@layer reset, tokens, base, components, sections, utilities, responsive;

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

  html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
  }

  body,
  h1,
  h2,
  h3,
  p,
  ul,
  ol {
    margin: 0;
  }

  ul,
  ol {
    padding: 0;
    list-style: none;
  }

  img,
  picture {
    display: block;
    max-width: 100%;
  }

  button,
  input,
  textarea,
  select {
    font: inherit;
  }

  button,
  summary {
    cursor: pointer;
  }

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

@layer tokens {
  :root {
    color-scheme: light;

    --font-display: "Outfit", "Noto Sans TC", "PingFang TC", sans-serif;
    --font-body: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
    --text-caption: 0.75rem;
    --text-meta: 0.875rem;
    --text-body: 1rem;

    --brand: #c8f500;
    --brand-bright: #d7ff1a;
    --brand-deep: #567400;
    --ink-on-brand: #151a16;

    --page: #f5f7f1;
    --surface: #fbfcf8;
    --surface-raised: #ffffff;
    --surface-soft: #e9eee4;
    --text: #151a16;
    --text-soft: #667064;
    --line: #dbe2d6;
    --line-strong: #7f8a7b;
    --focus: #567400;
    --header: #f5f7f1;
    --header-alpha: rgba(245, 247, 241, 0.9);
    --section-contrast: #e9eee4;
    --shadow-soft: 0 24px 70px rgba(32, 43, 25, 0.1);

    --success: #147a54;
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
    --header-height: 4.75rem;
    --container: 78rem;
    --gutter: clamp(1.1rem, 4vw, 2.5rem);
    --section-space: clamp(5.5rem, 12vw, 10rem);
    --radius-sm: 0.75rem;
    --radius-md: 1.25rem;
    --radius-lg: 2rem;
  }

  html[data-theme="dark"] {
    color-scheme: dark;

    --page: #0b0e0c;
    --surface: #111611;
    --surface-raised: #171d17;
    --surface-soft: #1d241d;
    --text: #f5f7f1;
    --text-soft: #a8b0a4;
    --line: #283028;
    --line-strong: #556255;
    --focus: #c8f500;
    --header: #0b0e0c;
    --header-alpha: rgba(11, 14, 12, 0.9);
    --section-contrast: #0f140f;
    --shadow-soft: none;
  }
}

@layer base {
  body {
    min-width: 20rem;
    min-height: 100vh;
    padding-bottom: 0;
    overflow-x: hidden;
    background: var(--page);
    color: var(--text);
    font-family: var(--font-body);
    font-size: var(--text-body);
    line-height: 1.7;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    transition:
      background-color 240ms var(--ease-in-out),
      color 240ms var(--ease-in-out);
  }

  ::selection {
    background: var(--brand);
    color: var(--ink-on-brand);
  }

  :focus-visible {
    outline: 3px solid var(--focus);
    outline-offset: 4px;
  }

  h1,
  h2,
  h3 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.06;
    letter-spacing: -0.035em;
    text-wrap: balance;
  }

  h2 {
    font-size: clamp(2.6rem, 7vw, 5.6rem);
  }

  p {
    text-wrap: wrap;
  }

  section[id] {
    scroll-margin-top: calc(var(--header-height) + 1.5rem);
  }

  .container {
    width: min(calc(100% - (var(--gutter) * 2)), var(--container));
    margin-inline: auto;
  }

  .section {
    padding-block: var(--section-space);
  }
}

@layer components {
  .skip-link {
    position: fixed;
    z-index: 1000;
    top: 0.75rem;
    left: 0.75rem;
    padding: 0.65rem 1rem;
    border-radius: 999px;
    transform: translateY(-180%);
    background: var(--brand);
    color: var(--ink-on-brand);
    font-weight: 700;
    transition: transform 180ms var(--ease-out);
  }

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

  .eyebrow {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    color: var(--brand-deep);
    font-family: var(--font-display);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    line-height: 1.3;
  }

  .eyebrow::before {
    width: 1.9rem;
    height: 2px;
    background: currentColor;
    content: "";
  }

  html[data-theme="dark"] .eyebrow {
    color: var(--brand);
  }

  .button {
    display: inline-flex;
    min-height: 3.35rem;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 0.78rem 1.35rem;
    border: 1px solid transparent;
    border-radius: 999px;
    font-size: 0.92rem;
    font-weight: 700;
    line-height: 1;
    transition:
      transform 180ms var(--ease-out),
      background-color 180ms var(--ease-out),
      border-color 180ms var(--ease-out),
      color 180ms var(--ease-out);
  }

  .button span {
    display: inline-block;
    font-size: 1.05em;
    transform: translateX(0);
    transition: transform 160ms var(--ease-out);
  }

  .button--primary {
    background: var(--brand);
    color: var(--ink-on-brand);
  }

  .button--ghost {
    border-color: var(--line-strong);
    background: transparent;
    color: var(--text);
  }

  .button--compact {
    min-height: 2.75rem;
    padding: 0.65rem 1rem;
    background: var(--brand);
    color: var(--ink-on-brand);
    font-size: var(--text-meta);
  }

  .text-link {
    display: inline-flex;
    min-height: 2.75rem;
    align-items: center;
    gap: 0.7rem;
    border-bottom: 1px solid var(--text);
    font-weight: 700;
  }

  .text-link span {
    color: var(--brand-deep);
  }

  html[data-theme="dark"] .text-link span {
    color: var(--brand);
  }

  .section-heading {
    display: grid;
    gap: 2rem;
    margin-bottom: clamp(3.5rem, 8vw, 6.5rem);
  }

  .section-heading .eyebrow,
  .process-intro .eyebrow,
  .faq-intro .eyebrow {
    margin-bottom: 1.5rem;
  }

  .section-heading > p,
  .section-note,
  .process-intro > p {
    max-width: 36rem;
    color: var(--text-soft);
    font-size: 1.02rem;
  }

  .site-header {
    position: fixed;
    z-index: 200;
    top: 0;
    right: 0;
    left: 0;
    border-bottom: 1px solid transparent;
    background: transparent;
    transition:
      background-color 220ms var(--ease-out),
      border-color 220ms var(--ease-out),
      transform 220ms var(--ease-out);
  }

  .site-header.is-scrolled,
  .site-header.is-menu-open {
    border-color: var(--line);
    background: var(--header-alpha);
    -webkit-backdrop-filter: blur(18px);
    backdrop-filter: blur(18px);
  }

  .nav-shell {
    display: flex;
    width: min(calc(100% - (var(--gutter) * 2)), 84rem);
    height: var(--header-height);
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-inline: auto;
  }

