@import url("https://fonts.googleapis.com/css2?family=Cormorant+Garamond:wght@500;600&family=Noto+Sans+KR:wght@400;500;600;700&family=Noto+Serif+KR:wght@500;600&display=swap");

:root {
  --sarang-bg: #f3efe6;
  --sarang-surface: #fcfbf7;
  --sarang-ink: #1f2621;
  --sarang-muted: #667067;
  --sarang-line: #d8d3c8;
  --sarang-primary: #355b49;
  --sarang-primary-deep: #213c30;
  --sarang-primary-soft: #dce7df;
  --sarang-accent: #e76f47;
  --sarang-accent-soft: #f0d8ce;
  --sarang-white: #ffffff;
  --sarang-black: #111512;
  --sarang-white-88: rgba(255, 255, 255, 0.88);
  --sarang-white-72: rgba(255, 255, 255, 0.72);
  --sarang-white-36: rgba(255, 255, 255, 0.36);
  --sarang-white-16: rgba(255, 255, 255, 0.16);
  --sarang-white-10: rgba(255, 255, 255, 0.1);
  --sarang-ink-86: rgba(17, 21, 18, 0.86);
  --sarang-ink-62: rgba(17, 21, 18, 0.62);
  --sarang-ink-18: rgba(17, 21, 18, 0.18);
  --sarang-ink-08: rgba(17, 21, 18, 0.08);
  --sarang-header-bg: rgba(252, 251, 247, 0.94);
  --sarang-hero-overlay: rgba(14, 22, 18, 0.42);
  --sarang-hero-overlay-light: rgba(14, 22, 18, 0.16);
  --sarang-shadow: rgba(31, 38, 33, 0.12);
  --sarang-container: 1200px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 126px;
}

body {
  min-width: 320px;
  margin: 0;
  color: var(--sarang-ink);
  background: var(--sarang-bg);
  font-family: "Noto Sans KR", sans-serif;
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: 0;
  overflow-x: hidden;
}

body.sarang-menu-open {
  overflow: hidden;
}

button,
input,
textarea {
  color: inherit;
  font: inherit;
  letter-spacing: 0;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  cursor: pointer;
}

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

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

figure {
  margin: 0;
}

[hidden] {
  display: none !important;
}

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

.sarang-container {
  width: min(calc(100% - 64px), var(--sarang-container));
  margin: 0 auto;
}

.sarang-preview-bar {
  position: relative;
  z-index: 100;
  min-height: 48px;
  color: var(--sarang-white);
  background: var(--sarang-black);
  border-bottom: 1px solid var(--sarang-white-16);
}

.sarang-preview-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 48px;
  gap: 24px;
}

.sarang-preview-title {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  font-size: 12px;
  font-weight: 600;
}

.sarang-preview-title span {
  color: var(--sarang-white-72);
  font-weight: 400;
}

.sarang-preview-options {
  display: flex;
  align-items: center;
  align-self: stretch;
}

.sarang-preview-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 128px;
  min-height: 48px;
  padding: 0 18px;
  color: var(--sarang-white-72);
  border-right: 1px solid var(--sarang-white-16);
  border-left: 1px solid var(--sarang-white-16);
  font-size: 12px;
  font-weight: 600;
}

.sarang-preview-link + .sarang-preview-link {
  border-left: 0;
}

.sarang-preview-link[aria-current="page"] {
  color: var(--sarang-black);
  background: var(--sarang-white);
}

.sarang-header {
  position: relative;
  top: auto;
  z-index: 80;
  color: var(--sarang-ink);
  background: var(--sarang-surface);
  border-bottom: 1px solid var(--sarang-line);
  backdrop-filter: none;
}

.concept-a .sarang-header {
  position: absolute;
  top: 48px;
  right: 0;
  left: 0;
  color: var(--sarang-white);
  background: transparent;
  border-bottom-color: var(--sarang-white-36);
  backdrop-filter: none;
}

.sarang-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  gap: 28px;
}

.sarang-brand {
  display: inline-flex;
  flex: 0 0 auto;
  flex-direction: column;
  justify-content: center;
  min-height: 52px;
  font-family: "Noto Serif KR", serif;
  font-size: 21px;
  font-weight: 600;
  line-height: 1.15;
}

.sarang-brand span {
  display: block;
  margin-top: 4px;
  color: var(--sarang-muted);
  font-family: "Noto Sans KR", sans-serif;
  font-size: 9px;
  font-weight: 500;
  line-height: 1.2;
}

.concept-a .sarang-brand span {
  color: var(--sarang-white-72);
}

.sarang-desktop-nav {
  display: flex;
  align-items: center;
  gap: 30px;
}

.sarang-desktop-nav > a:not(.sarang-button) {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: 14px;
  font-weight: 500;
}

.sarang-desktop-nav > a:not(.sarang-button):hover {
  color: var(--sarang-accent);
}

.sarang-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  gap: 9px;
  color: var(--sarang-white);
  background: var(--sarang-primary);
  border: 1px solid var(--sarang-primary);
  border-radius: 4px;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.2;
  text-align: center;
  transition: background-color 180ms ease, color 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.sarang-button:hover {
  background: var(--sarang-primary-deep);
  border-color: var(--sarang-primary-deep);
  transform: translateY(-1px);
}

