:root {
  --ink: #0b1b2b;
  --ink-soft: #34485b;
  --navy: #071a2d;
  --navy-2: #0d2d49;
  --blue: #146da1;
  --sky: #dff4ff;
  --paper: #f5f7f8;
  --white: #ffffff;
  --line: #dce3e8;
  --amber: #ffbd2e;
  --amber-dark: #d78a00;
  --kakao: #fee500;
  --kakao-ink: #191600;
  --green: #13845b;
  --radius: 22px;
  --shadow: 0 16px 45px rgba(7, 26, 45, 0.12);
  --max: 1180px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 92px;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: "Malgun Gothic", "Apple SD Gothic Neo", "Noto Sans KR", system-ui, sans-serif;
  line-height: 1.7;
  overflow-wrap: break-word;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(circle at 90% 12%, rgba(20, 109, 161, 0.08), transparent 24rem),
    linear-gradient(#fff, #f7fafb 58%, #fff);
}

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

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

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

:focus-visible {
  outline: 3px solid var(--amber);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 999;
  padding: 10px 16px;
  color: var(--navy);
  background: var(--amber);
  border-radius: 10px;
  transform: translateY(-160%);
}

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

.container {
  width: min(calc(100% - 36px), var(--max));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--white);
  background: rgba(7, 26, 45, 0.96);
  backdrop-filter: blur(14px);
}

.nav-wrap {
  min-height: 72px;
  display: flex;
  align-items: center;
  width: min(calc(100% - 32px), 1500px);
  justify-content: space-between;
  gap: 22px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-weight: 900;
  letter-spacing: -0.04em;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 46px;
  height: 38px;
  place-items: center;
  color: var(--navy);
  background: var(--amber);
  border-radius: 12px 12px 4px 12px;
  font-size: 11px;
  letter-spacing: -0.08em;
}

.brand small {
  display: block;
  color: #a8c7d9;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
}

.desktop-nav a,
.desktop-nav .nav-kakao {
  text-decoration: none;
}

.desktop-nav > a:not(.nav-core):not(.nav-kakao):not(.nav-call) {
  display: none;
}

.desktop-nav a:hover,
.desktop-nav .nav-kakao:hover {
  color: var(--amber);
}

.nav-call {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  color: var(--navy) !important;
  background: var(--amber);
  border-radius: 999px;
  font-weight: 900;
}

.nav-kakao {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 8px 11px;
  color: var(--kakao-ink);
  background: var(--kakao);
  border-radius: 999px;
  font-weight: 900;
  text-decoration: none;
}

.nav-kakao:hover {
  color: var(--kakao-ink) !important;
}

.mobile-menu {
  display: none;
}

.hero {
  position: relative;
  min-height: 670px;
  display: grid;
  align-items: center;
  isolation: isolate;
  overflow: hidden;
  color: var(--white);
  background: var(--navy);
}

.hero-media,
.hero-media::after {
  position: absolute;
  inset: 0;
}

.hero-media {
  z-index: -2;
}

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

.hero-media::after {
  content: "";
  background:
    linear-gradient(90deg, rgba(4, 18, 31, 0.96) 0%, rgba(4, 18, 31, 0.78) 47%, rgba(4, 18, 31, 0.2) 100%),
    linear-gradient(0deg, rgba(4, 18, 31, 0.52), transparent 50%);
}

.hero-content {
  max-width: 900px;
  padding-block: 88px 118px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 20px;
  color: var(--amber);
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 28px;
  height: 3px;
  background: currentColor;
  border-radius: 99px;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 1100px;
  margin-bottom: 22px;
  font-size: clamp(36px, 4.5vw, 58px);
  line-height: 1.12;
  letter-spacing: -0.05em;
  word-break: keep-all;
  overflow-wrap: normal;
}

.hero-lead {
  max-width: 880px;
  margin-bottom: 30px;
  color: #e0ebf2;
  font-size: clamp(17px, 2.2vw, 21px);
  line-height: 1.72;
  letter-spacing: -0.025em;
  word-break: keep-all;
  overflow-wrap: anywhere;
}

.hero-lead strong {
  display: inline-block;
  max-width: 100%;
  color: var(--white);
  font-weight: 900;
  white-space: nowrap;
}

.hero-thumbnail {
  display: flex;
  width: min(100%, 470px);
  align-items: center;
  gap: 16px;
  margin: -8px 0 26px;
  padding: 10px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 18px;
  background: rgba(7, 26, 45, 0.68);
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.18);
}

