:root {
  --color-navy-950: #071524;
  --color-navy-900: #0b1d31;
  --color-navy-800: #12314f;
  --color-sky-500: #74aad5;
  --color-sky-400: #8fbedf;
  --color-sky-200: #d7eaf6;
  --color-ink-900: #18293c;
  --color-ink-700: #506174;
  --color-surface: #ffffff;
  --color-surface-soft: #f7fbfe;
  --color-surface-muted: #eef5fb;
  --color-border: rgba(77, 114, 145, 0.14);
  --color-border-strong: rgba(77, 114, 145, 0.24);
  --color-text: #152536;
  --color-text-soft: #617587;
  --color-success: #25d366;
  --shadow-xl: 0 36px 80px rgba(43, 80, 111, 0.14);
  --shadow-lg: 0 22px 52px rgba(43, 80, 111, 0.1);
  --shadow-md: 0 16px 34px rgba(43, 80, 111, 0.08);
  --radius-2xl: 34px;
  --radius-xl: 24px;
  --radius-lg: 18px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --container-width: min(1180px, calc(100% - 32px));
  --transition-base: 220ms ease;
  --font-heading: "Aptos Display", "Bahnschrift", "Segoe UI Variable Display", "Segoe UI", sans-serif;
  --font-body: "Aptos", "Segoe UI Variable", "Segoe UI", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background:
    radial-gradient(circle at top left, rgba(166, 208, 234, 0.28), transparent 34%),
    radial-gradient(circle at bottom right, rgba(116, 170, 213, 0.16), transparent 28%),
    linear-gradient(180deg, #fbfdff 0%, #f6fbff 52%, #ffffff 100%);
  line-height: 1.52;
}

body.menu-open {
  overflow: hidden;
}

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

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

button,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

.site-shell {
  min-height: 100vh;
  position: relative;
  overflow: hidden;
}

.container {
  width: var(--container-width);
  margin: 0 auto;
}

.section {
  position: relative;
  padding: 112px 0;
}

.section--light {
  background:
    linear-gradient(180deg, rgba(247, 251, 254, 0.92), rgba(255, 255, 255, 0.26)),
    var(--color-surface-soft);
}

.section-heading {
  display: grid;
  gap: 20px;
  margin-bottom: 44px;
}

.section-heading--compact {
  margin-bottom: 28px;
}

.section-heading__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--color-sky-500);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.section-heading__eyebrow::before {
  content: "";
  width: 54px;
  height: 1px;
  background: linear-gradient(90deg, rgba(116, 170, 213, 0.95), transparent);
}

.section-heading h1,
.section-heading h2,
.section-heading h3 {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 650;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--color-navy-900);
}

.section-heading h1 {
  font-size: clamp(2.8rem, 6vw, 5rem);
}

.section-heading h2 {
  font-size: clamp(2.1rem, 4vw, 3.25rem);
}

.section-heading p {
  margin: 0;
  max-width: 680px;
  color: var(--color-text-soft);
  font-size: 0.98rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 54px;
  padding: 0 24px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  transition:
    transform var(--transition-base),
    border-color var(--transition-base),
    background-color var(--transition-base),
    color var(--transition-base),
    box-shadow var(--transition-base);
}

.button:hover {
  transform: translateY(-2px);
}

.button--primary {
  color: var(--color-surface);
  background: linear-gradient(135deg, #2d6998, #88badf);
  box-shadow: 0 16px 32px rgba(45, 105, 152, 0.22);
}

.button--primary:hover {
  box-shadow: 0 22px 40px rgba(45, 105, 152, 0.26);
}

.button--secondary {
  color: var(--color-navy-900);
  background: rgba(255, 255, 255, 0.9);
  border-color: rgba(255, 255, 255, 0.48);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.32);
}

.button--ghost {
  color: var(--color-navy-900);
  background: transparent;
  border-color: var(--color-border-strong);
}

