:root {
  --color-ink: #152028;
  --color-ink-soft: #3a4a55;
  --color-paper: #f2f5f7;
  --color-paper-deep: #e4ebef;
  --color-harbor: #0b3d4a;
  --color-harbor-mid: #145566;
  --color-cargo: #b85a2a;
  --color-cargo-soft: #d47845;
  --color-line: #c5d0d6;
  --color-white: #ffffff;
  --color-error: #8b2e2e;
  --color-ok: #1f5c45;
  --font-display: "Noto Serif KR", serif;
  --font-body: "IBM Plex Sans KR", sans-serif;
  --space-xs: 0.35rem;
  --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(11, 61, 74, 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:
    linear-gradient(180deg, rgba(228, 235, 239, 0.9), rgba(242, 245, 247, 0.95)),
    repeating-linear-gradient(
      -12deg,
      transparent,
      transparent 11px,
      rgba(11, 61, 74, 0.015) 11px,
      rgba(11, 61, 74, 0.015) 12px
    );
  background-color: var(--color-paper);
  min-height: 100vh;
}

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

a {
  color: var(--color-harbor-mid);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

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

h1,
h2,
h3,
.h-display {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--color-harbor);
}

h1 {
  font-size: clamp(2rem, 4.5vw, 3.35rem);
  margin: 0 0 var(--space-md);
}

h2 {
  font-size: clamp(1.55rem, 3vw, 2.15rem);
  margin: 0 0 var(--space-sm);
}

h3 {
  font-size: 1.25rem;
  margin: 0 0 var(--space-xs);
}

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

ul,
ol {
  margin: 0 0 var(--space-md);
  padding-left: 1.2rem;
}

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

.main {
  padding-top: var(--header-h);
}

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

.wrap--narrow {
  width: min(100% - 2rem, 44rem);
}

/* Header */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 40;
  height: var(--header-h);
  background: rgba(242, 245, 247, 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;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.site-header__brand {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-harbor);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.site-header__toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--color-line);
  width: 2.75rem;
  height: 2.75rem;
  border-radius: var(--radius);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
}

.site-header__toggle-bar {
  display: block;
  width: 1.1rem;
  height: 2px;
  background: var(--color-harbor);
}

.site-nav__list {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 0;
  padding: 0;
}

.site-nav a {
  text-decoration: none;
  color: var(--color-ink-soft);
  font-size: 0.95rem;
  font-weight: 500;
}

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

.site-nav__cta {
  display: inline-block;
  padding: 0.45rem 0.9rem;
  background: var(--color-harbor);
  color: var(--color-white) !important;
  border-radius: var(--radius);
}

.site-nav__cta:hover {
  background: var(--color-cargo);
}

@media (max-width: 920px) {
  .site-header__toggle {
    display: inline-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;
  }

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.75rem 1.35rem;
  font-family: var(--font-body);
  font-size: 0.98rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease), color 0.25s var(--ease);
}

.btn:hover {
  transform: translateY(-1px);
}

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

.btn--primary:hover {
  background: var(--color-cargo);
  color: var(--color-white);
}

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

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

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

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

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

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

.hero__shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(100deg, rgba(11, 61, 74, 0.88) 0%, rgba(11, 61, 74, 0.55) 48%, rgba(21, 32, 40, 0.35) 100%),
    linear-gradient(0deg, rgba(11, 61, 74, 0.75), transparent 55%);
}

.hero__content {
  position: relative;
  z-index: 1;
  width: min(100% - 2rem, var(--max));
  margin: 0 auto;
  padding: var(--space-2xl) 0 var(--space-xl);
  max-width: 38rem;
  margin-left: max(1rem, calc((100% - var(--max)) / 2));
  animation: rise-in 0.9s var(--ease) both;
}

.hero__brand {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 700;
  margin: 0 0 var(--space-sm);
  color: var(--color-white);
  letter-spacing: -0.03em;
}

