:root {
  --stream-abyss: #072f34;
  --stream-deep: #0b4b52;
  --stream-mid: #136a72;
  --stream-veil: #2f8f92;
  --aqua-glide: #57c8c4;
  --aqua-mist: #bdf2ef;
  --aqua-haze: #e6f7f6;
  --ink-slab: #1d2427;
  --ink-soft: #46565a;
  --ink-faint: #6d7d81;
  --snow: #ffffff;
  --paper: #f7fbfb;

  --shell: 1200px;
  --gut: 24px;

  --h-display: clamp(2.4rem, 1.35rem + 4.1vw, 4.35rem);
  --h-1: clamp(1.95rem, 1.2rem + 2.9vw, 3rem);
  --h-2: clamp(1.6rem, 1.15rem + 1.8vw, 2.2rem);
  --h-3: 1.15rem;
  --h-4: 0.78rem;

  --face: "Outfit", "Segoe UI", sans-serif;
  --text: "Inter", "Segoe UI", sans-serif;

  --tide: 40px;
  --veil-soft: cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink-soft);
  font-family: var(--text);
  font-size: 1rem;
  line-height: 1.68;
  overflow-x: hidden;
}

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

h1, h2, h3, h4 {
  font-family: var(--face);
  color: var(--ink-slab);
  margin: 0 0 0.6em;
  line-height: 1.14;
  letter-spacing: -0.015em;
  font-weight: 600;
}

h1 { font-size: var(--h-display); font-weight: 600; }
h2 { font-size: var(--h-1); }
h3 { font-size: var(--h-2); }
h4 {
  font-size: var(--h-3);
  letter-spacing: 0;
}

p { margin: 0 0 1.05em; }
p:last-child { margin-bottom: 0; }

a { color: var(--stream-mid); }

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

ul, ol { margin: 0; padding: 0; list-style: none; }

.wrap {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gut);
}

.frameless {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--aqua-haze);
}

.frameless img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.eyebrow {
  font-family: var(--face);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--stream-mid);
  margin-bottom: 0.9rem;
}

.sechead {
  max-width: 62ch;
  margin-bottom: clamp(2rem, 4vw, 3.1rem);
}

.sechead h2 { margin-bottom: 0.5em; }

.sechead__lede {
  font-size: 1.05rem;
  color: var(--ink-soft);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.55rem;
  border: 1.5px solid transparent;
  border-radius: 999px;
  font-family: var(--face);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.25s var(--ease-out), background-color 0.25s, color 0.25s, border-color 0.25s, box-shadow 0.25s;
}

.btn--solid {
  background: var(--stream-deep);
  color: var(--snow);
  box-shadow: 0 12px 26px -18px rgba(7, 47, 52, 0.95);
}

.btn--solid:hover {
  background: var(--stream-abyss);
  transform: translateY(-2px);
}

.btn--ghost {
  background: transparent;
  border-color: var(--stream-veil);
  color: var(--stream-deep);
}

.btn--ghost:hover {
  background: rgba(87, 200, 196, 0.16);
  transform: translateY(-2px);
}

.btn--block { width: 100%; }


.masthead {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(11, 75, 82, 0.1);
  transition: box-shadow 0.3s, background-color 0.3s;
}

.masthead.is-stuck {
  background: rgba(255, 255, 255, 0.97);
  box-shadow: 0 10px 30px -24px rgba(7, 47, 52, 0.8);
}

.masthead__inner {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding: 0.7rem var(--gut);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brandmark {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: inherit;
  min-width: 0;
}

.brandmark__glyph {
  flex: 0 0 auto;
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  color: var(--stream-deep);
  background: linear-gradient(150deg, var(--aqua-mist), var(--aqua-haze));
  border-radius: 14px;
}

.brandmark__glyph svg { width: 28px; height: 28px; }

.brandmark__text { display: flex; flex-direction: column; min-width: 0; }

.brandmark__text strong {
  font-family: var(--face);
  font-size: 1.08rem;
  font-weight: 600;
  color: var(--ink-slab);
  line-height: 1.15;
  letter-spacing: -0.01em;
}