.sarang-button.is-light {
  color: var(--sarang-ink);
  background: var(--sarang-white);
  border-color: var(--sarang-white);
}

.sarang-button.is-light:hover {
  color: var(--sarang-white);
  background: var(--sarang-accent);
  border-color: var(--sarang-accent);
}

.sarang-button.is-outline {
  color: inherit;
  background: transparent;
  border-color: currentColor;
}

.sarang-button.is-outline:hover {
  color: var(--sarang-white);
  background: var(--sarang-accent);
  border-color: var(--sarang-accent);
}

.sarang-button[disabled] {
  cursor: not-allowed;
  opacity: 0.52;
  transform: none;
}

.sarang-icon {
  display: inline-flex;
  width: 20px;
  height: 20px;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  line-height: 0;
}

.sarang-icon > svg,
.sarang-icon > i {
  display: block;
  width: 18px;
  height: 18px;
  margin: 0;
}

.sarang-menu-button {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  align-items: center;
  justify-content: center;
  color: inherit;
  background: transparent;
  border: 1px solid currentColor;
  border-radius: 4px;
  line-height: 0;
}

.sarang-menu-button > svg,
.sarang-menu-button > i {
  display: block;
  width: 20px;
  height: 20px;
}

.sarang-mobile-menu {
  display: none;
}

.sarang-eyebrow {
  margin: 0 0 18px;
  color: var(--sarang-primary);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.4;
  text-transform: uppercase;
}

.sarang-section-title {
  margin: 0;
  font-family: "Noto Serif KR", serif;
  font-size: 44px;
  font-weight: 500;
  line-height: 1.42;
}

.sarang-section-copy {
  max-width: 620px;
  margin: 22px 0 0;
  color: var(--sarang-muted);
  font-size: 17px;
}

.sarang-text-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  margin-top: 18px;
  gap: 8px;
  border-bottom: 1px solid currentColor;
  font-size: 14px;
  font-weight: 600;
}

.sarang-reveal {
  opacity: 1;
  transform: translateY(24px);
  transition: transform 620ms ease;
}

.sarang-reveal.is-visible {
  transform: translateY(0);
}

/* Concept A: Still Room */

.a-hero {
  position: relative;
  display: grid;
  height: calc(100svh - 106px);
  min-height: 700px;
  max-height: 960px;
  align-items: end;
  color: var(--sarang-white);
  background: var(--sarang-primary-deep);
  overflow: hidden;
}

.a-hero-media {
  position: absolute;
  inset: 0;
}

.a-hero-media::after {
  position: absolute;
  inset: 0;
  background: var(--sarang-hero-overlay);
  content: "";
}

.a-hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 56%;
}

.a-hero-content {
  position: relative;
  z-index: 2;
  padding-bottom: 92px;
}

.a-hero .sarang-eyebrow {
  color: var(--sarang-white-72);
}

.a-hero h1 {
  max-width: 960px;
  margin: 0;
  font-family: "Cormorant Garamond", "Noto Serif KR", serif;
  font-size: 82px;
  font-weight: 500;
  line-height: 0.98;
}

.a-hero-lead {
  max-width: 680px;
  margin: 28px 0 32px;
  font-family: "Noto Serif KR", serif;
  font-size: 22px;
  line-height: 1.65;
}

.a-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.a-scroll-hint {
  position: absolute;
  right: 32px;
  bottom: 28px;
  z-index: 2;
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 10px;
  color: var(--sarang-white-72);
  font-size: 11px;
}

.a-intro {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  gap: 90px;
  align-items: start;
  padding-top: 120px;
  padding-bottom: 136px;
}

.a-intro-sticky {
  position: sticky;
  top: 150px;
}

.a-intro-main h2 {
  max-width: 820px;
  margin: 0;
  font-family: "Noto Serif KR", serif;
  font-size: 46px;
  font-weight: 500;
  line-height: 1.5;
}

.a-intro-body {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 44px;
  align-items: end;
  margin-top: 66px;
}

.a-intro-body p {
  margin: 0;
  color: var(--sarang-muted);
  font-size: 17px;
}

.a-intro-image {
  aspect-ratio: 4 / 5;
  min-width: 0;
  overflow: hidden;
}

.a-intro-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.a-path-band {
  background: var(--sarang-surface);
  border-top: 1px solid var(--sarang-line);
  border-bottom: 1px solid var(--sarang-line);
}

.a-path-heading {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: 80px;
  padding-top: 108px;
  padding-bottom: 60px;
}

.a-path-heading .sarang-section-title {
  max-width: 760px;
}

.a-paths {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--sarang-ink);
}

.a-path {
  min-width: 0;
  padding: 38px 0 108px;
}

.a-path + .a-path {
  padding-left: 48px;
  border-left: 1px solid var(--sarang-line);
}

.a-path:first-child {
  padding-right: 48px;
}

.a-path-index {
  color: var(--sarang-accent);
  font-family: "Cormorant Garamond", serif;
  font-size: 28px;
  font-weight: 600;
}

