@font-face {
  font-family: "Pretendard Variable";
  src: url("/fonts/PretendardVariable.woff2?v=2") format("woff2");
  font-style: normal;
  font-weight: 45 920;
  font-display: swap;
}

:root {
  --ivory: #f4f0e8;
  --paper: #faf8f4;
  --stone: #ded7cb;
  --stone-dark: #b8afa2;
  --charcoal: #24221f;
  --muted: #68625b;
  --accent: #c1552c;
  --accent-dark: #9d4020;
  --max: 1100px;
  --gutter: clamp(20px, 4.5vw, 60px);
  --section: clamp(96px, 12vw, 180px);
  --image-gap: 24px;
  color-scheme: light;
  font-family: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR", "Segoe UI", sans-serif;
  font-synthesis: none;
}

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

html {
  scroll-behavior: smooth;
  background: var(--ivory);
}

body {
  margin: 0;
  color: var(--charcoal);
  background: var(--ivory);
  font-size: 17px;
  line-height: 1.7;
  word-break: keep-all;
  overflow-wrap: break-word;
}

img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

figure,
p,
h1,
h2,
h3,
ul,
ol,
dl,
dd {
  margin: 0;
}

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

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

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

.skip-link {
  position: fixed;
  top: 0;
  left: 10px;
  z-index: 1000;
  padding: 10px 16px;
  color: white;
  background: var(--charcoal);
  transform: translateY(-160%);
}

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

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 200;
  background: var(--ivory);
  border-bottom: 1px solid rgba(36, 34, 31, 0.18);
}

.header-inner {
  width: min(calc(100% - (var(--gutter) * 2)), var(--max));
  min-height: 88px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand,
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-weight: 750;
  letter-spacing: -0.04em;
}

.brand {
  gap: 0;
  font-size: 21px;
  font-weight: 760;
  letter-spacing: -0.055em;
  line-height: 1;
}

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

#top,
#process,
#cases,
#services,
#area {
  scroll-margin-top: 108px;
}

.desktop-nav {
  display: flex;
  gap: 30px;
  margin-left: auto;
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
}

.desktop-nav a {
  padding: 12px 0;
}

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

.header-phone {
  min-height: 48px;
  padding: 7px 14px;
  display: grid;
  align-content: center;
  color: white;
  background: var(--accent);
  line-height: 1.15;
}

.header-phone span {
  font-size: 11px;
  opacity: 0.82;
}

.header-phone strong {
  margin-top: 3px;
  font-size: 13px;
}

.hero {
  min-height: 760px;
  width: min(calc(100% - (var(--gutter) * 2)), var(--max));
  margin: 0 auto;
  padding: 140px 0 72px;
  display: grid;
  grid-template-columns: minmax(0, 7.5fr) minmax(360px, 4.5fr);
  align-items: center;
  gap: clamp(40px, 4vw, 64px);
}

.hero-copy {
  min-width: 0;
}

.section-kicker,
.section-number {
  margin-bottom: 24px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 650;
  letter-spacing: 0.06em;
}

.hero h1 {
  max-width: 800px;
  font-size: clamp(52px, 4.5vw, 60px);
  line-height: 1.12;
  letter-spacing: -0.055em;
  font-weight: 760;
}

@media (min-width: 981px) and (max-width: 1399px) {
  .hero {
    grid-template-columns: minmax(0, 8fr) minmax(300px, 4fr);
    gap: clamp(34px, 4vw, 56px);
  }

  .hero h1 { font-size: 4.7vw; }
}

@media (min-width: 1400px) {
  .hero {
    grid-template-columns: minmax(0, 2fr) minmax(340px, 1fr);
  }
}

.hero-lead {
  max-width: 620px;
  margin-top: 32px;
  color: var(--muted);
  font-size: clamp(17px, 1.35vw, 20px);
  line-height: 1.75;
}

.button {
  display: inline-flex;
  min-height: 56px;
  align-items: center;
  justify-content: center;
  margin-top: 36px;
  padding: 0 28px;
  font-weight: 720;
  text-align: center;
}

.button-primary {
  color: #fff;
  background: var(--accent);
  transition: background 160ms ease;
}

.button-primary:hover {
  background: var(--accent-dark);
}

.trust-rail {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin-top: 44px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
}