.brandmark__text small {
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.burger {
  display: none;
  width: 46px;
  height: 42px;
  padding: 0;
  border: 1px solid rgba(11, 75, 82, 0.18);
  border-radius: 12px;
  background: var(--snow);
  cursor: pointer;
}

.burger__bars {
  display: grid;
  gap: 5px;
  justify-items: center;
}

.burger__bars i {
  display: block;
  width: 19px;
  height: 2px;
  border-radius: 2px;
  background: var(--stream-deep);
  transition: transform 0.28s var(--veil-soft), opacity 0.2s;
}

.burger[aria-expanded="true"] .burger__bars i:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger[aria-expanded="true"] .burger__bars i:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] .burger__bars i:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.navdrawer { display: flex; }

.navdrawer__list {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.navdrawer__list > li { position: relative; }

.navdrawer__link,
.navdrawer__toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.55rem 0.85rem;
  border: 0;
  border-radius: 10px;
  background: transparent;
  font-family: var(--face);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ink-slab);
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.22s, color 0.22s;
}

.navdrawer__link:hover,
.navdrawer__toggle:hover { background: var(--aqua-haze); color: var(--stream-deep); }

.navdrawer__toggle i { font-size: 0.7rem; transition: transform 0.25s var(--veil-soft); }
.navdrawer__toggle[aria-expanded="true"] i { transform: rotate(180deg); }

.navdrawer__group { position: relative; }

.navdrawer__sub {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 232px;
  padding: 0.5rem;
  background: var(--snow);
  border: 1px solid rgba(11, 75, 82, 0.12);
  border-radius: 14px;
  box-shadow: 0 26px 50px -34px rgba(7, 47, 52, 0.85);
  display: none;
  flex-direction: column;
  gap: 2px;
}

.navdrawer__sub::before {
  content: "";
  position: absolute;
  top: -8px;
  left: 0;
  right: 0;
  height: 8px;
}

.navdrawer__group.is-open .navdrawer__sub { display: flex; }

.navdrawer__sub a {
  display: block;
  padding: 0.55rem 0.75rem;
  border-radius: 9px;
  font-size: 0.92rem;
  color: var(--ink-soft);
  text-decoration: none;
  transition: background-color 0.2s, color 0.2s, padding-left 0.2s;
}

.navdrawer__sub a:hover {
  background: var(--aqua-haze);
  color: var(--stream-deep);
  padding-left: 0.95rem;
}

.navdrawer__cta { margin-left: 0.4rem; }
.navdrawer__list .navdrawer__cta .btn { padding: 0.6rem 1.2rem; font-size: 0.9rem; }


.stream {
  position: relative;
  isolation: isolate;
  padding: clamp(2.6rem, 6vw, 5.2rem) 0 clamp(3rem, 6vw, 5rem);
  background: linear-gradient(178deg, var(--aqua-haze) 0%, #ffffff 58%);
  overflow: hidden;
}

.stream__backdrop {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}

.current {
  position: absolute;
  border-radius: 50%;
  filter: blur(38px);
}

.current--one {
  width: 720px;
  height: 420px;
  top: -180px;
  right: -160px;
  background: radial-gradient(ellipse at center, rgba(87, 200, 196, 0.42), rgba(87, 200, 196, 0) 68%);
}

.current--two {
  width: 620px;
  height: 380px;
  bottom: -170px;
  left: -180px;
  background: radial-gradient(ellipse at center, rgba(11, 75, 82, 0.22), rgba(11, 75, 82, 0) 70%);
}

.current--three {
  width: 520px;
  height: 300px;
  top: 46%;
  left: 34%;
  background: radial-gradient(ellipse at center, rgba(189, 242, 239, 0.75), rgba(189, 242, 239, 0) 70%);
}

.traces {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.trace {
  fill: none;
  stroke: var(--stream-veil);
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-dasharray: 130 300;
  opacity: 0.5;
  animation: drift 16s linear infinite;
}

.trace--b { stroke: var(--aqua-glide); opacity: 0.45; animation-duration: 21s; animation-direction: reverse; }
.trace--c { stroke: var(--stream-veil); opacity: 0.28; animation-duration: 27s; }

