:root {
  --navy: #071a2f;
  --navy-2: #0b2947;
  --navy-3: #123a5f;
  --blue: #126eaf;
  --cyan: #16a9d5;
  --cyan-soft: #dff6fc;
  --amber: #f4aa1c;
  --red: #e84b42;
  --ink: #132237;
  --muted: #647287;
  --line: #dbe3eb;
  --soft: #f4f7fa;
  --white: #ffffff;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
}

body {
  margin: 0;
  background: var(--white);
  color: var(--ink);
  font-family: Inter, "Segoe UI", Arial, Helvetica, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

button,
input,
select,
textarea {
  font: inherit;
}

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

:focus-visible {
  outline: 3px solid rgba(22, 169, 213, 0.45);
  outline-offset: 3px;
}

.shell {
  width: min(1180px, calc(100% - 48px));
  margin-inline: auto;
}

.section {
  padding: 104px 0;
}

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

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

h1,
h2,
h3 {
  color: var(--ink);
  line-height: 1.15;
  letter-spacing: -0.03em;
}

h2 {
  margin-bottom: 0;
  font-size: clamp(2rem, 3.6vw, 3.2rem);
  font-weight: 750;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  color: var(--blue);
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.eyebrow > span {
  display: inline-block;
  width: 28px;
  height: 2px;
  background: var(--cyan);
}

.eyebrow-light {
  color: #9ee6f7;
}

.button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--cyan);
  border-radius: 6px;
  background: var(--cyan);
  color: #05243a;
  cursor: pointer;
  font-size: 0.94rem;
  font-weight: 750;
  letter-spacing: 0.01em;
  padding: 0 24px;
  gap: 9px;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

.button:hover {
  background: #3cc0e3;
  border-color: #3cc0e3;
  transform: translateY(-2px);
}

.button-small {
  min-height: 42px;
  padding-inline: 18px;
  font-size: 0.86rem;
}

.button-ghost {
  border-color: rgba(255, 255, 255, 0.42);
  background: rgba(255, 255, 255, 0.05);
  color: white;
  backdrop-filter: blur(8px);
}

.button-ghost:hover {
  border-color: white;
  background: rgba(255, 255, 255, 0.14);
}

.button-dark {
  border-color: var(--navy);
  background: var(--navy);
  color: white;
}

.button-dark:hover {
  border-color: var(--navy-3);
  background: var(--navy-3);
}

.button-full {
  width: 100%;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  color: var(--blue);
  font-weight: 750;
}

.text-link span {
  transition: transform 180ms ease;
}

.text-link:hover span {
  transform: translateX(5px);
}

.topbar {
  background: var(--navy);
  color: #bfd0df;
  font-size: 0.78rem;
}

.topbar-inner {
  min-height: 35px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.topbar p {
  margin: 0;
  letter-spacing: 0.04em;
}

.topbar-links {
  display: flex;
  align-items: center;
  gap: 14px;
}

.topbar-links a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.topbar a:hover {
  color: white;
}

.site-header {
  position: sticky;
  z-index: 40;
  top: 0;
  border-bottom: 1px solid rgba(9, 39, 65, 0.1);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 8px 28px rgba(7, 26, 47, 0.05);
  backdrop-filter: blur(14px);
}

.nav-wrap {
  min-height: 76px;
  display: flex;
  align-items: center;
}

.brand {
  display: inline-flex;
  align-items: center;
  min-width: 232px;
}

.brand-logo {
  display: block;
  width: 194px;
  height: 46px;
  object-fit: contain;
  object-position: left center;
}

.brand > span:last-child {
  display: flex;
  flex-direction: column;
}

.brand strong {
  color: var(--navy);
  font-size: 1.38rem;
  font-weight: 850;
  letter-spacing: 0.075em;
  line-height: 1;
}

.brand small {
  margin-top: 5px;
  color: var(--muted);
  font-size: 0.55rem;
  font-weight: 750;
  letter-spacing: 0.18em;
  line-height: 1;
}

