:root {
  --navy: #06375b;
  --blue-slate: #3f82e8;
  --deep-teal: #13724e;
  --ocean: #2f7fe8;
  --aqua: #2fa866;
  --gold: #fdbb2d;
  --amber: #ffd464;
  --charcoal: #082640;
  --ink: #16324a;
  --muted: #5e7284;
  --paper: #f7fbff;
  --line: #dbe8f3;
  --white: #ffffff;
  --shadow: 0 18px 55px rgba(6, 55, 91, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
}

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

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

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1,
h2,
h3 {
  margin: 0;
  color: var(--charcoal);
  line-height: 1.02;
  letter-spacing: 0;
}

h1 {
  font-size: clamp(2.45rem, 5vw, 4.75rem);
}

h2 {
  font-size: clamp(1.8rem, 3.2vw, 3rem);
}

h3 {
  font-size: 1.12rem;
}

p {
  margin: 0;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 14px clamp(20px, 5vw, 64px);
  color: var(--white);
  transition: background 180ms ease, box-shadow 180ms ease, color 180ms ease;
}

.site-header.light,
.site-header.is-scrolled {
  background: rgba(247, 251, 255, 0.96);
  color: var(--charcoal);
  box-shadow: 0 10px 30px rgba(6, 55, 91, 0.09);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.98rem;
  font-weight: 900;
}

.header-logo {
  height: 32px;
  width: auto;
  max-width: none;
  display: block;
}

.nav {
  display: flex;
  align-items: center;
  gap: clamp(12px, 1.8vw, 24px);
  font-size: 0.88rem;
  font-weight: 800;
}

.nav a {
  opacity: 0.92;
}

.nav-cta {
  padding: 9px 13px;
  border: 1px solid currentColor;
  border-radius: 8px;
  background: rgba(253, 187, 45, 0.22);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 0;
  border: none;
  background: transparent;
  color: inherit;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transition: transform 180ms ease, opacity 180ms ease;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.hero {
  position: relative;
  height: 100vh;
  display: grid;
  align-items: center;
  overflow: hidden;
  color: var(--white);
}

.hero-image,
.hero-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-image {
  object-fit: cover;
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(6, 55, 91, 0.94) 0%, rgba(8, 38, 64, 0.78) 38%, rgba(63, 130, 232, 0.2) 76%),
    linear-gradient(0deg, rgba(47, 168, 102, 0.18), rgba(253, 187, 45, 0.08));
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(720px, calc(100% - 40px));
  margin-left: clamp(20px, 6vw, 78px);
  padding-top: 54px;
  padding-bottom: 72px;
}

.hero h1 {
  color: var(--white);
  max-width: 12ch;
}

.contact h1 {
  color: var(--white);
  max-width: 980px;
}

.hero-copy {
  max-width: 600px;
  margin-top: 20px;
  color: rgba(255, 255, 255, 0.86);
  font-size: clamp(1rem, 1.45vw, 1.14rem);
}


.eyebrow {
  margin: 0 0 12px;
  color: var(--gold);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.trust-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0;
  margin-top: 24px;
}

.trust-strip span {
  padding: 4px 16px;
  border-left: 1px solid rgba(255, 255, 255, 0.28);
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.trust-strip span:first-child {
  border-left: none;
  padding-left: 0;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 11px 16px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-weight: 900;
  line-height: 1.1;
  cursor: pointer;
}

.button.primary {
  background: var(--gold);
  color: var(--navy);
}

.button.secondary {
  border-color: rgba(255, 255, 255, 0.55);
  color: var(--white);
  background: rgba(255, 255, 255, 0.09);
}

.section {
  padding: clamp(56px, 7vw, 92px) 0;
}

.section-inner {
  width: min(1080px, calc(100% - 40px));
  margin: 0 auto;
}

.section-inner.narrow {
  width: min(760px, calc(100% - 40px));
}

.section-heading {
  max-width: 700px;
  margin-bottom: 28px;
}

.section-heading p {
  max-width: 600px;
  margin-top: 14px;
  color: var(--muted);
}

.feature-layout {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.feature-layout {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

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

.feature-card {
  min-height: 190px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 10px 28px rgba(6, 55, 91, 0.06);
}

.feature-card.strong {
  border-top: 4px solid var(--aqua);
}

.feature-card.strong:nth-child(2) {
  border-top-color: var(--blue-slate);
}

.feature-card.strong:nth-child(3) {
  border-top-color: var(--gold);
}

.feature-card h3 {
  margin-top: 16px;
}

.card-header-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.card-header-row h3 {
  margin-top: 0;
}

.card-header-row .card-icon {
  display: inline-block;
  width: auto;
  height: auto;
  background: transparent;
  border-radius: 0;
  padding: 0 0 3px;
  font-size: 1.1rem;
  border-bottom: 3px solid currentColor;
}

.feature-card:nth-child(2n) .card-header-row .card-icon,
.feature-card:nth-child(3n) .card-header-row .card-icon {
  background: transparent;
}