  .brand {
    display: inline-flex;
    min-height: 2.75rem;
    align-items: center;
    gap: 0.65rem;
  }

  .brand__mark {
    width: 2.7rem;
    height: 2.15rem;
    object-fit: contain;
  }

  .brand__copy {
    display: grid;
    line-height: 1;
  }

  .brand__copy strong {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 600;
    letter-spacing: -0.02em;
  }

  .brand__copy small {
    margin-top: 0.33rem;
    color: var(--text-soft);
    font-size: 0.58rem;
    letter-spacing: 0.24em;
  }

  .desktop-nav {
    display: none;
    align-items: center;
    gap: 2rem;
    font-size: 0.86rem;
    font-weight: 600;
  }

  .desktop-nav a {
    position: relative;
    display: inline-flex;
    min-height: 2.75rem;
    align-items: center;
    color: var(--text-soft);
    transition: color 160ms var(--ease-out);
  }

  .desktop-nav a::after {
    position: absolute;
    right: 0;
    bottom: 0.4rem;
    left: 0;
    height: 2px;
    transform: scaleX(0);
    transform-origin: right;
    background: var(--brand);
    content: "";
    transition: transform 220ms var(--ease-out);
  }

  .desktop-nav a.is-active {
    color: var(--text);
  }

  .desktop-nav a.is-active::after {
    transform: scaleX(1);
    transform-origin: left;
  }

  .nav-actions {
    display: flex;
    align-items: center;
    gap: 0.55rem;
  }

  .nav-line-button {
    display: none;
  }

  .menu-toggle {
    display: inline-flex;
    min-height: 2.75rem;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.45rem 0.75rem;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: var(--surface);
    color: var(--text);
    white-space: nowrap;
    transition:
      border-color 180ms var(--ease-out),
      background-color 180ms var(--ease-out),
      transform 180ms var(--ease-out);
  }

  .theme-toggle {
    display: none;
    min-height: 2.75rem;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    padding: 0.45rem 0.75rem;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: var(--surface);
    color: var(--text);
    transition:
      border-color 180ms var(--ease-out),
      background-color 180ms var(--ease-out),
      transform 180ms var(--ease-out);
  }

  .theme-toggle__icon {
    color: var(--brand-deep);
    font-size: 1.1rem;
  }

  html[data-theme="dark"] .theme-toggle__icon {
    color: var(--brand);
  }

  .theme-toggle__label {
    font-size: var(--text-meta);
    font-weight: 700;
    line-height: 1;
  }

  .theme-picker {
    align-items: center;
    gap: 0.15rem;
    padding: 0.2rem;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: var(--surface);
  }

  .theme-picker--desktop {
    display: none;
  }

  .theme-picker__option {
    display: inline-flex;
    min-height: 2.3rem;
    align-items: center;
    justify-content: center;
    gap: 0.3rem;
    padding: 0.35rem 0.65rem;
    border: 0;
    border-radius: 999px;
    background: transparent;
    color: var(--text-soft);
    font-size: var(--text-meta);
    font-weight: 700;
    line-height: 1;
    transition:
      background-color 180ms var(--ease-out),
      color 180ms var(--ease-out),
      transform 180ms var(--ease-out);
  }

  .theme-picker__option .material-symbols-outlined {
    font-size: 1rem;
  }

  .theme-picker__option[aria-pressed="true"] {
    background: var(--surface-soft);
    color: var(--text);
    box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--brand) 45%, var(--line));
  }

  .theme-picker__option[aria-pressed="true"] .material-symbols-outlined {
    color: var(--brand-deep);
  }

  .theme-toggle:active,
  .theme-picker__option:active {
    transform: scale(0.97);
  }

  html[data-theme="dark"] .theme-picker__option[aria-pressed="true"] .material-symbols-outlined {
    color: var(--brand);
  }

  .menu-toggle__icon {
    font-size: 1.2rem;
    line-height: 1;
  }

  .menu-toggle__label {
    font-size: var(--text-meta);
    font-weight: 700;
    line-height: 1;
  }

  .menu-toggle[aria-expanded="true"] {
    border-color: var(--line-strong);
    background: var(--surface-soft);
  }

  .menu-toggle:active {
    transform: scale(0.97);
  }

  .mobile-nav {
    position: fixed;
    z-index: 190;
    top: calc(var(--header-height) + 0.65rem);
    right: max(var(--gutter), env(safe-area-inset-right));
    left: auto;
    display: grid;
    width: min(20rem, calc(100vw - (var(--gutter) * 2)));
    max-height: calc(100svh - var(--header-height) - 1.3rem);
    gap: 0;
    padding: 0.75rem 1rem max(1rem, env(safe-area-inset-bottom));
    overflow-y: auto;
    overscroll-behavior: contain;
    visibility: hidden;
    transform: translate(0.35rem, -0.5rem) scale(0.98);
    transform-origin: top right;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: var(--surface-raised);
    box-shadow: 0 1.25rem 3rem color-mix(in srgb, #0b0e0c 24%, transparent);
    opacity: 0;
    pointer-events: none;
    transition:
      opacity 200ms var(--ease-out),
      transform 240ms var(--ease-out),
      visibility 0s linear 240ms;
  }

  .mobile-nav[data-open="true"] {
    visibility: visible;
    transform: translate(0, 0) scale(1);
    opacity: 1;
    pointer-events: auto;
    transition-delay: 0s;
  }

  .mobile-nav > a {
    display: flex;
    min-height: 4rem;
    align-items: center;
    gap: 1rem;
    border-bottom: 1px solid var(--line);
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 600;
  }

  .mobile-nav > a span {
    color: var(--text-soft);
    font-size: var(--text-caption);
    letter-spacing: 0.1em;
  }

  .mobile-nav__theme {
    display: flex;
    min-height: 4.75rem;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    border-bottom: 1px solid var(--line);
  }

  .mobile-nav__theme-label {
    color: var(--text-soft);
    font-size: var(--text-meta);
    font-weight: 600;
  }

  .theme-picker--mobile {
    display: flex;
    width: min(13rem, 65%);
  }

  .theme-picker--mobile .theme-picker__option {
    flex: 1;
    min-height: 2.75rem;
  }

  .mobile-nav .mobile-nav__line {
    min-height: 3.4rem;
    justify-content: center;
    margin-top: 1.25rem;
    border: 0;
    border-radius: 999px;
    background: var(--brand);
    color: var(--ink-on-brand);
    font-family: var(--font-body);
    font-size: 0.92rem;
    font-weight: 700;
  }

