:root {
  --tst-navy: #020f3f;
  --tst-navy-2: #071a4d;
  --tst-blue: #1682c4;
  --tst-green: #4b956f;
  --tst-orange: #ef9a00;
  --tst-ivory: #f7f6f2;
  --tst-paper: #ffffff;
  --tst-ink: #101828;
  --tst-muted: #596273;
  --tst-line: rgba(2, 15, 63, 0.16);
  --tst-shadow: 0 24px 70px rgba(2, 15, 63, 0.14);
  --tst-header: 78px;
}

body.apt44-tricent-active,
.editor-styles-wrapper {
  color: var(--tst-ink);
  background: var(--tst-paper);
  font-family: Pretendard, "Noto Sans KR", "Apple SD Gothic Neo", "Malgun Gothic", system-ui, sans-serif;
  text-rendering: optimizeLegibility;
  word-break: keep-all;
}

body.apt44-tricent-active {
  margin: 0;
  overflow-x: hidden;
}

body.apt44-tricent-active.tst-menu-open {
  overflow: hidden;
}

body.apt44-tricent-active .vm-blank-main,
body.apt44-tricent-active .nv-single-post-wrap,
body.apt44-tricent-active .nv-content-wrap,
body.apt44-tricent-active article {
  margin: 0;
  padding: 0;
  max-width: none;
}

body.apt44-tricent-active .entry-content,
body.apt44-tricent-active .wp-block-group,
body.apt44-tricent-active .wp-block-cover,
body.apt44-tricent-active .wp-block-image,
body.apt44-tricent-active .wp-block-columns,
body.apt44-tricent-active .wp-block-buttons,
.editor-styles-wrapper .tst-shell .wp-block-group,
.editor-styles-wrapper .tst-shell .wp-block-cover,
.editor-styles-wrapper .tst-shell .wp-block-image,
.editor-styles-wrapper .tst-shell .wp-block-columns,
.editor-styles-wrapper .tst-shell .wp-block-buttons {
  margin-block-start: 0;
  margin-block-end: 0;
}

.tst-shell *,
.tst-blog-shell * {
  box-sizing: border-box;
}

.tst-shell img,
.tst-blog-shell img {
  display: block;
  max-width: 100%;
  height: auto;
}

.tst-shell a,
.tst-blog-shell a {
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

.tst-skip-link {
  position: fixed;
  z-index: 10020;
  top: 8px;
  left: 8px;
  padding: 12px 16px;
  color: var(--tst-paper);
  background: var(--tst-navy);
  border-radius: 8px;
  transform: translateY(-150%);
}

.tst-skip-link:focus {
  transform: translateY(0);
}

.tst-header {
  position: fixed;
  z-index: 9990;
  top: 0;
  left: 0;
  right: 0;
  min-height: var(--tst-header);
  color: #fff;
  background: linear-gradient(180deg, rgba(2, 15, 63, 0.92), rgba(2, 15, 63, 0.58) 70%, transparent);
  transition: background 220ms ease, box-shadow 220ms ease, min-height 220ms ease;
}

.admin-bar .tst-header {
  top: 32px;
}

.tst-header.is-scrolled,
.tst-header.is-menu-open,
.tst-header--solid {
  min-height: 66px;
  background: rgba(2, 15, 63, 0.97);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.18);
  backdrop-filter: blur(14px);
}

.tst-header__inner {
  width: min(100% - 40px, 1440px);
  min-height: inherit;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 24px;
}

.tst-brand {
  flex: 0 0 auto;
  color: #fff !important;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.05rem, 1.6vw, 1.45rem);
  font-weight: 700;
  letter-spacing: 0.11em;
  line-height: 1.05;
  text-decoration: none !important;
}

.tst-brand small {
  display: block;
  margin-top: 5px;
  font-family: inherit;
  font-size: 0.52em;
  font-weight: 400;
  letter-spacing: 0.28em;
  opacity: 0.72;
}

.tst-nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: clamp(9px, 1.05vw, 18px);
}