@keyframes drift {
  to { stroke-dashoffset: -430; }
}

.stream__inner {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gut);
  display: grid;
  grid-template-columns: 1.02fr 0.98fr;
  gap: clamp(1.6rem, 4vw, 3.6rem);
  align-items: center;
}

.stream__copy { min-width: 0; }

.stream__copy h1 {
  margin-bottom: 0.55em;
  color: var(--stream-abyss);
}

.stream__copy h1::after {
  content: "";
  display: block;
  width: 92px;
  height: 3px;
  margin-top: 0.5em;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--stream-deep), var(--aqua-glide));
}

.lede {
  font-size: 1.06rem;
  max-width: 54ch;
}

.stream__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 1.5rem 0 1.6rem;
}

.stream__facts {
  display: grid;
  gap: 0.55rem;
  border-top: 1px solid rgba(11, 75, 82, 0.14);
  padding-top: 1.15rem;
}

.stream__facts li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.93rem;
  color: var(--ink-slab);
}

.stream__facts i {
  color: var(--stream-veil);
  font-size: 1rem;
  line-height: 1.6;
}

.stream__media {
  position: relative;
  margin: 0;
  isolation: isolate;
}

.stream__media .frameless {
  aspect-ratio: 4 / 5;
  border-radius: 26px 26px 26px 6px;
  box-shadow: 0 40px 70px -50px rgba(7, 47, 52, 0.9);
}

.stream__media figcaption {
  margin-top: 0.85rem;
  font-size: 0.83rem;
  color: var(--ink-faint);
  max-width: 42ch;
}

.arc {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}

.arc--outer {
  width: 74%;
  aspect-ratio: 1;
  top: -14%;
  right: -22%;
  background: conic-gradient(from 200deg, rgba(87, 200, 196, 0) 0deg, rgba(87, 200, 196, 0.55) 70deg, rgba(11, 75, 82, 0.4) 140deg, rgba(87, 200, 196, 0) 230deg, rgba(87, 200, 196, 0) 360deg);
  -webkit-mask: radial-gradient(circle, transparent 0 62%, #000 63% 68%, transparent 69%);
  mask: radial-gradient(circle, transparent 0 62%, #000 63% 68%, transparent 69%);
  animation: spin 64s linear infinite;
  opacity: 0.75;
  z-index: -1;
}

.arc--inner {
  width: 46%;
  aspect-ratio: 1;
  bottom: -8%;
  left: -14%;
  background: conic-gradient(from 20deg, rgba(87, 200, 196, 0) 0deg, rgba(189, 242, 239, 0.85) 60deg, rgba(87, 200, 196, 0) 170deg, rgba(189, 242, 239, 0.7) 250deg, rgba(87, 200, 196, 0) 360deg);
  -webkit-mask: radial-gradient(circle, transparent 0 66%, #000 67% 72%, transparent 73%);
  mask: radial-gradient(circle, transparent 0 66%, #000 67% 72%, transparent 73%);
  animation: spin 44s linear infinite reverse;
  opacity: 0.8;
  z-index: -1;
}

@keyframes spin { to { transform: rotate(360deg); } }

.puff {
  position: absolute;
  border-radius: 50%;
  filter: blur(14px);
  pointer-events: none;
  z-index: 1;
  opacity: 0.55;
}

.puff--a {
  width: 180px;
  height: 180px;
  top: 8%;
  left: -9%;
  background: radial-gradient(circle, rgba(189, 242, 239, 0.8), rgba(189, 242, 239, 0) 70%);
}

.puff--b {
  width: 240px;
  height: 240px;
  top: 44%;
  right: -6%;
  background: radial-gradient(circle, rgba(87, 200, 196, 0.42), rgba(87, 200, 196, 0) 72%);
}

.puff--c {
  width: 200px;
  height: 150px;
  bottom: 4%;
  left: 12%;
  background: radial-gradient(circle, rgba(11, 75, 82, 0.34), rgba(11, 75, 82, 0) 72%);
}


.symptoms { padding: var(--tide) 0; background: var(--snow); }

.symptomgrid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(258px, 1fr));
  gap: 1.1rem;
}

