:root {
    --bg-top: #f5f7fb;
    --bg-bottom: #ffffff;
    --surface: #ffffff;
    --surface-muted: #f1f3f9;
    --accent: #2f66f6;
    --accent-muted: rgba(47, 102, 246, 0.12);
    --accent-strong: #1fbba6;
    --text-primary: #17213a;
    --text-secondary: #5c6475;
    --border: rgba(23, 33, 58, 0.12);
    --radius-lg: 28px;
    --radius-md: 20px;
    --radius-sm: 14px;
    --shadow: 0 18px 40px rgba(40, 58, 110, 0.14);
}

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

body.site-body {
    margin: 0;
    font-family: 'Manrope', 'Segoe UI', sans-serif;
    color: var(--text-primary);
    background: linear-gradient(180deg, var(--bg-top) 0%, var(--bg-bottom) 100%);
    line-height: 1.6;
}

a {
    color: inherit;
    text-decoration: none;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

.skip-link {
    position: absolute;
    left: -9999px;
    top: 18px;
    background: var(--accent);
    color: #fff;
    padding: 12px 18px;
    border-radius: 14px;
    z-index: 50;
}

.skip-link:focus {
    left: 18px;
}

.shell {
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
}

.site-header {
    padding: 18px 0;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(23, 33, 58, 0.08);
}

.header-grid {
    display: flex;
    align-items: center;
    gap: 28px;
}

.brand-block {
    display: flex;
    align-items: center;
    gap: 18px;
}

.brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    overflow: hidden;
}
.brand-mark img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

.brand-text {
    display: grid;
    gap: 2px;
}

.brand-name {
    font-size: 1.32rem;
    font-weight: 700;
    color: var(--text-primary);
}

.brand-name:focus {
    outline: 2px solid var(--accent);
    outline-offset: 4px;
    border-radius: 6px;
}

.brand-tag {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.nav-toggle {
    display: none;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: var(--surface);
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    margin-left: auto;
}

.nav-toggle span {
    width: 22px;
    height: 2px;
    background: var(--text-primary);
}

.main-nav {
    margin-left: auto;
}

.nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
    gap: 20px;
}

.nav-list a {
    position: relative;
    padding: 6px 0;
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.98rem;
    transition: color 0.2s ease;
}

.nav-list a::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -10px;
    height: 2px;
    background: var(--accent);
    opacity: 0;
    transform: scaleX(0.6);
    transform-origin: center;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.nav-list a:hover,
.nav-list a:focus {
    color: var(--text-primary);
}

.nav-list a:hover::after,
.nav-list a:focus::after {
    opacity: 1;
    transform: scaleX(1);
}

.main-area {
    display: grid;
    gap: 10px;
    padding-bottom: 80px;
}

.message-stack {
    display: grid;
    gap: 12px;
}

.alert {
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    font-weight: 600;
}

.alert-success {
    background: rgba(31, 187, 166, 0.18);
    color: #0a7a6b;
}

.alert-error {
    background: rgba(220, 38, 38, 0.16);
    color: #8d1f1f;
}

.alert-warning {
    background: rgba(250, 204, 21, 0.22);
    color: #8a6505;
}

.hero-section {
    display: grid;
    grid-template-columns: minmax(0, 1.08fr) minmax(280px, 0.92fr);
    gap: 48px;
    align-items: stretch;
}

.hero-section--single {
    grid-template-columns: 1fr;
    max-width: none;
}

.hero-copy {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.hero-eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.18rem;
    font-size: 0.78rem;
    color: var(--accent);
    font-weight: 700;
    margin-top: 20px;
}

.hero-section h1 {
    margin: 0;
    font-size: clamp(2.4rem, 4.5vw, 3.1rem);
    line-height: 1.18;
}

.hero-section p {
    margin: 0;
    color: var(--text-secondary);
}

.search-hero {
    margin-top: 12px;
}

.hero-board {
    margin-top: 0;
}

.hero-filters {
    gap: 14px;
    grid-template-columns: repeat(2, minmax(220px, 1fr));
    align-items: end;
}

.hero-actions {
    grid-column: 1 / -1;
    justify-content: flex-end;
    align-self: center;
    gap: 12px;
    width: 100%;
}

