:root {
  --bg-main: #ffffff;
  --bg-soft: #f2f5f7;
  --accent: #0499a8;
  --accent-soft: #e9f7f8;
  --accent-deep: #0499a8;
  --text-main: #0f1314;
  --text-muted: #334246;
  --stroke: #d5e1e4;
  --promo-height: 44px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Manrope", "Noto Sans", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  color: var(--text-main);
  background: var(--bg-main);
  line-height: 1.5;
}

body.is-feature-modal-open {
  overflow: hidden;
}

.promo-strip {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 40;
  height: var(--promo-height);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0 1rem;
  background: linear-gradient(120deg, #067a86 0%, #0499a8 45%, #23b8c6 100%);
  color: #ffffff;
  box-shadow: 0 8px 20px rgba(4, 102, 113, 0.3);
}

.promo-strip p {
  margin: 0;
  font-size: 0.84rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: #ffffff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.promo-strip strong {
  font-weight: 800;
  color: #ffffff;
}

.promo-strip a {
  text-decoration: none;
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.65);
  border-radius: 999px;
  padding: 0.22rem 0.72rem;
  font-size: 0.78rem;
  font-weight: 700;
  white-space: nowrap;
}

.topbar {
  position: fixed;
  top: var(--promo-height);
  left: 0;
  right: 0;
  z-index: 30;
  --mx: 50%;
  --my: 50%;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.75rem;
  padding: 0.55rem clamp(0.9rem, 2.6vw, 2.4rem);
  background: transparent;
  transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease, border-radius 0.3s ease;
}

.topbar.is-scrolled {
  margin: 0.7rem clamp(0.5rem, 1.8vw, 1.6rem) 0;
  border-radius: 999px;
  backdrop-filter: blur(14px);
  background:
    radial-gradient(340px circle at var(--mx) var(--my), rgba(74, 158, 176, 0.2), transparent 45%),
    color-mix(in srgb, var(--bg-main), transparent 10%);
  transform: translateY(6px);
  box-shadow: 0 14px 28px rgba(13, 35, 47, 0.14);
}

.brand {
  text-decoration: none;
  color: var(--accent-deep);
  letter-spacing: 0.08em;
  font-weight: 800;
  font-size: 0.82rem;
}

.topbar-burger {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid color-mix(in srgb, var(--accent), var(--bg-main) 55%);
  border-radius: 12px;
  background: color-mix(in srgb, var(--bg-main), transparent 18%);
  padding: 0;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
}

.topbar-burger span {
  display: block;
  width: 16px;
  height: 2px;
  border-radius: 999px;
  background: var(--accent-deep);
  transition: transform 0.24s ease, opacity 0.2s ease;
}

.topbar-nav {
  display: flex;
  justify-content: center;
  gap: 0.15rem;
  position: relative;
  margin-inline: auto;
  padding: 0.24rem;
  border-radius: 999px;
  background: transparent;
  flex-wrap: wrap;
}

.nav-indicator {
  position: absolute;
  left: 0;
  top: 0.24rem;
  width: 90px;
  height: calc(100% - 0.48rem);
  border-radius: 999px;
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--accent), var(--bg-main) 30%),
    color-mix(in srgb, var(--accent), var(--accent-soft) 40%)
  );
  box-shadow: 0 8px 16px rgba(74, 158, 176, 0.28);
  opacity: 0;
  transform: translateX(0);
  transition: transform 0.35s cubic-bezier(0.21, 1, 0.22, 1), width 0.3s ease, opacity 0.25s ease;
  pointer-events: none;
  z-index: 0;
}

.topbar-nav a {
  text-decoration: none;
  color: var(--text-muted);
  position: relative;
  z-index: 1;
  padding: 0.34rem 0.64rem;
  border-radius: 999px;
  font-size: 0.82rem;
  transition: color 0.25s ease;
  white-space: nowrap;
}

