:root {
  color-scheme: light;
  --ink: #132420;
  --muted: #52635e;
  --brand: #123b36;
  --brand-strong: #0b2d29;
  --brand-soft: #e8f3ee;
  --accent: #d8f28a;
  --accent-strong: #b8dc4f;
  --mint: #67d8ba;
  --surface: #ffffff;
  --surface-soft: #f4f8f6;
  --line: #dce7e2;
  --shadow: 0 24px 64px rgba(18, 59, 54, 0.1);
  --shadow-soft: 0 12px 34px rgba(18, 59, 54, 0.07);
  --radius-lg: 24px;
  --radius-md: 16px;
  --content: 1200px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 92px;
}

body {
  margin: 0;
  overflow-x: clip;
  color: var(--ink);
  background: var(--surface-soft);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

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

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  color: #fff;
  background: var(--brand-strong);
  border-radius: 10px;
  transform: translateY(-180%);
}

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

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  border-bottom: 1px solid rgba(220, 231, 226, 0.82);
  background: rgba(248, 251, 249, 0.92);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
  transition: box-shadow 180ms ease, background-color 180ms ease;
}

.site-header.is-scrolled {
  background: rgba(248, 251, 249, 0.97);
  box-shadow: 0 8px 26px rgba(18, 59, 54, 0.07);
}

.nav-shell,
.section-shell,
.hero-shell,
.footer-shell {
  width: min(calc(100% - 40px), var(--content));
  margin-inline: auto;
}

.nav-shell {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--brand);
  font-size: 1.25rem;
  font-weight: 760;
  letter-spacing: -0.035em;
  text-decoration: none;
  white-space: nowrap;
}

.brand img {
  width: 42px;
  height: 42px;
}

.brand span span {
  color: #397166;
  font-weight: 560;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.main-nav a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 650;
  text-decoration: none;
}

.main-nav a:hover {
  color: var(--brand);
}

.nav-contact {
  padding: 10px 16px;
  color: var(--brand) !important;
  border: 1px solid #aac8bd;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
}

.mobile-menu {
  position: relative;
  display: none;
}

.mobile-menu summary {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid #aac8bd;
  border-radius: 13px;
  background: rgba(255, 255, 255, 0.78);
  cursor: pointer;
  list-style: none;
  touch-action: manipulation;
}

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

.menu-icon {
  width: 20px;
  height: 15px;
  display: flex;
  justify-content: space-between;
  flex-direction: column;
}

.menu-icon span {
  width: 100%;
  height: 2px;
  display: block;
  border-radius: 999px;
  background: var(--brand);
  transition: transform 160ms ease, opacity 160ms ease;
}

.mobile-menu[open] .menu-icon span:first-child {
  transform: translateY(6.5px) rotate(45deg);
}

.mobile-menu[open] .menu-icon span:nth-child(2) {
  opacity: 0;
}

.mobile-menu[open] .menu-icon span:last-child {
  transform: translateY(-6.5px) rotate(-45deg);
}

.mobile-nav {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  width: min(280px, calc(100vw - 28px));
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--surface);
  box-shadow: 0 18px 48px rgba(18, 59, 54, 0.18);
  z-index: 30;
}

.mobile-nav a {
  min-height: 48px;
  display: block;
  padding: 12px 14px;
  color: var(--ink);
  border-radius: 10px;
  font-size: 0.97rem;
  font-weight: 650;
  text-decoration: none;
}

.mobile-nav a:hover,
.mobile-nav a:focus-visible {
  color: var(--brand);
  background: var(--brand-soft);
}

.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(70px, 8vw, 112px) 0 clamp(66px, 7vw, 96px);
}

.hero::before,
.hero::after {
  position: absolute;
  z-index: -1;
  content: "";
  border-radius: 999px;
  filter: blur(2px);
}

.hero::before {
  width: 460px;
  height: 460px;
  top: -230px;
  right: -100px;
  background: rgba(103, 216, 186, 0.18);
}

.hero::after {
  width: 360px;
  height: 360px;
  bottom: -270px;
  left: -120px;
  background: rgba(216, 242, 138, 0.24);
}

.hero-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, 0.92fr);
  align-items: center;
  gap: clamp(48px, 6vw, 80px);
}

.hero-content {
  min-width: 0;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 22px;
  color: #32695e;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 9px;
  height: 9px;
  content: "";
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 0 6px rgba(103, 216, 186, 0.16);
}