.tst-nav > a {
  position: relative;
  padding: 10px 2px;
  color: rgba(255, 255, 255, 0.9) !important;
  font-size: 0.84rem;
  font-weight: 650;
  white-space: nowrap;
  text-decoration: none !important;
}

.tst-nav > a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 5px;
  left: 0;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
}

.tst-nav > a:hover::after,
.tst-nav > a:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.tst-nav .tst-header-call {
  padding: 9px 12px;
  border: 1px solid rgba(255, 255, 255, 0.48);
  border-radius: 999px;
  font-size: 0.76rem;
}

.tst-nav .tst-header-call::after {
  display: none;
}

.tst-nav .tst-header-call--official {
  color: var(--tst-navy) !important;
  background: #fff;
  border-color: #fff;
}

.tst-menu-toggle {
  display: none;
  min-width: 52px;
  min-height: 52px;
  margin-left: auto;
  padding: 6px 9px;
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 12px;
  font: inherit;
  font-size: 0.72rem;
  font-weight: 800;
  cursor: pointer;
  animation: tst-menu-nudge 4.8s ease-in-out infinite;
}

.tst-menu-toggle__bars {
  display: grid;
  width: 22px;
  gap: 4px;
  margin: 3px auto 0;
}

.tst-menu-toggle__bars i {
  display: block;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform 180ms ease, opacity 180ms ease;
}

.tst-menu-toggle[aria-expanded="true"] .tst-menu-toggle__bars i:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.tst-menu-toggle[aria-expanded="true"] .tst-menu-toggle__bars i:nth-child(2) {
  opacity: 0;
}

.tst-menu-toggle[aria-expanded="true"] .tst-menu-toggle__bars i:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.tst-hero {
  position: relative;
  min-height: 100svh !important;
  isolation: isolate;
  color: #fff;
  background: var(--tst-navy);
}

.tst-hero::before {
  content: "";
  position: absolute;
  z-index: 1;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(2, 15, 63, 0.94) 0%, rgba(2, 15, 63, 0.66) 38%, rgba(2, 15, 63, 0.06) 72%),
    linear-gradient(0deg, rgba(2, 15, 63, 0.74) 0%, transparent 42%);
}

.tst-hero .wp-block-cover__image-background {
  object-position: center center;
}

.tst-hero .wp-block-cover__inner-container {
  position: relative;
  z-index: 2;
  width: min(100% - 40px, 1440px);
  margin: 0 auto;
}

.tst-hero__copy {
  width: min(720px, 100%);
  padding: clamp(150px, 20vh, 250px) 0 clamp(70px, 9vh, 120px);
}

.tst-eyebrow,
.tst-kicker {
  margin: 0 0 18px;
  color: inherit;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}

.tst-hero h1,
.tst-subhero h1,
.tst-blog-masthead h1 {
  margin: 0;
  color: inherit;
  font-size: clamp(3.25rem, 7.6vw, 7.8rem);
  font-weight: 800;
  letter-spacing: -0.075em;
  line-height: 0.93;
}

.tst-hero__tagline {
  max-width: 700px;
  margin: 28px 0 0;
  color: rgba(255, 255, 255, 0.9);
  font-size: clamp(1.02rem, 1.55vw, 1.36rem);
  line-height: 1.8;
}

.tst-contact-rail {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 26px 0 0;
}

.tst-contact-rail a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  padding: 10px 16px;
  color: #fff !important;
  background: rgba(255, 255, 255, 0.11);
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 999px;
  font-size: 0.86rem;
  font-weight: 750;
  text-decoration: none !important;
  backdrop-filter: blur(8px);
}

.tst-contact-rail a:last-child {
  color: var(--tst-navy) !important;
  background: #fff;
}

.tst-hero__actions,
.tst-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.tst-btn > .wp-block-button__link,
a.tst-btn {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 12px 20px;
  color: #fff !important;
  background: var(--tst-navy);
  border: 1px solid var(--tst-navy);
  border-radius: 3px;
  font-size: 0.9rem;
  font-weight: 760;
  line-height: 1.2;
  text-decoration: none !important;
  transition: transform 180ms ease, background 180ms ease, color 180ms ease;
}

