:root {
  --color-ink: #14201a;
  --color-ink-soft: #3a4a42;
  --color-pine: #1c3d2e;
  --color-pine-deep: #132a20;
  --color-celadon: #5f8f7a;
  --color-mist: #e4ede8;
  --color-paper: #f5f7f4;
  --color-cream: #faf9f6;
  --color-line: #c5d4cb;
  --color-accent: #b85a2a;
  --color-error: #9b2c2c;
  --color-success: #1c3d2e;
  --font-display: "Gowun Batang", "Nanum Myeongjo", serif;
  --font-body: "IBM Plex Sans KR", "Noto Sans KR", sans-serif;
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1.25rem;
  --space-lg: 2rem;
  --space-xl: 3.5rem;
  --space-2xl: 5.5rem;
  --radius: 2px;
  --shadow-soft: 0 12px 40px rgba(20, 32, 26, 0.08);
  --max: 72rem;
  --header-h: 4.25rem;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--color-ink);
  background:
    radial-gradient(ellipse 80% 50% at 10% -10%, rgba(95, 143, 122, 0.18), transparent 55%),
    radial-gradient(ellipse 60% 40% at 100% 0%, rgba(184, 90, 42, 0.08), transparent 45%),
    linear-gradient(180deg, var(--color-mist) 0%, var(--color-paper) 28%, var(--color-cream) 100%);
  min-height: 100vh;
}

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

a {
  color: var(--color-pine);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

a:hover {
  color: var(--color-accent);
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-pine-deep);
  margin: 0 0 var(--space-md);
}

h1 {
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.55rem, 3vw, 2.15rem);
}

h3 {
  font-size: 1.25rem;
}

p {
  margin: 0 0 var(--space-md);
}

ul,
ol {
  margin: 0 0 var(--space-md);
  padding-left: 1.25rem;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.container {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.4rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  border: 1.5px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.btn:hover {
  transform: translateY(-2px);
  text-decoration: none;
}

.btn--primary {
  background: var(--color-pine);
  color: var(--color-cream);
  border-color: var(--color-pine);
}

.btn--primary:hover {
  background: var(--color-pine-deep);
  color: var(--color-cream);
}

.btn--ghost {
  background: transparent;
  color: var(--color-pine);
  border-color: var(--color-line);
}

.btn--ghost:hover {
  border-color: var(--color-pine);
  color: var(--color-pine-deep);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(245, 247, 244, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-line);
}

.site-header__inner {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.site-header__brand {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-pine-deep);
  text-decoration: none;
  letter-spacing: -0.01em;
}

.site-header__brand:hover {
  color: var(--color-accent);
}

.site-header__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  padding: 0.5rem;
  cursor: pointer;
}

.site-header__toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-pine);
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav a {
  text-decoration: none;
  color: var(--color-ink-soft);
  font-size: 0.92rem;
  font-weight: 500;
}

.site-nav a:hover {
  color: var(--color-pine);
}

.site-nav__cta {
  background: var(--color-pine);
  color: var(--color-cream) !important;
  padding: 0.55rem 0.95rem;
  border-radius: var(--radius);
}

.site-nav__cta:hover {
  background: var(--color-pine-deep);
  color: var(--color-cream) !important;
}

@media (max-width: 900px) {
  .site-header__toggle {
    display: flex;
  }

  .site-nav {
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--color-paper);
    border-bottom: 1px solid var(--color-line);
    padding: var(--space-md);
    display: none;
  }

  .site-nav.is-open {
    display: block;
    animation: nav-in 0.35s var(--ease);
  }

  .site-nav__list {
    flex-direction: column;
    align-items: flex-start;
  }
}

@keyframes nav-in {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Hero — full-bleed */
.hero {
  position: relative;
  min-height: calc(100vh - var(--header-h));
  display: grid;
  align-items: end;
  color: var(--color-cream);
  overflow: hidden;
}

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

.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: hero-zoom 18s var(--ease) infinite alternate;
}

.hero__veil {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(19, 42, 32, 0.35) 0%, rgba(19, 42, 32, 0.72) 55%, rgba(19, 42, 32, 0.9) 100%);
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  width: min(100% - 2rem, var(--max));
  margin: 0 auto;
  padding: var(--space-2xl) 0 var(--space-xl);
  animation: rise 0.9s var(--ease) both;
}