.card {
  background: var(--paper);
  border: 1px solid rgba(11, 75, 82, 0.1);
  border-radius: 18px;
  padding: 1.5rem 1.4rem;
  transition: transform 0.3s var(--ease-out), border-color 0.3s, box-shadow 0.3s;
}

.card:hover {
  transform: translateY(-4px);
  border-color: rgba(87, 200, 196, 0.55);
  box-shadow: 0 24px 44px -34px rgba(7, 47, 52, 0.75);
}

.card__icon {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 0.9rem;
  border-radius: 14px;
  background: linear-gradient(140deg, var(--aqua-haze), #ffffff);
  color: var(--stream-deep);
  font-size: 1.15rem;
}

.card h3 { font-size: 1.08rem; margin-bottom: 0.5em; }
.card p { font-size: 0.94rem; }


.services { padding: var(--tide) 0; }

.servicelayout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(1.5rem, 4vw, 3.2rem);
  align-items: start;
}

.servicecol { display: grid; gap: 1.6rem; }

.servicerow {
  display: flex;
  gap: 1.05rem;
  padding-bottom: 1.6rem;
  border-bottom: 1px solid rgba(11, 75, 82, 0.12);
}

.servicerow:last-child { border-bottom: 0; padding-bottom: 0; }

.servicerow__num {
  flex: 0 0 auto;
  font-family: var(--face);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--stream-veil);
  padding-top: 0.35rem;
  min-width: 2ch;
}

.servicerow h3 { font-size: 1.16rem; margin-bottom: 0.45em; }
.servicerow p { font-size: 0.95rem; }

.servicefigure { margin: 0; position: sticky; top: 100px; }

.servicefigure .frameless {
  aspect-ratio: 4 / 5;
  border-radius: 8px 26px 26px 26px;
  box-shadow: 0 34px 60px -50px rgba(7, 47, 52, 0.85);
}

.servicefigure figcaption {
  margin-top: 0.8rem;
  font-size: 0.83rem;
  color: var(--ink-faint);
}


.duct { padding: var(--tide) 0; background: var(--snow); }

.ductgrid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem 2rem;
  margin-bottom: clamp(2.2rem, 4vw, 3.2rem);
}

.ductitem {
  padding-top: 1.1rem;
  border-top: 2px solid var(--aqua-mist);
}

.ductitem h3 { font-size: 1.1rem; margin-bottom: 0.5em; }
.ductitem p { font-size: 0.94rem; }

.ductband {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: clamp(1.4rem, 3.5vw, 3rem);
  align-items: center;
  padding: clamp(1.2rem, 3vw, 2rem);
  border-radius: 26px;
  background: linear-gradient(140deg, var(--aqua-haze), #ffffff 65%);
}

.ductband__media { margin: 0; }
.ductband__media .frameless { aspect-ratio: 4 / 3; border-radius: 18px; }
.ductband__copy h3 { font-size: 1.3rem; }

.ticks { display: grid; gap: 0.6rem; margin-bottom: 1.2rem; }

.ticks li {
  position: relative;
  padding-left: 1.6rem;
  font-size: 0.95rem;
}

.ticks li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: radial-gradient(circle at 32% 30%, var(--aqua-mist), var(--stream-deep) 70%);
  box-shadow: 0 0 0 3px rgba(87, 200, 196, 0.22);
}

.ductband__copy p { font-size: 0.95rem; }


.iaq { padding: var(--tide) 0; }

.iaqlayout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(1.5rem, 4vw, 3.2rem);
  align-items: start;
}

.iaqmain { display: grid; gap: 1.7rem; }

.iaqrow h3 { font-size: 1.16rem; margin-bottom: 0.45em; }
.iaqrow p { font-size: 0.95rem; }

.iaqpull {
  padding: clamp(1.3rem, 3vw, 2rem);
  border-radius: 24px;
  background: linear-gradient(160deg, var(--stream-deep), var(--stream-abyss));
  color: var(--aqua-mist);
}

.iaqpull h4 {
  color: var(--snow);
  font-size: 0.82rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1.1rem;
}