.hero-thumbnail img {
  width: 116px;
  height: 116px;
  flex: 0 0 116px;
  border-radius: 13px;
  object-fit: cover;
}

.hero-thumbnail figcaption {
  display: grid;
  gap: 4px;
  color: #dce9f0;
  font-size: 13px;
  line-height: 1.55;
}

.hero-thumbnail strong {
  color: var(--white);
  font-size: 15px;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 13px 20px;
  border: 1px solid transparent;
  border-radius: 14px;
  font-weight: 900;
  text-decoration: none;
  transition: transform 160ms ease, background 160ms ease;
}

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

.button-primary {
  color: var(--navy);
  background: var(--amber);
}

.button-ghost {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.45);
  background: rgba(255, 255, 255, 0.08);
}

.button-kakao {
  color: var(--kakao-ink);
  background: var(--kakao);
  border-color: rgba(25, 22, 0, 0.12);
}

.kakao-control small {
  font-size: 10px;
  font-weight: 800;
  opacity: 0.64;
}

.kakao-control.is-disabled {
  cursor: not-allowed;
  filter: saturate(0.65);
  opacity: 0.72;
}

.kakao-control.is-disabled:hover {
  transform: none;
}

.hero-check-link {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  padding: 0 5px;
  color: #dce9f0;
  font-size: 14px;
  font-weight: 800;
}

.hero-note {
  margin: 20px 0 0;
  color: #b9cbd6;
  font-size: 13px;
}

.section {
  padding-block: 98px;
}

.section-soft {
  background: var(--paper);
}

.section-dark {
  color: var(--white);
  background:
    radial-gradient(circle at 85% 15%, rgba(20, 109, 161, 0.35), transparent 28rem),
    var(--navy);
}

.section-head {
  max-width: 760px;
  margin-bottom: 42px;
}

.section-head h2 {
  margin-bottom: 16px;
  font-size: clamp(31px, 4.2vw, 50px);
  line-height: 1.18;
  letter-spacing: -0.055em;
}

.yangju-work-head {
  max-width: 100%;
}

.yangju-work-head h2 {
  white-space: nowrap;
}

.section-head p {
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: 17px;
}

.section-dark .section-head p {
  color: #bdd0dc;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.card {
  position: relative;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--white);
  overflow: hidden;
}

.service-card-media {
  aspect-ratio: 8 / 5;
  margin: -26px -26px 22px;
  overflow: hidden;
  background: #d8e3e9;
}

.service-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.service-card-placeholder {
  position: relative;
  background:
    linear-gradient(135deg, transparent 48%, rgba(20, 109, 161, 0.34) 49%, rgba(20, 109, 161, 0.34) 52%, transparent 53%),
    linear-gradient(160deg, #eef8fc, #cbdfe9);
}

.service-card-placeholder span {
  position: absolute;
  right: 18%;
  bottom: 17%;
  width: 28%;
  height: 7px;
  background: var(--blue);
  border-radius: 99px;
  transform: rotate(-28deg);
}

.card-number {
  display: inline-grid;
  width: 36px;
  height: 36px;
  margin-bottom: 25px;
  place-items: center;
  color: var(--blue);
  background: var(--sky);
  border-radius: 11px;
  font-size: 13px;
  font-weight: 900;
}

.card h3 {
  margin-bottom: 10px;
  font-size: 19px;
  letter-spacing: -0.035em;
}

.card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
}

.equipment-section {
  background:
    radial-gradient(circle at 92% 4%, rgba(20, 109, 161, 0.16), transparent 25rem),
    #eaf2f6;
}

.equipment-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.equipment-height-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin: -26px 0 30px;
}

.equipment-height-badges span {
  padding: 8px 13px;
  border: 1px solid rgba(20, 109, 161, 0.22);
  border-radius: 999px;
  color: var(--blue);
  background: #eef8fd;
  font-size: 13px;
  font-weight: 900;
}

.equipment-card {
  display: grid;
  grid-template-columns: minmax(190px, 0.82fr) minmax(0, 1.18fr);
  min-height: 310px;
  overflow: hidden;
  border: 1px solid #cedde5;
  border-radius: 22px;
  background: var(--white);
  box-shadow: 0 14px 35px rgba(7, 26, 45, 0.08);
}

.equipment-card-media {
  min-height: 100%;
  overflow: hidden;
  background: #cfdde5;
}

.equipment-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.equipment-card-body {
  padding: 28px;
}

.equipment-number {
  display: inline-flex;
  margin-bottom: 18px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.equipment-card h3 {
  margin-bottom: 12px;
  font-size: 23px;
  line-height: 1.25;
  letter-spacing: -0.045em;
}

