:root {
  --ink: #111827;
  --muted-ink: #5b6575;
  --line: #d9dee7;
  --paper: #f7f8f5;
  --white: #ffffff;
  --signal: #c74b2f;
  --signal-dark: #9f321f;
  --forest: #163b35;
  --steel: #253142;
  --shadow: 0 20px 50px rgba(17, 24, 39, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background: var(--paper);
  font-family:
    "Pretendard",
    "Noto Sans KR",
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  letter-spacing: 0;
}

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

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  padding: 18px clamp(20px, 4vw, 58px);
  color: var(--white);
  transition:
    background 180ms ease,
    color 180ms ease,
    box-shadow 180ms ease;
}

.site-header.is-scrolled {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 10px 30px rgba(17, 24, 39, 0.08);
  backdrop-filter: blur(16px);
}

.brand,
.nav,
.header-actions,
.header-cta,
.hero-actions,
.hero-metrics,
.footer {
  display: flex;
  align-items: center;
}

.brand {
  gap: 12px;
  font-weight: 800;
}

.brand-icon {
  display: block;
  width: 30px;
  height: 30px;
  object-fit: contain;
}

.brand-name {
  color: rgba(255, 255, 255, 0.94);
  font-size: 21px;
  font-weight: 950;
  white-space: nowrap;
}

.site-header.is-scrolled .brand-name {
  color: var(--ink);
}

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

.site-header:not(.is-scrolled) .header-cta {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.86);
  background: transparent;
}

.site-header:not(.is-scrolled) .header-talk {
  color: #1f2937;
  border-color: #fee500;
  background: #fee500;
}

.site-header.is-scrolled .header-talk {
  color: #1f2937;
  border-color: #fee500;
  background: #fee500;
}

.brand img {
  display: block;
  height: auto;
}

.nav {
  gap: clamp(18px, 3vw, 34px);
  font-size: 15px;
  font-weight: 700;
}

.nav a {
  opacity: 0.86;
}

.nav a:hover {
  opacity: 1;
}

.header-actions {
  justify-self: end;
  gap: 10px;
}

.header-cta,
.header-talk {
  display: inline-flex;
  justify-self: end;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border: 1px solid currentColor;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 800;
}

.header-talk {
  color: #1f2937;
  border-color: #fee500;
  background: #fee500;
}

.hero {
  position: relative;
  min-height: 70vh;
  display: grid;
  align-items: end;
  overflow: hidden;
  color: var(--white);
}

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

.hero-media {
  background:
    url("https://images.unsplash.com/photo-1601584115197-04ecc0da31d7?auto=format&fit=crop&w=2200&q=85")
    center / cover;
  transform: scale(1.02);
}

.hero-shade {
  background:
    linear-gradient(90deg, rgba(8, 15, 21, 0.88) 0%, rgba(8, 15, 21, 0.62) 42%, rgba(8, 15, 21, 0.18) 100%),
    linear-gradient(0deg, rgba(8, 15, 21, 0.82) 0%, rgba(8, 15, 21, 0) 42%);
}

.hero-inner {
  position: relative;
  z-index: 1;
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 420px);
  gap: clamp(32px, 6vw, 80px);
  align-items: end;
  padding: 128px 0 42px;
}

.eyebrow,
.section-label {
  margin: 0 0 18px;
  color: var(--signal);
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: #ffb19f;
}

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

h1 {
  margin-bottom: 18px;
  font-size: clamp(46px, 7.8vw, 92px);
  line-height: 0.96;
  font-weight: 900;
}

h2 {
  margin-bottom: 0;
  font-size: clamp(32px, 5vw, 58px);
  line-height: 1.08;
  font-weight: 850;
}

h3 {
  margin-bottom: 14px;
  font-size: 22px;
}

.hero-copy {
  max-width: 720px;
  margin-bottom: 32px;
  color: rgba(255, 255, 255, 0.84);
  font-size: clamp(18px, 2.2vw, 24px);
  line-height: 1.55;
}

.mobile-copy {
  display: none;
}

.mobile-title-break {
  display: none;
}

.hero-quote-card {
  padding: 24px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(255, 255, 255, 0.58);
  border-radius: 8px;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(14px);
}

.hero-quote-kicker {
  margin: 0 0 8px;
  color: var(--signal);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.hero-quote-card h2 {
  margin-bottom: 18px;
  color: #172345;
  font-size: 28px;
  line-height: 1.15;
}

