/* ==========================================================================
   Steira Air — Your Healthy Environment Specialist
   Design system: deep navy + signal green, generous whitespace, bold type.
   ========================================================================== */

:root {
  --navy-900: #001a29;
  --navy-800: #002238;
  --navy-700: #003b5a;
  --navy-600: #0a4d71;
  --navy-500: #15658d;

  --green-700: #3f7c2f;
  --green-600: #4d9439;
  --green-500: #5aa445;
  --green-400: #7cc45f;
  --green-100: #e8f4e3;

  --ink: #0d1b24;
  --ink-soft: #3d5361;
  --ink-mute: #6b808e;

  --line: #dce5ea;
  --line-soft: #eaf0f3;
  --surface: #ffffff;
  --surface-alt: #f4f8fa;
  --surface-tint: #edf4f8;

  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;

  --shadow-sm: 0 1px 2px rgba(0, 38, 58, .06), 0 2px 8px rgba(0, 38, 58, .05);
  --shadow: 0 2px 6px rgba(0, 38, 58, .06), 0 18px 40px -18px rgba(0, 38, 58, .25);
  --shadow-lg: 0 30px 70px -28px rgba(0, 38, 58, .45);

  --maxw: 1200px;
  --gutter: clamp(20px, 5vw, 48px);

  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, "Noto Sans", sans-serif;

  --header-h: 76px;
}

/* ---------- Reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--surface);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

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

a { color: var(--navy-600); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--green-600); }

h1, h2, h3, h4 {
  margin: 0 0 .5em;
  line-height: 1.1;
  letter-spacing: -.025em;
  font-weight: 800;
  color: var(--navy-800);
}

h1 { font-size: clamp(2.3rem, 5.4vw, 4rem); }
h2 { font-size: clamp(1.85rem, 3.8vw, 2.9rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.45rem); }
h4 { font-size: 1.05rem; }

p { margin: 0 0 1.1em; }
p:last-child { margin-bottom: 0; }

ul, ol { margin: 0 0 1.1em; padding-left: 1.25em; }
li { margin-bottom: .45em; }

hr { border: 0; border-top: 1px solid var(--line); margin: 3rem 0; }

::selection { background: var(--green-400); color: var(--navy-900); }

:focus-visible {
  outline: 3px solid var(--green-500);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- Layout helpers ---------- */
.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section { padding: clamp(60px, 8vw, 110px) 0; }
.section--tight { padding: clamp(44px, 5vw, 70px) 0; }
.section--alt { background: var(--surface-alt); }
.section--tint {
  background:
    radial-gradient(900px 420px at 88% -10%, rgba(90, 164, 69, .12), transparent 60%),
    var(--surface-tint);
}

.section--dark {
  background:
    radial-gradient(760px 420px at 12% 0%, rgba(90, 164, 69, .22), transparent 62%),
    linear-gradient(160deg, var(--navy-800), var(--navy-900) 70%);
  color: #cfe0ea;
}
.section--dark h2,
.section--dark h3 { color: #fff; }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 200;
  background: var(--green-500);
  color: #fff;
  padding: 12px 20px;
  font-weight: 700;
  border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; color: #fff; }

/* ---------- Eyebrow / headings ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--green-600);
  margin-bottom: 14px;
}
.eyebrow::before {
  content: "";
  width: 26px;
  height: 2px;
  background: var(--green-500);
  border-radius: 2px;
}
.section--dark .eyebrow { color: var(--green-400); }
.section--dark .eyebrow::before { background: var(--green-400); }

.section-head { max-width: 760px; margin-bottom: clamp(32px, 5vw, 56px); }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head.center .eyebrow::before { display: none; }
.lead {
  font-size: clamp(1.05rem, 1.5vw, 1.2rem);
  color: var(--ink-soft);
  line-height: 1.6;
}
.section--dark .lead { color: #b7cedb; }

