:root {
  --ink: #07111f;
  --ink-2: #172337;
  --steel: #5c6878;
  --muted: #7c8796;
  --line: #dce4ed;
  --soft-line: #eaf0f5;
  --paper: #ffffff;
  --mist: #f4f7f9;
  --graphite: #101820;
  --navy: #071a33;
  --cyan: #22c7e8;
  --lime: #b8ef4d;
  --blue: #1463df;
  --shadow: 0 22px 60px rgba(7, 17, 31, 0.15);
  --radius: 8px;
  --container: min(1180px, calc(100vw - 48px));
  font-family: "Noto Sans KR", "Apple SD Gothic Neo", "Malgun Gothic", Arial, sans-serif;
  color: var(--ink);
  background: var(--paper);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: auto;
  scroll-snap-type: none;
}

html.is-auto-scrolling {
  scroll-behavior: auto;
  scroll-snap-type: none;
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background: var(--paper);
  color: var(--ink);
  word-break: keep-all;
}

body.menu-open {
  overflow: hidden;
}

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

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

button,
input,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

.skip-link {
  position: fixed;
  left: 16px;
  top: 12px;
  z-index: 1000;
  transform: translateY(-150%);
  padding: 10px 14px;
  border-radius: 4px;
  color: var(--paper);
  background: var(--blue);
}

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

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  padding: 0 clamp(22px, 4vw, 56px);
  color: var(--paper);
  background: linear-gradient(180deg, rgba(3, 9, 18, 0.72), rgba(3, 9, 18, 0.18));
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: background 180ms ease, height 180ms ease, box-shadow 180ms ease, opacity 240ms ease, transform 260ms ease;
  transform: translateY(0);
}

.site-header.is-scrolled,
.site-header.menu-active {
  height: 66px;
  background: rgba(5, 14, 27, 0.94);
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(16px);
}

.site-header.is-immersive-hidden:not(.menu-active) {
  opacity: 0;
  pointer-events: none;
  transform: translateY(-100%);
}

.brand {
  display: inline-flex;
  align-items: center;
  width: clamp(134px, 12vw, 186px);
  min-width: 134px;
}

.brand img {
  width: 100%;
  height: auto;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(16px, 1.9vw, 32px);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0;
}

.site-nav a {
  position: relative;
  padding: 27px 0;
  color: rgba(255, 255, 255, 0.86);
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 19px;
  height: 2px;
  transform: scaleX(0);
  transform-origin: left;
  background: var(--lime);
  transition: transform 180ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--paper);
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  transform: scaleX(1);
}

.menu-toggle {
  display: none;
  position: relative;
  width: 44px;
  height: 44px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
}

.menu-toggle span {
  position: absolute;
  left: 50%;
  top: 50%;
  display: block;
  width: 18px;
  height: 2px;
  transform: translate(-50%, -50%);
  background: var(--paper);
  transition: transform 160ms ease;
}

.menu-toggle span:first-child {
  transform: translate(-50%, calc(-50% - 4px));
}

.menu-toggle span:last-child {
  transform: translate(-50%, calc(-50% + 4px));
}

.site-header.menu-active .menu-toggle span:first-child {
  transform: translate(-50%, -50%) rotate(45deg);
}

.site-header.menu-active .menu-toggle span:last-child {
  transform: translate(-50%, -50%) rotate(-45deg);
}

.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-items: end;
  overflow: hidden;
  color: var(--paper);
  isolation: isolate;
  padding: 116px clamp(22px, 4vw, 56px) 28px;
  scroll-snap-align: start;
  scroll-snap-stop: always;
}

.hero-media,
.hero-shade {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transform: scale(1.035) translate3d(0, 0, 0);
  transform-origin: 68% 42%;
  animation: heroSlowPan 92s ease-in-out infinite alternate;
  will-change: transform;
}

.hero-shade {
  z-index: -1;
  background:
    linear-gradient(90deg, rgba(3, 8, 16, 0.94) 0%, rgba(4, 13, 26, 0.78) 35%, rgba(4, 13, 26, 0.22) 72%, rgba(4, 13, 26, 0.55) 100%),
    linear-gradient(180deg, rgba(3, 8, 16, 0.15) 0%, rgba(3, 8, 16, 0.86) 100%);
}