.trust-rail li {
  padding: 0 20px;
  border-left: 1px solid var(--stone-dark);
}

.trust-rail li:first-child {
  padding-left: 0;
  border-left: 0;
}

.hero-visual {
  position: relative;
  align-self: center;
  width: min(100%, 500px);
  aspect-ratio: 4 / 5;
  justify-self: end;
  overflow: hidden;
  background: var(--stone);
}

.hero-visual picture,
.hero-visual img {
  width: 100%;
  height: 100%;
}

.hero-visual img {
  object-position: center;
  animation: hero-settle 1.5s cubic-bezier(.2,.7,.2,1) both;
}

.hero-visual,
.problem-image,
.process-stage,
.case-preview-media,
.case-gallery-stage,
.evidence-grid figure,
.record {
  position: relative;
  overflow: hidden;
}

.image-label {
  position: absolute;
  z-index: 2;
  left: 12px;
  bottom: 12px;
  max-width: calc(100% - 24px);
  padding: 7px 10px;
  color: #fff;
  background: rgba(36, 34, 31, .84);
  font-size: 12px;
  font-weight: 620;
  line-height: 1.35;
  letter-spacing: -.01em;
  pointer-events: none;
}

.image-label-right {
  right: 12px;
  left: auto;
}

@keyframes hero-settle {
  from { transform: scale(1.025); }
  to { transform: scale(1); }
}

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

.services.section-space,
.evidence.section-space,
.records.section-space,
.area.section-space {
  padding-top: calc(var(--section) * .88);
  padding-bottom: calc(var(--section) * .88);
}

.problem,
.process,
.direct-work,
.cases,
.services,
.evidence,
.records,
.area,
.site-footer {
  width: min(calc(100% - (var(--gutter) * 2)), var(--max));
  margin-inline: auto;
}

.problem {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  align-items: end;
  gap: clamp(56px, 10vw, 150px);
}

.problem-copy {
  padding-bottom: 52px;
}

.problem h2,
.section-heading h2,
.direct-copy h2,
.services-intro h2,
.evidence-heading h2,
.area-intro h2 {
  font-size: clamp(40px, 4.2vw, 56px);
  line-height: 1.22;
  letter-spacing: -0.048em;
  font-weight: 720;
}

.problem-copy > p:not(.section-number) {
  max-width: 530px;
  margin-top: 22px;
  color: var(--muted);
}

.problem-image {
  margin-right: clamp(0px, 4vw, 52px);
}

.problem-image img {
  aspect-ratio: 4 / 3;
}

.process {
  width: 100%;
  max-width: none;
  padding-inline: var(--gutter);
  color: var(--paper);
  background: var(--charcoal);
}

.process > * {
  width: min(100%, var(--max));
  margin-inline: auto;
}

.section-heading {
  display: grid;
  grid-template-columns: 1fr 1fr;
  column-gap: 60px;
  align-items: end;
  margin-bottom: clamp(56px, 8vw, 104px);
}

.section-heading .section-number {
  grid-column: 1 / -1;
}

.section-heading > p:last-child {
  max-width: 560px;
  color: var(--muted);
}

.process .section-number,
.process .section-heading > p:last-child {
  color: #bcb5ac;
}

.process-timeline {
  margin-top: -12px;
}

.process-tabs {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: clamp(52px, 6vw, 78px);
}

.process-track {
  position: absolute;
  z-index: 0;
  right: calc(100% / 6);
  bottom: 5px;
  left: calc(100% / 6);
  height: 1px;
  background: rgba(255,255,255,.24);
}

.process-track-fill {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left center;
  transition-property: transform;
  transition-timing-function: linear;
}

.process-tab {
  position: relative;
  z-index: 1;
  min-width: 0;
  min-height: 92px;
  padding: 0 12px 32px;
  border: 0;
  color: #918b84;
  background: transparent;
  font: inherit;
  text-align: center;
  cursor: pointer;
  transition: color 180ms ease;
}

.process-tab:hover,
.process-tab.is-active {
  color: var(--paper);
}

.process-tab-number {
  display: block;
  margin-bottom: 5px;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  letter-spacing: .08em;
}

.process-tab-label {
  display: block;
  font-size: clamp(24px, 2.7vw, 34px);
  font-weight: 680;
  line-height: 1.2;
  letter-spacing: -.035em;
}

