:root {
  --ink: #13161f;
  --muted: #606a78;
  --line: #dce3ea;
  --paper: #f7f8f5;
  --white: #ffffff;
  --green: #1f8a63;
  --green-dark: #0f5b43;
  --aqua: #2aa7a1;
  --amber: #d78a28;
  --charcoal: #182028;
  --radius: 8px;
  --shadow: 0 24px 70px rgba(19, 22, 31, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family:
    "Pretendard Variable",
    Pretendard,
    "Noto Sans KR",
    "Apple SD Gothic Neo",
    "Malgun Gothic",
    system-ui,
    sans-serif;
  line-height: 1.6;
  word-break: keep-all;
  overflow-wrap: break-word;
}

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

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

.nowrap {
  white-space: nowrap;
}

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

.site-header {
  position: fixed;
  z-index: 50;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px clamp(18px, 4vw, 56px);
  color: var(--white);
  transition:
    background 0.2s ease,
    color 0.2s ease,
    box-shadow 0.2s ease;
}

.site-header.is-scrolled {
  color: var(--ink);
  background: rgba(247, 248, 245, 0.92);
  box-shadow: 0 1px 0 rgba(19, 22, 31, 0.08);
  backdrop-filter: blur(18px);
}

.brand,
.nav {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-mark {
  display: block;
  flex: 0 0 38px;
  width: 38px;
  height: 38px;
  overflow: hidden;
  border-radius: 8px;
  background: #101820;
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.18);
}

.brand-mark img {
  width: 100%;
  height: 100%;
}

.nav {
  gap: 26px;
  font-size: 15px;
  font-weight: 700;
}

.nav a:not(.nav-cta) {
  opacity: 0.84;
}

.nav a:hover {
  opacity: 1;
}

.nav-cta {
  padding: 10px 16px;
  color: var(--ink);
  background: var(--white);
  border-radius: 8px;
}

.site-header.is-scrolled .nav-cta {
  color: var(--white);
  background: var(--ink);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid currentColor;
  border-radius: 8px;
  color: inherit;
  background: transparent;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: currentColor;
}

.hero {
  position: relative;
  min-height: 64vh;
  overflow: hidden;
  padding: 118px clamp(20px, 6vw, 84px) 48px;
  color: var(--white);
  background: #101820;
}

.hero::after {
  position: absolute;
  inset: 0;
  content: "";
  background:
    linear-gradient(120deg, rgba(16, 24, 32, 0.98) 0%, rgba(16, 24, 32, 0.9) 62%, rgba(31, 138, 99, 0.18) 100%),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.035) 0 1px, transparent 1px 88px);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 760px;
}

.eyebrow,
.section-kicker,
.tag,
.package {
  margin: 0 0 14px;
  color: var(--green);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: #88dfca;
}

.hero h1,
.section-heading h2,
.cta-section h2 {
  margin: 0;
  letter-spacing: 0;
  line-height: 1.08;
}

.hero h1 {
  max-width: 780px;
  font-size: clamp(44px, 6.2vw, 76px);
}

.hero-copy {
  max-width: 560px;
  margin: 26px 0 0;
  color: rgba(255, 255, 255, 0.84);
  font-size: clamp(17px, 2vw, 21px);
}

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

.hero-actions {
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  gap: 10px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 900;
  transition:
    transform 0.18s ease,
    border-color 0.18s ease,
    background 0.18s ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button.primary {
  color: var(--white);
  background: var(--green);
}

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

.button.ghost {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.36);
  background: rgba(255, 255, 255, 0.08);
}

.section {
  max-width: 1160px;
  margin: 0 auto;
  padding: 112px clamp(18px, 4vw, 32px) 0;
  scroll-margin-top: 92px;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(280px, 0.65fr);
  gap: 42px;
  align-items: start;
  margin-bottom: 38px;
}

.section-heading h2,
.cta-section h2 {
  font-size: clamp(32px, 4.7vw, 58px);
}

.section-heading p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 17px;
}

.principles,
.service-grid,
.review-grid,
.pricing-grid,
.faq-grid {
  display: grid;
  gap: 16px;
}

