/* ============ TOKENS ============ */
:root {
  --red: #e30613; /* brand accent — change here if the exact brand red differs */
  --red-600: #c40510;
  --red-tint: #fdecec;
  --black: #0b0d10;
  --black-2: #14181d;
  --black-3: #1d232a;
  --ink: #11161b;
  --muted: #657483;
  --muted-2: #8a97a4;
  --line: #e4e9ee;
  --line-dark: #2a323b;
  --bg: #ffffff;
  --bg-soft: #f5f7f9;
  --steel: #c9d2da;
  --r-sm: 8px;
  --r: 12px;
  --r-lg: 20px;
  --maxw: 1200px;
  --shadow: 0 4px 24px rgba(11, 13, 16, 0.07);
  --shadow-lg: 0 24px 60px rgba(11, 13, 16, 0.16);
}
*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family:
    "Inter",
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    Arial,
    sans-serif;
  font-size: 17px;
  line-height: 1.62;
  font-feature-settings: "cv02", "cv03", "cv04";
  -webkit-font-smoothing: antialiased;
}
img,
svg {
  display: block;
  max-width: 100%;
}
h1,
h2,
h3,
h4 {
  margin: 0 0 0.5em;
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: -0.025em;
}
h1 {
  font-size: clamp(34px, 5.4vw, 60px);
  font-weight: 900;
  letter-spacing: -0.035em;
}
h2 {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 900;
  letter-spacing: -0.032em;
}
h3 {
  font-size: clamp(19px, 2vw, 22px);
  letter-spacing: -0.02em;
}
p {
  margin: 0 0 1em;
}
a {
  color: inherit;
  text-decoration: none;
}
ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}
.section {
  padding: clamp(60px, 8vw, 110px) 0;
}
.section--soft {
  background: var(--bg-soft);
}
.section--dark {
  background: var(--black);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.section--dark h2 {
  color: #fff;
}

/* ============ TYPE HELPERS ============ */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  font-size: 12.5px;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--red);
}
.eyebrow::before {
  content: "";
  width: 30px;
  height: 2px;
  background: var(--red);
}
.section--dark .eyebrow {
  color: #ff4b56;
}
.section--dark .eyebrow::before {
  background: var(--red);
}
.lead {
  font-size: clamp(17px, 1.6vw, 19.5px);
  color: var(--muted);
  max-width: 64ch;
  margin: 0;
}
.section--dark .lead {
  color: #9aa7b4;
}
.head {
  max-width: 760px;
  margin-bottom: clamp(36px, 5vw, 60px);
}
.head--center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}
.head--center .lead {
  margin-left: auto;
  margin-right: auto;
}

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 30px;
  border: 2px solid transparent;
  border-radius: var(--r-sm);
  font: inherit;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.01em;
  cursor: pointer;
  min-height: 56px;
  transition:
    background 0.18s,
    border-color 0.18s,
    color 0.18s,
    transform 0.18s;
}
.btn:active {
  transform: translateY(1px);
}
.btn--red {
  background: var(--red);
  color: #fff;
  box-shadow: 0 8px 24px rgba(227, 6, 19, 0.28);
}
.btn--red:hover {
  background: var(--red-600);
}
.btn--black {
  background: var(--ink);
  color: #fff;
}
.btn--black:hover {
  background: #000;
}
.btn--outline {
  border-color: rgba(255, 255, 255, 0.28);
  color: #fff;
}
.btn--outline:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.08);
}
.btn--outline-dark {
  border-color: var(--line);
  color: var(--ink);
  background: #fff;
}
.btn--outline-dark:hover {
  border-color: var(--ink);
}
.btn--block {
  width: 100%;
}
.btn--sm {
  padding: 11px 20px;
  min-height: 44px;
  font-size: 15px;
}