.hero-actions .btn-primary {
    padding: 0 78px;
    min-width: 155px;
    border-radius: 18px;
    font-size: 1.02rem;
    box-shadow: 0 18px 34px rgba(47, 102, 246, 0.22);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.hero-actions .btn-primary:hover,
.hero-actions .btn-primary:focus {
    transform: translateY(-1px);
    box-shadow: 0 22px 38px rgba(47, 102, 246, 0.26);
}

.hero-actions .btn-reset {
    display: none;
}

.hero-board .suggestions {
    left: 0;
    right: 0;
    width: 100%;
    max-width: 100%;
}

.faq-hero {
    padding-bottom: 0;
}

.faq-card {
    margin-top: 28px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 26px;
    box-shadow: var(--shadow);
    display: grid;
    gap: 12px;
}

.faq-card h2 {
    margin: 0;
    font-size: 1.18rem;
    font-weight: 700;
    color: var(--text-primary);
}

.faq-card p {
    margin: 0;
    color: var(--text-secondary);
    line-height: 1.55;
}

.faq-section .faq-card:first-of-type {
    margin-top: 0;
}

.suggestions {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    background: var(--surface);
    border-radius: 18px;
    border: 1px solid rgba(23, 33, 58, 0.14);
    box-shadow: 0 20px 44px rgba(23, 33, 58, 0.18);
    display: none;
    overflow: hidden;
    z-index: 32;
    max-height: 320px;
    overflow-y: auto;
}

.suggestions.open {
    display: flex;
    flex-direction: column;
}

.suggestions button {
    display: grid;
    grid-template-columns: max-content 1fr;
    align-items: center;
    width: 100%;
    padding: 12px 18px;
    background: transparent;
    border: none;
    font-size: 0.95rem;
    color: var(--text-primary);
    cursor: pointer;
    column-gap: 18px;
}

.suggestions button:hover,
.suggestions button:focus {
    background: var(--surface-muted);
}

.suggestions .code {
    font-weight: 700;
    color: var(--accent);
    text-align: left;
    justify-self: start;
    font-variant-numeric: tabular-nums;
}

.suggestions .title {
    text-align: right;
    justify-self: end;
    line-height: 1.35;
    color: var(--text-primary);
}

.input-icon.has-suggestions {
    position: relative;
    z-index: 5;
}

.input-icon.has-suggestions .suggestions {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    width: 100%;
}

.explore-card--cta {
    background: rgba(47, 102, 246, 0.12);
    border: 1px solid rgba(47, 102, 246, 0.24);
}

.explore-card--cta .explore-code {
    color: var(--text-secondary);
    letter-spacing: normal;
}

.search-hero .suggestions {
    left: 0;
    right: 0;
    width: 100%;
    max-width: none;
    transform: none;
}

.catalog-board .suggestions {
    left: 0;
    right: auto;
    width: clamp(360px, 65vw, 720px);
    max-width: calc(100vw - 48px);
    border-radius: 18px;
    box-shadow: 0 18px 40px rgba(23, 33, 58, 0.16);
}

.hero-board.catalog-board .suggestions {
    left: 0;
    right: 0;
    width: 100%;
    max-width: 100%;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 18px;
    margin: 30px auto 0;
    width: min(640px, 100%);
    text-align: center;
    justify-items: center;
}

.hero-stats div {
    display: grid;
    gap: 6px;
}

.hero-stats p {
    margin: 0;
    color: var(--text-secondary);
}

.hero-aside {
    display: flex;
    justify-content: center;
    align-self: flex-start;
    margin-top: 20px;
}

.hero-aside .glass-card {
    width: 100%;
    max-width: 360px;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.hero-stats span {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent);
}

.glass-card {
    background: rgba(255, 255, 255, 0.95);
    border-radius: var(--radius-lg);
    padding: 28px;
    box-shadow: var(--shadow);
    backdrop-filter: blur(10px);
}

.hero-aside .glass-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.hero-aside .glass-card li {
    display: flex;
    gap: 14px;
    align-items: flex-start;
}

.icon-circle {
    width: 42px;
    height: 42px;
    border-radius: 16px;
    background: var(--accent-muted);
    color: var(--accent);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.section-block {
    display: grid;
    gap: 28px;
    padding: 48px 0;
}

.section-header {
    display: grid;
gap: 12px;
}
.section-block.section-intro {
    padding: 12px 0 4px;
    gap: 12px;
}

.section-results {
    padding: 4px 0 20px;
    gap: 14px;
}

.section-block > header:not(.section-header) {
    display: grid;
    gap: 12px;
}

