@layer reset, theme, base, components;

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

  * {
    margin: 0;
  }

  html {
    hanging-punctuation: first last;
  }

  @media (prefers-reduced-motion: no-preference) {
    html:focus-within {
      scroll-behavior: smooth;
    }
  }

  body {
    min-block-size: 100dvb;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
  }

  img,
  svg {
    display: block;
    max-inline-size: 100%;
  }

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

  button {
    cursor: pointer;
    background: none;
    border: 0;
  }

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

  a {
    color: inherit;
  }
}

@layer theme {
  html {
    color-scheme: light dark;
    --bg: #f4f1ea;
    --elev: #ebe7df;
    --text: #121417;
    --mute: #6e6a64;
    --line: #ddd8ce;
    --accent: #c45c26;
    --ink: #121417;
    --paper: #f4f1ea;
    --font: "IBM Plex Sans", "Segoe UI", sans-serif;
    --mono: "IBM Plex Mono", ui-monospace, monospace;
    --ease: cubic-bezier(0.16, 1, 0.3, 1);
    --header-h: 4.25rem;
    --radius-sm: 0.5rem;
    --radius-md: 0.9rem;
    --radius-lg: 1.35rem;
    --radius-pill: 999px;
    accent-color: var(--accent);
  }

  @media (prefers-color-scheme: dark) {
    html:not([data-theme="light"]) {
      color-scheme: dark;
      --bg: #121417;
      --elev: #1a1d21;
      --text: #f4f1ea;
      --mute: #8a8680;
      --line: #2a2d32;
    }
  }

  html[data-theme="dark"] {
    color-scheme: dark;
    --bg: #121417;
    --elev: #1a1d21;
    --text: #f4f1ea;
    --mute: #8a8680;
    --line: #2a2d32;
    --accent: #c45c26;
  }

  html[data-theme="light"] {
    color-scheme: light;
    --bg: #f4f1ea;
    --elev: #ebe7df;
    --text: #121417;
    --mute: #6e6a64;
    --line: #ddd8ce;
    --accent: #c45c26;
  }
}

@layer base {
  :focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
  }

  ::selection {
    background: var(--accent);
    color: var(--paper);
  }

  body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
  }

  body::before {
    content: "";
    position: fixed;
    inset-block-start: 0;
    inset-inline: 0;
    z-index: 80;
    block-size: 2px;
    background: var(--accent);
    transform-origin: 0 50%;
    scale: 0 1;
    pointer-events: none;
  }

  h1,
  h2,
  h3 {
    text-wrap: pretty;
    font-weight: 500;
    letter-spacing: -0.03em;
    line-height: 1.12;
  }

  h1 {
    font-size: clamp(2.5rem, 7vw, 4.75rem);
  }

  h2 {
    font-size: clamp(1.65rem, 3.4vw, 2.35rem);
  }

  h3 {
    font-size: 1.125rem;
    letter-spacing: -0.02em;
  }

  p {
    color: var(--mute);
    max-inline-size: 38rem;
  }

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

  .skip {
    position: absolute;
    z-index: 100;
    inset-inline-start: 1rem;
    inset-block-start: 0.75rem;
    padding: 0.5rem 0.85rem;
    background: var(--accent);
    color: var(--paper);
    text-decoration: none;
    font-weight: 500;
    border-radius: var(--radius-pill);
  }

  .skip:not(:focus) {
    position: absolute !important;
    clip-path: inset(50%);
    overflow: hidden;
    width: 1px;
    height: 1px;
    white-space: nowrap;
  }

  .visually-hidden:not(:focus):not(:active) {
    position: absolute !important;
    clip-path: inset(50%);
    overflow: hidden;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    border: 0;
    white-space: nowrap;
  }

  .wrap {
    width: min(70rem, calc(100% - 2.5rem));
    margin-inline: auto;
  }

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

    .js .reveal,
    .js :is(.service-grid, .process-grid, .engage-grid).reveal > * {
      opacity: 1;
      translate: 0;
    }

    .hero-caret,
    .hero-copy > *,
    .hero-scroll,
    body::before {
      animation: none;
    }
  }