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

h1 {
  max-width: 720px;
  margin-bottom: 24px;
  font-size: clamp(3rem, 5.8vw, 5.15rem);
  line-height: 1.01;
  letter-spacing: -0.06em;
}

h1 span {
  color: #397166;
}

.hero-copy {
  max-width: 650px;
  margin-bottom: 32px;
  color: var(--muted);
  font-size: clamp(1.08rem, 2vw, 1.25rem);
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.button {
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 11px 20px;
  border: 1px solid transparent;
  border-radius: 13px;
  font-weight: 760;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease, background-color 160ms ease;
  touch-action: manipulation;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  color: #fff;
  background: var(--brand);
  box-shadow: 0 12px 26px rgba(18, 59, 54, 0.2);
}

.button-primary:hover {
  background: var(--brand-strong);
}

.button-secondary {
  color: var(--brand);
  border-color: #bfd3cb;
  background: rgba(255, 255, 255, 0.76);
}

.hero-panel {
  position: relative;
  min-height: 370px;
  display: flex;
  justify-content: flex-end;
  flex-direction: column;
  padding: clamp(32px, 4vw, 48px);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  background: var(--brand);
  box-shadow: var(--shadow);
}

.hero-panel::after {
  position: absolute;
  width: 112px;
  height: 112px;
  right: 24px;
  bottom: 18px;
  content: "";
  border: 22px solid rgba(216, 242, 138, 0.08);
  border-radius: 34px;
  transform: rotate(15deg);
  pointer-events: none;
}

.panel-mark {
  width: 70px;
  height: 70px;
  margin-bottom: auto;
  padding: 9px;
  border-radius: 20px;
  background: #fff;
}

.panel-label {
  margin-bottom: 10px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-panel h2 {
  max-width: 390px;
  margin-bottom: 16px;
  font-size: clamp(1.65rem, 3vw, 2.25rem);
  line-height: 1.12;
  letter-spacing: -0.04em;
}

.hero-panel p:last-child {
  max-width: 390px;
  margin-bottom: 0;
  color: #d6e4df;
}

.trust-strip {
  padding: 20px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.62);
}

.trust-list {
  width: min(calc(100% - 40px), 1040px);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin: 0 auto;
  padding: 0;
  list-style: none;
}

.trust-list li {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: #3c5a52;
  font-size: 0.93rem;
  font-weight: 720;
}

.trust-list li::before {
  width: 8px;
  height: 8px;
  content: "";
  border-radius: 50%;
  background: var(--accent-strong);
}

.section {
  padding: clamp(80px, 8vw, 112px) 0;
}

.section-white {
  background: var(--surface);
}

.section-heading {
  max-width: 760px;
  margin-bottom: clamp(36px, 5vw, 54px);
}

.section-heading h2 {
  margin-bottom: 16px;
  font-size: clamp(2rem, 4vw, 3.25rem);
  line-height: 1.08;
  letter-spacing: -0.045em;
}

.section-heading p {
  color: var(--muted);
  font-size: 1.08rem;
}

.product-card {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface-soft);
  box-shadow: var(--shadow-soft);
}

.product-intro {
  min-width: 0;
  padding: clamp(36px, 5.5vw, 64px);
  color: #fff;
  background: linear-gradient(145deg, var(--brand) 0%, #174c44 100%);
}

.product-intro h3 {
  margin-bottom: 16px;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.05;
  letter-spacing: -0.05em;
}

.product-intro p {
  margin-bottom: 28px;
  color: #d7e6e1;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent);
  font-weight: 760;
  text-decoration-thickness: 1px;
  text-underline-offset: 5px;
}

.product-details {
  min-width: 0;
  padding: clamp(36px, 5vw, 60px);
}

.feature-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.feature-list li {
  position: relative;
  min-width: 0;
  min-height: 88px;
  display: flex;
  align-items: center;
  padding: 18px 18px 18px 50px;
  border: 1px solid var(--line);
  border-radius: 15px;
  background: #fff;
  font-weight: 670;
  hyphens: auto;
  overflow-wrap: break-word;
}

.feature-list li::before {
  position: absolute;
  width: 24px;
  height: 24px;
  top: 50%;
  left: 15px;
  content: "✓";
  color: var(--brand);
  border-radius: 50%;
  background: var(--brand-soft);
  font-size: 0.82rem;
  font-weight: 900;
  line-height: 24px;
  text-align: center;
  transform: translateY(-50%);
}

.product-note {
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.principles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.principle {
  min-height: 210px;
  padding: 34px 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: 0 8px 24px rgba(18, 59, 54, 0.035);
}

