:root {
  --ink: #0a3540;
  --ink-deep: #06242c;
  --foam: #f7fbfa;
  --mist: #eaf6f3;
  --aqua: #1f9d8f;
  --aqua-deep: #167a70;
  --lime: #9fd45a;
  --slate: #4d636a;
  --muted: #6b7f85;
  --line: rgba(10, 53, 64, 0.1);
  --white: #ffffff;
  --font-display: "Syne", system-ui, sans-serif;
  --font-body: "Figtree", system-ui, sans-serif;
  --max: 1120px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --radius: 1.25rem;
  --header-h: 4.5rem;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--ink);
  background: var(--foam);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, a, select, input, textarea { touch-action: manipulation; }
.container { width: min(100% - 2rem, var(--max)); margin-inline: auto; }

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  z-index: 100;
  background: var(--ink);
  color: var(--white);
  padding: 0.6rem 1rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.875rem;
}
.skip-link:focus { top: 0.75rem; }

:focus-visible {
  outline: 2px solid var(--aqua);
  outline-offset: 3px;
}

.ripple-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 80;
  overflow: hidden;
}
.ripple {
  position: absolute;
  border-radius: 50%;
  border: 1.5px solid rgba(31, 157, 143, 0.4);
  transform: translate(-50%, -50%) scale(0);
  animation: ripple-out 1s var(--ease) forwards;
}
@keyframes ripple-out {
  to { transform: translate(-50%, -50%) scale(1); opacity: 0; }
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 60;
  min-height: var(--header-h);
  transition: background 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.site-header.is-scrolled {
  background: rgba(247, 251, 250, 0.92);
  backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--line);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
}
.brand { display: flex; align-items: center; gap: 0.65rem; }
.brand-mark {
  width: 2rem;
  height: 2rem;
  flex-shrink: 0;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}
.brand-sub {
  font-size: 0.625rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 600;
}
.nav-links {
  display: none;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 0.25rem 0.15rem;
  align-items: center;
}
.nav-links a {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--slate);
  padding: 0.5rem 0.85rem;
  border-radius: 999px;
  transition: color 0.2s ease, background 0.2s ease;
}
.nav-links a:hover,
.nav-links a.is-active { color: var(--ink); background: rgba(10, 53, 64, 0.05); }
.nav-cta {
  display: inline-flex !important;
  align-items: center;
  min-height: 2.5rem;
  padding: 0.45rem 1.05rem !important;
  border-radius: 999px;
  background: var(--ink);
  color: var(--white) !important;
  margin-left: 0.35rem;
}
.nav-cta:hover,
.nav-cta.is-active { background: var(--aqua-deep) !important; color: var(--white) !important; }
.menu-toggle {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--white);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.menu-toggle span,
.menu-toggle span::before,
.menu-toggle span::after {
  display: block; width: 1rem; height: 1.5px; background: var(--ink); position: relative;
}
.menu-toggle span::before, .menu-toggle span::after { content: ""; position: absolute; left: 0; }
.menu-toggle span::before { top: -5px; }
.menu-toggle span::after { top: 5px; }
.mobile-nav { display: none; padding: 0 0 1rem; background: var(--foam); }
.mobile-nav.is-open { display: grid; }
.mobile-nav a {
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--line);
  font-weight: 600;
  font-size: 0.95rem;
  min-height: 44px;
  display: flex;
  align-items: center;
}
@media (min-width: 900px) {
  .nav-links { display: flex; }
  .menu-toggle { display: none; }
  .mobile-nav { display: none !important; }
}