.tst-btn > .wp-block-button__link:hover,
a.tst-btn:hover {
  transform: translateY(-2px);
}

.tst-btn--light .wp-block-button__link,
a.tst-btn--light {
  color: var(--tst-navy) !important;
  background: #fff;
  border-color: #fff;
}

.tst-btn--outline .wp-block-button__link,
a.tst-btn--outline {
  color: inherit !important;
  background: transparent;
  border-color: currentColor;
}

.tst-disclaimer,
.tst-source-note {
  margin: 24px 0 0;
  color: inherit;
  font-size: 0.76rem;
  line-height: 1.75;
  opacity: 0.72;
}

.tst-toc-wrap {
  position: sticky;
  z-index: 200;
  top: 66px;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--tst-line);
  backdrop-filter: blur(12px);
}

.admin-bar .tst-toc-wrap {
  top: 98px;
}

.tst-toc {
  width: min(100% - 40px, 1280px);
  margin: 0 auto;
  display: flex;
  gap: 26px;
  overflow-x: auto;
  scrollbar-width: none;
}

.tst-toc::-webkit-scrollbar {
  display: none;
}

.tst-toc a {
  flex: 0 0 auto;
  padding: 17px 0 15px;
  color: var(--tst-navy) !important;
  font-size: 0.82rem;
  font-weight: 720;
  text-decoration: none !important;
  white-space: nowrap;
}

.tst-section,
.tst-blog-section {
  position: relative;
  padding: clamp(84px, 10vw, 160px) 0;
  scroll-margin-top: 128px;
}

.tst-section--tight {
  padding-block: clamp(58px, 7vw, 96px);
}

.tst-section--navy {
  color: #fff;
  background: var(--tst-navy);
}

.tst-section--navy-2 {
  color: #fff;
  background: var(--tst-navy-2);
}

.tst-section--ivory {
  background: var(--tst-ivory);
}

.tst-section--paper {
  background: #fff;
}

.tst-section--blue {
  color: #fff;
  background: linear-gradient(135deg, #071a4d, #0a3763 68%, #0a5477);
}

.tst-container {
  width: min(100% - 40px, 1180px);
  margin: 0 auto;
}

.tst-container--wide {
  width: min(100% - 40px, 1440px);
}

.tst-container--narrow {
  width: min(100% - 40px, 860px);
}

.tst-display {
  max-width: 980px;
  margin: 0;
  color: inherit;
  font-size: clamp(2.25rem, 5.4vw, 5.8rem);
  font-weight: 800;
  letter-spacing: -0.065em;
  line-height: 1.02;
}

.tst-lead {
  max-width: 860px;
  margin: 24px 0 0;
  color: inherit;
  font-size: clamp(1.03rem, 1.7vw, 1.35rem);
  line-height: 1.82;
  opacity: 0.88;
}

.tst-body-copy {
  max-width: 820px;
  margin-top: 22px;
  color: inherit;
  font-size: 1rem;
  line-height: 1.9;
  opacity: 0.86;
}

.tst-split {
  align-items: center !important;
  gap: clamp(38px, 7vw, 100px);
}

.tst-split > .wp-block-column {
  min-width: 0;
}

.tst-media {
  position: relative;
  margin-top: clamp(34px, 5vw, 72px) !important;
  overflow: hidden;
  background: #eef0f4;
  border-radius: 4px;
  box-shadow: var(--tst-shadow);
}

.tst-media img {
  width: 100%;
}

.tst-media--edge {
  border-radius: 0;
}

.tst-media--plan {
  padding: clamp(8px, 1.6vw, 22px);
  background: #fff;
}

.tst-media figcaption {
  margin: 0;
  padding: 12px 16px;
  color: var(--tst-muted);
  background: #fff;
  font-size: 0.78rem;
  line-height: 1.6;
}

.tst-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: clamp(34px, 5vw, 66px) 0 0;
  border-top: 1px solid currentColor;
  border-left: 1px solid currentColor;
  opacity: 0.96;
}