.equipment-card-body > p {
  color: var(--ink-soft);
  font-size: 14px;
}

.equipment-check {
  margin: 22px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.equipment-check strong,
.equipment-check span {
  display: block;
}

.equipment-check strong {
  margin-bottom: 3px;
  color: var(--blue);
  font-size: 12px;
}

.equipment-card-diagram {
  position: relative;
  min-height: 260px;
  background:
    radial-gradient(circle at 70% 24%, rgba(255, 189, 46, 0.7) 0 8px, transparent 9px),
    linear-gradient(155deg, #102f49, #071a2d);
}

.equipment-card-diagram span {
  position: absolute;
  display: block;
}

.diagram-ground {
  right: 10%;
  bottom: 18%;
  left: 10%;
  height: 2px;
  background: rgba(255, 255, 255, 0.34);
}

.diagram-base {
  left: 18%;
  bottom: 19%;
  width: 54px;
  height: 28px;
  border: 2px solid var(--amber);
  border-radius: 6px;
}

.diagram-line {
  left: 36%;
  bottom: 30%;
  width: 48%;
  height: 3px;
  background: var(--amber);
  border-radius: 99px;
  transform: rotate(-43deg);
  transform-origin: left center;
}

.diagram-point {
  top: 19%;
  right: 11%;
  width: 14px;
  height: 14px;
  border: 3px solid var(--amber);
  border-radius: 50%;
}

.diagram-2 .diagram-line {
  width: 55%;
  transform: rotate(-58deg);
}

.diagram-3 .diagram-line {
  width: 64%;
  transform: rotate(-34deg);
}

.diagram-4 .diagram-line {
  width: 54%;
  border-radius: 99px 99px 0 0;
  transform: rotate(-48deg);
}

.equipment-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  margin-top: 24px;
  padding: 26px 30px;
  color: var(--white);
  background: var(--navy);
  border-radius: 18px;
}

.equipment-cta p {
  margin: 0;
}

.equipment-cta strong,
.equipment-cta span {
  display: block;
}

.equipment-cta span {
  margin-top: 3px;
  color: #bfd2de;
  font-size: 14px;
}

.height-grade-section {
  background: var(--white);
}

.height-grade-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 16px;
}

.height-grade-card {
  min-height: 338px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-top: 4px solid var(--blue);
  border-radius: 16px;
  background: #f8fbfc;
}

.height-grade-media {
  aspect-ratio: 3 / 2;
  padding: 14px;
  border-bottom: 1px solid var(--line);
  background: #fff;
}

.height-grade-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.height-grade-body {
  padding: 18px 20px 20px;
}

.height-grade-card strong {
  display: block;
  margin-bottom: 10px;
  color: var(--blue);
  font-size: 22px;
  letter-spacing: -0.04em;
}

.height-grade-card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.6;
}

.height-grade-note {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  margin: 20px 0 0;
  padding: 16px 18px;
  color: #dce9f0;
  background: var(--navy);
  border-radius: 13px;
  font-size: 13px;
}

.height-grade-note strong {
  color: var(--amber);
}

.height-grade-note b {
  color: var(--white);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 14px;
}

.gallery-card {
  grid-column: span 4;
  min-height: 330px;
  position: relative;
  overflow: hidden;
  border-radius: 18px;
  background: #c7d3da;
}

.gallery-card:nth-child(1),
.gallery-card:nth-child(6),
.gallery-card:last-child {
  grid-column: span 8;
}

.gallery-card button {
  width: 100%;
  height: 100%;
  padding: 0;
  border: 0;
  color: inherit;
  background: none;
  cursor: zoom-in;
  text-align: left;
}

.gallery-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 320ms ease;
}

.gallery-card:hover img {
  transform: scale(1.025);
}

.gallery-caption {
  position: absolute;
  inset: auto 0 0;
  padding: 48px 20px 17px;
  color: var(--white);
  background: linear-gradient(transparent, rgba(4, 18, 31, 0.88));
  font-size: 14px;
  font-weight: 800;
  pointer-events: none;
}

.gallery-caption strong,
.gallery-caption small {
  display: block;
}

.gallery-caption small {
  margin-top: 5px;
  color: #d6e4ec;
  font-size: 12px;
  font-weight: 600;
  line-height: 1.45;
}

.gallery-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-bottom: 28px;
}

.filter-button {
  padding: 9px 15px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink);
  background: var(--white);
  font: inherit;
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
}

.filter-button[aria-pressed="true"] {
  color: var(--white);
  border-color: var(--navy);
  background: var(--navy);
}