.topbar-nav a:hover,
.topbar-nav a.is-active {
  color: var(--accent-deep);
}

.topbar-wa {
  text-decoration: none;
  color: #ffffff;
  background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent), var(--accent-soft) 45%));
  border-radius: 999px;
  padding: 0.42rem 0.82rem;
  font-size: 0.8rem;
  font-weight: 700;
  border: 1px solid color-mix(in srgb, var(--accent), var(--bg-main) 40%);
  box-shadow: 0 8px 18px rgba(74, 158, 176, 0.28);
}

main {
  padding-top: 0;
}

.section {
  padding: 3.4rem 1rem;
  border-top: 1px solid var(--stroke);
}

.section-alt {
  background: var(--bg-soft);
}

.section-hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: calc(clamp(5.6rem, 12vh, 7.6rem) + var(--promo-height));
  padding-bottom: clamp(3rem, 7vh, 5rem);
  padding-left: 0;
  padding-right: 0;
  border-top: 0;
  background: #0a1418;
  overflow: hidden;
}

.section-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(100deg, rgba(6, 16, 20, 0.82) 0%, rgba(6, 16, 20, 0.54) 43%, rgba(6, 16, 20, 0.18) 70%, rgba(6, 16, 20, 0.06) 100%),
    linear-gradient(180deg, rgba(6, 16, 20, 0.22) 0%, rgba(6, 16, 20, 0.08) 45%, rgba(6, 16, 20, 0.22) 100%);
  z-index: 1;
}

.hero-layout {
  display: block;
}

.hero-copy {
  position: relative;
  z-index: 2;
  min-width: 0;
  max-width: 760px;
}

.hero-visual {
  position: absolute;
  inset: 0;
  z-index: 0;
  margin: 0;
  width: 100%;
  height: 100%;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: none;
  box-shadow: none;
  overflow: hidden;
  pointer-events: none;
}

.hero-visual img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  border-radius: 0;
}

.section-hero .eyebrow {
  color: #70d5e0;
}

.section-hero h1 {
  color: #f2fafc;
  text-shadow: 0 6px 20px rgba(0, 0, 0, 0.38);
}

.section-hero p {
  color: rgba(229, 244, 247, 0.96);
}

.section-hero .priority-line {
  color: rgba(219, 239, 244, 0.88);
}

.section-hero .priority-line span,
.section-hero .accent-word {
  color: #3ad1e1;
}

.section-hero .btn-secondary {
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.64);
  background: rgba(8, 21, 26, 0.2);
}

.container {
  width: min(1140px, 100% - 2rem);
  margin: 0 auto;
}

.eyebrow {
  margin: 0 0 0.45rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.74rem;
  font-weight: 800;
  color: var(--accent-deep);
}

.accent-word {
  color: var(--accent-deep);
  font-weight: 700;
}

h1,
h2,
h3,
p,
ul,
ol {
  margin: 0;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.6rem);
  line-height: 1.04;
  margin-bottom: 0.9rem;
}

h2 {
  font-size: clamp(1.45rem, 3vw, 2.15rem);
  line-height: 1.12;
  margin-bottom: 0.95rem;
}

h3 {
  font-size: 1.02rem;
  margin-bottom: 0.5rem;
}

p {
  max-width: 72ch;
  color: #1d2a2d;
}

.priority-line {
  margin-top: 1rem;
  font-size: 0.93rem;
  color: #2f4145;
}

.priority-line span {
  color: var(--accent-deep);
  font-weight: 600;
}

.actions {
  margin-top: 1.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.8rem;
  padding: 0.65rem 1.2rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  border: 1px solid transparent;
  cursor: pointer;
  font: inherit;
}

.btn-primary {
  color: #ffffff;
  background: var(--accent);
}

.btn-secondary {
  color: var(--text-main);
  border-color: color-mix(in srgb, var(--accent), #000000 20%);
  background: transparent;
}

.grid {
  display: grid;
  gap: 0.95rem;
  margin-top: 1.15rem;
}

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

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card {
  border: 1px solid var(--stroke);
  border-radius: 16px;
  padding: 1rem;
  background: #ffffff;
}

.advantages-lead {
  margin-top: 0.14rem;
  max-width: 76ch;
  color: #2f4146;
}

.advantages-grid {
  margin-top: 1.15rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.95rem;
}

.advantage-card {
  padding: 0;
  overflow: hidden;
  border-radius: 18px;
  display: flex;
  flex-direction: column;
  transition: transform 0.24s ease, box-shadow 0.24s ease;
}

.advantage-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 24px rgba(9, 31, 40, 0.12);
}