/* ============ TOPBAR ============ */
.topbar {
  background: var(--black);
  color: #9aa7b4;
  font-size: 13.5px;
}
.topbar__in {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 40px;
}
.topbar__cities {
  display: flex;
  gap: 22px;
}
.topbar__cities span {
  position: relative;
  padding-left: 14px;
  white-space: nowrap;
}
.topbar__cities span::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 5px;
  height: 5px;
  margin-top: -2.5px;
  border-radius: 50%;
  background: var(--red);
}
.topbar a {
  color: #fff;
  font-weight: 600;
  white-space: nowrap;
}
.topbar a:hover {
  color: var(--red);
}

/* ============ HEADER ============ */
.header {
  position: sticky;
  top: 0;
  z-index: 80;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.header__in {
  display: flex;
  align-items: center;
  gap: 28px;
  min-height: 76px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  flex: 0 0 auto;
}
.brand__logo {
  height: 48px;
  width: auto;
}
/* Shown only if the remote logo file fails to load */
.brand__fallback {
  display: none;
  align-items: center;
  gap: 10px;
}
.brand__fallback i {
  width: 5px;
  height: 32px;
  border-radius: 2px;
  background: var(--red);
  flex: 0 0 auto;
}
.brand__fallback b {
  display: block;
  font-size: 19px;
  font-weight: 900;
  letter-spacing: -0.035em;
  color: var(--ink);
  line-height: 1.05;
}
.brand__fallback s {
  display: block;
  text-decoration: none;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.19em;
  color: var(--muted);
}
.brand__div {
  width: 1px;
  height: 30px;
  background: var(--line);
}
.brand__sub {
  font-size: 11px;
  font-weight: 700;
  line-height: 1.25;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--muted);
  max-width: 130px;
}
.nav {
  display: flex;
  gap: 26px;
  margin-left: auto;
  font-size: 15.5px;
  font-weight: 600;
}
.nav a {
  color: var(--muted);
  white-space: nowrap;
  padding: 6px 0;
  border-bottom: 2px solid transparent;
  transition:
    color 0.15s,
    border-color 0.15s;
}
.nav a:hover {
  color: var(--ink);
  border-color: var(--red);
}
.header__cta {
  display: flex;
  align-items: center;
  gap: 16px;
}
/* Icon-only phone link with a tooltip revealing the number on hover/focus */
.header__phone {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
  border-radius: 50%;
  color: var(--ink);
  border: 1px solid var(--line);
  background: #fff;
  transition:
    color 0.15s,
    border-color 0.15s,
    background-color 0.15s;
}
.header__phone:hover,
.header__phone:focus-visible {
  color: var(--red);
  border-color: var(--red);
  background: var(--red-tint);
}
.header__phone-ic {
  width: 19px;
  height: 19px;
}

.header__phone-tip {
  position: absolute;
  top: calc(100% + 10px);
  left: 50%;
  transform: translate(-50%, -4px);
  padding: 7px 12px;
  border-radius: var(--r-sm);
  background: var(--black-2);
  color: #fff;
  font-size: 14.5px;
  font-weight: 700;
  letter-spacing: -0.01em;
  white-space: nowrap;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition:
    opacity 0.16s ease,
    transform 0.16s ease,
    visibility 0.16s;
}
.header__phone-tip::after {
  content: "";
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-bottom-color: var(--black-2);
}
.header__phone:hover .header__phone-tip,
.header__phone:focus-visible .header__phone-tip {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}
.burger {
  display: none;
  width: 46px;
  height: 46px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: #fff;
  cursor: pointer;
  padding: 0;
  align-items: center;
  justify-content: center;
  margin-left: auto;
}
.burger span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--ink);
  position: relative;
}
.burger span::before,
.burger span::after {
  content: "";
  position: absolute;
  left: 0;
  width: 20px;
  height: 2px;
  background: var(--ink);
}
.burger span::before {
  top: -6px;
}
.burger span::after {
  top: 6px;
}
.mobnav {
  display: none;
  border-top: 1px solid var(--line);
  background: #fff;
  padding: 14px 0 20px;
}
.mobnav.is-open {
  display: block;
}
.mobnav a {
  display: block;
  padding: 13px 0;
  font-weight: 600;
  border-bottom: 1px solid var(--line);
}
.mobnav .btn {
  display: flex;
  margin-top: 16px;
}