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

.principles article,
.service-grid article,
.pricing-grid article,
.review-grid figure,
.faq-grid article,
.work-list {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

.principles article,
.service-grid article,
.pricing-grid article,
.faq-grid article {
  padding: 28px;
}

.principles span,
.service-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  margin-bottom: 30px;
  border-radius: 8px;
  color: var(--green-dark);
  background: #dff3e9;
  font-size: 13px;
  font-weight: 900;
}

h3 {
  margin: 0;
  letter-spacing: 0;
  line-height: 1.22;
}

.principles h3,
.service-grid h3,
.work-card h3,
.timeline h3,
.faq-grid h3,
.work-list h3 {
  font-size: 22px;
}

.principles p,
.service-grid p,
.work-card p,
.timeline p,
.pricing-grid p,
.faq-grid p,
.work-list p {
  margin: 14px 0 0;
  color: var(--muted);
}

.service-grid {
  grid-template-columns: repeat(4, 1fr);
}

.service-grid article:nth-child(2) .service-icon {
  color: #7a4d0c;
  background: #f8e8cd;
}

.service-grid article:nth-child(3) .service-icon {
  color: #0f5b56;
  background: #d9f0ef;
}

.service-grid article:nth-child(4) .service-icon {
  color: #653a29;
  background: #f0dfd8;
}

.work-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

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

.work-card img {
  width: 100%;
  aspect-ratio: 1.58 / 1;
  object-fit: cover;
  background: #151c24;
}

.work-card div {
  padding: 24px;
}

.work-card .tag {
  margin-bottom: 10px;
  color: var(--amber);
  letter-spacing: 0;
  text-transform: none;
}

.work-list {
  margin-top: 20px;
  padding: 28px;
}

.review-captures,
.review-grid {
  grid-template-columns: repeat(4, 1fr);
}

.review-captures {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  align-items: start;
  margin-bottom: 18px;
}

.review-captures figure {
  overflow: hidden;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 14px 36px rgba(19, 22, 31, 0.08);
}

.review-capture-button {
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: zoom-in;
}

.review-captures img {
  width: 100%;
  height: auto;
  background: var(--white);
  transition: transform 0.18s ease;
}

.review-capture-button:hover img,
.review-capture-button:focus-visible img {
  transform: scale(1.015);
}

.review-capture-button:focus-visible {
  outline: 3px solid var(--aqua);
  outline-offset: -3px;
}

.review-captures figcaption {
  padding: 16px 18px;
  color: var(--ink);
  border-top: 1px solid var(--line);
  font-size: 14px;
  font-weight: 900;
}

.review-grid figure {
  margin: 0;
  padding: 26px;
}

.review-grid blockquote {
  margin: 0;
  font-size: 17px;
  font-weight: 800;
  line-height: 1.55;
}

.review-grid figcaption {
  margin-top: 20px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
}

body.is-lightbox-open {
  overflow: hidden;
}

.image-lightbox {
  position: fixed;
  z-index: 1000;
  inset: 0;
  display: grid;
  place-items: center;
  padding: clamp(18px, 4vw, 42px);
  background: rgba(16, 24, 32, 0.82);
  backdrop-filter: blur(10px);
}

.image-lightbox[hidden] {
  display: none;
}

.image-lightbox-panel {
  width: min(1040px, 94vw);
  max-height: 92vh;
  margin: 0;
  text-align: center;
}

.image-lightbox-panel img {
  width: 100%;
  height: auto;
  max-width: 100%;
  max-height: calc(92vh - 76px);
  margin: 0 auto;
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 26px 80px rgba(0, 0, 0, 0.36);
  object-fit: contain;
}

.image-lightbox-panel figcaption {
  margin-top: 14px;
  color: var(--white);
  font-size: 15px;
  font-weight: 900;
}

.image-lightbox-close {
  position: fixed;
  top: 18px;
  right: 18px;
  display: grid;
  width: 46px;
  height: 46px;
  place-items: center;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.36);
  border-radius: 8px;
  color: var(--white);
  background: rgba(16, 24, 32, 0.68);
  font-size: 30px;
  line-height: 1;
  cursor: pointer;
}