/* ---------- Buttons ---------- */
.btn {
  --btn-bg: var(--green-500);
  --btn-fg: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 28px;
  border: 1px solid transparent;
  border-radius: 999px;
  background: var(--btn-bg);
  color: var(--btn-fg);
  font: inherit;
  font-size: .98rem;
  font-weight: 700;
  letter-spacing: .01em;
  text-decoration: none;
  cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease, background-color .18s ease, color .18s ease, border-color .18s ease;
  box-shadow: 0 10px 24px -12px rgba(90, 164, 69, .9);
}
.btn:hover {
  transform: translateY(-2px);
  color: var(--btn-fg);
  box-shadow: 0 16px 30px -14px rgba(90, 164, 69, .95);
}
.btn:active { transform: translateY(0); }

.btn--navy { --btn-bg: var(--navy-700); box-shadow: 0 10px 24px -12px rgba(0, 59, 90, .9); }
.btn--navy:hover { background: var(--navy-600); box-shadow: 0 16px 30px -14px rgba(0, 59, 90, .95); }

.btn--ghost {
  --btn-bg: transparent;
  --btn-fg: var(--navy-700);
  border-color: var(--line);
  box-shadow: none;
}
.btn--ghost:hover { border-color: var(--navy-700); background: #fff; }

.btn--light {
  --btn-bg: rgba(255, 255, 255, .08);
  --btn-fg: #fff;
  border-color: rgba(255, 255, 255, .35);
  box-shadow: none;
  backdrop-filter: blur(6px);
}
.btn--light:hover { background: rgba(255, 255, 255, .16); border-color: #fff; }

.btn--sm { padding: 11px 20px; font-size: .9rem; }
.btn--block { width: 100%; }

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.textlink {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: .95rem;
  color: var(--navy-700);
  text-decoration: none;
}
.textlink span { transition: transform .18s ease; }
.textlink:hover { color: var(--green-600); }
.textlink:hover span { transform: translateX(4px); }

/* ---------- Header ---------- */
.topbar {
  background: var(--navy-900);
  color: #a9c6d6;
  font-size: .85rem;
}
.topbar .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 42px;
  flex-wrap: wrap;
}
.topbar a { color: #e6f0f5; text-decoration: none; font-weight: 600; }
.topbar a:hover { color: var(--green-400); }
.topbar-list { display: flex; gap: 22px; align-items: center; flex-wrap: wrap; }
.topbar-social { display: flex; gap: 12px; align-items: center; }
.topbar-social a {
  width: 30px; height: 30px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, .08);
  transition: background-color .18s ease, transform .18s ease;
}
.topbar-social a:hover { background: var(--green-500); transform: translateY(-2px); }
.topbar-social svg { width: 15px; height: 15px; fill: currentColor; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--line-soft);
  transition: box-shadow .2s ease;
}
.site-header.is-stuck { box-shadow: 0 10px 30px -22px rgba(0, 38, 58, .6); }

.nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: var(--header-h);
}

.brand { display: inline-flex; align-items: center; flex: 0 0 auto; }
.brand img { width: auto; height: 50px; }

.nav { display: flex; align-items: center; gap: 4px; }
.nav > ul {
  display: flex;
  align-items: center;
  gap: 2px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav li { margin: 0; position: relative; }

.nav a,
.nav .menu-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 13px;
  border-radius: 10px;
  font-size: .93rem;
  font-weight: 650;
  color: var(--navy-800);
  text-decoration: none;
  background: none;
  border: 0;
  font-family: inherit;
  cursor: pointer;
  white-space: nowrap;
  transition: background-color .16s ease, color .16s ease;
}
.nav a:hover,
.nav .menu-toggle:hover,
.nav li:hover > a,
.nav li:hover > .menu-toggle { background: var(--surface-tint); color: var(--navy-700); }
.nav a[aria-current="page"] { color: var(--green-600); }

.caret { width: 9px; height: 9px; fill: none; stroke: currentColor; stroke-width: 2.2; transition: transform .2s ease; }
.has-sub:hover .caret { transform: rotate(180deg); }

.subnav {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  min-width: 290px;
  list-style: none;
  margin: 0;
  padding: 8px;
  background: #fff;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity .18s ease, transform .18s ease, visibility .18s;
}
.has-sub:hover > .subnav,
.has-sub:focus-within > .subnav {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.subnav a {
  display: block;
  width: 100%;
  padding: 9px 12px;
  font-weight: 600;
  font-size: .9rem;
  color: var(--ink-soft);
}
.subnav a:hover { background: var(--green-100); color: var(--navy-700); }