  .mobile-line-bar {
    position: fixed;
    z-index: 180;
    right: max(0.75rem, env(safe-area-inset-right));
    bottom: max(0.75rem, env(safe-area-inset-bottom));
    left: auto;
    display: flex;
    min-height: 3rem;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    padding: 0.65rem 1rem;
    visibility: hidden;
    transform: translateY(0.75rem) scale(0.98);
    border: 1px solid #dbff45;
    border-radius: 999px;
    background: var(--brand);
    color: var(--ink-on-brand);
    box-shadow: 0 10px 28px rgba(38, 49, 20, 0.16);
    font-size: var(--text-meta);
    font-weight: 700;
    opacity: 0;
    pointer-events: none;
    transition:
      opacity 180ms var(--ease-out),
      transform 220ms var(--ease-out),
      visibility 0s linear 220ms;
  }

  .mobile-line-bar[data-visible="true"] {
    visibility: visible;
    transform: translateY(0) scale(1);
    opacity: 1;
    pointer-events: auto;
    transition-delay: 0s;
  }
}

@layer sections {
  .flow-stage {
    position: relative;
    isolation: isolate;
    overflow: clip;
    background: linear-gradient(to bottom, var(--page) 0%, var(--page) 52%, var(--surface) 68%, var(--surface) 100%);
  }

  .flow-stage .hero,
  .flow-stage .service-section {
    position: relative;
    z-index: 1;
    background: transparent;
  }

  .flow-stage .hero {
    border-bottom-color: transparent;
  }

  .flow-stage .hero__art {
    display: none;
  }

  .hero {
    position: relative;
    min-height: 50rem;
    overflow: hidden;
    border-bottom: 1px solid var(--line);
    background: var(--page);
  }

  .hero__art {
    position: absolute;
    z-index: 0;
    inset: 42% -35% -4% -45%;
    overflow: hidden;
    pointer-events: none;
  }

  .hero__art-image {
    position: absolute;
    inset: 0;
  }

  .hero__grid {
    position: relative;
    z-index: 2;
    display: grid;
    width: min(calc(100% - (var(--gutter) * 2)), 84rem);
    min-height: 50rem;
    align-content: center;
    gap: 2.8rem;
    padding-top: calc(var(--header-height) + 3.2rem);
    padding-bottom: 4rem;
  }

  .hero__copy {
    max-width: 39rem;
  }

  .hero__eyebrow {
    display: flex;
    width: fit-content;
    max-width: 100%;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.45rem 0.65rem;
    margin-bottom: 1.7rem;
    padding: 0.48rem 0.8rem;
    border: 1px solid color-mix(in srgb, var(--brand) 34%, var(--line));
    border-radius: 999px;
    color: var(--text-soft);
    font-size: var(--text-meta);
    font-weight: 600;
    line-height: 1.2;
  }

  .hero__eyebrow i {
    color: var(--brand-deep);
    font-style: normal;
  }

  html[data-theme="dark"] .hero__eyebrow i {
    color: var(--brand);
  }

  .hero h1 {
    margin-left: -0.04em;
    font-size: clamp(2.85rem, 12.5vw, 4.4rem);
    line-height: 1.12;
    letter-spacing: -0.055em;
  }

  .hero-title__line {
    display: inline;
    color: var(--text);
  }

  .hero h1 strong {
    color: var(--brand-deep);
    font-weight: inherit;
  }

  html[data-theme="dark"] .hero h1 strong {
    color: var(--brand);
  }

  .hero__lead {
    max-width: 36rem;
    margin-top: 1.4rem;
    color: var(--text-soft);
    font-size: var(--text-body);
    line-height: 1.9;
  }

  .hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1.8rem;
  }

  .hero__actions .button {
    flex: 1 1 12rem;
  }

  .hero__showcase {
    position: relative;
    min-height: 26rem;
    display: grid;
    align-items: center;
    isolation: isolate;
  }

  .hero-device {
    position: relative;
    width: 112%;
    max-width: none;
    transform: translateX(-6%);
  }

  .hero__showcase picture {
    display: block;
    width: 100%;
  }

  .hero__showcase img {
    display: block;
    width: 100%;
    height: auto;
    filter: drop-shadow(0 1.6rem 2.2rem rgba(21, 28, 17, 0.2));
  }

  .service-section {
    padding-block: clamp(1.75rem, 3.5vw, 2.75rem);
    background: var(--surface);
  }

  .material-symbols-outlined {
    font-family: "Material Symbols Outlined";
    font-weight: normal;
    font-style: normal;
    line-height: 1;
    letter-spacing: normal;
    text-transform: none;
    white-space: nowrap;
    word-wrap: normal;
    direction: ltr;
    -webkit-font-feature-settings: "liga";
    -webkit-font-smoothing: antialiased;
    font-feature-settings: "liga";
  }

  .mockup-section-title {
    display: grid;
    justify-items: center;
    gap: 0.65rem;
    margin-bottom: clamp(2rem, 4vw, 3rem);
    text-align: center;
  }

  .mockup-section-title h2 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    letter-spacing: 0.02em;
  }

  .mockup-section-title > span {
    width: 2.4rem;
    height: 2px;
    background: var(--brand);
  }

  .service-card-grid {
    display: grid;
    gap: 1rem;
  }

  .service-card {
    position: relative;
    min-height: 13.5rem;
    padding: 1.55rem;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: var(--surface-raised);
    box-shadow: var(--shadow-soft);
  }

  .service-card__icon {
    display: block;
    margin-bottom: 1.35rem;
    color: var(--text);
    font-size: 2.7rem;
  }

  .service-card h3 {
    font-size: 1.12rem;
    letter-spacing: -0.02em;
  }

  .service-card p {
    margin-top: 1rem;
    color: var(--text-soft);
    font-size: var(--text-body);
    line-height: 1.8;
  }

  .service-card__badge {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    padding: 0.28rem 0.55rem;
    border-radius: 999px;
    background: var(--brand);
    color: var(--ink-on-brand);
    font-size: var(--text-caption);
    font-weight: 800;
  }

  .work-section,
  .product-section {
    padding-block: clamp(1.75rem, 3.5vw, 2.75rem);
  }

  .work-section {
    background: var(--page);
  }

  .product-section {
    border-block: 1px solid var(--line);
    background: var(--section-contrast);
  }

  .work-section__title,
  .product-section__title {
    margin-bottom: clamp(1.6rem, 3vw, 2.4rem);
  }

  .product-section__title {
    margin-bottom: 0.9rem;
  }

  .product-section__intro {
    max-width: 46rem;
    margin: 0 auto clamp(1.6rem, 3vw, 2.4rem);
    color: var(--text-soft);
    font-size: var(--text-body);
    text-align: center;
  }

  .work-grid,
  .product-grid {
    display: grid;
    gap: 1rem;
    margin-top: 0;
    padding-top: 0;
  }