.button--ghost:hover {
  background: rgba(116, 170, 213, 0.1);
  border-color: rgba(116, 170, 213, 0.45);
}

.button svg {
  width: 18px;
  height: 18px;
}

.chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.chip {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid rgba(116, 170, 213, 0.22);
  background: rgba(255, 255, 255, 0.82);
  color: var(--color-ink-900);
  font-size: 0.86rem;
  font-weight: 600;
}

.icon-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(116, 170, 213, 0.16), rgba(116, 170, 213, 0.06));
  color: var(--color-navy-800);
}

.icon-badge svg {
  width: 24px;
  height: 24px;
}

.card {
  position: relative;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow-md);
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.24), transparent 40%);
  pointer-events: none;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  padding: 18px 0;
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition:
    background-color var(--transition-base),
    border-color var(--transition-base),
    box-shadow var(--transition-base);
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.96);
  border-color: rgba(18, 49, 79, 0.08);
  box-shadow: 0 16px 28px rgba(8, 21, 36, 0.08);
}

.header-layout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.brand__logo {
  width: 132px;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 14px 28px rgba(7, 21, 36, 0.12);
}

.brand__copy {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.brand__name {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  color: var(--color-navy-900);
  letter-spacing: 0.01em;
}

.brand__tagline {
  color: var(--color-text-soft);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.site-navigation {
  display: flex;
  align-items: center;
  gap: 24px;
}

.site-navigation__links {
  display: flex;
  align-items: center;
  gap: 22px;
}

.site-navigation__links a {
  position: relative;
  color: var(--color-ink-900);
  font-size: 0.94rem;
  font-weight: 600;
  transition: color var(--transition-base);
}

.site-navigation__links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 100%;
  height: 1px;
  transform: scaleX(0);
  transform-origin: left;
  background: linear-gradient(90deg, rgba(26, 78, 123, 0.95), rgba(116, 170, 213, 0.4));
  transition: transform var(--transition-base);
}

.site-navigation__links a:hover {
  color: var(--color-navy-800);
}

.site-navigation__links a:hover::after,
.site-navigation__links a.is-active::after {
  transform: scaleX(1);
}

.menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.84);
}

.menu-toggle span {
  position: absolute;
  width: 20px;
  height: 2px;
  border-radius: 999px;
  background: var(--color-navy-900);
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.menu-toggle span:nth-child(1) {
  transform: translateY(-6px);
}

.menu-toggle span:nth-child(3) {
  transform: translateY(6px);
}

.menu-toggle.is-open span:nth-child(1) {
  transform: rotate(45deg);
}

.menu-toggle.is-open span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.is-open span:nth-child(3) {
  transform: rotate(-45deg);
}

/* Hero */

.hero-section {
  padding: 64px 0 88px;
  background:
    linear-gradient(120deg, rgba(18, 52, 80, 0.72), rgba(126, 175, 214, 0.48)),
    var(--hero-backdrop);
  background-size: cover;
  background-position: center;
  color: var(--color-surface);
}

.hero-section::before,
.hero-section::after {
  content: "";
  position: absolute;
  inset: auto auto 0 0;
  pointer-events: none;
}

.hero-section::before {
  width: 42vw;
  height: 42vw;
  max-width: 520px;
  max-height: 520px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(216, 236, 248, 0.26), transparent 68%);
  transform: translate(-25%, 12%);
}

.hero-section::after {
  top: 0;
  right: 0;
  left: auto;
  width: 44vw;
  height: 100%;
  background:
    linear-gradient(120deg, rgba(255, 255, 255, 0.14), transparent 30%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), transparent 45%),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: auto, auto, 120px 120px;
  opacity: 0.26;
}

.hero-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 42px;
  align-items: stretch;
}

.hero-copy {
  display: grid;
  gap: 30px;
  padding: 36px 0 12px;
}

.hero-copy .section-heading h1,
.hero-copy .section-heading p {
  color: var(--color-surface);
}