.advantage-photo {
  margin: 0;
  border-bottom: 1px solid var(--stroke);
  height: 190px;
  background:
    linear-gradient(180deg, rgba(4, 153, 168, 0.08), rgba(4, 153, 168, 0.02)),
    linear-gradient(135deg, #eef6f8 0%, #f8fcfd 52%, #edf5f7 100%);
}

.advantage-photo img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.advantage-body {
  padding: 0.95rem 0.92rem 1rem;
}

.advantage-body h3 {
  margin: 0 0 0.45rem;
  font-size: 1rem;
  line-height: 1.25;
}

.advantage-body p {
  margin: 0;
  max-width: none;
  font-size: 0.9rem;
  color: #2f4145;
}

.advantage-body p + p {
  margin-top: 0.48rem;
}

.advantage-body p strong {
  color: #102126;
  font-weight: 800;
}

.advantage-body ul {
  margin: 0.58rem 0 0;
  padding-left: 1.05rem;
  display: grid;
  gap: 0.35rem;
}

.advantage-body li {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.42;
  color: #2f4145;
}

.feature-card {
  padding: 0;
  overflow: hidden;
  border-radius: 28px;
  border: 1px solid var(--stroke);
  background: #ffffff;
  min-height: 430px;
  display: flex;
  flex-direction: column;
  flex: 0 0 clamp(235px, 24vw, 300px);
  scroll-snap-align: start;
  cursor: pointer;
}

.feature-photo {
  width: 100%;
  min-height: 176px;
  height: clamp(176px, 20vw, 216px);
  border: 0;
  border-bottom: 1px solid var(--stroke);
  display: block;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(4, 153, 168, 0.08), rgba(4, 153, 168, 0.02)),
    linear-gradient(135deg, #eef6f8 0%, #f8fcfd 52%, #edf5f7 100%);
}

.feature-photo img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 176px;
  object-fit: cover;
  object-position: center;
}

.feature-body {
  padding: 1.3rem 1.1rem 1.15rem;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  flex: 1;
}

.feature-title {
  font-family: "Manrope", "Noto Sans", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  color: var(--text-main);
  font-size: clamp(0.96rem, 1.2vw, 1.12rem);
  line-height: 1.3;
  letter-spacing: 0.01em;
  font-weight: 800;
  text-transform: none;
}

.feature-text {
  font-size: 0.9rem;
  color: #1d2a2d;
}

.feature-btn {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 144px;
  min-height: 46px;
  padding: 0.55rem 0.9rem;
  border-radius: 14px;
  background: var(--accent);
  color: #ffffff;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0;
  border: 0;
  cursor: pointer;
  font: inherit;
}

.feature-btn:hover {
  background: color-mix(in srgb, var(--accent), #000000 16%);
}

.features-lead {
  margin-top: 0.2rem;
  max-width: 72ch;
}

.features-slider {
  margin-top: 1.25rem;
  display: grid;
  grid-template-columns: minmax(170px, 260px) minmax(0, 1fr);
  align-items: start;
  gap: clamp(0.9rem, 2vw, 1.5rem);
}

.features-device {
  margin: 0;
  position: sticky;
  top: clamp(5.2rem, 11vh, 7.4rem);
  align-self: start;
  height: min(78vh, 720px);
  display: flex;
  justify-content: center;
  pointer-events: none;
}

.features-device img {
  display: block;
  height: 100%;
  width: auto;
  max-width: 100%;
  object-fit: contain;
  filter: drop-shadow(0 18px 24px rgba(9, 30, 36, 0.22));
}

.features-track {
  min-width: 0;
}

.features-scroll {
  display: flex;
  gap: 0.95rem;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x proximity;
  scroll-behavior: smooth;
  overscroll-behavior-x: contain;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 0.2rem;
  scrollbar-width: none;
  -ms-overflow-style: none;
  cursor: grab;
  touch-action: pan-y;
}

.features-scroll::-webkit-scrollbar {
  display: none;
}

.features-scroll.is-dragging {
  cursor: grabbing;
  scroll-behavior: auto;
}

.features-scroll.is-dragging,
.features-scroll.is-dragging * {
  user-select: none;
}

.features-controls {
  margin-top: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 0.8rem;
}