  .case-card {
    min-width: 0;
  }

  .case-card__link {
    display: grid;
    align-content: start;
    height: 100%;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: var(--surface);
    transition:
      transform 280ms var(--ease-out),
      border-color 220ms var(--ease-out),
      box-shadow 280ms var(--ease-out);
  }

  .case-visual {
    position: relative;
    min-height: 18rem;
    overflow: hidden;
    background: var(--surface-soft);
  }

  .work-section .case-visual {
    min-height: 0;
    aspect-ratio: 1265 / 712;
  }

  .work-section .case-card--tall-thumb .case-visual {
    aspect-ratio: 4 / 3;
  }

  .case-visual--project > img {
    position: absolute;
    inset: 0;
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  .case-visual--conquer > img {
    object-position: left center;
  }

  .case-card__meta {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.4rem;
  }

  .case-card__category {
    display: inline-flex;
    margin-bottom: 0.9rem;
  }

  .case-card h3 {
    font-size: clamp(1.35rem, 4vw, 1.8rem);
    letter-spacing: -0.025em;
  }

  .case-card__meta p {
    max-width: 41rem;
    margin-top: 0.7rem;
    color: var(--text-soft);
    font-size: var(--text-body);
  }

  .case-card__arrow {
    display: grid;
    width: 2.75rem;
    height: 2.75rem;
    flex: 0 0 auto;
    place-items: center;
    border: 1px solid var(--line-strong);
    border-radius: 50%;
    font-size: 1.15rem;
    transition:
      transform 220ms var(--ease-out),
      background-color 220ms var(--ease-out),
      border-color 220ms var(--ease-out);
  }

  .case-visual--academy {
    display: grid;
    place-items: end center;
    padding: 2rem 1.1rem 0;
    background:
      radial-gradient(circle at 12% 20%, #ddff52 0, transparent 28%),
      #dfe7d7;
  }

  .mock-browser {
    width: min(100%, 44rem);
    overflow: hidden;
    border: 1px solid #b6c0af;
    border-bottom: 0;
    border-radius: 0.8rem 0.8rem 0 0;
    background: #f8faf5;
    box-shadow: 0 28px 60px rgba(42, 53, 32, 0.18);
  }

  .mock-browser__bar {
    display: flex;
    height: 1.7rem;
    align-items: center;
    gap: 0.28rem;
    padding: 0 0.65rem;
    border-bottom: 1px solid #d7ddd2;
    background: #eef2ea;
  }

  .mock-browser__bar i {
    width: 0.34rem;
    height: 0.34rem;
    border-radius: 50%;
    background: #a5aea1;
  }

  .mock-browser__bar span {
    margin-left: auto;
    color: #7a8476;
    font-family: var(--font-display);
    font-size: 0.44rem;
  }

  .academy-ui {
    padding: 0.9rem;
    color: #151a16;
  }

  .academy-ui__nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.5rem;
  }

  .academy-ui__nav b {
    font-size: 0.65rem;
  }

  .academy-ui__hero {
    display: grid;
    min-height: 9.4rem;
    grid-template-columns: 1.08fr 0.92fr;
    align-items: center;
    gap: 1rem;
    padding: 1.3rem 0.8rem 0;
  }

  .academy-ui__hero small,
  .tool-ui__copy small {
    display: block;
    margin-bottom: 0.45rem;
    color: #5c7400;
    font-family: var(--font-display);
    font-size: 0.42rem;
    font-weight: 700;
    letter-spacing: 0.1em;
  }

  .academy-ui__hero strong,
  .tool-ui__copy strong {
    display: block;
    font-family: var(--font-display);
    font-size: clamp(1rem, 4vw, 2rem);
    line-height: 1.1;
  }

  .academy-ui__hero em {
    display: block;
    width: 3.5rem;
    height: 0.8rem;
    margin-top: 0.8rem;
    border-radius: 999px;
    background: #c8f500;
  }

  .academy-ui__portrait {
    position: relative;
    align-self: stretch;
    overflow: hidden;
    border-radius: 5rem 5rem 0 0;
    background: #cfd8c7;
  }

  .academy-ui__portrait span {
    position: absolute;
    bottom: -0.6rem;
    width: 3.2rem;
    height: 7rem;
    border-radius: 3rem 3rem 0 0;
    background: #2a362a;
  }

  .academy-ui__portrait span::before {
    position: absolute;
    top: -1rem;
    left: 0.65rem;
    width: 1.9rem;
    height: 1.9rem;
    border-radius: 50%;
    background: #e5b79c;
    content: "";
  }

  .academy-ui__portrait span:nth-child(1) { left: 3%; }
  .academy-ui__portrait span:nth-child(2) { left: 36%; background: #485746; }
  .academy-ui__portrait span:nth-child(3) { right: 2%; background: #75806f; }

  .academy-ui__stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.35rem;
    padding-top: 0.75rem;
    border-top: 1px solid #d7ddd2;
    font-size: 0.46rem;
    text-align: center;
  }

  .case-visual--tools {
    padding: 1.25rem;
    background: #171b18;
  }

  .tool-ui {
    position: relative;
    height: 100%;
    min-height: 15.5rem;
    overflow: hidden;
    padding: 1rem;
    border: 1px solid #394039;
    border-radius: 0.8rem;
    background:
      linear-gradient(135deg, transparent 0 48%, rgba(200, 245, 0, 0.08) 48% 49%, transparent 49%),
      #202622;
    color: #f3f5f0;
  }

  .tool-ui__top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    color: #aeb6aa;
    font-family: var(--font-display);
    font-size: 0.42rem;
    letter-spacing: 0.08em;
  }

  .tool-ui__top b {
    color: #c8f500;
  }

  .tool-ui__copy {
    position: relative;
    z-index: 2;
    margin-top: 3rem;
  }

  .tool-ui__copy strong {
    font-size: clamp(1.35rem, 5vw, 2.4rem);
  }

  .tool-ui__products {
    position: absolute;
    right: -1.5rem;
    bottom: -1rem;
    display: flex;
    align-items: flex-end;
    gap: 0.75rem;
    transform: rotate(-8deg);
  }

  .tool-ui__products i {
    position: relative;
    width: 2.1rem;
    height: 8rem;
    border-radius: 0.35rem 0.35rem 0.6rem 0.6rem;
    background: linear-gradient(to right, #71776f, #d0d3cd 42%, #545b55);
    box-shadow: 0 18px 25px rgba(0, 0, 0, 0.25);
  }

  .tool-ui__products i::before {
    position: absolute;
    top: -1.1rem;
    left: -0.3rem;
    width: 2.7rem;
    height: 1.5rem;
    border-radius: 0.4rem;
    background: #c8f500;
    content: "";
  }

