:root {
  --bms-paper: #f7f5f0;
  --bms-paper-deep: #ece8de;
  --bms-white: #ffffff;
  --bms-ink: #172328;
  --bms-ink-soft: #536064;
  --bms-forest: #234b4a;
  --bms-forest-deep: #143535;
  --bms-sage: #82998b;
  --bms-sage-light: #dce5dd;
  --bms-amber: #c98b45;
  --bms-amber-light: #f0dfc8;
  --bms-line: #d7dcd6;
  --bms-line-dark: #344e4c;
  --bms-overlay: rgba(18, 34, 34, 0.55);
  --bms-overlay-strong: rgba(18, 34, 34, 0.72);
  --bms-overlay-light: rgba(247, 245, 240, 0.84);
  --bms-shadow: rgba(23, 35, 40, 0.12);
  --bms-focus: rgba(201, 139, 69, 0.28);
  --bms-success: #2c695a;
  --bms-danger: #9a4d3f;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--bms-ink);
  background: var(--bms-paper);
  font-family: "Pretendard", "Noto Sans KR", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  letter-spacing: 0;
  word-break: keep-all;
}

body.menu-open {
  overflow: hidden;
}

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

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

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

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

button {
  color: inherit;
}

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

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 200;
  transform: translateY(-160%);
  padding: 10px 14px;
  background: var(--bms-white);
  color: var(--bms-ink);
  border: 1px solid var(--bms-line);
}

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

.bms-container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding-right: 32px;
  padding-left: 32px;
}

.bms-icon {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  flex: 0 0 auto;
  line-height: 0;
}

.bms-icon > svg {
  display: block;
  width: 20px;
  height: 20px;
  margin: 0;
  stroke-width: 1.8;
}

.bms-icon-sm {
  width: 20px;
  height: 20px;
}

.bms-icon-sm > svg {
  width: 17px;
  height: 17px;
}

.bms-btn {
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 0 21px;
  border: 1px solid var(--bms-forest);
  border-radius: 4px;
  background: transparent;
  color: var(--bms-forest);
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: background-color 180ms ease, color 180ms ease, border-color 180ms ease;
}

.bms-btn:hover {
  background: var(--bms-sage-light);
}

.bms-btn-primary {
  background: var(--bms-forest);
  color: var(--bms-white);
}

.bms-btn-primary:hover {
  background: var(--bms-forest-deep);
}

.bms-btn-light {
  border-color: var(--bms-white);
  background: var(--bms-white);
  color: var(--bms-forest);
}

.bms-btn-light:hover {
  border-color: var(--bms-amber-light);
  background: var(--bms-amber-light);
}

.bms-btn-outline-light {
  border-color: var(--bms-white);
  color: var(--bms-white);
}

.bms-btn-outline-light:hover {
  background: var(--bms-white);
  color: var(--bms-forest);
}

.bms-kicker {
  margin: 0 0 14px;
  color: var(--bms-sage);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.bms-section-title {
  margin: 0;
  color: var(--bms-ink);
  font-size: 42px;
  line-height: 1.35;
  font-weight: 700;
}

.bms-section-copy {
  max-width: 620px;
  margin: 18px 0 0;
  color: var(--bms-ink-soft);
  font-size: 16px;
  line-height: 1.8;
}

.bms-site-header {
  position: relative;
  z-index: 80;
  height: 78px;
  border-bottom: 1px solid var(--bms-line);
  background: var(--bms-white);
}

.bms-site-header.is-overlay {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  border-color: var(--bms-overlay-light);
  background: transparent;
  color: var(--bms-white);
}

.bms-site-header.is-dark {
  border-color: var(--bms-line-dark);
  background: var(--bms-forest-deep);
  color: var(--bms-white);
}

.bms-nav {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.bms-brand {
  min-height: 44px;
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  flex: 0 0 auto;
  font-family: "Gowun Batang", "Noto Serif KR", serif;
  font-size: 23px;
  line-height: 1.1;
  font-weight: 700;
}

.bms-brand small {
  margin-top: 5px;
  font-family: "Pretendard", "Noto Sans KR", sans-serif;
  font-size: 9px;
  font-weight: 700;
}

.bms-nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
  margin-left: auto;
}

.bms-nav-links a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  color: currentColor;
  font-size: 14px;
  font-weight: 600;
}

.bms-nav-links a:hover {
  color: var(--bms-amber);
}

.bms-nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.bms-icon-btn {
  width: 44px;
  height: 44px;
  display: inline-grid;
  place-items: center;
  padding: 0;
  border: 1px solid var(--bms-line);
  border-radius: 4px;
  background: transparent;
  color: currentColor;
  cursor: pointer;
}

.is-overlay .bms-icon-btn,
.is-dark .bms-icon-btn {
  border-color: var(--bms-overlay-light);
}