.features-arrows {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.features-arrow {
  width: 52px;
  height: 52px;
  border-radius: 999px;
  border: 0;
  background: var(--accent);
  color: #ffffff;
  font-size: 1.55rem;
  line-height: 1;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.features-arrow:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.feature-expand {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transform: translateY(-8px);
  transition: max-height 0.46s cubic-bezier(0.2, 0.8, 0.2, 1), opacity 0.28s ease, transform 0.34s ease;
}

.feature-card.is-open .feature-expand {
  max-height: 1200px;
  opacity: 1;
  transform: translateY(0);
}

.feature-expand-text {
  margin-top: 0.25rem;
  padding-top: 0.8rem;
  border-top: 1px dashed var(--stroke);
  color: #1f2c30;
  font-size: 0.94rem;
  line-height: 1.45;
}

.feature-modal {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.feature-modal.is-open {
  display: flex;
}

.feature-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(8, 18, 24, 0.66);
  backdrop-filter: blur(2px);
}

.feature-modal__dialog {
  position: relative;
  z-index: 1;
  width: min(860px, 100%);
  max-height: calc(100svh - 2rem);
  overflow: auto;
}

.feature-modal__close {
  position: absolute;
  top: 0.65rem;
  right: 0.65rem;
  z-index: 2;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(12, 25, 31, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.96);
  color: #0f1314;
  font-size: 1.36rem;
  line-height: 1;
  cursor: pointer;
}

.feature-modal__card {
  border: 1px solid var(--stroke);
  border-radius: 22px;
  overflow: hidden;
  background: #ffffff;
  box-shadow: 0 16px 42px rgba(10, 24, 31, 0.26);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
}

.feature-modal__photo {
  min-height: 250px;
  background:
    linear-gradient(180deg, rgba(4, 153, 168, 0.08), rgba(4, 153, 168, 0.02)),
    linear-gradient(135deg, #eef6f8 0%, #f8fcfd 52%, #edf5f7 100%);
}

.feature-modal__photo img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 250px;
  object-fit: cover;
  object-position: center;
}

.feature-modal__body {
  padding: 1.25rem 1.15rem 1.2rem;
}

.feature-modal__body h3 {
  margin-bottom: 0.62rem;
}

.feature-modal__lead {
  margin-bottom: 0.78rem;
  font-size: 0.94rem;
}

.feature-modal__details {
  display: grid;
  gap: 0.66rem;
}

.feature-modal__details p {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.5;
  color: #1f2c30;
}

.note {
  margin-top: 0.6rem;
  font-size: 0.92rem;
  color: #3f555a;
}

.case-card {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.case-photo {
  display: block;
  width: 100%;
  height: 170px;
  margin: 0 0 0.45rem;
  border-radius: 12px;
  object-fit: cover;
  object-position: center;
}

.portfolio-gallery {
  margin-top: 1.1rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.95rem;
}

.portfolio-photo {
  display: block;
  width: 100%;
  height: clamp(260px, 34vw, 520px);
  border: 1px solid var(--stroke);
  border-radius: 16px;
  object-fit: cover;
  object-position: center;
  background: #ffffff;
}

.kpi-grid {
  margin-top: 1.15rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.9rem;
}

.kpi {
  border: 1px solid var(--stroke);
  border-radius: 14px;
  padding: 0.95rem;
  background: #ffffff;
}

.kpi strong {
  display: block;
  font-size: 1.05rem;
  margin-bottom: 0.2rem;
  color: var(--accent-deep);
}

.kpi span {
  font-size: 0.92rem;
  color: #34474b;
}

.trust-list,
.clean-list {
  margin-top: 1rem;
  padding-left: 1.1rem;
}

.trust-list li,
.clean-list li {
  margin: 0.35rem 0;
}

.section-steps {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(560px circle at 8% -14%, rgba(4, 153, 168, 0.16), transparent 58%),
    radial-gradient(460px circle at 98% 26%, rgba(4, 122, 134, 0.12), transparent 62%),
    var(--bg-soft);
}

.section-steps .container {
  position: relative;
  z-index: 1;
}

.steps-intro {
  margin-top: 0.1rem;
  max-width: 72ch;
  color: #304247;
}

.steps-list {
  margin-top: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.72rem;
  position: relative;
}

.steps-list::before {
  content: "";
  position: absolute;
  left: 17px;
  top: 12px;
  bottom: 12px;
  width: 2px;
  background: linear-gradient(180deg, rgba(4, 153, 168, 0.34) 0%, rgba(4, 153, 168, 0.08) 100%);
}