.a-path-image {
  aspect-ratio: 16 / 10;
  margin: 34px 0 30px;
  overflow: hidden;
}

.a-path-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.a-path h3 {
  margin: 0;
  font-family: "Noto Serif KR", serif;
  font-size: 30px;
  font-weight: 500;
}

.a-path p {
  max-width: 500px;
  margin: 16px 0 0;
  color: var(--sarang-muted);
}

.a-services {
  padding: 120px 0 128px;
  color: var(--sarang-white);
  background: var(--sarang-primary-deep);
}

.a-services-header {
  display: grid;
  grid-template-columns: 0.68fr 1.32fr;
  gap: 80px;
  margin-bottom: 70px;
}

.a-services .sarang-eyebrow {
  color: var(--sarang-accent);
}

.a-services .sarang-section-title {
  max-width: 780px;
}

.a-service-list {
  border-top: 1px solid var(--sarang-white-36);
}

.a-service-row {
  display: grid;
  grid-template-columns: 80px 0.8fr 1.2fr;
  gap: 26px;
  align-items: start;
  min-height: 130px;
  padding: 30px 0;
  border-bottom: 1px solid var(--sarang-white-36);
}

.a-service-row > span {
  color: var(--sarang-accent);
  font-family: "Cormorant Garamond", serif;
  font-size: 22px;
}

.a-service-row h3 {
  margin: 0;
  font-family: "Noto Serif KR", serif;
  font-size: 23px;
  font-weight: 500;
}

.a-service-row p {
  max-width: 580px;
  margin: 0;
  color: var(--sarang-white-72);
  font-size: 15px;
}

.a-method {
  padding: 116px 0 126px;
}

.a-method-header {
  display: grid;
  grid-template-columns: 0.74fr 1.26fr;
  gap: 84px;
  margin-bottom: 66px;
}

.a-method-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--sarang-ink);
  border-left: 1px solid var(--sarang-line);
}

.a-method-item {
  min-height: 260px;
  padding: 26px;
  border-right: 1px solid var(--sarang-line);
  border-bottom: 1px solid var(--sarang-line);
}

.a-method-item span {
  color: var(--sarang-accent);
  font-family: "Cormorant Garamond", serif;
  font-size: 24px;
}

.a-method-item h3 {
  margin: 62px 0 12px;
  font-family: "Noto Serif KR", serif;
  font-size: 23px;
  font-weight: 500;
}

.a-method-item p {
  margin: 0;
  color: var(--sarang-muted);
  font-size: 14px;
}

.a-method-note {
  max-width: 760px;
  margin: 24px 0 0 auto;
  color: var(--sarang-muted);
  font-size: 12px;
}

.a-image-break {
  position: relative;
  min-height: 560px;
  overflow: hidden;
}

.a-image-break img {
  width: 100%;
  height: 560px;
  object-fit: cover;
  object-position: center 44%;
}

.a-image-caption {
  position: absolute;
  bottom: 28px;
  left: max(32px, calc((100% - var(--sarang-container)) / 2));
  max-width: 440px;
  padding: 18px 20px;
  color: var(--sarang-white);
  background: var(--sarang-ink-86);
  font-family: "Noto Serif KR", serif;
  font-size: 18px;
}

.a-process {
  padding: 120px 0 126px;
  background: var(--sarang-surface);
}

.a-process-header {
  display: grid;
  grid-template-columns: 0.68fr 1.32fr;
  gap: 80px;
  margin-bottom: 64px;
}

.a-process-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--sarang-ink);
}

.a-process-column {
  padding: 34px 0 12px;
}

.a-process-column + .a-process-column {
  padding-left: 48px;
  border-left: 1px solid var(--sarang-line);
}

.a-process-column:first-child {
  padding-right: 48px;
}

.a-process-column h3 {
  margin: 0 0 30px;
  font-family: "Noto Serif KR", serif;
  font-size: 26px;
  font-weight: 500;
}

.a-process-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.a-process-list li {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 16px;
  min-height: 96px;
  padding: 20px 0;
  border-top: 1px solid var(--sarang-line);
}

.a-process-list li:first-child {
  border-top: 0;
}

.a-process-list span {
  display: inline-grid;
  width: 36px;
  height: 36px;
  place-items: center;
  color: var(--sarang-primary);
  background: var(--sarang-primary-soft);
  border-radius: 50%;
  font-size: 12px;
  font-weight: 700;
}

.a-process-list b {
  display: block;
  margin-bottom: 4px;
  font-size: 16px;
}

.a-process-list small {
  display: block;
  color: var(--sarang-muted);
  font-size: 13px;
}

.sarang-proof {
  padding: 110px 0 120px;
}

.sarang-proof-header {
  max-width: 760px;
  margin-bottom: 56px;
}

.sarang-proof-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--sarang-ink);
}

.sarang-proof-item {
  min-height: 240px;
  padding: 28px 32px 32px 0;
  border-bottom: 1px solid var(--sarang-line);
}

.sarang-proof-item + .sarang-proof-item {
  padding-left: 32px;
  border-left: 1px solid var(--sarang-line);
}