.process-point {
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 11px;
  height: 11px;
  border: 2px solid var(--charcoal);
  background: #77716b;
  transform: translateX(-50%);
  transition: background 180ms ease;
}

.process-tab.is-active .process-point,
.process-tab.is-complete .process-point {
  background: var(--accent);
}

.process-panel {
  display: grid;
  width: calc(100% - (100% / 3));
  margin-inline: auto;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(32px, 3vw, 44px);
  align-items: center;
  transition: opacity 160ms ease, transform 160ms ease;
}

.process-panel.is-changing {
  opacity: .52;
  transform: translateY(3px);
}

.process-stage {
  width: min(100%, 350px);
  justify-self: start;
}

.process-stage img {
  aspect-ratio: 4 / 5;
  object-position: center;
}

.process-panel-copy {
  max-width: 470px;
}

.process-panel-index {
  color: #9f9991;
  font-size: 13px;
  font-weight: 620;
  letter-spacing: .06em;
}

.process-panel-copy h3 {
  margin-top: 20px;
  font-size: clamp(42px, 5vw, 64px);
  line-height: 1;
  letter-spacing: -.05em;
}

.process-panel-copy p {
  max-width: 440px;
  margin-top: 24px;
  color: #bcb5ac;
}

.direct-work {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--image-gap);
  row-gap: clamp(56px, 7vw, 88px);
  align-items: start;
  border-top: 1px solid var(--stone-dark);
  border-bottom: 1px solid var(--stone-dark);
}

.direct-copy {
  grid-column: 1 / 9;
}

.direct-copy > p:not(.section-number) {
  max-width: 510px;
  margin-top: 28px;
  color: var(--muted);
}

.proof-list {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--stone-dark);
}

.proof-list > div {
  display: grid;
  grid-template-columns: 96px 1fr;
  padding: 26px 0;
  border-bottom: 1px solid var(--stone-dark);
}

.proof-list > div + div {
  padding-left: var(--image-gap);
  border-left: 1px solid var(--stone-dark);
}

.proof-list dt {
  color: var(--muted);
  font-size: 13px;
}

.proof-list dd {
  font-weight: 650;
}

.mid-cta {
  width: 100%;
  padding-inline: var(--gutter);
  color: var(--paper);
  background: #352e29;
}

.mid-cta-inner {
  width: min(100%, var(--max));
  margin-inline: auto;
  padding-block: clamp(72px, 8vw, 108px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 370px);
  align-items: center;
  gap: clamp(56px, 9vw, 120px);
}

.mid-cta-inner > div {
  max-width: 720px;
}

.mid-cta h2 {
  margin: 14px 0 18px;
  font-size: clamp(38px, 4vw, 54px);
  line-height: 1.18;
  letter-spacing: -0.05em;
}

.mid-cta p,
.mid-cta span {
  color: #bcb5ac;
}

.mid-phone {
  position: relative;
  min-height: 112px;
  padding: 24px 28px;
  display: grid;
  align-content: center;
  background: var(--accent);
  line-height: 1.25;
  transition: background 160ms ease;
}

.mid-phone:hover {
  background: var(--accent-dark);
}

.mid-phone small {
  color: rgba(255,255,255,.82);
}

.mid-phone strong {
  margin-top: 7px;
  font-size: clamp(25px, 2.3vw, 32px);
}

.cases-heading {
  margin-bottom: 64px;
}

.case-index {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: var(--image-gap);
  row-gap: clamp(68px, 7vw, 92px);
  scroll-margin-top: 108px;
}

.case-preview {
  position: relative;
  min-width: 0;
  padding-top: 20px;
  display: grid;
  grid-template-rows: auto auto auto 1fr;
  border-top: 1px solid var(--stone-dark);
}

.case-preview-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 28px;
  margin-bottom: 16px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 650;
  letter-spacing: .04em;
}

.case-preview-categories,
.case-dialog-categories {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  letter-spacing: 0;
}

.case-preview-categories li + li::before,
.case-dialog-categories li + li::before {
  content: "/";
  padding-right: 14px;
  color: var(--stone-dark);
}

.case-preview-media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--stone);
}

.case-preview-media img {
  height: 100%;
  transition: transform 260ms cubic-bezier(.2,.7,.2,1);
}