.hero__lead {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--space-lg);
}

.hero h1 {
  color: var(--color-white);
  font-size: clamp(1.35rem, 2.6vw, 1.85rem);
  font-weight: 500;
  font-family: var(--font-body);
  max-width: 28ch;
}

@keyframes hero-drift {
  from {
    transform: scale(1.05) translateY(0);
  }
  to {
    transform: scale(1.12) translateY(-1.5%);
  }
}

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(1.25rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

.section--alt {
  background: rgba(255, 255, 255, 0.55);
  border-block: 1px solid var(--color-line);
}

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

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

.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-cargo);
  margin-bottom: var(--space-xs);
}

/* Offer list (not card-heavy) */
.offer-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--color-line);
}

.offer-list__item {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.4fr);
  gap: var(--space-lg);
  align-items: center;
  padding: var(--space-lg) 0;
  border-bottom: 1px solid var(--color-line);
}

.offer-list__item img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.02);
}

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

@media (max-width: 760px) {
  .offer-list__item {
    grid-template-columns: 1fr;
  }
}

/* Split */
.split {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-xl);
  align-items: center;
}

.split img {
  width: 100%;
  aspect-ratio: 5 / 4;
  object-fit: cover;
}

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

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

.quote-block p {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--color-harbor);
}

.quote-block cite {
  font-style: normal;
  font-size: 0.92rem;
  color: var(--color-ink-soft);
}

/* Page hero (inner) */
.page-hero {
  padding: var(--space-xl) 0 var(--space-lg);
  background:
    linear-gradient(135deg, rgba(11, 61, 74, 0.08), transparent 55%),
    linear-gradient(0deg, var(--color-paper-deep), var(--color-paper));
  border-bottom: 1px solid var(--color-line);
}

.page-hero--media {
  position: relative;
  min-height: 42vh;
  display: flex;
  align-items: flex-end;
  color: var(--color-white);
  overflow: hidden;
}

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

.page-hero--media .page-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-hero--media .page-hero__shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(11, 61, 74, 0.9), rgba(11, 61, 74, 0.35));
}

.page-hero--media .wrap {
  position: relative;
  z-index: 1;
  padding-bottom: var(--space-xl);
}

.page-hero--media h1 {
  color: var(--color-white);
}

.page-hero--media p {
  color: rgba(255, 255, 255, 0.88);
  max-width: 36rem;
}

/* Process steps */
.steps {
  counter-reset: step;
  display: grid;
  gap: var(--space-md);
}

.steps__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-line);
  animation: rise-in 0.7s var(--ease) both;
}

.steps__item:nth-child(2) {
  animation-delay: 0.08s;
}
.steps__item:nth-child(3) {
  animation-delay: 0.16s;
}
.steps__item:nth-child(4) {
  animation-delay: 0.24s;
}

.steps__num {
  counter-increment: step;
  font-family: var(--font-display);
  font-size: 1.75rem;
  color: var(--color-cargo);
  min-width: 2.5rem;
}

.steps__num::before {
  content: counter(step, decimal-leading-zero);
}

/* Pricing */
.rate-table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-lg) 0;
}

.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-weight: 600;
  color: var(--color-harbor);
  width: 32%;
}

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

.note-list article {
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-line);
}

/* Reviews */
.review-grid {
  display: grid;
  gap: var(--space-lg);
}

.review-grid blockquote {
  margin: 0;
  padding: var(--space-md) 0;
  border-top: 1px solid var(--color-line);
}

.review-grid blockquote p {
  font-size: 1.05rem;
}

.review-grid footer {
  font-size: 0.92rem;
  color: var(--color-ink-soft);
}

.story {
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 2px solid var(--color-harbor);
}

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

.post-list__item {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.3fr);
  gap: var(--space-lg);
  align-items: start;
}

.post-list__item img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.post-meta {
  font-size: 0.88rem;
  color: var(--color-ink-soft);
  margin-bottom: var(--space-xs);
}

.prose {
  max-width: 42rem;
}

.prose h2 {
  margin-top: var(--space-xl);
}

.tag {
  display: inline-block;
  margin-right: 0.4rem;
  font-size: 0.8rem;
  color: var(--color-cargo);
}