.brand-mark {
  position: relative;
  width: 43px;
  height: 43px;
  overflow: hidden;
  border-radius: 8px;
  background: var(--navy);
}

.brand-mark i {
  position: absolute;
  left: 9px;
  display: block;
  height: 5px;
  transform: skewX(-20deg);
}

.brand-mark i:nth-child(1) {
  top: 10px;
  width: 25px;
  background: var(--amber);
}

.brand-mark i:nth-child(2) {
  top: 19px;
  width: 20px;
  background: var(--red);
}

.brand-mark i:nth-child(3) {
  top: 28px;
  width: 27px;
  background: var(--cyan);
}

.desktop-nav {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(20px, 2.7vw, 34px);
}

.desktop-nav a {
  position: relative;
  color: #263a50;
  font-size: 0.91rem;
  font-weight: 650;
}

.desktop-nav a::after {
  position: absolute;
  right: 0;
  bottom: -8px;
  left: 0;
  height: 2px;
  background: var(--cyan);
  content: "";
  transform: scaleX(0);
  transition: transform 180ms ease;
}

.desktop-nav a:hover::after {
  transform: scaleX(1);
}

.nav-cta {
  margin-left: 18px;
}

.mobile-menu {
  display: none;
  margin-left: auto;
}

.mobile-menu summary {
  width: 44px;
  height: 44px;
  display: grid;
  place-content: center;
  gap: 5px;
  border: 1px solid var(--line);
  border-radius: 7px;
  cursor: pointer;
  list-style: none;
}

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

.mobile-menu summary span {
  width: 20px;
  height: 2px;
  background: var(--navy);
}

.hero {
  position: relative;
  min-height: 690px;
  overflow: hidden;
  background: var(--navy);
}

.hero-media {
  position: absolute;
  inset: 0;
  background: url("./startech-hero.webp") center center / cover no-repeat;
}

.hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(4, 18, 34, 0.98) 0%, rgba(4, 22, 39, 0.91) 34%, rgba(4, 21, 37, 0.28) 64%, rgba(4, 18, 34, 0.1) 100%),
    linear-gradient(0deg, rgba(5, 22, 39, 0.6) 0%, transparent 34%);
}

.hero-inner {
  position: relative;
  min-height: 690px;
  display: flex;
  align-items: center;
  padding: 62px 0 40px;
}

.hero-copy {
  width: min(660px, 58%);
  color: white;
}

.hero h1 {
  margin: 0 0 24px;
  color: white;
  font-size: clamp(3rem, 5.8vw, 5rem);
  font-weight: 780;
  letter-spacing: -0.045em;
  line-height: 1.03;
}

.hero h1 em {
  display: block;
  color: #8cdef1;
  font-style: normal;
}

.hero-lead {
  max-width: 590px;
  margin-bottom: 34px;
  color: #c9d7e2;
  font-size: 1.1rem;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-proof {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  max-width: 650px;
  margin-top: 48px;
  padding-top: 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.hero-proof div {
  display: flex;
  align-items: center;
  gap: 11px;
}

.hero-proof strong {
  color: white;
  font-size: 1.65rem;
  line-height: 1;
}

.hero-proof span {
  color: #9fb3c4;
  font-size: 0.72rem;
  line-height: 1.35;
  text-transform: uppercase;
}

.intro-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 100px;
  align-items: start;
}

.intro-copy {
  padding-top: 8px;
}

.intro-copy p {
  color: var(--muted);
  font-size: 1.03rem;
  line-height: 1.85;
}

.intro-copy p:first-child {
  color: #2b4055;
  font-size: 1.16rem;
  font-weight: 550;
}

.section-heading {
  max-width: 770px;
  margin-bottom: 50px;
}

.section-heading.centered {
  margin-inline: auto;
  text-align: center;
}

.section-heading.centered .eyebrow {
  justify-content: center;
}

.section-heading > p:last-child {
  max-width: 660px;
  margin: 20px auto 0;
  color: var(--muted);
}