  @media (prefers-reduced-motion: no-preference) {
    @supports (animation-timeline: scroll()) {
      body::before {
        animation: progress linear;
        animation-timeline: scroll();
      }
    }
  }

  @keyframes progress {
    from {
      scale: 0 1;
    }

    to {
      scale: 1 1;
    }
  }
}

@layer components {
  .site-header {
    position: sticky;
    top: 0;
    z-index: 40;
    background: color-mix(in srgb, var(--bg) 92%, transparent);
    backdrop-filter: blur(14px);
    border-block-end: 1px solid var(--line);
  }

  .header-inner {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    min-block-size: var(--header-h);
  }

  .wordmark {
    display: inline-flex;
    align-items: baseline;
    gap: 0.35rem;
    text-decoration: none;
    font-weight: 600;
    letter-spacing: 0.14em;
    font-size: 0.92rem;
    color: var(--text);
    flex-shrink: 0;
    order: 0;
  }

  .wordmark:hover {
    color: var(--text);
  }

  .wordmark-br {
    color: var(--accent);
    font-weight: 400;
    letter-spacing: 0;
  }

  .nav {
    display: flex;
    align-items: center;
    gap: 1.35rem;
    margin-inline-start: auto;
  }

  .nav-list {
    display: flex;
    align-items: center;
    gap: 1.25rem;
  }

  .nav-list a {
    text-decoration: none;
    color: var(--mute);
    font-size: 0.9rem;
    transition: color 0.2s var(--ease);
  }

  .nav-list a:hover,
  .nav-list a[aria-current="page"] {
    color: var(--text);
  }

  .nav-list a[aria-current="page"] {
    box-shadow: inset 0 -1px 0 var(--accent);
  }

  .header-actions {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    flex-shrink: 0;
  }

  .theme-toggle {
    display: grid;
    place-items: center;
    width: 2.5rem;
    height: 2.5rem;
    border: 1px solid var(--line);
    border-radius: var(--radius-pill);
    color: var(--text);
    transition:
      border-color 0.2s var(--ease),
      color 0.2s var(--ease);
  }

  .theme-toggle:hover {
    border-color: var(--accent);
    color: var(--accent);
  }

  .theme-toggle svg {
    display: none;
  }

  html[data-theme="dark"] .theme-toggle .icon-sun,
  html[data-theme="light"] .theme-toggle .icon-moon {
    display: block;
  }

  .nav-toggle {
    display: none;
    width: 2.5rem;
    height: 2.5rem;
    place-items: center;
    border: 1px solid var(--line);
    border-radius: var(--radius-pill);
    color: var(--text);
  }

  .nav-toggle-bars,
  .nav-toggle-bars::before,
  .nav-toggle-bars::after {
    display: block;
    width: 1.05rem;
    height: 1px;
    background: currentColor;
  }

  .nav-toggle-bars {
    position: relative;
  }

  .nav-toggle-bars::before,
  .nav-toggle-bars::after {
    content: "";
    position: absolute;
    inset-inline-start: 0;
  }

  .nav-toggle-bars::before {
    translate: 0 -5px;
  }

  .nav-toggle-bars::after {
    translate: 0 5px;
  }

  .nav-toggle[aria-expanded="true"] .nav-toggle-bars {
    background: transparent;
  }

  .nav-toggle[aria-expanded="true"] .nav-toggle-bars::before {
    translate: 0;
    rotate: 45deg;
  }

  .nav-toggle[aria-expanded="true"] .nav-toggle-bars::after {
    translate: 0;
    rotate: -45deg;
  }

  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.62rem 1.15rem;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    border: 1px solid var(--line);
    border-radius: var(--radius-pill);
    color: var(--text);
    transition:
      translate 0.25s var(--ease),
      background 0.2s var(--ease),
      border-color 0.2s var(--ease),
      color 0.2s var(--ease);
  }