.iaqpull ul { display: grid; gap: 0.65rem; }

.iaqpull li {
  position: relative;
  padding-left: 1.5rem;
  font-size: 0.94rem;
  color: rgba(230, 247, 246, 0.9);
}

.iaqpull li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--aqua-glide);
}

.iaqpull__media { margin: 1.5rem 0 0; }
.iaqpull__media .frameless {
  aspect-ratio: 4 / 5;
  border-radius: 16px;
  opacity: 0.92;
}


.thermo { padding: var(--tide) 0; background: var(--snow); }

.thermolayout {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: clamp(1.5rem, 4vw, 3.2rem);
  align-items: start;
}

.thermogallery { margin: 0; position: sticky; top: 100px; }
.thermogallery .frameless {
  aspect-ratio: 4 / 5;
  border-radius: 26px 26px 6px 26px;
  box-shadow: 0 34px 60px -50px rgba(7, 47, 52, 0.85);
}

.thermogallery figcaption {
  margin-top: 0.8rem;
  font-size: 0.83rem;
  color: var(--ink-faint);
}

.thermolist { display: grid; gap: 1.5rem; }

.thermoitem {
  padding-left: 1.15rem;
  border-left: 2px solid var(--aqua-mist);
}

.thermoitem h3 { font-size: 1.1rem; margin-bottom: 0.4em; }
.thermoitem p { font-size: 0.95rem; }


.care { padding: var(--tide) 0; }

.caregrid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(258px, 1fr));
  gap: 1.1rem;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}

.carecard {
  background: var(--snow);
  border: 1px solid rgba(11, 75, 82, 0.1);
  border-radius: 8px 22px 22px 22px;
  padding: 1.45rem 1.35rem;
  box-shadow: 0 22px 40px -36px rgba(7, 47, 52, 0.8);
}

.carecard h3 { font-size: 1.06rem; margin-bottom: 0.45em; }
.carecard p { font-size: 0.94rem; }

.carestrip {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(1.4rem, 3.5vw, 2.8rem);
  align-items: center;
  padding: clamp(1.2rem, 3vw, 2rem);
  border-radius: 26px;
  background: var(--ink-slab);
}

.carestrip__media { margin: 0; }
.carestrip__media .frameless { aspect-ratio: 16 / 10; border-radius: 14px; opacity: 0.9; }

.carestrip__copy h3 { color: var(--snow); font-size: 1.28rem; }
.carestrip__copy p { color: rgba(230, 247, 246, 0.82); font-size: 0.95rem; }


.airpath {
  padding: var(--tide) 0;
  background: linear-gradient(180deg, var(--paper), var(--aqua-haze));
}

.diagramplate {
  border-radius: 26px;
  background: var(--snow);
  border: 1px solid rgba(11, 75, 82, 0.12);
  box-shadow: 0 40px 70px -58px rgba(7, 47, 52, 0.85);
  padding: clamp(0.8rem, 2.4vw, 1.8rem);
  overflow: hidden;
}

.pathsheet {
  display: block;
  width: 100%;
  height: auto;
}

.run {
  fill: none;
  stroke: var(--stream-deep);
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-dasharray: 16 12;
  opacity: 0.85;
  animation: dashflow 1.5s linear infinite;
}

.run--return {
  stroke: var(--aqua-glide);
  stroke-dasharray: 9 14;
  animation-duration: 2.4s;
}

@keyframes dashflow { to { stroke-dashoffset: -28; } }

.sheetnodes rect {
  fill: var(--snow);
  stroke: rgba(11, 75, 82, 0.2);
  stroke-width: 1.4;
}

.node__accent { fill: url(#nodeAccent); stroke: none; }

.node__label {
  font-family: "Outfit", "Segoe UI", sans-serif;
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-anchor: middle;
  fill: var(--ink-slab);
}

.node__desc {
  font-family: "Inter", "Segoe UI", sans-serif;
  font-size: 12.5px;
  text-anchor: middle;
  fill: var(--ink-soft);
}

.chainlist { display: none; }

.pathnotes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.4rem;
  margin-top: clamp(1.6rem, 3vw, 2.4rem);
}