.case-preview h3 {
  min-height: 2.44em;
  margin-top: 26px;
  font-size: clamp(27px, 2.55vw, 36px);
  line-height: 1.22;
  letter-spacing: -0.045em;
  transition: color 160ms ease;
}

.case-preview-summary {
  max-width: 520px;
  min-height: 5.1em;
  margin-top: 14px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}

.case-preview-trigger {
  position: absolute;
  z-index: 3;
  inset: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.case-preview-trigger:focus-visible {
  outline-offset: 7px;
}

.case-preview:has(.case-preview-trigger:hover) .case-preview-media img {
  transform: scale(1.015);
}

.case-preview:has(.case-preview-trigger:hover) h3 {
  color: var(--accent);
}

.case-pagination {
  margin-top: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 26px;
}

.case-pagination[hidden] {
  display: none;
}

.case-pagination button {
  min-height: 48px;
  padding: 0 22px;
  border: 1px solid var(--charcoal);
  color: var(--charcoal);
  background: transparent;
  font: inherit;
  font-size: 14px;
  font-weight: 650;
  cursor: pointer;
}

.case-pagination button:hover:not(:disabled) {
  color: var(--paper);
  background: var(--charcoal);
}

.case-pagination button:disabled {
  border-color: var(--stone-dark);
  color: var(--stone-dark);
  cursor: default;
}

.case-pagination span {
  min-width: 42px;
  color: var(--muted);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  text-align: center;
}

.case-noscript {
  padding: 28px 0;
  border-top: 1px solid var(--stone-dark);
  border-bottom: 1px solid var(--stone-dark);
  color: var(--muted);
}

.case-dialog {
  width: min(calc(100vw - 40px), 1320px);
  max-width: none;
  height: min(820px, calc(100dvh - 40px));
  max-height: none;
  padding: 0;
  border: 0;
  color: var(--charcoal);
  background: var(--paper);
  overflow: hidden;
}

.case-dialog::backdrop {
  background: rgba(22, 20, 18, .76);
  backdrop-filter: blur(2px);
}

.case-dialog-shell {
  height: 100%;
  display: grid;
  grid-template-rows: 64px minmax(0, 1fr);
}

.case-dialog-header {
  padding: 0 22px 0 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--stone);
}

.case-dialog-header p {
  color: var(--muted);
  font-size: 12px;
  font-weight: 680;
  letter-spacing: .06em;
}

.case-dialog-close {
  min-width: 48px;
  min-height: 44px;
  border: 0;
  color: var(--charcoal);
  background: transparent;
  font: inherit;
  font-size: 14px;
  font-weight: 650;
  cursor: pointer;
}

.case-dialog-body {
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(340px, 2fr);
}

.case-gallery {
  min-width: 0;
  min-height: 0;
  padding: 24px 28px 20px;
  display: grid;
  grid-template-rows: minmax(0, 1fr) 44px;
  gap: 14px;
  color: var(--paper);
  background: var(--charcoal);
}

.case-gallery-stage {
  position: relative;
  min-height: 0;
  display: grid;
  place-items: center;
  overflow: hidden;
  background: #171614;
}

.case-gallery-stage img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #171614;
}

.case-gallery-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.case-gallery-controls button {
  min-width: 64px;
  min-height: 44px;
  padding: 0;
  border: 0;
  color: var(--paper);
  background: transparent;
  font: inherit;
  font-size: 14px;
  font-weight: 620;
  cursor: pointer;
}

.case-gallery-controls span {
  color: #bcb5ac;
  font-size: 13px;
  font-variant-numeric: tabular-nums;
}

.case-dialog-copy {
  min-width: 0;
  padding: clamp(34px, 4vw, 58px);
  overflow-y: auto;
}

.case-dialog-categories {
  color: var(--muted);
  font-size: 12px;
  font-weight: 650;
}

.case-dialog-copy h2 {
  margin-top: 22px;
  font-size: clamp(32px, 3.1vw, 46px);
  line-height: 1.18;
  letter-spacing: -.048em;
}

.case-dialog-summary {
  margin-top: 22px;
  color: var(--muted);
  font-size: 15px;
}

.case-detail-list {
  margin-top: clamp(34px, 5vh, 52px);
  border-top: 1px solid var(--stone-dark);
}