.nav-cta { display: flex; align-items: center; gap: 10px; }

.burger {
  display: none;
  width: 46px; height: 46px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  cursor: pointer;
  padding: 0;
  place-items: center;
}
.burger span {
  display: block;
  width: 20px; height: 2px;
  background: var(--navy-800);
  border-radius: 2px;
  position: relative;
  transition: transform .2s ease, background-color .2s ease;
}
.burger span::before,
.burger span::after {
  content: "";
  position: absolute;
  left: 0;
  width: 20px; height: 2px;
  background: var(--navy-800);
  border-radius: 2px;
  transition: transform .2s ease, top .2s ease;
}
.burger span::before { top: -6px; }
.burger span::after { top: 6px; }
.burger[aria-expanded="true"] span { background: transparent; }
.burger[aria-expanded="true"] span::before { top: 0; transform: rotate(45deg); }
.burger[aria-expanded="true"] span::after { top: 0; transform: rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  color: #d6e6ef;
  background:
    radial-gradient(900px 520px at 78% 8%, rgba(90, 164, 69, .28), transparent 60%),
    radial-gradient(700px 500px at 8% 92%, rgba(21, 101, 141, .5), transparent 62%),
    linear-gradient(155deg, #00273e 0%, var(--navy-900) 65%);
  padding: clamp(56px, 7vw, 96px) 0 clamp(60px, 8vw, 104px);
}
.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 -1px 0;
  height: 110px;
  background: linear-gradient(to top, rgba(255, 255, 255, .07), transparent);
  pointer-events: none;
}
.hero-flow {
  position: absolute;
  inset: 0;
  opacity: .35;
  pointer-events: none;
}
.hero-flow path {
  fill: none;
  stroke: rgba(124, 196, 95, .55);
  stroke-width: 1.4;
  stroke-dasharray: 10 16;
  animation: flow 9s linear infinite;
}
.hero-flow path:nth-child(2) { stroke: rgba(144, 205, 235, .45); animation-duration: 13s; }
.hero-flow path:nth-child(3) { stroke: rgba(124, 196, 95, .3); animation-duration: 17s; }
@keyframes flow { to { stroke-dashoffset: -520; } }

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  gap: clamp(32px, 5vw, 64px);
  align-items: center;
}
.hero h1 { color: #fff; margin-bottom: 20px; }
.hero h1 em {
  font-style: normal;
  background: linear-gradient(100deg, var(--green-400), #a9e48f);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-lead {
  font-size: clamp(1.05rem, 1.6vw, 1.22rem);
  color: #b9d3e1;
  max-width: 56ch;
}
.pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px 8px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .16);
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: #d9ead3;
  margin-bottom: 22px;
}
.pill .dot {
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--green-400);
  box-shadow: 0 0 0 0 rgba(124, 196, 95, .75);
  animation: ping 2.4s ease-out infinite;
}
@keyframes ping {
  70% { box-shadow: 0 0 0 11px rgba(124, 196, 95, 0); }
  100% { box-shadow: 0 0 0 0 rgba(124, 196, 95, 0); }
}

.hero-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 34px;
  padding-top: 26px;
  border-top: 1px solid rgba(255, 255, 255, .14);
}
.chip {
  padding: 7px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .07);
  border: 1px solid rgba(255, 255, 255, .14);
  font-size: .82rem;
  font-weight: 700;
  color: #cfe3ee;
}

/* Hero device panel */
.device-panel {
  background: #fff;
  border-radius: var(--radius-xl);
  padding: 26px;
  box-shadow: var(--shadow-lg);
  position: relative;
  transform: rotate(-1.2deg);
}
.device-panel img {
  border-radius: var(--radius);
  width: 100%;
  object-fit: contain;
  background: #fff;
}
.device-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}
.device-panel-head strong {
  font-size: .95rem;
  color: var(--navy-800);
  letter-spacing: -.01em;
}
.live-tag {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--green-700);
  background: var(--green-100);
  padding: 5px 11px;
  border-radius: 999px;
}
.live-tag .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--green-500);
  animation: ping 2.4s ease-out infinite;
}
.readouts {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin-top: 16px;
}
.readout {
  background: var(--surface-alt);
  border: 1px solid var(--line-soft);
  border-radius: 12px;
  padding: 10px 8px;
  text-align: center;
}
.readout b {
  display: block;
  font-size: .78rem;
  color: var(--navy-800);
  letter-spacing: -.01em;
}
.readout span { font-size: .66rem; color: var(--ink-mute); font-weight: 600; }

