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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;
    padding-top: var(--header-height, 88px);
    background:
        radial-gradient(circle at 12% 12%, rgba(255, 154, 76, 0.14), transparent 22%),
        radial-gradient(circle at 88% 12%, rgba(255, 191, 121, 0.12), transparent 26%),
        linear-gradient(180deg, #02050a 0%, #04080f 34%, #03070c 100%);
    color: var(--color-text, #f7f1e9);
    font-family: var(--font-body, system-ui, sans-serif);
    font-size: 1rem;
    line-height: 1.7;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: linear-gradient(180deg, rgba(0,0,0,0.2), transparent 76%);
    pointer-events: none;
    z-index: -1;
}

a {
    color: var(--color-text, #f7f1e9);
    text-decoration-thickness: 1px;
    text-underline-offset: 0.18em;
}

a:hover {
    color: var(--color-accent, #ff9a4c);
}

img {
    display: block;
    max-width: 100%;
    height: auto;
}

h1, h2, h3, h4 {
    margin: 0 0 0.8rem;
    font-family: var(--font-display, system-ui, sans-serif);
    font-weight: 300;
    letter-spacing: -0.02em;
    line-height: 1.12;
}

p {
    margin: 0 0 1rem;
}

ul, ol {
    margin: 0 0 1rem;
    padding-left: 1.25rem;
}

.section-inner {
    width: min(calc(100% - 2.4rem), var(--content-width, 1240px));
    margin: 0 auto;
}

.section-inner--narrow {
    width: min(calc(100% - 2.4rem), var(--content-width-narrow, 820px));
}

.section-eyebrow {
    margin-bottom: 0.7rem;
    color: var(--color-accent, #ff9a4c);
    font-size: 0.88rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3.4rem);
}

.section-copy {
    color: var(--color-text-muted, #b7bcc6);
    font-size: 1.06rem;
    max-width: 62rem;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    min-height: 3.5rem;
    padding: 0.85rem 1.45rem;
    border: 1px solid transparent;
    border-radius: 0.95rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    text-decoration: none;
    transition: transform 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

.button:hover {
    transform: translateY(-1px);
}

.button--primary {
    background: linear-gradient(135deg, #ff9a4c 0%, #ffbf79 100%);
    color: #111;
}

.button--secondary {
    background: rgba(255,255,255,0.02);
    border-color: var(--color-border, rgba(255,255,255,0.12));
    color: var(--color-text, #f7f1e9);
}

.site-header {
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
    z-index: 50;
    backdrop-filter: blur(18px);
    background: rgba(3, 7, 12, 0.74);
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.site-header__inner {
    width: min(calc(100% - 2.4rem), var(--content-width, 1240px));
    margin: 0 auto;
    min-height: var(--header-height, 88px);
    display: grid;
    grid-template-columns: auto 1fr auto auto;
    align-items: center;
    gap: 1.5rem;
}

.site-logo {
    display: inline-flex;
    flex-direction: column;
    gap: 0.2rem;
    text-decoration: none;
}

.site-logo__line {
    display: flex;
    align-items: baseline;
    gap: 0.42rem;
    font-family: var(--font-display, system-ui, sans-serif);
    font-size: clamp(1.4rem, 1.8vw, 2rem);
    letter-spacing: -0.04em;
}

.site-logo__mark {
    color: var(--color-accent, #ff9a4c);
    font-weight: 700;
}

.site-logo__text {
    color: var(--color-text, #f7f1e9);
    font-weight: 300;
}

.site-logo__tagline {
    color: var(--color-text-soft, #9198a4);
    font-size: 0.78rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
}

.site-nav {
    justify-self: center;
}

.site-nav__list {
    display: flex;
    align-items: center;
    gap: 1.45rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.site-nav__item {
    position: relative;
}

.site-nav__item::after {
    content: "";
    position: absolute;
    top: 100%;
    left: -0.75rem;
    right: -0.75rem;
    height: 0.9rem;
}

.site-nav__link-row {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.site-nav__link-row a,
.nav-dropdown-toggle {
    color: var(--color-text, #f7f1e9);
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.site-nav__link-row a:hover,
.site-nav__link-row a.is-active,
.nav-dropdown-toggle:hover {
    color: var(--color-accent, #ff9a4c);
}

.nav-dropdown-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.4rem;
    height: 1.4rem;
    padding: 0;
    background: transparent;
    border: 0;
    cursor: pointer;
}