.case-detail-list > div {
  padding: 18px 0;
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 18px;
  border-bottom: 1px solid var(--stone-dark);
}

.case-detail-list dt {
  color: var(--muted);
  font-size: 12px;
  font-weight: 650;
}

.case-detail-list dd {
  font-size: 15px;
  line-height: 1.65;
}

body.case-dialog-open {
  overflow: hidden;
}

.services {
  display: grid;
  grid-template-columns: 4fr 7fr;
  gap: clamp(60px, 10vw, 160px);
}

.services-intro {
  position: sticky;
  top: 70px;
  align-self: start;
}

.services-intro > p:last-child,
.evidence-heading > p:last-child,
.area-intro > p:last-child {
  margin-top: 26px;
  color: var(--muted);
}

.service-index {
  border-top: 1px solid var(--stone-dark);
}

.service-index > div {
  padding: 26px 0;
  display: grid;
  grid-template-columns: 210px 1fr;
  gap: 30px;
  border-bottom: 1px solid var(--stone-dark);
}

.service-index dt {
  font-size: 21px;
  font-weight: 680;
  letter-spacing: -0.025em;
}

.service-index dt span {
  display: inline-block;
  width: 42px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 500;
}

.service-index dd {
  color: var(--muted);
}

.evidence {
  width: 100%;
  max-width: none;
  padding-inline: max(var(--gutter), calc((100vw - var(--max)) / 2));
  background: var(--paper);
}

.evidence-heading {
  max-width: 780px;
  margin-bottom: 68px;
}

.evidence-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--image-gap);
  align-items: start;
  padding-top: 20px;
  border-top: 1px solid var(--stone-dark);
}

.evidence-grid img {
  aspect-ratio: 4 / 3;
}

.records-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--image-gap);
  align-items: start;
}

.record:nth-child(1) { grid-column: 1 / 7; }
.record:nth-child(2) { grid-column: 7 / 13; }
.record:nth-child(3) { grid-column: 1 / 7; }
.record:nth-child(4) { grid-column: 7 / 13; }

.record img { aspect-ratio: 4 / 3; }
.area {
  display: grid;
  grid-template-columns: 6fr 6fr;
  gap: clamp(70px, 12vw, 180px);
  border-top: 1px solid var(--stone-dark);
}

.area-list {
  align-self: end;
}

.area-list > div {
  display: grid;
  grid-template-columns: 110px 1fr;
  padding: 26px 0;
  border-bottom: 1px solid var(--stone-dark);
}

.area-list h3 {
  font-size: 18px;
}

.area-list ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  color: var(--muted);
}

.final-cta {
  padding: clamp(80px, 10vw, 140px) max(var(--gutter), calc((100vw - var(--max)) / 2));
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 60px;
  color: var(--paper);
  background: var(--charcoal);
}

.final-cta > div > p,
.final-cta > div > span {
  color: #bcb5ac;
}

.final-cta h2 {
  margin: 16px 0 22px;
  font-size: clamp(42px, 5.2vw, 68px);
  line-height: 1.18;
  letter-spacing: -0.05em;
}

.final-button {
  min-width: 270px;
  min-height: 94px;
  margin: 0;
  display: grid;
  align-content: center;
  justify-items: start;
  gap: 2px;
}

.final-button strong {
  font-size: 24px;
}

.site-footer {
  padding-top: 60px;
  padding-bottom: 60px;
  display: grid;
  grid-template-columns: 2fr 7fr 2fr;
  gap: 40px;
  align-items: start;
  color: var(--muted);
  font-size: 13px;
}

.business-info {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 20px;
}

.business-info a {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.site-footer > p {
  text-align: right;
}

.mobile-call {
  display: none;
}

@media (min-width: 981px) {
  .cases,
  .records {
    width: min(calc(100% - (var(--gutter) * 2) - clamp(56px, 6vw, 96px)), 1000px);
  }

  .case-index {
    column-gap: clamp(48px, 5vw, 72px);
    row-gap: clamp(84px, 8vw, 112px);
  }

  .evidence {
    padding-inline: max(
      calc(var(--gutter) + clamp(28px, 3vw, 48px)),
      calc((100% - 1000px) / 2)
    );
  }

