:root {
  --ink: #082333;
  --muted: #5e7280;
  --line: #d9e7ee;
  --panel: #ffffff;
  --soft: #eef8fb;
  --deep: #062434;
  --blue: #0f7ea8;
  --cyan: #47d6ff;
  --mint: #7cf4c4;
  --shadow: 0 24px 70px rgba(6, 36, 52, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: #f7fbfd;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: min(1180px, calc(100% - 32px));
  margin: 16px auto 0;
  padding: 12px 14px;
  border: 1px solid rgba(217, 231, 238, 0.86);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 16px 44px rgba(6, 36, 52, 0.08);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
}

.brand-logo {
  display: block;
  width: 180px;
  height: 48px;
  object-fit: contain;
  object-position: left center;
}

.nav {
  display: flex;
  align-items: center;
  gap: 24px;
  color: #385564;
  font-size: 0.94rem;
  font-weight: 600;
}

.nav a:hover,
.mobile-menu a:hover {
  color: var(--blue);
}

.header-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 750;
  border: 1px solid transparent;
  cursor: pointer;
}

.header-cta,
.button.primary {
  color: white;
  background: var(--deep);
}

.button.primary:hover,
.header-cta:hover {
  background: #0b3a52;
}

.button.secondary {
  color: var(--deep);
  background: white;
  border-color: var(--line);
}

.button.secondary:hover {
  border-color: #9bc6d7;
}

.menu-button {
  display: none;
  min-height: 40px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: white;
  color: var(--deep);
  font: inherit;
  font-weight: 700;
  padding: 0 14px;
}

.mobile-menu {
  display: none;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(420px, 1.05fr);
  align-items: center;
  gap: 46px;
  width: min(1180px, calc(100% - 32px));
  margin: 78px auto 0;
  padding-bottom: 86px;
}

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

.eyebrow {
  margin-bottom: 14px;
  color: var(--blue);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.hero-copy h1 {
  max-width: 740px;
  margin-bottom: 22px;
  color: var(--deep);
  font-size: clamp(3rem, 6vw, 5.8rem);
  line-height: 0.96;
  letter-spacing: 0;
}

.hero-lede {
  max-width: 660px;
  color: #425f6f;
  font-size: 1.2rem;
  line-height: 1.65;
}

.hero-actions,
.proof-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.proof-row {
  margin-top: 28px;
  color: #365260;
  font-size: 0.95rem;
  font-weight: 700;
}

.proof-row span {
  padding: 10px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: white;
}

.product-panel {
  padding: 22px;
  border-radius: 28px;
  color: white;
  background:
    radial-gradient(circle at 15% 0%, rgba(71, 214, 255, 0.22), transparent 36%),
    linear-gradient(145deg, #062434 0%, #0a425c 58%, #083045 100%);
  box-shadow: var(--shadow);
}

.panel-top,
.curve-head,
.spec-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.panel-label,
.curve-head span {
  display: block;
  margin-bottom: 5px;
  color: #a5dbea;
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.saved,
.spec-header span {
  padding: 7px 10px;
  border-radius: 999px;
  color: #073128;
  background: var(--mint);
  font-size: 0.76rem;
  font-weight: 800;
  text-transform: uppercase;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 22px 0;
}

.metrics-grid div {
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.08);
}

.metrics-grid span {
  display: block;
  margin-bottom: 8px;
  color: #a5dbea;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.metrics-grid strong {
  font-size: 1.15rem;
}

.curve-card {
  padding: 18px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.94);
  color: var(--deep);
}

.curve {
  width: 100%;
  margin-top: 12px;
}

.curve text {
  fill: #607884;
  font-size: 15px;
  font-weight: 700;
}

.axis {
  stroke: #b8ccd4;
  stroke-width: 2;
}

.pump-line {
  fill: none;
  stroke: url(#water);
  stroke-linecap: round;
  stroke-width: 7;
}

.system-line {
  fill: none;
  stroke: #0f7ea8;
  stroke-dasharray: 10 10;
  stroke-linecap: round;
  stroke-width: 4;
}

.duty {
  fill: var(--deep);
  stroke: white;
  stroke-width: 5;
}

.flow-line {
  display: grid;
  grid-template-columns: 0.7fr 1.4fr 0.8fr;
  gap: 9px;
  margin-top: 14px;
}

.flow-line span {
  padding: 11px 10px;
  border-radius: 13px;
  background: rgba(255, 255, 255, 0.1);
  color: #d9f7ff;
  text-align: center;
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.section,
.workflow,
.data-section,
.security,
.outcome-strip,
.buyer-grid,
.decision-section,
.pricing,
.demo,
.footer {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.outcome-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: -38px;
  margin-bottom: 78px;
}