.tst-fact {
  min-height: 146px;
  padding: 24px;
  border-right: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
}

.tst-fact dt {
  margin-bottom: 18px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  opacity: 0.68;
}

.tst-fact dd {
  margin: 0;
  font-size: clamp(1rem, 1.5vw, 1.24rem);
  font-weight: 720;
  line-height: 1.55;
}

.tst-stats {
  margin-top: clamp(34px, 5vw, 66px) !important;
  gap: 0 !important;
  border-top: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
}

.tst-stat {
  min-height: 170px;
  padding: 30px 20px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-right: 1px solid currentColor;
  text-align: center;
}

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

.tst-stat strong {
  color: inherit;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.3rem, 4.5vw, 4.8rem);
  line-height: 1;
}

.tst-stat span {
  margin-top: 12px;
  color: inherit;
  font-size: 0.82rem;
  opacity: 0.7;
}

.tst-card-grid,
.tst-gallery,
.tst-unit-grid,
.tst-link-grid,
.tst-visit-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(16px, 2.2vw, 30px);
  margin-top: clamp(34px, 5vw, 66px);
}

/* Neve adds an inner wrapper to core/group blocks on the public view.
 * Keep the editable block's children as the actual grid items. */
.tst-card-grid > .wp-block-group__inner-container,
.tst-gallery > .wp-block-group__inner-container,
.tst-unit-grid > .wp-block-group__inner-container,
.tst-link-grid > .wp-block-group__inner-container,
.tst-visit-grid > .wp-block-group__inner-container {
  display: contents;
}

.tst-card,
.tst-link-card,
.tst-visit-card {
  position: relative;
  min-width: 0;
  padding: clamp(24px, 3.2vw, 42px);
  color: var(--tst-ink);
  background: #fff;
  border: 1px solid var(--tst-line);
  border-radius: 4px;
  box-shadow: 0 16px 42px rgba(2, 15, 63, 0.07);
}

.tst-card__index {
  display: block;
  margin-bottom: 34px;
  color: var(--tst-blue);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.tst-card h3,
.tst-link-card h3,
.tst-visit-card h3 {
  margin: 0 0 14px;
  color: inherit;
  font-size: clamp(1.2rem, 2vw, 1.7rem);
  line-height: 1.35;
}

.tst-card p,
.tst-link-card p,
.tst-visit-card p {
  margin: 0;
  color: var(--tst-muted);
  line-height: 1.75;
}

.tst-section--navy .tst-card,
.tst-section--blue .tst-card,
.tst-section--navy .tst-link-card,
.tst-section--blue .tst-link-card {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.18);
  box-shadow: none;
}

.tst-section--navy .tst-card p,
.tst-section--blue .tst-card p,
.tst-section--navy .tst-link-card p,
.tst-section--blue .tst-link-card p {
  color: rgba(255, 255, 255, 0.76);
}

.tst-gallery .wp-block-image,
.tst-unit-grid .wp-block-image {
  min-width: 0;
  height: auto;
  margin: 0 !important;
  background: #fff;
  border-radius: 4px;
  overflow: hidden;
  box-shadow: 0 16px 42px rgba(2, 15, 63, 0.09);
}

.tst-gallery .wp-block-image img {
  width: 100%;
  height: 260px;
  object-fit: cover;
}

.tst-gallery .wp-block-image figcaption,
.tst-unit-grid .wp-block-image figcaption {
  margin: 0;
  padding: 13px 16px;
  color: var(--tst-muted);
  background: #fff;
  font-size: 0.78rem;
  line-height: 1.55;
}

.tst-vr-wrap {
  margin-top: clamp(34px, 5vw, 64px);
  overflow: hidden;
  background: #000;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 4px;
  box-shadow: 0 26px 80px rgba(0, 0, 0, 0.28);
}

.tst-vr-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  padding: 10px;
  background: #fff;
}