.sarang-proof-item .sarang-icon {
  width: 44px;
  height: 44px;
  color: var(--sarang-primary);
  background: var(--sarang-primary-soft);
  border-radius: 50%;
}

.sarang-proof-item .sarang-icon > svg,
.sarang-proof-item .sarang-icon > i {
  width: 20px;
  height: 20px;
}

.sarang-proof-item h3 {
  margin: 34px 0 10px;
  font-family: "Noto Serif KR", serif;
  font-size: 21px;
  font-weight: 500;
}

.sarang-proof-item p {
  margin: 0;
  color: var(--sarang-muted);
  font-size: 14px;
}

.sarang-faq {
  padding: 110px 0 126px;
  background: var(--sarang-surface);
  border-top: 1px solid var(--sarang-line);
}

.sarang-faq-layout {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  gap: 84px;
  align-items: start;
}

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

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

.sarang-faq-question {
  display: grid;
  width: 100%;
  min-height: 82px;
  padding: 18px 0;
  grid-template-columns: minmax(0, 1fr) 44px;
  gap: 18px;
  align-items: center;
  color: var(--sarang-ink);
  background: transparent;
  border: 0;
  text-align: left;
}

.sarang-faq-question span:first-child {
  font-size: 16px;
  font-weight: 600;
}

.sarang-faq-question .sarang-icon {
  width: 44px;
  height: 44px;
  border: 1px solid var(--sarang-line);
  border-radius: 50%;
  transition: transform 180ms ease;
}

.sarang-faq-question[aria-expanded="true"] .sarang-icon {
  color: var(--sarang-white);
  background: var(--sarang-primary);
  border-color: var(--sarang-primary);
  transform: rotate(45deg);
}

.sarang-faq-answer {
  max-width: 720px;
  padding: 0 64px 28px 0;
  color: var(--sarang-muted);
  font-size: 14px;
}

.sarang-faq-answer p {
  margin: 0;
}

.sarang-contact {
  padding: 112px 0 120px;
  color: var(--sarang-white);
  background: var(--sarang-primary-deep);
}

.sarang-contact-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 92px;
  align-items: start;
}

.sarang-contact .sarang-eyebrow {
  color: var(--sarang-accent);
}

.sarang-contact h2 {
  max-width: 600px;
  margin: 0;
  font-family: "Noto Serif KR", serif;
  font-size: 44px;
  font-weight: 500;
  line-height: 1.48;
}

.sarang-contact-copy {
  max-width: 540px;
  margin: 24px 0 0;
  color: var(--sarang-white-72);
}

.sarang-contact-paths {
  border-top: 1px solid var(--sarang-white-36);
}

.sarang-contact-path {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr) auto;
  gap: 18px;
  align-items: center;
  min-height: 122px;
  padding: 20px 0;
  border-bottom: 1px solid var(--sarang-white-36);
}

.sarang-contact-path > span:first-child {
  color: var(--sarang-accent);
  font-family: "Cormorant Garamond", serif;
  font-size: 22px;
}

.sarang-contact-path h3 {
  margin: 0;
  font-size: 17px;
}

.sarang-contact-path p {
  margin: 5px 0 0;
  color: var(--sarang-white-72);
  font-size: 13px;
}

.sarang-contact-action {
  display: inline-flex;
  width: 44px;
  height: 44px;
  padding: 0;
  align-items: center;
  justify-content: center;
  color: var(--sarang-white);
  background: transparent;
  border: 1px solid var(--sarang-white-36);
  border-radius: 50%;
  line-height: 0;
}

.sarang-contact-action:hover {
  background: var(--sarang-accent);
  border-color: var(--sarang-accent);
}

.sarang-contact-action > svg,
.sarang-contact-action > i {
  display: block;
  width: 18px;
  height: 18px;
}

.sarang-preview-status {
  min-height: 22px;
  margin: 22px 0 0;
  color: var(--sarang-white-72);
  font-size: 13px;
}

.sarang-footer {
  color: var(--sarang-white);
  background: var(--sarang-black);
  border-top: 1px solid var(--sarang-white-16);
}

.sarang-footer-inner {
  display: flex;
  min-height: 132px;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.sarang-footer .sarang-brand span {
  color: var(--sarang-white-72);
}

.sarang-footer p {
  margin: 0;
  color: var(--sarang-white-72);
  font-size: 12px;
  text-align: right;
}

/* Concept B: Care Index */

.concept-b {
  background: var(--sarang-surface);
}

.b-hero {
  padding: 76px 0 92px;
  background: var(--sarang-bg);
  border-bottom: 1px solid var(--sarang-line);
}

.b-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(400px, 0.78fr);
  gap: 82px;
  align-items: stretch;
  min-height: 610px;
}

.b-hero-copy {
  display: flex;
  min-width: 0;
  flex-direction: column;
  justify-content: space-between;
  padding: 28px 0 10px;
}

.b-hero-copy h1 {
  max-width: 720px;
  margin: 0;
  font-size: 61px;
  font-weight: 700;
  line-height: 1.16;
}

.b-hero-copy h1 em {
  color: var(--sarang-primary);
  font-family: "Noto Serif KR", serif;
  font-style: normal;
  font-weight: 500;
}