.steps-layout {
  margin-top: 1.2rem;
  display: grid;
  grid-template-columns: minmax(0, 1.24fr) minmax(240px, 380px);
  align-items: stretch;
  gap: 1.05rem;
}

.steps-item {
  position: relative;
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  align-items: start;
  gap: 0.78rem;
  padding: 0.88rem 0.95rem;
  border: 1px solid color-mix(in srgb, var(--accent), var(--bg-main) 72%);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(6px);
  box-shadow: 0 8px 18px rgba(8, 29, 38, 0.08);
  transition: transform 0.24s ease, border-color 0.24s ease, box-shadow 0.24s ease;
}

.steps-item:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--accent), var(--bg-main) 52%);
  box-shadow: 0 14px 26px rgba(8, 29, 38, 0.14);
}

.steps-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 11px;
  background: linear-gradient(
    140deg,
    color-mix(in srgb, var(--accent-deep), #002a32 8%),
    color-mix(in srgb, var(--accent), #ffffff 24%)
  );
  color: #ffffff;
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  font-weight: 800;
  box-shadow: 0 6px 12px rgba(4, 153, 168, 0.28);
}

.steps-copy h3 {
  margin: 0 0 0.3rem;
  font-size: 0.96rem;
  line-height: 1.24;
  color: #102126;
}

.steps-copy p {
  margin: 0;
  max-width: none;
  font-size: 0.9rem;
  line-height: 1.45;
  color: #2d4146;
}

.steps-visual {
  margin: 0;
  position: relative;
  padding: 0;
  overflow: hidden;
  border-radius: 22px;
  border: 1px solid color-mix(in srgb, var(--accent), var(--bg-main) 70%);
  box-shadow: 0 14px 30px rgba(8, 29, 38, 0.2);
  min-height: 100%;
}

.steps-visual img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 420px;
  object-fit: cover;
}

.steps-visual::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 48%;
  background: linear-gradient(180deg, rgba(6, 16, 20, 0) 0%, rgba(6, 16, 20, 0.76) 100%);
  pointer-events: none;
}

.steps-visual-caption {
  position: absolute;
  left: 1rem;
  right: 1rem;
  bottom: 0.95rem;
  z-index: 1;
  display: grid;
  gap: 0.32rem;
}

.steps-visual-caption span {
  width: max-content;
  max-width: 100%;
  display: inline-flex;
  align-items: center;
  padding: 0.24rem 0.56rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: rgba(7, 24, 30, 0.42);
  color: #eff7f8;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.steps-visual-caption strong {
  color: #eff7f8;
  font-size: 1rem;
  line-height: 1.28;
  text-shadow: 0 4px 14px rgba(0, 0, 0, 0.4);
}

.price-card {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.price-value {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--accent-deep);
}

.contact-layout {
  margin-top: 1.1rem;
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 0.95rem;
}

.contact-form,
.contact-card {
  border: 1px solid var(--stroke);
  border-radius: 16px;
  padding: 1rem;
  background: #ffffff;
}

.contact-form {
  display: grid;
  gap: 0.75rem;
}

.field {
  display: grid;
  gap: 0.35rem;
}

.field span {
  font-size: 0.88rem;
  color: #395055;
  font-weight: 600;
}

.field input,
.field textarea {
  border: 1px solid var(--stroke);
  border-radius: 10px;
  padding: 0.7rem 0.75rem;
  font: inherit;
  width: 100%;
}

.faq-list {
  margin-top: 1rem;
  display: grid;
  gap: 0.62rem;
}

.faq-item {
  border: 1px solid var(--stroke);
  border-radius: 12px;
  background: #ffffff;
  padding: 0.8rem 1rem;
}

.faq-item summary {
  cursor: pointer;
  font-weight: 700;
}

.faq-item p {
  margin-top: 0.6rem;
}

.legal-block p {
  font-size: 0.95rem;
}

.footer {
  border-top: 1px solid var(--stroke);
  padding: 1.25rem 1rem;
}

.footer-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.8rem;
  align-items: center;
}

.footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.footer a {
  color: inherit;
  text-decoration: none;
  font-size: 0.9rem;
}