  .tool-ui__products i:nth-child(2) { height: 10rem; }
  .tool-ui__products i:nth-child(3) { height: 6.5rem; }

  .case-visual--app {
    display: grid;
    min-height: 25rem;
    place-items: center;
    background: #dfe7d7;
  }

  html[data-theme="dark"] .case-visual--app {
    background: #1b221b;
  }

  .case-visual--app.case-visual--project {
    background: #e5ecdc;
  }

  .case-visual--app.case-visual--project > img {
    object-fit: contain;
  }

  .app-orbit {
    position: absolute;
    width: 25rem;
    height: 25rem;
    border: 1px solid #9faa98;
    border-radius: 50%;
  }

  .app-orbit::before,
  .app-orbit::after {
    position: absolute;
    border-radius: 50%;
    content: "";
  }

  .app-orbit::before {
    inset: 3rem;
    border: 1px solid #b8c1b2;
  }

  .app-orbit::after {
    top: 2rem;
    right: 2.5rem;
    width: 0.9rem;
    height: 0.9rem;
    background: var(--brand);
    box-shadow: 0 0 0 0.55rem rgba(200, 245, 0, 0.15);
  }

  .phone-mock {
    position: relative;
    z-index: 2;
    width: 11rem;
    min-height: 21rem;
    padding: 1.2rem 0.8rem 1rem;
    border: 0.5rem solid #121712;
    border-radius: 2.4rem;
    background: #f5f7f1;
    color: #151a16;
    box-shadow: 0 25px 60px rgba(31, 43, 25, 0.26);
  }

  .phone-mock__speaker {
    position: absolute;
    top: 0.38rem;
    left: 50%;
    width: 3.4rem;
    height: 0.35rem;
    transform: translateX(-50%);
    border-radius: 999px;
    background: #121712;
  }

  .phone-mock__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 0.6rem;
    font-family: var(--font-display);
    font-size: 0.64rem;
  }

  .phone-mock__focus {
    display: grid;
    margin-top: 1.35rem;
    padding: 1rem;
    border-radius: 1.1rem;
    background: #151a16;
    color: #f5f7f1;
  }

  .phone-mock__focus small {
    color: #a8b0a4;
    font-size: 0.55rem;
  }

  .phone-mock__focus strong {
    margin-top: 0.2rem;
    font-family: var(--font-display);
    font-size: 2rem;
  }

  .phone-mock__focus i {
    height: 0.25rem;
    margin-top: 0.7rem;
    border-radius: 999px;
    background: linear-gradient(to right, #c8f500 72%, #3e473d 72%);
  }

  .phone-mock__rows {
    display: grid;
    gap: 0.6rem;
    margin-top: 1rem;
  }

  .phone-mock__rows span {
    height: 2.6rem;
    border: 1px solid #dbe2d6;
    border-radius: 0.75rem;
    background: linear-gradient(90deg, #dfe7d7 0 26%, transparent 26%);
  }

  .coming-stamp {
    position: absolute;
    right: 1rem;
    bottom: 1rem;
    padding: 0.55rem 0.8rem;
    transform: rotate(-4deg);
    border: 1px solid #151a16;
    border-radius: 999px;
    color: #151a16;
    font-family: var(--font-display);
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.1em;
  }

  html[data-theme="dark"] .coming-stamp {
    border-color: #f5f7f1;
    color: #f5f7f1;
  }

  .status-dot {
    display: inline-flex;
    flex: 0 0 auto;
    align-items: center;
    gap: 0.45rem;
    color: var(--text-soft);
    font-size: var(--text-meta);
  }

  .status-dot::before {
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
    background: var(--brand);
    content: "";
    box-shadow: 0 0 0 0.3rem rgba(200, 245, 0, 0.14);
  }

  .process-section {
    border-block: 1px solid var(--line);
    background: var(--section-contrast);
  }

  .process-layout {
    display: grid;
    gap: clamp(3rem, 8vw, 7rem);
  }

  .process-intro h2 {
    margin-bottom: 1.5rem;
  }

  .process-intro .text-link {
    margin-top: 2rem;
  }

  .process-list {
    border-top: 1px solid var(--line-strong);
  }

  .process-list li {
    display: grid;
    grid-template-columns: 2.5rem 1fr;
    gap: 1rem;
    padding-block: 1.6rem;
    border-bottom: 1px solid var(--line);
  }

  .process-list__number {
    color: var(--brand-deep);
    font-family: var(--font-display);
    font-size: 0.7rem;
    font-weight: 700;
  }

  html[data-theme="dark"] .process-list__number {
    color: var(--brand);
  }

  .process-list h3 {
    font-size: 1.5rem;
  }

  .process-list p {
    margin-top: 0.6rem;
    color: var(--text-soft);
    font-size: 0.88rem;
  }

  .process-list small {
    display: none;
    align-self: center;
    color: var(--text-soft);
    font-family: var(--font-display);
    font-size: 0.62rem;
    font-weight: 600;
    letter-spacing: 0.12em;
  }

  .faq-section {
    background: var(--surface);
  }

  .faq-layout {
    display: grid;
    gap: 3rem;
  }

  .faq-list {
    border-top: 1px solid var(--line-strong);
  }

  .faq-list details {
    border-bottom: 1px solid var(--line);
  }

  .faq-list summary {
    display: grid;
    min-height: 5rem;
    grid-template-columns: 2.2rem 1fr 1.5rem;
    align-items: center;
    gap: 0.75rem;
    color: var(--text);
    font-size: 1rem;
    font-weight: 600;
    list-style: none;
  }

  .faq-list summary::-webkit-details-marker {
    display: none;
  }

  .faq-list summary span {
    color: var(--brand-deep);
    font-family: var(--font-display);
    font-size: clamp(0.82rem, 1.1vw, 0.95rem);
    font-weight: 700;
    letter-spacing: 0.02em;
  }

  html[data-theme="dark"] .faq-list summary span {
    color: var(--brand);
  }

  .faq-list summary i {
    position: relative;
    width: 1.1rem;
    height: 1.1rem;
  }

  .faq-list summary i::before,
  .faq-list summary i::after {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0.9rem;
    height: 1px;
    transform: translate(-50%, -50%);
    background: currentColor;
    content: "";
    transition: transform 220ms var(--ease-out);
  }

  .faq-list summary i::after {
    transform: translate(-50%, -50%) rotate(90deg);
  }

  .faq-list details[open] summary i::after {
    transform: translate(-50%, -50%) rotate(0);
  }