.hero-quote-card form {
  display: grid;
  gap: 12px;
}

.hero-quote-card label {
  color: #253142;
}

.hero-quote-card input,
.hero-quote-card select {
  background: #f7f4ee;
}

.hero-quote-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.hero-quote-card button {
  min-height: 48px;
  border: 0;
  border-radius: 4px;
  color: var(--white);
  background: var(--signal);
  font: inherit;
  font-weight: 900;
  cursor: pointer;
}

.hero-quote-result {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.hero-quote-result span {
  display: block;
  margin-bottom: 6px;
  color: var(--muted-ink);
  font-size: 12px;
  font-weight: 900;
}

.hero-quote-result strong {
  display: block;
  color: #172345;
  font-size: 22px;
  line-height: 1.1;
}

.hero-quote-result div:last-child strong {
  color: var(--signal);
}

.hero-quote-link {
  display: flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  margin-top: 16px;
  border: 1px solid #172345;
  border-radius: 4px;
  color: #172345;
  font-weight: 900;
}

.hero-quote-note {
  margin: 10px 0 0;
  color: #172345;
  font-size: 12px;
  line-height: 1.55;
  text-align: center;
  font-weight: 850;
}

.hero-actions {
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 42px;
}

.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  padding: 0 24px;
  border-radius: 4px;
  border: 1px solid transparent;
  font-weight: 850;
  cursor: pointer;
}

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

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

.button.secondary {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.56);
  background: rgba(255, 255, 255, 0.08);
}

.hero-metrics {
  width: min(760px, 100%);
  margin: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.28);
}

.hero-metrics div {
  flex: 1;
  padding: 24px 24px 0 0;
}

.hero-metrics dt {
  font-size: clamp(34px, 5vw, 52px);
  font-weight: 900;
}

.hero-metrics dd {
  margin: 5px 0 0;
  color: rgba(255, 255, 255, 0.72);
  font-weight: 700;
}

.section,
.section-band {
  padding: clamp(72px, 9vw, 120px) 0;
}

.section-inner {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.intro {
  background: var(--forest);
  color: var(--white);
}

.intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.95fr);
  gap: clamp(32px, 6vw, 82px);
  align-items: end;
}

.intro p:last-child {
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.76);
  font-size: 19px;
  line-height: 1.8;
}

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

.service-grid,
.case-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.service-card,
.case-grid article {
  min-height: 250px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--white);
}

.service-number {
  display: block;
  margin-bottom: 60px;
  color: var(--signal);
  font-size: 14px;
  font-weight: 900;
}

.service-card p,
.case-grid p,
.contact-copy p,
.process-list p {
  color: var(--muted-ink);
  line-height: 1.7;
}

.visual-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(420px, 0.78fr);
  min-height: 720px;
  background: var(--steel);
  color: var(--white);
}

.visual-image {
  background:
    url("https://images.unsplash.com/photo-1519003722824-194d4455a60c?auto=format&fit=crop&w=1600&q=85")
    center / cover;
}

.visual-content {
  align-self: center;
  padding: clamp(40px, 6vw, 84px);
}

.process-list {
  display: grid;
  gap: 24px;
  padding: 0;
  margin: 42px 0 0;
  list-style: none;
}

.process-list li {
  display: grid;
  grid-template-columns: 48px 1fr;
  column-gap: 18px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.process-list span {
  color: #ffb19f;
  font-weight: 900;
}

.process-list strong {
  display: block;
  margin-bottom: 8px;
  font-size: 21px;
}

.process-list p {
  grid-column: 2;
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.68);
}

.muted {
  background: #ecefea;
}

.case-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

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

.contact {
  padding: clamp(72px, 9vw, 120px) 0;
  background: var(--ink);
  color: var(--white);
}

.top-contact {
  padding: clamp(54px, 7vw, 86px) 0;
  background: #f2ecdf;
  color: var(--ink);
  scroll-margin-top: 94px;
}

.contact-points {
  display: grid;
  gap: 10px;
  padding: 0;
  margin: 28px 0 0;
  list-style: none;
}

.contact-points li {
  position: relative;
  padding-left: 20px;
  color: var(--steel);
  font-weight: 850;
}

.contact-points li::before {
  position: absolute;
  left: 0;
  top: 9px;
  width: 7px;
  height: 7px;
  content: "";
  border-radius: 999px;
  background: var(--signal);
}