.pathnotes h3 { font-size: 1.02rem; margin-bottom: 0.45em; }
.pathnotes p { font-size: 0.93rem; }


.contact { padding: var(--tide) 0; background: var(--snow); }

.contactplate {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(1.6rem, 4vw, 3.4rem);
  align-items: center;
  padding: clamp(1.4rem, 3.5vw, 2.6rem);
  border-radius: 28px;
  background: linear-gradient(150deg, var(--aqua-haze), #ffffff 70%);
  border: 1px solid rgba(11, 75, 82, 0.12);
}

.contactcopy h2 { font-size: var(--h-2); }

.contactcopy__note {
  font-size: 0.94rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(11, 75, 82, 0.14);
}

.reqform {
  padding: clamp(1.2rem, 2.6vw, 1.8rem);
  border-radius: 20px;
  background: var(--snow);
  box-shadow: 0 30px 54px -46px rgba(7, 47, 52, 0.85);
  display: grid;
  gap: 0.95rem;
}

.reqform__row { display: grid; gap: 0.35rem; min-width: 0; }

.reqform__row--split { grid-template-columns: 1fr 1fr; gap: 0.8rem; }

.reqform label {
  font-family: var(--face);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.reqform input,
.reqform select,
.reqform textarea {
  width: 100%;
  padding: 0.7rem 0.85rem;
  border: 1px solid rgba(11, 75, 82, 0.18);
  border-radius: 11px;
  background: var(--paper);
  font-family: var(--text);
  font-size: 0.95rem;
  color: var(--ink-slab);
  transition: border-color 0.2s, background-color 0.2s, box-shadow 0.2s;
}

.reqform textarea { resize: vertical; min-height: 108px; }

.reqform input:focus,
.reqform select:focus,
.reqform textarea:focus {
  border-color: var(--stream-veil);
  background: var(--snow);
}

.reqform input::placeholder,
.reqform textarea::placeholder { color: var(--ink-faint); opacity: 0.8; }

.reqform__status {
  margin: 0;
  font-size: 0.87rem;
  color: var(--stream-mid);
  min-height: 1.2em;
}

.contactmedia { margin: clamp(1.6rem, 3.5vw, 2.4rem) 0 0; }
.contactmedia .frameless { aspect-ratio: 16 / 7; border-radius: 20px; }

.contactmedia figcaption {
  margin-top: 0.8rem;
  font-size: 0.84rem;
  color: var(--ink-faint);
  text-align: center;
}


.baseplate {
  background: var(--ink-slab);
  color: rgba(230, 247, 246, 0.7);
  padding-top: clamp(2.4rem, 5vw, 3.6rem);
}

.baseplate__inner {
  display: grid;
  grid-template-columns: 1.5fr 0.9fr 0.9fr 1.2fr;
  gap: clamp(1.5rem, 3.5vw, 2.6rem);
  padding-bottom: 2.4rem;
}

.baseplate__brand strong { color: var(--snow); }
.baseplate__brand small { color: var(--aqua-glide); }
.baseplate__brand p { font-size: 0.9rem; margin-top: 0.9rem; }

.baseplate h3 {
  color: var(--snow);
  font-size: 0.78rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 0.9rem;
}

.baseplate__nav ul { display: grid; gap: 0.45rem; }

.baseplate__nav a {
  color: rgba(230, 247, 246, 0.74);
  text-decoration: none;
  font-size: 0.92rem;
  transition: color 0.2s, padding-left 0.2s;
}

.baseplate__nav a:hover { color: var(--aqua-glide); padding-left: 0.3rem; }

.baseplate__meta p { font-size: 0.9rem; }

.baseplate__legal {
  margin-top: 1rem;
  font-size: 0.78rem;
  color: rgba(230, 247, 246, 0.45);
}

.baseplate__base {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  align-items: center;
  justify-content: space-between;
  padding-block: 1.2rem;
  border-top: 1px solid rgba(230, 247, 246, 0.12);
  font-size: 0.84rem;
}

.baseplate__base p { margin: 0; }

.baselift {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--aqua-glide);
  text-decoration: none;
  font-weight: 500;
}