  .evidence-heading {
    margin-bottom: 76px;
  }

  .evidence-grid {
    column-gap: clamp(48px, 5vw, 72px);
    row-gap: clamp(56px, 6vw, 84px);
    padding-top: 28px;
  }

  .records-grid {
    column-gap: clamp(48px, 5vw, 72px);
    row-gap: clamp(56px, 6vw, 84px);
  }

  .process-tabs {
    margin-bottom: clamp(38px, 4vw, 52px);
  }

  .process-panel {
    margin-top: -6px;
  }

  .process-tab.is-active .process-tab-number {
    color: var(--paper);
    font-weight: 720;
  }

  .process-tab.is-active .process-tab-label {
    font-weight: 760;
  }
}

@media (max-width: 980px) {
  .desktop-nav { display: none; }
  .hero { grid-template-columns: 1.1fr .9fr; gap: 40px; }
  .hero h1 { font-size: clamp(44px, 6.2vw, 60px); }
  .trust-rail li { padding: 0 12px; }
  .process-panel { width: 100%; margin-inline: 0; grid-template-columns: minmax(300px, 5fr) minmax(260px, 7fr); gap: 42px; }
  .services { grid-template-columns: 1fr; }
  .services-intro { position: static; max-width: 700px; }
  .area { grid-template-columns: 1fr; gap: 56px; }
  .site-footer { grid-template-columns: 1fr; }
  .site-footer > p { text-align: left; }
}

@media (max-width: 720px) {
  :root {
    --gutter: 20px;
    --section: 88px;
  }

  body {
    padding-bottom: calc(74px + env(safe-area-inset-bottom));
    font-size: 16px;
    line-height: 1.65;
  }

  .site-header {
    position: fixed;
  }

  .header-inner {
    min-height: 72px;
  }

  .brand { font-size: 18px; }

  .header-phone strong,
  .header-phone span {
    display: none;
  }

  .header-phone {
    min-width: 44px;
    min-height: 44px;
    padding: 0;
    border-radius: 50%;
  }

  .header-phone::before {
    content: "전화";
    margin: auto;
    font-size: 13px;
    font-weight: 750;
  }

  .hero {
    width: 100%;
    margin: 0;
    min-height: 0;
    padding: 112px var(--gutter) 56px;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 48px;
  }

  .hero-copy {
    display: contents;
  }

  .section-kicker { order: 1; margin-bottom: -30px; }
  .hero h1 { order: 2; font-size: clamp(37px, 10.3vw, 44px); line-height: 1.19; }
  .hero-lead { order: 3; margin-top: -22px; font-size: 16px; }
  .hero .button { order: 4; margin-top: -16px; width: 100%; }
  .trust-rail { order: 5; margin-top: -24px; display: grid; grid-template-columns: 1fr 1fr; gap: 8px 0; }
  .trust-rail li { padding: 0; border-left: 0; font-size: 13px; }
  .trust-rail li:last-child { grid-column: 1 / -1; }
  .hero-visual { order: 6; min-height: 0; aspect-ratio: 4 / 5; }
  .hero-visual img { object-position: 50% 62%; }
  .image-label { left: 10px; bottom: 10px; max-width: calc(100% - 20px); padding: 7px 9px; }
  .image-label-right { right: 10px; left: auto; }

  .desktop-only { display: none; }

  .section-number { margin-bottom: 17px; }
  .problem h2,
  .section-heading h2,
  .direct-copy h2,
  .services-intro h2,
  .evidence-heading h2,
  .area-intro h2 {
    font-size: clamp(30px, 8.6vw, 36px);
    line-height: 1.25;
  }

  .problem {
    grid-template-columns: 1fr;
    gap: 42px;
  }

  .problem-copy { padding-bottom: 0; }
  .problem-copy > p:not(.section-number) { margin-top: 17px; }
  .problem-image { margin-right: 0; }

  .section-heading {
    grid-template-columns: 1fr;
    gap: 18px;
    margin-bottom: 52px;
  }

  .process-timeline { margin-top: 0; }
  .process-tabs { margin-bottom: 42px; }
  .process-tab { min-height: 78px; padding: 0 4px 28px; }
  .process-tab-label { font-size: 22px; }
  .process-panel { grid-template-columns: 1fr; gap: 34px; }
  .process-stage { width: min(100%, 340px); justify-self: center; }
  .process-panel-copy { max-width: none; }
  .process-panel-copy h3 { margin-top: 14px; font-size: 38px; }
  .process-panel-copy p { margin-top: 14px; }