.principle h3 {
  margin: 0 0 12px;
  font-size: 1.25rem;
  letter-spacing: -0.025em;
}

.principle p {
  margin-bottom: 0;
  color: var(--muted);
}

.contact-card {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 40px;
  padding: clamp(32px, 6vw, 64px);
  color: #fff;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--brand) 0%, #174c44 100%);
  box-shadow: var(--shadow);
}

.contact-card h2 {
  margin-bottom: 12px;
  font-size: clamp(1.9rem, 4vw, 3rem);
  line-height: 1.08;
  letter-spacing: -0.045em;
}

.contact-card p {
  max-width: 650px;
  margin-bottom: 0;
  color: #d6e4df;
}

.contact-card .button {
  color: var(--brand);
  background: var(--accent);
  box-shadow: none;
}

.contact-card .button:hover {
  background: #e5f7ad;
}

.site-footer {
  padding: 40px 0;
  color: var(--muted);
  border-top: 1px solid var(--line);
  background: var(--surface);
}

.contact-page {
  background: var(--surface-soft);
}

.contact-page-shell {
  width: min(calc(100% - 40px), 1040px);
  margin-inline: auto;
}

.contact-intro {
  padding: clamp(64px, 8vw, 96px) 0 clamp(48px, 6vw, 72px);
  background:
    radial-gradient(circle at 88% 18%, rgba(103, 216, 186, 0.2), transparent 30%),
    linear-gradient(180deg, #f4f8f6 0%, #eef6f2 100%);
}

.contact-intro .eyebrow {
  margin-bottom: 18px;
}

.contact-intro h1 {
  max-width: 820px;
  margin-bottom: 20px;
  font-size: clamp(2.7rem, 6vw, 4.8rem);
}

.contact-intro > .contact-page-shell > p:last-child {
  max-width: 760px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.2rem);
}

.contact-form-section {
  padding: clamp(56px, 8vw, 96px) 0;
  background: var(--surface);
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 320px);
  align-items: start;
  gap: 28px;
}

.contact-form-card,
.contact-side-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
}

.contact-form-card {
  min-width: 0;
  padding: clamp(28px, 5vw, 48px);
}

.contact-form-heading {
  margin-bottom: 32px;
}

.contact-form-heading h2,
.contact-side-card h2 {
  margin-bottom: 8px;
  font-size: clamp(1.55rem, 3vw, 2rem);
  line-height: 1.15;
  letter-spacing: -0.035em;
}

.contact-form-heading p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.94rem;
}

.contact-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px 20px;
}

.form-field {
  min-width: 0;
}

.form-field-full {
  grid-column: 1 / -1;
}

.form-field label {
  display: inline-block;
  margin-bottom: 8px;
  color: var(--ink);
  font-weight: 720;
}

.field-optional,
.field-hint,
.form-actions p {
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 450;
}

.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form textarea {
  width: 100%;
  min-height: 50px;
  padding: 12px 14px;
  color: var(--ink);
  border: 1px solid #adc5bc;
  border-radius: 12px;
  background: #fff;
  font: inherit;
  line-height: 1.45;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.contact-form textarea {
  min-height: 190px;
  resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--brand);
  outline: none;
  box-shadow: 0 0 0 4px rgba(103, 216, 186, 0.24);
}

.contact-form [aria-invalid="true"] {
  border-color: #a53f3f;
}

.field-hint,
.field-error {
  margin: 7px 0 0;
  line-height: 1.45;
}

.field-error {
  color: #922f2f;
  font-size: 0.88rem;
  font-weight: 650;
}

.form-consent {
  display: grid;
  grid-template-columns: 24px 1fr;
  align-items: start;
  column-gap: 11px;
}

.form-consent input {
  width: 22px;
  height: 22px;
  margin: 11px 0 0;
  accent-color: var(--brand);
}

.form-consent label {
  min-height: 44px;
  display: block;
  padding-block: 9px;
  margin: 0;
  font-weight: 500;
}

.form-consent label a {
  color: var(--brand);
  font-weight: 700;
  text-underline-offset: 3px;
}

.form-consent .field-error {
  grid-column: 2;
}

.form-actions {
  display: flex;
  align-items: center;
  gap: 18px;
}

.form-actions p {
  max-width: 360px;
  margin: 0;
  line-height: 1.5;
}

.contact-trap {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  clip: rect(1px, 1px, 1px, 1px) !important;
  clip-path: inset(50%) !important;
  white-space: nowrap !important;
}