.outcome-strip article {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 18px 50px rgba(6, 36, 52, 0.08);
}

.outcome-strip span,
.decision-grid span {
  display: inline-flex;
  margin-bottom: 18px;
  color: var(--blue);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.outcome-strip strong {
  display: block;
  margin-bottom: 8px;
  color: var(--deep);
  font-size: 1.12rem;
}

.outcome-strip p {
  margin: 0;
  color: var(--muted);
  line-height: 1.62;
}

.intro {
  display: grid;
  grid-template-columns: 0.9fr 1fr;
  gap: 42px;
  padding: 72px 0 34px;
  border-top: 1px solid var(--line);
}

h2 {
  margin-bottom: 18px;
  color: var(--deep);
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.02;
  letter-spacing: 0;
}

.intro p,
.section-heading p,
.data-copy p,
.security p,
.demo p {
  color: var(--muted);
  font-size: 1.06rem;
  line-height: 1.7;
}

.buyer-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(360px, 0.82fr);
  gap: 46px;
  align-items: center;
  margin-bottom: 34px;
  padding: 38px 0 66px;
}

.buyer-copy p {
  color: var(--muted);
  font-size: 1.06rem;
  line-height: 1.7;
}

.buyer-cards {
  display: grid;
  gap: 14px;
}

.buyer-cards article {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: white;
}

.buyer-cards strong,
.buyer-cards span {
  display: block;
}

.buyer-cards strong {
  margin-bottom: 7px;
  color: var(--deep);
}

.buyer-cards span {
  color: var(--muted);
  line-height: 1.62;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto 96px;
}

.feature-grid article,
.steps article,
.price-card {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: white;
}

.feature-grid article {
  padding: 26px;
}

.icon {
  display: inline-grid;
  width: 44px;
  height: 44px;
  place-items: center;
  margin-bottom: 42px;
  border-radius: 14px;
  background: var(--soft);
  color: var(--blue);
  font-weight: 800;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.25rem;
}

.feature-grid p,
.steps p,
.price-card li,
.security-list span,
.form-note {
  color: var(--muted);
  line-height: 1.62;
}

.workflow {
  padding: 74px 0;
  border-radius: 32px;
  background: var(--deep);
  color: white;
}

.section-heading {
  max-width: 760px;
  margin: 0 auto 34px;
  padding: 0 24px;
  text-align: center;
}

.workflow h2,
.workflow .section-heading p {
  color: white;
}

.workflow .section-heading p {
  color: #b7d3dd;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  padding: 0 24px;
}

.steps article {
  padding: 22px;
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.12);
}

.steps span {
  display: inline-grid;
  width: 34px;
  height: 34px;
  place-items: center;
  margin-bottom: 22px;
  border-radius: 50%;
  background: var(--cyan);
  color: var(--deep);
  font-weight: 900;
}

.steps p {
  color: #b7d3dd;
}

.data-section {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(360px, 0.7fr);
  gap: 50px;
  align-items: center;
  padding: 100px 0;
}

.check-list {
  display: grid;
  gap: 12px;
  padding: 0;
  margin: 26px 0 0;
  list-style: none;
}

.check-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #314c5c;
  font-weight: 700;
}

.check-list li::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 0 5px var(--soft);
}

.spec-card {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: white;
  box-shadow: var(--shadow);
}

.mini-chart {
  position: relative;
  height: 220px;
  margin: 22px 0;
  border-left: 2px solid #b8ccd4;
  border-bottom: 2px solid #b8ccd4;
  background: linear-gradient(#eef8fb 1px, transparent 1px),
    linear-gradient(90deg, #eef8fb 1px, transparent 1px);
  background-size: 44px 44px;
}

.chart-line {
  position: absolute;
  inset: 44px 28px 42px 46px;
  border-top: 7px solid var(--blue);
  border-right: 7px solid var(--blue);
  border-radius: 85% 12% 80% 0;
  transform: skew(-18deg) rotate(8deg);
}

.chart-dot {
  position: absolute;
  right: 34%;
  top: 47%;
  width: 18px;
  height: 18px;
  border: 4px solid white;
  border-radius: 50%;
  background: var(--deep);
}

.y-label,
.x-label {
  position: absolute;
  color: #607884;
  font-size: 0.82rem;
  font-weight: 800;
}

.y-label {
  top: 10px;
  left: 10px;
}

.x-label {
  right: 10px;
  bottom: 10px;
}

dl {
  display: grid;
  gap: 12px;
  margin: 0;
}

dl div {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

dt {
  color: var(--muted);
}

dd {
  margin: 0;
  text-align: right;
  font-weight: 750;
}

.security {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(360px, 0.85fr);
  gap: 48px;
  padding: 70px;
  border-radius: 32px;
  background: linear-gradient(135deg, #e9f8fc, #ffffff);
  border: 1px solid var(--line);
}