.section-block > header:not(.section-header) h1,
.section-block > header:not(.section-header) h2 {
    margin: 0;
}

.section-block > header:not(.section-header) p {
    margin: 0;
    color: var(--text-secondary);
}

.section-eyebrow {
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.16rem;
    color: var(--accent);
    font-weight: 700;
}

.section-header h2 {
    margin: 0;
    font-size: clamp(1.9rem, 3vw, 2.4rem);
}

.section-header p {
    margin: 0;
    color: var(--text-secondary);
}

.result-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 16px;
}

.result-card {
    background: var(--surface);
    border-radius: var(--radius-md);
    padding: 20px;
    border: 1px solid rgba(23, 33, 58, 0.12);
    box-shadow: 0 14px 32px rgba(23, 33, 58, 0.12);
    display: grid;
    gap: 8px;
    transition: transform 0.2s ease;
}

.result-card:hover {
    transform: translateY(-3px);
}

.result-card .code {
    color: var(--accent);
    font-weight: 700;
}

.btn-link {
    color: var(--accent);
    font-weight: 600;
}

.explore-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
}

.explore-card {
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 18px 20px;
    background: var(--surface);
    border-radius: 18px;
    border: 1px solid rgba(23, 33, 58, 0.12);
    box-shadow: 0 14px 30px rgba(23, 33, 58, 0.12);
    text-decoration: none;
    color: inherit;
    transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.explore-card:hover,
.explore-card:focus {
    transform: translateY(-2px);
    border-color: rgba(47, 102, 246, 0.4);
    box-shadow: 0 18px 36px rgba(23, 33, 58, 0.16);
}

.explore-icon {
    width: 46px;
    height: 46px;
    border-radius: 12px;
    background: rgba(47, 102, 246, 0.12);
    color: var(--accent);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.explore-icon svg {
    width: 24px;
    height: 24px;
}

.explore-content {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.explore-content h3 {
    margin: 0;
    font-size: 1rem;
    font-weight: 700;
    line-height: 1.3;
    color: var(--text-primary);
}

.explore-code {
    font-weight: 600;
    color: var(--accent);
    font-size: 0.85rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.catalog-board {
    background: var(--surface);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    padding: 20px;
    box-shadow: var(--shadow);
    display: grid;
    gap: 14px;
    margin-top: 4px;
    overflow: visible;
}

.catalog-filters {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 14px;
    align-items: end;
}

.catalog-filters > div {
    position: relative;
}

.catalog-filters label {
    font-weight: 600;
    margin-bottom: 6px;
    display: block;
}

.catalog-filters input,
.catalog-filters select {
    width: 100%;
    height: 46px;
    border-radius: 14px;
    border: 1px solid var(--border);
    padding: 0 14px;
    font-size: 1rem;
    background: var(--surface-muted);
}

.catalog-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-end;
    padding-top: 0;
    align-self: end;
}

.results-count {
    margin: 0;
    font-weight: 600;
    color: var(--text-secondary);
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 46px;
    padding: 0 18px;
    border-radius: 14px;
    background: var(--accent);
    color: #fff;
    border: none;
    font-weight: 600;
    cursor: pointer;
}

.btn-reset {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 46px;
    padding: 0 18px;
    border-radius: 14px;
    border: 1px solid rgba(23, 33, 58, 0.14);
    color: var(--text-secondary);
    font-weight: 600;
    background: rgba(255, 255, 255, 0.8);
    transition: color 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.btn-reset:hover,
.btn-reset:focus {
    color: var(--accent);
    border-color: rgba(47, 102, 246, 0.4);
    background: rgba(47, 102, 246, 0.08);
}

.catalog-grid {
    display: grid;
    gap: 12px;
}

.catalog-card {
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 20px;
    background: var(--surface);
    box-shadow: var(--shadow);
    display: grid;
    gap: 10px;
    scroll-margin-top: 88px;
}

.catalog-card header {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

.badge {
    padding: 6px 12px;
    border-radius: 999px;
    background: rgba(31, 187, 166, 0.16);
    color: var(--accent-strong);
    font-size: 0.85rem;
    font-weight: 600;
}

.catalog-card .result-code {
    font-size: 1.18rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    color: var(--accent);
}

.meta {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.detail-hero {
    display: grid;
    gap: 18px;
}