.feature-layout.stack .feature-card {
  min-height: 0;
}

.feature-card p {
  margin-top: 10px;
  color: var(--muted);
}

.card-icon {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: rgba(47, 168, 102, 0.14);
  color: var(--deep-teal);
  font-weight: 900;
}

.feature-card:nth-child(2n) .card-icon {
  background: rgba(63, 130, 232, 0.14);
  color: var(--ocean);
}

.feature-card:nth-child(3n) .card-icon {
  background: rgba(253, 187, 45, 0.22);
  color: #76510b;
}

.band {
  background:
    linear-gradient(135deg, rgba(47, 168, 102, 0.1), rgba(63, 130, 232, 0.11), rgba(253, 187, 45, 0.13)),
    var(--white);
}

.split,
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(28px, 5vw, 60px);
  align-items: start;
}

.check-list {
  display: grid;
  gap: 12px;
}

.check-item {
  border-left: 4px solid var(--aqua);
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 10px 26px rgba(6, 55, 91, 0.06);
  overflow: hidden;
  cursor: default;
}

.check-list p {
  padding: 15px 18px;
  border-left: 4px solid var(--aqua);
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 10px 26px rgba(6, 55, 91, 0.06);
  color: var(--ink);
  font-weight: 800;
}

.check-item p {
  border-left: none;
  background: transparent;
  box-shadow: none;
}

.check-desc {
  display: block;
  max-height: 0;
  overflow: hidden;
  padding: 0 18px;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.5;
  transition: max-height 300ms ease, padding 300ms ease;
}

.check-item:hover .check-desc {
  max-height: 60px;
  padding: 0 18px 14px;
}

.warranty-strip {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(24px, 4vw, 48px);
  align-items: center;
}

.warranty-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.warranty-section {
  background: var(--navy);
  padding: clamp(32px, 4vw, 48px) 0;
}

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

.warranty-strip .eyebrow {
  color: var(--gold);
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.warranty-intro {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.warranty-stamp {
  position: relative;
  width: 200px;
  aspect-ratio: 5 / 3;
  margin-bottom: 24px;
  border: 3px solid var(--gold);
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  color: var(--gold);
  transform: rotate(-4deg);
}

.warranty-stamp::before {
  content: '';
  position: absolute;
  inset: 8px;
  border: 1px dashed var(--gold);
  border-radius: 5px;
  opacity: 0.5;
}

.stamp-label {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  opacity: 0.75;
}

.stamp-check {
  font-size: 2.8rem;
  font-weight: 900;
  line-height: 1;
}

.stamp-word {
  font-size: 1.25rem;
  font-weight: 900;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.warranty-card {
  display: grid;
  gap: 6px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
}

.warranty-card strong {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.warranty-card-header {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.warranty-card-header span {
  color: var(--gold);
  font-size: 1.5rem;
  font-weight: 800;
  line-height: 1;
}

.warranty-card p {
  margin-top: 6px;
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.82rem;
  line-height: 1.5;
}

.body-copy {
  display: grid;
  gap: 14px;
  color: var(--muted);
  font-size: 1rem;
}

.about-trinity-section {
  padding: clamp(28px, 3.5vw, 44px) 0;
}

.trinity-layout {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(16px, 2.5vw, 28px);
}

.trinity-logo-cell {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.trinity-logo {
  width: clamp(120px, 16vw, 200px);
  height: auto;
}

.trinity-tagline {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--charcoal);
  letter-spacing: 0.04em;
}

.trinity-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(16px, 2.5vw, 28px);
  width: 100%;
}

.trinity-value {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--white);
  box-shadow: 0 10px 28px rgba(6,55,91,0.06);
}

.trinity-value h3 {
  margin-top: 10px;
  font-size: 1.1rem;
}

.trinity-value p {
  margin-top: 8px;
  color: var(--muted);
  line-height: 1.6;
  font-size: 0.92rem;
}

.trinity-label {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 99px;
}

.trinity-people .trinity-label { background: rgba(253,187,45,0.2); color: #76510b; }
.trinity-nature .trinity-label { background: rgba(47,168,102,0.15); color: var(--deep-teal); }
.trinity-tech .trinity-label   { background: rgba(63,130,232,0.14); color: var(--ocean); }

.trinity-people { border-top: 4px solid var(--gold); }
.trinity-nature { border-top: 4px solid var(--aqua); }
.trinity-tech   { border-top: 4px solid var(--blue-slate); }

@media (max-width: 680px) {
  .trinity-cards {
    grid-template-columns: 1fr;
  }
}

.cta-panel {
  padding: clamp(28px, 4vw, 44px);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(6, 55, 91, 0.97), rgba(63, 130, 232, 0.78)),
    var(--navy);
  color: var(--white);
}