.hero::before {
  content: "";
  position: absolute;
  inset: -18% -35%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.58;
  background: linear-gradient(103deg, transparent 38%, rgba(34, 199, 232, 0.12) 49%, transparent 60%);
  transform: translateX(-42%);
  animation: signalSweep 7.5s cubic-bezier(0.62, 0, 0.22, 1) infinite;
}

.hero::after {
  content: "";
  position: absolute;
  inset: -12% -18%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.16;
  mix-blend-mode: screen;
  background: linear-gradient(110deg, transparent 0%, transparent 43%, rgba(34, 199, 232, 0.11) 50%, transparent 57%, transparent 100%);
  transform: translate3d(-10%, 0, 0);
  animation: networkScan 18s ease-in-out infinite;
}

.hero-signal {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: 0.54;
  mix-blend-mode: screen;
}

.hero-inner,
.hero-status {
  position: relative;
  z-index: 1;
}

.hero-inner {
  width: var(--container);
  margin: 0 auto 58px;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--lime);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.eyebrow.dark {
  color: var(--blue);
}

.hero h1 {
  margin: 0;
  max-width: 720px;
  font-size: clamp(64px, 11vw, 154px);
  line-height: 0.82;
  font-weight: 950;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 660px;
  margin: 34px 0 0;
  color: rgba(255, 255, 255, 0.84);
  font-size: clamp(17px, 1.5vw, 22px);
  line-height: 1.75;
  font-weight: 500;
}

.hero-actions,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.primary-link,
.ghost-link,
.copy-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 0;
  transition: transform 160ms ease, background 160ms ease, color 160ms ease, border-color 160ms ease;
}

.primary-link {
  color: #08111c;
  background: var(--lime);
}

.primary-link:hover,
.ghost-link:hover,
.copy-button:hover {
  transform: translateY(-2px);
}

.ghost-link {
  border: 1px solid rgba(255, 255, 255, 0.34);
  color: var(--paper);
  background: rgba(255, 255, 255, 0.06);
}

.hero-status {
  width: var(--container);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(3, 10, 22, 0.66);
  backdrop-filter: blur(14px);
}

.hero-status div {
  min-height: 108px;
  padding: 21px 24px;
  border-right: 1px solid rgba(255, 255, 255, 0.12);
}

.hero-status div:last-child {
  border-right: 0;
}

.hero-status span {
  display: block;
  margin-bottom: 10px;
  color: var(--cyan);
  font-size: 12px;
  font-weight: 900;
}

.hero-status strong {
  display: block;
  margin-bottom: 7px;
  font-size: 16px;
  letter-spacing: 0;
}

.hero-status p {
  margin: 0;
  color: rgba(255, 255, 255, 0.66);
  font-size: 13px;
  line-height: 1.55;
}

.cinematic-hero {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 100svh;
  overflow: hidden;
  isolation: isolate;
  padding: 116px clamp(22px, 4vw, 56px) 64px;
  color: var(--paper);
  background: #03101b;
  scroll-snap-align: start;
  scroll-snap-stop: always;
}

.cinematic-video,
.cinematic-shade,
.cinematic-scan {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.cinematic-video {
  z-index: -4;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(1.12) saturate(1.1) contrast(1.05);
}

.cinematic-shade {
  z-index: -3;
  background:
    radial-gradient(circle at 50% 50%, rgba(34, 199, 232, 0.08), transparent 38%),
    linear-gradient(90deg, rgba(3, 8, 16, 0.72) 0%, rgba(3, 8, 16, 0.24) 48%, rgba(3, 8, 16, 0.68) 100%),
    linear-gradient(180deg, rgba(3, 8, 16, 0.46) 0%, rgba(3, 8, 16, 0.06) 42%, rgba(3, 8, 16, 0.62) 100%);
}

