:root {
  --blue-900: #102f57;
  --blue-800: #173f73;
  --green-700: #4f7d20;
  --green-600: #6fa52f;
  --ink: #17212b;
  --muted: #5d6976;
  --line: #dfe6ee;
  --soft: #f3f7f5;
  --white: #ffffff;
  --warm: #f7b955;
  --shadow: 0 18px 50px rgba(16, 47, 87, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

body.nav-open {
  overflow: hidden;
}

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

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

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

h1,
h2,
h3 {
  line-height: 1.1;
  letter-spacing: 0;
  font-weight: 650;
}

h1 {
  max-width: 760px;
  margin-bottom: 22px;
  color: var(--white);
  font-size: 3.35rem;
}

h2 {
  margin-bottom: 20px;
  color: var(--blue-900);
  font-size: 2.05rem;
}

h3 {
  margin-bottom: 12px;
  color: var(--blue-900);
  font-size: 1.15rem;
}

address {
  font-style: normal;
}

button,
input,
textarea {
  font: inherit;
}

.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 1000;
  transform: translateY(-160%);
  padding: 10px 14px;
  border-radius: 6px;
  color: var(--white);
  background: var(--blue-900);
}

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  color: var(--white);
  background: rgba(16, 47, 87, 0.94);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
}

.site-header.is-scrolled {
  box-shadow: var(--shadow);
}

.site-header--static {
  position: sticky;
}

.topbar {
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.9rem;
}

.topbar__inner {
  display: flex;
  min-height: 38px;
  align-items: center;
  justify-content: flex-end;
  gap: 22px;
  color: rgba(255, 255, 255, 0.86);
}

.topbar a:hover,
.nav-links a:hover,
.footer a:hover {
  color: var(--warm);
}

.nav {
  display: flex;
  min-height: 78px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  min-width: 210px;
  align-items: center;
  gap: 12px;
  font-weight: 650;
}

.brand img {
  width: 132px;
  height: auto;
}

.brand span {
  display: none;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-links a {
  padding: 9px 12px;
  border-radius: 6px;
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.95rem;
  font-weight: 650;
}

.nav-links .nav-cta {
  margin-left: 6px;
  color: var(--blue-900);
  background: var(--white);
}

.nav-links .nav-cta:hover {
  color: var(--blue-900);
  background: var(--warm);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 6px;
  background: transparent;
}

.nav-toggle__line {
  display: block;
  width: 20px;
  height: 2px;
  margin: 4px auto;
  background: var(--white);
}

.hero {
  position: relative;
  display: grid;
  min-height: 720px;
  overflow: hidden;
  isolation: isolate;
}

.hero__media {
  position: absolute;
  inset: 0;
  z-index: -2;
  background-image:
    linear-gradient(90deg, rgba(8, 29, 51, 0.88), rgba(8, 29, 51, 0.66) 40%, rgba(8, 29, 51, 0.18) 72%),
    url("hero-energy.png");
  background-position: center;
  background-size: cover;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  z-index: -1;
  height: 130px;
  background: linear-gradient(0deg, rgba(16, 47, 87, 0.45), rgba(16, 47, 87, 0));
}

.hero__content {
  align-self: center;
  padding-top: 126px;
  padding-bottom: 76px;
}

.eyebrow {
  margin-bottom: 14px;
  color: var(--green-600);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: #a7d65e;
}

.hero__text {
  max-width: 660px;
  margin-bottom: 28px;
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.18rem;
}

.hero__actions,
.cookie-banner__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border: 1px solid transparent;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 700;
  text-align: center;
}

.button--primary {
  color: var(--white);
  background: var(--green-700);
}

.button--primary:hover {
  background: var(--blue-800);
}

.button--ghost {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.55);
  background: rgba(255, 255, 255, 0.08);
}

