:root {
  --dd-surface: #ffffff;
  --dd-surface-soft: #f7f8f6;
  --dd-surface-warm: #f4f0e8;
  --dd-text: #171a18;
  --dd-muted: #6b716d;
  --dd-line: #e4e7e2;
  --dd-medical: #1d7d8c;
  --dd-blue: #3e83b7;
  --dd-warm: #b98a54;
  --dd-green: #426a52;
  --dd-ink: #0f1614;
  --dd-white: #ffffff;
  --dd-shadow: 0 18px 44px rgba(23, 26, 24, 0.08);
  --dd-radius: 8px;
  --dd-max: 1240px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Pretendard, "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  color: var(--dd-text);
  background: var(--dd-surface);
  line-height: 1.7;
  word-break: keep-all;
  overflow-x: hidden;
}

body.option-three {
  background: #fbfaf6;
}

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

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

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

.dd-page {
  min-height: 100dvh;
}

.dd-shell {
  width: min(var(--dd-max), calc(100% - 40px));
  margin: 0 auto;
}

.dd-topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid rgba(228, 231, 226, 0.82);
  backdrop-filter: blur(14px);
}

.dd-nav {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.dd-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
}

.dd-brand-mark {
  width: 36px;
  height: 36px;
  border: 1px solid var(--dd-line);
  border-radius: 8px;
  display: grid;
  place-items: center;
  color: var(--dd-medical);
  background: var(--dd-white);
}

.dd-brand-text {
  display: grid;
  line-height: 1.15;
}

.dd-brand-text small {
  color: var(--dd-muted);
  font-size: 12px;
  font-weight: 700;
}

.dd-links {
  display: flex;
  align-items: center;
  gap: 22px;
  color: #4b524e;
  font-size: 14px;
  font-weight: 700;
}

.dd-links a {
  padding: 8px 0;
}

.dd-button {
  border: 1px solid var(--dd-ink);
  border-radius: 6px;
  background: var(--dd-ink);
  color: var(--dd-white);
  padding: 12px 18px;
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
  transition: transform 140ms ease-out, background 140ms ease-out, border-color 140ms ease-out;
}

.dd-button:hover {
  background: #2d332f;
  border-color: #2d332f;
}

.dd-button:active {
  transform: scale(0.98);
}

.dd-button:focus-visible,
.dd-link-button:focus-visible,
.dd-form input:focus,
.dd-form select:focus,
.dd-form textarea:focus {
  outline: 3px solid rgba(29, 125, 140, 0.22);
  outline-offset: 2px;
}

.dd-link-button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--dd-line);
  border-radius: 6px;
  background: var(--dd-white);
  color: var(--dd-text);
  padding: 11px 16px;
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
}

.dd-hero {
  padding: 64px 0 84px;
}

.dd-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(520px, 1.1fr);
  gap: 44px;
  align-items: center;
}

.dd-eyebrow {
  margin: 0 0 14px;
  color: var(--dd-medical);
  font-size: 13px;
  font-weight: 900;
}

.dd-title {
  margin: 0;
  max-width: 760px;
  font-size: 58px;
  line-height: 1.08;
  font-weight: 800;
}

.dd-title.serif {
  font-family: "Newsreader", "Noto Serif KR", serif;
  font-weight: 700;
}

.dd-lead {
  max-width: 620px;
  margin: 22px 0 0;
  color: #535c57;
  font-size: 18px;
}

.dd-hero-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 32px;
  flex-wrap: wrap;
}

.dd-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--dd-line);
  border-radius: var(--dd-radius);
  background: var(--dd-white);
  margin-top: 36px;
  overflow: hidden;
}

.dd-stat {
  padding: 18px 16px;
  border-right: 1px solid var(--dd-line);
}

.dd-stat:last-child {
  border-right: 0;
}

.dd-stat strong {
  display: block;
  font-size: 28px;
  line-height: 1.1;
}

.dd-stat span {
  display: block;
  margin-top: 6px;
  color: var(--dd-muted);
  font-size: 13px;
  font-weight: 700;
}

.dd-photo-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.dd-photo-card {
  position: relative;
  min-height: 206px;
  border-radius: var(--dd-radius);
  overflow: hidden;
  background: var(--dd-surface-soft);
  border: 1px solid var(--dd-line);
}

.dd-photo-card.feature {
  grid-row: span 2;
  min-height: 426px;
}

.dd-photo-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 240ms ease-in-out;
}

.dd-photo-card:hover img {
  transform: scale(1.035);
}

.dd-photo-meta {
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 12px;
  padding: 12px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.9);
  color: var(--dd-text);
  box-shadow: var(--dd-shadow);
}

.dd-photo-meta strong {
  display: block;
  font-size: 15px;
  line-height: 1.35;
}

.dd-photo-meta span {
  display: block;
  margin-top: 4px;
  color: var(--dd-muted);
  font-size: 12px;
  font-weight: 800;
}

