:root {
  --black: #111111;
  --black-soft: #1a1a1a;
  --charcoal: #242424;
  --grey: #b8b8b8;
  --light-grey: #eeeeec;
  --white: #ffffff;
  --yellow: #f4b400;
  --yellow-dark: #d79d00;
  --border-dark: #383838;
  --border-light: #d7d7d4;

  --container: 76rem;
  --padding: clamp(1.2rem, 4vw, 2rem);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--white);
  color: #333333;
  font-family:
    Arial,
    Helvetica,
    sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
}

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

.container {
  width: min(
    calc(100% - (var(--padding) * 2)),
    var(--container)
  );
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  z-index: 9999;
  top: 1rem;
  left: 1rem;
  transform: translateY(-200%);
  padding: 0.75rem 1rem;
  background: var(--yellow);
  color: var(--black);
  font-weight: 800;
}

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

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


/* =========================================================
   DEMO NOTICE
   ========================================================= */

.demo-notice {
  background: var(--yellow);
  color: var(--black);
  font-size: 0.78rem;
}

.demo-notice-inner {
  display: flex;
  min-height: 2.8rem;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.demo-notice p {
  margin: 0;
}

.demo-notice a {
  flex: 0 0 auto;
  font-weight: 800;
}


/* =========================================================
   HEADER
   ========================================================= */

.site-header {
  background: var(--black);
  color: var(--white);
}

.header-inner {
  display: flex;
  min-height: 5rem;
  align-items: center;
  gap: 2rem;
}

.brand {
  display: grid;
  margin-right: auto;
  color: var(--white);
  font-size: 1.1rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 0.9;
  text-decoration: none;
}

.brand > span {
  color: var(--yellow);
}

.brand small {
  margin-top: 0.35rem;
  color: var(--grey);
  font-size: 0.48rem;
  font-weight: 700;
  letter-spacing: 0.23em;
  text-transform: uppercase;
}

nav ul {
  display: flex;
  gap: 1.5rem;
  padding: 0;
  margin: 0;
  list-style: none;
}

nav a {
  color: #dddddd;
  font-size: 0.87rem;
  font-weight: 700;
  text-decoration: none;
}

nav a:hover {
  color: var(--yellow);
}


/* =========================================================
   BUTTONS
   ========================================================= */

.button {
  display: inline-flex;
  min-height: 3.15rem;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.15rem;
  border: 2px solid transparent;
  font-weight: 900;
  line-height: 1.1;
  text-decoration: none;
  text-transform: uppercase;
}

.button-yellow {
  background: var(--yellow);
  color: var(--black);
}

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

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

.button-outline {
  border-color: #555555;
  color: var(--white);
}

.button-outline:hover {
  border-color: var(--white);
}


/* =========================================================
   SHARED
   ========================================================= */

.section {
  padding-block: clamp(5rem, 9vw, 8rem);
}

.eyebrow {
  margin-bottom: 1rem;
  color: var(--yellow-dark);
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.section-heading {
  max-width: 53rem;
  margin-bottom: 4rem;
}

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

h2 {
  margin-bottom: 0;
  color: var(--black);
  font-size: clamp(2.6rem, 6vw, 5rem);
  font-weight: 900;
  letter-spacing: -0.065em;
  line-height: 0.93;
  text-transform: uppercase;
}

h2 span {
  display: block;
  color: #7b7b7b;
}


/* =========================================================
   HERO
   ========================================================= */

.hero {
  overflow: hidden;
  background: var(--black);
  color: var(--white);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(22rem, 0.95fr);
  align-items: center;
  gap: clamp(3rem, 8vw, 8rem);
  min-height: 43rem;
  padding-block: clamp(4rem, 8vw, 7rem);
}

.hero .eyebrow {
  color: var(--yellow);
}

.hero h1 {
  max-width: 9ch;
  margin-bottom: 1.8rem;
  color: var(--white);
  font-size: clamp(4rem, 9vw, 7.7rem);
  font-weight: 900;
  letter-spacing: -0.075em;
  line-height: 0.83;
  text-transform: uppercase;
}