.bms-mobile-toggle {
  display: none;
}

.bms-mobile-panel {
  display: none;
}

.bms-mobile-cta {
  position: fixed;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 90;
  display: none;
  grid-template-columns: 1fr 1fr;
  min-height: 64px;
  border-top: 1px solid var(--bms-line);
  background: var(--bms-white);
  box-shadow: 0 -8px 26px var(--bms-shadow);
}

.bms-mobile-cta a {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-width: 0;
  color: var(--bms-forest);
  font-size: 15px;
  font-weight: 700;
}

.bms-mobile-cta a:first-child {
  border-right: 1px solid var(--bms-line);
}

.bms-mobile-cta a:last-child {
  background: var(--bms-forest);
  color: var(--bms-white);
}

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

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

.bms-faq-button {
  width: 100%;
  min-height: 68px;
  display: grid;
  grid-template-columns: 38px 1fr 28px;
  gap: 14px;
  align-items: center;
  padding: 0;
  border: 0;
  background: transparent;
  text-align: left;
  cursor: pointer;
}

.bms-faq-number {
  color: var(--bms-sage);
  font-size: 12px;
  font-weight: 700;
}

.bms-faq-question {
  color: var(--bms-ink);
  font-size: 17px;
  font-weight: 700;
}

.bms-faq-button .bms-icon {
  transition: transform 180ms ease;
}

.bms-faq-button[aria-expanded="true"] .bms-icon {
  transform: rotate(45deg);
}

.bms-faq-answer {
  display: none;
  padding: 0 46px 24px 52px;
  color: var(--bms-ink-soft);
  font-size: 15px;
  line-height: 1.75;
}

.bms-faq-answer.is-open {
  display: block;
}

.bms-form {
  display: grid;
  gap: 16px;
}

.bms-field {
  display: grid;
  gap: 7px;
}

.bms-field label,
.bms-field legend {
  color: var(--bms-ink);
  font-size: 13px;
  font-weight: 700;
}

.bms-field input,
.bms-field select,
.bms-field textarea {
  width: 100%;
  min-height: 50px;
  padding: 12px 14px;
  border: 1px solid var(--bms-line);
  border-radius: 4px;
  background: var(--bms-white);
  color: var(--bms-ink);
}

.bms-field textarea {
  min-height: 118px;
  resize: vertical;
}

.bms-consent {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--bms-ink-soft);
  font-size: 13px;
}

.bms-consent input {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
  margin: 2px 0 0;
  accent-color: var(--bms-forest);
}

.bms-form-status {
  min-height: 24px;
  margin: 0;
  color: var(--bms-success);
  font-size: 13px;
  font-weight: 600;
}

.bms-disclosure {
  padding: 18px 20px;
  border-left: 3px solid var(--bms-amber);
  background: var(--bms-amber-light);
  color: var(--bms-ink);
  font-size: 14px;
  line-height: 1.7;
}

.bms-footer {
  padding: 56px 0 92px;
  background: var(--bms-forest-deep);
  color: var(--bms-white);
}

.bms-footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 48px;
}

.bms-footer-title {
  margin: 0 0 14px;
  font-family: "Gowun Batang", "Noto Serif KR", serif;
  font-size: 24px;
}

.bms-footer p,
.bms-footer a {
  margin: 0;
  color: var(--bms-sage-light);
  font-size: 13px;
  line-height: 1.8;
}

.bms-footer-links {
  display: grid;
  gap: 8px;
}

.bms-footer-meta {
  margin-top: 36px;
  padding-top: 22px;
  border-top: 1px solid var(--bms-line-dark);
  color: var(--bms-sage-light);
  font-size: 12px;
}

/* Concept A: 별빛 안내 */
.concept-a {
  background: var(--bms-paper);
}

.a-hero {
  position: relative;
  height: min(740px, calc(100svh - 64px));
  min-height: 640px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  color: var(--bms-white);
  background: var(--bms-forest-deep);
}

.a-hero > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 42%;
}

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

.a-hero-inner {
  position: relative;
  z-index: 2;
  padding-bottom: 78px;
}

.a-hero-brand {
  margin: 0 0 20px;
  font-family: "Gowun Batang", "Noto Serif KR", serif;
  font-size: 23px;
  font-weight: 700;
}

.a-hero h1 {
  max-width: 770px;
  margin: 0;
  font-family: "Gowun Batang", "Noto Serif KR", serif;
  font-size: 64px;
  line-height: 1.25;
  font-weight: 700;
}

.a-hero-copy {
  max-width: 610px;
  margin: 24px 0 0;
  color: var(--bms-white);
  font-size: 17px;
  line-height: 1.8;
}

.a-hero-actions {
  display: flex;
  gap: 10px;
  margin-top: 32px;
}

.a-situations {
  background: var(--bms-paper);
}

.a-situation-grid {
  display: grid;
  grid-template-columns: 260px repeat(3, 1fr);
  border-bottom: 1px solid var(--bms-line);
}

