@import url('https://fonts.googleapis.com/css2?family=Anuphan:wght@300;400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root {
  --white: #ffffff;
  --black: #111111;
  --gray: #f4f4f4;
  --muted: #6a6a6a;
  --line: #e2e2e2;
  --line-strong: #111111;
  --font: 'Anuphan', sans-serif;
  --display: 'Space Grotesk', 'Anuphan', sans-serif;
  --mono: 'IBM Plex Mono', 'Anuphan', monospace;
  --max: 1120px;
  --nav-h: 72px;
  --demo-h: 48px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  color: var(--black);
  background: var(--white);
  line-height: 1.65;
  min-height: 100vh;
  overflow-x: hidden;
}

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

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

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

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

.mono {
  font-family: var(--mono);
}

/* Demo bar */
.demo-bar {
  position: sticky;
  top: 0;
  z-index: 60;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.55rem 1.25rem;
  background: var(--black);
  color: var(--white);
  font-size: 0.82rem;
}

.demo-bar strong {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
}

.demo-bar__actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.demo-bar a {
  padding: 0.35rem 0.75rem;
  border: 1px solid rgba(255, 255, 255, 0.28);
  font-size: 0.78rem;
  font-weight: 500;
  transition: background 0.2s var(--ease), border-color 0.2s;
}

.demo-bar a:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.55);
}

.demo-bar a.is-primary {
  background: var(--white);
  border-color: var(--white);
  color: var(--black);
}

/* Header */
.site-header {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 40;
  height: var(--nav-h);
}

.site-header.is-solid {
  position: fixed;
  top: var(--demo-h);
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
  animation: drop 0.35s var(--ease);
}

@keyframes drop {
  from {
    transform: translateY(-100%);
  }
  to {
    transform: translateY(0);
  }
}

.site-header__inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.menu-toggle {
  display: none;
  background: none;
  border: 1px solid currentColor;
  padding: 0.4rem 0.75rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  cursor: pointer;
}

.nav {
  display: flex;
  gap: 1.5rem;
}

.nav a {
  font-size: 0.9rem;
  font-weight: 500;
  position: relative;
}

.nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -0.2rem;
  width: 100%;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease);
}

.nav a:hover::after {
  transform: scaleX(1);
}

.site-header:not(.is-solid) {
  color: var(--white);
}

.site-header:not(.is-solid) .nav a,
.site-header:not(.is-solid) .brand,
.site-header:not(.is-solid) .menu-toggle {
  color: var(--white);
}

/* Hero — giant type + full-bleed plane */
.hero {
  position: relative;
  min-height: calc(100vh - var(--demo-h));
  display: flex;
  align-items: flex-end;
  padding: calc(var(--nav-h) + 2rem) 0 4.5rem;
  color: var(--white);
  overflow: hidden;
}

.hero__plane {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__plane img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: heroZoom 18s var(--ease) both;
}

@keyframes heroZoom {
  from {
    transform: scale(1.08);
  }
  to {
    transform: scale(1);
  }
}

.hero__shade {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(180deg, rgba(17, 17, 17, 0.35) 0%, rgba(17, 17, 17, 0.15) 40%, rgba(17, 17, 17, 0.82) 100%),
    linear-gradient(90deg, rgba(17, 17, 17, 0.45) 0%, transparent 55%);
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 40rem;
  animation: rise 0.9s var(--ease) both;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.brand-mark {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(5.5rem, 16vw, 11rem);
  line-height: 0.85;
  letter-spacing: -0.04em;
  margin-bottom: 1.25rem;
  animation: rise 1s var(--ease) 0.1s both;
}

.hero h1 {
  font-family: var(--font);
  font-weight: 500;
  font-size: clamp(1.35rem, 2.6vw, 1.85rem);
  line-height: 1.35;
  letter-spacing: -0.02em;
  max-width: 22ch;
  margin-bottom: 0.85rem;
}

.lead {
  color: rgba(255, 255, 255, 0.82);
  font-size: 1rem;
  max-width: 36ch;
  margin-bottom: 1.75rem;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.4rem;
  font-size: 0.92rem;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.25s var(--ease), color 0.25s, border-color 0.25s, transform 0.25s var(--ease);
}

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

.btn--ink {
  background: var(--black);
  color: var(--white);
  border-color: var(--black);
}

.btn--ink:hover {
  background: #000;
}

.btn--line {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.65);
}

.btn--line:hover {
  background: var(--white);
  color: var(--black);
  border-color: var(--white);
}

/* Sections */
.section {
  padding: 5.5rem 0;
  border-top: 1px solid var(--line);
}

.section__head {
  display: grid;
  gap: 0.65rem;
  margin-bottom: 2.75rem;
  max-width: 36rem;
}

.eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.section__head h2 {
  font-family: var(--display);
  font-weight: 600;
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.section__head p:last-child {
  color: var(--muted);
  font-size: 0.98rem;
}