/* ---------- Page hero (inner pages) ---------- */
.page-hero {
  position: relative;
  color: #cfe2ec;
  background:
    radial-gradient(700px 360px at 85% 0%, rgba(90, 164, 69, .26), transparent 62%),
    linear-gradient(150deg, #00273e, var(--navy-900) 75%);
  padding: clamp(46px, 6vw, 84px) 0 clamp(48px, 6vw, 80px);
}
.page-hero h1 { color: #fff; margin-bottom: 16px; }
.page-hero p { color: #b2cbd9; max-width: 62ch; font-size: clamp(1rem, 1.4vw, 1.14rem); }

.crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  font-size: .84rem;
  color: #8fb0c3;
}
.crumbs li { margin: 0; display: flex; gap: 8px; align-items: center; }
.crumbs li + li::before { content: "/"; color: rgba(255, 255, 255, .3); }
.crumbs a { color: #cfe2ec; text-decoration: none; font-weight: 600; }
.crumbs a:hover { color: var(--green-400); }
.crumbs [aria-current] { color: var(--green-400); font-weight: 700; }

/* ---------- Cards / grids ---------- */
.grid { display: grid; gap: clamp(18px, 2.4vw, 28px); }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.card {
  background: #fff;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 2.6vw, 32px);
  box-shadow: var(--shadow-sm);
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: #cfe0e8;
}
.card h3 { margin-bottom: .45em; }
.card p { color: var(--ink-soft); font-size: .98rem; }

.card-num {
  display: inline-grid;
  place-items: center;
  width: 46px; height: 46px;
  border-radius: 14px;
  background: linear-gradient(140deg, var(--green-100), #d8ecd0);
  color: var(--green-700);
  font-weight: 800;
  margin-bottom: 18px;
}
.card-icon {
  display: inline-grid;
  place-items: center;
  width: 52px; height: 52px;
  border-radius: 16px;
  background: linear-gradient(145deg, var(--navy-700), var(--navy-500));
  margin-bottom: 18px;
  box-shadow: 0 10px 22px -14px rgba(0, 59, 90, .95);
}
.card-icon svg { width: 25px; height: 25px; stroke: #fff; fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.card--green .card-icon { background: linear-gradient(145deg, var(--green-600), var(--green-400)); }

/* Service card with image */
.svc {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform .22s ease, box-shadow .22s ease;
}
.svc:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.svc-media { position: relative; aspect-ratio: 16 / 9; overflow: hidden; background: var(--surface-alt); }
.svc-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.svc:hover .svc-media img { transform: scale(1.05); }
.svc-media--contain img { object-fit: contain; padding: 14px; background: #fff; }
.svc-tag {
  position: absolute;
  top: 14px; left: 14px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(0, 26, 41, .82);
  color: #d9ead3;
  font-size: .7rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
  backdrop-filter: blur(5px);
}
.svc-body { padding: 24px 24px 26px; display: flex; flex-direction: column; flex: 1; }
.svc-body h3 { margin-bottom: .5em; }
.svc-body p { color: var(--ink-soft); font-size: .97rem; flex: 1; }
.svc-body .textlink { margin-top: 18px; }

/* Feature list */
.ticks { list-style: none; margin: 0; padding: 0; }
.ticks li {
  position: relative;
  padding-left: 34px;
  margin-bottom: 14px;
  color: var(--ink-soft);
}
.ticks li::before {
  content: "";
  position: absolute;
  left: 0; top: 4px;
  width: 21px; height: 21px;
  border-radius: 50%;
  background: var(--green-100) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%234d9439' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E") center / 12px no-repeat;
}
.section--dark .ticks li { color: #bcd3e0; }
.section--dark .ticks li::before { background-color: rgba(124, 196, 95, .18); }
.ticks strong { color: var(--navy-800); }
.section--dark .ticks strong { color: #fff; }

/* Split block */
.split {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(30px, 5vw, 64px);
  align-items: center;
}
.split--wide-left { grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); }
.split-media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  background: #fff;
}
.split-media img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; }
.split-media--contain img { object-fit: contain; padding: 20px; }