.a-situation-intro {
  padding: 32px 28px 32px 0;
}

.a-situation-intro h2 {
  margin: 8px 0 0;
  font-family: "Gowun Batang", "Noto Serif KR", serif;
  font-size: 26px;
  line-height: 1.4;
}

.a-situation-link {
  min-height: 176px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 30px 26px;
  border-left: 1px solid var(--bms-line);
  transition: background-color 180ms ease;
}

.a-situation-link:hover {
  background: var(--bms-white);
}

.a-situation-link b {
  color: var(--bms-amber);
  font-size: 12px;
}

.a-situation-link strong {
  font-size: 19px;
  line-height: 1.55;
}

.a-situation-link .bms-icon {
  color: var(--bms-forest);
}

.a-role {
  padding: 104px 0;
  background: var(--bms-white);
}

.a-role-grid {
  display: grid;
  grid-template-columns: 0.86fr 1.14fr;
  gap: 86px;
  align-items: center;
}

.a-role-media {
  position: relative;
  min-height: 510px;
}

.a-role-media img {
  width: 84%;
  height: 510px;
  object-fit: cover;
  border-radius: 4px;
}

.a-role-note {
  position: absolute;
  right: 0;
  bottom: 34px;
  width: 250px;
  padding: 25px;
  border-radius: 4px;
  background: var(--bms-forest);
  color: var(--bms-white);
}

.a-role-note small {
  color: var(--bms-sage-light);
  font-size: 11px;
  font-weight: 700;
}

.a-role-note strong {
  display: block;
  margin-top: 10px;
  font-family: "Gowun Batang", "Noto Serif KR", serif;
  font-size: 21px;
  line-height: 1.55;
}

.a-role-list {
  display: grid;
  gap: 0;
  margin-top: 34px;
  border-top: 1px solid var(--bms-ink);
}

.a-role-row {
  display: grid;
  grid-template-columns: 122px 1fr;
  gap: 24px;
  padding: 20px 0;
  border-bottom: 1px solid var(--bms-line);
}

.a-role-row strong {
  color: var(--bms-forest);
  font-size: 14px;
}

.a-role-row p {
  margin: 0;
  color: var(--bms-ink-soft);
  font-size: 14px;
}

.a-process {
  padding: 92px 0;
  background: var(--bms-forest);
  color: var(--bms-white);
}

.a-process .bms-kicker,
.a-process .bms-section-copy {
  color: var(--bms-sage-light);
}

.a-process .bms-section-title {
  color: var(--bms-white);
}

.a-process-head {
  display: flex;
  justify-content: space-between;
  gap: 48px;
  align-items: end;
}

.a-process-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  margin-top: 50px;
  border-top: 1px solid var(--bms-amber);
}

.a-process-step {
  min-height: 232px;
  padding: 24px 22px;
  border-right: 1px solid var(--bms-line-dark);
}

.a-process-step:last-child {
  border-right: 0;
}

.a-process-step b {
  color: var(--bms-amber);
  font-size: 12px;
}

.a-process-step h3 {
  margin: 36px 0 10px;
  font-size: 18px;
}

.a-process-step p {
  margin: 0;
  color: var(--bms-sage-light);
  font-size: 13px;
  line-height: 1.7;
}

.a-cost {
  padding: 102px 0;
}

.a-cost-head {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 70px;
  align-items: end;
}

.a-cost-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 44px;
  border-top: 1px solid var(--bms-ink);
}

.a-cost-item {
  min-height: 268px;
  padding: 28px 26px;
  border-right: 1px solid var(--bms-line);
}

.a-cost-item:last-child {
  border-right: 0;
}

.a-cost-item .bms-icon {
  width: 42px;
  height: 42px;
  border: 1px solid var(--bms-line);
  border-radius: 50%;
  color: var(--bms-forest);
}

.a-cost-item h3 {
  margin: 30px 0 12px;
  font-size: 21px;
}

.a-cost-item p {
  margin: 0;
  color: var(--bms-ink-soft);
  font-size: 14px;
  line-height: 1.75;
}

.a-proof {
  padding: 88px 0;
  background: var(--bms-paper-deep);
}

.a-proof-grid {
  display: grid;
  grid-template-columns: 0.76fr 1.24fr;
  gap: 80px;
}

.a-proof-table {
  border-top: 1px solid var(--bms-ink);
}

.a-proof-row {
  display: grid;
  grid-template-columns: 152px 1fr auto;
  gap: 20px;
  align-items: center;
  min-height: 66px;
  border-bottom: 1px solid var(--bms-line);
}