/* Case index */
.cases {
  background: var(--white);
}

.cases__layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2.5rem;
  align-items: stretch;
}

.case-index {
  list-style: none;
  border-top: 1px solid var(--line-strong);
}

.case-row {
  display: grid;
  grid-template-columns: 3rem 1fr auto auto;
  gap: 1rem;
  align-items: baseline;
  padding: 1.15rem 0;
  border-bottom: 1px solid var(--line);
  cursor: pointer;
  transition: background 0.25s var(--ease), padding 0.25s var(--ease);
}

.case-row:hover,
.case-row.is-active {
  background: var(--gray);
  padding-left: 0.75rem;
  padding-right: 0.75rem;
}

.case-row__num {
  font-size: 0.78rem;
  color: var(--muted);
}

.case-row__title {
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.case-row__meta {
  font-size: 0.85rem;
  color: var(--muted);
}

.case-row__year {
  font-size: 0.75rem;
  color: var(--muted);
}

.case-preview {
  position: sticky;
  top: calc(var(--demo-h) + var(--nav-h) + 1rem);
  align-self: start;
  border: 1px solid var(--line);
  background: var(--gray);
  overflow: hidden;
  min-height: 22rem;
}

.case-preview img {
  width: 100%;
  height: 20rem;
  object-fit: cover;
  transition: opacity 0.4s var(--ease), transform 0.6s var(--ease);
}

.case-preview.is-swap img {
  opacity: 0.35;
  transform: scale(1.03);
}

.case-preview__cap {
  padding: 0.85rem 1rem;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  border-top: 1px solid var(--line);
  background: var(--white);
}

/* Works gallery */
.works {
  background: var(--gray);
  border-top: 1px solid var(--line);
}

.works__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.work {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border: 1px solid var(--line);
  min-height: 100%;
}

.work--wide {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  align-items: stretch;
}

.work__media {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--gray);
}

.work--wide .work__media {
  aspect-ratio: auto;
  min-height: 18rem;
}

.work__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.7s var(--ease);
  filter: grayscale(0.12) contrast(1.03);
}

.work:hover .work__media img {
  transform: scale(1.04);
  filter: none;
}

.work__copy {
  padding: 1.35rem 1.4rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  justify-content: center;
}

.work__copy > .mono {
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.work__copy h3 {
  font-family: var(--display);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.work__copy p {
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--muted);
  max-width: 36rem;
}

.work__meta {
  margin-top: 0.5rem;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  color: var(--ink);
}

/* Service thin rows */
.services {
  background: var(--white);
}

.service-rows {
  list-style: none;
  border-top: 1px solid var(--line-strong);
}

.service-row {
  display: grid;
  grid-template-columns: 2.5rem 1fr auto;
  gap: 1.25rem;
  align-items: center;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--line);
  transition: background 0.25s var(--ease), transform 0.25s var(--ease);
}

.service-row:hover {
  background: var(--white);
  transform: translateX(4px);
  padding-left: 0.75rem;
  padding-right: 0.75rem;
}

.service-row__num {
  font-size: 0.85rem;
  font-weight: 500;
}

.service-row__body h3 {
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
  margin-bottom: 0.3rem;
}

.service-row__body p {
  color: var(--muted);
  font-size: 0.95rem;
  max-width: 42ch;
}

.service-row__tag {
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--muted);
  white-space: nowrap;
}

/* Process timeline */
.process {
  background: var(--white);
}

.timeline {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
  border-top: 1px solid var(--line-strong);
  padding-top: 2.25rem;
}

.timeline::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--line-strong);
}

.timeline__item {
  position: relative;
  padding: 0 1.25rem 0 0;
  border-right: 1px solid var(--line);
}

.timeline__item:last-child {
  border-right: none;
  padding-right: 0;
}

.timeline__dot {
  position: absolute;
  top: -2.45rem;
  left: 0;
  width: 9px;
  height: 9px;
  background: var(--black);
  outline: 3px solid var(--white);
}

.timeline__num {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 0.65rem;
}

.timeline__item h3 {
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.15rem;
  margin-bottom: 0.4rem;
  letter-spacing: -0.02em;
}

.timeline__item p {
  font-size: 0.92rem;
  color: var(--muted);
  max-width: 22ch;
}

/* Inquiry */
.inquiry {
  padding: 5.5rem 0;
  background: var(--black);
  color: var(--white);
  border-top: 1px solid var(--black);
}

.inquiry__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: start;
}

.inquiry .eyebrow {
  color: rgba(255, 255, 255, 0.55);
}

.inquiry__info h2 {
  font-family: var(--display);
  font-weight: 600;
  font-size: clamp(1.8rem, 3.2vw, 2.5rem);
  letter-spacing: -0.03em;
  margin: 0.65rem 0 0.85rem;
}

