/* VoltOps: restrained typography, dark teal surfaces, and amber accents. */
:root {
  --bg: #0c1417;
  --surface: #111b20;
  --card: #162028;
  --line: #293b43;
  --amber: #f3a413;
  --gold: #fadba1;
  --text: #e6e9e9;
  --muted: #9ca5a8;
  --dark: #071e26;
  --mono: "Azeret Mono", monospace;
  --body: "Mulish", sans-serif;
}
*,
*::before,
*::after {
  box-sizing: border-box;
}
* {
  margin: 0;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 108px;
  -webkit-font-smoothing: antialiased;
}
body {
  background: var(--bg);
  color: var(--text);
  font: 16px/1.7 var(--body);
}
::selection {
  background: var(--amber);
  color: var(--dark);
}
a {
  color: inherit;
  text-decoration: none;
}
button,
input,
select,
textarea {
  font: inherit;
}
button,
a,
input,
textarea,
select,
summary {
  -webkit-tap-highlight-color: transparent;
}
button,
summary {
  cursor: pointer;
}
button {
  color: inherit;
}
a,
button {
  touch-action: manipulation;
}
:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 5px;
}
[hidden] {
  display: none !important;
}
img,
svg {
  display: block;
  max-width: 100%;
}
svg {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}
h1,
h2,
h3 {
  font-family: var(--mono);
  font-weight: 500;
  line-height: 1.3;
}
h2 {
  font-size: clamp(28px, 3vw, 40px);
  letter-spacing: -1.8px;
}
h3 {
  font-size: 19px;
  letter-spacing: -0.6px;
}
p {
  text-wrap: pretty;
}
.container {
  width: min(1248px, calc(100% - 96px));
  margin-inline: auto;
}
.section {
  padding-block: 76px;
}
.eyebrow {
  font: 11px/1.5 var(--mono);
  text-transform: uppercase;
  letter-spacing: 1.8px;
  color: var(--amber);
  margin-bottom: 26px;
}
.form-trap {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}
.skip-link {
  position: fixed;
  left: 20px;
  top: -100px;
  padding: 12px 20px;
  background: var(--amber);
  color: var(--dark);
  z-index: 1000;
}
.skip-link:focus {
  top: 12px;
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding: 16px 24px;
  border: 1px solid var(--amber);
  border-radius: 4px;
  background: var(--amber);
  color: var(--dark);
  font: 500 12px/1.5 var(--mono);
  transition:
    background 0.18s,
    transform 0.18s;
}
.button > span:last-child {
  font-size: 20px;
  line-height: 1;
}
.button:hover {
  background: var(--gold);
  border-color: var(--gold);
  transform: translateY(-2px);
}
.button-small {
  padding: 11px 17px;
  font-size: 11px;
}
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 18px;
  font: 12px/1.6 var(--mono);
}
.text-link span {
  color: var(--amber);
  font-size: 20px;
}
.text-link:hover {
  color: var(--amber);
}
/* Navigation */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #0c1417ed;
  backdrop-filter: blur(18px);
  border-bottom: 1px solid #293b4370;
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 80px;
  gap: 24px;
}
.brand {
  display: inline-flex;
  align-items: center;
  font: 700 25px/1.2 var(--mono);
  letter-spacing: -1.3px;
}
.brand > span {
  color: var(--amber);
}
.brand-mark {
  width: 29px;
  height: 29px;
  margin-right: 10px;
  fill: var(--amber);
  stroke: none;
}
.brand .brand-period {
  margin-left: 2px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-link {
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
}
.nav-link:hover {
  color: var(--text);
}
.nav-toggle {
  width: 44px;
  height: 44px;
  background: none;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 12px;
}
.nav-toggle span {
  display: block;
  height: 1px;
  margin: 5px 0;
  background: var(--text);
  transition: transform 0.2s;
}
.nav-toggle[aria-expanded="true"] span:first-child {
  transform: translateY(3px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] span:last-child {