/* Stats */
.stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.stat { background: #fff; padding: 28px 22px; text-align: center; }
.stat b {
  display: block;
  font-size: clamp(1.5rem, 2.6vw, 2.1rem);
  font-weight: 800;
  letter-spacing: -.03em;
  color: var(--navy-700);
  line-height: 1.1;
}
.stat span { font-size: .86rem; color: var(--ink-mute); font-weight: 600; }

/* Product strip */
.product-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(18px, 2.4vw, 26px); }
.product {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  overflow: hidden;
  text-decoration: none;
  box-shadow: var(--shadow-sm);
  transition: transform .22s ease, box-shadow .22s ease;
}
.product:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.product-img {
  background: linear-gradient(180deg, #fff, var(--surface-alt));
  aspect-ratio: 4 / 3;
  display: grid;
  place-items: center;
  padding: 18px;
}
.product-img img { max-height: 100%; width: auto; object-fit: contain; }
.product-cap { padding: 18px 22px 22px; border-top: 1px solid var(--line-soft); }
.product-cap strong { display: block; color: var(--navy-800); font-size: 1.02rem; letter-spacing: -.01em; }
.product-cap span { font-size: .88rem; color: var(--ink-mute); }

/* Table */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: var(--shadow-sm);
  -webkit-overflow-scrolling: touch;
}
table { width: 100%; border-collapse: collapse; min-width: 680px; font-size: .95rem; }
thead th {
  background: var(--navy-800);
  color: #fff;
  text-align: left;
  font-size: .76rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: 16px 20px;
  font-weight: 800;
}
tbody td { padding: 16px 20px; border-top: 1px solid var(--line-soft); color: var(--ink-soft); vertical-align: top; }
tbody tr:nth-child(even) td { background: #fafcfd; }
tbody td:first-child { color: var(--navy-800); font-weight: 700; }

/* FAQ */
.faq-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px 24px; align-items: start; }
details.faq {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2px 22px;
  transition: border-color .18s ease, box-shadow .18s ease;
}
details.faq[open] { border-color: #bfd9c7; box-shadow: var(--shadow-sm); }
details.faq summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 34px 18px 0;
  font-weight: 700;
  color: var(--navy-800);
  position: relative;
  font-size: .99rem;
  line-height: 1.45;
}
details.faq summary::-webkit-details-marker { display: none; }
details.faq summary::after {
  content: "";
  position: absolute;
  right: 0; top: 50%;
  width: 20px; height: 20px;
  margin-top: -10px;
  border-radius: 50%;
  background: var(--surface-tint) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23003b5a' stroke-width='3' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E") center / 11px no-repeat;
  transition: transform .22s ease;
}
details.faq[open] summary::after { transform: rotate(180deg); }
details.faq .faq-a { padding: 0 0 20px; color: var(--ink-soft); font-size: .96rem; }

.faq-cats { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 30px; }
.faq-cats button {
  font: inherit;
  font-size: .88rem;
  font-weight: 700;
  padding: 9px 18px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink-soft);
  cursor: pointer;
  transition: all .18s ease;
}
.faq-cats button:hover { border-color: var(--green-500); color: var(--green-700); }
.faq-cats button[aria-pressed="true"] {
  background: var(--navy-700);
  border-color: var(--navy-700);
  color: #fff;
}

/* ---------- Contact / forms ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr);
  gap: clamp(28px, 4vw, 54px);
  align-items: start;
}

.form-card {
  background: #fff;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  padding: clamp(26px, 3vw, 38px);
  box-shadow: var(--shadow);
}
.form-card h3 { margin-bottom: 6px; }
.form-card .form-note { color: var(--ink-mute); font-size: .92rem; margin-bottom: 24px; }

.field { margin-bottom: 18px; }
.field label {
  display: block;
  font-size: .85rem;
  font-weight: 700;
  color: var(--navy-800);
  margin-bottom: 7px;
  letter-spacing: .01em;
}
.field .req { color: var(--green-600); }