.cinematic-scan {
  z-index: -2;
  opacity: 0.38;
  mix-blend-mode: screen;
  background:
    linear-gradient(90deg, transparent 0 36%, rgba(34, 199, 232, 0.14) 44%, rgba(184, 239, 77, 0.1) 48%, transparent 58%),
    repeating-linear-gradient(180deg, rgba(255, 255, 255, 0.048) 0 1px, transparent 1px 8px);
  animation: cinematicScan 3.4s linear infinite;
}

.cinematic-copy {
  position: relative;
  z-index: 1;
  display: grid;
  justify-items: center;
  max-width: 980px;
  text-align: center;
}

.cinematic-copy h1 {
  margin: 0;
  color: var(--paper);
  font-size: clamp(52px, 6.2vw, 104px);
  line-height: 0.98;
  font-weight: 950;
  letter-spacing: 0;
  text-shadow: 0 18px 48px rgba(0, 0, 0, 0.55), 0 0 28px rgba(34, 199, 232, 0.25);
}

.cinematic-copy h1 span {
  display: block;
  white-space: nowrap;
}

.cinematic-copy > p:not(.eyebrow) {
  width: min(820px, 80vw);
  margin: 28px 0 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(18px, 1.55vw, 24px);
  font-weight: 800;
  line-height: 1.65;
  text-shadow: 0 10px 28px rgba(0, 0, 0, 0.7);
}

.cinematic-link {
  display: inline-grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  min-width: 190px;
  min-height: 56px;
  margin-top: 34px;
  padding: 0 18px 0 28px;
  border: 1px solid rgba(255, 255, 255, 0.58);
  border-radius: 8px;
  color: var(--paper);
  background: rgba(3, 12, 24, 0.42);
  backdrop-filter: blur(15px);
  font-size: 15px;
  font-weight: 900;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.cinematic-link:hover,
.cinematic-link:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(184, 239, 77, 0.86);
  background: rgba(3, 12, 24, 0.66);
}

.cinematic-link span {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  margin-left: 24px;
  border-radius: 50%;
  color: #07111f;
  background: var(--paper);
}

.cinematic-dots {
  position: absolute;
  left: 50%;
  bottom: 35px;
  z-index: 1;
  display: flex;
  gap: 10px;
  transform: translateX(-50%);
}

.cinematic-dots span {
  width: 32px;
  height: 4px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.42);
}

.cinematic-dots .active {
  background: var(--paper);
}

.section {
  width: var(--container);
  margin: 0 auto;
  min-height: 100svh;
  display: grid;
  align-content: center;
  padding: clamp(58px, 7vw, 104px) 0;
  scroll-snap-align: start;
  scroll-snap-stop: always;
}

.section-head {
  max-width: 820px;
}

.section-head.split {
  max-width: none;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.7fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: end;
}

.section h2 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(34px, 4.5vw, 62px);
  line-height: 1.08;
  letter-spacing: 0;
}

.section-head p:not(.eyebrow),
.tech-copy > p,
.quality-copy > p,
.contact-card > p {
  margin: 0;
  color: var(--steel);
  font-size: 17px;
  line-height: 1.8;
}

.section-intro {
  padding-top: clamp(76px, 8vw, 118px);
}

.intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(320px, 1fr);
  gap: clamp(32px, 5vw, 78px);
  align-items: start;
  margin-top: 44px;
}

.lead {
  margin: 0;
  color: var(--ink-2);
  font-size: clamp(21px, 2.2vw, 30px);
  line-height: 1.65;
  font-weight: 750;
}

.metric-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--soft-line);
}

.metric-row div {
  min-height: 150px;
  padding: 28px 20px;
  border-right: 1px solid var(--soft-line);
}

.metric-row div:last-child {
  border-right: 0;
}

.metric-row strong {
  display: block;
  margin-bottom: 16px;
  color: var(--ink);
  font-size: clamp(21px, 2.2vw, 32px);
  font-weight: 950;
}