.tst-vr-tab {
  min-width: 118px;
  min-height: 46px;
  padding: 10px 16px;
  color: var(--tst-navy);
  background: #fff;
  border: 1px solid var(--tst-line);
  font: inherit;
  font-size: 0.88rem;
  font-weight: 760;
  cursor: pointer;
}

.tst-vr-tab[aria-selected="true"] {
  color: #fff;
  background: var(--tst-navy);
  border-color: var(--tst-navy);
}

.tst-vr-frame {
  position: relative;
  min-height: 620px;
  background: #05070d;
}

.tst-vr-frame iframe {
  display: block;
  width: 100%;
  height: 620px;
  border: 0;
}

.tst-vr-note {
  margin: 0;
  padding: 12px 16px;
  color: var(--tst-muted);
  background: #fff;
  font-size: 0.78rem;
  line-height: 1.65;
}

.tst-vr-note a {
  color: var(--tst-navy) !important;
  font-weight: 720;
}

.tst-type-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 42px;
}

.tst-type-bar > div {
  min-height: 120px;
  padding: 22px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  color: #fff;
}

.tst-type-bar > div:nth-child(1) { background: var(--tst-orange); }
.tst-type-bar > div:nth-child(2) { background: var(--tst-green); }
.tst-type-bar > div:nth-child(3) { background: var(--tst-blue); }

.tst-type-bar strong {
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 1;
}

.tst-type-bar span {
  margin-top: 8px;
  font-size: 0.8rem;
  opacity: 0.78;
}

.tst-timeline {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  margin-top: clamp(34px, 5vw, 62px);
  border-top: 1px solid rgba(255, 255, 255, 0.46);
  border-left: 1px solid rgba(255, 255, 255, 0.46);
}

.tst-timeline__item {
  min-height: 150px;
  padding: 22px 16px;
  border-right: 1px solid rgba(255, 255, 255, 0.46);
  border-bottom: 1px solid rgba(255, 255, 255, 0.46);
}

.tst-timeline__item time {
  display: block;
  margin-bottom: 26px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.5rem, 2.5vw, 2.4rem);
}

.tst-timeline__item span {
  font-size: 0.85rem;
  line-height: 1.55;
  opacity: 0.82;
}

.tst-table-guide {
  margin: 30px 0 8px;
  color: var(--tst-muted);
  font-size: 0.8rem;
  font-weight: 700;
}

.tst-table-scroll {
  overflow-x: auto;
  border: 1px solid var(--tst-line);
  -webkit-overflow-scrolling: touch;
}

.tst-table-scroll table {
  width: 100%;
  min-width: 760px;
  margin: 0;
  border: 0;
  border-collapse: collapse;
  background: #fff;
}

.tst-table-scroll th,
.tst-table-scroll td {
  padding: 15px 16px;
  border-right: 1px solid var(--tst-line);
  border-bottom: 1px solid var(--tst-line);
  text-align: left;
  vertical-align: top;
  line-height: 1.6;
}

.tst-table-scroll th {
  color: #fff;
  background: var(--tst-navy);
  font-size: 0.82rem;
}

.tst-table-scroll td {
  color: var(--tst-ink);
  font-size: 0.86rem;
}

.tst-check-list,
.tst-source-list {
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid currentColor;
}

.tst-check-list li,
.tst-source-list li {
  padding: 18px 4px;
  border-bottom: 1px solid currentColor;
  line-height: 1.75;
  opacity: 0.84;
}

.tst-check-list li::before {
  content: "CHECK";
  display: inline-block;
  width: 74px;
  margin-right: 12px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  opacity: 0.62;
}

.tst-source-list a {
  color: inherit !important;
}

.tst-subhero {
  position: relative;
  min-height: 58svh !important;
  padding-top: var(--tst-header);
  color: #fff;
  background: var(--tst-navy);
}

.tst-subhero::before {
  content: "";
  position: absolute;
  z-index: 1;
  inset: 0;
  background: linear-gradient(90deg, rgba(2, 15, 63, 0.94), rgba(2, 15, 63, 0.42) 68%, rgba(2, 15, 63, 0.18));
}