.hero h1 span {
  display: block;
  color: var(--yellow);
}

.hero-lead {
  max-width: 38rem;
  margin-bottom: 2rem;
  color: #c5c5c5;
  font-size: 1.15rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-bottom: 3rem;
}

.hero-trust {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  max-width: 36rem;
  border-top: 1px solid var(--border-dark);
}

.hero-trust > div {
  padding: 1.2rem 1.2rem 0 0;
}

.hero-trust strong,
.hero-trust span {
  display: block;
}

.hero-trust strong {
  margin-bottom: 0.25rem;
  color: var(--white);
  text-transform: uppercase;
}

.hero-trust span {
  color: #8e8e8e;
  font-size: 0.8rem;
}

.hero-visual {
  position: relative;
  min-height: 31rem;
}

.electrical-panel {
  position: absolute;
  inset: 1.5rem 2rem 1.5rem 0;
  padding: 1.5rem;
  border: 2px solid #555555;
  background: #242424;
  box-shadow:
    1.1rem 1.1rem 0 var(--yellow);
}

.panel-header {
  display: flex;
  justify-content: space-between;
  padding-bottom: 1rem;
  border-bottom: 1px solid #494949;
  color: var(--white);
  font-size: 0.7rem;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.panel-status {
  color: var(--yellow);
}

.panel-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  padding-block: 2rem;
}

.switch {
  padding: 1rem;
  border: 1px solid #4a4a4a;
  background: #191919;
}

.switch > span {
  display: block;
  width: 2rem;
  height: 3.5rem;
  margin-bottom: 1rem;
  background:
    linear-gradient(
      90deg,
      #444444,
      #777777 45%,
      #333333 46%
    );
}

.switch strong {
  color: #bdbdbd;
  font-size: 0.53rem;
  letter-spacing: 0.1em;
}

.panel-footer {
  padding-top: 1rem;
  border-top: 1px solid #494949;
  color: #777777;
  font-size: 0.58rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-stamp {
  position: absolute;
  right: -1rem;
  bottom: -1rem;
  display: grid;
  width: 9rem;
  height: 9rem;
  place-items: center;
  align-content: center;
  border: 3px solid var(--yellow);
  background: var(--black);
  color: var(--yellow);
  transform: rotate(-7deg);
}

.hero-stamp span {
  font-size: 0.48rem;
  font-weight: 900;
  letter-spacing: 0.14em;
}

.hero-stamp strong {
  margin-block: 0.2rem;
  color: var(--white);
  font-size: 0.78rem;
}


/* =========================================================
   QUICK SERVICES
   ========================================================= */

.quick-services {
  background: var(--yellow);
  color: var(--black);
}

.quick-services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.quick-services-grid div {
  padding: 1.6rem;
  border-right: 1px solid rgb(17 17 17 / 0.28);
}

.quick-services-grid div:first-child {
  padding-left: 0;
}

.quick-services-grid div:last-child {
  padding-right: 0;
  border-right: 0;
}

.quick-services-grid span,
.quick-services-grid strong {
  display: block;
}

.quick-services-grid span {
  margin-bottom: 0.4rem;
  font-size: 0.58rem;
  font-weight: 900;
}

.quick-services-grid strong {
  font-size: 0.9rem;
  text-transform: uppercase;
}


/* =========================================================
   SERVICES
   ========================================================= */

.services {
  background: var(--white);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 2px solid var(--black);
}

.services-grid article {
  padding: 2.5rem;
  border-right: 1px solid var(--border-light);
}

.services-grid article:first-child {
  padding-left: 0;
}

.services-grid article:last-child {
  padding-right: 0;
  border-right: 0;
}

.service-number {
  display: block;
  margin-bottom: 2rem;
  color: var(--yellow-dark);
  font-size: 0.7rem;
  font-weight: 900;
}

.services-grid h3 {
  margin-bottom: 1rem;
  color: var(--black);
  font-size: 1.7rem;
  line-height: 1.05;
  text-transform: uppercase;
}

.services-grid ul {
  display: grid;
  gap: 0.5rem;
  padding: 1.5rem 0 0;
  margin: 1.5rem 0 0;
  border-top: 1px solid var(--border-light);
  list-style: none;
}

.services-grid li {
  position: relative;
  padding-left: 1.1rem;
  font-size: 0.9rem;
}