/* ============ HERO ============ */
.hero {
  background: var(--black);
  color: #fff;
  position: relative;
  overflow: hidden;
  padding: clamp(48px, 6vw, 84px) 0 clamp(60px, 7vw, 96px);
}
.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.hero__glow {
  position: absolute;
  width: 820px;
  height: 820px;
  right: -220px;
  top: -280px;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(227, 6, 19, 0.3) 0%,
    rgba(227, 6, 19, 0.07) 42%,
    transparent 68%
  );
}
.hero__grid-tex {
  position: absolute;
  inset: 0;
  opacity: 0.5;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(
    ellipse 90% 70% at 30% 20%,
    #000 20%,
    transparent 75%
  );
  -webkit-mask-image: radial-gradient(
    ellipse 90% 70% at 30% 20%,
    #000 20%,
    transparent 75%
  );
}
.hero__in {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.02fr);
  gap: clamp(30px, 4vw, 56px);
  align-items: center;
}
.hero h1 {
  color: #fff;
}
.hero h1 .accent {
  color: var(--red);
}
.hero__sub {
  font-size: clamp(17px, 1.7vw, 19.5px);
  color: #a4b1bd;
  max-width: 50ch;
  margin: 0 0 30px;
}
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-bottom: 32px;
}
.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 15px;
  border: 1px solid var(--line-dark);
  border-radius: 100px;
  font-size: 13.5px;
  font-weight: 600;
  color: #c3cdd7;
  background: rgba(255, 255, 255, 0.03);
}
.chip svg {
  flex: 0 0 auto;
  color: var(--red);
}
.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 34px;
}
.hero__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  color: #7d8b98;
}
.hero__meta strong {
  color: #fff;
}
.hero__art {
  position: relative;
}
.hero__art svg {
  width: 100%;
  height: auto;
  overflow: visible;
}
/* cutaway diagram callouts; phones get a separate, larger-type layout */
.fig-callouts text {
  font-family: "Inter", Arial, sans-serif;
  font-size: 14.5px;
  font-weight: 600;
  fill: #ccd6e0;
}
.fig-callouts .cl-red {
  fill: #ff4b56;
  font-weight: 700;
}
.fig-callouts .cl-line {
  stroke: #c3d0dc;
  stroke-width: 1.3;
  fill: none;
  opacity: 0.6;
}
.fig-callouts .cl-dot {
  fill: #ffffff;
}
.fig-callouts .cl-dot-red {
  fill: #fff;
  stroke: #e30613;
  stroke-width: 2.5;
}
.fig-callouts--narrow {
  display: none;
}
.fig-callouts--narrow text {
  font-size: 25px;
}

/* ============ TRUST STRIP ============ */
.strip {
  background: var(--black-2);
  border-top: 1px solid var(--line-dark);
  color: #fff;
}
.strip__in {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.strip__i {
  padding: 26px 24px;
  border-right: 1px solid var(--line-dark);
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.strip__i:last-child {
  border-right: 0;
}
.strip__i svg {
  flex: 0 0 auto;
  color: var(--red);
  margin-top: 2px;
}
.strip__t {
  font-size: 15.5px;
  font-weight: 700;
  letter-spacing: -0.015em;
}
.strip__d {
  font-size: 13.5px;
  color: #8a97a4;
  line-height: 1.45;
}