.metric-row span {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.credentials-section {
  width: 100%;
  padding-block: clamp(52px, 5.8vw, 78px);
  padding-inline: max(24px, calc((100vw - 1180px) / 2));
  background:
    linear-gradient(120deg, rgba(244, 247, 249, 0.96), rgba(255, 255, 255, 0.96)),
    var(--paper);
}

.credentials-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(330px, 0.9fr);
  gap: 20px;
  margin-top: 34px;
}

.history-panel,
.certificate-panel {
  min-height: 292px;
  padding: clamp(28px, 3.4vw, 42px);
  border-radius: var(--radius);
  box-shadow: 0 18px 42px rgba(7, 17, 31, 0.08);
}

.history-panel {
  color: var(--paper);
  background: linear-gradient(145deg, #0a1728 0%, #15263a 62%, #243936 100%);
}

.certificate-panel {
  border: 1px solid var(--line);
  background: var(--paper);
}

.history-panel h3,
.certificate-panel h3 {
  margin: 0 0 22px;
  font-size: clamp(24px, 2.4vw, 34px);
  letter-spacing: 0;
}

.history-panel ol {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.history-panel li {
  display: grid;
  grid-template-columns: 118px 1fr;
  gap: 20px;
  padding: 12px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}

.history-panel time {
  color: var(--lime);
  font-size: 14px;
  font-weight: 950;
}

.history-panel span {
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(17px, 1.6vw, 21px);
  font-weight: 800;
}

.certificate-list {
  display: grid;
  gap: 14px;
}

.certificate-list button {
  min-height: 78px;
  display: grid;
  align-content: center;
  width: 100%;
  padding: 18px 20px;
  border: 1px solid var(--soft-line);
  border-radius: var(--radius);
  background: #fbfcfd;
  text-align: left;
  cursor: pointer;
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.certificate-list button:hover,
.certificate-list button:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(20, 99, 223, 0.36);
  background: #fff;
  box-shadow: 0 14px 30px rgba(7, 17, 31, 0.09);
  outline: none;
}

.certificate-list strong {
  margin-bottom: 7px;
  color: var(--blue);
  font-size: clamp(20px, 2.1vw, 29px);
  font-weight: 950;
}

.certificate-list span {
  color: var(--steel);
  font-size: 14px;
  font-weight: 700;
}

.business-section {
  width: 100%;
  padding-inline: max(24px, calc((100vw - 1180px) / 2));
  background: var(--mist);
}

.business-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 42px;
}

.business-card {
  min-height: 330px;
  display: flex;
  flex-direction: column;
  padding: clamp(22px, 2.4vw, 30px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  box-shadow: 0 14px 32px rgba(7, 17, 31, 0.06);
}

.business-card.accent {
  color: var(--paper);
  border-color: transparent;
  background: linear-gradient(155deg, #0c1a2f 0%, #15273a 66%, #20332f 100%);
}

.card-index {
  width: 42px;
  height: 42px;
  display: inline-grid;
  place-items: center;
  margin-bottom: 32px;
  border-radius: 50%;
  color: var(--blue);
  background: #eef6ff;
  font-size: 12px;
  font-weight: 950;
}

.business-card.accent .card-index {
  color: var(--graphite);
  background: var(--lime);
}

.business-card h3 {
  margin: 0 0 16px;
  font-size: clamp(21px, 2vw, 28px);
  line-height: 1.18;
}

.business-card p {
  margin: 0 0 28px;
  color: var(--steel);
  line-height: 1.68;
}

.business-card.accent p {
  color: rgba(255, 255, 255, 0.76);
}

.business-card ul {
  margin: auto 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.business-card li {
  position: relative;
  padding-left: 18px;
  color: var(--ink-2);
  font-size: 14px;
  font-weight: 800;
}

.business-card.accent li {
  color: rgba(255, 255, 255, 0.88);
}

.business-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
}

.business-card.accent li::before {
  background: var(--lime);
}

.technology-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 0.8fr);
  gap: clamp(34px, 5vw, 72px);
  align-content: center;
  align-items: center;
}

.image-panel,
.quality-image {
  overflow: hidden;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  background: var(--graphite);
}