.dd-section {
  padding: 84px 0;
}

.dd-band {
  background: var(--dd-surface-soft);
}

.dd-section-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 28px;
  margin-bottom: 34px;
}

.dd-section-head h2 {
  margin: 0;
  max-width: 720px;
  font-size: 38px;
  line-height: 1.18;
}

.dd-section-head p {
  margin: 0;
  max-width: 430px;
  color: var(--dd-muted);
  font-size: 15px;
  font-weight: 650;
}

.dd-case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.dd-case-card {
  overflow: hidden;
  border: 1px solid var(--dd-line);
  border-radius: var(--dd-radius);
  background: var(--dd-white);
  box-shadow: 0 8px 26px rgba(23, 26, 24, 0.04);
}

.dd-case-image {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: #eef1ed;
}

.dd-case-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.dd-case-body {
  padding: 20px;
}

.dd-tag {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  background: #e9f4f5;
  color: var(--dd-medical);
  padding: 5px 10px;
  font-size: 12px;
  font-weight: 900;
}

.dd-case-body h3 {
  margin: 14px 0 8px;
  font-size: 21px;
  line-height: 1.3;
}

.dd-case-body p {
  margin: 0;
  color: var(--dd-muted);
  font-size: 14px;
}

.dd-principles {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.dd-principle {
  padding: 24px;
  border: 1px solid var(--dd-line);
  border-radius: var(--dd-radius);
  background: var(--dd-white);
}

.dd-principle b {
  display: block;
  margin-bottom: 10px;
  color: var(--dd-medical);
  font-size: 13px;
}

.dd-principle h3 {
  margin: 0 0 10px;
  font-size: 20px;
}

.dd-principle p {
  margin: 0;
  color: var(--dd-muted);
  font-size: 14px;
}

.dd-form-wrap {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: 28px;
  align-items: start;
}

.dd-form-card {
  padding: 28px;
  border: 1px solid var(--dd-line);
  border-radius: var(--dd-radius);
  background: var(--dd-white);
  box-shadow: var(--dd-shadow);
}

.dd-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.dd-form label {
  display: grid;
  gap: 7px;
  color: #3c433f;
  font-size: 13px;
  font-weight: 850;
}

.dd-form label.full {
  grid-column: 1 / -1;
}

.dd-form input,
.dd-form select,
.dd-form textarea {
  width: 100%;
  border: 1px solid var(--dd-line);
  border-radius: 6px;
  background: #fbfcfa;
  color: var(--dd-text);
  padding: 12px 13px;
  min-height: 46px;
}

.dd-form textarea {
  min-height: 104px;
  resize: vertical;
}

.dd-form .dd-button {
  grid-column: 1 / -1;
  min-height: 50px;
}

.dd-info-list {
  display: grid;
  gap: 12px;
}

.dd-info {
  padding: 18px;
  border: 1px solid var(--dd-line);
  border-radius: var(--dd-radius);
  background: var(--dd-surface-soft);
}

.dd-info strong {
  display: block;
  margin-bottom: 4px;
}

.dd-info span {
  color: var(--dd-muted);
  font-size: 14px;
}

.dd-flow-hero {
  padding: 74px 0 90px;
  background: linear-gradient(180deg, #f8fbfb 0%, #ffffff 100%);
}

.dd-flow-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 46px;
  align-items: center;
}

.dd-flow-board {
  display: grid;
  gap: 12px;
  padding: 18px;
  border: 1px solid #dce9e9;
  border-radius: 12px;
  background: #ffffff;
  box-shadow: var(--dd-shadow);
}

.dd-flow-step {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 14px;
  align-items: start;
  padding: 16px;
  border: 1px solid #e2eeee;
  border-radius: 8px;
  background: #fbfefd;
}

.dd-flow-step span {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: #e4f3f4;
  color: var(--dd-medical);
  font-weight: 900;
}

.dd-flow-step h3 {
  margin: 0 0 4px;
  font-size: 18px;
}

.dd-flow-step p {
  margin: 0;
  color: var(--dd-muted);
  font-size: 14px;
}

.dd-service-board {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.dd-service-card {
  padding: 26px;
  border: 1px solid #dfe9e9;
  border-radius: var(--dd-radius);
  background: #ffffff;
}

.dd-service-card h3 {
  margin: 12px 0 8px;
  font-size: 22px;
}

.dd-service-card p {
  margin: 0;
  color: var(--dd-muted);
}

.dd-mini-label {
  display: inline-flex;
  color: var(--dd-blue);
  font-size: 13px;
  font-weight: 900;
}

.dd-warm-hero {
  position: relative;
  min-height: 720px;
  display: grid;
  align-items: end;
  background: #211d18;
  color: var(--dd-white);
  overflow: hidden;
}

.dd-warm-hero img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.72;
}

.dd-warm-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(19, 16, 12, 0.78), rgba(19, 16, 12, 0.22));
}