.a-proof-row strong {
  font-size: 14px;
}

.a-proof-row span {
  color: var(--bms-ink-soft);
  font-size: 14px;
}

.a-proof-row b {
  color: var(--bms-amber);
  font-size: 12px;
}

.a-memory {
  position: relative;
  min-height: 520px;
  display: flex;
  align-items: center;
  overflow: hidden;
  color: var(--bms-white);
  background: var(--bms-forest-deep);
}

.a-memory > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 62%;
}

.a-memory::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--bms-overlay-strong);
}

.a-memory-inner {
  position: relative;
  z-index: 2;
  max-width: 650px;
}

.a-memory h2 {
  margin: 0;
  font-family: "Gowun Batang", "Noto Serif KR", serif;
  font-size: 46px;
  line-height: 1.4;
}

.a-memory p {
  margin: 20px 0 28px;
  color: var(--bms-sage-light);
  font-size: 16px;
}

.a-contact {
  padding: 104px 0;
  background: var(--bms-white);
}

.a-contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 78px;
}

.a-form-panel {
  padding: 30px;
  border: 1px solid var(--bms-line);
  border-radius: 8px;
  background: var(--bms-paper);
}

.a-form-panel h3 {
  margin: 0 0 22px;
  font-size: 23px;
}

.a-member {
  padding: 54px 0;
  border-top: 1px solid var(--bms-line);
  background: var(--bms-paper);
}

.a-member-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 36px;
  align-items: center;
}

.a-member-row h2 {
  margin: 0 0 8px;
  font-size: 24px;
}

.a-member-row p {
  margin: 0;
  color: var(--bms-ink-soft);
  font-size: 14px;
}

.a-member-actions {
  display: flex;
  gap: 8px;
}

/* Concept B: 안심 순서 */
.concept-b {
  background: var(--bms-white);
}

.b-hero {
  position: relative;
  height: min(700px, calc(100svh - 78px));
  min-height: 610px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--bms-paper);
}

.b-hero > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 58%;
}

.b-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--bms-overlay-light);
}

.b-hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 88px;
  align-items: center;
}

.b-hero-brand {
  margin: 0 0 14px;
  color: var(--bms-forest);
  font-size: 14px;
  font-weight: 800;
}

.b-hero h1 {
  margin: 0;
  font-size: 58px;
  line-height: 1.22;
  font-weight: 800;
}

.b-hero-copy {
  margin: 22px 0 0;
  color: var(--bms-ink-soft);
  font-size: 17px;
  line-height: 1.8;
}

.b-hero-actions {
  display: flex;
  gap: 9px;
  margin-top: 30px;
}

.b-route {
  border-top: 2px solid var(--bms-forest);
  background: var(--bms-white);
  box-shadow: 0 18px 52px var(--bms-shadow);
}

.b-route-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  padding: 0 24px;
  border-bottom: 1px solid var(--bms-line);
}

.b-route-title h2 {
  margin: 0;
  font-size: 19px;
}

.b-route-title span {
  color: var(--bms-sage);
  font-size: 12px;
  font-weight: 700;
}

.b-route-link {
  display: grid;
  grid-template-columns: 42px 1fr auto;
  gap: 14px;
  align-items: center;
  min-height: 82px;
  padding: 0 24px;
  border-bottom: 1px solid var(--bms-line);
}

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

.b-route-link b {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--bms-forest);
  color: var(--bms-white);
  font-size: 11px;
}

.b-route-link strong {
  font-size: 15px;
}

.b-route-link small {
  display: block;
  margin-top: 4px;
  color: var(--bms-ink-soft);
  font-size: 12px;
}

.b-trust-strip {
  background: var(--bms-forest);
  color: var(--bms-white);
}

.b-trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.b-trust-item {
  min-height: 118px;
  padding: 26px 28px;
  border-right: 1px solid var(--bms-line-dark);
}

.b-trust-item:last-child {
  border-right: 0;
}

.b-trust-item strong {
  display: block;
  color: var(--bms-amber-light);
  font-size: 12px;
}

.b-trust-item p {
  margin: 8px 0 0;
  font-size: 14px;
}

.b-guide {
  padding: 104px 0;
  background: var(--bms-white);
}

.b-guide-layout {
  display: grid;
  grid-template-columns: 330px 1fr;
  gap: 86px;
}

.b-guide-aside {
  align-self: start;
  position: sticky;
  top: 32px;
}

.b-guide-aside .bms-section-title {
  font-size: 36px;
}

.b-guide-list {
  border-top: 1px solid var(--bms-ink);
}

.b-guide-step {
  display: grid;
  grid-template-columns: 62px 190px 1fr;
  gap: 20px;
  align-items: start;
  padding: 27px 0;
  border-bottom: 1px solid var(--bms-line);
}

.b-guide-step > b {
  color: var(--bms-amber);
  font-size: 13px;
}

.b-guide-step h3 {
  margin: 0;
  font-size: 18px;
}

.b-guide-step p {
  margin: 0;
  color: var(--bms-ink-soft);
  font-size: 14px;
  line-height: 1.75;
}