.hero-copy .section-heading__eyebrow {
  color: rgba(215, 234, 246, 0.8);
}

.hero-copy .section-heading__eyebrow::before {
  background: linear-gradient(90deg, rgba(215, 234, 246, 0.88), transparent);
}

.hero-copy__description {
  max-width: 700px;
  color: rgba(248, 252, 255, 0.9);
  font-size: 1.02rem;
}

.hero-copy__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.hero-metric {
  padding: 22px;
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  background: rgba(255, 255, 255, 0.12);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.14);
}

.hero-metric strong {
  display: block;
  margin-bottom: 8px;
  color: var(--color-surface);
  font-size: 1.3rem;
  font-weight: 700;
}

.hero-metric span {
  color: rgba(248, 252, 255, 0.84);
  font-size: 0.94rem;
}

.hero-slider {
  display: grid;
  align-items: stretch;
}

.hero-slider__shell {
  position: relative;
  overflow: hidden;
  border-radius: 30px;
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.18), rgba(255, 255, 255, 0.08));
  box-shadow: var(--shadow-xl);
}

.hero-slider__label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
  color: rgba(248, 252, 255, 0.82);
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero-slider__viewport {
  position: relative;
  min-height: 620px;
}

.hero-slide {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-rows: minmax(360px, 430px) auto;
  gap: 0;
  opacity: 0;
  transform: translateX(24px);
  pointer-events: none;
  transition:
    opacity 500ms ease,
    transform 500ms ease;
}

.hero-slide.is-active {
  opacity: 1;
  transform: translateX(0);
  pointer-events: auto;
}

.hero-slide__visual {
  border-radius: 24px 24px 0 0;
  background-color: rgba(255, 255, 255, 0.16);
  background-image: var(--slide-image);
  background-position: center;
  background-size: cover;
  overflow: hidden;
}

.hero-slide__body {
  padding: 26px 26px 30px;
  border-radius: 0 0 24px 24px;
  background: rgba(15, 42, 66, 0.48);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.hero-slide__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: rgba(232, 243, 250, 0.84);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.hero-slide__body h3 {
  margin: 14px 0 10px;
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 3vw, 2rem);
  line-height: 1.15;
  color: var(--color-surface);
}

.hero-slide__body p {
  margin: 0 0 20px;
  color: rgba(248, 252, 255, 0.86);
}

.hero-slide__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.hero-slide__footer strong {
  color: var(--color-sky-200);
  font-size: 0.94rem;
}

.hero-slide__footer span {
  color: rgba(248, 252, 255, 0.78);
  font-size: 0.86rem;
}

.hero-slider__controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: 22px;
}

.hero-slider__arrows {
  display: flex;
  gap: 10px;
}

.hero-slider__arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border: 1px solid rgba(255, 255, 255, 0.26);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.14);
  color: var(--color-surface);
  transition: background-color var(--transition-base), border-color var(--transition-base);
}

.hero-slider__arrow:hover {
  background: rgba(255, 255, 255, 0.22);
  border-color: rgba(255, 255, 255, 0.38);
}

.hero-slider__pagination {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

.hero-slider__bullet {
  width: 12px;
  height: 12px;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.28);
  transition:
    width var(--transition-base),
    background-color var(--transition-base);
}

.hero-slider__bullet.is-active {
  width: 36px;
  background: var(--color-sky-400);
}

/* Short benefits */

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  margin-top: -170px;
  position: relative;
  z-index: 2;
}

.benefit-card {
  padding: 26px 24px;
  background: rgba(255, 255, 255, 0.98);
}

.benefit-card__top {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.benefit-card h3 {
  margin: 0 0 8px;
  font-size: 1.05rem;
  color: var(--color-navy-900);
}

.benefit-card p {
  margin: 0;
  color: var(--color-text-soft);
  font-size: 0.93rem;
}