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

.pillar {
  position: relative;
  min-height: 510px;
  padding: 36px 34px 30px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: white;
  box-shadow: 0 18px 50px rgba(7, 26, 47, 0.06);
  transition: transform 220ms ease, box-shadow 220ms ease;
}

.pillar::before {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 5px;
  background: var(--blue);
  content: "";
}

.pillar-cyan::before {
  background: var(--cyan);
}

.pillar-amber::before {
  background: var(--amber);
}

.pillar:hover {
  box-shadow: 0 24px 60px rgba(7, 26, 47, 0.12);
  transform: translateY(-6px);
}

.pillar-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 34px;
}

.pillar-number {
  display: grid;
  width: 50px;
  height: 50px;
  place-items: center;
  border-radius: 50%;
  background: #e5f2fa;
  color: var(--blue);
  font-weight: 800;
}

.pillar-cyan .pillar-number {
  background: var(--cyan-soft);
  color: #0581a6;
}

.pillar-amber .pillar-number {
  background: #fff1d4;
  color: #a96700;
}

.pillar-icon {
  display: grid;
  width: 54px;
  height: 54px;
  place-items: center;
  margin-left: auto;
  border: 1px solid #cce0ef;
  border-radius: 13px;
  background: linear-gradient(145deg, #f8fcff, #e8f4fb);
  color: var(--blue);
  box-shadow: 0 9px 24px rgba(18, 110, 175, 0.1);
  transition: transform 240ms ease, background 240ms ease, color 240ms ease;
}

.pillar-icon svg {
  width: 27px;
  height: 27px;
}

.pillar-cyan .pillar-icon {
  border-color: #b8e5f0;
  color: #0789aa;
}

.pillar-amber .pillar-icon {
  border-color: #f4d99d;
  background: linear-gradient(145deg, #fffaf0, #fff0cf);
  color: #b86a00;
}

.pillar:hover .pillar-icon {
  background: var(--blue);
  color: white;
  transform: translateY(-4px) rotate(-5deg);
}

.pillar-cyan:hover .pillar-icon {
  background: var(--cyan);
}

.pillar-amber:hover .pillar-icon {
  background: var(--amber);
  color: var(--navy);
}

.pillar-top small {
  color: #9ca9b6;
  font-size: 0.64rem;
  font-weight: 750;
  letter-spacing: 0.18em;
}

.pillar h3 {
  margin-bottom: 16px;
  font-size: 2rem;
}

.pillar > p {
  min-height: 80px;
  color: var(--muted);
}

.pillar ul {
  min-height: 150px;
  margin: 24px 0 20px;
  padding: 20px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  list-style: none;
}

.pillar li {
  position: relative;
  margin: 8px 0;
  padding-left: 18px;
  color: #34495e;
  font-size: 0.9rem;
}

.pillar li::before {
  position: absolute;
  top: 0.72em;
  left: 0;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--cyan);
  content: "";
}

.pillar > a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--blue);
  font-size: 0.9rem;
  font-weight: 750;
}

.split-heading {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 90px;
  align-items: end;
  margin-bottom: 48px;
}

.split-heading > p {
  margin-bottom: 4px;
  color: var(--muted);
}

.measurement-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.measurement-card {
  position: relative;
  min-height: 240px;
  padding: 30px 26px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: white;
  overflow: hidden;
  transition: background 220ms ease, border-color 220ms ease, box-shadow 220ms ease, transform 220ms ease;
}

.measurement-card::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 4px;
  background: var(--tone, var(--cyan));
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 240ms ease;
}

.measurement-card:hover {
  z-index: 2;
  border-color: color-mix(in srgb, var(--tone, var(--cyan)) 30%, var(--line));
  background: color-mix(in srgb, var(--tone-soft, #f5fbfd) 65%, white);
  box-shadow: 0 22px 48px rgba(7, 26, 47, 0.12);
  transform: translateY(-7px);
}