.b-responsibility {
  padding: 92px 0;
  background: var(--bms-paper);
}

.b-matrix {
  margin-top: 42px;
  border-top: 1px solid var(--bms-ink);
}

.b-matrix-row {
  display: grid;
  grid-template-columns: 180px 1fr 1fr;
  gap: 28px;
  min-height: 92px;
  align-items: center;
  border-bottom: 1px solid var(--bms-line);
}

.b-matrix-row strong {
  font-size: 14px;
}

.b-matrix-row span {
  color: var(--bms-ink-soft);
  font-size: 14px;
  line-height: 1.7;
}

.b-matrix-head {
  min-height: 58px;
  color: var(--bms-forest);
}

.b-cost {
  padding: 98px 0;
}

.b-cost-layout {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 84px;
}

.b-cost-list {
  border-top: 1px solid var(--bms-ink);
}

.b-cost-row {
  display: grid;
  grid-template-columns: 58px 150px 1fr;
  gap: 18px;
  align-items: center;
  min-height: 88px;
  border-bottom: 1px solid var(--bms-line);
}

.b-cost-row .bms-icon {
  width: 38px;
  height: 38px;
  border: 1px solid var(--bms-line);
  border-radius: 50%;
  color: var(--bms-forest);
}

.b-cost-row strong {
  font-size: 15px;
}

.b-cost-row p {
  margin: 0;
  color: var(--bms-ink-soft);
  font-size: 14px;
}

.b-partner {
  padding: 84px 0;
  background: var(--bms-forest-deep);
  color: var(--bms-white);
}

.b-partner-grid {
  display: grid;
  grid-template-columns: 0.84fr 1.16fr;
  gap: 70px;
}

.b-partner .bms-section-title {
  color: var(--bms-white);
}

.b-partner .bms-section-copy {
  color: var(--bms-sage-light);
}

.b-proof-list {
  border-top: 1px solid var(--bms-amber);
}

.b-proof-item {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 24px;
  min-height: 68px;
  align-items: center;
  border-bottom: 1px solid var(--bms-line-dark);
}

.b-proof-item strong {
  color: var(--bms-amber-light);
  font-size: 13px;
}

.b-proof-item span {
  color: var(--bms-sage-light);
  font-size: 14px;
}

.b-member {
  padding: 72px 0;
  border-bottom: 1px solid var(--bms-line);
  background: var(--bms-paper);
}

.b-member-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items: center;
}

.b-member-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--bms-ink);
}

.b-member-actions a {
  min-height: 112px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px;
  border-bottom: 1px solid var(--bms-line);
  font-weight: 700;
}

.b-member-actions a:first-child {
  border-right: 1px solid var(--bms-line);
}

.b-contact {
  padding: 102px 0;
}

.b-contact-grid {
  display: grid;
  grid-template-columns: 0.94fr 1.06fr;
  gap: 80px;
}

.b-contact .bms-form {
  padding: 30px;
  border: 1px solid var(--bms-line);
  border-radius: 8px;
  background: var(--bms-paper);
}

/* Concept C: 기억의 여백 */
.concept-c {
  background: var(--bms-paper);
  color: var(--bms-ink);
}

.c-hero {
  position: relative;
  height: min(760px, calc(100svh - 54px));
  min-height: 650px;
  display: flex;
  align-items: center;
  overflow: hidden;
  color: var(--bms-white);
  background: var(--bms-forest-deep);
}

.c-hero > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 55%;
}

.c-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--bms-overlay);
}

.c-hero-inner {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 46px;
  text-align: center;
}

.c-hero-brand {
  margin: 0 0 26px;
  color: var(--bms-amber-light);
  font-size: 13px;
  font-weight: 700;
}

.c-hero h1 {
  max-width: 860px;
  margin: 0;
  font-family: "Gowun Batang", "Noto Serif KR", serif;
  font-size: 62px;
  line-height: 1.34;
  font-weight: 700;
}

.c-hero-copy {
  max-width: 610px;
  margin: 24px 0 0;
  color: var(--bms-white);
  font-size: 17px;
  line-height: 1.85;
}

.c-hero-actions {
  display: flex;
  gap: 9px;
  margin-top: 32px;
}

.c-chapters {
  border-bottom: 1px solid var(--bms-line);
  background: var(--bms-paper);
}

.c-chapter-grid {
  display: grid;
  grid-template-columns: 210px repeat(3, 1fr);
}

.c-chapter-intro,
.c-chapter {
  min-height: 126px;
  padding: 24px 22px;
}

.c-chapter-intro {
  padding-left: 0;
}

.c-chapter-intro p {
  margin: 6px 0 0;
  font-family: "Gowun Batang", "Noto Serif KR", serif;
  font-size: 20px;
}

.c-chapter {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-left: 1px solid var(--bms-line);
}