.security-list {
  display: grid;
  gap: 14px;
}

.security-list div {
  padding: 18px;
  border-radius: 16px;
  background: white;
  border: 1px solid var(--line);
}

.security-list strong,
.security-list span {
  display: block;
}

.security-list strong {
  margin-bottom: 6px;
}

.decision-section {
  padding: 92px 0 0;
}

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

.decision-grid article {
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: white;
}

.decision-grid p {
  margin: 0;
  color: var(--muted);
  line-height: 1.62;
}

.pricing {
  padding: 96px 0;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.price-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 28px;
  padding: 28px;
}

.price-card.featured {
  background:
    radial-gradient(circle at 100% 0%, rgba(71, 214, 255, 0.2), transparent 34%),
    var(--deep);
  color: white;
}

.price-card.featured .price,
.price-card.featured h3,
.price-card.featured .monthly {
  color: white;
}

.price-card.featured li {
  color: #c8e4ed;
}

.price {
  margin-bottom: 4px;
  color: var(--deep);
  font-size: clamp(1.8rem, 3vw, 2.7rem);
  font-weight: 850;
}

.price span,
.monthly {
  color: var(--muted);
  font-size: 1rem;
  font-weight: 650;
}

.price-card ul {
  display: grid;
  gap: 10px;
  padding-left: 20px;
  margin: 0;
}

.full {
  width: 100%;
}

.demo {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(360px, 0.78fr);
  gap: 48px;
  align-items: start;
  padding: 72px;
  border-radius: 32px;
  background: white;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.demo-form {
  display: grid;
  gap: 14px;
}

label {
  display: grid;
  gap: 8px;
  color: #314c5c;
  font-size: 0.92rem;
  font-weight: 750;
}

input,
select {
  display: block;
  height: 52px;
  width: 100%;
  border: 1px solid #bfd4dd;
  border-radius: 12px;
  padding: 0 14px;
  color: var(--ink);
  font: inherit;
  font-size: 1rem;
  line-height: 1.2;
  background: #fbfeff;
  box-shadow: none;
}

input:focus,
select:focus {
  outline: 3px solid rgba(71, 214, 255, 0.28);
  border-color: var(--blue);
}

.form-note {
  margin: 0;
  font-size: 0.88rem;
}

.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
  padding: 56px 0 42px;
  color: var(--muted);
  line-height: 1.65;
}

.footer > div:first-child {
  display: grid;
  gap: 16px;
  max-width: 520px;
}

.footer p {
  margin: 0;
}

.footer-logo {
  width: 205px;
  height: auto;
}

@media (max-width: 920px) {
  .nav,
  .header-cta {
    display: none;
  }

  .menu-button {
    display: inline-flex;
    align-items: center;
  }

  .mobile-menu.open {
    display: grid;
  }

  .mobile-menu {
    position: sticky;
    top: 78px;
    z-index: 19;
    width: min(1180px, calc(100% - 32px));
    margin: 10px auto 0;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: white;
    box-shadow: 0 16px 44px rgba(6, 36, 52, 0.08);
  }

  .mobile-menu a {
    padding: 12px 8px;
    font-weight: 750;
  }

  .hero,
  .intro,
  .data-section,
  .security,
  .buyer-grid,
  .demo {
    grid-template-columns: 1fr;
  }

  .hero {
    margin-top: 54px;
  }

  .product-panel {
    order: -1;
  }

  .feature-grid,
  .outcome-strip,
  .steps,
  .decision-grid,
  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .outcome-strip {
    margin-top: -24px;
  }

  .security,
  .demo {
    padding: 38px 24px;
  }

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

@media (max-width: 560px) {
  .site-header {
    width: calc(100% - 20px);
    margin-top: 10px;
  }

  .brand-logo {
    width: 154px;
    height: 42px;
  }

  .hero,
  .section,
  .workflow,
  .data-section,
  .security,
  .outcome-strip,
  .buyer-grid,
  .decision-section,
  .pricing,
  .demo,
  .footer,
  .feature-grid,
  .mobile-menu {
    width: calc(100% - 20px);
  }