.image-panel img,
.quality-image img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 600ms ease;
}

.image-panel:hover img,
.quality-image:hover img {
  transform: scale(1.035);
}

.tech-copy h2,
.quality-copy h2,
.contact-card h2 {
  margin-bottom: 24px;
}

.tech-list {
  display: grid;
  gap: 16px;
  margin-top: 34px;
}

.tech-list div {
  display: grid;
  grid-template-columns: 132px 1fr;
  gap: 18px;
  align-items: baseline;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--soft-line);
}

.tech-list strong {
  color: var(--ink);
  font-size: 15px;
  font-weight: 950;
}

.tech-list span {
  color: var(--steel);
  font-size: 15px;
  line-height: 1.65;
}

.process-section {
  width: 100%;
  padding-inline: max(24px, calc((100vw - 1180px) / 2));
  background: #fbfcfd;
  border-top: 1px solid var(--soft-line);
  border-bottom: 1px solid var(--soft-line);
}

.process-track {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  margin: 56px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--ink);
}

.process-track li {
  min-height: 210px;
  padding: 26px 24px;
  border-right: 1px solid var(--soft-line);
}

.process-track li:last-child {
  border-right: 0;
}

.process-track span {
  display: block;
  margin-bottom: 48px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 950;
}

.process-track strong {
  display: block;
  margin-bottom: 12px;
  font-size: 22px;
  font-weight: 950;
}

.process-track p {
  margin: 0;
  color: var(--steel);
  font-size: 14px;
  line-height: 1.65;
}

.quality-section {
  width: 100%;
  display: grid;
  grid-template-columns: minmax(320px, 0.82fr) minmax(0, 1fr);
  gap: clamp(32px, 5vw, 76px);
  align-content: center;
  align-items: center;
  padding-inline: max(24px, calc((100vw - 1180px) / 2));
  color: var(--paper);
  background:
    linear-gradient(120deg, rgba(8, 15, 28, 0.98), rgba(12, 27, 48, 0.94)),
    #0a1320;
}

.quality-copy h2 {
  color: var(--paper);
}

.quality-copy > p {
  color: rgba(255, 255, 255, 0.74);
}

.quality-points {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 36px;
}

.quality-points div {
  min-height: 120px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
}

.quality-points strong {
  display: block;
  margin-bottom: 14px;
  color: var(--lime);
  font-size: 13px;
  font-weight: 950;
}

.quality-points span {
  color: rgba(255, 255, 255, 0.75);
  font-size: 14px;
  line-height: 1.6;
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.72fr);
  gap: 22px;
  align-content: center;
  align-items: stretch;
}

.contact-card,
.company-info {
  border-radius: var(--radius);
  background: var(--mist);
}

.contact-card {
  padding: clamp(34px, 5vw, 58px);
  border: 1px solid var(--soft-line);
}

.dark-link {
  color: var(--paper);
  background: var(--ink);
}

.copy-button {
  border: 1px solid var(--line);
  color: var(--ink);
  background: var(--paper);
}

.company-info {
  padding: clamp(30px, 4vw, 44px);
  color: var(--paper);
  background: linear-gradient(155deg, #0c1a2f 0%, #162437 58%, #243b38 100%);
}

.company-info dl,
.company-info dd {
  margin: 0;
}

.company-info dl {
  display: grid;
  gap: 24px;
}

.company-info div {
  padding-bottom: 22px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.company-info div:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.company-info dt {
  margin-bottom: 8px;
  color: var(--lime);
  font-size: 12px;
  font-weight: 950;
  text-transform: uppercase;
}

.company-info dd {
  color: rgba(255, 255, 255, 0.88);
  font-size: 16px;
  line-height: 1.65;
}

.company-info a {
  color: var(--paper);
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 24px;
  align-items: end;
  min-height: 32svh;
  padding: 42px clamp(24px, 4vw, 56px);
  color: rgba(255, 255, 255, 0.66);
  background: #060d16;
  font-size: 13px;
  scroll-snap-align: end;
}