.measurement-card:hover::after {
  transform: scaleX(1);
}

.field-icon {
  display: inline-flex;
  width: 66px;
  height: 62px;
  align-items: center;
  justify-content: center;
  gap: 5px;
  margin-bottom: 32px;
  border: 1px solid color-mix(in srgb, var(--tone, var(--cyan)) 32%, white);
  border-radius: 14px;
  background: var(--tone-soft, #edf9fc);
  color: var(--tone, #087da0);
  box-shadow: 0 9px 22px color-mix(in srgb, var(--tone, var(--cyan)) 12%, transparent);
  transition: transform 240ms ease, background 240ms ease, color 240ms ease;
}

.field-icon small {
  font-size: 0.62rem;
  font-weight: 850;
}

.measurement-card:hover .field-icon {
  background: var(--tone, var(--cyan));
  color: white;
  transform: translateY(-4px) rotate(-4deg) scale(1.04);
}

.measurement-card > a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 18px;
  color: var(--tone, var(--blue));
  font-size: 0.76rem;
  font-weight: 800;
  opacity: 0;
  transform: translateY(7px);
  transition: opacity 200ms ease, transform 200ms ease;
}

.measurement-card:hover > a,
.measurement-card:focus-within > a {
  opacity: 1;
  transform: translateY(0);
}

.tone-red { --tone: #e53737; --tone-soft: #fff0f0; }
.tone-blue { --tone: #126eaf; --tone-soft: #edf6fc; }
.tone-amber { --tone: #ef9c0b; --tone-soft: #fff6e4; }
.tone-violet { --tone: #7551bd; --tone-soft: #f4f0ff; }
.tone-cyan { --tone: #089bbf; --tone-soft: #e9fafd; }
.tone-yellow { --tone: #cf8700; --tone-soft: #fff8df; }
.tone-green { --tone: #168b61; --tone-soft: #eaf8f2; }
.tone-orange { --tone: #e66c1d; --tone-soft: #fff1e8; }

.measurement-card h3 {
  margin-bottom: 10px;
  font-size: 1.08rem;
}

.measurement-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.detail-section {
  padding: 112px 0;
}

.detail-dark {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 12% 20%, rgba(22, 169, 213, 0.17), transparent 32%),
    linear-gradient(135deg, var(--navy), #092b4a);
  color: white;
}

.detail-dark::after {
  position: absolute;
  right: -140px;
  bottom: -260px;
  width: 620px;
  height: 620px;
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 50%;
  box-shadow: 0 0 0 90px rgba(255, 255, 255, 0.02), 0 0 0 180px rgba(255, 255, 255, 0.018);
  content: "";
}

.detail-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 100px;
}

.detail-copy h2 {
  color: white;
}

.detail-copy > p:last-of-type {
  margin: 25px 0 34px;
  color: #afc2d1;
}

.license-card {
  display: flex;
  gap: 15px;
  align-items: center;
  padding: 17px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
}

.license-card > span {
  display: grid;
  width: 53px;
  height: 53px;
  place-items: center;
  border-radius: 5px;
  background: var(--amber);
  color: var(--navy);
  font-size: 0.72rem;
  font-weight: 850;
}

.license-card div {
  display: flex;
  flex-direction: column;
}

.license-card strong {
  color: white;
}

.license-card small {
  color: #9fb2c2;
}

.check-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  align-content: start;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.check-grid div {
  min-height: 100px;
  display: flex;
  gap: 15px;
  align-items: center;
  padding: 22px;
  background: rgba(5, 26, 46, 0.88);
  transition: background 200ms ease, transform 200ms ease;
}

.check-grid div:hover {
  z-index: 2;
  background: #0f4770;
  transform: translateY(-3px);
}

.check-grid div:last-child {
  grid-column: 1 / -1;
}

.check-grid span {
  color: #65cde8;
  font-size: 0.73rem;
  font-weight: 750;
}

.check-grid p {
  margin: 0;
  color: #eef7fb;
  font-size: 0.9rem;
  line-height: 1.45;
}