.inquiry__info > p {
  color: rgba(255, 255, 255, 0.72);
  max-width: 34ch;
  margin-bottom: 2rem;
}

.info-list {
  display: grid;
  gap: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: 1.25rem;
}

.info-list div {
  display: grid;
  gap: 0.2rem;
}

.info-list dt {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.45);
}

.info-list dd {
  font-size: 0.98rem;
}

.inquiry__form {
  display: grid;
  gap: 1rem;
  padding: 1.75rem;
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.03);
}

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

.field {
  display: grid;
  gap: 0.4rem;
}

.field label {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 0.8rem 0.9rem;
  background: var(--white);
  color: var(--black);
  border: 1px solid transparent;
  outline: none;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--black);
  box-shadow: 0 0 0 1px var(--black);
}

.field textarea {
  min-height: 7rem;
  resize: vertical;
}

.inquiry__form .btn--ink {
  background: var(--white);
  color: var(--black);
  border-color: var(--white);
  justify-self: start;
  margin-top: 0.35rem;
}

.inquiry__form .btn--ink:hover {
  background: var(--gray);
}

/* Footer */
.site-footer {
  background: var(--white);
  border-top: 1px solid var(--line);
  padding: 3.5rem 0 1.75rem;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2.5rem;
}

.footer__grid p {
  margin-top: 0.85rem;
  color: var(--muted);
  font-size: 0.92rem;
  max-width: 32ch;
}

.footer__grid h4 {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.85rem;
  font-weight: 500;
}

.footer__grid a {
  display: block;
  font-size: 0.95rem;
  margin-bottom: 0.45rem;
  transition: opacity 0.2s;
}

.footer__grid a:hover {
  opacity: 0.55;
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  color: var(--muted);
}

/* Reveal */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.reveal.is-in {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */

.voice-path {
  list-style: none;
  margin: 0 auto;
  max-width: 42rem;
  width: 100%;
  padding: 0;
  display: grid;
  gap: 0;
  position: relative;
}
#voices .section__head,
#voices header.section__head {
  max-width: 42rem;
  width: 100%;
  margin-inline: auto;
}

.voice-path::before {
  content: "";
  position: absolute;
  left: 0.85rem;
  top: 0.45rem;
  bottom: 0.45rem;
  width: 1px;
  background: var(--line);
}
.voice-path__step {
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr);
  gap: 0.85rem 1.25rem;
  align-items: start;
  padding: 1.15rem 0;
  position: relative;
}
.voice-path__mark {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--black);
  padding-top: 0.2rem;
  background: var(--bg, transparent);
  position: relative;
  z-index: 1;
}
.voice-path__step p {
  font-family: var(--display);
  font-size: 1.15rem;
  line-height: 1.4;
  margin: 0 0 0.55rem;
}
.voice-path__step cite {
  display: block;
  font-style: normal;
  color: var(--muted);
  font-size: 0.9rem;
}

@media (max-width: 960px) {
  .voice-path::before { left: 0.7rem; }
  .voice-path__step { grid-template-columns: 2rem minmax(0, 1fr); gap: 0.65rem 1rem; }

  .cases__layout,
  .works__grid,
  .work--wide,
  .inquiry__grid,
  .footer__grid {
    grid-template-columns: 1fr;
  }

  .work--wide {
    grid-column: auto;
  }

  .timeline {
    grid-template-columns: 1fr 1fr;
    gap: 2rem 0;
  }

  .timeline__item:nth-child(2) {
    border-right: none;
  }

  .case-preview {
    position: relative;
    top: 0;
    min-height: auto;
  }

  .case-preview img {
    height: 16rem;
  }

  .case-row {
    grid-template-columns: 2.5rem 1fr;
    gap: 0.35rem 1rem;
  }

  .case-row__meta,
  .case-row__year {
    grid-column: 2;
  }
}

@media (max-width: 720px) {
    .menu-toggle {
    display: inline-flex;
  }

  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--white);
    border-bottom: 1px solid var(--line);
    padding: 0.5rem 1.25rem 1rem;
    color: var(--black);
  }

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

  .nav a {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--line);
  }

  .site-header:not(.is-solid) .nav {
    color: var(--black);
  }

  .brand-mark {
    font-size: clamp(4.2rem, 22vw, 6.5rem);
  }

  .hero {
    padding-bottom: 3rem;
  }

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

  .timeline__item {
    border-right: none;
    border-bottom: 1px solid var(--line);
    padding: 0 0 1.5rem;
    margin-bottom: 1.5rem;
  }

  .timeline__item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
  }

  .timeline__dot {
    display: none;
  }

  .service-row {
    grid-template-columns: 2rem 1fr;
  }

  .service-row__tag {
    grid-column: 2;
  }

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

  .section,
  .inquiry {
    padding: 4rem 0;
  }
}

@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;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}