.nav-chevron {
    display: inline-block;
    width: 0.55rem;
    height: 0.55rem;
    border-right: 1px solid currentColor;
    border-bottom: 1px solid currentColor;
    transform: rotate(45deg) translateY(-0.08rem);
}

.nav-dropdown {
    position: absolute;
    top: calc(100% + 0.55rem);
    left: 0;
    min-width: 15rem;
    margin: 0;
    padding: 0.9rem 0;
    list-style: none;
    border: 1px solid var(--color-border, rgba(255,255,255,0.12));
    border-radius: 1rem;
    background: rgba(9, 15, 24, 0.98);
    box-shadow: var(--shadow-card, 0 24px 80px rgba(0,0,0,0.34));
    opacity: 0;
    visibility: hidden;
    transform: translateY(0.45rem);
    transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s ease;
}

.site-nav__item:hover .nav-dropdown,
.site-nav__item:focus-within .nav-dropdown,
.site-nav__item.is-open .nav-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nav-dropdown li {
    margin: 0;
}

.nav-dropdown a {
    display: block;
    padding: 0.56rem 1.1rem;
    font-size: 0.95rem;
    font-weight: 500;
    text-transform: none;
    letter-spacing: 0;
}

.header-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 3rem;
    padding: 0.75rem 1.2rem;
    border-radius: 0.8rem;
    background: linear-gradient(135deg, #ff9a4c 0%, #ffbf79 100%);
    color: #111;
    font-size: 0.88rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    text-decoration: none;
    text-transform: uppercase;
}

.nav-hamburger {
    display: none;
    align-items: center;
    justify-content: center;
    gap: 0.1rem;
    width: 4.2rem;
    padding: 0.2rem 0;
    background: transparent;
    border: 0;
    color: var(--color-text, #f7f1e9);
    cursor: pointer;
    justify-self: end;
}

.nav-hamburger__icon {
    display: flex;
    flex-direction: column;
    gap: 0.28rem;
    margin-bottom: 0.22rem;
}

.nav-hamburger__icon span {
    width: 1.55rem;
    height: 2px;
    border-radius: 999px;
    background: currentColor;
}

.nav-hamburger__label {
    font-size: 0.64rem;
    letter-spacing: 0.18em;
}

.breadcrumbs {
    padding: 1.4rem 0 0;
}

.breadcrumbs__list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.42rem;
    list-style: none;
    margin: 0;
    padding: 0;
    color: var(--color-text-soft, #9198a4);
    font-size: 0.9rem;
}

.breadcrumbs__item + .breadcrumbs__item::before {
    content: "/";
    margin-right: 0.42rem;
}

.breadcrumbs__item.is-current {
    color: var(--color-text, #f7f1e9);
}

.site-main {
    position: relative;
    z-index: 1;
}

.home-hero {
    position: relative;
    overflow: clip;
    min-height: min(56rem, calc(100vh - var(--header-height) + 4rem));
}

.home-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(90deg, rgba(3, 7, 12, 0.98) 0%, rgba(3, 7, 12, 0.92) 38%, rgba(3, 7, 12, 0.52) 60%, rgba(3, 7, 12, 0.22) 100%),
        radial-gradient(circle at 20% 30%, rgba(255, 154, 76, 0.12), transparent 28%);
    z-index: 1;
}

.home-hero__scene {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(0deg, rgba(3,7,12,0.32), rgba(3,7,12,0.1)),
        url('/assets/images/home-hero-reference.png');
    background-size: cover;
    background-position: 74% 18%;
    filter: saturate(0.94) brightness(0.9);
}

.home-hero__inner {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(18rem, 1fr);
    gap: 2rem;
    align-items: end;
    min-height: inherit;
    padding: clamp(5rem, 12vw, 9rem) 0 4rem;
}

.home-hero__panel {
    max-width: 36rem;
}

.home-hero__headline {
    margin-bottom: 1.4rem;
    font-size: clamp(3.4rem, 8vw, 7.6rem);
    line-height: 0.94;
    text-transform: uppercase;
}

.home-hero__headline span {
    display: block;
}

.home-hero__headline .accent {
    color: var(--color-accent, #ff9a4c);
}

.home-hero__summary {
    color: var(--color-text-muted, #b7bcc6);
    font-size: clamp(1.08rem, 1.9vw, 1.35rem);
    max-width: 31rem;
}

.home-hero__proof {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.8rem;
    margin: 2rem 0;
}