.services-grid li::before {
  position: absolute;
  top: 0.65em;
  left: 0;
  width: 0.35rem;
  height: 0.35rem;
  background: var(--yellow-dark);
  content: "";
}


/* =========================================================
   WHY
   ========================================================= */

.why-us {
  background: #ececea;
}

.why-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(3rem, 8vw, 8rem);
}

.why-list {
  border-top: 2px solid var(--black);
}

.why-list article {
  display: grid;
  grid-template-columns: 4rem 1fr;
  gap: 1.4rem;
  padding-block: 2rem;
  border-bottom: 1px solid #bcbcb8;
}

.why-list article > span {
  color: var(--yellow-dark);
  font-size: 0.7rem;
  font-weight: 900;
}

.why-list h3 {
  margin-bottom: 0.5rem;
  color: var(--black);
  font-size: 1.35rem;
  text-transform: uppercase;
}

.why-list p {
  margin-bottom: 0;
}


/* =========================================================
   WORK
   ========================================================= */

.work {
  background: var(--black);
  color: #bdbdbd;
}

.work h2 {
  color: var(--white);
}

.work h2 span {
  color: var(--yellow);
}

.work .eyebrow {
  color: var(--yellow);
}

.concept-note {
  color: #858585;
  font-size: 0.8rem;
}

.work-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.work-grid article {
  border-top: 1px solid var(--border-dark);
}

.work-image {
  position: relative;
  min-height: 23rem;
  overflow: hidden;
  margin-top: 1.5rem;
  background: #252525;
}

.work-image-one {
  background:
    linear-gradient(
      135deg,
      #cfcfc9 0%,
      #e9e9e4 100%
    );
}

.socket {
  position: absolute;
  top: 34%;
  left: 35%;
  width: 7rem;
  height: 7rem;
  border: 0.45rem solid #b6b6b1;
  background: #fafafa;
  box-shadow: 0.5rem 0.5rem 0 rgb(0 0 0 / 0.12);
}

.socket::before,
.socket::after {
  position: absolute;
  top: 2.5rem;
  width: 0.65rem;
  height: 1rem;
  background: #555555;
  content: "";
}

.socket::before {
  left: 1.5rem;
}

.socket::after {
  right: 1.5rem;
}

.cable {
  position: absolute;
  background: var(--yellow);
}

.cable-one {
  top: -10%;
  left: 50%;
  width: 0.55rem;
  height: 58%;
}

.work-image-two {
  background:
    linear-gradient(
      180deg,
      #363636,
      #1a1a1a
    );
}

.light {
  position: absolute;
  top: 25%;
  width: 4rem;
  height: 4rem;
  background: #f8dc82;
  border-radius: 50%;
  box-shadow: 0 0 3rem #f8dc82;
}

.light-one {
  left: 10%;
}

.light-two {
  left: 42%;
}

.light-three {
  right: 10%;
}

.work-image-three {
  display: grid;
  place-items: center;
  background:
    repeating-linear-gradient(
      45deg,
      #222222,
      #222222 10px,
      #282828 10px,
      #282828 20px
    );
}

.tester {
  width: 8rem;
  height: 13rem;
  padding: 1rem;
  background: var(--yellow);
  border-radius: 0.5rem;
  box-shadow: 1rem 1rem 0 rgb(0 0 0 / 0.3);
}

.tester::before {
  display: block;
  width: 100%;
  height: 3rem;
  margin-bottom: 2rem;
  background: #272727;
  content: "";
}

.tester span {
  display: inline-block;
  width: 1.8rem;
  height: 1.8rem;
  margin-right: 0.6rem;
  background: #222222;
  border-radius: 50%;
}

.work-copy {
  padding-top: 1.4rem;
}

.work-copy > span {
  color: var(--yellow);
  font-size: 0.65rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.work-copy h3 {
  margin: 0.65rem 0;
  color: var(--white);
  font-size: 1.4rem;
  text-transform: uppercase;
}


/* =========================================================
   CALLBACK CTA
   ========================================================= */

.callback {
  background: var(--yellow);
  color: var(--black);
}

.callback-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
  padding-block: clamp(3rem, 6vw, 5rem);
}