  transform: translateY(-3px) rotate(-45deg);
}
/* Brand-led hero. The artwork is decorative, not a system diagram. */
.hero {
  position: relative;
  isolation: isolate;
  overflow: clip;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(ellipse at 85% 30%, #3d627233, transparent 65%);
}
.hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0;
  background: linear-gradient(
    115deg,
    transparent 70%,
    #7c969908 70.1%,
    transparent 70.2%
  );
}
.hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 40px;
  align-items: center;
  padding-block: 72px 76px;
}
.hero-content {
  min-width: 0;
}
.hero .eyebrow {
  margin-bottom: 26px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.hero .eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--amber);
}
.hero h1 {
  font-size: clamp(42px, 4.7vw, 68px);
  line-height: 1.14;
  letter-spacing: -4px;
  font-weight: 500;
}
.hero h1 span {
  color: var(--amber);
}
.hero-desc {
  color: #b4bec2;
  max-width: 575px;
  font-size: 18px;
  line-height: 1.7;
  margin-top: 25px;
}
.hero-actions {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-top: 30px;
}
.hero-art {
  position: relative;
  padding-block: 8px;
}
.hero-art::before {
  content: "";
  position: absolute;
  inset: 22% 6%;
  border-radius: 50%;
  background: #f3a4130b;
  filter: blur(48px);
}
.hero-art svg {
  position: relative;
  width: 100%;
  height: auto;
  filter: drop-shadow(0 24px 30px #0005);
}
/* Services: consistent card baselines and enough contrast to define each surface. */
.services {
  position: relative;
  padding-top: 0;
  padding-bottom: 64px;
}
.section-heading {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-bottom: 28px;
}
.section-heading h2 {
  font-size: 24px;
  letter-spacing: -0.9px;
  flex-shrink: 0;
}
.section-rule {
  height: 1px;
  flex: 1;
  background: linear-gradient(90deg, #3d627270, #3d627215);
}
.service-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}
.service-card {
  padding: 28px;
  border: 1px solid #354b56;
  border-radius: 10px;
  background: linear-gradient(140deg, #1b2b33, #111d23 85%);
  position: relative;
  overflow: hidden;
  transition:
    transform 0.22s,
    border-color 0.22s,
    box-shadow 0.22s;
}
.service-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 24px;
  right: 24px;
  height: 1px;
  background: linear-gradient(90deg, transparent, #82929a60, transparent);
}
.service-card:hover {
  transform: translateY(-4px);
  border-color: #b18940;
  box-shadow: 0 16px 35px #0003;
}
.service-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}
.service-icon {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border: 1px solid #526044;
  border-radius: 9px;
  color: var(--amber);
  background: #f3a41309;
}
.service-icon svg {
  width: 27px;
  height: 27px;
}
.service-number {
  color: #9caaaf;
  font: 10px var(--mono);
}
.service-card h3 {
  font-size: 22px;
  line-height: 1.35;
  letter-spacing: -0.8px;
  margin-bottom: 18px;
}
.service-card h3 span {
  display: block;
}
.service-card p {
  color: #aab7bc;
  font-size: 14px;
  line-height: 1.8;
}
.technical-details {
  margin-top: 24px;
  border-bottom: 1px solid var(--line);
}
.technical-details summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 15px 0;
  list-style: none;
  color: var(--muted);
  font-size: 12px;
}
.technical-details summary::-webkit-details-marker {
  display: none;
}
.technical-details summary:hover {
  color: var(--text);
}
.technical-details summary span {
  color: var(--amber);
  font: 19px var(--mono);
}
.technical-details[open] summary span {
  transform: rotate(45deg);
}