.hero__brand {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  margin: 0 0 var(--space-sm);
  letter-spacing: -0.02em;
  color: var(--color-cream);
}

.hero__lead {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  max-width: 36rem;
  color: rgba(250, 249, 246, 0.9);
  margin-bottom: var(--space-lg);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.hero .btn--primary {
  background: var(--color-cream);
  color: var(--color-pine-deep);
  border-color: var(--color-cream);
}

.hero .btn--primary:hover {
  background: #fff;
  color: var(--color-pine-deep);
}

.hero .btn--ghost {
  color: var(--color-cream);
  border-color: rgba(250, 249, 246, 0.55);
}

.hero .btn--ghost:hover {
  border-color: var(--color-cream);
  color: var(--color-cream);
}

@keyframes hero-zoom {
  from {
    transform: scale(1);
  }
  to {
    transform: scale(1.06);
  }
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Sections */
.section {
  padding: var(--space-2xl) 0;
}

.section--tint {
  background: rgba(228, 237, 232, 0.55);
}

.section__intro {
  max-width: 40rem;
  margin-bottom: var(--space-xl);
}

.section__intro p {
  color: var(--color-ink-soft);
}

.section__kicker {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-celadon);
  margin-bottom: var(--space-xs);
}

/* Offer preview list (not cards-as-decoration — linked interactive items) */
.offer-list {
  display: grid;
  gap: var(--space-lg);
}

@media (min-width: 720px) {
  .offer-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

.offer-item {
  display: grid;
  gap: var(--space-md);
  text-decoration: none;
  color: inherit;
  transition: transform 0.35s var(--ease);
}

.offer-item:hover {
  transform: translateY(-4px);
  color: inherit;
}

.offer-item__img {
  aspect-ratio: 3 / 2;
  overflow: hidden;
  border-radius: var(--radius);
}

.offer-item__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}

.offer-item:hover .offer-item__img img {
  transform: scale(1.04);
}

.offer-item__title {
  margin-bottom: var(--space-xs);
}

.offer-item__text {
  color: var(--color-ink-soft);
  margin: 0;
  font-size: 0.98rem;
}

/* Split / narrative */
.split {
  display: grid;
  gap: var(--space-xl);
  align-items: center;
}

@media (min-width: 800px) {
  .split {
    grid-template-columns: 1.05fr 0.95fr;
  }

  .split--reverse {
    grid-template-columns: 0.95fr 1.05fr;
  }

  .split--reverse .split__media {
    order: -1;
  }
}

.split__media {
  overflow: hidden;
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
}

.split__media img {
  width: 100%;
  height: 100%;
  min-height: 280px;
  object-fit: cover;
}

/* Evidence quotes */
.quote-block {
  border-left: 3px solid var(--color-celadon);
  padding-left: var(--space-md);
  margin: 0 0 var(--space-lg);
}

.quote-block p {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin-bottom: var(--space-sm);
}

.quote-block cite {
  font-style: normal;
  font-size: 0.9rem;
  color: var(--color-ink-soft);
}

.quote-grid {
  display: grid;
  gap: var(--space-lg);
}

@media (min-width: 800px) {
  .quote-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* Page hero (inner pages) */
.page-hero {
  padding: var(--space-xl) 0 var(--space-lg);
  border-bottom: 1px solid var(--color-line);
  background:
    linear-gradient(135deg, rgba(28, 61, 46, 0.06), transparent 60%),
    var(--color-paper);
}

.page-hero__title {
  animation: rise 0.7s var(--ease) both;
}

.page-hero__desc {
  max-width: 38rem;
  color: var(--color-ink-soft);
  animation: rise 0.7s 0.1s var(--ease) both;
}

/* Service detail */
.detail-hero {
  display: grid;
  gap: var(--space-lg);
}

@media (min-width: 800px) {
  .detail-hero {
    grid-template-columns: 1.2fr 1fr;
    align-items: center;
  }
}

.detail-hero__img {
  overflow: hidden;
  border-radius: var(--radius);
  min-height: 260px;
}

.detail-hero__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 260px;
}

.meta-list {
  list-style: none;
  padding: 0;
  margin: var(--space-lg) 0;
  display: grid;
  gap: var(--space-sm);
}