  .direct-work {
    grid-template-columns: 1fr;
    gap: 46px;
  }

  .direct-copy { grid-column: 1; }

  .proof-list { grid-column: 1; grid-template-columns: 1fr; }
  .proof-list > div + div { padding-left: 0; border-left: 0; }

  #top,
  #process,
  #cases,
  #services,
  #area { scroll-margin-top: 84px; }

  .mid-cta {
    width: 100%;
    padding-inline: var(--gutter);
  }

  .mid-cta-inner {
    width: 100%;
    padding-block: 64px;
    display: grid;
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .mid-cta h2 { font-size: 34px; }
  .mid-phone { min-width: 0; min-height: 96px; padding: 20px; }
  .mid-phone strong { font-size: 23px; white-space: nowrap; }

  .cases-heading { margin-bottom: 46px; }
  .case-index { grid-template-columns: 1fr; row-gap: 60px; }
  .case-index { scroll-margin-top: 84px; }
  .case-preview { padding-top: 16px; }
  .case-preview-meta { align-items: flex-start; margin-bottom: 13px; }
  .case-preview h3 { min-height: 0; margin-top: 20px; font-size: 29px; }
  .case-preview-summary { min-height: 0; margin-top: 11px; font-size: 15px; }
  .case-pagination { margin-top: 56px; gap: 12px; }
  .case-pagination button { padding-inline: 16px; }

  .case-dialog {
    width: 100%;
    height: 100dvh;
  }

  .case-dialog-shell { grid-template-rows: 58px minmax(0, 1fr); }
  .case-dialog-header { padding-inline: 16px 10px; }
  .case-dialog-body {
    display: block;
    overflow-y: auto;
    overscroll-behavior: contain;
  }
  .case-gallery {
    min-height: 0;
    padding: 14px 14px 10px;
    grid-template-rows: min(74vw, 360px) 44px;
    gap: 8px;
  }
  .case-dialog-copy { padding: 34px 20px 56px; overflow: visible; }
  .case-dialog-copy h2 { margin-top: 17px; font-size: 34px; }
  .case-dialog-summary { margin-top: 17px; }
  .case-detail-list { margin-top: 34px; }
  .case-detail-list > div { grid-template-columns: 48px 1fr; gap: 12px; }

  .services { gap: 52px; }
  .service-index > div { grid-template-columns: 1fr; gap: 8px; padding: 22px 0; }

  .evidence-heading { margin-bottom: 46px; }
  .evidence-grid { grid-template-columns: 1fr; gap: var(--image-gap); }

  .records-grid { grid-template-columns: 1fr; gap: var(--image-gap); }
  .record:nth-child(1),
  .record:nth-child(2),
  .record:nth-child(3),
  .record:nth-child(4) { grid-column: 1; margin-top: 0; width: 100%; }

  .area { gap: 46px; }
  .area-list > div { grid-template-columns: 72px 1fr; }

  .final-cta {
    padding: 80px var(--gutter);
    display: grid;
    gap: 38px;
  }

  .final-cta h2 { font-size: 38px; }
  .final-button { min-width: 0; min-height: 86px; width: 100%; }

  .site-footer { padding-top: 46px; padding-bottom: 46px; gap: 24px; }
  .business-info { display: grid; gap: 5px; }

  .mobile-call {
    position: fixed;
    z-index: 100;
    right: 10px;
    bottom: calc(10px + env(safe-area-inset-bottom));
    left: 10px;
    min-height: 60px;
    padding: 0 18px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    color: white;
    background: var(--accent);
    box-shadow: 0 8px 28px rgba(57, 30, 20, .25);
    font-weight: 700;
    opacity: 0;
    pointer-events: none;
    transform: translateY(calc(100% + 24px));
    transition: opacity 180ms ease, transform 180ms ease;
  }

  .mobile-call.is-visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .mobile-call strong { font-size: 16px; }
}

@media (max-width: 390px) {
  .hero h1 { font-size: 36px; }
  .final-cta h2 { font-size: 34px; }
  .mobile-call strong { font-size: 14px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}