.b-hero-copy > div > p:not(.sarang-eyebrow) {
  max-width: 630px;
  margin: 28px 0 0;
  color: var(--sarang-muted);
  font-size: 18px;
}

.b-hero-note {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 24px;
  align-items: start;
  padding-top: 24px;
  border-top: 1px solid var(--sarang-ink);
}

.b-hero-note strong {
  font-size: 13px;
}

.b-hero-note p {
  margin: 0;
  font-family: "Noto Serif KR", serif;
  font-size: 20px;
  line-height: 1.65;
}

.b-route-index {
  display: flex;
  min-width: 0;
  flex-direction: column;
  border: 1px solid var(--sarang-ink);
  background: var(--sarang-white);
}

.b-route-index header {
  padding: 30px 30px 24px;
  border-bottom: 1px solid var(--sarang-ink);
}

.b-route-index header span {
  color: var(--sarang-accent);
  font-size: 11px;
  font-weight: 700;
}

.b-route-index header h2 {
  margin: 8px 0 0;
  font-size: 24px;
}

.b-route-choice {
  display: grid;
  width: 100%;
  min-height: 148px;
  padding: 26px 28px;
  grid-template-columns: 54px minmax(0, 1fr) 44px;
  gap: 16px;
  align-items: center;
  color: var(--sarang-ink);
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--sarang-line);
  text-align: left;
  transition: background-color 180ms ease, color 180ms ease;
}

.b-route-choice:hover,
.b-route-choice.is-active {
  color: var(--sarang-white);
  background: var(--sarang-primary);
}

.b-route-number {
  align-self: start;
  color: var(--sarang-accent);
  font-family: "Cormorant Garamond", serif;
  font-size: 24px;
  font-weight: 600;
}

.b-route-choice h3 {
  margin: 0;
  font-size: 18px;
}

.b-route-choice p {
  margin: 6px 0 0;
  color: var(--sarang-muted);
  font-size: 13px;
}

.b-route-choice:hover p,
.b-route-choice.is-active p {
  color: var(--sarang-white-72);
}

.b-route-choice .sarang-icon {
  width: 44px;
  height: 44px;
  border: 1px solid currentColor;
  border-radius: 50%;
}

.b-route-image {
  min-height: 180px;
  margin-top: auto;
  overflow: hidden;
}

.b-route-image img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  object-position: center 58%;
}

.b-path-section {
  padding: 110px 0 120px;
}

.b-path-header {
  display: grid;
  grid-template-columns: 0.62fr 1.38fr;
  gap: 76px;
  margin-bottom: 54px;
}

.b-tabs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border: 1px solid var(--sarang-ink);
}

.b-tab {
  min-height: 56px;
  padding: 0 20px;
  color: var(--sarang-ink);
  background: var(--sarang-white);
  border: 0;
  font-size: 14px;
  font-weight: 600;
}

.b-tab + .b-tab {
  border-left: 1px solid var(--sarang-ink);
}

.b-tab[aria-selected="true"] {
  color: var(--sarang-white);
  background: var(--sarang-primary);
}

.b-route-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  min-height: 520px;
  border-right: 1px solid var(--sarang-ink);
  border-bottom: 1px solid var(--sarang-ink);
  border-left: 1px solid var(--sarang-ink);
}

.b-route-panel-copy {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 48px;
  background: var(--sarang-accent-soft);
  border-right: 1px solid var(--sarang-ink);
}

.b-route-panel[data-route-panel="institution"] .b-route-panel-copy {
  background: var(--sarang-primary-soft);
}

.b-route-panel-copy h3 {
  max-width: 420px;
  margin: 0;
  font-family: "Noto Serif KR", serif;
  font-size: 34px;
  font-weight: 500;
  line-height: 1.48;
}

.b-route-panel-copy p {
  max-width: 440px;
  margin: 22px 0 0;
  color: var(--sarang-muted);
}

.b-route-panel-copy .sarang-button {
  align-self: flex-start;
}

.b-route-services {
  padding: 20px 38px;
  background: var(--sarang-white);
}

.b-route-service {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 18px;
  min-height: 138px;
  padding: 26px 0;
  border-bottom: 1px solid var(--sarang-line);
}

.b-route-service:last-child {
  border-bottom: 0;
}

.b-route-service > span {
  color: var(--sarang-accent);
  font-family: "Cormorant Garamond", serif;
  font-size: 22px;
}

.b-route-service h4 {
  margin: 0;
  font-size: 18px;
}

.b-route-service p {
  margin: 8px 0 0;
  color: var(--sarang-muted);
  font-size: 14px;
}

.b-index-band {
  padding: 108px 0 118px;
  color: var(--sarang-white);
  background: var(--sarang-primary-deep);
}

.b-index-header {
  display: grid;
  grid-template-columns: 0.68fr 1.32fr;
  gap: 76px;
  margin-bottom: 60px;
}

.b-index-band .sarang-eyebrow {
  color: var(--sarang-accent);
}

.b-index-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--sarang-white-36);
  border-left: 1px solid var(--sarang-white-36);
}