.calibration-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 100px;
  align-items: center;
}

.calibration-visual {
  position: relative;
  min-height: 520px;
  overflow: hidden;
  border: 1px solid #cfe4ed;
  border-radius: 16px;
  background:
    linear-gradient(rgba(13, 111, 160, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(13, 111, 160, 0.055) 1px, transparent 1px),
    radial-gradient(circle at center, white 0%, #eaf7fb 70%);
  background-size: 34px 34px, 34px 34px, auto;
}

.calibration-visual::before,
.calibration-visual::after {
  position: absolute;
  border: 1px dashed rgba(18, 110, 175, 0.23);
  border-radius: 50%;
  content: "";
}

.calibration-visual::before {
  width: 360px;
  height: 360px;
  inset: 80px auto auto calc(50% - 180px);
}

.calibration-visual::after {
  width: 240px;
  height: 240px;
  inset: 140px auto auto calc(50% - 120px);
}

.calibration-core {
  position: absolute;
  z-index: 3;
  inset: 190px auto auto calc(50% - 70px);
  width: 140px;
  height: 140px;
  display: grid;
  place-content: center;
  border: 8px solid white;
  border-radius: 50%;
  background: var(--navy);
  box-shadow: 0 22px 50px rgba(7, 26, 47, 0.26);
  color: white;
  text-align: center;
}

.calibration-core strong {
  color: #70d7ef;
  font-size: 2.5rem;
  line-height: 1;
}

.calibration-core small {
  margin-top: 7px;
  color: white;
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.calibration-label {
  position: absolute;
  z-index: 4;
  border: 1px solid #cae3ec;
  border-radius: 99px;
  background: white;
  box-shadow: 0 12px 30px rgba(7, 26, 47, 0.1);
  color: var(--navy-3);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 9px 14px;
}

.label-one {
  top: 90px;
  left: 52px;
}

.label-two {
  top: 192px;
  right: 34px;
}

.label-three {
  bottom: 76px;
  left: 76px;
}

.lead-copy {
  margin: 24px 0 28px;
  color: var(--muted);
  font-size: 1.02rem;
}

.feature-list {
  margin: 0 0 32px;
  padding: 0;
  list-style: none;
}

.feature-list li {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
  color: #34495e;
}

.feature-list span {
  display: grid;
  width: 23px;
  height: 23px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 50%;
  background: var(--cyan-soft);
  color: #0782a5;
  font-size: 0.7rem;
  font-weight: 850;
}

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

.capacity-grid article {
  position: relative;
  min-height: 300px;
  padding: 30px 26px;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: white;
  transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.capacity-grid article::after {
  position: absolute;
  inset: auto -35px -65px auto;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background: rgba(22, 169, 213, 0.07);
  content: "";
  transition: transform 300ms ease, background 300ms ease;
}

.capacity-grid article:hover {
  border-color: #a9d8e8;
  box-shadow: 0 22px 48px rgba(7, 26, 47, 0.11);
  transform: translateY(-7px);
}

.capacity-grid article:hover::after {
  background: rgba(232, 75, 66, 0.09);
  transform: scale(1.25);
}

.capacity-card-top {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 52px;
}

.capacity-card-top > span {
  display: block;
  color: var(--cyan);
  font-size: 0.78rem;
  font-weight: 800;
}

.capacity-card-top i {
  display: grid;
  width: 49px;
  height: 49px;
  place-items: center;
  border-radius: 12px;
  background: #eaf8fc;
  color: var(--blue);
  font-style: normal;
  transition: background 220ms ease, color 220ms ease, transform 220ms ease;
}

.capacity-card-top svg {
  width: 24px;
  height: 24px;
}

.capacity-grid article:hover .capacity-card-top i {
  background: var(--red);
  color: white;
  transform: rotate(7deg) scale(1.06);
}