.breadcrumb-rail {
    margin-top: 1.5rem;
}

.breadcrumb-rail ol {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.breadcrumb-chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    border-radius: 14px;
    background: rgba(23, 33, 58, 0.08);
    color: var(--text-secondary);
    font-size: 0.82rem;
    line-height: 1.3;
    white-space: nowrap;
    max-width: 220px;
    overflow: hidden;
    text-overflow: ellipsis;
}

.breadcrumb-chip:hover {
    background: rgba(47, 102, 246, 0.15);
    color: var(--text-primary);
}

.breadcrumb-chip.is-current {
    background: var(--accent);
    color: #fff;
}

.breadcrumb-chip.is-current .crumb-code,
.breadcrumb-chip.is-current .crumb-title {
    color: #fff;
}

.hero-panel {
    background: var(--surface);
    border-radius: 32px;
    border: 1px solid rgba(23, 33, 58, 0.08);
    padding: 32px;
    box-shadow: 0 26px 60px rgba(23, 33, 58, 0.14);
    display: grid;
    gap: 24px;
}

.hero-top-row {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.hero-tags {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.hero-chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 999px;
    background: rgba(47, 102, 246, 0.12);
    color: var(--accent);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.hero-level {
    background: rgba(23, 33, 58, 0.08);
    color: var(--text-secondary);
}

.hero-headline {
    display: grid;
    gap: 6px;
}

.hero-code {
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 0.06em;
}

.hero-headline h1 {
    margin: 0;
    font-size: clamp(1.8rem, 3vw, 2.2rem);
    line-height: 1.3;
}

.hero-meta-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
}

.meta-block {
    background: rgba(23, 33, 58, 0.05);
    border-radius: 16px;
    padding: 18px 20px;
    min-width: 220px;
    display: grid;
    gap: 4px;
}

.meta-label {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-secondary);
}

.meta-value {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-primary);
}

.meta-parent-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.meta-parent-code {
    font-weight: 700;
    color: var(--accent);
}

.meta-parent-title {
    color: var(--text-secondary);
}

.hero-stats dt {
    margin: 0;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-secondary);
}

.hero-stats dd {
    margin: 4px 0 0;
    font-size: 1rem;
    font-weight: 600;
}

.parent-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-primary);
    font-weight: 600;
}

.parent-link:hover {
    color: var(--accent);
}

.parent-code {
    color: var(--accent);
    font-weight: 700;
}

.parent-title {
    color: var(--text-secondary);
}

.detail-grid {
    display: grid;
    gap: 24px;
}

.content-wrapper {
    display: grid;
    gap: 12px;
}

.card {
    background: var(--surface);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    padding: 28px;
    box-shadow: var(--shadow);
    display: grid;
    gap: 16px;
}

.card p {
    margin: 0 0 12px;
}

.card p:last-child {
    margin-bottom: 0;
}

.code-note {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.child-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 16px;
}

.child-grid a {
    display: grid;
    gap: 8px;
    padding: 18px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    background: var(--surface-muted);
    color: var(--text-primary);
    box-shadow: var(--shadow);
}

.info-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 12px;
}

.info-list li {
    position: relative;
    padding-left: 18px;
}

.info-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 9px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
}

.info-steps {
    list-style: none;
    padding: 0;
    margin: 0;
    counter-reset: step;
    display: grid;
    gap: 16px;
}

.info-steps li {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 12px;
    align-items: start;
}

.info-steps li span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    background: rgba(31, 187, 166, 0.16);
    color: var(--accent-strong);
    font-weight: 700;
}

.idea-grid {
    display: grid;
    gap: 24px;
}

.idea-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px;
    box-shadow: var(--shadow);
    display: grid;
    gap: 18px;
}
.idea-headline {
    display: flex;
    gap: 16px;
    align-items: center;
}

.idea-badge {
    width: 42px;
    height: 42px;
    border-radius: var(--radius-sm);
    background: var(--accent-muted);
    color: var(--accent);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

.idea-points {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 10px;
}

.idea-points li {
    position: relative;
    padding-left: 18px;
}

.idea-points li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 9px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent-strong);
}

.idea-codes {
    background: var(--surface-muted);
    border-radius: var(--radius-md);
    padding: 18px;
    display: grid;
    gap: 12px;
}

.idea-codes ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 8px;
}

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

.data-table {
    width: 100%;
    border-collapse: collapse;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.data-table th,
.data-table td {
    padding: 12px 14px;
    border-bottom: 1px solid rgba(23, 33, 58, 0.12);
    text-align: left;
}