.top-contact .contact-copy p {
  color: var(--muted-ink);
}

.contact-inner {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 0.75fr) minmax(520px, 0.95fr);
  gap: clamp(32px, 7vw, 96px);
}

.contact-copy p {
  max-width: 560px;
  margin-top: 24px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 18px;
}

.contact-form {
  display: grid;
  gap: 16px;
  padding: 30px;
  border-radius: 6px;
  background: var(--white);
  color: var(--ink);
  box-shadow: var(--shadow);
  scroll-margin-top: 112px;
}

.form-heading {
  display: none;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

label {
  display: grid;
  gap: 8px;
  min-width: 0;
  color: var(--steel);
  font-size: 14px;
  font-weight: 800;
}

input,
select,
textarea {
  width: 100%;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 14px 14px;
  color: var(--ink);
  font: inherit;
}

textarea {
  resize: vertical;
}

.agree {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted-ink);
  font-size: 14px;
  font-weight: 500;
}

.agree input {
  width: 14px;
  height: 14px;
}

.agree a {
  color: var(--signal);
  text-decoration: underline;
}

.contact-form .button {
  width: 100%;
  margin-top: 6px;
  border: 0;
}

.form-note {
  min-height: 22px;
  margin: 0;
  color: var(--signal-dark);
  font-size: 14px;
  font-weight: 700;
}

.footer {
  justify-content: space-between;
  gap: 16px;
  padding: 28px clamp(20px, 4vw, 58px);
  color: rgba(255, 255, 255, 0.68);
  background: #0c1117;
  font-size: 14px;
}

.trust-strip {
  padding: 28px 0;
  color: var(--white);
  background: #0f172a;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: rgba(255, 255, 255, 0.14);
}

.trust-grid div {
  display: grid;
  gap: 6px;
  padding: 24px;
  background: #0f172a;
}

.trust-grid strong {
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1;
}

.trust-grid span {
  color: rgba(255, 255, 255, 0.68);
  font-weight: 800;
}

.fleet-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.fleet-grid article {
  min-height: 230px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--white);
}

.fleet-grid span {
  display: block;
  margin-bottom: 44px;
  color: var(--signal);
  font-weight: 900;
}

.fleet-grid p {
  color: var(--muted-ink);
  line-height: 1.65;
}

.coverage {
  padding: clamp(72px, 9vw, 112px) 0;
  color: var(--white);
  background: var(--forest);
}

.coverage-inner {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(420px, 0.9fr);
  gap: clamp(32px, 6vw, 80px);
  align-items: center;
}

.coverage-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.coverage-list span {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  padding: 0 16px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.86);
  background: rgba(255, 255, 255, 0.08);
  font-weight: 850;
}

.floating-contact {
  position: fixed;
  right: 28px;
  bottom: 28px;
  z-index: 30;
  display: grid;
  gap: 12px;
}

.floating-contact a {
  display: grid;
  width: 58px;
  height: 58px;
  place-items: center;
  border-radius: 999px;
  box-shadow: 0 18px 34px rgba(17, 24, 39, 0.18);
  font-weight: 900;
}

.floating-contact .talk {
  color: #2d2500;
  background: #fee500;
  font-size: 12px;
}

.floating-contact .call {
  color: var(--white);
  background: #172345;
  font-size: 25px;
}

@media (max-width: 920px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .nav {
    display: none;
  }

  .hero-inner {
    grid-template-columns: 1fr;
  }

  .hero-quote-card {
    max-width: 520px;
  }

  .intro-grid,
  .visual-section,
  .contact-inner,
  .coverage-inner {
    grid-template-columns: 1fr;
  }

  .header-talk {
    display: inline-flex;
  }

  .visual-section {
    min-height: auto;
  }

  .visual-image {
    min-height: 360px;
  }

  .service-grid,
  .case-grid,
  .fleet-grid,
  .trust-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .site-header {
    display: flex;
    align-items: center;
    width: calc(100vw - 28px);
    max-width: calc(100vw - 28px);
    padding: 9px 14px;
    gap: 8px;
    color: var(--ink);
    background: rgba(255, 255, 255, 0.94);
    box-shadow: 0 8px 20px rgba(17, 24, 39, 0.08);
    backdrop-filter: blur(14px);
  }

  .header-actions {
    position: absolute;
    top: 9px;
    right: 0;
    flex: 0 0 auto;
    margin-left: auto;
  }