.b-index-item {
  min-height: 280px;
  padding: 28px;
  border-right: 1px solid var(--sarang-white-36);
  border-bottom: 1px solid var(--sarang-white-36);
}

.b-index-item:nth-child(2) {
  color: var(--sarang-ink);
  background: var(--sarang-accent);
}

.b-index-item:nth-child(3) {
  color: var(--sarang-ink);
  background: var(--sarang-primary-soft);
}

.b-index-item span {
  font-family: "Cormorant Garamond", serif;
  font-size: 22px;
}

.b-index-item h3 {
  margin: 78px 0 12px;
  font-size: 22px;
}

.b-index-item p {
  margin: 0;
  color: var(--sarang-white-72);
  font-size: 13px;
}

.b-index-item:nth-child(2) p,
.b-index-item:nth-child(3) p {
  color: var(--sarang-ink-62);
}

.b-gallery {
  display: grid;
  grid-template-columns: 1.15fr 0.7fr 1.15fr;
  height: 520px;
  background: var(--sarang-bg);
}

.b-gallery figure {
  min-width: 0;
  margin: 0;
  overflow: hidden;
}

.b-gallery figure + figure {
  border-left: 8px solid var(--sarang-bg);
}

.b-gallery img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.b-gallery figure:nth-child(2) img {
  object-position: center 42%;
}

.b-process {
  padding: 112px 0 122px;
  background: var(--sarang-bg);
}

.b-process-layout {
  display: grid;
  grid-template-columns: 0.76fr 1.24fr;
  gap: 84px;
}

.b-process-list {
  counter-reset: b-process;
  border-top: 1px solid var(--sarang-ink);
}

.b-process-item {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 18px;
  min-height: 118px;
  padding: 24px 0;
  border-bottom: 1px solid var(--sarang-line);
  counter-increment: b-process;
}

.b-process-item::before {
  color: var(--sarang-accent);
  content: "0" counter(b-process);
  font-family: "Cormorant Garamond", serif;
  font-size: 22px;
}

.b-process-item h3 {
  margin: 0 0 6px;
  font-size: 17px;
}

.b-process-item p {
  margin: 0;
  color: var(--sarang-muted);
  font-size: 14px;
}

.b-proof {
  background: var(--sarang-surface);
}

/* Shared focus and dialog-like status */

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

.sarang-toast {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 120;
  max-width: 380px;
  padding: 16px 18px;
  color: var(--sarang-white);
  background: var(--sarang-black);
  border: 1px solid var(--sarang-white-16);
  border-radius: 6px;
  box-shadow: 0 14px 40px var(--sarang-shadow);
  font-size: 13px;
}

/* Review index */

.concept-review {
  min-height: 100vh;
  background: var(--sarang-bg);
}

.review-header {
  color: var(--sarang-white);
  background: var(--sarang-black);
}

.review-header-inner {
  display: flex;
  min-height: 72px;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.review-header p {
  margin: 0;
  color: var(--sarang-white-72);
  font-size: 12px;
}

.review-main {
  padding: 66px 0 88px;
}

.review-intro {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 60px;
  align-items: end;
  margin-bottom: 48px;
}

.review-intro h1 {
  margin: 0;
  font-family: "Noto Serif KR", serif;
  font-size: 46px;
  font-weight: 500;
  line-height: 1.35;
}

.review-title-line {
  display: block;
  white-space: nowrap;
}

.review-intro p {
  max-width: 680px;
  margin: 0;
  color: var(--sarang-muted);
  font-size: 16px;
}

.review-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.review-option {
  min-width: 0;
  background: var(--sarang-white);
  border: 1px solid var(--sarang-line);
  border-radius: 8px;
  overflow: hidden;
  transition: border-color 180ms ease, transform 180ms ease, box-shadow 180ms ease;
}

.review-option:hover {
  border-color: var(--sarang-primary);
  box-shadow: 0 18px 46px var(--sarang-shadow);
  transform: translateY(-3px);
}

.review-media {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--sarang-primary-soft);
}

.review-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: transform 420ms ease;
}

.review-option:hover .review-media img {
  transform: scale(1.02);
}

.review-copy {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 48px;
  gap: 24px;
  align-items: center;
  padding: 26px 28px 30px;
}

.review-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 10px;
  color: var(--sarang-muted);
  font-size: 11px;
  font-weight: 600;
}

.review-badge {
  display: inline-flex;
  min-height: 28px;
  padding: 0 10px;
  align-items: center;
  color: var(--sarang-white);
  background: var(--sarang-primary);
  border-radius: 4px;
}

.review-copy h2 {
  margin: 0;
  font-size: 25px;
}

.review-copy p {
  margin: 8px 0 0;
  color: var(--sarang-muted);
  font-size: 13px;
}

.review-arrow {
  display: inline-flex;
  width: 48px;
  height: 48px;
  align-items: center;
  justify-content: center;
  color: var(--sarang-white);
  background: var(--sarang-primary);
  border-radius: 50%;
  line-height: 0;
}

.review-arrow > svg,
.review-arrow > i {
  display: block;
  width: 19px;
  height: 19px;
}