.button--ghost:hover {
  color: var(--blue-900);
  background: var(--white);
}

.button--ghost-dark {
  color: var(--blue-900);
  border-color: var(--line);
  background: var(--white);
}

.hero__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 34px;
}

.hero__badges span {
  padding: 8px 12px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 6px;
  color: rgba(255, 255, 255, 0.9);
  background: rgba(255, 255, 255, 0.08);
}

.section {
  padding: 92px 0;
}

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

.section--green {
  color: var(--white);
  background: #315f2d;
}

.section--green h2,
.section--green h3,
.section--green .eyebrow {
  color: var(--white);
}

.section--green p {
  color: rgba(255, 255, 255, 0.86);
}

.section--green .benefit-list p {
  color: rgba(255, 255, 255, 0.82);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: 64px;
}

.split--center {
  align-items: center;
}

.copy p {
  margin-bottom: 18px;
  color: var(--muted);
}

.quality-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 24px;
}

.quality-list span {
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--blue-900);
  background: var(--white);
  font-weight: 700;
}

.section-head {
  max-width: 760px;
  margin-bottom: 38px;
}

.section-head p {
  color: var(--muted);
}

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

.service-card {
  min-height: 248px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 8px 24px rgba(16, 47, 87, 0.06);
}

.service-card__icon {
  display: inline-flex;
  width: 42px;
  height: 42px;
  margin-bottom: 24px;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  color: var(--white);
  background: var(--blue-800);
  font-weight: 700;
}

.service-card p,
.benefit-list p,
.panel p,
.contact p,
.impact p {
  color: var(--muted);
}

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

.panel {
  padding: 36px;
  border-left: 6px solid var(--green-600);
  background: var(--soft);
}

.metric-stack {
  display: grid;
  gap: 16px;
}

.metric {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 8px 24px rgba(16, 47, 87, 0.06);
}

.metric strong {
  display: block;
  margin-bottom: 8px;
  color: var(--blue-900);
  font-size: 1.15rem;
}

.metric span {
  color: var(--muted);
}

.benefit-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 26px;
}

.benefit-list > div {
  padding-top: 22px;
  border-top: 3px solid rgba(255, 255, 255, 0.45);
}

.impact {
  background: #f8fafc;
}

.impact__grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 44px;
  align-items: center;
}

.impact__number {
  padding: 36px;
  border-radius: 8px;
  color: var(--white);
  background: var(--blue-900);
}

.impact__number strong {
  display: block;
  margin-bottom: 10px;
  font-size: 4.5rem;
  line-height: 1;
}

.impact__number span {
  display: block;
  color: rgba(255, 255, 255, 0.84);
}

.contact__grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 54px;
}

.contact-card {
  display: grid;
  gap: 8px;
  margin-top: 28px;
  padding: 24px;
  border-radius: 8px;
  color: var(--white);
  background: var(--blue-900);
}

.contact-card a {
  text-decoration: underline;
  text-underline-offset: 4px;
}

.form {
  display: grid;
  gap: 18px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

label {
  display: grid;
  gap: 7px;
  color: var(--blue-900);
  font-weight: 650;
}

input,
textarea {
  width: 100%;
  border: 1px solid #cbd6e2;
  border-radius: 6px;
  padding: 12px 13px;
  color: var(--ink);
  background: var(--white);
}

input:focus,
textarea:focus,
button:focus-visible,
a:focus-visible {
  outline: 3px solid rgba(247, 185, 85, 0.76);
  outline-offset: 2px;
}

textarea {
  resize: vertical;
}

.form__check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--muted);
  font-weight: 400;
}

.form__check input {
  width: 18px;
  min-width: 18px;
  height: 18px;
  margin-top: 4px;
}

.form__check a {
  color: var(--blue-800);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.form__note {
  margin: -4px 0 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.form__note a {
  color: var(--blue-800);
  text-decoration: underline;
  text-underline-offset: 3px;
}

button:disabled {
  cursor: wait;
  opacity: 0.7;
}

.honeypot {
  position: absolute;
  left: -9999px;
}

.footer {
  color: rgba(255, 255, 255, 0.82);
  background: #12181f;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 28px;
  padding: 48px 0 30px;
}