.technical-copy {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  padding: 10px 0 24px;
  color: var(--muted);
  font-size: 14px;
}
/* Delivery: a compact heading row and a single, aligned process. */
.approach {
  background: linear-gradient(180deg, #111b20, #0e191e);
  border-block: 1px solid var(--line);
}
.approach-layout {
  display: block;
}
.approach-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 96px;
  align-items: end;
  margin-bottom: 40px;
}
.approach-intro > .eyebrow {
  grid-column: 1/-1;
  margin-bottom: 16px;
}
.approach-intro h2 {
  font-size: 36px;
  letter-spacing: -1.7px;
}
.section-intro {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
  max-width: 500px;
}
.approach-intro .section-intro {
  padding-bottom: 3px;
}
.process-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  list-style: none;
  padding: 0;
  gap: 40px;
  counter-reset: step;
}
.process-list li {
  counter-increment: step;
  position: relative;
  padding-top: 22px;
  border-top: 1px solid #415763;
}
.process-list li::before {
  content: "0" counter(step);
  display: block;
  color: var(--amber);
  font: 12px/1.5 var(--mono);
  margin-bottom: 20px;
}
.process-list li::after {
  content: "";
  position: absolute;
  top: -3px;
  left: 0;
  width: 5px;
  height: 5px;
  background: var(--amber);
}
.process-list h3 {
  font-size: 18px;
  margin-bottom: 12px;
}
.process-list p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}
/* Contact: compact fields, a full-width form, and no empty companion column. */
.contact {
  padding-block: 72px;
  background: radial-gradient(ellipse at 0% 80%, #3d627219, transparent 65%);
}
.contact-layout {
  max-width: 1040px;
}
.contact-copy {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: end;
  gap: 0 64px;
  margin-bottom: 32px;
}
.contact-copy .eyebrow {
  grid-column: 1/-1;
  margin-bottom: 16px;
}
.contact-copy h2 {
  font-size: 36px;
  letter-spacing: -1.7px;
}
.contact-copy .section-intro {
  font-size: 14px;
  max-width: 440px;
  padding-bottom: 3px;
}
.contact-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px 24px;
  padding: 32px;
  border: 1px solid #3a505b;
  border-radius: 12px;
  background: linear-gradient(145deg, #19262d, #131f25);
  position: relative;
  box-shadow: 0 12px 40px #0002;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  grid-column: 1/-1;
}
.form-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}
.form-field-message {
  grid-column: 1/-1;
}
.inquiry-review {
  display: grid;
  gap: 32px;
  max-width: 840px;
}
.inquiry-review h1 {
  font-size: clamp(26px, 4vw, 38px);
  letter-spacing: -1.5px;
  margin-bottom: 24px;
}
.inquiry-review .section-intro {
  margin-block: 16px;
}
.inquiry-review .form-field-company {
  grid-column: 1/-1;
}
.form-field label {
  font-size: 12px;
  font-weight: 600;
}
.form-field label > span {
  font-weight: 400;
  color: var(--muted);
}
.form-field input,
.form-field select,
.form-field textarea {
  background: #0e191e;
  border: 1px solid #435964;
  color: var(--text);
  border-radius: 5px;
  padding: 12px 14px;
  font-size: 14px;
  width: 100%;
  min-width: 0;
}
.form-field select {
  color-scheme: dark;
}
.form-field input::placeholder,
.form-field textarea::placeholder {
  color: var(--muted);
  opacity: 1;
}
.form-field textarea {
  resize: vertical;
  min-height: 105px;
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}
.form-footer {
  display: flex;
  align-items: center;
  gap: 28px;
  grid-column: 1/-1;
}
.submit-button {
  flex-shrink: 0;
  gap: 32px;
}
.submit-button:disabled {
  cursor: wait;
  opacity: 0.7;
  transform: none;
}
.form-note {
  color: var(--muted);