.review-note {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 28px 0 0;
  color: var(--sarang-muted);
  font-size: 12px;
}

@media (max-width: 1080px) {
  .a-hero h1 {
    font-size: 70px;
  }

  .a-intro,
  .a-path-heading,
  .a-services-header,
  .a-method-header,
  .a-process-header,
  .sarang-faq-layout,
  .sarang-contact-layout,
  .b-path-header,
  .b-index-header,
  .b-process-layout {
    gap: 56px;
  }

  .a-intro-main h2 {
    font-size: 41px;
  }

  .b-hero-grid {
    grid-template-columns: minmax(0, 1fr) 400px;
    gap: 52px;
  }

  .b-hero-copy h1 {
    font-size: 52px;
  }

  .review-intro {
    gap: 48px;
  }
}

@media (max-width: 900px) {
  html {
    scroll-padding-top: 116px;
  }

  .sarang-container {
    width: min(calc(100% - 48px), var(--sarang-container));
  }

  .sarang-header {
    top: auto;
  }

  .sarang-desktop-nav {
    display: none;
  }

  .sarang-menu-button {
    display: inline-flex;
  }

  .sarang-mobile-menu {
    position: fixed;
    top: 124px;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 78;
    padding: 34px 24px 40px;
    color: var(--sarang-ink);
    background: var(--sarang-surface);
  }

  .concept-a .sarang-mobile-menu {
    top: 124px;
  }

  .sarang-mobile-menu.is-open {
    display: flex;
    flex-direction: column;
  }

  .sarang-mobile-menu a {
    display: flex;
    min-height: 62px;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--sarang-line);
    font-family: "Noto Serif KR", serif;
    font-size: 22px;
  }

  .sarang-mobile-menu .sarang-button {
    min-height: 54px;
    margin-top: 28px;
    border-bottom: 0;
    font-family: "Noto Sans KR", sans-serif;
    font-size: 14px;
  }

  .a-hero {
    min-height: 700px;
  }

  .a-hero h1 {
    max-width: 760px;
    font-size: 62px;
  }

  .a-intro {
    grid-template-columns: 1fr;
    padding-top: 94px;
    padding-bottom: 106px;
  }

  .a-intro-sticky {
    position: static;
  }

  .a-intro-body {
    grid-template-columns: 1fr 1fr;
  }

  .a-path-heading,
  .a-services-header,
  .a-method-header,
  .a-process-header,
  .sarang-faq-layout,
  .sarang-contact-layout,
  .b-path-header,
  .b-index-header,
  .b-process-layout {
    grid-template-columns: 1fr;
  }

  .a-method-grid,
  .b-index-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .a-method-item,
  .b-index-item {
    min-height: 230px;
  }

  .a-service-row {
    grid-template-columns: 60px 0.9fr 1.1fr;
  }

  .sarang-proof-grid {
    grid-template-columns: 1fr;
  }

  .sarang-proof-item,
  .sarang-proof-item + .sarang-proof-item {
    min-height: 190px;
    padding: 28px 0;
    border-left: 0;
  }

  .sarang-proof-item h3 {
    margin-top: 22px;
  }

  .b-hero-grid {
    grid-template-columns: 1fr;
  }

  .b-hero-copy {
    min-height: 520px;
  }

  .b-route-index {
    min-height: 560px;
  }

  .b-route-panel {
    grid-template-columns: 1fr;
  }

  .b-route-panel-copy {
    min-height: 400px;
    border-right: 0;
    border-bottom: 1px solid var(--sarang-ink);
  }

  .b-gallery {
    height: 420px;
  }

  .review-intro {
    grid-template-columns: 1fr;
    gap: 18px;
  }

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

@media (max-width: 640px) {
  html {
    scroll-padding-top: 112px;
  }

  .sarang-container {
    width: min(calc(100% - 40px), var(--sarang-container));
  }

  .sarang-preview-inner {
    gap: 8px;
  }

  .sarang-preview-title {
    font-size: 11px;
  }

  .sarang-preview-title span {
    display: none;
  }

  .sarang-preview-link {
    min-width: 82px;
    padding: 0 10px;
    font-size: 11px;
  }

  .sarang-nav {
    min-height: 68px;
  }

  .sarang-header {
    top: auto;
  }

  .concept-a .sarang-header {
    top: 48px;
  }

  .sarang-mobile-menu,
  .concept-a .sarang-mobile-menu {
    top: 116px;
  }

  .sarang-brand {
    font-size: 18px;
  }

  .sarang-section-title {
    font-size: 32px;
  }

  .sarang-section-copy {
    font-size: 16px;
  }

  .a-hero {
    height: auto;
    min-height: 700px;
    max-height: none;
  }

  .a-hero-media img {
    object-position: 58% center;
  }

  .a-hero-content {
    padding-bottom: 62px;
  }

  .a-hero h1 {
    font-size: 50px;
  }

  .a-hero-lead {
    margin-top: 22px;
    font-size: 19px;
  }

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

  .a-hero-actions .sarang-button {
    width: 100%;
    min-height: 52px;
  }

  .a-scroll-hint {
    display: none;
  }

  .a-intro {
    gap: 28px;
    padding-top: 80px;
    padding-bottom: 88px;
  }

  .a-intro-main h2 {
    font-size: 33px;
  }

  .a-intro-body {
    grid-template-columns: 1fr;
    gap: 30px;
    margin-top: 42px;
  }