.dd-warm-content {
  position: relative;
  z-index: 1;
  padding: 120px 0 96px;
}

.dd-warm-content .dd-title {
  color: #fffaf1;
  max-width: 820px;
}

.dd-warm-content .dd-lead {
  color: rgba(255, 250, 241, 0.86);
}

.dd-warm-chip {
  display: inline-flex;
  margin-bottom: 20px;
  padding: 8px 12px;
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.12);
  color: #fffaf1;
  font-size: 13px;
  font-weight: 900;
}

.dd-story-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 18px;
}

.dd-story-card {
  min-height: 340px;
  display: flex;
  flex-direction: column;
  justify-content: end;
  padding: 26px;
  border-radius: var(--dd-radius);
  background: var(--dd-surface-warm);
  border: 1px solid #e5ded2;
}

.dd-story-card.dark {
  background: #1f241f;
  color: #fffaf1;
}

.dd-story-card h3 {
  margin: 0 0 12px;
  font-size: 26px;
  line-height: 1.24;
}

.dd-story-card p {
  margin: 0;
  color: inherit;
  opacity: 0.74;
}

.dd-instagram {
  border: 1px solid var(--dd-line);
  border-radius: var(--dd-radius);
  background: var(--dd-white);
  overflow: hidden;
}

.dd-instagram-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  border-bottom: 1px solid var(--dd-line);
}

.dd-instagram-head strong {
  font-size: 17px;
}

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

.dd-insta-cell {
  min-height: 150px;
  display: grid;
  place-items: center;
  border-right: 1px solid var(--dd-line);
  background: #fbfcfa;
  color: var(--dd-muted);
  text-align: center;
  padding: 18px;
  font-size: 14px;
  font-weight: 800;
}

.dd-insta-cell:last-child {
  border-right: 0;
}

.dd-footer {
  padding: 36px 0 48px;
  border-top: 1px solid var(--dd-line);
  color: var(--dd-muted);
  font-size: 14px;
}

.dd-footer-grid {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.dd-toast {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 80;
  max-width: 360px;
  padding: 16px 18px;
  border-radius: 8px;
  background: var(--dd-ink);
  color: var(--dd-white);
  box-shadow: var(--dd-shadow);
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity 240ms ease-in-out, transform 240ms ease-in-out;
}

.dd-toast.visible {
  opacity: 1;
  transform: translateY(0);
}

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

html.js .dd-reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 520ms cubic-bezier(0.16, 1, 0.3, 1), transform 520ms cubic-bezier(0.16, 1, 0.3, 1);
}

html.js .dd-reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

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

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

@media (max-width: 1080px) {
  .dd-hero-grid,
  .dd-flow-grid,
  .dd-form-wrap {
    grid-template-columns: 1fr;
  }

  .dd-photo-grid {
    max-width: 760px;
  }

  .dd-principles,
  .dd-service-board,
  .dd-story-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 780px) {
  .dd-shell {
    width: min(100% - 28px, var(--dd-max));
  }

  .dd-nav {
    min-height: 64px;
  }

  .dd-links {
    display: none;
  }

  .dd-hero,
  .dd-flow-hero {
    padding: 42px 0 64px;
  }

  .dd-title {
    font-size: 42px;
  }

  .dd-lead {
    font-size: 16px;
  }

  .dd-stats,
  .dd-case-grid,
  .dd-principles,
  .dd-service-board,
  .dd-story-grid {
    grid-template-columns: 1fr;
  }

  .dd-stat {
    border-right: 0;
    border-bottom: 1px solid var(--dd-line);
  }

  .dd-stat:last-child {
    border-bottom: 0;
  }

  .dd-photo-grid {
    grid-template-columns: 1fr;
  }

  .dd-photo-card,
  .dd-photo-card.feature {
    min-height: 260px;
    grid-row: auto;
  }

  .dd-section {
    padding: 58px 0;
  }

  .dd-section-head {
    display: grid;
    margin-bottom: 24px;
  }

  .dd-section-head h2 {
    font-size: 30px;
  }

  .dd-form {
    grid-template-columns: 1fr;
  }

  .dd-form label.full,
  .dd-form .dd-button {
    grid-column: auto;
  }

  .dd-warm-hero {
    min-height: 650px;
  }

  .dd-warm-content {
    padding: 96px 0 72px;
  }

  .dd-instagram-grid {
    grid-template-columns: 1fr;
  }

  .dd-insta-cell {
    border-right: 0;
    border-bottom: 1px solid var(--dd-line);
  }

  .dd-insta-cell:last-child {
    border-bottom: 0;
  }
}

@media (max-width: 430px) {
  .dd-title {
    font-size: 34px;
  }

  .dd-topbar .dd-button {
    padding: 10px 12px;
    font-size: 13px;
  }

  .dd-brand-text small {
    display: none;
  }
}