  font-size: 11px;
  line-height: 1.6;
  max-width: 445px;
}
.form-status {
  grid-column: 1/-1;
  font-size: 13px;
}
.form-status:empty {
  display: none;
}
.form-status:not(:empty) {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 5px;
}
.form-status.is-success {
  color: #bdd7c6;
  background: #23433460;
  border-color: #4b7059;
}
.form-status.is-error {
  color: #f6bcaa;
  background: #462621;
  border-color: #9a6655;
}
/* Footer */
.footer {
  padding-top: 40px;
}
.footer-top {
  display: flex;
  justify-content: space-between;
  gap: 32px;
  padding-bottom: 32px;
}
.footer-top .brand {
  font-size: 23px;
}
.footer-top p {
  color: var(--muted);
  font-size: 12px;
  margin-top: 13px;
}
.footer-top nav {
  display: flex;
  gap: 28px;
  align-items: center;
  font-size: 12px;
}
.footer-top nav a:hover,
.footer-bottom a:hover {
  color: var(--amber);
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding-block: 24px;
  border-top: 1px solid var(--line);
  font-size: 10px;
  color: var(--muted);
}

/* Responsive layout follows content width, including intermediate tablet sizes. */
@media (min-width: 1560px) {
  .hero-layout {
    padding-block: 92px;
  }
}
@media (max-width: 1150px) {
  .container {
    width: calc(100% - 72px);
  }
  .hero-layout {
    grid-template-columns: minmax(0, 1fr) 210px;
    gap: 28px;
  }
  .hero h1 {
    font-size: clamp(44px, 4.7vw, 57px);
    letter-spacing: -3.3px;
  }
  .service-card {
    padding: 24px;
  }
  .service-card h3 {
    font-size: 20px;
  }
  .approach-intro {
    gap: 0 48px;
  }
  .process-list {
    gap: 28px;
  }
}
@media (max-width: 950px) {
  .hero-layout {
    grid-template-columns: minmax(0, 1fr) 170px;
    gap: 20px;
    padding-block: 60px;
  }
  .hero h1 {
    font-size: clamp(38px, 4.8vw, 42px);
    letter-spacing: -2.6px;
  }
  .hero-desc {
    font-size: 16px;
  }
  .service-list {
    gap: 14px;
  }
  .service-card {
    padding: 22px 18px;
  }
  .service-card h3 {
    font-size: 18px;
  }
  .service-card p {
    font-size: 13px;
  }
  .approach-intro h2,
  .contact-copy h2 {
    font-size: 32px;
  }
}
@media (max-width: 760px) {
  .container {
    width: calc(100% - 48px);
  }
  .hero-layout {
    display: block;
    position: relative;
    padding-block: 52px;
  }
  .hero-content {
    position: relative;
    z-index: 1;
  }
  .hero h1 {
    font-size: clamp(38px, 5.4vw, 46px);
    letter-spacing: -2.6px;
  }
  .hero-desc {
    max-width: 480px;
  }
  .hero-art {
    position: absolute;
    width: 150px;
    right: 0;
    top: 30px;
    opacity: 0.075;
    padding: 0;
  }
  .hero-art::before {
    display: none;
  }
  .hero-actions {
    gap: 24px;
  }
  .services {
    padding-bottom: 48px;
  }
  .service-list {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .service-card {
    padding: 24px;
    display: grid;
    grid-template-columns: 46px 1fr;
    column-gap: 20px;
    align-items: start;
  }
  .service-card-top {
    grid-row: 1/3;
    margin-bottom: 0;
  }
  .service-number {
    display: none;
  }
  .service-card h3 {
    font-size: 20px;
    margin: 2px 0 12px;
  }
  .service-card h3 span {
    display: inline;
  }
  .service-card p {
    font-size: 14px;
  }
  .technical-copy {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .section {
    padding-block: 56px;
  }
  .services.section {
    padding-top: 0;
  }
  .approach-intro {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-bottom: 32px;
  }
  .approach-intro > .eyebrow {
    margin-bottom: 0;
  }
  .approach-intro h2 br {
    display: none;
  }
  .process-list {
    gap: 22px;
  }
  .process-list h3 {
    font-size: 15px;
  }
  .process-list p {