.c-chapter b {
  color: var(--bms-amber);
  font-size: 11px;
}

.c-chapter strong {
  font-family: "Gowun Batang", "Noto Serif KR", serif;
  font-size: 18px;
}

.c-story {
  padding: 112px 0;
  background: var(--bms-white);
}

.c-story-grid {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 94px;
  align-items: center;
}

.c-story-image {
  height: 600px;
  overflow: hidden;
}

.c-story-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 44%;
}

.c-story-copy {
  max-width: 520px;
}

.c-story-copy h2 {
  margin: 0;
  font-family: "Gowun Batang", "Noto Serif KR", serif;
  font-size: 48px;
  line-height: 1.45;
}

.c-story-copy > p {
  margin: 24px 0 0;
  color: var(--bms-ink-soft);
  font-size: 16px;
  line-height: 1.9;
}

.c-story-index {
  margin-top: 34px;
  border-top: 1px solid var(--bms-ink);
}

.c-story-row {
  display: grid;
  grid-template-columns: 42px 1fr auto;
  gap: 16px;
  align-items: center;
  min-height: 68px;
  border-bottom: 1px solid var(--bms-line);
}

.c-story-row b {
  color: var(--bms-amber);
  font-size: 12px;
}

.c-story-row strong {
  font-size: 15px;
}

.c-process {
  padding: 104px 0;
  background: var(--bms-paper);
}

.c-process-heading {
  max-width: 740px;
  margin-bottom: 52px;
}

.c-process-heading .bms-section-title {
  font-family: "Gowun Batang", "Noto Serif KR", serif;
  font-size: 48px;
}

.c-process-list {
  border-top: 1px solid var(--bms-ink);
}

.c-process-row {
  display: grid;
  grid-template-columns: 100px 1fr 0.9fr;
  gap: 38px;
  align-items: start;
  padding: 31px 0;
  border-bottom: 1px solid var(--bms-line);
}

.c-process-row > b {
  color: var(--bms-amber);
  font-size: 13px;
}

.c-process-row h3 {
  margin: 0;
  font-family: "Gowun Batang", "Noto Serif KR", serif;
  font-size: 23px;
}

.c-process-row p {
  margin: 0;
  color: var(--bms-ink-soft);
  font-size: 14px;
}

.c-cost {
  padding: 100px 0;
  background: var(--bms-forest);
  color: var(--bms-white);
}

.c-cost .bms-section-title {
  color: var(--bms-white);
  font-family: "Gowun Batang", "Noto Serif KR", serif;
}

.c-cost .bms-section-copy {
  color: var(--bms-sage-light);
}

.c-cost-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 48px;
  border-top: 1px solid var(--bms-amber);
}

.c-cost-column {
  min-height: 250px;
  padding: 27px 26px;
  border-right: 1px solid var(--bms-line-dark);
}

.c-cost-column:last-child {
  border-right: 0;
}

.c-cost-column b {
  color: var(--bms-amber-light);
  font-size: 12px;
}

.c-cost-column h3 {
  margin: 34px 0 12px;
  font-family: "Gowun Batang", "Noto Serif KR", serif;
  font-size: 22px;
}

.c-cost-column p {
  margin: 0;
  color: var(--bms-sage-light);
  font-size: 14px;
}

.c-proof {
  padding: 96px 0;
  background: var(--bms-white);
}

.c-proof-grid {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 86px;
  align-items: center;
}

.c-proof-image {
  height: 430px;
  overflow: hidden;
}

.c-proof-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.c-proof-copy h2 {
  margin: 0;
  font-family: "Gowun Batang", "Noto Serif KR", serif;
  font-size: 40px;
  line-height: 1.45;
}

.c-proof-list {
  margin-top: 28px;
  border-top: 1px solid var(--bms-ink);
}

.c-proof-row {
  display: grid;
  grid-template-columns: 122px 1fr;
  gap: 20px;
  padding: 18px 0;
  border-bottom: 1px solid var(--bms-line);
}

.c-proof-row strong {
  color: var(--bms-forest);
  font-size: 13px;
}

.c-proof-row span {
  color: var(--bms-ink-soft);
  font-size: 14px;
}

.c-contact {
  padding: 106px 0;
  background: var(--bms-paper);
}

.c-contact-grid {
  display: grid;
  grid-template-columns: 1.04fr 0.96fr;
  gap: 80px;
}

.c-contact-copy h2 {
  margin: 0;
  font-family: "Gowun Batang", "Noto Serif KR", serif;
  font-size: 46px;
  line-height: 1.45;
}

.c-contact-copy > p {
  margin: 20px 0 28px;
  color: var(--bms-ink-soft);
}

.c-direct-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--bms-ink);
}

.c-direct-actions a {
  min-height: 108px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px;
  border-bottom: 1px solid var(--bms-line);
  font-weight: 700;
}