  .faq-answer {
    display: grid;
    grid-template-rows: 1fr;
    overflow: hidden;
  }

  .faq-answer p {
    max-width: 45rem;
    padding: 0 2.25rem 1.75rem 2.95rem;
    color: var(--text-soft);
    font-size: 0.9rem;
    text-wrap: pretty;
  }

  .contact-cta {
    position: relative;
    min-height: 38rem;
    overflow: hidden;
    background: #0b0e0c;
    color: #f5f7f1;
  }

  .contact-cta__art {
    position: absolute;
    inset: 0;
    background:
      radial-gradient(ellipse at 88% 45%, rgba(200, 245, 0, 0.16), transparent 38%),
      radial-gradient(ellipse at 73% 72%, rgba(88, 116, 52, 0.26), transparent 30%),
      linear-gradient(90deg, #0b0e0c 0%, rgba(11, 14, 12, 0.89) 48%, rgba(11, 14, 12, 0.42) 100%);
  }

  .contact-cta__content {
    position: relative;
    z-index: 1;
    display: flex;
    min-height: 38rem;
    flex-direction: column;
    align-items: flex-start;
    justify-content: space-between;
    gap: 3rem;
    padding-block: clamp(5rem, 11vw, 8rem);
  }

  .eyebrow--dark {
    margin-bottom: 1.5rem;
    color: var(--brand);
  }

  .contact-cta h2 {
    max-width: 50rem;
    font-size: clamp(3rem, 10vw, 6.5rem);
  }

  .contact-cta p:not(.eyebrow) {
    max-width: 36rem;
    margin-top: 1.5rem;
    color: #b5bdb2;
  }

  .button--cta {
    min-height: 3.8rem;
    padding-inline: 1.6rem;
  }

  .site-footer {
    padding-block: 4rem 6rem;
    background: var(--page);
  }

  .footer-grid {
    display: grid;
    gap: 2.5rem;
  }

  .footer-brand > p {
    max-width: 20rem;
    margin-top: 1rem;
    color: var(--text-soft);
    font-size: 0.82rem;
  }

  .footer-contact,
  .footer-nav,
  .footer-action {
    display: grid;
    align-content: start;
    justify-items: start;
    gap: 0.6rem;
    font-size: 0.84rem;
  }

  .footer-label {
    margin-bottom: 0.45rem;
    color: var(--text-soft);
    font-family: var(--font-display);
    font-size: var(--text-caption);
    font-weight: 700;
    letter-spacing: 0.13em;
  }

  .footer-contact span {
    color: var(--text-soft);
  }

  .footer-action a {
    display: inline-flex;
    min-height: 2.75rem;
    align-items: center;
    gap: 0.55rem;
    border-bottom: 1px solid var(--line-strong);
    font-weight: 700;
  }

  .footer-bottom {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 3.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--line);
    color: var(--text-soft);
    font-family: var(--font-display);
    font-size: var(--text-caption);
    letter-spacing: 0.07em;
  }

  .case-card__category {
    padding: 0.35rem 0.65rem;
    border: 1px solid var(--line);
    border-radius: 999px;
    color: var(--text-soft);
    font-size: var(--text-meta);
    line-height: 1.5;
  }

  .process-section {
    padding-block: clamp(1.9rem, 3.5vw, 2.9rem) clamp(2.5rem, 5vw, 4rem);
    border-block: 0;
    background: var(--page);
  }

  .faq-section {
    padding-block: clamp(1.9rem, 3.5vw, 2.9rem);
    border-top: 1px solid var(--line);
    background: var(--surface);
  }

  .faq-section .mockup-section-title {
    margin-bottom: clamp(1.4rem, 3vw, 2.2rem);
  }

  .faq-list {
    max-width: 64rem;
    margin-inline: auto;
  }

  .faq-list summary {
    cursor: pointer;
    line-height: 1.5;
  }

  .faq-list summary:focus-visible {
    border-radius: 0.25rem;
    outline: 2px solid var(--brand-deep);
    outline-offset: 0.25rem;
  }

  html[data-theme="dark"] .faq-list summary:focus-visible {
    outline-color: var(--brand);
  }

  .process-steps {
    display: grid;
    gap: 1.5rem;
  }

  .process-step {
    position: relative;
    display: grid;
    grid-template-columns: 4.6rem 1fr;
    align-items: center;
    gap: 1.1rem;
  }

  .process-step__icon {
    display: grid;
    width: 4.6rem;
    height: 4.6rem;
    place-items: center;
    border: 1px solid var(--line-strong);
    border-radius: 50%;
    background: var(--surface);
  }

  .process-step__icon .material-symbols-outlined {
    font-size: 2.1rem;
  }

  .process-step__copy > span {
    color: var(--brand-deep);
    font-family: var(--font-display);
    font-size: var(--text-meta);
    font-weight: 700;
  }

  html[data-theme="dark"] .process-step__copy > span {
    color: var(--brand);
  }

  .process-step h3 {
    margin-top: 0.15rem;
    font-size: 1.125rem;
  }

  .process-step p {
    margin-top: 0.4rem;
    color: var(--text-soft);
    font-size: var(--text-body);
    line-height: 1.75;
  }

  .quality-strip {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-top: clamp(2.8rem, 6vw, 4.5rem);
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: var(--surface);
  }

  .quality-strip > div {
    display: grid;
    min-width: 0;
    grid-template-columns: 2.8rem 1fr;
    align-items: center;
    gap: 0.65rem;
    padding: 1.1rem;
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
  }

  .quality-strip > div:nth-child(even) {
    border-right: 0;
  }

  .quality-strip > div:nth-last-child(-n + 2) {
    border-bottom: 0;
  }

  .quality-strip .material-symbols-outlined {
    font-size: 2rem;
  }

  .quality-strip p {
    display: grid;
    min-width: 0;
  }

  .quality-strip strong {
    font-size: var(--text-body);
  }

  .quality-strip small {
    margin-top: 0.1rem;
    color: var(--text-soft);
    font-size: var(--text-meta);
  }

  .contact-cta {
    min-height: 0;
    padding-block: clamp(2rem, 3.5vw, 3rem) 2.5rem;
    overflow: visible;
    background: var(--page);
    color: var(--text);
  }

  .contact-banner {
    position: relative;
    display: grid;
    align-items: center;
    gap: 1.25rem;
    padding: 1.5rem;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background:
      linear-gradient(90deg, var(--surface) 0%, var(--surface) 48%, transparent 100%),
      radial-gradient(ellipse at 84% 54%, color-mix(in srgb, var(--brand) 23%, transparent), transparent 34%),
      var(--surface-soft);
  }