.image-lightbox-close:focus-visible {
  outline: 3px solid #88dfca;
  outline-offset: 3px;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.timeline li {
  position: relative;
  min-height: 230px;
  padding: 28px;
  border-radius: var(--radius);
  color: var(--white);
  background: var(--charcoal);
}

.timeline span {
  display: inline-flex;
  width: 38px;
  height: 38px;
  align-items: center;
  justify-content: center;
  margin-bottom: 44px;
  border: 1px solid rgba(255, 255, 255, 0.36);
  border-radius: 8px;
  font-weight: 900;
}

.timeline p {
  color: rgba(255, 255, 255, 0.7);
}

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

.faq-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.pricing-grid article {
  min-height: 220px;
}

.pricing-grid h3 {
  font-size: 34px;
}

.pricing-grid .is-featured {
  color: var(--white);
  background: var(--green-dark);
  border-color: var(--green-dark);
}

.pricing-grid .is-featured .package,
.pricing-grid .is-featured p {
  color: rgba(255, 255, 255, 0.76);
}

.cta-section {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 30px;
  align-items: end;
  max-width: 1160px;
  margin: 112px auto 0;
  padding: 54px clamp(18px, 4vw, 42px);
  border-radius: 8px;
  color: var(--white);
  background: #e6a43f;
}

.cta-section .eyebrow {
  color: rgba(19, 22, 31, 0.72);
}

.cta-section p:not(.eyebrow) {
  max-width: 680px;
  margin: 20px 0 0;
  color: rgba(19, 22, 31, 0.74);
  font-size: 18px;
  font-weight: 700;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  max-width: 1160px;
  margin: 0 auto;
  padding: 38px clamp(18px, 4vw, 32px) 44px;
  color: var(--muted);
  font-size: 14px;
}

.site-footer p {
  margin: 0;
}

.site-footer a {
  color: var(--ink);
  font-weight: 900;
}

@media (max-width: 980px) {
  .nav-toggle {
    display: block;
  }

  .nav {
    position: absolute;
    top: 74px;
    left: 18px;
    right: 18px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px;
    color: var(--ink);
    background: var(--white);
    border-radius: 8px;
    box-shadow: var(--shadow);
  }

  .nav.is-open {
    display: flex;
  }

  .nav a {
    padding: 14px;
  }

  .nav-cta,
  .site-header.is-scrolled .nav-cta {
    color: var(--white);
    background: var(--ink);
  }

  .hero {
    min-height: 66svh;
    padding-top: 112px;
  }

  .hero::after {
    background:
      linear-gradient(180deg, rgba(16, 24, 32, 0.98) 0%, rgba(16, 24, 32, 0.92) 72%, rgba(31, 138, 99, 0.2) 100%),
      repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.035) 0 1px, transparent 1px 70px);
  }

  .section-heading,
  .cta-section {
    grid-template-columns: 1fr;
  }

  .principles,
  .service-grid,
  .review-captures,
  .review-grid,
  .timeline,
  .faq-grid,
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 640px) {
  .site-header {
    padding: 14px 16px;
  }

  .brand {
    font-size: 15px;
  }

  .hero {
    min-height: auto;
    padding: 104px 18px 44px;
  }

  .hero h1 {
    font-size: 44px;
  }

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

  .principles,
  .service-grid,
  .review-captures,
  .review-grid,
  .timeline,
  .faq-grid,
  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .section {
    padding-top: 78px;
  }

  .section-heading {
    gap: 18px;
    margin-bottom: 26px;
  }

  .section-heading h2,
  .cta-section h2 {
    font-size: 34px;
  }

  .work-card div,
  .principles article,
  .service-grid article,
  .pricing-grid article,
  .faq-grid article,
  .review-grid figure,
  .work-list {
    padding: 22px;
  }

  .timeline li {
    min-height: auto;
  }

  .timeline span {
    margin-bottom: 26px;
  }

  .cta-section {
    margin-top: 78px;
    border-radius: 0;
  }

  .site-footer {
    flex-direction: column;
  }
}