.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-items: center;
  isolation: isolate;
  overflow: hidden;
  padding: calc(var(--header-h) + 2.5rem) 0 4rem;
  background:
    radial-gradient(ellipse 55% 45% at 88% 12%, rgba(159, 212, 90, 0.28), transparent 58%),
    radial-gradient(ellipse 50% 40% at 8% 88%, rgba(31, 157, 143, 0.18), transparent 52%),
    linear-gradient(180deg, #f9fffd 0%, #eef8f5 100%);
}
.hero-waves {
  position: absolute;
  inset: auto 0 0;
  height: 22%;
  z-index: 0;
  color: rgba(10, 53, 64, 0.06);
  pointer-events: none;
}
.hero-waves svg { width: 100%; height: 100%; display: block; }
.wave-path { animation: wave-drift 14s ease-in-out infinite alternate; }
.wave-path:nth-child(2) { animation-duration: 18s; opacity: 0.6; }
.wave-path:nth-child(3) { animation-duration: 22s; opacity: 0.35; }
@keyframes wave-drift {
  from { transform: translateX(0); }
  to { transform: translateX(-3%); }
}
.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 2.5rem;
  align-items: center;
}
@media (max-width: 899px) {
  .hero { min-height: auto; padding-bottom: 3.5rem; }
  .hero-visual { max-width: 13.5rem; margin: 0; }
  .hero-title { max-width: none; }
}
.hero-kicker {
  margin: 0 0 0.85rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--aqua-deep);
}
.hero-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.15rem, 4.2vw, 3.5rem);
  letter-spacing: -0.035em;
  line-height: 1.12;
  max-width: 14ch;
}
.hero-line {
  margin: 1.1rem 0 0;
  max-width: 34rem;
  font-size: 1.0625rem;
  color: var(--slate);
  line-height: 1.65;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.75rem;
}
.hero-visual {
  position: relative;
  aspect-ratio: 1;
  max-width: 28rem;
  margin-inline: auto;
  width: 100%;
}
.orb {
  position: absolute;
  inset: 12%;
  border-radius: 50%;
  background:
    radial-gradient(circle at 32% 28%, rgba(255,255,255,0.7), transparent 42%),
    radial-gradient(circle at 70% 70%, var(--lime), var(--aqua) 55%, var(--ink) 100%);
  box-shadow: 0 30px 70px rgba(10, 53, 64, 0.18);
  animation: orb-float 8s ease-in-out infinite;
}
.orb-ring {
  position: absolute;
  inset: 4%;
  border-radius: 50%;
  border: 1px solid rgba(10, 53, 64, 0.1);
  animation: ring-pulse 5s ease-in-out infinite;
}
.orb-ring:nth-child(2) { inset: -4%; animation-delay: -1.6s; opacity: 0.5; }
@keyframes orb-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
@keyframes ring-pulse {
  0%, 100% { transform: scale(1); opacity: 0.45; }
  50% { transform: scale(1.04); opacity: 0.15; }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.85rem;
  padding: 0.7rem 1.25rem;
  border-radius: 999px;
  border: 0;
  font-family: inherit;
  font-weight: 600;
  font-size: 0.9375rem;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: var(--ink);
  color: var(--white);
  box-shadow: 0 10px 24px rgba(10, 53, 64, 0.16);
}
.btn-primary:hover { background: var(--aqua-deep); }
.btn-ghost {
  background: var(--white);
  border: 1px solid var(--line);
  color: var(--ink);
}
.btn-ghost:hover { border-color: rgba(10, 53, 64, 0.22); }

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 2.5rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--line);
}
.stat strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: -0.03em;
}
.stat span {
  display: block;
  margin-top: 0.2rem;
  font-size: 0.8125rem;
  color: var(--muted);
}

.section { padding: 4.5rem 0; }
@media (min-width: 800px) {
  .section { padding: 5.5rem 0; }
}
.section-ink { background: var(--ink); color: #e7f4f1; }
.section-ink .section-copy,
.section-ink .pillar p { color: rgba(231, 244, 241, 0.72); }
.section-mist { background: var(--mist); }
.eyebrow {
  margin: 0 0 0.6rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--aqua-deep);
}
.section-ink .eyebrow { color: var(--lime); }
.section-title {
  margin: 0;
  max-width: 18ch;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.7rem, 2.8vw, 2.45rem);
  letter-spacing: -0.03em;
  line-height: 1.15;
}
.section-copy {
  margin: 0.85rem 0 0;
  max-width: 36rem;
  color: var(--slate);
  font-size: 1.02rem;
}
.split { display: grid; gap: 1.5rem; }
@media (min-width: 900px) {
  .split { grid-template-columns: 1fr 1fr; align-items: end; gap: 3.5rem; }
}

.cards {
  display: grid;
  gap: 1rem;
  margin-top: 2.25rem;
}
@media (min-width: 800px) {
  .cards { grid-template-columns: repeat(3, 1fr); gap: 1.15rem; }
}
.card {
  display: flex;
  flex-direction: column;
  padding: 1.4rem 1.3rem 1.25rem;
  border-radius: var(--radius);
  background: var(--white);
  border: 1px solid var(--line);
  min-height: 100%;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.card:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 40px rgba(10, 53, 64, 0.08);
}
.card-num {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--aqua-deep);
  margin-bottom: 0.85rem;
}
.card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  font-weight: 700;
}
.card p {
  margin: 0.55rem 0 1.1rem;
  color: var(--slate);
  font-size: 0.95rem;
  flex: 1;
}
.card a {
  font-weight: 700;
  font-size: 0.875rem;
  color: var(--aqua-deep);
}

.pillars {
  display: grid;
  gap: 1rem;
  margin-top: 2.25rem;
}
@media (min-width: 800px) {
  .pillars { grid-template-columns: repeat(3, 1fr); }
}
.pillar {
  padding: 1.4rem 1.25rem;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
}
.section:not(.section-ink) .pillar {
  background: var(--white);
  border-color: var(--line);
}
.pillar h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}
.pillar p { margin: 0.55rem 0 0; font-size: 0.95rem; }

.page-hero {
  padding: calc(var(--header-h) + 2.75rem) 0 2.25rem;
  background:
    radial-gradient(ellipse 50% 40% at 92% 0%, rgba(159, 212, 90, 0.22), transparent 55%),
    var(--foam);
}
.page-hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.9rem, 3.2vw, 2.85rem);
  letter-spacing: -0.03em;
  line-height: 1.15;
  max-width: 18ch;
}
.page-hero p {
  margin: 0.85rem 0 0;
  max-width: 38rem;
  color: var(--slate);
  font-size: 1.05rem;
}