.callback .eyebrow {
  color: var(--black);
}

.callback h2 {
  max-width: 14ch;
  font-size: clamp(2.4rem, 5vw, 4rem);
}


/* =========================================================
   CONTACT
   ========================================================= */

.contact {
  background: #efefed;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(3rem, 8vw, 8rem);
}

.contact-copy > p:not(.eyebrow):not(.fiction-note) {
  max-width: 32rem;
  font-size: 1.1rem;
}

.contact-details {
  margin-top: 3rem;
  border-top: 2px solid var(--black);
}

.contact-details div {
  padding-block: 1rem;
  border-bottom: 1px solid #c5c5c0;
}

.contact-details span,
.contact-details strong {
  display: block;
}

.contact-details span {
  margin-bottom: 0.2rem;
  color: #666666;
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
}

.contact-details strong {
  color: var(--black);
}

.fiction-note {
  margin-top: 1rem;
  color: #717171;
  font-size: 0.72rem;
}

.contact-form {
  display: grid;
  gap: 1.3rem;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  background: var(--white);
  border-top: 0.4rem solid var(--yellow);
}

.contact-form > div {
  display: grid;
  gap: 0.4rem;
}

.contact-form label {
  color: var(--black);
  font-size: 0.8rem;
  font-weight: 900;
  text-transform: uppercase;
}

.contact-form input,
.contact-form textarea,
.contact-form select {
  width: 100%;
  min-height: 3.2rem;
  padding: 0.8rem;
  border: 1px solid #aaaaa5;
  background: var(--white);
  color: var(--black);
}

.contact-form textarea {
  resize: vertical;
}

.contact-form .button {
  width: fit-content;
}

.form-note {
  margin: 0;
  color: #717171;
  font-size: 0.72rem;
}


/* =========================================================
   FOOTER
   ========================================================= */

.site-footer {
  padding-block: 4rem;
  background: #090909;
  color: #8e8e8e;
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  gap: 4rem;
}

.footer-brand {
  display: block;
  margin-bottom: 0.7rem;
  color: var(--white);
  font-size: 1.3rem;
  font-weight: 900;
}

.footer-brand span {
  color: var(--yellow);
}

.footer-grid p {
  max-width: 32rem;
}

.footer-grid > div:last-child {
  display: grid;
  align-content: start;
  gap: 0.4rem;
  color: #b5b5b5;
  font-size: 0.85rem;
}


/* =========================================================
   RESPONSIVE
   ========================================================= */

@media (max-width: 55rem) {
  nav {
    display: none;
  }

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

  .hero-content {
    max-width: 48rem;
  }

  .hero-visual {
    max-width: 38rem;
  }

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

  .quick-services-grid div {
    border-bottom: 1px solid rgb(17 17 17 / 0.28);
  }

  .quick-services-grid div:nth-child(2) {
    border-right: 0;
  }

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

  .services-grid article,
  .services-grid article:first-child,
  .services-grid article:last-child {
    padding: 2rem 0;
    border-right: 0;
    border-bottom: 1px solid var(--border-light);
  }

  .why-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

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

  .work-image {
    min-height: 26rem;
  }
}

@media (max-width: 38rem) {
  .demo-notice-inner {
    align-items: flex-start;
    flex-direction: column;
    padding-block: 0.7rem;
  }

  .header-cta {
    padding-inline: 0.7rem;
    font-size: 0.7rem;
  }

  .hero h1 {
    font-size: clamp(3.7rem, 18vw, 5rem);
  }

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

  .hero-actions .button {
    width: 100%;
  }

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

  .hero-visual {
    min-height: 27rem;
  }

  .electrical-panel {
    inset: 1rem 1rem 1rem 0;
  }

  .hero-stamp {
    width: 7rem;
    height: 7rem;
  }

  .quick-services-grid {
    grid-template-columns: 1fr;
  }

  .quick-services-grid div,
  .quick-services-grid div:first-child,
  .quick-services-grid div:last-child {
    padding: 1.2rem 0;
    border-right: 0;
    border-bottom: 1px solid rgb(17 17 17 / 0.28);
  }

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

  .work-image {
    min-height: 22rem;
  }

  .footer-grid {
    flex-direction: column;
  }
}

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