  .brand {
    gap: 6px;
  }

  .brand img {
    width: auto;
  }

  .brand-icon {
    width: 18px;
    height: 18px;
  }

  .brand-name {
    max-width: 78px;
    overflow: hidden;
    color: var(--ink);
    font-size: 13px;
    text-overflow: clip;
  }

  .header-cta {
    min-height: 36px;
    width: 78px;
    padding: 0;
    font-size: 12px;
    color: var(--ink) !important;
    border-color: var(--ink) !important;
    background: transparent !important;
  }

  .header-talk {
    min-height: 36px;
    width: 48px;
    padding: 0;
    font-size: 12px;
  }

  .hero {
    min-height: auto;
  }

  .hero-inner {
    width: min(100% - 28px, 1180px);
    gap: 12px;
    padding-top: 78px;
    padding-bottom: 22px;
  }

  h1 {
    margin-bottom: 10px;
    font-size: clamp(34px, 10.6vw, 45px);
    line-height: 0.92;
  }

  .mobile-title-break {
    display: inline;
  }

  .eyebrow,
  .section-label {
    margin-bottom: 10px;
    font-size: 12px;
  }

  .hero-quote-card {
    padding: 13px;
    scroll-margin-top: 84px;
  }

  .hero-quote-kicker {
    margin-bottom: 5px;
    font-size: 11px;
  }

  .hero-quote-card h2 {
    margin-bottom: 8px;
    font-size: 20px;
  }

  .hero-quote-card form {
    gap: 7px;
  }

  .hero-quote-card label {
    gap: 6px;
    font-size: 13px;
  }

  .hero-quote-card input,
  .hero-quote-card select {
    min-height: 34px;
    padding: 7px 9px;
    min-width: 0;
  }

  .hero-quote-card button {
    min-height: 38px;
  }

  .hero-quote-row {
    grid-template-columns: 1fr 1fr;
    gap: 6px;
  }

  .hero-quote-result {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-top: 8px;
    padding-top: 8px;
  }

  .hero-quote-result strong {
    font-size: 17px;
  }

  .hero-quote-link {
    min-height: 34px;
    margin-top: 8px;
    font-size: 12px;
  }

  .hero-quote-note {
    margin-top: 7px;
    font-size: 11px;
    line-height: 1.45;
  }

  .hero-copy {
    margin-bottom: 0;
    font-size: 14px;
    line-height: 1.45;
  }

  .desktop-copy {
    display: none;
  }

  .mobile-copy {
    display: inline;
  }

  .hero-actions {
    display: none;
  }

  .button {
    width: 100%;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .hero-metrics {
    display: none;
  }

  .service-grid,
  .case-grid,
  .fleet-grid,
  .trust-grid {
    grid-template-columns: 1fr;
  }

  .trust-strip {
    display: none;
  }

  .service-card,
  .case-grid article,
  .fleet-grid article {
    min-height: auto;
  }

  .service-number {
    margin-bottom: 36px;
  }

  .contact-form {
    gap: 7px;
    padding: 12px;
    border-radius: 6px;
    scroll-margin-top: 112px;
  }

  .contact-form .form-row {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }

  .top-contact {
    padding: 66px 0 48px;
    scroll-margin-top: 0;
  }

  .contact-inner {
    width: min(100% - 28px, 1180px);
    gap: 0;
  }

  .contact-copy {
    display: none;
  }

  .form-heading {
    display: block;
    margin-bottom: 4px;
  }

  .form-heading h2 {
    margin: 0 0 6px;
    color: #172345;
    font-size: 22px;
    line-height: 1.15;
  }

  .form-heading p {
    margin: 0 0 8px;
    color: var(--muted-ink);
    font-size: 12px;
    line-height: 1.45;
    font-weight: 700;
  }

  .contact-copy .section-label {
    margin-bottom: 8px;
  }

  .contact-copy h2 {
    font-size: 26px;
  }

  .contact-copy p {
    margin-top: 10px;
    font-size: 14px;
    line-height: 1.5;
  }

  .contact-points {
    display: none;
  }

  .contact-form label {
    gap: 5px;
    font-size: 12px;
  }

  .contact-form input,
  .contact-form select,
  .contact-form textarea {
    min-height: 32px;
    padding: 7px 9px;
    font-size: 12px;
  }

  .contact-form textarea {
    min-height: 46px;
  }

  .agree {
    display: none;
  }

  .contact-form .button {
    min-height: 36px;
    margin-top: 0;
  }

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

  .floating-contact {
    display: none;
  }
}