/* ============ CONSTRUCTION ============ */
.constr {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
}
.constr__art {
  position: relative;
}
.constr__art svg {
  width: 100%;
  height: auto;
}
.layers {
  display: grid;
  gap: 2px;
}
.layer {
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 16px;
  align-items: flex-start;
  padding: 15px 18px;
  border-radius: var(--r);
  cursor: default;
  border: 1px solid transparent;
  transition:
    background 0.16s,
    border-color 0.16s;
}
.layer:hover,
.layer.is-active {
  background: #fff;
  border-color: var(--line);
  box-shadow: var(--shadow);
}
.section--soft .layer:hover,
.section--soft .layer.is-active {
  background: #fff;
}
.layer__n {
  width: 38px;
  height: 38px;
  border-radius: 9px;
  background: var(--ink);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 800;
  transition: background 0.16s;
}
.layer:hover .layer__n,
.layer.is-active .layer__n {
  background: var(--red);
}
.layer__t {
  display: block;
  font-size: 16.5px;
  font-weight: 700;
  letter-spacing: -0.015em;
  margin-bottom: 2px;
}
.layer__d {
  font-size: 14.5px;
  color: var(--muted);
  line-height: 1.5;
}
.constr__note {
  margin-top: 22px;
  padding: 18px 20px;
  background: var(--red-tint);
  border-left: 3px solid var(--red);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  font-size: 15px;
  line-height: 1.55;
}
.constr__note b {
  font-weight: 700;
}

/* composite-vs-rubber benefits row */
.bene {
  margin-top: clamp(36px, 5vw, 56px);
  padding-top: clamp(30px, 4vw, 44px);
  border-top: 1px solid var(--line);
}
.bene__h {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 22px;
}
.bene__g {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px 30px;
}
.bene__i {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.bene__i svg {
  flex: 0 0 auto;
  color: var(--red);
  margin-top: 3px;
}
.bene__i b {
  display: block;
  font-size: 16.5px;
  font-weight: 700;
  letter-spacing: -0.015em;
}
.bene__i span {
  font-size: 14.5px;
  color: var(--muted);
  line-height: 1.5;
}

/* ============ TYPE CARDS ============ */
.grid {
  display: grid;
  gap: 22px;
}
.g3 {
  grid-template-columns: repeat(3, 1fr);
}
.g4 {
  grid-template-columns: repeat(4, 1fr);
}
.tcard {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition:
    border-color 0.2s,
    transform 0.2s,
    box-shadow 0.2s;
}
.tcard:hover {
  border-color: #c9d2da;
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}
.tcard__art {
  background: var(--black);
  height: 168px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.tcard__art::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at 78% 22%,
    rgba(227, 6, 19, 0.28),
    transparent 58%
  );
}
.tcard__art svg {
  position: relative;
  z-index: 1;
  width: 150px;
  height: 150px;
}
.tcard__art .f {
  fill: rgba(219, 226, 232, 0.07);
}
.tcard__b {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.tag {
  align-self: flex-start;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--red);
  background: var(--red-tint);
  padding: 5px 10px;
  border-radius: 5px;
  margin-bottom: 13px;
}
.tcard h3 {
  margin-bottom: 8px;
}
.tcard p {
  font-size: 15.5px;
  color: var(--muted);
  margin: 0 0 16px;
}
.tcard__spec {
  margin-top: auto;
  padding-top: 15px;
  border-top: 1px solid var(--line);
  font-size: 13.5px;
  color: var(--muted);
}
.tcard__spec b {
  color: var(--ink);
  font-weight: 700;
}

/* ============ APPLICATIONS ============ */
.apps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.app {
  background: #fff;
  padding: 26px 24px;
  display: flex;
  gap: 15px;
  align-items: center;
  transition: background 0.18s;
}
.app:hover {
  background: var(--bg-soft);
}
.app svg {
  flex: 0 0 auto;
  color: var(--red);
}
.app span {
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.015em;
}

/* ============ STATS ============ */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line-dark);
  border: 1px solid var(--line-dark);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.stat {
  background: var(--black-2);
  padding: 30px 26px;
}
.stat__n {
  font-size: clamp(30px, 3.6vw, 42px);
  font-weight: 900;
  letter-spacing: -0.04em;
  color: #fff;
  line-height: 1;
}
.stat__n em {
  font-style: normal;
  color: var(--red);
}
.stat__l {
  font-size: 14.5px;
  color: #8a97a4;
  margin-top: 8px;
  line-height: 1.45;
}

/* ============ WHY ============ */
.why {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}
.wcard {
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 30px;
  background: #fff;
  position: relative;
}
.wcard__ico {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: var(--ink);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}
.wcard:hover .wcard__ico {
  background: var(--red);
}
.wcard h3 {
  margin-bottom: 8px;
}
.wcard p {
  font-size: 15.5px;
  color: var(--muted);
  margin: 0;
}