.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.reveal.is-in {
  opacity: 1;
  transform: none;
}


@media (max-width: 1080px) {
  .servicelayout,
  .iaqlayout,
  .thermolayout,
  .ductband,
  .carestrip,
  .contactplate {
    grid-template-columns: 1fr;
  }

  .servicefigure,
  .thermogallery { position: static; }

  .servicefigure .frameless,
  .thermogallery .frameless { aspect-ratio: 16 / 10; }

  .ductband__media .frameless { aspect-ratio: 16 / 9; }
  .iaqpull__media .frameless { aspect-ratio: 16 / 9; }

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

@media (max-width: 900px) {
  .stream__inner { grid-template-columns: 1fr; }
  .stream__media { max-width: 560px; }
  .stream__media .frameless { aspect-ratio: 16 / 10; }
}

@media (max-width: 860px) {
  .burger { display: block; }

  .navdrawer {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    padding: 0.5rem var(--gut) 1.2rem;
    background: var(--snow);
    border-bottom: 1px solid rgba(11, 75, 82, 0.12);
    box-shadow: 0 30px 50px -40px rgba(7, 47, 52, 0.9);
    display: none;
    max-height: calc(100vh - 78px);
    overflow-y: auto;
  }

  .navdrawer.is-open { display: block; }

  .navdrawer__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0.15rem;
  }

  .navdrawer__link,
  .navdrawer__toggle {
    width: 100%;
    justify-content: space-between;
    padding: 0.8rem 0.6rem;
    font-size: 1rem;
    border-radius: 10px;
  }

  .navdrawer__sub {
    position: static;
    min-width: 0;
    box-shadow: none;
    border: 0;
    border-left: 2px solid var(--aqua-mist);
    border-radius: 0;
    margin: 0 0 0.4rem 0.6rem;
    padding: 0.2rem 0 0.2rem 0.6rem;
    background: transparent;
  }

  .navdrawer__sub::before { display: none; }
  .navdrawer__sub a { padding: 0.6rem 0.5rem; font-size: 0.95rem; }

  .navdrawer__cta { margin: 0.5rem 0 0; }
  .navdrawer__cta .btn { width: 100%; }
}

@media (max-width: 1024px) {
  .pathsheet { display: none; }

  .chainlist {
    display: grid;
    gap: 0;
  }

  .chainlist__item {
    position: relative;
    padding: 0.85rem 0.9rem 0.85rem 1rem;
    border-left: 2px solid var(--aqua-mist);
  }

  .chainlist__item::before {
    content: "";
    position: absolute;
    left: -6px;
    top: 1.15rem;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--stream-deep);
    box-shadow: 0 0 0 3px rgba(87, 200, 196, 0.2);
  }

  .chainlist__item:not(:last-child)::after {
    content: "";
    position: absolute;
    left: -2px;
    top: calc(1.85rem + 0.5em);
    width: 2px;
    height: calc(100% - 3.2rem);
    background: linear-gradient(180deg, var(--aqua-glide), rgba(189, 242, 239, 0.2));
  }

  .chainlist__label {
    display: block;
    font-family: var(--face);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.13em;
    text-transform: uppercase;
    color: var(--ink-slab);
    margin-bottom: 0.25rem;
  }

  .chainlist__text {
    display: block;
    font-size: 0.9rem;
    line-height: 1.55;
  }
}

@media (max-width: 720px) {
  :root { --tide: 34px; }
}

@media (max-width: 560px) {
  :root { --gut: 18px; }

  .reqform__row--split { grid-template-columns: 1fr; }
  .baseplate__inner { grid-template-columns: 1fr; }
  .contactmedia .frameless { aspect-ratio: 4 / 3; }
  .stream__actions .btn { width: 100%; }
}

@media (max-width: 380px) {
  .servicerow { gap: 0.75rem; }
  .ductband,
  .carestrip,
  .contactplate { padding: 1.1rem; }
  .brandmark__glyph { width: 38px; height: 38px; }
  .brandmark__text strong { font-size: 1rem; }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  .reveal { opacity: 1; transform: none; }
}