.site-footer img {
  width: 150px;
  margin-bottom: 14px;
}

.site-footer p {
  margin: 0;
  line-height: 1.7;
}

.cert-dialog {
  width: min(920px, calc(100vw - 36px));
  max-height: min(92svh, 980px);
  padding: 0;
  border: 0;
  border-radius: var(--radius);
  background: transparent;
  color: var(--ink);
}

.cert-dialog::backdrop {
  background: rgba(4, 10, 18, 0.72);
  backdrop-filter: blur(8px);
}

.cert-dialog-inner {
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--paper);
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.35);
}

.cert-dialog-head {
  min-height: 62px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 0 20px 0 24px;
  border-bottom: 1px solid var(--soft-line);
}

.cert-dialog-head h3 {
  margin: 0;
  font-size: 20px;
  letter-spacing: 0;
}

.cert-dialog-close {
  width: 38px;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  background: var(--paper);
  font-size: 25px;
  line-height: 1;
}

.cert-dialog img {
  width: 100%;
  max-height: calc(92svh - 62px);
  object-fit: contain;
  background: #f6f8fb;
}

.top-button {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 60;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 8px;
  color: var(--ink);
  background: var(--lime);
  box-shadow: 0 16px 34px rgba(0, 0, 0, 0.2);
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity 160ms ease, transform 160ms ease;
}

.top-button.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 520ms ease, transform 520ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes heroSlowPan {
  from {
    transform: scale(1.035) translate3d(0, 0, 0);
  }

  to {
    transform: scale(1.042) translate3d(-0.18%, -0.12%, 0);
  }
}

@keyframes networkScan {
  0% {
    opacity: 0;
    transform: translate3d(-10%, 0, 0);
  }

  42%,
  62% {
    opacity: 0.16;
  }

  100% {
    opacity: 0;
    transform: translate3d(10%, 0, 0);
  }
}

@keyframes signalSweep {
  0%,
  18% {
    transform: translateX(-42%);
    opacity: 0;
  }

  38%,
  58% {
    opacity: 0.58;
  }

  88%,
  100% {
    transform: translateX(42%);
    opacity: 0;
  }
}

@keyframes cinematicScan {
  from {
    background-position: -86vw 0, 0 0;
  }

  to {
    background-position: 86vw 0, 0 80px;
  }
}

@media (max-width: 980px) {
  .menu-toggle {
    display: grid;
  }

  .site-nav {
    position: fixed;
    inset: 66px 18px auto;
    display: grid;
    gap: 0;
    padding: 12px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 8px;
    background: rgba(6, 14, 25, 0.98);
    box-shadow: var(--shadow);
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 160ms ease, transform 160ms ease;
  }

  .site-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .site-nav a {
    padding: 15px 12px;
    border-radius: 6px;
  }

  .site-nav a:hover,
  .site-nav a:focus-visible {
    background: rgba(255, 255, 255, 0.06);
  }

  .site-nav a::after {
    display: none;
  }

  .hero {
    min-height: 100svh;
    padding-top: 98px;
  }

  .cinematic-hero {
    min-height: 100svh;
    padding: 98px 22px 54px;
  }

  .cinematic-copy h1 {
    font-size: clamp(48px, 10.8vw, 82px);
  }

  .cinematic-copy > p:not(.eyebrow) {
    width: min(720px, 92vw);
  }

  .hero-media img {
    object-position: 63% center;
  }

  .hero-shade {
    background:
      linear-gradient(90deg, rgba(3, 8, 16, 0.94), rgba(4, 13, 26, 0.68)),
      linear-gradient(180deg, rgba(3, 8, 16, 0.08), rgba(3, 8, 16, 0.86));
  }

  .hero-status {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
  }

  .hero-status div {
    flex: 0 0 100%;
    min-height: 104px;
    scroll-snap-align: start;
  }

  .section-head.split,
  .intro-grid,
  .technology-section,
  .quality-section,
  .contact-section {
    grid-template-columns: 1fr;
  }