.c-direct-actions a:first-child {
  border-right: 1px solid var(--bms-line);
}

.c-form-panel {
  padding: 30px;
  border: 1px solid var(--bms-line);
  border-radius: 8px;
  background: var(--bms-white);
}

.c-form-panel h3 {
  margin: 0 0 22px;
  font-family: "Gowun Batang", "Noto Serif KR", serif;
  font-size: 24px;
}

/* Preview index */
.preview-body {
  height: 100vh;
  overflow: hidden;
  background: var(--bms-paper);
}

.preview-header {
  height: 72px;
  border-bottom: 1px solid var(--bms-line);
  background: var(--bms-white);
}

.preview-header-inner {
  width: min(1440px, calc(100% - 40px));
  height: 100%;
  display: flex;
  align-items: center;
  gap: 22px;
  margin: 0 auto;
}

.preview-title {
  min-width: 230px;
}

.preview-title strong {
  display: block;
  font-size: 15px;
}

.preview-title span {
  color: var(--bms-ink-soft);
  font-size: 11px;
}

.preview-tabs {
  display: flex;
  align-items: center;
  gap: 5px;
}

.preview-tab {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 0 13px;
  border: 1px solid var(--bms-line);
  border-radius: 4px;
  background: var(--bms-white);
  color: var(--bms-ink-soft);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
}

.preview-tab.is-active {
  border-color: var(--bms-forest);
  background: var(--bms-forest);
  color: var(--bms-white);
}

.preview-badge {
  padding: 3px 6px;
  border-radius: 3px;
  background: var(--bms-amber-light);
  color: var(--bms-forest);
  font-size: 9px;
}

.preview-meta {
  min-width: 0;
  margin-left: auto;
  color: var(--bms-ink-soft);
  font-size: 12px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.preview-open {
  min-height: 40px;
  flex: 0 0 auto;
}

.preview-stage {
  height: calc(100vh - 72px);
  padding: 12px;
  background: var(--bms-paper-deep);
}

.preview-frame {
  width: 100%;
  height: 100%;
  display: block;
  border: 1px solid var(--bms-line);
  border-radius: 6px;
  background: var(--bms-white);
}

@media (max-width: 1024px) {
  .bms-container {
    width: 100%;
    padding-right: 24px;
    padding-left: 24px;
  }

  .bms-nav-links {
    gap: 17px;
  }

  .a-hero h1,
  .c-hero h1 {
    font-size: 54px;
  }

  .a-situation-grid,
  .c-chapter-grid {
    grid-template-columns: 210px repeat(3, 1fr);
  }

  .a-role-grid,
  .a-proof-grid,
  .a-contact-grid,
  .b-cost-layout,
  .b-partner-grid,
  .b-contact-grid,
  .c-story-grid,
  .c-proof-grid,
  .c-contact-grid {
    gap: 52px;
  }

  .a-process-step {
    padding-right: 14px;
    padding-left: 14px;
  }

  .b-hero-inner {
    gap: 48px;
  }

  .b-hero h1 {
    font-size: 49px;
  }

  .b-guide-layout {
    grid-template-columns: 280px 1fr;
    gap: 48px;
  }

  .b-guide-step {
    grid-template-columns: 50px 150px 1fr;
  }
}

@media (max-width: 840px) {
  body {
    padding-bottom: 64px;
  }

  .bms-container {
    width: 100%;
    padding-right: 20px;
    padding-left: 20px;
  }

  .bms-section-title {
    font-size: 34px;
  }

  .bms-site-header,
  .preview-header {
    height: 64px;
  }

  .bms-nav-links,
  .bms-nav-actions .bms-btn,
  .bms-nav-actions .member-link {
    display: none;
  }

  .bms-mobile-toggle {
    display: inline-grid;
  }

  .bms-mobile-panel {
    position: fixed;
    top: 64px;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 100;
    padding: 24px 20px 90px;
    overflow-y: auto;
    background: var(--bms-white);
    color: var(--bms-ink);
  }

  .bms-mobile-panel.is-open {
    display: block;
  }

  .bms-mobile-panel nav {
    display: grid;
    border-top: 1px solid var(--bms-ink);
  }

  .bms-mobile-panel nav a {
    min-height: 58px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--bms-line);
    font-weight: 700;
  }

  .bms-mobile-panel-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-top: 22px;
  }

  .bms-mobile-cta {
    display: grid;
  }

  .bms-footer {
    padding-bottom: 52px;
  }

  .bms-footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .a-hero,
  .b-hero,
  .c-hero {
    height: calc(100svh - 114px);
    min-height: 600px;
    max-height: 720px;
  }

