.admin-stat-card,
.admin-action {
    padding: var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: 0.75rem;
    background: var(--color-surface);
}

.admin-stat-card p {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 700;
}

.admin-action form {
    margin-block: var(--space-md);
}

.notice-heading {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.notice-list {
    display: grid;
    gap: var(--space-sm);
    margin: 0;
    padding: 0;
    list-style: none;
}

.notice-card,
.notice-detail,
.notice-form {
    padding: clamp(var(--space-md), 3vw, var(--space-lg));
    border: 1px solid var(--color-border);
    border-radius: 1rem;
    background: var(--color-surface);
}

.notice-card {
    display: grid;
    grid-template-columns: minmax(0, 1fr) max-content;
    align-items: baseline;
    gap: var(--space-md);
}

.notice-card h2,
.notice-detail header h1 {
    margin-block: 0 0.35rem;
}

.notice-card a {
    color: var(--color-text);
}

.notice-card time,
.notice-detail time {
    color: var(--color-muted);
    white-space: nowrap;
}

.notice-detail > * + * {
    margin-top: var(--space-lg);
}

.notice-detail__content {
    white-space: pre-wrap;
    overflow-wrap: anywhere;
}

.notice-form {
    display: grid;
    max-width: 48rem;
    gap: var(--space-md);
}

.notice-form textarea {
    min-height: 16rem;
    resize: vertical;
}

.ntis-search {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 14rem), 1fr));
    align-items: end;
    gap: var(--space-md);
    margin-block: var(--space-lg);
}

.ntis-search > div,
.ntis-overview dl > div,
.ntis-card dl > div {
    display: grid;
    gap: var(--space-sm);
    min-width: 0;
}

.ntis-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 20rem), 1fr));
    gap: var(--space-md);
}

.ntis-card,
.ntis-detail,
.ntis-overview {
    min-width: 0;
    padding: var(--space-lg);
    border: 1px solid var(--color-border);
    border-radius: 1rem;
    background: var(--color-surface);
    overflow-wrap: anywhere;
}

.ntis-card {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-md);
}

.ntis-card > :last-child {
    margin-top: auto;
}

.ntis-card h3,
.ntis-card h2 {
    margin: 0;
}

.ntis-card dd,
.ntis-overview dd {
    margin: 0;
}

.ntis-overview {
    margin-block: var(--space-lg);
}

.notice-image-inputs,
.notice-image-field,
.notice-images {
    display: grid;
    gap: var(--space-md);
    min-width: 0;
}

.notice-image-field {
    padding: var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: 0.75rem;
}

.notice-image-inputs h2 {
    font-size: 1.25rem;
}

.notice-image-inputs h2 span {
    font-size: 1rem;
    color: var(--color-muted);
}

.notice-images figure {
    margin: 0;
    min-width: 0;
}

.notice-image {
    display: block;
    max-width: 100%;
    height: auto;
    border-radius: 0.5rem;
}

.notice-images figcaption {
    margin-top: var(--space-sm);
    overflow-wrap: anywhere;
    color: var(--color-muted);
}

.notice-form__actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.chat-hero {
    container-type: inline-size;
    border: 1px solid var(--color-border);
    border-radius: 1rem;
    background: linear-gradient(135deg, var(--color-primary-soft), var(--color-surface));
}

.chat-hero h1 {
    max-width: none;
    margin-block: 0.35rem var(--space-sm);
    font-size: clamp(0.75rem, 5cqi, 2rem);
    white-space: nowrap;
}

.chat-panel,
.chat-recommendation {
    padding: clamp(var(--space-md), 3vw, var(--space-lg));
    border: 1px solid var(--color-border);
    border-radius: 1rem;
    background: var(--color-surface);
}

.chat-hero,
.chat-panel {
    padding: clamp(var(--space-md), 4vw, var(--space-lg));
}

.chat-panel {
    max-width: none;
    margin-inline: 0;
}

.chat-examples {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-block: var(--space-md);
}

.chat-example {
    min-height: 2.5rem;
    border-color: var(--color-primary);
    border-radius: 999px;
    color: var(--color-primary);
    background: var(--color-primary-soft);
    font-weight: 600;
}

.chat-form {
    display: grid;
    gap: var(--space-sm);
}

.chat-form textarea {
    width: 100%;
    min-height: 9rem;
    padding: var(--space-sm);
    resize: vertical;
}

.chat-follow-up {
    display: flex;
    align-items: center;
    gap: calc(var(--space-sm) / 2);
    white-space: nowrap;
}

.chat-follow-up input {
    flex: 0 0 auto;
    width: 1rem;
    height: 1rem;
    min-height: auto;
    margin: 0;
    padding: 0;
}

.chat-form > button {
    justify-self: start;
    min-width: 10rem;
}

.form-error,
.chat-notice {
    padding: var(--space-sm);
    border-inline-start: 0.3rem solid var(--color-accent);
    background: var(--color-primary-soft);
}

.chat-recommendations {
    display: grid;
    gap: var(--space-md);
}

.chat-recommendation > *:first-child {
    margin-top: 0;
}

.chat-recommendation dl div {
    display: grid;
    grid-template-columns: minmax(5rem, 8rem) minmax(0, 1fr);
    gap: var(--space-sm);
}

.chat-recommendation dt {
    color: var(--color-muted);
    font-weight: 700;
}

.chat-recommendation dd {
    min-width: 0;
    margin: 0;
}

.chat-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    margin-bottom: 0;
    font-weight: 700;
}

.site-footer {
    padding-block: var(--space-md);
    border-top: 1px solid var(--color-border);
    color: var(--color-muted);
    background: var(--color-surface);
    text-align: center;
}

.site-footer p {
    margin: 0;
}

@media (max-width: 48rem) {
    :root {
        --site-header-height: 6.5rem;
    }

    .site-header__inner,
    .section-heading,
    .notice-heading {
        align-items: flex-start;
        flex-direction: column;
    }

    .site-header nav {
        width: 100%;
    }

    .site-brand__mark {
        width: 2.25rem;
        height: 2.25rem;
    }

    .home-brand-intro__inner {
        grid-template-columns: 1fr;
        align-content: center;
        gap: var(--space-md);
    }

    .home-brand-intro .technology-motion {
        min-height: 14rem;
    }

    .search-bar__controls,
    .shortcut-grid,
    .about-feature-grid,
    .about-audience-list,
    .technology-grid,
    .filter-grid,
    .filter-grid--primary,
    .category-overview-grid,
    .category-group-grid,
    .category-list,
    .admin-stat-grid {
        grid-template-columns: 1fr;
    }

    .search-bar button,
    .filter-panel button {
        width: 100%;
    }

    .technology-card__facts div,
    .detail-list div,
    .detail-summary div {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .filter-actions {
        align-items: stretch;
        flex-direction: column;
    }

    .breadcrumb [aria-current="page"] {
        max-width: 16rem;
    }

    .chat-hero,
    .chat-panel {
        padding: var(--space-sm);
    }

    .chat-form > button {
        width: 100%;
    }

    .chat-recommendation dl div {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .notice-card {
        grid-template-columns: 1fr;
        gap: 0.35rem;
    }

    .notice-form__actions {
        align-items: stretch;
        flex-direction: column;
    }

    .notice-form__actions button {
        width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {
    .home-brand-intro__scanline,
    .technology-motion__line,
    .technology-motion__node,
    .technology-motion__orbit {
        animation: none;
    }

    .technology-motion__line {
        stroke-dashoffset: 0;
    }
}