/* ============ STEPS ============ */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}
.steps::before {
  content: "";
  position: absolute;
  top: 23px;
  left: 11%;
  right: 11%;
  height: 2px;
  background: repeating-linear-gradient(
    90deg,
    var(--line-dark) 0 8px,
    transparent 8px 16px
  );
}
.step {
  position: relative;
  padding-top: 66px;
}
.step__n {
  position: absolute;
  top: 0;
  left: 0;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--red);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 800;
  box-shadow: 0 0 0 8px var(--black);
}
.step h3 {
  color: #fff;
  font-size: 19px;
  margin-bottom: 6px;
}
.step p {
  font-size: 15px;
  color: #8a97a4;
  margin: 0;
}

/* ============ FORM ============ */
.formsec {
  position: relative;
  overflow: hidden;
  background: var(--black);
}
.formsec__glow {
  position: absolute;
  width: 760px;
  height: 760px;
  left: -260px;
  bottom: -380px;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(227, 6, 19, 0.26) 0%,
    transparent 66%
  );
  pointer-events: none;
}
.formgrid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.06fr);
  gap: clamp(34px, 5vw, 72px);
  align-items: start;
}
.fbullets {
  margin-top: 28px;
  display: grid;
  gap: 16px;
}
.fbullet {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.fbullet svg {
  flex: 0 0 auto;
  color: var(--red);
  margin-top: 3px;
}
.fbullet b {
  display: block;
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.015em;
}
.fbullet span {
  font-size: 14.5px;
  color: #8a97a4;
}
.fcall {
  margin-top: 32px;
  padding-top: 26px;
  border-top: 1px solid var(--line-dark);
}
.fcall__l {
  font-size: 13.5px;
  color: #7d8b98;
  margin-bottom: 6px;
}
.fcall a {
  font-size: clamp(21px, 2.4vw, 27px);
  font-weight: 900;
  letter-spacing: -0.03em;
  color: #fff;
}
.fcall a:hover {
  color: var(--red);
}

.formcard {
  background: #fff;
  border-radius: var(--r-lg);
  padding: clamp(26px, 3vw, 38px);
  box-shadow: var(--shadow-lg);
}
.formcard h3 {
  font-size: clamp(21px, 2.2vw, 26px);
  font-weight: 900;
  letter-spacing: -0.03em;
  margin-bottom: 6px;
}
.formcard__note {
  font-size: 14.5px;
  color: var(--muted);
  margin-bottom: 24px;
}
.frow {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.field {
  margin-bottom: 14px;
}
.field label {
  display: block;
  font-size: 13.5px;
  font-weight: 700;
  margin-bottom: 7px;
  letter-spacing: -0.01em;
}
.req {
  color: var(--red);
}
.field input,
.field textarea {
  width: 100%;
  padding: 14px 15px;
  font: inherit;
  font-size: 16px;
  color: var(--ink);
  background: var(--bg-soft);
  border: 1.5px solid transparent;
  border-radius: var(--r-sm);
  transition:
    border-color 0.15s,
    background 0.15s;
}
.field input::placeholder,
.field textarea::placeholder {
  color: #9aa6b2;
}
.field textarea {
  min-height: 92px;
  resize: vertical;
}
.field input:focus,
.field textarea:focus {
  outline: none;
  background: #fff;
  border-color: var(--ink);
}
.field input[aria-invalid="true"] {
  border-color: var(--red);
  background: var(--red-tint);
}
.error {
  display: none;
  font-size: 13px;
  color: var(--red);
  margin-top: 6px;
  font-weight: 600;
}
.error.is-visible {
  display: block;
}
.checkbox {
  display: flex;
  gap: 11px;
  align-items: flex-start;
  font-size: 13.5px;
  color: var(--muted);
  line-height: 1.45;
  cursor: pointer;
}
.checkbox input {
  width: 20px;
  height: 20px;
  flex: 0 0 20px;
  margin: 1px 0 0;
  accent-color: var(--red);
  cursor: pointer;
}
.hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}
.formcard__legal {
  font-size: 12.5px;
  color: var(--muted);
  text-align: center;
  margin: 14px 0 0;
}
.formok {
  display: none;
  text-align: center;
  padding: 30px 6px;
}
.formok.is-visible {
  display: block;
}
.formok__i {
  width: 66px;
  height: 66px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: var(--red-tint);
  color: var(--red);
  display: flex;
  align-items: center;
  justify-content: center;
}
.formok h3 {
  margin-bottom: 10px;
}