@media (max-width: 760px) {
  .post-list__item {
    grid-template-columns: 1fr;
  }
}

/* Forms */
.form {
  display: grid;
  gap: var(--space-md);
  max-width: 36rem;
}

.form__field {
  display: grid;
  gap: 0.35rem;
}

.form__field label {
  font-weight: 600;
  font-size: 0.95rem;
}

.form__field input,
.form__field select,
.form__field textarea {
  font: inherit;
  padding: 0.7rem 0.8rem;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  background: var(--color-white);
  color: var(--color-ink);
}

.form__field textarea {
  min-height: 9rem;
  resize: vertical;
}

.form__field input:focus,
.form__field select:focus,
.form__field textarea:focus {
  outline: 2px solid rgba(11, 61, 74, 0.35);
  border-color: var(--color-harbor);
}

.form__error {
  color: var(--color-error);
  font-size: 0.88rem;
  min-height: 1.2em;
}

.form__status {
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius);
  display: none;
}

.form__status.is-success {
  display: block;
  background: rgba(31, 92, 69, 0.12);
  color: var(--color-ok);
  border: 1px solid rgba(31, 92, 69, 0.3);
}

.form__status.is-error {
  display: block;
  background: rgba(139, 46, 46, 0.1);
  color: var(--color-error);
  border: 1px solid rgba(139, 46, 46, 0.25);
}

.contact-aside {
  margin-top: var(--space-xl);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-line);
}

.contact-aside p {
  margin-bottom: 0.4rem;
}

/* Footer */
.site-footer {
  margin-top: var(--space-2xl);
  padding: var(--space-xl) 0 var(--space-lg);
  background: var(--color-harbor);
  color: rgba(255, 255, 255, 0.88);
}

.site-footer a {
  color: rgba(255, 255, 255, 0.92);
}

.site-footer__inner {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: var(--space-lg);
}

.site-footer__name {
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: var(--color-white);
  margin-bottom: var(--space-xs);
}

.site-footer__tag {
  color: rgba(255, 255, 255, 0.7);
}

.site-footer__nav {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.site-footer__nav a {
  text-decoration: none;
}

.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(255, 255, 255, 0.15);
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.65);
}

@media (max-width: 800px) {
  .site-footer__inner {
    grid-template-columns: 1fr;
  }
}

/* Cookie banner */
.cookie-banner {
  position: fixed;
  inset: auto 0 0;
  z-index: 50;
  background: var(--color-ink);
  color: var(--color-paper);
  padding: var(--space-md);
  box-shadow: var(--shadow-soft);
}

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

.cookie-banner__inner {
  width: min(100% - 0.5rem, 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 16rem;
  font-size: 0.95rem;
}

.cookie-banner a {
  color: var(--color-cargo-soft);
}

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

.cookie-banner .btn--ghost {
  color: var(--color-paper);
  border-color: rgba(255, 255, 255, 0.35);
}

/* Legal */
.legal h2 {
  margin-top: var(--space-xl);
}

.legal table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
  margin: var(--space-md) 0;
}

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

.legal th {
  background: rgba(11, 61, 74, 0.06);
}

/* 404 */
.error-page {
  min-height: 60vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: var(--space-2xl) 1rem;
}

/* Detail lists */
.detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-lg);
  margin: var(--space-lg) 0;
}

@media (max-width: 700px) {
  .detail-grid {
    grid-template-columns: 1fr;
  }
}

.detail-grid h3 {
  color: var(--color-harbor);
}

.cta-band {
  margin: var(--space-xl) 0 0;
  padding: var(--space-lg);
  background: linear-gradient(120deg, var(--color-harbor), var(--color-harbor-mid));
  color: var(--color-white);
}

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

.cta-band p {
  color: rgba(255, 255, 255, 0.88);
}

.cta-band .btn--primary {
  background: var(--color-cargo);
}

.cta-band .btn--ghost {
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.4);
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}