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

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

  .business-card {
    min-height: auto;
  }

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

  .process-track li:nth-child(2) {
    border-right: 0;
  }

  .process-track li:nth-child(n+3) {
    border-top: 1px solid var(--soft-line);
  }

  .quality-points {
    grid-template-columns: 1fr;
  }

  .site-footer {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  :root {
    --container: min(100vw - 32px, 1180px);
  }

  .site-header {
    height: 64px;
    padding-inline: 16px;
  }

  .site-header.is-scrolled,
  .site-header.menu-active {
    height: 62px;
  }

  .brand {
    width: 128px;
    min-width: 128px;
  }

  .hero {
    min-height: 100svh;
    padding: 86px 16px 18px;
  }

  .cinematic-hero {
    min-height: 100svh;
    padding: 86px 18px 46px;
  }

  .cinematic-video {
    object-position: center;
  }

  .cinematic-copy {
    justify-items: start;
    width: 100%;
    text-align: left;
  }

  .cinematic-copy h1 {
    font-size: clamp(42px, 14vw, 62px);
    line-height: 1.02;
  }

  .cinematic-copy h1 span {
    white-space: normal;
  }

  .cinematic-copy > p:not(.eyebrow) {
    width: 100%;
    margin-top: 20px;
    font-size: 17px;
    line-height: 1.62;
  }

  .cinematic-link {
    min-width: 170px;
    min-height: 52px;
    margin-top: 26px;
  }

  .cinematic-dots {
    bottom: 20px;
  }

  .hero-inner {
    margin-bottom: 22px;
  }

  .eyebrow {
    margin-bottom: 13px;
    font-size: 11px;
    letter-spacing: 0.1em;
  }

  .hero h1 {
    font-size: clamp(58px, 20vw, 86px);
  }

  .hero-copy {
    margin-top: 22px;
    font-size: 16px;
    line-height: 1.7;
  }

  .hero-actions,
  .contact-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .primary-link,
  .ghost-link,
  .copy-button {
    width: 100%;
  }

  .hero-status div {
    flex-basis: 100%;
    padding: 18px;
  }

  .section {
    padding-block: 68px;
  }

  .section h2 {
    font-size: clamp(31px, 10vw, 42px);
  }

  .section-head p:not(.eyebrow),
  .tech-copy > p,
  .quality-copy > p,
  .contact-card > p {
    font-size: 16px;
  }

  .intro-grid {
    margin-top: 28px;
  }

  .lead {
    font-size: 20px;
  }

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

  .metric-row div {
    min-height: auto;
    padding: 22px 0;
    border-right: 0;
    border-bottom: 1px solid var(--soft-line);
  }

  .metric-row div:last-child {
    border-bottom: 0;
  }

  .business-section,
  .credentials-section,
  .process-section,
  .quality-section {
    padding-inline: 16px;
  }

  .business-grid {
    margin-top: 34px;
    grid-template-columns: 1fr;
  }

  .credentials-grid {
    margin-top: 32px;
  }

  .history-panel,
  .certificate-panel {
    min-height: auto;
    padding: 26px;
  }

  .history-panel li {
    grid-template-columns: 84px 1fr;
    gap: 14px;
    padding: 12px 0;
  }

  .cert-dialog {
    width: calc(100vw - 24px);
  }

  .cert-dialog-head {
    min-height: 56px;
    padding-inline: 16px;
  }

  .card-index {
    margin-bottom: 28px;
  }

  .tech-list div {
    grid-template-columns: 1fr;
    gap: 7px;
  }

  .process-track {
    grid-template-columns: 1fr;
  }

  .process-track li {
    min-height: auto;
    padding: 23px 0;
    border-right: 0;
    border-bottom: 1px solid var(--soft-line);
  }

  .process-track li:nth-child(n+3) {
    border-top: 0;
  }

  .process-track li:last-child {
    border-bottom: 0;
  }

  .process-track span {
    margin-bottom: 26px;
  }

  .quality-points div {
    min-height: auto;
  }

  .contact-card,
  .company-info {
    padding: 26px;
  }

  .site-footer {
    padding: 34px 18px;
  }
}