.meta-list li {
  display: grid;
  grid-template-columns: 7rem 1fr;
  gap: var(--space-sm);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--color-line);
  font-size: 0.95rem;
}

.meta-list strong {
  color: var(--color-pine);
}

.process-steps {
  counter-reset: step;
  list-style: none;
  padding: 0;
  display: grid;
  gap: var(--space-md);
}

.process-steps li {
  position: relative;
  padding: var(--space-md) var(--space-md) var(--space-md) 4rem;
  background: var(--color-cream);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
}

.process-steps li::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: var(--space-md);
  top: var(--space-md);
  width: 2rem;
  height: 2rem;
  display: grid;
  place-items: center;
  background: var(--color-pine);
  color: var(--color-cream);
  font-weight: 700;
  font-size: 0.9rem;
  border-radius: 50%;
}

/* Pricing */
.rate-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.98rem;
}

.rate-table th,
.rate-table td {
  text-align: left;
  padding: 0.9rem 0.75rem;
  border-bottom: 1px solid var(--color-line);
  vertical-align: top;
}

.rate-table th {
  font-family: var(--font-display);
  color: var(--color-pine-deep);
  font-weight: 700;
}

.rate-note {
  margin-top: var(--space-lg);
  color: var(--color-ink-soft);
  font-size: 0.95rem;
}

.factor-list {
  columns: 1;
  gap: var(--space-lg);
}

@media (min-width: 700px) {
  .factor-list {
    columns: 2;
  }
}

.factor-list li {
  break-inside: avoid;
  margin-bottom: var(--space-md);
}

/* Blog */
.post-list {
  display: grid;
  gap: var(--space-xl);
}

.post-teaser {
  display: grid;
  gap: var(--space-md);
  text-decoration: none;
  color: inherit;
}

@media (min-width: 700px) {
  .post-teaser {
    grid-template-columns: 280px 1fr;
    align-items: start;
  }
}

.post-teaser:hover {
  color: inherit;
}

.post-teaser__img {
  overflow: hidden;
  border-radius: var(--radius);
  aspect-ratio: 4 / 3;
}

.post-teaser__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.post-teaser__date {
  font-size: 0.85rem;
  color: var(--color-celadon);
  margin-bottom: var(--space-xs);
}

.prose {
  max-width: 42rem;
}

.prose p {
  margin-bottom: 1.15rem;
}

.article-cover {
  margin: 0 0 var(--space-xl);
  overflow: hidden;
  border-radius: var(--radius);
  max-height: 420px;
}

.article-cover img {
  width: 100%;
  height: 420px;
  object-fit: cover;
}

/* Contact / forms */
.contact-grid {
  display: grid;
  gap: var(--space-xl);
}

@media (min-width: 800px) {
  .contact-grid {
    grid-template-columns: 1fr 1.2fr;
  }
}

.contact-details p {
  margin-bottom: var(--space-sm);
}

.form-group {
  margin-bottom: var(--space-md);
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.35rem;
  font-size: 0.92rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 0.85rem;
  font-family: var(--font-body);
  font-size: 1rem;
  border: 1.5px solid var(--color-line);
  border-radius: var(--radius);
  background: var(--color-cream);
  color: var(--color-ink);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: 2px solid var(--color-celadon);
  outline-offset: 1px;
  border-color: var(--color-pine);
}

.form-group textarea {
  min-height: 140px;
  resize: vertical;
}

.form-group .is-invalid {
  border-color: var(--color-error);
}

.field-error {
  display: block;
  color: var(--color-error);
  font-size: 0.85rem;
  margin-top: 0.35rem;
}

.form-status {
  margin-top: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius);
  font-weight: 500;
}

.form-status--success {
  background: rgba(28, 61, 46, 0.1);
  color: var(--color-success);
  border: 1px solid var(--color-line);
}

.form-status--error {
  background: rgba(155, 44, 44, 0.08);
  color: var(--color-error);
  border: 1px solid rgba(155, 44, 44, 0.25);
}

/* Legal */
.legal {
  max-width: 46rem;
}

.legal h2 {
  margin-top: var(--space-xl);
  font-size: 1.35rem;
}

.legal table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  margin: var(--space-md) 0;
}