.gallery-card[hidden] {
  display: none;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.75fr);
  gap: 62px;
  align-items: start;
}

.consult-box {
  position: sticky;
  top: 105px;
  padding: 30px;
  color: var(--white);
  background: var(--navy-2);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.consult-box h3 {
  font-size: 25px;
  letter-spacing: -0.04em;
}

.consult-box p {
  color: #c5d6e0;
}

.compact-consultation {
  padding-block: 40px;
  background: var(--navy);
}

.compact-consult-box {
  display: flex;
  gap: 28px;
  align-items: center;
  justify-content: space-between;
  padding: 26px 30px;
  color: var(--white);
  background: var(--navy-2);
  border-radius: var(--radius);
}

.compact-consult-box > p {
  max-width: 760px;
  margin: 0;
  color: #d7e4eb;
}

.consult-phone {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  margin: 0;
  color: var(--amber);
  font-size: clamp(22px, 3vw, 31px);
  font-weight: 900;
  letter-spacing: -0.04em;
  text-decoration: none;
}

.consult-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  margin: 22px 0;
}

.consult-kakao {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  color: var(--kakao-ink);
  background: var(--kakao);
  border-radius: 12px;
  font-size: 13px;
  font-weight: 900;
  text-decoration: none;
}

.region-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.region-card {
  display: block;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--white);
  text-decoration: none;
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}

.region-card:hover {
  transform: translateY(-3px);
  border-color: #9fc6dc;
  box-shadow: 0 12px 30px rgba(7, 26, 45, 0.08);
}

.region-card strong {
  display: block;
  margin-bottom: 7px;
  font-size: 18px;
}

.region-card span {
  color: var(--ink-soft);
  font-size: 13px;
}

.process {
  counter-reset: process;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.process article {
  counter-increment: process;
  padding: 25px;
  border-top: 2px solid rgba(255, 255, 255, 0.17);
}

.process article::before {
  content: "0" counter(process);
  display: block;
  margin-bottom: 34px;
  color: var(--amber);
  font-size: 15px;
  font-weight: 900;
}

.process h3 {
  margin-bottom: 8px;
}

.process p {
  color: #bcd0dc;
  font-size: 14px;
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-list details {
  border: 1px solid var(--line);
  border-radius: 15px;
  background: var(--white);
}

.faq-list summary {
  padding: 20px 54px 20px 20px;
  position: relative;
  cursor: pointer;
  font-weight: 900;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  content: "+";
  position: absolute;
  top: 16px;
  right: 20px;
  color: var(--blue);
  font-size: 24px;
}

.faq-list details[open] summary::after {
  content: "−";
}

.faq-answer {
  padding: 0 20px 20px;
  color: var(--ink-soft);
}

.breadcrumb {
  padding-block: 14px;
  color: #647b8c;
  background: #eef3f5;
  font-size: 12px;
}

.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.breadcrumb li + li::before {
  content: "/";
  margin-right: 7px;
  color: #9aabb6;
}

.content-panel {
  padding: 32px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

.content-panel h2,
.content-panel h3 {
  letter-spacing: -0.04em;
}

.content-panel p:last-child {
  margin-bottom: 0;
}

.service-area-groups {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 16px;
}

.area-group {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 17px;
  background: var(--white);
}

.area-group h3 {
  margin-bottom: 10px;
}

.area-group p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
}

.final-cta {
  padding-block: 75px 110px;
  color: var(--white);
  background: var(--navy);
}

.final-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  padding: 36px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
}

.final-cta h2 {
  margin-bottom: 8px;
  font-size: clamp(29px, 4vw, 45px);
  letter-spacing: -0.055em;
}

.final-cta p {
  margin: 0;
  color: #bdd0dc;
}

.final-cta-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

.site-footer {
  padding-block: 34px 96px;
  color: #a9becb;
  background: #041321;
  font-size: 13px;
}

.footer-grid {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 32px;
}

.footer-grid p {
  margin: 5px 0 0;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.mobile-contact-bar {
  display: none;
}

.lightbox {
  width: min(94vw, 1100px);
  padding: 0;
  border: 0;
  border-radius: 18px;
  background: #081827;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.45);
}

.lightbox::backdrop {
  background: rgba(0, 0, 0, 0.82);
}

.lightbox img {
  width: 100%;
  max-height: 80vh;
  object-fit: contain;
}

.lightbox footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 16px;
  color: var(--white);
}

.lightbox-close {
  min-width: 44px;
  min-height: 40px;
  border: 0;
  border-radius: 10px;
  color: var(--navy);
  background: var(--amber);
  font: inherit;
  font-weight: 900;
  cursor: pointer;
}