  .btn:hover {
    color: var(--text);
    translate: 0 -1px;
  }

  .btn-primary {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--paper);
  }

  .btn-primary:hover {
    color: var(--paper);
    filter: brightness(1.06);
  }

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

  .hero {
    display: grid;
    align-items: center;
    min-block-size: calc(100dvh - var(--header-h));
    border-block-end: 1px solid var(--line);
  }

  .hero-stage {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    min-block-size: inherit;
    padding-block: 2.5rem 4.5rem;
    text-align: center;
  }

  .hero-copy {
    max-inline-size: 38rem;
  }

  .kicker {
    display: block;
    margin-block-end: 1rem;
    font-family: var(--mono);
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--mute);
  }

  .hero-kicker {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    margin-block-end: 1.15rem;
    font-family: var(--mono);
    font-size: 0.72rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--mute);
  }

  .hero h1 {
    max-inline-size: none;
    text-wrap: balance;
  }

  .hero-lede {
    margin-block-start: 1.35rem;
    margin-inline: auto;
    font-size: 1.12rem;
    max-inline-size: 32rem;
  }

  .hero-meta {
    margin-block-start: 0.85rem;
    font-family: var(--mono);
    font-size: 0.75rem;
    color: var(--mute);
    letter-spacing: 0.04em;
  }

  .hero-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.7rem;
    margin-block-start: 2rem;
  }

  .hero-caret {
    display: inline-block;
    width: 0.45em;
    height: 0.85em;
    background: var(--accent);
    border-radius: 0;
  }

  .hero-scroll {
    position: absolute;
    inset-block-end: 1.4rem;
    font-family: var(--mono);
    font-size: 0.68rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    text-decoration: none;
    color: var(--mute);
  }

  .hero-scroll:hover {
    color: var(--text);
  }

  @media (prefers-reduced-motion: no-preference) {
    .hero-caret {
      animation: caret 1.05s steps(1) infinite;
    }

    .hero-scroll {
      animation: rise 1s var(--ease) 0.7s both;
    }
  }

  @keyframes caret {
    50% {
      opacity: 0;
    }
  }

  @keyframes rise {
    from {
      opacity: 0;
      translate: 0 1.15rem;
    }

    to {
      opacity: 1;
      translate: 0;
    }
  }

  @media (prefers-reduced-motion: no-preference) {
    .hero-copy > * {
      animation: rise 0.9s var(--ease) both;
    }

    .hero-copy > :nth-child(1) {
      animation-delay: 0.05s;
    }

    .hero-copy > :nth-child(2) {
      animation-delay: 0.14s;
    }

    .hero-copy > :nth-child(3) {
      animation-delay: 0.24s;
    }

    .hero-copy > :nth-child(4) {
      animation-delay: 0.32s;
    }

    .hero-copy > :nth-child(5) {
      animation-delay: 0.4s;
    }
  }


  .section {
    padding-block: 5.25rem;
  }

  .section + .section {
    border-block-start: 1px solid var(--line);
  }

  .section-head {
    margin-block-end: 2.25rem;
    max-inline-size: 38rem;
  }

  .section-head h2 {
    margin-block-end: 0.65rem;
  }

  .service-grid,
  .engage-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(15.5rem, 1fr));
    gap: 0.85rem;
  }

  .service,
  .engage {
    background: var(--elev);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    padding: 1.4rem 1.25rem 1.55rem;
    transition:
      translate 0.3s var(--ease),
      border-color 0.2s var(--ease);
  }

  .service:hover,
  .engage:hover {
    translate: 0 -3px;
    border-color: color-mix(in srgb, var(--accent) 55%, var(--line));
  }

  .service-num,
  .engage-tag {
    display: block;
    margin-block-end: 1.15rem;
    font-family: var(--mono);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
  }

  .service p,
  .engage p,
  .step p,
  .project-desc {
    margin-block-start: 0.45rem;
    font-size: 0.95rem;
  }

  .project-list {
    display: grid;
    gap: 1.5rem;
  }

  .project-card {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    gap: 1.5rem;
    align-items: center;
    padding-block-end: 1.5rem;
    border-block-end: 1px solid var(--line);
  }

  .project-card:last-child {
    border-block-end: 0;
    padding-block-end: 0;
  }