/* ============ CONTACTS ============ */
.branches {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.branch {
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 30px;
  background: #fff;
  transition:
    border-color 0.2s,
    box-shadow 0.2s;
}
.branch:hover {
  border-color: #c9d2da;
  box-shadow: var(--shadow);
}
.branch__c {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}
.branch__c h3 {
  margin: 0;
  font-size: 21px;
}
.branch__c i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--red);
  flex: 0 0 auto;
}
.branch address {
  font-style: normal;
  font-size: 15px;
  color: var(--muted);
  line-height: 1.7;
}
.branch__ph {
  margin: 14px 0 12px;
  display: grid;
  gap: 5px;
}
.branch__ph a {
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--ink);
  white-space: nowrap;
}
.branch__ph a:hover {
  color: var(--red);
}
.branch__mail {
  font-size: 15px;
  font-weight: 600;
  color: var(--red);
  word-break: break-all;
}

/* ============ FOOTER ============ */
.footer {
  background: var(--black);
  color: #7d8b98;
  padding: 44px 0;
  font-size: 14.5px;
  border-top: 1px solid var(--line-dark);
}
.footer__in {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  align-items: center;
}
.footer a {
  color: #c3cdd7;
}
.footer a:hover {
  color: var(--red);
}
.footer__corp {
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px 24px;
  padding-top: 22px;
  border-top: 1px solid var(--line-dark);
  font-size: 13.5px;
}
.footer__corp p {
  margin: 0;
}
.footer__corp nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
}
.footer__logo {
  height: 56px;
  width: auto;
  filter: brightness(0) invert(1);
  opacity: 0.85;
}

/* ============ UTILITIES ============ */
.gtm-frame {
  display: none;
  visibility: hidden;
}
.mt-xl {
  margin-top: clamp(50px, 7vw, 90px);
}
.on-dark {
  color: #fff;
}
.link-red {
  color: var(--red);
  font-weight: 700;
}
.link-red:hover {
  text-decoration: underline;
}