.home-proof-card {
    min-height: 6.4rem;
    padding: 1rem;
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 1rem;
    background: rgba(8, 13, 20, 0.54);
}

.home-proof-card strong {
    display: block;
    margin-bottom: 0.35rem;
    color: var(--color-accent, #ff9a4c);
    font-size: 0.88rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.home-proof-card span {
    color: var(--color-text-muted, #b7bcc6);
    font-size: 0.92rem;
}

.home-hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.home-logo-row {
    border-top: 1px solid rgba(255,255,255,0.08);
    border-bottom: 1px solid rgba(255,255,255,0.08);
    background: rgba(6, 10, 16, 0.82);
}

.home-logo-row__inner {
    display: flex;
    align-items: center;
    gap: 2.4rem;
    min-height: 5.1rem;
    overflow-x: auto;
}

.home-logo-row__eyebrow {
    color: var(--color-text-soft, #9198a4);
    font-size: 0.8rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    white-space: nowrap;
}

.home-logo-row__item {
    color: rgba(255,255,255,0.68);
    font-family: var(--font-display, system-ui, sans-serif);
    font-size: clamp(1.2rem, 2vw, 2rem);
    font-weight: 600;
    white-space: nowrap;
}

.section-block {
    padding: 5rem 0;
}

.section-block--tight {
    padding: 3.5rem 0;
}

.panel {
    border: 1px solid var(--color-border, rgba(255,255,255,0.12));
    border-radius: var(--radius-large, 28px);
    background: rgba(9, 15, 24, 0.68);
    box-shadow: var(--shadow-card, 0 24px 80px rgba(0,0,0,0.34));
}

.skill-grid,
.feature-card-grid,
.portfolio-grid,
.glossary-grid,
.faq-grid,
.directory-grid,
.path-grid,
.category-grid {
    display: grid;
    gap: 1.2rem;
}

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

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

.portfolio-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
}

.path-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
}

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

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

.skill-card,
.feature-card,
.glossary-card,
.faq-card,
.directory-card,
.portfolio-card,
.path-card,
.info-card {
    position: relative;
    overflow: hidden;
    min-height: 100%;
    padding: 1.45rem;
    border: 1px solid var(--color-border, rgba(255,255,255,0.12));
    border-radius: var(--radius-medium, 18px);
    background: rgba(10, 15, 24, 0.84);
}

.skill-card__eyebrow,
.feature-card__eyebrow,
.directory-card__eyebrow,
.portfolio-card__eyebrow {
    display: block;
    margin-bottom: 0.55rem;
    color: var(--color-accent, #ff9a4c);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.skill-card h3,
.feature-card h3,
.directory-card h3,
.portfolio-card h3,
.path-card h3 {
    font-size: 1.35rem;
}

.skill-card p,
.feature-card p,
.directory-card p,
.portfolio-card p,
.glossary-card p,
.faq-card p,
.info-card p {
    color: var(--color-text-muted, #b7bcc6);
}

.feature-card__meta,
.directory-card__meta {
    color: var(--color-text-soft, #9198a4);
    font-size: 0.92rem;
}

.feature-card__link,
.directory-card__link,
.glossary-card__link,
.faq-card__link {
    margin-top: 1rem;
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    color: var(--color-accent, #ff9a4c);
    font-weight: 700;
    text-decoration: none;
}

.home-portfolio {
    display: grid;
    grid-template-columns: minmax(16rem, 0.9fr) minmax(0, 2fr);
    gap: 0;
    overflow: hidden;
}

.home-portfolio__intro {
    padding: 2rem;
    border-right: 1px solid var(--color-border, rgba(255,255,255,0.12));
    background: linear-gradient(180deg, rgba(7, 11, 18, 0.98), rgba(10, 16, 24, 0.88));
}

.home-portfolio__intro p {
    color: var(--color-text-muted, #b7bcc6);
    font-size: 1.04rem;
}

.home-portfolio__cards {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
}

.portfolio-card {
    min-height: 18rem;
    border-radius: 0;
    border-top: 0;
    border-bottom: 0;
    border-right: 1px solid rgba(255,255,255,0.08);
    border-left: 0;
    background:
        radial-gradient(circle at top left, color-mix(in srgb, var(--listing-accent, #ff9a4c) 34%, transparent), transparent 44%),
        linear-gradient(180deg, rgba(255,255,255,0.02), rgba(0,0,0,0.2)),
        var(--listing-background, linear-gradient(180deg, #111927, #05090f));
}