.capacity-grid h3 {
  font-size: 1.16rem;
}

.capacity-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.industry-band {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 30px;
  align-items: center;
  margin-top: 18px;
  padding: 30px 34px;
  border-radius: 8px;
  background: var(--navy);
  color: white;
}

.industry-band > p {
  margin: 0;
  color: #78d5eb;
  font-size: 0.76rem;
  font-weight: 750;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.industry-band > div {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.industry-band span {
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 99px;
  color: #d7e4ee;
  font-size: 0.75rem;
  padding: 6px 12px;
  transition: border-color 180ms ease, background 180ms ease, color 180ms ease, transform 180ms ease;
}

.industry-band span:hover {
  border-color: var(--amber);
  background: var(--amber);
  color: var(--navy);
  transform: translateY(-2px);
}

.process-list {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.process-list article {
  min-height: 300px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 28px 25px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.process-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.process-top > span {
  color: var(--cyan);
  font-size: 0.84rem;
  font-weight: 800;
}

.process-top svg {
  width: 27px;
  height: 27px;
  color: #a7b6c4;
  transition: color 220ms ease, transform 220ms ease;
}

.process-list article {
  transition: background 220ms ease, color 220ms ease, transform 220ms ease;
}

.process-list article:hover {
  z-index: 2;
  background: var(--navy);
  box-shadow: 0 18px 42px rgba(7, 26, 47, 0.16);
  transform: translateY(-6px);
}

.process-list article:hover h3,
.process-list article:hover p {
  color: white;
}

.process-list article:hover .process-top svg {
  color: var(--amber);
  transform: rotate(-6deg) scale(1.08);
}

.process-list h3 {
  margin-bottom: 12px;
  font-size: 1.08rem;
}

.process-list p {
  margin: 0;
  color: var(--muted);
  font-size: 0.84rem;
}

.faq-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 100px;
  align-items: start;
}

.faq-list {
  border-top: 1px solid #ccd7e0;
}

.faq-list details {
  border-bottom: 1px solid #ccd7e0;
  transition: background 180ms ease, padding 180ms ease;
}

.faq-list details:hover {
  background: rgba(255, 255, 255, 0.72);
  padding-inline: 16px;
}

.faq-list summary {
  position: relative;
  padding: 23px 45px 23px 0;
  color: var(--ink);
  cursor: pointer;
  font-weight: 700;
  list-style: none;
}

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

.faq-list summary::after {
  position: absolute;
  top: 22px;
  right: 4px;
  color: var(--blue);
  content: "+";
  font-size: 1.45rem;
  font-weight: 400;
  line-height: 1;
}

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

.faq-list details p {
  margin-bottom: 24px;
  padding-right: 42px;
  color: var(--muted);
  font-size: 0.92rem;
}

.contact {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 8% 12%, rgba(22, 169, 213, 0.18), transparent 28%),
    linear-gradient(135deg, #071a2f 0%, #0a3457 100%);
}

.contact::after {
  position: absolute;
  right: -70px;
  bottom: -140px;
  width: 420px;
  height: 420px;
  border: 70px solid rgba(255, 255, 255, 0.025);
  border-radius: 50%;
  content: "";
}

.contact-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 90px;
  align-items: center;
}

.contact-copy h2 {
  color: white;
}

.contact-copy > p:last-of-type {
  margin: 24px 0 32px;
  color: #b3c6d5;
}

.contact-items {
  display: grid;
  gap: 10px;
}

.contact-items > * {
  display: flex;
  flex-direction: row;
  gap: 14px;
  align-items: center;
  padding: 15px 18px;
  border-left: 2px solid var(--cyan);
  background: rgba(255, 255, 255, 0.055);
  transition: border-color 200ms ease, background 200ms ease, transform 200ms ease;
}

.contact-items > *:hover {
  border-color: var(--amber);
  background: rgba(255, 255, 255, 0.1);
  transform: translateX(6px);
}

.contact-items i {
  display: grid;
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 9px;
  background: rgba(22, 169, 213, 0.16);
  color: #81def2;
  font-style: normal;
}