/* About */

.about-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(360px, 0.98fr);
  gap: 36px;
  align-items: start;
}

.about-panel {
  display: grid;
  gap: 28px;
}

.about-copy {
  color: var(--color-text-soft);
  font-size: 1rem;
}

.about-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.about-fact {
  padding: 22px;
}

.about-fact strong {
  display: block;
  margin-bottom: 8px;
  font-size: 1.45rem;
  color: var(--color-navy-900);
}

.about-fact span {
  color: var(--color-text-soft);
  font-size: 0.92rem;
}

.media-card {
  overflow: hidden;
  padding: 22px;
}

.media-card__visual {
  width: 100%;
  height: 520px;
  border-radius: 24px;
  object-fit: cover;
  background: linear-gradient(180deg, rgba(238, 245, 251, 0.84), rgba(255, 255, 255, 0.92));
}

.media-card__caption {
  display: grid;
  gap: 10px;
  padding-top: 22px;
}

.media-card__caption strong {
  font-size: 1.05rem;
  color: var(--color-navy-900);
}

.media-card__caption span {
  color: var(--color-text-soft);
}

.about-points {
  display: grid;
  gap: 14px;
}

.about-point {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 18px 0;
  border-bottom: 1px solid rgba(17, 39, 61, 0.08);
}

.about-point:last-child {
  border-bottom: 0;
}

.about-point__icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(116, 170, 213, 0.14);
  color: var(--color-navy-800);
}

.about-point__body strong {
  display: block;
  margin-bottom: 4px;
  color: var(--color-navy-900);
  font-size: 0.98rem;
}

.about-point__body span {
  color: var(--color-text-soft);
  font-size: 0.92rem;
}

/* Approach */

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

.approach-card {
  padding: 32px 28px;
}

.approach-card h3 {
  margin: 20px 0 12px;
  font-size: 1.18rem;
  color: var(--color-navy-900);
}

.approach-card p {
  margin: 0;
  color: var(--color-text-soft);
}

/* Products */

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

.product-card {
  overflow: hidden;
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 0;
  min-height: 100%;
}

.product-card__gallery {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.9fr);
  gap: 12px;
  margin: -28px -28px 24px;
  padding: 18px;
  background:
    linear-gradient(180deg, rgba(116, 170, 213, 0.05), rgba(17, 39, 61, 0)),
    linear-gradient(135deg, rgba(186, 219, 240, 0.34), rgba(255, 255, 255, 0.96));
}

.product-card__media {
  position: relative;
  overflow: hidden;
  min-height: 196px;
  margin: 0;
  border-radius: 20px;
  background: var(--color-surface-muted);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.36);
}

.product-card__media--primary {
  min-height: 248px;
}

.product-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 500ms ease, filter 400ms ease;
}

.product-card__media figcaption {
  position: absolute;
  right: 14px;
  bottom: 14px;
  left: 14px;
  padding: 11px 12px;
  border-radius: 14px;
  background: rgba(7, 21, 36, 0.62);
  color: rgba(255, 255, 255, 0.92);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  backdrop-filter: blur(10px);
}

.product-card:hover .product-card__media img {
  transform: scale(1.05);
  filter: saturate(1.05);
}

.product-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
}

.product-card__index {
  color: var(--color-sky-500);
  font-family: var(--font-heading);
  font-size: 2rem;
  line-height: 1;
}

.product-card__label {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(116, 170, 213, 0.1);
  color: var(--color-navy-800);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.product-card h3 {
  margin: 0 0 10px;
  font-size: 1.18rem;
  color: var(--color-navy-900);
}

.product-card p {
  margin: 0 0 20px;
  color: var(--color-text-soft);
}

.product-card .chip-list {
  margin-top: auto;
}

/* Application */

.application-shell {
  overflow: hidden;
  padding: 26px;
  border-radius: 36px;
  background:
    linear-gradient(135deg, rgba(20, 56, 84, 0.86), rgba(129, 179, 217, 0.72)),
    var(--application-backdrop);
  background-size: cover;
  background-position: center;
  box-shadow: var(--shadow-xl);
}