.portfolio-card:first-child {
    border-left: 0;
}

.portfolio-card__spacer {
    min-height: 7.8rem;
}

.portfolio-card__format {
    color: rgba(255,255,255,0.78);
    font-size: 1rem;
}

.path-card {
    text-align: center;
    padding-top: 4rem;
}

.path-card__number {
    position: absolute;
    top: 1rem;
    left: 50%;
    transform: translateX(-50%);
    width: 2.2rem;
    height: 2.2rem;
    border-radius: 999px;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, #ff9a4c 0%, #ffbf79 100%);
    color: #111;
    font-weight: 800;
}

.page-hero {
    padding: 4.2rem 0 2.1rem;
}

.page-hero__content {
    padding: 2.5rem;
}

.page-hero__headline {
    font-size: clamp(2.6rem, 5vw, 4.8rem);
    max-width: 48rem;
}

.page-hero__summary {
    max-width: 40rem;
    color: var(--color-text-muted, #b7bcc6);
    font-size: 1.08rem;
}

.metric-strip {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr));
    gap: 1rem;
    margin-top: 1.8rem;
}

.metric-card {
    padding: 1rem 1.1rem;
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 1rem;
    background: rgba(255,255,255,0.02);
}

.metric-card__value {
    display: block;
    margin-bottom: 0.2rem;
    color: var(--color-accent, #ff9a4c);
    font-family: var(--font-display, system-ui, sans-serif);
    font-size: 1.5rem;
}

.metric-card__label {
    color: var(--color-text-muted, #b7bcc6);
    font-size: 0.92rem;
}

.prose {
    color: var(--color-text-muted, #b7bcc6);
    font-size: 1.06rem;
}

.prose h2,
.prose h3 {
    margin-top: 2rem;
    color: var(--color-text, #f7f1e9);
}

.prose strong {
    color: var(--color-text, #f7f1e9);
}

.section-heading {
    display: grid;
    gap: 0.7rem;
    margin-bottom: 1.6rem;
}

.section-heading p {
    margin: 0;
    color: var(--color-text-muted, #b7bcc6);
    max-width: 44rem;
}

.link-chip-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.7rem;
    margin-top: 1rem;
}

.link-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    min-height: 2.4rem;
    padding: 0.45rem 0.85rem;
    border: 1px solid rgba(255,255,255,0.09);
    border-radius: 999px;
    background: rgba(255,255,255,0.02);
    color: var(--color-text, #f7f1e9);
    text-decoration: none;
}

.library-grid {
    display: grid;
    gap: 1.6rem;
}

.term-layout,
.faq-layout,
.directory-layout,
.article-layout {
    display: grid;
    gap: 2rem;
}

.term-card,
.faq-answer,
.directory-detail,
.article-detail {
    padding: 2rem;
}

.term-card h2,
.faq-answer h2,
.directory-detail h2,
.article-detail h2 {
    font-size: 1.65rem;
}

.article-meta,
.directory-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem 1rem;
    margin-bottom: 1rem;
    color: var(--color-text-soft, #9198a4);
    font-size: 0.92rem;
}

.inline-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.inline-list a {
    display: inline-flex;
    align-items: center;
    min-height: 2.2rem;
    padding: 0.38rem 0.8rem;
    border-radius: 999px;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    text-decoration: none;
}

.cta-banner {
    display: grid;
    grid-template-columns: minmax(0, 1.4fr) auto;
    gap: 1.4rem;
    align-items: center;
    padding: 1.8rem 2rem;
    background: linear-gradient(135deg, rgba(255, 154, 76, 0.18), rgba(255, 191, 121, 0.06));
}

.site-footer {
    margin-top: 5rem;
    border-top: 1px solid rgba(255,255,255,0.08);
    background: rgba(4, 7, 12, 0.94);
}

.site-footer__inner {
    width: min(calc(100% - 2.4rem), var(--content-width, 1240px));
    margin: 0 auto;
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1.5fr);
    gap: 3rem;
    padding: 3rem 0;
}

.site-footer__brand-line {
    display: flex;
    align-items: baseline;
    gap: 0.45rem;
    font-family: var(--font-display, system-ui, sans-serif);
    font-size: 1.8rem;
}

.site-footer__tagline,
.site-footer__note {
    max-width: 40rem;
    color: var(--color-text-muted, #b7bcc6);
}