.feature-list {
  display: grid;
  gap: 0.45rem;
  margin: 1.1rem 0 0;
  padding: 0;
  list-style: none;
}
.feature-list li {
  position: relative;
  padding-left: 1.15rem;
  color: var(--slate);
  font-size: 0.95rem;
}
.feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--aqua);
}

.estimator {
  display: grid;
  gap: 1.15rem;
  max-width: 36rem;
  padding: 1.5rem;
  border-radius: calc(var(--radius) + 0.15rem);
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: 0 18px 48px rgba(10, 53, 64, 0.07);
}
.field { display: grid; gap: 0.4rem; }
.field label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}
.field select,
.field input,
.field textarea {
  width: 100%;
  min-height: 2.85rem;
  border: 1px solid rgba(10, 53, 64, 0.14);
  border-radius: 0.75rem;
  background: var(--foam);
  color: var(--ink);
  font: inherit;
  font-size: 1rem;
  padding: 0.7rem 0.9rem;
}
.field textarea { min-height: 7.5rem; resize: vertical; }
.estimate-result {
  display: none;
  padding: 1rem 1.1rem;
  border-radius: 0.85rem;
  background: linear-gradient(135deg, rgba(31, 157, 143, 0.1), rgba(159, 212, 90, 0.16));
  border: 1px solid rgba(31, 157, 143, 0.22);
}
.estimate-result.is-visible { display: block; }
.estimate-result > span {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--aqua-deep);
}
.estimate-result strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.55rem;
  letter-spacing: -0.03em;
  margin-top: 0.15rem;
}
.estimate-note { margin: 0.45rem 0 0; color: var(--slate); font-size: 0.875rem; }

.alert {
  padding: 0.85rem 1rem;
  border-radius: 0.8rem;
  margin-bottom: 1rem;
  font-size: 0.9375rem;
}
.alert-success {
  background: rgba(31, 157, 143, 0.12);
  border: 1px solid rgba(31, 157, 143, 0.25);
}
.alert-error {
  background: rgba(180, 60, 60, 0.08);
  border: 1px solid rgba(180, 60, 60, 0.22);
  color: #8a2a2a;
}

.faq-list { max-width: 40rem; }
.faq-item {
  border-top: 1px solid var(--line);
}
.faq-item:last-child { border-bottom: 1px solid var(--line); }
.faq-item h3,
.faq-item button {
  margin: 0;
  width: 100%;
  text-align: left;
  background: none;
  border: 0;
  padding: 1.05rem 1.75rem 1.05rem 0;
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: -0.02em;
  font-weight: 700;
  color: var(--ink);
  cursor: pointer;
  position: relative;
}
.faq-item button::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-weight: 500;
  color: var(--aqua-deep);
}
.faq-item.is-open button::after { content: "–"; }
.faq-item p {
  margin: 0;
  padding: 0 0 1.1rem;
  color: var(--slate);
  font-size: 0.95rem;
  display: none;
}
.faq-item.is-open p { display: block; }

.prose { max-width: 40rem; }
.prose p { color: var(--slate); font-size: 1.02rem; }
.prose p + p { margin-top: 0.9rem; }
.prose a { color: var(--aqua-deep); text-decoration: underline; text-underline-offset: 3px; }

.site-footer {
  background: var(--ink-deep);
  color: rgba(231, 244, 241, 0.78);
  padding: 0 0 1.75rem;
}
.wave-divider {
  color: var(--ink-deep);
  line-height: 0;
  background: var(--foam);
}
.wave-divider svg { width: 100%; height: 48px; display: block; }
.footer-grid {
  display: grid;
  gap: 1.75rem;
  padding-top: 0.5rem;
}
@media (min-width: 800px) {
  .footer-grid { grid-template-columns: 1.5fr 1fr 1fr; }
}
.footer-brand {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--white);
}
.footer-copy { margin: 0.6rem 0 0; max-width: 26rem; font-size: 0.9rem; }
.footer-label {
  margin: 0 0 0.7rem;
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--lime);
  font-weight: 700;
}
.footer-links { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.45rem; }
.footer-links a {
  color: rgba(231, 244, 241, 0.78);
  font-size: 0.9rem;
  min-height: 1.75rem;
  display: inline-flex;
  align-items: center;
}
.footer-links a:hover { color: var(--white); }
.footer-bottom {
  margin-top: 1.75rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.8125rem;
  color: rgba(231, 244, 241, 0.45);
}

.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.55s var(--ease), transform 0.55s var(--ease);
}
.reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .hero-title, .hero-kicker, .hero-line, .hero-actions,
  .wave-path, .reveal, .ripple, .orb, .orb-ring {
    animation: none !important;
    transition: none !important;
    opacity: 1;
    transform: none;
  }
}