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="date"],
select,
textarea {
  width: 100%;
  padding: 13px 15px;
  font: inherit;
  font-size: .97rem;
  color: var(--ink);
  background: var(--surface-alt);
  border: 1px solid var(--line);
  border-radius: 12px;
  transition: border-color .18s ease, box-shadow .18s ease, background-color .18s ease;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  background: #fff;
  border-color: var(--green-500);
  box-shadow: 0 0 0 4px rgba(90, 164, 69, .15);
}
textarea { min-height: 128px; resize: vertical; }
select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236b808e' stroke-width='2.4' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  background-size: 15px;
  padding-right: 42px;
}
.field-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 18px; }
.form-fineprint { font-size: .82rem; color: var(--ink-mute); margin-top: 14px; }

.form-alert {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 16px 18px;
  border-radius: 14px;
  background: var(--green-100);
  border: 1px solid #bcdcae;
  color: var(--green-700);
  font-weight: 650;
  font-size: .95rem;
  margin-bottom: 22px;
}
.form-alert svg { flex: 0 0 auto; width: 20px; height: 20px; stroke: var(--green-700); fill: none; stroke-width: 2.4; margin-top: 1px; }
.form-alert.is-error { background: #fdeceb; border-color: #f3c2bd; color: #a3281c; }
.form-alert.is-error svg { stroke: #a3281c; }
.form-alert[hidden] { display: none; }

/* Contact info blocks */
.info-list { display: grid; gap: 16px; }
.info-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 20px 22px;
  background: #fff;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}
.info-item .ico {
  flex: 0 0 auto;
  width: 42px; height: 42px;
  display: grid; place-items: center;
  border-radius: 12px;
  background: var(--surface-tint);
}
.info-item .ico svg { width: 20px; height: 20px; stroke: var(--navy-700); fill: none; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; }
.info-item h4 { margin: 0 0 3px; font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-mute); font-weight: 800; }
.info-item p, .info-item a { margin: 0; font-size: .99rem; color: var(--navy-800); font-weight: 650; text-decoration: none; }
.info-item a:hover { color: var(--green-600); }
.info-item small { display: block; color: var(--ink-mute); font-weight: 500; font-size: .86rem; }

/* Review callout */
.review-callout {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  padding: clamp(26px, 3vw, 38px);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--green-100), #f1f9ec);
  border: 1px solid #c9e3bd;
}
.testimonial-media { margin-bottom: 22px; }
.review-callout h3 { margin-bottom: 6px; }
.review-callout p { color: var(--ink-soft); margin: 0; max-width: 58ch; }
.stars { display: flex; gap: 4px; margin-bottom: 12px; }
.stars svg { width: 19px; height: 19px; fill: #f2a71b; }

/* CTA band */
.cta-band {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-xl);
  padding: clamp(36px, 5vw, 62px);
  background:
    radial-gradient(600px 300px at 90% 10%, rgba(90, 164, 69, .35), transparent 62%),
    linear-gradient(140deg, var(--navy-700), var(--navy-900));
  color: #cfe2ec;
  text-align: center;
}
.cta-band h2 { color: #fff; max-width: 20ch; margin-inline: auto; }
.cta-band p { max-width: 62ch; margin-inline: auto; color: #b2cbd9; }
.cta-band .btn-row { justify-content: center; }

/* Prose (legal / about) */
.prose { max-width: 780px; }
.prose h2 { margin-top: 2.2em; font-size: clamp(1.4rem, 2.4vw, 1.8rem); }
.prose h2:first-child { margin-top: 0; }
.prose h3 { margin-top: 1.8em; }
.prose p, .prose li { color: var(--ink-soft); }
.prose ul { padding-left: 1.2em; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy-900);
  color: #9fbfd1;
  padding-top: clamp(50px, 6vw, 78px);
  font-size: .94rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, 1fr));
  gap: clamp(26px, 3vw, 44px);
  padding-bottom: 46px;
}
.site-footer h4 {
  color: #fff;
  font-size: .8rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin-bottom: 10px; }
.site-footer a { color: #9fbfd1; text-decoration: none; }
.site-footer a:hover { color: var(--green-400); }
.footer-logo {
  background: #fff;
  border-radius: 14px;
  padding: 12px 16px;
  display: inline-block;
  margin-bottom: 18px;
}
.footer-logo img { height: 54px; width: auto; }
.footer-about p { color: #92b3c6; max-width: 38ch; }
.footer-review {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-top: 18px;
  padding: 11px 20px;
  border-radius: 999px;
  background: rgba(124, 196, 95, .14);
  border: 1px solid rgba(124, 196, 95, .45);
  color: #bfe6ab !important;
  font-weight: 700;
  font-size: .9rem;
}
.footer-review:hover { background: var(--green-500); color: #fff !important; border-color: var(--green-500); }
.footer-social { display: flex; gap: 10px; margin-top: 22px; }
.footer-social a {
  width: 38px; height: 38px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, .07);
  transition: background-color .18s ease, transform .18s ease;
}
.footer-social a:hover { background: var(--green-500); transform: translateY(-2px); }
.footer-social svg { width: 17px; height: 17px; fill: #d8e8f1; }
.footer-social a:hover svg { fill: #fff; }