.application-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
  align-items: center;
}

.application-copy {
  padding: 34px;
  max-width: 760px;
}

.application-logo-wrap {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
  padding: 12px 18px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(10px);
  box-shadow: 0 18px 40px rgba(4, 19, 34, 0.16);
}

.application-logo {
  display: block;
  width: min(240px, 100%);
  height: auto;
  object-fit: contain;
}

.application-copy .section-heading h2,
.application-copy .section-heading p,
.application-copy .section-heading__eyebrow {
  color: var(--color-surface);
}

.application-copy .section-heading__eyebrow::before {
  background: linear-gradient(90deg, rgba(215, 234, 246, 0.92), transparent);
}

.application-copy__list {
  display: grid;
  gap: 14px;
  margin: 0 0 30px;
  padding: 0;
  list-style: none;
}

.application-copy__item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(242, 247, 251, 0.82);
}

.application-copy__item span:first-child {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--color-sky-400);
}

/* Extended benefits */

.extended-benefits-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.extended-benefit {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 22px 20px;
}

.extended-benefit__body strong {
  display: block;
  margin-bottom: 6px;
  color: var(--color-navy-900);
  font-size: 1rem;
}

.extended-benefit__body span {
  color: var(--color-text-soft);
  font-size: 0.92rem;
}

/* Contacts */

.contacts-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(340px, 0.85fr);
  gap: 28px;
}

.contacts-panel,
.contact-form-card {
  padding: 30px;
}

.contacts-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-bottom: 28px;
}

.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 22px;
  border-radius: 22px;
  background: rgba(116, 170, 213, 0.08);
  border: 1px solid rgba(17, 39, 61, 0.08);
}

.contact-item__body strong {
  display: block;
  margin-bottom: 6px;
  color: var(--color-navy-900);
}

.contact-item__body a,
.contact-item__body span {
  color: var(--color-text-soft);
}

.contacts-panel__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.contact-form-card {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(247, 251, 254, 0.98));
}

.contact-form-card h3 {
  margin: 0 0 10px;
  font-family: var(--font-heading);
  font-size: 1.8rem;
  color: var(--color-navy-900);
}

.contact-form-card p {
  margin: 0 0 24px;
  color: var(--color-text-soft);
}

.contact-form {
  display: grid;
  gap: 18px;
}

.form-field {
  display: grid;
  gap: 8px;
}

.form-field label {
  color: var(--color-ink-900);
  font-size: 0.92rem;
  font-weight: 700;
}

.form-field input {
  width: 100%;
  min-height: 56px;
  padding: 0 18px;
  border: 1px solid rgba(17, 39, 61, 0.14);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.88);
  color: var(--color-text);
  outline: none;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.form-field input:focus {
  border-color: rgba(26, 78, 123, 0.55);
  box-shadow: 0 0 0 4px rgba(116, 170, 213, 0.14);
}

.form-field.is-invalid input {
  border-color: rgba(186, 73, 73, 0.6);
  box-shadow: 0 0 0 4px rgba(186, 73, 73, 0.08);
}

.form-field__error {
  min-height: 18px;
  color: #ba4949;
  font-size: 0.82rem;
}

.form-status {
  min-height: 24px;
  color: var(--color-text-soft);
  font-size: 0.88rem;
}

.form-status.is-success {
  color: #18794e;
}

/* Footer */

.site-footer {
  padding: 28px 0 46px;
  background: linear-gradient(180deg, transparent, rgba(247, 251, 254, 0.96));
}

.site-footer__layout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-top: 20px;
  border-top: 1px solid rgba(17, 39, 61, 0.08);
}