    font-size: 13px;
  }
  .contact-copy {
    grid-template-columns: 1fr;
    gap: 18px;
    margin-bottom: 24px;
  }
  .contact-copy .eyebrow {
    margin-bottom: 0;
  }
  .contact-form {
    padding: 26px;
  }
  .form-footer {
    gap: 22px;
  }
}
@media (max-width: 700px) {
  html {
    scroll-padding-top: 90px;
  }
  .nav-inner {
    min-height: 72px;
    flex-wrap: wrap;
    gap: 0;
  }
  .brand {
    font-size: 22px;
  }
  .nav-links {
    width: 100%;
    flex-wrap: wrap;
    padding-bottom: 20px;
    gap: 24px;
  }
  .nav-enhanced .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: #0c1417fa;
    padding: 24px;
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    box-shadow: 0 20px 30px #0004;
  }
  .nav-enhanced .nav-links.open {
    display: flex;
  }
  .nav-enhanced .nav-toggle {
    display: block;
  }
  .nav-link {
    padding: 11px 0;
  }
  .nav-links .button {
    margin-top: 6px;
  }
}
@media (max-width: 540px) {
  .container {
    width: calc(100% - 40px);
  }
  .eyebrow {
    font-size: 9px;
    letter-spacing: 1.1px;
  }
  .hero .eyebrow {
    margin-bottom: 24px;
  }
  .hero h1 {
    font-size: clamp(27px, 7.05vw, 37px);
    letter-spacing: -1.8px;
  }
  .hero h1 span {
    white-space: nowrap;
  }
  .hero-art {
    top: 12px;
    width: 128px;
    right: -5px;
  }
  .hero-desc {
    margin-top: 20px;
    font-size: 15px;
  }
  .hero-actions {
    margin-top: 26px;
    gap: 20px;
  }
  .hero-actions .button {
    font-size: 11px;
    padding: 14px 18px;
    gap: 24px;
  }
  .hero-actions .text-link {
    font-size: 10px;
    gap: 10px;
  }
  .section-heading {
    margin-bottom: 22px;
    gap: 20px;
  }
  .section-heading h2 {
    font-size: 22px;
  }
  .service-card {
    display: block;
    padding: 24px;
  }
  .service-card-top {
    margin-bottom: 20px;
  }
  .service-number {
    display: block;
  }
  .service-card h3 {
    font-size: 18px;
    margin-bottom: 12px;
  }
  .service-card p {
    font-size: 14px;
    line-height: 1.75;
  }
  .section {
    padding-block: 48px;
  }
  .approach-intro h2,
  .contact-copy h2 {
    font-size: 29px;
    letter-spacing: -1.4px;
  }
  .approach-intro h2 br {
    display: block;
  }
  .section-intro {
    font-size: 14px;
  }
  .process-list {
    grid-template-columns: 1fr;
    gap: 26px;
  }
  .process-list li {
    padding: 22px 0 0 38px;
  }
  .process-list li::before {
    position: absolute;
    top: 24px;
    left: 0;
    margin: 0;
    font-size: 10px;
  }
  .process-list li::after {
    display: none;
  }
  .process-list h3 {
    font-size: 17px;
    margin-bottom: 10px;
  }
  .process-list p {
    font-size: 14px;
  }
  .contact-form {
    grid-template-columns: 1fr;
    gap: 18px;
    padding: 24px 20px;
  }
  .form-row {
    grid-template-columns: 1fr;
    gap: 18px;
  }
  .form-field input,
  .form-field select,
  .form-field textarea {
    font-size: 16px;
  }
  .form-footer {
    flex-direction: column;
    align-items: stretch;
    gap: 16px;
  }
  .submit-button {
    width: 100%;
  }
  .footer {
    padding-top: 32px;
  }
  .footer-top {
    flex-direction: column;
    gap: 24px;
  }
  .footer-top nav {
    flex-wrap: wrap;
    gap: 24px;
  }
  .footer-bottom {
    flex-wrap: wrap;
    font-size: 9px;
    gap: 12px;
  }
}
@media (max-width: 360px) {
  .container {
    width: calc(100% - 32px);
  }
  .hero h1 {
    font-size: 24px;
    letter-spacing: -1.6px;
  }
  .hero-actions {
    gap: 14px;
  }
  .hero-actions .button {
    padding-inline: 15px;
    gap: 18px;
  }
  .service-card {
    padding: 20px;
  }
  .service-card h3 {
    font-size: 17px;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}