.site-footer__email {
    display: inline-flex;
    margin-top: 0.4rem;
    color: var(--color-accent, #ff9a4c);
    text-decoration: none;
}

.site-footer__groups {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.2rem;
}

.site-footer__heading {
    margin-bottom: 0.9rem;
    color: var(--color-text-soft, #9198a4);
    font-size: 0.88rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.site-footer__links {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 0.72rem;
}

.site-footer__links a {
    text-decoration: none;
}

.site-footer__bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    color: var(--color-text-soft, #9198a4);
    font-size: 0.88rem;
    padding: 1rem 0 1.5rem;
}

.error-shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 2rem;
}

.error-card {
    max-width: 34rem;
    padding: 2.5rem;
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-large, 28px);
    background: rgba(10, 15, 24, 0.9);
    text-align: center;
}

@media (max-width: 1100px) {
    .site-header__inner {
        grid-template-columns: auto 1fr auto;
    }

    .site-nav {
        position: fixed;
        top: var(--header-height, 88px);
        right: 0;
        left: 0;
        display: none;
        padding: 1.2rem;
        background: rgba(3, 7, 12, 0.98);
        border-bottom: 1px solid rgba(255,255,255,0.08);
    }

    .site-nav.is-open {
        display: block;
    }

    .site-nav__list {
        flex-direction: column;
        align-items: stretch;
        gap: 0.4rem;
    }

    .site-nav__item::after {
        display: none;
    }

    .site-nav__link-row {
        justify-content: space-between;
        padding: 0.6rem 0;
    }

    .nav-dropdown {
        position: static;
        display: none;
        min-width: 0;
        margin-top: 0.35rem;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background: rgba(255,255,255,0.02);
    }

    .site-nav__item:hover .nav-dropdown,
    .site-nav__item:focus-within .nav-dropdown {
        display: none;
    }

    .site-nav__item.is-open .nav-dropdown {
        display: block;
    }

    .header-cta {
        display: none;
    }

    .nav-hamburger {
        display: inline-flex;
        flex-direction: column;
    }

    .home-hero__inner,
    .home-portfolio,
    .site-footer__inner,
    .cta-banner {
        grid-template-columns: 1fr;
    }

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

    .home-portfolio__intro {
        border-right: 0;
        border-bottom: 1px solid rgba(255,255,255,0.08);
    }

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

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

@media (max-width: 820px) {
    .home-hero__inner {
        grid-template-columns: 1fr;
        align-items: start;
    }

    .home-hero__panel {
        padding-top: 1.4rem;
    }

    .home-hero__proof,
    .skill-grid,
    .feature-card-grid,
    .directory-grid,
    .glossary-grid,
    .faq-grid,
    .category-grid,
    .metric-strip {
        grid-template-columns: 1fr;
    }

    .home-logo-row__inner {
        gap: 1.2rem;
    }

    .home-portfolio__cards,
    .portfolio-grid,
    .path-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    body {
        padding-top: 84px;
    }

    .site-header__inner {
        gap: 1rem;
    }

    .site-logo__line {
        font-size: 1.25rem;
    }

    .site-logo__tagline {
        letter-spacing: 0.14em;
        font-size: 0.64rem;
    }

    .home-hero {
        min-height: auto;
    }

    .home-hero__inner {
        padding-bottom: 2.8rem;
    }

    .home-hero__headline {
        font-size: clamp(2.5rem, 14vw, 4.1rem);
    }

    .button,
    .header-cta {
        width: 100%;
    }

    .home-hero__actions {
        flex-direction: column;
    }

    .page-hero__content,
    .term-card,
    .faq-answer,
    .directory-detail,
    .article-detail,
    .cta-banner {
        padding: 1.4rem;
    }

    .site-footer__inner {
        padding: 2.5rem 0;
        gap: 2rem;
    }

    .site-footer__groups {
        grid-template-columns: 1fr;
        gap: 1.6rem;
    }

    .site-footer__brand-line {
        font-size: 2.5rem;
    }

    .site-footer__tagline,
    .site-footer__note,
    .site-footer__email,
    .site-footer__links a,
    .site-footer__heading,
    .site-footer__bottom {
        font-size: 1.7rem;
        line-height: 1.35;
    }

    .site-footer__heading {
        letter-spacing: 0.08em;
    }

    .site-footer__bottom {
        padding-bottom: 2rem;
    }
}