.legal th,
.legal td {
  border: 1px solid var(--color-line);
  padding: 0.65rem 0.75rem;
  text-align: left;
  vertical-align: top;
}

.legal th {
  background: var(--color-mist);
}

/* Story block */
.story {
  background: var(--color-cream);
  border: 1px solid var(--color-line);
  padding: var(--space-lg);
  border-radius: var(--radius);
  margin-top: var(--space-xl);
}

/* CTA band */
.cta-band {
  padding: var(--space-xl) 0;
  background: var(--color-pine);
  color: var(--color-cream);
  text-align: center;
}

.cta-band h2 {
  color: var(--color-cream);
}

.cta-band p {
  max-width: 32rem;
  margin: 0 auto var(--space-lg);
  color: rgba(250, 249, 246, 0.85);
}

.cta-band .btn--primary {
  background: var(--color-cream);
  color: var(--color-pine-deep);
  border-color: var(--color-cream);
}

/* Footer */
.site-footer {
  background: var(--color-pine-deep);
  color: rgba(250, 249, 246, 0.85);
  padding: var(--space-xl) 0 var(--space-lg);
  margin-top: var(--space-2xl);
}

.site-footer a {
  color: rgba(250, 249, 246, 0.9);
}

.site-footer a:hover {
  color: #fff;
}

.site-footer__inner {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
  display: grid;
  gap: var(--space-lg);
}

@media (min-width: 700px) {
  .site-footer__inner {
    grid-template-columns: 1.2fr 1.4fr 1fr;
  }
}

.site-footer__name {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--color-cream);
  margin-bottom: var(--space-xs);
}

.site-footer__tag {
  margin: 0;
  font-size: 0.9rem;
}

.site-footer__nav {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.site-footer__copy {
  width: min(100% - 2rem, var(--max));
  margin: var(--space-lg) auto 0;
  padding-top: var(--space-md);
  border-top: 1px solid rgba(250, 249, 246, 0.15);
  font-size: 0.85rem;
}

/* Cookie banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 200;
  background: var(--color-paper);
  border-top: 1px solid var(--color-line);
  box-shadow: 0 -8px 30px rgba(20, 32, 26, 0.1);
  padding: var(--space-md);
  animation: rise 0.5s var(--ease) both;
}

.cookie-banner[hidden] {
  display: none;
}

.cookie-banner__inner {
  width: min(100%, var(--max));
  margin-inline: auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.cookie-banner__text {
  margin: 0;
  flex: 1 1 18rem;
  font-size: 0.92rem;
  color: var(--color-ink-soft);
}

.cookie-banner__actions {
  display: flex;
  gap: var(--space-sm);
}

.cookie-banner__error {
  width: 100%;
  color: var(--color-error);
  font-size: 0.85rem;
  margin: var(--space-sm) 0 0;
}

/* 404 */
.error-page {
  min-height: 50vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: var(--space-2xl) var(--space-md);
}

.error-page__code {
  font-family: var(--font-display);
  font-size: 4rem;
  color: var(--color-celadon);
  margin: 0;
  line-height: 1;
}

/* Home specific */
.home-flagship {
  padding: var(--space-2xl) 0;
}

.home-flagship__grid {
  display: grid;
  gap: var(--space-xl);
  align-items: center;
}

@media (min-width: 800px) {
  .home-flagship__grid {
    grid-template-columns: 1fr 1fr;
  }
}

.checklist {
  list-style: none;
  padding: 0;
}

.checklist li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.65rem;
}

.checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 0.55rem;
  height: 0.55rem;
  background: var(--color-celadon);
  border-radius: 1px;
}

.about-people {
  display: grid;
  gap: var(--space-lg);
}

@media (min-width: 700px) {
  .about-people {
    grid-template-columns: repeat(2, 1fr);
  }
}

.person {
  display: grid;
  gap: var(--space-md);
}

@media (min-width: 500px) {
  .person {
    grid-template-columns: 140px 1fr;
  }
}

.person__img {
  width: 140px;
  height: 140px;
  overflow: hidden;
  border-radius: var(--radius);
}

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

.person__role {
  font-size: 0.9rem;
  color: var(--color-celadon);
  margin-bottom: var(--space-xs);
}