  .a-hero-inner {
    padding-bottom: 52px;
  }

  .a-hero h1,
  .c-hero h1 {
    font-size: 42px;
  }

  .a-hero-copy,
  .c-hero-copy {
    font-size: 16px;
  }

  .a-situation-grid,
  .c-chapter-grid {
    grid-template-columns: 1fr;
  }

  .a-situation-intro,
  .c-chapter-intro {
    padding-right: 0;
  }

  .a-situation-link,
  .c-chapter {
    min-height: 112px;
    border-top: 1px solid var(--bms-line);
    border-left: 0;
  }

  .a-role,
  .a-cost,
  .a-contact,
  .b-guide,
  .b-cost,
  .b-contact,
  .c-story,
  .c-process,
  .c-contact {
    padding: 76px 0;
  }

  .a-role-grid,
  .a-cost-head,
  .a-proof-grid,
  .a-contact-grid,
  .b-hero-inner,
  .b-guide-layout,
  .b-cost-layout,
  .b-partner-grid,
  .b-member-grid,
  .b-contact-grid,
  .c-story-grid,
  .c-proof-grid,
  .c-contact-grid {
    grid-template-columns: 1fr;
  }

  .a-role-media {
    min-height: 420px;
  }

  .a-role-media img {
    height: 420px;
  }

  .a-process-head {
    display: block;
  }

  .a-process-steps,
  .a-cost-grid,
  .b-trust-grid,
  .c-cost-grid {
    grid-template-columns: 1fr;
  }

  .a-process-step,
  .a-cost-item,
  .b-trust-item,
  .c-cost-column {
    min-height: 0;
    border-right: 0;
    border-bottom: 1px solid var(--bms-line-dark);
  }

  .a-cost-item {
    border-bottom-color: var(--bms-line);
  }

  .a-proof-row {
    grid-template-columns: 118px 1fr;
  }

  .a-proof-row b {
    grid-column: 2;
  }

  .a-memory {
    min-height: 470px;
  }

  .a-memory h2 {
    font-size: 38px;
  }

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

  .b-hero {
    align-items: end;
  }

  .b-hero-inner {
    padding-bottom: 38px;
  }

  .b-hero h1 {
    font-size: 41px;
  }

  .b-route {
    display: none;
  }

  .b-guide-aside {
    position: static;
  }

  .b-guide-step {
    grid-template-columns: 42px 1fr;
  }

  .b-guide-step p {
    grid-column: 2;
  }

  .b-matrix-row {
    grid-template-columns: 122px 1fr;
    gap: 16px;
    padding: 18px 0;
  }

  .b-matrix-row span:last-child {
    grid-column: 2;
  }

  .b-matrix-head {
    display: none;
  }

  .b-cost-row {
    grid-template-columns: 50px 1fr;
    padding: 15px 0;
  }

  .b-cost-row p {
    grid-column: 2;
  }

  .b-member-actions,
  .c-direct-actions {
    grid-template-columns: 1fr;
  }

  .b-member-actions a:first-child,
  .c-direct-actions a:first-child {
    border-right: 0;
  }

  .c-story-image {
    height: 460px;
  }

  .c-story-copy h2,
  .c-process-heading .bms-section-title,
  .c-contact-copy h2 {
    font-size: 39px;
  }

  .c-process-row {
    grid-template-columns: 60px 1fr;
    gap: 18px;
  }

  .c-process-row p {
    grid-column: 2;
  }

  .preview-body {
    padding-bottom: 0;
  }

  .preview-header-inner {
    width: calc(100% - 24px);
    gap: 8px;
  }

  .preview-title,
  .preview-meta {
    display: none;
  }

  .preview-tabs {
    min-width: 0;
    flex: 1;
  }

  .preview-tab {
    flex: 1;
    justify-content: center;
    padding: 0 8px;
  }

  .preview-stage {
    height: calc(100vh - 64px);
    padding: 6px;
  }
}

@media (max-width: 480px) {
  .bms-container {
    width: 100%;
    padding-right: 16px;
    padding-left: 16px;
  }

  .bms-brand {
    font-size: 20px;
  }

  .bms-btn {
    min-height: 48px;
    padding: 0 16px;
    font-size: 14px;
  }

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

  .a-hero h1,
  .b-hero h1,
  .c-hero h1 {
    font-size: 38px;
  }

  .a-role-note {
    width: 220px;
  }

  .a-role-row {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .a-form-panel,
  .c-form-panel,
  .b-contact .bms-form {
    padding: 22px 18px;
  }

  .a-member-actions {
    flex-direction: column;
  }

  .b-route-link {
    grid-template-columns: 38px 1fr 24px;
    padding: 0 18px;
  }

  .b-proof-item,
  .c-proof-row {
    grid-template-columns: 1fr;
    gap: 5px;
    padding: 16px 0;
  }

  .c-story-image {
    height: 420px;
  }

  .preview-tab span:not(.preview-badge) {
    display: none;
  }

  .preview-open {
    width: 40px;
    padding: 0;
  }

  .preview-open .button-label {
    display: none;
  }
}

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

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