.tst-subhero .wp-block-cover__inner-container {
  position: relative;
  z-index: 2;
  width: min(100% - 40px, 1180px);
  margin: auto;
}

.tst-subhero h1 {
  font-size: clamp(2.6rem, 6vw, 6rem);
}

.tst-subhero p {
  max-width: 760px;
  margin: 22px 0 0;
  color: rgba(255, 255, 255, 0.84);
  font-size: clamp(1rem, 1.6vw, 1.25rem);
  line-height: 1.8;
}

.tst-subnav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.tst-subnav a,
.tst-link-card > a {
  color: inherit !important;
  font-weight: 730;
}

.tst-link-card > a::after {
  content: " ↗";
}

.tst-visit-card {
  padding: 0;
  overflow: hidden;
}

.tst-visit-card img {
  width: 100%;
  min-height: 260px;
  object-fit: contain;
  background: #eef0f3;
}

.tst-visit-card__body {
  padding: 26px;
}

.tst-footer {
  padding: 62px 0 104px;
  color: rgba(255, 255, 255, 0.78);
  background: #010925;
}

.tst-footer__inner {
  width: min(100% - 40px, 1280px);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.35fr;
  gap: 52px;
}

.tst-footer__brand {
  margin: 0 0 20px;
  color: #fff;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.tst-footer address,
.tst-footer p {
  margin: 0 0 12px;
  font-style: normal;
  font-size: 0.82rem;
  line-height: 1.85;
}

.tst-footer a {
  color: inherit !important;
}

.tst-footer-menu {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.tst-footer-menu a {
  min-height: 48px;
  padding: 13px 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.18);
  font-size: 0.78rem;
  font-weight: 650;
  text-align: center;
  text-decoration: none !important;
  animation: tst-footer-nudge 7s ease-in-out infinite;
}

.tst-footer-menu a:nth-child(2n) { animation-delay: -2.2s; }
.tst-footer-menu a:nth-child(3n) { animation-delay: -4.4s; }

.tst-floating-call {
  position: fixed;
  z-index: 9980;
  right: max(18px, env(safe-area-inset-right));
  bottom: max(18px, env(safe-area-inset-bottom));
  min-width: 184px;
  min-height: 58px;
  padding: 10px 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff !important;
  background: var(--tst-navy);
  border: 1px solid rgba(255, 255, 255, 0.44);
  border-radius: 999px;
  box-shadow: 0 16px 45px rgba(2, 15, 63, 0.36);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  line-height: 1.15;
  text-align: center;
  text-decoration: none !important;
  animation: tst-call-pulse 3.8s ease-in-out infinite;
}

.tst-floating-call small {
  display: block;
  margin-bottom: 3px;
  font-family: Pretendard, "Noto Sans KR", sans-serif;
  font-size: 0.6rem;
  letter-spacing: 0.08em;
  opacity: 0.76;
}

.tst-blog-main {
  min-height: 100vh;
  background: var(--tst-ivory);
}

.tst-blog-masthead {
  padding: clamp(160px, 20vw, 260px) 0 clamp(72px, 9vw, 128px);
  color: #fff;
  background:
    linear-gradient(110deg, rgba(2, 15, 63, 0.98), rgba(2, 15, 63, 0.78) 58%, rgba(2, 15, 63, 0.52)),
    var(--tst-blog-hero, none) center / cover no-repeat;
}

.tst-blog-masthead__inner,
.tst-blog-content-wrap {
  width: min(100% - 40px, 980px);
  margin: 0 auto;
}

.tst-blog-masthead h1 {
  max-width: 940px;
  font-size: clamp(2.5rem, 5.8vw, 5.8rem);
  line-height: 1.04;
}

.tst-blog-masthead > .tst-blog-masthead__inner > p:not(.tst-kicker) {
  max-width: 780px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.84);
  line-height: 1.8;
}

.tst-blog-content-wrap {
  padding: 72px 0 120px;
}

.tst-blog-content-wrap > * {
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
}