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .1);
  padding: 22px 0 30px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 26px;
  align-items: center;
  justify-content: space-between;
  font-size: .86rem;
  color: #7fa2b7;
}
.footer-bottom nav { display: flex; flex-wrap: wrap; gap: 20px; }

/* ---------- Utilities ---------- */
.center { text-align: center; }
.mt-0 { margin-top: 0; }
.mt-l { margin-top: clamp(28px, 4vw, 44px); }
.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .6s cubic-bezier(.2, .7, .3, 1), transform .6s cubic-bezier(.2, .7, .3, 1);
  will-change: opacity, transform;
}
.reveal.is-in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero-grid { grid-template-columns: 1fr; }
  .device-panel { max-width: 460px; margin-inline: auto; transform: none; }
}

@media (max-width: 960px) {
  .nav, .nav-cta .btn { display: none; }
  .burger { display: grid; }

  .nav.is-open {
    display: block;
    position: fixed;
    top: var(--header-h);
    left: 0; right: 0;
    bottom: 0;
    background: #fff;
    overflow-y: auto;
    padding: 18px var(--gutter) 44px;
    border-top: 1px solid var(--line-soft);
    animation: slideIn .22s ease;
  }
  @keyframes slideIn { from { opacity: 0; transform: translateY(-8px); } }
  .nav.is-open > ul { flex-direction: column; align-items: stretch; gap: 2px; }
  .nav.is-open a,
  .nav.is-open .menu-toggle {
    width: 100%;
    justify-content: space-between;
    padding: 14px 12px;
    font-size: 1.02rem;
    border-radius: 12px;
  }
  .nav.is-open li + li > a,
  .nav.is-open li + li > .menu-toggle { border-top: 1px solid var(--line-soft); border-radius: 0; }
  .nav.is-open .subnav {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: 0;
    border-left: 2px solid var(--green-100);
    border-radius: 0;
    margin: 2px 0 8px 12px;
    padding: 0 0 0 8px;
    display: none;
    min-width: 0;
  }
  .nav.is-open .has-sub.is-open > .subnav { display: block; }
  .nav.is-open .has-sub.is-open > .menu-toggle .caret { transform: rotate(180deg); }
  .nav.is-open .subnav a { border-top: 0 !important; padding: 11px 12px; font-size: .96rem; }
  .nav.is-open .nav-mobile-cta { display: flex; flex-direction: column; gap: 10px; margin-top: 22px; }
  .nav.is-open .nav-mobile-cta .btn { display: inline-flex; width: 100%; }
  body.nav-open { overflow: hidden; }
}

@media (min-width: 961px) {
  .nav-mobile-cta { display: none; }
}

@media (max-width: 860px) {
  .grid-3, .product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .faq-grid { grid-template-columns: 1fr; }
  .split, .split--wide-left, .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .topbar-list { gap: 14px; }
}

@media (max-width: 620px) {
  body { font-size: 16px; }
  .grid-2, .grid-3, .grid-4, .product-grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr; }
  .field-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .readouts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .btn { width: 100%; }
  .btn-row { flex-direction: column; }
  .topbar .wrap { justify-content: center; min-height: 0; padding-block: 8px; }
  .topbar-list { justify-content: center; }
  .review-callout { flex-direction: column; align-items: flex-start; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}

@media print {
  .site-header, .topbar, .site-footer, .btn-row, .hero-flow { display: none !important; }
  body { color: #000; }
}