@media (max-width: 1240px) {
  .yangju-work-head h2 {
    white-space: normal;
  }

  .desktop-nav {
    display: none;
  }

  .mobile-menu {
    display: block;
    position: relative;
  }

  .mobile-menu summary {
    padding: 9px 12px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 9px;
    cursor: pointer;
    list-style: none;
    font-size: 13px;
    font-weight: 800;
  }

  .mobile-menu summary::-webkit-details-marker {
    display: none;
  }

  .mobile-menu nav {
    position: absolute;
    top: 49px;
    right: 0;
    width: 230px;
    padding: 10px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 13px;
    background: var(--navy);
    box-shadow: var(--shadow);
  }

  .mobile-menu nav a,
  .mobile-menu nav .mobile-kakao {
    display: block;
    padding: 11px;
    border-radius: 8px;
    text-decoration: none;
  }

  .mobile-menu nav a:hover,
  .mobile-menu nav .mobile-kakao:hover {
    background: rgba(255, 255, 255, 0.08);
  }

  .mobile-menu nav .mobile-kakao {
    color: var(--kakao-ink);
    background: var(--kakao);
  }

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

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

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

  .consult-box {
    position: static;
  }

  .compact-consult-box {
    flex-direction: column;
    align-items: stretch;
  }

  .compact-consult-box .consult-actions {
    margin: 0;
  }

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

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

@media (max-width: 640px) {
  html {
    scroll-padding-top: 76px;
  }

  body {
    padding-bottom: 68px;
  }

  .container {
    width: min(calc(100% - 28px), var(--max));
  }

  .nav-wrap {
    min-height: 64px;
  }

  .brand-mark {
    width: 42px;
    height: 34px;
    font-size: 10px;
  }

  .hero {
    min-height: 620px;
  }

  .hero-content {
    padding-block: 70px 100px;
  }

  .hero-thumbnail {
    margin-top: -10px;
  }

  .hero-thumbnail img {
    width: 94px;
    height: 94px;
    flex-basis: 94px;
  }

  h1 {
    font-size: clamp(32px, 9vw, 44px);
  }

  .hero-media::after {
    background: linear-gradient(90deg, rgba(4, 18, 31, 0.93), rgba(4, 18, 31, 0.58));
  }

  .cta-row .button,
  .cta-row .hero-check-link {
    width: 100%;
  }

  .hero-check-link {
    justify-content: center;
  }

  .section {
    padding-block: 72px;
  }

  .card-grid,
  .region-grid,
  .process,
  .service-area-groups {
    grid-template-columns: 1fr;
  }

  .gallery-grid {
    display: grid;
    grid-template-columns: 1fr;
  }

  .gallery-card,
  .gallery-card:nth-child(1),
  .gallery-card:nth-child(6),
  .gallery-card:last-child {
    grid-column: auto;
    min-height: 280px;
  }

  .equipment-card {
    grid-template-columns: 1fr;
  }

  .equipment-card-media {
    min-height: 230px;
    aspect-ratio: 4 / 3;
  }

  .equipment-cta {
    display: block;
  }

  .equipment-cta .cta-row {
    margin-top: 20px;
  }

  .height-grade-note {
    grid-template-columns: 1fr;
  }

  .content-panel,
  .consult-box {
    padding: 24px;
  }

  .final-cta-inner,
  .footer-grid {
    display: block;
  }

  .final-cta .button {
    width: 100%;
  }

  .final-cta-actions {
    margin-top: 22px;
  }

  .footer-links {
    margin-top: 20px;
  }

  .mobile-contact-bar {
    position: fixed;
    z-index: 120;
    right: 0;
    bottom: 0;
    left: 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 68px;
    box-shadow: 0 -8px 28px rgba(7, 26, 45, 0.2);
  }

  .mobile-call-bar,
  .mobile-kakao-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 68px;
    padding: 8px;
    font-size: 16px;
    font-weight: 900;
    text-align: center;
    text-decoration: none;
  }

  .mobile-call-bar {
    color: var(--navy);
    background: var(--amber);
  }

  .mobile-kakao-bar {
    color: var(--kakao-ink);
    background: var(--kakao);
    border-left: 1px solid rgba(25, 22, 0, 0.16);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@media print {
  .site-header,
  .mobile-contact-bar,
  .button,
  .gallery-filter {
    display: none !important;
  }

  .hero {
    min-height: auto;
    color: #000;
    background: #fff;
  }

  .hero-media {
    display: none;
  }
}