.contact-items i svg {
  width: 19px;
  height: 19px;
}

.contact-items > * > div {
  display: flex;
  flex-direction: column;
}

.contact-items span {
  color: #83b8ce;
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.contact-items strong {
  color: white;
  font-size: 0.94rem;
}

.contact-form {
  padding: 36px;
  border-radius: 12px;
  background: white;
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.24);
}

.form-heading {
  display: flex;
  justify-content: space-between;
  margin-bottom: 22px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.form-heading span {
  color: var(--ink);
  font-size: 1.25rem;
  font-weight: 800;
}

.form-heading strong {
  color: var(--blue);
  font-size: 0.72rem;
}

.contact-form label {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 7px;
  margin-bottom: 15px;
  color: #3c4e61;
  font-size: 0.77rem;
  font-weight: 700;
}

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

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  border: 1px solid #cfd9e2;
  border-radius: 5px;
  background: #fbfcfd;
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 450;
  padding: 12px 13px;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(22, 169, 213, 0.13);
  outline: none;
}

.contact-form textarea {
  resize: vertical;
}

.form-note {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 0.72rem;
  text-align: center;
}

footer {
  background: #041221;
  color: #98adbf;
  padding: 65px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.7fr 1fr 0.8fr 1.25fr;
  gap: 55px;
  padding-bottom: 55px;
}

.brand-footer {
  width: fit-content;
  min-width: 0;
  border-radius: 7px;
  background: white;
  padding: 8px 11px;
}

.brand-footer .brand-logo {
  width: 205px;
  height: auto;
}

.footer-brand p {
  margin: 22px 0 0;
  color: #8fa5b8;
  font-size: 0.86rem;
}

.footer-grid h3 {
  margin-bottom: 19px;
  color: white;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.footer-grid > div:not(:first-child) {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.footer-grid a,
.footer-grid > div:not(:first-child) p {
  margin: 0 0 8px;
  color: #90a5b6;
  font-size: 0.82rem;
}

.footer-grid a:hover {
  color: white;
}

.footer-bottom {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  color: #71889b;
  font-size: 0.72rem;
}

.footer-bottom p {
  margin: 0;
}

.floating-contact {
  position: fixed;
  z-index: 50;
  right: 22px;
  bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.floating-contact a {
  width: 50px;
  height: 50px;
  display: grid;
  place-items: center;
  border: 3px solid white;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 8px 26px rgba(0, 0, 0, 0.22);
  color: var(--navy);
  font-size: 1.08rem;
  font-weight: 850;
}

.floating-contact .zalo {
  background: #1474e8;
  color: white;
  font-size: 0.65rem;
}

.js-reveal-ready .reveal-target {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 620ms cubic-bezier(0.22, 1, 0.36, 1) var(--reveal-delay, 0ms),
    transform 620ms cubic-bezier(0.22, 1, 0.36, 1) var(--reveal-delay, 0ms);
}

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

.hero-copy {
  animation: hero-enter 760ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes hero-enter {
  from {
    opacity: 0;
    transform: translateX(-34px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@media (max-width: 1040px) {
  .desktop-nav {
    gap: 17px;
  }