  .hero-copy h1 {
    font-size: 3rem;
  }

  .metrics-grid,
  .flow-line {
    grid-template-columns: 1fr;
  }

  .product-panel {
    padding: 14px;
    border-radius: 22px;
  }

  .intro {
    padding-top: 52px;
  }

  .workflow {
    padding: 48px 0;
  }

  .data-section,
  .pricing {
    padding: 68px 0;
  }

  dl div {
    display: grid;
  }

  dd {
    text-align: left;
  }
}

/* Content, accessibility and responsive improvements */
[id] { scroll-margin-top: 110px; }
:focus-visible { outline: 3px solid #0f7ea8; outline-offset: 5px; }
.skip-link { position: fixed; top: 8px; left: 8px; z-index: 100; padding: 14px; background: white; transform: translateY(-160%); }
.skip-link:focus { transform: translateY(0); }
.hero-copy h1 { font-size: clamp(2.75rem, 4.8vw, 4.7rem); line-height: 1.04; }
.cta-note { margin: 16px 0 0; color: var(--muted); line-height: 1.6; font-size: .94rem; }
.example-note { color: #c8e4ed; font-size: .8rem; line-height: 1.5; margin: 14px 0 0; }
.example-note.light { color: var(--muted); margin-bottom: 16px; }
.curve-head span { color: #496773; }
.section-note { max-width: 820px; margin: 26px auto 0; color: var(--muted); line-height: 1.7; }
#why-aquarent { padding: 0 0 76px; }
#proof { padding: 0 0 76px; }
.plan-fit { color: var(--muted); line-height: 1.6; }
.pricing-note { max-width: 780px; margin: 24px auto 0; color: var(--muted); line-height: 1.65; text-align: center; }
.featured .plan-fit, .featured .price span { color: #c8e4ed; }
.featured .button.primary { color: var(--deep); background: var(--cyan); }
.featured .button.primary:hover { background: #9aebff; }
.text-link, .form-note a, .footer p a, .document a { text-decoration: underline; text-underline-offset: 3px; }
.text-link { font-weight: 700; line-height: 1.6; }
.faq { padding-bottom: 80px; }
.faq details { max-width: 900px; margin: 0 auto; padding: 22px 0; border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; font-size: 1.1rem; font-weight: 700; line-height: 1.5; }
.faq details p { margin: 16px 0 0; line-height: 1.7; color: var(--muted); }
select {
  appearance: none;
  padding-right: 42px;
  background-image: linear-gradient(45deg, transparent 50%, #5e7280 50%), linear-gradient(135deg, #5e7280 50%, transparent 50%);
  background-position: calc(100% - 19px) 22px, calc(100% - 14px) 22px;
  background-repeat: no-repeat;
  background-size: 5px 5px, 5px 5px;
}
.form-honeypot {
  position: absolute !important;
  left: -10000px !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  border: 0 !important;
  opacity: 0 !important;
  pointer-events: none !important;
}
.demo-expectation { margin-top: 26px; padding: 20px; border: 1px solid var(--line); border-radius: 16px; background: var(--soft); }
.demo-expectation strong { display: block; margin-bottom: 10px; color: var(--deep); }
.demo-expectation ul { display: grid; gap: 8px; margin: 0; padding-left: 20px; color: #425f6f; line-height: 1.55; }
.submit-note { margin: -4px 0 0; color: var(--muted); font-size: .82rem; line-height: 1.5; text-align: center; }
.required-mark { color: #0a6f97; font-weight: 900; }
.footer-links { display: grid; gap: 28px; }
.footer-links nav { display: flex; flex-wrap: wrap; column-gap: 26px; row-gap: 18px; }
.footer-links nav a:hover { text-decoration: underline; }
.document { max-width: 760px; margin: 70px auto; padding: 0 24px; line-height: 1.75; }
.document h1 { font-size: clamp(2.2rem, 5vw, 3.7rem); line-height: 1.1; }
.document h2 { font-size: 1.5rem; margin-top: 36px; line-height: 1.3; }
@media (max-width: 920px) {
  .product-panel { order: initial; }
  .hero { margin-top: 40px; gap: 32px; }
  .section-note { padding: 0 12px; }
  .footer { gap: 40px; padding-top: 52px; }
  .footer-links { gap: 24px; width: 100%; }
  .footer-links nav { column-gap: 24px; row-gap: 18px; }
}
@media (max-width: 560px) {
  .hero-copy h1 { font-size: clamp(2.3rem, 10vw, 3rem); }
  .hero-actions .button { width: 100%; }
  .metrics-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 6px; }
  .metrics-grid div { padding: 10px 6px; }
  .metrics-grid strong { font-size: .9rem; }
  .metrics-grid span { font-size: .62rem; letter-spacing: .02em; }
  .flow-line { grid-template-columns: 1fr; }
  .curve-head { flex-wrap: wrap; }
  .spec-header { align-items: flex-start; }
  .demo, .security { padding: 32px 20px; }
  .form-note a { overflow-wrap: anywhere; }
  .footer { gap: 44px; padding: 48px 0 38px; }
  .footer > div:first-child { gap: 18px; }
  .footer-links { gap: 28px; }
  .footer-links nav { display: grid; gap: 18px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }