/* Networkedecosystems — usable, memorable editorial theme */
:root {
  --ink: #1e2a24;
  --ink-soft: #3d4a42;
  --paper: #eef1ee;
  --paper-deep: #dde3dd;
  --surface: #f7f9f7;
  --accent: #0f5c4c;
  --accent-hover: #0a4438;
  --gold: #c9a227;
  --line: rgba(30, 42, 36, 0.14);
  --danger: #8b2e2e;
  --ok: #0f5c4c;
  --font-display: "Hahmlet", "Apple SD Gothic Neo", serif;
  --font-body: "IBM Plex Sans KR", "Apple SD Gothic Neo", sans-serif;
  --space: clamp(1rem, 2vw, 1.5rem);
  --wide: 72rem;
  --radius: 2px;
  --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(--ink);
  background:
    radial-gradient(ellipse 80% 50% at 10% -10%, rgba(15, 92, 76, 0.08), transparent 50%),
    radial-gradient(ellipse 60% 40% at 100% 0%, rgba(201, 162, 39, 0.1), transparent 45%),
    linear-gradient(180deg, var(--paper) 0%, var(--paper-deep) 100%);
  background-attachment: fixed;
  min-height: 100vh;
}

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

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

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

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

.wrap {
  width: min(100% - 2 * var(--space), var(--wide));
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(247, 249, 247, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.site-header__inner {
  width: min(100% - 2 * var(--space), var(--wide));
  margin-inline: auto;
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.site-header__brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -0.02em;
}

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

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

.site-header__toggle-bar {
  display: block;
  width: 1.4rem;
  height: 2px;
  background: var(--ink);
}

.site-nav__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

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

.site-nav__link:hover,
.site-nav__link.is-active {
  color: var(--accent);
}

@media (max-width: 880px) {
  .site-header__toggle {
    display: flex;
  }

  .site-nav {
    position: absolute;
    inset: var(--header-h) 0 auto;
    background: var(--surface);
    border-bottom: 1px solid var(--line);
    padding: 1rem var(--space) 1.25rem;
    display: none;
  }

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

  .site-nav__list {
    flex-direction: column;
    gap: 0.75rem;
  }
}

@keyframes fade-down {
  from {
    opacity: 0;
    transform: translateY(-0.4rem);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(1rem);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes soft-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.7rem 1.25rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.btn--primary {
  background: var(--accent);
  color: #f7f9f7;
}

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

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

.btn--ghost:hover {
  background: var(--ink);
  color: var(--surface);
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

/* Hero — full bleed */
.hero {
  position: relative;
  min-height: calc(100vh - var(--header-h));
  display: grid;
  align-items: end;
  color: #f4f7f5;
  overflow: hidden;
}

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

.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: soft-in 1.2s var(--ease);
}

.hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(120deg, rgba(15, 30, 24, 0.82) 0%, rgba(15, 30, 24, 0.45) 55%, rgba(15, 30, 24, 0.25) 100%),
    linear-gradient(to top, rgba(15, 30, 24, 0.75), transparent 45%);
}

.hero__content {
  position: relative;
  z-index: 1;
  width: min(100% - 2 * var(--space), var(--wide));
  margin: 0 auto;
  padding: clamp(3rem, 8vw, 6rem) 0 clamp(2.5rem, 6vw, 4rem);
  max-width: 38rem;
  margin-left: max(var(--space), calc((100% - var(--wide)) / 2));
  animation: rise 0.9s var(--ease) 0.15s both;
}

.hero__brand {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6vw, 3.8rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin: 0 0 1rem;
  color: #f7f9f7;
}

.hero__lead {
  margin: 0;
  font-size: clamp(1.05rem, 2vw, 1.2rem);
  line-height: 1.65;
  color: rgba(247, 249, 247, 0.9);
  max-width: 32rem;
}

.hero .btn--primary {
  background: var(--gold);
  color: var(--ink);
}

.hero .btn--primary:hover {
  background: #b8911f;
  color: var(--ink);
}

.hero .btn--ghost {
  border-color: rgba(247, 249, 247, 0.7);
  color: #f7f9f7;
}

.hero .btn--ghost:hover {
  background: #f7f9f7;
  color: var(--ink);
}

/* Sections */
.section {
  padding: clamp(3rem, 7vw, 5rem) 0;
}

.section--tight {
  padding: clamp(2rem, 5vw, 3.5rem) 0;
}

.section__eyebrow {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 0.5rem;
}

.section__title {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3.5vw, 2.35rem);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin: 0 0 0.75rem;
}

.section__lede {
  margin: 0 0 2rem;
  color: var(--ink-soft);
  max-width: 38rem;
}

.page-hero {
  padding: clamp(2.5rem, 6vw, 4rem) 0 clamp(1.5rem, 3vw, 2rem);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.35), transparent);
}

.page-hero__title {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  margin: 0 0 0.75rem;
  letter-spacing: -0.02em;
}

.page-hero__lede {
  margin: 0;
  max-width: 40rem;
  color: var(--ink-soft);
}

/* Offer list — no heavy cards; rule-separated */
.offer-list {
  display: grid;
  gap: 0;
}

.offer-list__item {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.4fr);
  gap: 1.5rem 2rem;
  padding: 1.75rem 0;
  border-top: 1px solid var(--line);
  align-items: start;
}

.offer-list__item:last-child {
  border-bottom: 1px solid var(--line);
}

.offer-list__media img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(0.92);
}

.offer-list__title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  margin: 0 0 0.5rem;
}

.offer-list__title a {
  color: inherit;
  text-decoration: none;
}

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

.offer-list__meta {
  font-size: 0.9rem;
  color: var(--accent);
  font-weight: 500;
  margin: 0 0 0.5rem;
}

.offer-list__text {
  margin: 0 0 0.75rem;
  color: var(--ink-soft);
}

@media (max-width: 720px) {
  .offer-list__item {
    grid-template-columns: 1fr;
  }
}

/* Split / prose */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
}

.split img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

@media (max-width: 720px) {
  .split {
    grid-template-columns: 1fr;
  }
}

.prose {
  max-width: 42rem;
}

.prose h2,
.prose h3 {
  font-family: var(--font-display);
  letter-spacing: -0.02em;
  margin: 2rem 0 0.75rem;
}

.prose p,
.prose li {
  color: var(--ink-soft);
}

.prose ul {
  padding-left: 1.2rem;
}

.prose--wide {
  max-width: 48rem;
}

/* Steps */
.steps {
  display: grid;
  gap: 1.25rem;
  counter-reset: step;
}

.steps__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 1rem 0;
  border-top: 1px solid var(--line);
  animation: rise 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 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--gold);
  font-weight: 600;
  line-height: 1;
  min-width: 2rem;
}

.steps__title {
  font-weight: 600;
  margin: 0 0 0.25rem;
}

.steps__text {
  margin: 0;
  color: var(--ink-soft);
}

/* Quotes / reviews */
.quote-block {
  padding: 1.5rem 0;
  border-top: 1px solid var(--line);
}

.quote-block blockquote {
  margin: 0 0 0.75rem;
  font-size: 1.05rem;
  quotes: none;
}

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

.quote-block__service {
  display: block;
  font-size: 0.85rem;
  color: var(--accent);
  margin-top: 0.25rem;
}

.story {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 2px solid var(--accent);
}

.story__title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin: 0 0 1rem;
}

/* Pricing table-like */
.rate-table {
  width: 100%;
  border-collapse: collapse;
}

.rate-table th,
.rate-table td {
  text-align: left;
  padding: 1rem 0.75rem 1rem 0;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.rate-table th {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
}

.rate-note {
  margin-top: 1.5rem;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

/* Blog */
.post-grid {
  display: grid;
  gap: 2rem 1.5rem;
  grid-template-columns: repeat(auto-fill, minmax(16rem, 1fr));
}

.post-teaser__img {
  aspect-ratio: 16 / 10;
  object-fit: cover;
  margin-bottom: 0.75rem;
}

.post-teaser__title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  margin: 0 0 0.4rem;
}

.post-teaser__title a {
  color: inherit;
  text-decoration: none;
}

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

.post-teaser__meta {
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin: 0 0 0.4rem;
}

.post-teaser__excerpt {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.post-cover {
  width: 100%;
  max-height: 28rem;
  object-fit: cover;
  margin: 1.5rem 0 2rem;
}

/* Forms */
.form {
  max-width: 36rem;
  display: grid;
  gap: 1.1rem;
}

.form__label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.35rem;
  font-size: 0.95rem;
}

.form__hint {
  display: block;
  font-weight: 400;
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin-top: 0.2rem;
}