.tst-blog-content-wrap > .tst-vr-wrap,
.tst-blog-content-wrap > .tst-media,
.tst-blog-content-wrap > .tst-table-guide,
.tst-blog-content-wrap > .tst-table-scroll,
.tst-blog-content-wrap > .tst-gallery,
.tst-blog-content-wrap > .tst-type-bar {
  max-width: 980px;
}

.tst-blog-content-wrap h2 {
  margin-top: 76px;
  color: var(--tst-navy);
  font-size: clamp(1.8rem, 3.7vw, 3.2rem);
  letter-spacing: -0.045em;
  line-height: 1.18;
  scroll-margin-top: 110px;
}

.tst-blog-content-wrap h3 {
  margin-top: 42px;
  color: var(--tst-navy);
  font-size: clamp(1.25rem, 2.3vw, 1.8rem);
}

.tst-blog-content-wrap p,
.tst-blog-content-wrap li {
  color: #303a49;
  font-size: 1rem;
  line-height: 1.95;
}

.tst-blog-content-wrap p {
  margin-top: 16px;
}

.tst-blog-content-wrap blockquote {
  margin: 34px auto;
  padding: 24px 28px;
  color: var(--tst-navy);
  background: #fff;
  border-left: 4px solid var(--tst-blue);
  box-shadow: 0 12px 34px rgba(2, 15, 63, 0.07);
}

.tst-blog-toc {
  margin: 32px auto 52px;
  padding: 26px;
  background: #fff;
  border: 1px solid var(--tst-line);
}

.tst-blog-toc strong {
  display: block;
  margin-bottom: 12px;
  color: var(--tst-navy);
}

.tst-blog-toc ol {
  margin: 0;
  padding-left: 20px;
}

.tst-blog-toc a {
  color: var(--tst-navy) !important;
}

.tst-fact-alert {
  margin: 26px auto;
  padding: 20px 22px;
  color: #583700;
  background: #fff5de;
  border: 1px solid #edcc8d;
  border-radius: 4px;
  line-height: 1.75;
}

.tst-motion-ready .tst-reveal {
  opacity: 0;
  transform: translateY(34px);
  transition: opacity 700ms ease, transform 700ms cubic-bezier(.2, .75, .25, 1);
}

.tst-motion-ready .tst-reveal.is-visible {
  opacity: 1;
  transform: none;
}

.tst-shell :focus-visible,
.tst-blog-shell :focus-visible {
  outline: 3px solid #5ed8ff;
  outline-offset: 3px;
}

@keyframes tst-call-pulse {
  0%, 70%, 100% { transform: translateY(0) scale(1); }
  78% { transform: translateY(-4px) scale(1.018); }
  84% { transform: translateY(0) scale(1); }
  90% { transform: translateY(-2px) scale(1.01); }
}

@keyframes tst-menu-nudge {
  0%, 72%, 100% { transform: translateX(0); }
  78% { transform: translateX(-3px); }
  84% { transform: translateX(3px); }
  90% { transform: translateX(0); }
}

@keyframes tst-footer-nudge {
  0%, 80%, 100% { transform: translateY(0); }
  86% { transform: translateY(-2px); }
  92% { transform: translateY(0); }
}

@media (max-width: 1240px) {
  .tst-menu-toggle { display: block; }

  .tst-nav {
    position: fixed;
    z-index: 9995;
    top: var(--tst-header);
    right: 0;
    bottom: 0;
    width: min(440px, 100%);
    padding: 26px 24px 110px;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 0;
    overflow-y: auto;
    background: rgba(2, 15, 63, 0.99);
    transform: translateX(105%);
    visibility: hidden;
    transition: transform 240ms ease, visibility 240ms step-end;
  }

  .admin-bar .tst-nav { top: calc(var(--tst-header) + 32px); }

  .tst-nav.is-open {
    transform: translateX(0);
    visibility: visible;
    transition: transform 240ms ease;
  }

  .tst-nav > a {
    min-height: 50px;
    padding: 14px 4px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.14);
    font-size: 1rem;
  }

  .tst-nav .tst-header-call {
    margin-top: 12px;
    justify-content: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.48);
  }
}