  .contact-banner::after {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent 45%, color-mix(in srgb, var(--brand) 9%, transparent));
    content: "";
    pointer-events: none;
  }

  .contact-banner > * {
    position: relative;
    z-index: 1;
  }

  .contact-banner > img {
    width: 4.4rem;
    height: 3.5rem;
    object-fit: contain;
  }

  .contact-banner__copy h2 {
    max-width: none;
    font-size: clamp(1.45rem, 3vw, 2rem);
    line-height: 1.2;
  }

  .contact-banner__copy p {
    max-width: 42rem;
    margin-top: 0.35rem;
    color: var(--text-soft);
    font-size: var(--text-body);
  }

  .contact-banner .button {
    justify-self: start;
    white-space: nowrap;
  }

  .site-footer {
    padding-block: 2.2rem 5.5rem;
    border-top: 1px solid var(--line);
    background: var(--page);
  }

  .footer-grid {
    gap: 2rem;
  }

  .footer-brand > p {
    max-width: 25rem;
    margin-top: 0.8rem;
    font-size: var(--text-meta);
    line-height: 1.75;
  }

  .footer-contact,
  .footer-nav,
  .footer-social {
    display: grid;
    align-content: start;
    justify-items: start;
    gap: 0.5rem;
    font-size: var(--text-meta);
  }

  .footer-social > div {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
  }

  .footer-social > div a {
    display: grid;
    min-width: 2.75rem;
    height: 2.75rem;
    place-items: center;
    padding-inline: 0.45rem;
    border: 1px solid var(--line-strong);
    border-radius: 999px;
    font-family: var(--font-display);
    font-size: var(--text-caption);
    font-weight: 700;
    transition:
      border-color 180ms var(--ease-out),
      background-color 180ms var(--ease-out),
      color 180ms var(--ease-out),
      transform 180ms var(--ease-out);
  }

  .footer-social > div a:active {
    transform: scale(0.97);
  }

  .footer-bottom {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 0.75rem 2rem;
    margin-top: 2.1rem;
    padding-top: 1rem;
  }

  .footer-bottom > p:last-child {
    display: flex;
    gap: 1.2rem;
  }
}

@layer utilities {
  /* A fixed WebGL layer sits behind the entire document, independent of scroll. */
  body {
    isolation: isolate;
  }

  .site-flow {
    position: fixed;
    z-index: 0;
    inset: 0;
    overflow: hidden;
    visibility: hidden;
    pointer-events: none;
  }

  html.webgl-flow-ready .site-flow {
    visibility: visible;
  }

  .site-flow canvas {
    display: block;
    width: 100%;
    height: 100%;
  }

  #main-content,
  .site-footer {
    position: relative;
    z-index: 1;
  }

  html.webgl-flow-ready .flow-stage {
    overflow: visible;
    background: transparent;
  }

  html.webgl-flow-ready .hero,
  html.webgl-flow-ready .work-section,
  html.webgl-flow-ready .process-section,
  html.webgl-flow-ready .contact-cta {
    background: transparent;
  }

  html.webgl-flow-ready .service-section {
    background: color-mix(in srgb, var(--surface) 58%, transparent);
  }

  html.webgl-flow-ready .product-section {
    background: color-mix(in srgb, var(--section-contrast) 60%, transparent);
  }

  html.webgl-flow-ready .faq-section {
    background: color-mix(in srgb, var(--surface) 64%, transparent);
  }

  html.webgl-flow-ready .site-footer {
    background: color-mix(in srgb, var(--page) 72%, transparent);
  }

  html.webgl-flow-ready .contact-cta__art {
    background: linear-gradient(
      90deg,
      rgba(11, 14, 12, 0.72) 0%,
      rgba(11, 14, 12, 0.60) 48%,
      rgba(11, 14, 12, 0.30) 100%
    );
  }

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

@layer responsive {
  @media (min-width: 40rem) {
    .nav-line-button {
      display: inline-flex;
    }

    .mobile-line-bar {
      display: none;
    }

    .hero__actions .button {
      flex: 0 0 auto;
    }

    .service-card-grid,
    .process-steps {
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .contact-banner {
      grid-template-columns: auto minmax(0, 1fr);
      padding: 1.7rem 2rem;
    }

    .contact-banner .button {
      grid-column: 2;
    }

    .value-rail {
      grid-template-columns: repeat(2, 1fr);
    }

    .value-rail > div:nth-child(odd) {
      border-right: 1px solid var(--line);
    }

    .value-rail > div:nth-last-child(-n + 2) {
      border-bottom: 0;
    }

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

    .case-card--featured,
    .case-card--coming {
      grid-column: 1 / -1;
    }

    .case-card:not(.case-card--featured):not(.case-card--coming):not(.case-card--wide) {
      grid-column: 1 / -1;
    }

    .case-card--wide {
      grid-column: 1 / -1;
    }

    .contact-cta__content {
      min-height: 34rem;
    }

    .contact-cta {
      min-height: 0;
    }

    .footer-grid {
      grid-template-columns: 1.4fr repeat(2, 0.8fr);
    }

    .footer-action {
      grid-column: 2 / -1;
    }

    .footer-bottom {
      flex-direction: row;
      justify-content: space-between;
    }
  }

  @media (min-width: 52rem) {
    .section-heading--split {
      grid-template-columns: minmax(0, 1.2fr) minmax(18rem, 0.8fr);
      align-items: end;
    }

    .section-heading--split > p {
      justify-self: end;
    }

    .service-item {
      grid-template-columns: 3rem minmax(0, 1.45fr) minmax(15rem, 0.85fr);
      align-items: start;
      gap: 2rem;
      padding-block: 2.8rem;
    }

    .service-item .tag-list {
      justify-content: flex-end;
      padding-top: 2.1rem;
    }

    .process-list li {
      grid-template-columns: 3rem 1fr auto;
      align-items: start;
      gap: 1.5rem;
      padding-block: 2rem;
    }

    .process-list small {
      display: block;
    }

    .faq-list summary {
      grid-template-columns: 3rem 1fr 2rem;
      min-height: 6rem;
      font-size: 1.15rem;
    }

    .faq-answer p {
      padding-left: 3.75rem;
    }
  }

  @media (min-width: 62rem) {
    :root {
      --header-height: 5.25rem;
    }

    .menu-toggle {
      display: none;
    }

    .theme-toggle--compact {
      display: inline-flex;
    }

    .desktop-nav {
      display: flex;
      gap: clamp(1.7rem, 2.5vw, 2.6rem);
    }

    .mobile-nav {
      display: none;
    }

    .hero {
      min-height: 43rem;
    }

    .hero__grid {
      min-height: 43rem;
      grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
      align-items: center;
      align-content: center;
      gap: clamp(1rem, 3vw, 3rem);
      padding-top: calc(var(--header-height) + 2rem);
      padding-bottom: 2.5rem;
    }