.cta-panel h2 {
  max-width: 850px;
  color: var(--white);
}

.cta-panel .button {
  margin-top: 22px;
}

.page-hero {
  position: relative;
  min-height: 76vh;
  display: grid;
  align-items: center;
  overflow: hidden;
  padding: 138px 0 72px;
  background: var(--navy);
  color: var(--white);
}

.page-hero-image,
.page-hero-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.page-hero-image {
  object-fit: cover;
}

.page-hero-overlay {
  background:
    linear-gradient(90deg, rgba(6, 55, 91, 0.95) 0%, rgba(8, 38, 64, 0.76) 42%, rgba(63, 130, 232, 0.1) 78%),
    linear-gradient(0deg, rgba(47, 168, 102, 0.12), rgba(253, 187, 45, 0.08));
}

.page-hero .section-inner {
  position: relative;
  z-index: 1;
}

.page-hero h1 {
  color: var(--white);
}

.page-hero p:not(.eyebrow) {
  max-width: 640px;
  margin-top: 18px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 1.05rem;
}

.contact {
  padding: clamp(96px, 10vw, 140px) 0 clamp(60px, 7vw, 92px);
  background:
    linear-gradient(135deg, rgba(6, 55, 91, 0.97), rgba(63, 130, 232, 0.76), rgba(47, 168, 102, 0.5)),
    var(--navy);
  color: var(--white);
}

.page-contact {
  min-height: calc(100vh - 76px);
}

.contact-stack {
  display: grid;
  gap: clamp(28px, 4vw, 44px);
}

.contact-intro {
  max-width: 980px;
}

.contact-lower {
  display: grid;
  grid-template-columns: minmax(260px, 0.75fr) minmax(420px, 1.25fr);
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

.contact-details {
  display: grid;
  gap: 18px;
}

.contact p {
  max-width: 600px;
  margin-top: 18px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 1rem;
}

.contact-intro p {
  max-width: 720px;
}

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

.contact-methods a {
  display: grid;
  gap: 3px;
  padding: 14px 16px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
}

.contact-methods span {
  color: var(--amber);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.contact-methods strong {
  color: var(--white);
  font-size: 1rem;
  overflow-wrap: anywhere;
}

.contact-form {
  display: grid;
  gap: 12px;
  padding: 20px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.09);
  border: 1px solid rgba(255, 255, 255, 0.16);
}

.contact-form label {
  display: grid;
  gap: 7px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.9rem;
  font-weight: 800;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  padding: 12px 13px;
  color: var(--white);
  background: rgba(255, 255, 255, 0.11);
  font: inherit;
}

.contact-form textarea {
  resize: vertical;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: rgba(255, 255, 255, 0.48);
}

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

.contact-form .button:disabled {
  cursor: wait;
  opacity: 0.68;
}

.form-status {
  min-height: 1.35em;
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.92rem;
}

.form-status[data-state="success"] {
  color: #99f6c8;
}

.form-status[data-state="error"] {
  color: #f8c38d;
}

.footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding: 20px clamp(20px, 5vw, 64px);
  color: var(--muted);
  background: var(--paper);
  font-size: 0.88rem;
}

.footer span:first-child {
  color: var(--charcoal);
  font-weight: 900;
}

@media (max-width: 900px) {
  .site-header {
    align-items: center;
    padding: 14px 20px;
  }

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

  .nav {
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    height: 100dvh;
    z-index: 30;
    width: min(300px, 80vw);
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 96px 28px 28px;
    background: var(--paper);
    color: var(--charcoal);
    box-shadow: -18px 0 55px rgba(6, 55, 91, 0.18);
    transform: translateX(100%);
    transition: transform 220ms ease;
  }

  .nav.is-open {
    transform: translateX(0);
  }

  .nav a {
    width: 100%;
    padding: 12px 0;
    font-size: 1.05rem;
    border-bottom: 1px solid var(--line);
    opacity: 1;
  }

  .nav-cta {
    margin-top: 10px;
    text-align: center;
    border-radius: 8px;
  }

  body.nav-open {
    overflow: hidden;
  }

  body.nav-open::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: 15;
    background: rgba(6, 55, 91, 0.35);
  }

  .hero {
    height: 100svh;
  }

  .hero-overlay {
    background: linear-gradient(90deg, rgba(6, 55, 91, 0.96), rgba(63, 130, 232, 0.68));
  }

  .page-hero {
    min-height: 70vh;
  }

  .page-hero-overlay {
    background: linear-gradient(90deg, rgba(6, 55, 91, 0.96), rgba(63, 130, 232, 0.68));
  }

  .hero-content {
    margin-left: 20px;
    padding-top: 48px;
  }

  .feature-layout,
  .split,
  .contact-grid,
  .contact-lower,
  .warranty-strip {
    grid-template-columns: 1fr;
  }

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

  .feature-card {
    min-height: auto;
  }
}

@media (max-width: 540px) {
  h1 {
    font-size: 2.25rem;
  }

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

  .hero-content {
    width: calc(100% - 32px);
    margin-left: 16px;
  }
}