/* ============ MOBILE CALL BAR ============ */
.callbar {
  display: none;
}

/* ============ RESPONSIVE ============ */
@media (max-width: 1080px) {
  .nav {
    display: none;
  }
  .g4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .steps {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px 24px;
  }
  .steps::before {
    display: none;
  }
}
@media (max-width: 980px) {
  .hero__in {
    grid-template-columns: 1fr;
    gap: 44px;
  }
  .hero__art {
    order: -1;
    max-width: 560px;
  }
  .badge--1 {
    top: 0;
  }
  .constr {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .constr__art {
    max-width: 420px;
    margin: 0 auto;
  }
  .formgrid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .strip__in {
    grid-template-columns: repeat(2, 1fr);
  }
  .strip__i:nth-child(2) {
    border-right: 0;
  }
  .strip__i:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line-dark);
  }
  .stats {
    grid-template-columns: repeat(2, 1fr);
  }
  .branches {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 860px) {
  /* Icon-only phone stays — it costs ~42px and gives a one-tap call */
  .header__cta .btn {
    display: none;
  }
  .burger {
    display: flex;
  }
  .g3 {
    grid-template-columns: repeat(2, 1fr);
  }
  .bene__g {
    grid-template-columns: repeat(2, 1fr);
  }
  .apps {
    grid-template-columns: repeat(2, 1fr);
  }
  .why {
    grid-template-columns: 1fr;
  }
  .topbar__cities {
    display: none;
  }
}
@media (max-width: 700px) {
  .topbar {
    display: none;
  }
  /* desktop callout text gets too small to read — switch to the phone layout */
  .fig-callouts--wide {
    display: none;
  }
  .fig-callouts--narrow {
    display: inline;
  }
}
@media (max-width: 640px) {
  .header__cta .header__phone {
    display: none;
  }
  body {
    font-size: 16px;
    padding-bottom: 72px;
  }
  .wrap {
    padding: 0 18px;
  }
  .g3,
  .g4 {
    grid-template-columns: 1fr;
  }
  .bene__g {
    grid-template-columns: 1fr;
  }
  .apps {
    grid-template-columns: 1fr;
  }
  .stats {
    grid-template-columns: 1fr;
  }
  .steps {
    grid-template-columns: 1fr;
    gap: 26px;
  }
  .strip__in {
    grid-template-columns: 1fr;
  }
  .strip__i {
    border-right: 0;
    border-bottom: 1px solid var(--line-dark);
  }
  .strip__i:last-child {
    border-bottom: 0;
  }
  .frow {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .hero__cta {
    flex-direction: column;
    align-items: stretch;
  }
  .hero__cta .btn {
    width: 100%;
  }
  .brand__div,
  .brand__sub {
    display: none;
  }
  .layer {
    padding: 13px 14px;
    grid-template-columns: 32px 1fr;
    gap: 13px;
  }
  .layer__n {
    width: 32px;
    height: 32px;
    font-size: 13px;
  }
  .callbar {
    display: flex;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 90;
    gap: 10px;
    padding: 10px 12px;
    background: rgba(11, 13, 16, 0.96);
    backdrop-filter: blur(10px);
    border-top: 1px solid var(--line-dark);
  }
  .callbar .btn {
    flex: 1;
    min-height: 50px;
    padding: 12px 10px;
    font-size: 15.5px;
  }
  .callbar .btn--call {
    background: #fff;
    color: var(--ink);
  }
}
@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}

/* ============ LEGAL PAGE ============ */
.legal {
  padding: clamp(36px, 5vw, 64px) 0 clamp(48px, 7vw, 88px);
}
.legal__wrap {
  max-width: 820px;
}
.legal__back {
  margin: 0 0 22px;
  font-size: 14px;
}
.legal__back a {
  color: var(--muted);
}
.legal__back a:hover {
  color: var(--red);
}
.legal__title {
  font-size: clamp(30px, 4.4vw, 44px);
  letter-spacing: -0.02em;
  margin: 0 0 18px;
}
.legal__lead {
  font-size: 18px;
  color: var(--muted);
  margin: 0 0 8px;
  padding: 0 0 28px;
  border-bottom: 1px solid var(--line);
}
.legal__sec {
  padding: 30px 0 0;
}
.legal__sec h2 {
  font-size: 21px;
  letter-spacing: -0.01em;
  margin: 0 0 12px;
}
.legal__sec h3 {
  font-size: 16px;
  color: var(--ink);
  margin: 26px 0 10px;
}
.legal__sec p {
  margin: 0 0 14px;
  font-size: 16px;
}
.legal__list {
  /* the global reset strips ul markers, so the legal page asks for them back */
  margin: 0 0 14px;
  padding-left: 22px;
  font-size: 16px;
  list-style: disc;
}
.legal__list li {
  margin: 0 0 8px;
}
.legal__contacts {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 20px 22px;
  line-height: 1.85;
}
.legal__cta {
  margin: 40px 0 0;
  padding: 28px 0 0;
  border-top: 1px solid var(--line);
}
.header__cta--solo {
  margin-left: auto;
}

/* ============ TANKER PAGE ============ */
.tank-fig .tank-body,
.tank-fig .tank-part {
  opacity: 0.85;
}
.tank-fig .tank-part--red {
  opacity: 1;
}