  .a-path-heading {
    gap: 20px;
    padding-top: 80px;
    padding-bottom: 42px;
  }

  .a-paths {
    grid-template-columns: 1fr;
  }

  .a-path,
  .a-path:first-child,
  .a-path + .a-path {
    padding: 30px 0 74px;
    border-left: 0;
  }

  .a-path + .a-path {
    border-top: 1px solid var(--sarang-line);
  }

  .a-services {
    padding: 84px 0 92px;
  }

  .a-services-header {
    gap: 18px;
    margin-bottom: 44px;
  }

  .a-service-row {
    grid-template-columns: 44px minmax(0, 1fr);
    gap: 14px;
    padding: 24px 0;
  }

  .a-service-row p {
    grid-column: 2;
  }

  .a-method {
    padding: 82px 0 88px;
  }

  .a-method-header {
    gap: 20px;
    margin-bottom: 42px;
  }

  .a-method-grid,
  .b-index-grid {
    grid-template-columns: 1fr;
  }

  .a-method-item,
  .b-index-item {
    min-height: 190px;
  }

  .a-method-item h3 {
    margin-top: 34px;
  }

  .a-image-break,
  .a-image-break img {
    min-height: 420px;
    height: 420px;
  }

  .a-image-caption {
    right: 20px;
    bottom: 20px;
    left: 20px;
  }

  .a-process {
    padding: 84px 0 92px;
  }

  .a-process-header {
    gap: 18px;
    margin-bottom: 42px;
  }

  .a-process-columns {
    grid-template-columns: 1fr;
  }

  .a-process-column,
  .a-process-column:first-child,
  .a-process-column + .a-process-column {
    padding: 28px 0;
    border-left: 0;
  }

  .a-process-column + .a-process-column {
    border-top: 1px solid var(--sarang-line);
  }

  .sarang-proof {
    padding: 82px 0 90px;
  }

  .sarang-proof-header {
    margin-bottom: 36px;
  }

  .sarang-faq {
    padding: 82px 0 90px;
  }

  .sarang-faq-layout {
    gap: 40px;
  }

  .sarang-faq-question {
    min-height: 76px;
  }

  .sarang-faq-answer {
    padding-right: 0;
  }

  .sarang-contact {
    padding: 82px 0 90px;
  }

  .sarang-contact-layout {
    gap: 48px;
  }

  .sarang-contact h2 {
    font-size: 33px;
  }

  .sarang-contact-path {
    grid-template-columns: 42px minmax(0, 1fr) 44px;
    min-height: 116px;
  }

  .sarang-footer-inner {
    min-height: 154px;
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    gap: 18px;
  }

  .sarang-footer p {
    text-align: left;
  }

  .b-hero {
    padding: 54px 0 72px;
  }

  .b-hero-grid {
    gap: 44px;
  }

  .b-hero-copy {
    min-height: 560px;
    padding-top: 8px;
  }

  .b-hero-copy h1 {
    font-size: 43px;
  }

  .b-hero-copy > div > p:not(.sarang-eyebrow) {
    font-size: 16px;
  }

  .b-hero-note {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .b-route-index header {
    padding: 24px 20px;
  }

  .b-route-choice {
    min-height: 146px;
    padding: 22px 18px;
    grid-template-columns: 44px minmax(0, 1fr) 44px;
  }

  .b-path-section {
    padding: 82px 0 90px;
  }

  .b-path-header {
    gap: 18px;
    margin-bottom: 40px;
  }

  .b-tab {
    min-height: 62px;
    padding: 8px 10px;
  }

  .b-route-panel-copy {
    min-height: 430px;
    padding: 32px 24px;
  }

  .b-route-panel-copy h3 {
    font-size: 29px;
  }

  .b-route-services {
    padding: 8px 20px;
  }

  .b-route-service {
    grid-template-columns: 42px minmax(0, 1fr);
  }

  .b-index-band {
    padding: 82px 0 90px;
  }

  .b-index-header {
    gap: 18px;
    margin-bottom: 40px;
  }

  .b-index-item h3 {
    margin-top: 42px;
  }

  .b-gallery {
    grid-template-columns: 1fr 1fr;
    height: 560px;
  }

  .b-gallery figure:nth-child(3) {
    display: none;
  }

  .b-process {
    padding: 82px 0 90px;
  }

  .b-process-layout {
    gap: 42px;
  }

  .sarang-toast {
    right: 16px;
    bottom: 16px;
    left: 16px;
    max-width: none;
  }

  .review-header-inner {
    min-height: 66px;
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    gap: 2px;
  }

  .review-main {
    padding: 46px 0 66px;
  }

  .review-intro {
    margin-bottom: 34px;
  }

  .review-intro h1 {
    font-size: 32px;
  }

  .review-copy {
    padding: 22px 20px 24px;
  }

  .review-copy h2 {
    font-size: 22px;
  }
}

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

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

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