  .project-media {
    background: var(--elev);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 16 / 10;
  }

  .project-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: scale 0.6s var(--ease);
  }

  .project-card:hover .project-media img {
    scale: 1.04;
  }

  .project-title-row {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 0.65rem 1rem;
  }

  .project-link {
    font-family: var(--mono);
    font-size: 0.72rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--accent);
    text-decoration: none;
  }

  .project-link:hover {
    color: var(--text);
  }

  .project-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-block-start: 0.9rem;
  }

  .project-stack span {
    font-family: var(--mono);
    font-size: 0.68rem;
    letter-spacing: 0.04em;
    color: var(--mute);
    border: 1px solid var(--line);
    border-radius: var(--radius-pill);
    padding: 0.22rem 0.55rem;
  }

  .process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.85rem;
  }

  .step {
    padding: 1.35rem 1.2rem 1.4rem;
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    background: var(--elev);
  }

  .step-num {
    font-family: var(--mono);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    color: var(--accent);
    margin-block-end: 0.85rem;
  }

  .step-time {
    display: block;
    margin-block-start: 0.85rem;
    font-family: var(--mono);
    font-size: 0.72rem;
    color: var(--mute);
  }

  .band {
    padding-block: 4.5rem;
    border-block-start: 1px solid var(--line);
    background: var(--elev);
  }

  .band h2 {
    margin-block-end: 0.55rem;
  }

  .band .btn {
    margin-block-start: 1.5rem;
  }

  .page-hero {
    padding-block: 3.75rem 2.5rem;
    border-block-end: 1px solid var(--line);
  }

  .page-hero h1 {
    max-inline-size: 16ch;
    font-size: clamp(2.1rem, 5vw, 3.4rem);
  }

  .page-hero .lede {
    margin-block-start: 1.1rem;
    font-size: 1.08rem;
  }

  .filters {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    padding-block: 1.5rem 0.5rem;
  }

  .filters fieldset {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    margin: 0;
    padding: 0;
    min-inline-size: 0;
    border: 0;
  }

  .filter {
    display: inline-flex;
    cursor: pointer;
  }

  .filter input {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip-path: inset(50%);
  }

  .filter span {
    display: inline-block;
    padding: 0.38rem 0.85rem;
    border: 1px solid var(--line);
    border-radius: var(--radius-pill);
    font-family: var(--mono);
    font-size: 0.72rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--mute);
  }

  .filter:hover span,
  .filter:has(:focus-visible) span {
    color: var(--text);
  }

  .filter:has(:checked) span {
    color: var(--text);
    border-color: var(--text);
  }

  .contact-layout {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: clamp(2rem, 5vw, 4rem);
    padding-block: 3.5rem 5rem;
  }

  .contact-copy h1 {
    font-size: clamp(2.1rem, 5vw, 3.2rem);
    max-inline-size: 12ch;
  }

  .contact-copy .lede {
    margin-block-start: 1rem;
  }

  .contact-detail {
    display: grid;
    gap: 0.85rem;
    margin-block-start: 2rem;
    padding-block-start: 1.4rem;
    border-block-start: 1px solid var(--line);
  }

  .contact-detail div {
    display: grid;
    gap: 0.15rem;
  }

  .contact-detail span:first-child {
    font-family: var(--mono);
    font-size: 0.68rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--mute);
  }

  .contact-detail a {
    text-decoration: none;
    color: var(--text);
  }

  .contact-detail a:hover {
    color: var(--accent);
  }

  .form-panel {
    background: var(--elev);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
  }

  .form-panel:has(.success[data-show="true"]) form,
  .form-panel:has(.success[data-show="true"]) .form-error {
    display: none;
  }

  .success {
    display: none;
  }

  .success[data-show="true"] {
    display: block;
  }

  .success h2 {
    margin-block-end: 0.5rem;
  }

  .form-error {
    margin-block-end: 1rem;
    color: var(--text);
  }

  .form {
    display: grid;
    gap: 1rem;
  }

  .field-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }

  .field {
    display: grid;
    gap: 0.35rem;
  }

  .field label {
    font-size: 0.85rem;
    font-weight: 500;
  }

  .req {
    color: var(--accent);
  }

  .field input,
  .field select,
  .field textarea {
    width: 100%;
    padding: 0.65rem 0.85rem;
    background: var(--bg);
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    color: var(--text);
  }