/* two independent lines of a bottom-loading installation */
.twocol {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.tsplit {
  display: flex;
  flex-direction: column;
  padding: 26px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
}
.tsplit__h {
  display: flex;
  flex-direction: column;
  margin-bottom: 12px;
}
.tsplit p {
  font-size: 15.5px;
  color: var(--muted);
  margin: 0 0 14px;
}

/* DANOIL hose assembly parts list */
.kit {
  margin-top: 28px;
  padding: 30px;
  background: var(--black-2);
  border: 1px solid var(--line-dark);
  border-radius: var(--r-lg);
}
.kit__h {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--muted-2);
  margin-bottom: 20px;
}
.kit__l {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line-dark);
  border: 1px solid var(--line-dark);
  border-radius: var(--r);
  overflow: hidden;
}
.kit__l li:last-child:nth-child(odd) {
  grid-column: 1 / -1;
}
.kit__l li {
  display: flex;
  padding: 14px 18px;
  background: var(--black-3);
}
.kit__l b {
  font-size: 15px;
  font-weight: 600;
  color: #dfe6ed;
}
.kit__note {
  margin: 18px 0 0;
  font-size: 14.5px;
  color: var(--muted-2);
}
.rlink {
  margin-top: 28px;
}
.rlink--center {
  text-align: center;
}

/* links to the main corporate site */
.mainlinks {
  margin-top: 36px;
  padding: 20px 24px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 22px;
  font-size: 15px;
}
.mainlinks__t {
  width: 100%;
  font-weight: 700;
  color: var(--ink);
}
.mainlinks a {
  color: var(--red);
  font-weight: 600;
}
.mainlinks a::after {
  content: " ↗";
}
.mainlinks a:hover {
  text-decoration: underline;
}

/* technical tables */
.tbl__h {
  margin: clamp(28px, 4vw, 40px) 0 14px;
}
.tbl {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: var(--bg);
}
.tbl table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 14.5px;
}
.tbl th,
.tbl td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}
.tbl tbody tr:last-child th,
.tbl tbody tr:last-child td {
  border-bottom: 0;
}
.tbl thead th {
  font-size: 12.5px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  background: var(--bg-soft);
}
.tbl tbody th {
  font-weight: 700;
  color: var(--ink);
}
.tbl tbody td {
  color: var(--muted);
}
.tbl__note {
  margin: 14px 0 0;
  font-size: 14.5px;
  color: var(--muted);
}

/* product compatibility legend */
.prods {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.prod {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 9px 15px 9px 9px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 100px;
  font-size: 14.5px;
  font-weight: 600;
}
.prod b {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--red-tint);
  color: var(--red);
  font-size: 12.5px;
  font-weight: 800;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* landing teaser that links to this page */
.teaser {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  align-items: center;
  gap: clamp(28px, 4vw, 56px);
  padding: clamp(28px, 4vw, 44px);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow);
}
.teaser h2 {
  margin-bottom: 12px;
}
.teaser p {
  font-size: 16.5px;
  color: var(--muted);
  margin: 0 0 22px;
}
.teaser__l {
  display: grid;
  gap: 12px;
  margin-bottom: 26px;
}
.teaser__l li {
  display: flex;
  gap: 11px;
  align-items: flex-start;
  font-size: 15.5px;
  color: var(--muted);
}
.teaser__l svg {
  flex: 0 0 auto;
  color: var(--red);
  margin-top: 4px;
}
.teaser__art svg {
  width: 100%;
  height: auto;
}

/* six nav items need the full 1200px wrap; below it the burger takes over — it used
   to appear only at 860px, leaving 861–1080px with neither a nav nor a burger */
@media (max-width: 1200px) {
  .nav {
    display: none;
  }
  .burger {
    display: flex;
  }
}
@media (max-width: 980px) {
  .twocol {
    grid-template-columns: 1fr;
  }
  .teaser {
    grid-template-columns: 1fr;
  }
  .teaser__art {
    order: -1;
    max-width: 460px;
  }
}
@media (max-width: 640px) {
  .kit {
    padding: 22px 18px;
  }
  .kit__l {
    grid-template-columns: 1fr;
  }
  .tsplit {
    padding: 22px 18px;
  }
}