.form__input,
.form__select,
.form__textarea {
  width: 100%;
  padding: 0.7rem 0.8rem;
  font: inherit;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

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

.form__input:focus,
.form__select:focus,
.form__textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.form__error {
  display: none;
  color: var(--danger);
  font-size: 0.88rem;
  margin-top: 0.3rem;
}

.form__field.is-invalid .form__error {
  display: block;
}

.form__field.is-invalid .form__input,
.form__field.is-invalid .form__select,
.form__field.is-invalid .form__textarea {
  border-color: var(--danger);
}

.form__status {
  display: none;
  padding: 0.85rem 1rem;
  border: 1px solid var(--line);
  background: var(--surface);
}

.form__status.is-visible {
  display: block;
}

.form__status.is-success {
  border-color: var(--ok);
  color: var(--ok);
}

.form__status.is-error {
  border-color: var(--danger);
  color: var(--danger);
}

.contact-aside {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}

.contact-aside p {
  margin: 0.35rem 0;
}

/* Legal */
.legal h2 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  margin: 2rem 0 0.75rem;
}

.legal table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  margin: 1rem 0;
}

.legal th,
.legal td {
  border: 1px solid var(--line);
  padding: 0.6rem 0.75rem;
  text-align: left;
  vertical-align: top;
}

.legal th {
  background: rgba(15, 92, 76, 0.06);
}

/* Cookie banner */
.cookie-banner {
  position: fixed;
  z-index: 50;
  inset: auto 0 0;
  padding: 1rem;
  background: var(--ink);
  color: #eef1ee;
  animation: fade-down 0.4s var(--ease);
}

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

.cookie-banner__inner {
  width: min(100%, var(--wide));
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
}

.cookie-banner__text {
  margin: 0;
  flex: 1 1 16rem;
  font-size: 0.92rem;
  line-height: 1.55;
}

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

.cookie-banner .btn--ghost {
  border-color: rgba(238, 241, 238, 0.55);
  color: #eef1ee;
}

.cookie-banner .btn--ghost:hover {
  background: #eef1ee;
  color: var(--ink);
}

.cookie-banner .btn--primary {
  background: var(--gold);
  color: var(--ink);
}

/* Footer */
.site-footer {
  margin-top: 3rem;
  padding: 2.5rem 0 2rem;
  border-top: 1px solid var(--line);
  background: rgba(30, 42, 36, 0.04);
}

.site-footer__inner {
  width: min(100% - 2 * var(--space), var(--wide));
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 1.5rem;
}

.site-footer__name {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  margin: 0 0 0.35rem;
}

.site-footer__tag {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.site-footer__contact p {
  margin: 0.25rem 0;
  font-size: 0.92rem;
  word-break: break-word;
}

.site-footer__legal {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

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

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

.site-footer__copy {
  width: min(100% - 2 * var(--space), var(--wide));
  margin: 1.5rem auto 0;
  font-size: 0.85rem;
  color: var(--ink-soft);
}

@media (max-width: 720px) {
  .site-footer__inner {
    grid-template-columns: 1fr;
  }
}

/* 404 */
.error-page {
  min-height: 60vh;
  display: grid;
  place-content: center;
  text-align: center;
  padding: 3rem var(--space);
}

.error-page h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  margin: 0 0 0.75rem;
}

/* Detail meta */
.meta-list {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0;
  display: grid;
  gap: 0.75rem;
}

.meta-list li {
  padding: 0.75rem 0;
  border-top: 1px solid var(--line);
}

.meta-list strong {
  display: block;
  font-size: 0.85rem;
  color: var(--accent);
  margin-bottom: 0.2rem;
}

.feature-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding: 1.5rem 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.feature-strip h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin: 0 0 0.4rem;
}

.feature-strip p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

@media (max-width: 720px) {
  .feature-strip {
    grid-template-columns: 1fr;
  }
}

.cta-band {
  background: var(--ink);
  color: #eef1ee;
  padding: clamp(2.5rem, 5vw, 3.5rem) 0;
  margin-top: 1rem;
}

.cta-band .section__title {
  color: #f7f9f7;
}

.cta-band .section__lede {
  color: rgba(238, 241, 238, 0.82);
}

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

.include-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

@media (max-width: 640px) {
  .include-grid {
    grid-template-columns: 1fr;
  }
}

.include-grid h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin: 0 0 0.75rem;
}

.include-grid ul {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--ink-soft);
}