.data-table thead {
    background: rgba(47, 102, 246, 0.14);
}

.data-table tbody tr {
    cursor: pointer;
    transition: background 0.15s ease;
}

.data-table tbody tr:hover,
.data-table tbody tr:focus-within {
    background: rgba(47, 102, 246, 0.08);
}

.site-footer {
    background: #0f172a;
    color: #d5ddf2;
    padding: 44px 0;
}

.footer-grid {
    display: grid;
    gap: 24px;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    align-items: start;
}

.footer-brand p {
    margin: 0 0 8px;
}

.footer-links {
    display: grid;
    gap: 12px;
}

.footer-links a {
    color: #d5ddf2;
    font-weight: 600;
}

.footer-meta {
    color: #9fa8c5;
    font-size: 0.95rem;
}

.footer-meta .small-print {
    margin-top: 6px;
    font-size: 0.85rem;
}

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

    .hero-actions {
        justify-content: flex-start;
        width: 100%;
    }

    .catalog-board .suggestions {
        left: -18px;
        right: -18px;
        width: calc(100% + 36px);
        max-width: none;
    }
}

@media (max-width: 960px) {
    .header-grid {
        flex-wrap: wrap;
        gap: 18px;
        align-items: flex-start;
    }

    .nav-toggle {
        display: inline-flex;
    }

    .main-nav {
        display: none;
        width: 100%;
        margin-left: 0;
        border-top: 1px solid rgba(23, 33, 58, 0.1);
        padding-top: 12px;
    }

    .main-nav.menu-open {
        display: block;
    }

    .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .nav-list a {
        width: 100%;
        justify-content: flex-start;
        padding: 10px 0;
    }

    .nav-list a::after {
        bottom: -4px;
    }

    .hero-section {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .hero-aside {
        justify-content: flex-start;
    }

    .hero-aside .glass-card {
        max-width: 100%;
    }

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

    .search-grid select {
        min-width: 0;
    }

    .search-grid input[type="search"] {
        min-width: 0;
    }

    .suggestions {
        position: static;
        margin-top: 10px;
        left: auto;
        right: auto;
    }

    .catalog-actions {
        flex-direction: column;
        align-items: stretch;
        justify-content: flex-start;
        padding-top: 0;
    }

    .detail-meta {
        flex-direction: column;
        align-items: flex-start;
    }

    .hero-panel {
        border-radius: 24px;
        padding: 26px;
    }

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

@media (max-width: 640px) {
    .shell {
        width: calc(100% - 24px);
    }

    .brand-block {
        gap: 12px;
    }

    .brand-mark {
        width: 48px;
        height: 48px;
    }
    .brand-mark img {
        width: 100%;
        height: 100%;
    }

    .hero-actions {
        justify-content: center;
    }

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

    .hero-panel {
        padding: 22px;
        border-radius: 20px;
    }

    .explore-card {
        min-height: 0;
        gap: 14px;
    }

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

.hero-aside .glass-card ul {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.hero-aside .glass-card li {
    display: flex;
    gap: 14px;
    align-items: flex-start;
}

.hero-aside .glass-card li svg {
    flex-shrink: 0;
}

.catalogo-grid {
    display: grid;
    gap: 14px;
    max-width: 720px;
    margin: 0 auto;
}

.catalogo-card {
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 18px 20px;
    background: var(--surface);
    border: 1px solid rgba(23, 33, 58, 0.12);
    border-radius: 18px;
    box-shadow: 0 12px 28px rgba(23, 33, 58, 0.12);
    text-decoration: none;
    color: inherit;
    transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.catalogo-card:hover,
.catalogo-card:focus {
    transform: translateY(-2px);
    border-color: rgba(47, 102, 246, 0.4);
    box-shadow: 0 18px 36px rgba(23, 33, 58, 0.14);
}

.catalogo-icon {
    width: 46px;
    height: 46px;
    border-radius: 12px;
    background: rgba(47, 102, 246, 0.12);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    flex-shrink: 0;
}

.catalogo-icon svg {
    width: 24px;
    height: 24px;
}

.catalogo-text {
    display: grid;
    gap: 4px;
}

.catalogo-text h3 {
    margin: 0;
    font-size: 1.02rem;
    font-weight: 700;
    color: var(--text-primary);
}

.catalogo-code {
    font-weight: 600;
    color: var(--accent);
    font-size: 0.88rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}