  .nav-cta {
    display: none;
  }

  .hero-copy {
    width: 64%;
  }

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

  .pillar {
    min-height: auto;
  }

  .pillar > p,
  .pillar ul {
    min-height: 0;
  }

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

  .detail-grid,
  .calibration-grid,
  .contact-grid {
    gap: 55px;
  }

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

  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr;
  }

  .footer-grid > div:last-child {
    grid-column: 2 / -1;
  }
}

@media (max-width: 760px) {
  .shell {
    width: min(100% - 32px, 1180px);
  }

  .section,
  .detail-section {
    padding: 74px 0;
  }

  h2 {
    font-size: clamp(1.85rem, 9vw, 2.55rem);
  }

  .topbar {
    display: none;
  }

  .nav-wrap {
    min-height: 68px;
  }

  .brand {
    min-width: 0;
  }

  .brand-logo {
    width: 158px;
    height: auto;
  }

  .brand-mark {
    width: 38px;
    height: 38px;
  }

  .brand-mark i {
    left: 8px;
  }

  .brand strong {
    font-size: 1.14rem;
  }

  .brand small {
    font-size: 0.45rem;
  }

  .desktop-nav,
  .nav-cta {
    display: none;
  }

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

  .mobile-menu nav {
    position: absolute;
    top: 52px;
    right: 0;
    width: min(280px, calc(100vw - 32px));
    display: grid;
    padding: 12px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: white;
    box-shadow: 0 18px 45px rgba(7, 26, 47, 0.16);
  }

  .mobile-menu nav a {
    padding: 10px 12px;
    color: #31475c;
    font-weight: 650;
  }

  .hero,
  .hero-inner {
    min-height: 710px;
  }

  .hero-media {
    background-position: 64% center;
  }

  .hero-shade {
    background:
      linear-gradient(90deg, rgba(4, 18, 34, 0.97) 0%, rgba(4, 18, 34, 0.86) 70%, rgba(4, 18, 34, 0.55) 100%),
      linear-gradient(0deg, rgba(5, 22, 39, 0.72), transparent 55%);
  }

  .hero-inner {
    align-items: flex-end;
    padding: 90px 0 48px;
  }

  .hero-copy {
    width: 100%;
  }

  .hero h1 {
    font-size: clamp(2.6rem, 12.8vw, 4rem);
  }

  .hero-lead {
    font-size: 1rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-proof {
    gap: 13px;
    margin-top: 34px;
  }

  .hero-proof div {
    display: block;
  }

  .hero-proof span {
    display: block;
    margin-top: 6px;
  }

  .intro-grid,
  .split-heading,
  .detail-grid,
  .calibration-grid,
  .faq-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 42px;
  }

  .section-heading,
  .split-heading {
    margin-bottom: 34px;
  }

  .pillar {
    padding: 30px 25px;
  }

  .measurement-grid,
  .capacity-grid {
    grid-template-columns: 1fr;
  }

  .measurement-card {
    min-height: 205px;
  }

  .detail-dark::after {
    display: none;
  }

  .license-card {
    align-items: flex-start;
  }

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

  .check-grid div:last-child {
    grid-column: auto;
  }

  .calibration-grid > div:last-child {
    order: -1;
  }

  .calibration-visual {
    min-height: 420px;
  }

  .calibration-visual::before {
    width: 300px;
    height: 300px;
    inset: 60px auto auto calc(50% - 150px);
  }

  .calibration-visual::after {
    width: 210px;
    height: 210px;
    inset: 105px auto auto calc(50% - 105px);
  }

  .calibration-core {
    inset: 145px auto auto calc(50% - 65px);
    width: 130px;
    height: 130px;
  }

  .label-one {
    top: 45px;
    left: 20px;
  }

  .label-two {
    top: 190px;
    right: 12px;
  }

  .label-three {
    bottom: 34px;
    left: 25px;
  }

  .capacity-grid article {
    min-height: 240px;
  }

  .capacity-card-top {
    margin-bottom: 34px;
  }

  .industry-band {
    grid-template-columns: 1fr;
    gap: 17px;
    padding: 26px 22px;
  }

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

  .process-list article {
    min-height: 190px;
  }

  .contact-form {
    padding: 25px 20px;
  }

  .form-heading,
  .form-row {
    flex-direction: column;
  }

  .form-heading {
    gap: 5px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px 24px;
  }

  .footer-grid > div:first-child,
  .footer-grid > div:last-child {
    grid-column: 1 / -1;
  }

  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    gap: 2px;
  }

  .floating-contact {
    right: 12px;
    bottom: 12px;
  }

  .floating-contact a {
    width: 46px;
    height: 46px;
  }
}

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

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

  .js-reveal-ready .reveal-target {
    opacity: 1;
    transform: none;
  }
}