    .hero__copy {
      align-self: center;
    }

    .hero h1 {
      font-size: clamp(3.2rem, 4.25vw, 4.05rem);
      line-height: 1.08;
    }

    .hero__lead {
      max-width: 34rem;
      font-size: var(--text-body);
    }

    .hero__showcase {
      min-height: 34rem;
    }

    .hero-device {
      width: 118%;
      transform: translateX(-9%);
    }

    .hero__art {
      inset: 0 -8% 0 40%;
    }

    .hero__art-image {
      background-position: center;
      opacity: 0.62;
      -webkit-mask-image: linear-gradient(to right, transparent 0%, #000 30%, #000 100%);
      mask-image: linear-gradient(to right, transparent 0%, #000 30%, #000 100%);
    }

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

    .service-card {
      min-height: 14.5rem;
      padding: 1rem;
    }

    .process-steps {
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 1.25rem;
    }

    .process-step {
      grid-template-columns: minmax(0, 1fr);
      grid-template-rows: 4.2rem auto;
      align-items: start;
      gap: 1rem;
    }

    .process-step__icon {
      z-index: 1;
      width: 4.2rem;
      height: 4.2rem;
    }

    .process-step:not(:last-child)::after {
      position: absolute;
      z-index: 0;
      top: 2.1rem;
      right: -1.25rem;
      left: 4rem;
      border-top: 1px dotted var(--line-strong);
      content: "";
    }

    .process-step__copy {
      min-width: 0;
    }

    .quality-strip {
      grid-template-columns: repeat(4, minmax(0, 1fr));
    }

    .quality-strip > div,
    .quality-strip > div:nth-child(even) {
      border-right: 1px solid var(--line);
      border-bottom: 0;
    }

    .quality-strip > div:last-child {
      border-right: 0;
    }

    .contact-banner {
      grid-template-columns: auto minmax(0, 1fr) auto;
    }

    .contact-banner .button {
      grid-column: auto;
      justify-self: end;
    }

    .value-rail {
      grid-template-columns: repeat(4, 1fr);
    }

    .value-rail > div {
      border-right: 1px solid var(--line);
      border-bottom: 0;
    }

    .value-rail > div:last-child {
      border-right: 0;
    }

    .work-grid,
    .product-grid {
      grid-template-columns: repeat(12, minmax(0, 1fr));
      gap: 1.25rem;
    }

    .case-card--featured {
      grid-column: span 7;
    }

    .case-card:not(.case-card--featured):not(.case-card--coming):not(.case-card--wide) {
      grid-column: span 5;
    }

    .case-card--wide {
      grid-column: span 7;
    }

    .case-card--app-small {
      grid-column: span 5;
    }

    .case-card--app-large {
      grid-column: span 7;
    }

    .product-grid--single .case-card--app-small {
      grid-column: 3 / span 8;
    }

    .case-card--featured .case-visual,
    .case-card:not(.case-card--featured):not(.case-card--coming) .case-visual {
      min-height: 0;
      aspect-ratio: 1265 / 712;
    }

    .work-section .work-grid .case-card--tall-thumb .case-visual {
      aspect-ratio: 4 / 3;
    }

    .case-card--coming .case-visual {
      min-height: 25rem;
    }

    .process-layout {
      grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
      align-items: start;
    }

    .process-intro {
      position: sticky;
      top: calc(var(--header-height) + 3rem);
    }

    .faq-layout {
      grid-template-columns: minmax(18rem, 0.65fr) minmax(0, 1.35fr);
      gap: clamp(4rem, 8vw, 8rem);
    }

    .contact-cta__content {
      min-height: 36rem;
      flex-direction: row;
      align-items: flex-end;
    }

    .site-footer {
      padding-bottom: 2.5rem;
    }

    .footer-grid {
      grid-template-columns: 1.7fr 1fr 0.7fr 1fr;
    }

    .footer-action {
      grid-column: auto;
    }
  }

  @media (min-width: 80rem) {
    .theme-toggle--compact {
      display: none;
    }

    .theme-picker--desktop {
      display: flex;
    }

    .brand__mark {
      width: 3.35rem;
      height: 2.65rem;
    }

    .brand__copy strong {
      font-size: 1.18rem;
    }

    .hero-title__line {
      white-space: nowrap;
    }

    .case-card__meta {
      padding: 1.7rem;
    }

    .contact-cta__art {
      background-position: center;
    }
  }

  @media (pointer: coarse) {
    .button,
    .desktop-nav a,
    .text-link,
    .footer-action a,
    .menu-toggle,
    .theme-toggle,
    .theme-picker__option {
      min-height: 3rem;
    }
  }

  @media (hover: hover) and (pointer: fine) {
    .menu-toggle:hover {
      border-color: var(--line-strong);
      background: var(--surface-soft);
    }

    .theme-toggle:hover {
      border-color: var(--line-strong);
      background: var(--surface-soft);
    }

    .theme-picker__option:not([aria-pressed="true"]):hover {
      background: color-mix(in srgb, var(--surface-soft) 70%, transparent);
      color: var(--text);
    }

    .button:hover {
      transform: translateY(-2px);
    }

    .button:hover span {
      transform: translateX(0.2rem);
    }

    .button--primary:hover,
    .button--compact:hover {
      background: var(--brand-bright);
    }

    .button--ghost:hover {
      border-color: var(--text);
    }

    .desktop-nav a:hover {
      color: var(--text);
    }

    .service-item {
      transition:
        padding-inline 260ms var(--ease-out),
        background-color 260ms var(--ease-out);
    }

    .service-item:hover {
      padding-inline: 1rem;
      background: var(--page);
    }

    .case-card__link[href]:hover {
      transform: translateY(-0.35rem);
      border-color: var(--line-strong);
      box-shadow: var(--shadow-soft);
    }

    .case-card__link[href]:hover .case-card__arrow {
      transform: rotate(8deg);
      border-color: var(--brand);
      background: var(--brand);
      color: var(--ink-on-brand);
    }

    .footer-nav a:hover,
    .footer-contact a:hover {
      color: var(--brand-deep);
    }

    html[data-theme="dark"] .footer-nav a:hover,
    html[data-theme="dark"] .footer-contact a:hover {
      color: var(--brand);
    }
  }

  @media (prefers-reduced-motion: reduce) {
    html {
      scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
      animation-duration: 0.01ms !important;
      animation-iteration-count: 1 !important;
      transition-duration: 0.01ms !important;
      scroll-behavior: auto !important;
    }

  }
}