.site-footer__copy {
  color: var(--color-text-soft);
  font-size: 0.9rem;
}

.site-footer__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.site-footer__nav a {
  color: var(--color-ink-900);
  font-size: 0.9rem;
  font-weight: 600;
}

/* Floating WhatsApp */

.whatsapp-float {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 16;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-height: 58px;
  padding: 0 18px 0 14px;
  border-radius: 999px;
  background: var(--color-success);
  color: #ffffff;
  box-shadow: 0 18px 36px rgba(37, 211, 102, 0.3);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.whatsapp-float:hover {
  transform: translateY(-3px);
  box-shadow: 0 22px 44px rgba(37, 211, 102, 0.34);
}

.whatsapp-float__icon {
  position: relative;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.22);
}

.whatsapp-float__icon::before,
.whatsapp-float__icon::after {
  content: "";
  position: absolute;
}

.whatsapp-float__icon::before {
  inset: 7px 8px 8px 7px;
  border: 2px solid #ffffff;
  border-radius: 50%;
}

.whatsapp-float__icon::after {
  left: 12px;
  top: 11px;
  width: 7px;
  height: 7px;
  border-right: 2px solid #ffffff;
  border-bottom: 2px solid #ffffff;
  transform: rotate(45deg);
}

.whatsapp-float__label {
  font-size: 0.92rem;
  font-weight: 700;
}

/* Reveal animation */

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition:
    opacity 650ms ease,
    transform 650ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */

@media (max-width: 1160px) {
  .hero-layout,
  .about-layout,
  .application-layout,
  .contacts-layout {
    grid-template-columns: 1fr;
  }

  .hero-slider__viewport {
    min-height: 580px;
  }

  .benefits-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-top: -120px;
  }

  .extended-benefits-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 980px) {
  .site-navigation {
    position: fixed;
    inset: 92px 16px auto;
    flex-direction: column;
    align-items: stretch;
    padding: 22px;
    border-radius: 24px;
    border: 1px solid rgba(17, 39, 61, 0.1);
    background: rgba(255, 255, 255, 0.97);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition:
      opacity var(--transition-base),
      visibility var(--transition-base),
      transform var(--transition-base);
  }

  .site-navigation.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .site-navigation__links,
  .site-navigation__cta {
    width: 100%;
  }

  .site-navigation__links {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .site-navigation__links a {
    width: 100%;
    padding: 6px 0;
  }

  .menu-toggle {
    display: inline-flex;
    position: relative;
    flex-shrink: 0;
  }

  .products-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .contacts-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .section {
    padding: 88px 0;
  }

  .site-header {
    padding: 14px 0;
  }

  .brand__logo {
    width: 108px;
  }

  .brand__copy {
    display: none;
  }

  .hero-section {
    padding-top: 42px;
    padding-bottom: 78px;
  }

  .hero-copy {
    padding-top: 0;
  }

  .hero-slider__shell {
    padding: 18px;
  }

  .hero-slider__viewport {
    min-height: 520px;
  }

  .product-card__gallery {
    grid-template-columns: 1fr;
  }

  .product-card__media,
  .product-card__media--primary {
    min-height: 220px;
  }

  .hero-slide {
    grid-template-rows: minmax(280px, 320px) auto;
  }

  .hero-metrics,
  .benefits-grid,
  .about-facts,
  .approach-grid,
  .products-grid,
  .extended-benefits-grid {
    grid-template-columns: 1fr;
  }

  .benefits-grid {
    margin-top: -88px;
  }

  .application-shell,
  .media-card,
  .contacts-panel,
  .contact-form-card {
    padding: 20px;
  }

  .application-copy {
    padding: 12px;
  }

  .media-card__visual {
    min-height: 340px;
    height: 340px;
  }

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

  .whatsapp-float {
    right: 16px;
    bottom: 16px;
    min-height: 52px;
    padding-right: 16px;
  }

  .whatsapp-float__label {
    display: none;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}