.form-notice {
  margin-bottom: 28px;
  padding: 18px 20px;
  border: 1px solid;
  border-radius: 14px;
}

.form-notice strong {
  display: block;
  margin-bottom: 4px;
}

.form-notice p,
.form-notice ul {
  margin: 0;
}

.form-notice ul {
  padding: 8px 0 0 20px;
}

.form-notice a {
  font-weight: 650;
  text-underline-offset: 3px;
}

.form-notice-success {
  color: #174c3c;
  border-color: #acd7c5;
  background: #eef9f4;
}

.form-notice-error {
  color: #762828;
  border-color: #e1b5b5;
  background: #fff4f4;
}

.contact-side-card {
  position: sticky;
  top: 106px;
  padding: 30px 28px;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.1);
  background: linear-gradient(145deg, var(--brand) 0%, #174c44 100%);
}

.contact-side-card h2 {
  margin-bottom: 20px;
}

.contact-side-card ul {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.contact-side-card li {
  position: relative;
  padding-left: 26px;
  color: #eff7f4;
}

.contact-side-card li::before {
  position: absolute;
  top: 0;
  left: 0;
  content: "✓";
  color: var(--accent);
  font-weight: 900;
}

.contact-side-card > p:last-child {
  margin: 26px 0 0;
  padding-top: 22px;
  color: #d6e4df;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  font-size: 0.92rem;
}

.footer-shell {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 28px;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--brand);
  font-size: 1.08rem;
  font-weight: 760;
  letter-spacing: -0.03em;
  text-decoration: none;
}

.footer-brand img {
  width: 36px;
  height: 36px;
}

.footer-brand span span {
  color: #397166;
  font-weight: 560;
}

.footer-copy {
  margin: 8px 0 0;
  font-size: 0.9rem;
}

.footer-meta {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 12px 26px;
}

.footer-copyright {
  margin: 0;
  font-size: 0.86rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-links a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  font-size: 0.9rem;
  font-weight: 650;
  text-underline-offset: 4px;
}

a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--accent-strong);
  outline-offset: 4px;
}

@media (min-width: 761px) {
  .footer-meta {
    align-items: flex-end;
  }

  .footer-copyright,
  .footer-links a {
    min-height: 44px;
    display: inline-flex;
    align-items: flex-end;
    padding-bottom: 5px;
  }

  .footer-copyright {
    gap: 0.24em;
  }
}

@media (max-width: 1080px) {
  .product-card {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  .main-nav {
    display: none;
  }

  .mobile-menu {
    display: block;
  }

  .hero {
    padding-top: 62px;
  }

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

  .hero-panel {
    width: 100%;
    max-width: 660px;
  }

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

  .principle {
    min-height: auto;
  }

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

  .contact-card .button {
    justify-self: start;
  }

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

  .contact-side-card {
    position: static;
  }
}

@media (max-width: 760px) {
  .footer-shell {
    align-items: flex-start;
    flex-direction: column;
  }

  .footer-meta {
    align-items: flex-start;
    justify-content: flex-start;
    flex-direction: column;
    gap: 12px;
  }
}

@media (max-width: 620px) {
  .nav-shell,
  .section-shell,
  .hero-shell,
  .footer-shell,
  .contact-page-shell {
    width: min(calc(100% - 28px), var(--content));
  }

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

  .brand img {
    width: 38px;
    height: 38px;
  }

  .hero {
    padding: 50px 0 58px;
  }

  h1 {
    font-size: clamp(2.45rem, 11.5vw, 3.15rem);
    line-height: 1.03;
  }

  .eyebrow {
    margin-bottom: 18px;
    font-size: 0.72rem;
    letter-spacing: 0.07em;
  }

  .hero-panel,
  .product-intro,
  .product-details,
  .contact-card {
    padding: 28px;
  }

  .hero-panel {
    min-height: 320px;
  }

  .section {
    padding: 76px 0;
  }

  .trust-list,
  .feature-list {
    grid-template-columns: 1fr;
  }

  .trust-list {
    gap: 10px;
  }

  .trust-list li {
    justify-content: flex-start;
  }

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

  .form-field-full {
    grid-column: auto;
  }

  .contact-form-card,
  .contact-side-card {
    padding: 26px 22px;
    border-radius: 18px;
  }

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

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

}

@media (max-width: 480px) {
  .button-row {
    display: grid;
    grid-template-columns: 1fr;
  }

  .button-row .button {
    width: 100%;
  }

  .feature-list li {
    min-height: 78px;
  }
}

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

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