  .field textarea {
    min-block-size: 8.5rem;
    resize: vertical;
  }

  .field input:user-invalid,
  .field textarea:user-invalid {
    border-color: var(--accent);
  }

  .field .error {
    display: none;
    font-size: 0.8rem;
    color: var(--accent);
  }

  .field:has(:user-invalid) .error {
    display: block;
  }

  .hp {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
  }

  .form-note {
    font-size: 0.8rem;
  }

  .site-footer {
    border-block-start: 1px solid var(--line);
    padding-block: 2rem 2.4rem;
  }

  .footer-inner {
    display: grid;
    gap: 1.25rem;
  }

  .footer-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem 1.5rem;
  }

  .footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem 1.25rem;
    margin-inline-start: auto;
  }

  .footer-links a,
  .footer-mail {
    text-decoration: none;
    color: var(--mute);
    font-size: 0.9rem;
  }

  .footer-links a:hover,
  .footer-mail:hover {
    color: var(--text);
  }

  .footer-meta {
    font-family: var(--mono);
    font-size: 0.72rem;
    color: var(--mute);
    letter-spacing: 0.04em;
  }

  .js .reveal {
    opacity: 0;
    translate: 0 1.1rem;
  }

  .js .reveal.is-visible {
    opacity: 1;
    translate: 0;
    transition:
      opacity 0.8s var(--ease),
      translate 0.8s var(--ease);
  }

  .js :is(.service-grid, .process-grid, .engage-grid).reveal > * {
    opacity: 0;
    translate: 0 1rem;
  }

  .js :is(.service-grid, .process-grid, .engage-grid).reveal.is-visible > * {
    opacity: 1;
    translate: 0;
    transition:
      opacity 0.7s var(--ease),
      translate 0.7s var(--ease);
  }

  .js :is(.service-grid, .process-grid, .engage-grid).reveal.is-visible > :nth-child(2) {
    transition-delay: 90ms;
  }

  .js :is(.service-grid, .process-grid, .engage-grid).reveal.is-visible > :nth-child(3) {
    transition-delay: 160ms;
  }

  .js :is(.service-grid, .process-grid, .engage-grid).reveal.is-visible > :nth-child(4) {
    transition-delay: 230ms;
  }

  body.nav-open {
    overflow: hidden;
  }

  @media (max-width: 56rem) {
    .nav-toggle {
      display: grid;
    }

    .header-inner {
      flex-wrap: wrap;
    }

    .header-actions {
      order: 1;
      margin-inline-start: auto;
    }

    .nav {
      order: 2;
      margin-inline-start: 0;
    }

    .nav {
      display: none;
      flex-basis: 100%;
      flex-direction: column;
      align-items: stretch;
      gap: 0.35rem;
      padding-block: 0.25rem 1.15rem;
      margin-inline-start: 0;
    }

    .nav.is-open {
      display: flex;
    }

    .nav-list {
      flex-direction: column;
      align-items: stretch;
      gap: 0;
    }

    .nav-list a {
      display: block;
      padding-block: 0.7rem;
      border-block-end: 1px solid var(--line);
    }


    .service-grid,
    .engage-grid,
    .process-grid {
      grid-template-columns: 1fr 1fr;
    }

    .step:nth-child(3) {
      border-inline-start: 1px solid var(--line);
    }

    .project-card,
    .contact-layout,
    .field-row {
      grid-template-columns: 1fr;
    }

    .footer-links {
      margin-inline-start: 0;
    }
  }

  @media (max-width: 36rem) {
    .wrap {
      width: min(70rem, calc(100% - 1.5rem));
    }

    .service-grid,
    .engage-grid,
    .process-grid {
      grid-template-columns: 1fr;
    }

    .step {
      padding: 1.25rem 1.1rem 1.3rem;
    }

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