@media (max-width: 900px) {
  :root { --tst-header: 70px; }

  .admin-bar .tst-header { top: 46px; }
  .admin-bar .tst-nav { top: calc(var(--tst-header) + 46px); }
  .admin-bar .tst-toc-wrap { top: 116px; }

  .tst-header__inner,
  .tst-hero .wp-block-cover__inner-container,
  .tst-container,
  .tst-container--wide,
  .tst-container--narrow,
  .tst-subhero .wp-block-cover__inner-container,
  .tst-blog-masthead__inner,
  .tst-blog-content-wrap,
  .tst-footer__inner {
    width: min(100% - 28px, 100%);
  }

  .tst-toc { width: calc(100% - 28px); }

  .tst-hero::before {
    background:
      linear-gradient(90deg, rgba(2, 15, 63, 0.88), rgba(2, 15, 63, 0.22)),
      linear-gradient(0deg, rgba(2, 15, 63, 0.94), rgba(2, 15, 63, 0.1) 75%);
  }

  .tst-hero .wp-block-cover__image-background { object-position: 43% center; }

  .tst-hero__copy { padding: 150px 0 72px; }

  .tst-hero h1 { font-size: clamp(3rem, 15vw, 5.6rem); }

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

  .tst-card-grid,
  .tst-gallery,
  .tst-unit-grid,
  .tst-link-grid,
  .tst-visit-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .tst-stats { flex-wrap: wrap !important; }
  .tst-stat { flex-basis: 50% !important; }

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

  .tst-footer__inner { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
  .tst-brand { font-size: 0.9rem; letter-spacing: 0.07em; }
  .tst-menu-toggle { min-width: 50px; min-height: 50px; }

  .tst-contact-rail { display: grid; grid-template-columns: 1fr; }
  .tst-contact-rail a { justify-content: center; }

  .tst-hero__actions,
  .tst-actions { display: grid; grid-template-columns: 1fr; }
  .tst-btn > .wp-block-button__link,
  a.tst-btn { width: 100%; }

  .tst-section,
  .tst-blog-section { padding-block: 78px; }

  .tst-facts { grid-template-columns: 1fr; }
  .tst-fact { min-height: 124px; }

  .tst-card-grid,
  .tst-gallery,
  .tst-unit-grid,
  .tst-link-grid,
  .tst-visit-grid { grid-template-columns: 1fr; }

  .tst-stat { flex-basis: 100% !important; border-right: 0; border-bottom: 1px solid currentColor; }
  .tst-stat:last-child { border-bottom: 0; }

  .tst-type-bar { grid-template-columns: 1fr; }
  .tst-type-bar > div { min-height: 96px; }

  .tst-timeline { grid-template-columns: repeat(2, 1fr); }
  .tst-timeline__item { min-height: 132px; }

  .tst-vr-tabs { display: grid; grid-template-columns: repeat(2, 1fr); }
  .tst-vr-tab { min-width: 0; }
  .tst-vr-frame,
  .tst-vr-frame iframe { height: 62vh; min-height: 470px; }

  .tst-gallery .wp-block-image img { height: auto; }

  .tst-footer-menu { grid-template-columns: repeat(2, 1fr); }

  .tst-floating-call {
    right: max(12px, env(safe-area-inset-right));
    bottom: max(10px, env(safe-area-inset-bottom));
    left: max(12px, env(safe-area-inset-left));
    min-height: 56px;
    width: auto;
  }

  .tst-footer { padding-bottom: 112px; }
}

@media (prefers-reduced-motion: reduce) {
  .tst-shell *,
  .tst-blog-shell * {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  .tst-motion-ready .tst-reveal {
    opacity: 1;
    transform: none;
  }
}

@media print {
  .tst-header,
  .tst-toc-wrap,
  .tst-floating-call,
  .tst-menu-toggle,
  .tst-vr-wrap,
  .tst-footer { display: none !important; }
  .tst-section,
  .tst-blog-content-wrap { padding-block: 24px; }
}