.footer strong {
  display: block;
  margin-bottom: 10px;
  color: var(--white);
}

.footer p {
  max-width: 520px;
  margin-bottom: 0;
}

.footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  justify-content: flex-end;
}

.footer__bottom {
  display: flex;
  min-height: 58px;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.9rem;
}

.cookie-banner {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 200;
  display: grid;
  width: min(640px, calc(100% - 40px));
  grid-template-columns: 1fr auto;
  gap: 22px;
  align-items: center;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.cookie-banner[hidden] {
  display: none;
}

.cookie-banner strong {
  display: block;
  margin-bottom: 5px;
  color: var(--blue-900);
}

.cookie-banner p {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
}

.legal-page {
  min-height: 70vh;
  padding: 64px 0;
  background: var(--soft);
}

.legal-content {
  max-width: 860px;
  padding: 42px;
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.legal-content h1 {
  color: var(--blue-900);
  font-size: 2.35rem;
}

.legal-content h2 {
  margin-top: 30px;
  font-size: 1.25rem;
}

.legal-content a {
  color: var(--blue-800);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.legal-note {
  margin-top: 34px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.93rem;
}

.status {
  border-top: 6px solid var(--green-600);
}

.status--error {
  border-top-color: #b84a3a;
}

@media (max-width: 960px) {
  h1 {
    font-size: 2.45rem;
  }

  h2 {
    font-size: 1.78rem;
  }

  .topbar__inner {
    justify-content: center;
    gap: 14px;
  }

  .nav-toggle {
    display: inline-block;
  }

  .nav-links {
    position: fixed;
    top: 116px;
    right: 0;
    left: 0;
    display: none;
    max-height: calc(100vh - 116px);
    overflow: auto;
    padding: 16px 20px 24px;
    background: var(--blue-900);
  }

  .nav-links.is-open {
    display: grid;
  }

  .nav-links a {
    padding: 13px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  }

  .nav-links .nav-cta {
    margin: 10px 0 0;
    padding: 13px 16px;
    text-align: center;
  }

  .split,
  .impact__grid,
  .contact__grid {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .service-grid,
  .benefit-list,
  .quality-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .container {
    width: min(100% - 28px, 1120px);
  }

  .topbar {
    display: none;
  }

  .nav {
    min-height: 72px;
  }

  .brand {
    min-width: 0;
  }

  .brand img {
    width: 116px;
  }

  .nav-links {
    top: 72px;
    max-height: calc(100vh - 72px);
  }

  .hero {
    min-height: 690px;
  }

  .hero__media {
    background-image:
      linear-gradient(90deg, rgba(8, 29, 51, 0.92), rgba(8, 29, 51, 0.76) 52%, rgba(8, 29, 51, 0.42)),
      url("hero-energy.png");
    background-position: 58% center;
  }

  .hero__content {
    padding-top: 110px;
  }

  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.55rem;
  }

  .hero__text {
    font-size: 1rem;
  }

  .section {
    padding: 66px 0;
  }

  .service-grid,
  .benefit-list,
  .quality-list,
  .field-grid,
  .footer__grid {
    grid-template-columns: 1fr;
  }

  .service-card {
    min-height: 0;
  }

  .impact__number strong {
    font-size: 3.1rem;
  }

  .form,
  .panel,
  .impact__number {
    padding: 22px;
  }

  .footer__links {
    justify-content: flex-start;
  }

  .footer__bottom {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    padding: 18px 0;
  }

  .cookie-banner {
    right: 14px;
    bottom: 14px;
    width: calc(100% - 28px);
    grid-template-columns: 1fr;
  }

  .legal-content {
    padding: 26px;
  }
}