@media (max-width: 1120px) {
  :root {
    --promo-height: 40px;
  }

  .promo-strip {
    padding-left: 0.8rem;
    padding-right: 0.8rem;
  }

  .promo-strip p {
    font-size: 0.79rem;
  }

  .promo-strip a {
    padding: 0.2rem 0.62rem;
    font-size: 0.74rem;
  }

  .topbar {
    grid-template-columns: 1fr;
    gap: 0.62rem;
    padding-top: 0.56rem;
    padding-bottom: 0.56rem;
  }

  .topbar-wa {
    justify-self: center;
  }

  .topbar-nav {
    justify-content: center;
  }

  main {
    padding-top: 0;
  }
}

@media (max-width: 860px) {
  :root {
    --promo-height: 38px;
  }

  .promo-strip {
    justify-content: center;
    gap: 0;
  }

  .promo-strip p {
    width: 100%;
    text-align: center;
    font-size: 0.75rem;
  }

  .promo-strip a {
    display: none;
  }

  .grid-2,
  .grid-3,
  .advantages-grid,
  .kpi-grid,
  .portfolio-gallery,
  .steps-layout,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 2.55rem 1rem;
  }

  .topbar {
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 0.45rem;
    padding-left: 0.7rem;
    padding-right: 0.7rem;
  }

  .topbar-burger {
    display: inline-flex;
    justify-self: end;
    z-index: 3;
  }

  .topbar.is-menu-open .topbar-burger span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
  }

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

  .topbar.is-menu-open .topbar-burger span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
  }

  .topbar.is-scrolled {
    margin: 0.4rem 0.4rem 0;
    border-radius: 16px;
    transform: translateY(0);
  }

  .topbar-nav {
    display: none;
    grid-column: 1 / -1;
    width: 100%;
    max-height: calc(100svh - (var(--promo-height) + 84px));
    overflow-y: auto;
    padding: 0.42rem;
    border-radius: 14px;
    background: color-mix(in srgb, var(--bg-main), transparent 4%);
    border: 1px solid color-mix(in srgb, var(--accent), var(--bg-main) 70%);
    box-shadow: 0 10px 22px rgba(13, 35, 47, 0.12);
  }

  .topbar.is-menu-open .topbar-nav {
    display: grid;
    gap: 0.18rem;
  }

  .topbar-nav a {
    width: 100%;
    border-radius: 10px;
    padding: 0.54rem 0.7rem;
    font-size: 0.84rem;
  }

  .nav-indicator {
    display: none;
  }

  .topbar-wa {
    display: none;
  }

  main {
    padding-top: 0;
  }

  .section-hero {
    min-height: 100svh;
    align-items: center;
    padding-top: calc(clamp(6.2rem, 16svh, 8.4rem) + var(--promo-height));
    padding-bottom: 2.2rem;
  }

  .section-hero::before {
    background:
      linear-gradient(180deg, rgba(6, 16, 20, 0.76) 0%, rgba(6, 16, 20, 0.44) 43%, rgba(6, 16, 20, 0.56) 100%);
  }

  .features-slider {
    grid-template-columns: 1fr;
    gap: 0.9rem;
  }

  .features-device {
    position: relative;
    top: auto;
    height: min(54vh, 420px);
    justify-content: flex-start;
  }

  .feature-card {
    flex-basis: 72vw;
    min-height: 420px;
  }

  .steps-intro {
    font-size: 0.9rem;
  }

  .steps-list::before {
    left: 14px;
  }

  .steps-item {
    grid-template-columns: 30px minmax(0, 1fr);
    gap: 0.62rem;
    padding: 0.78rem 0.8rem;
  }

  .steps-num {
    width: 30px;
    height: 30px;
    border-radius: 9px;
    font-size: 0.68rem;
  }

  .steps-copy h3 {
    font-size: 0.9rem;
  }

  .steps-copy p {
    font-size: 0.86rem;
  }

  .steps-visual {
    min-height: 0;
  }

  .steps-visual img {
    min-height: 250px;
  }

  .steps-visual-caption {
    left: 0.8rem;
    right: 0.8rem;
    bottom: 0.72rem;
  }

  .steps-visual-caption strong {
    font-size: 0.9rem;
  }

  .feature-modal {
    align-items: flex-start;
    padding: 0.65rem;
  }

  .feature-modal__dialog {
    width: 100%;
    max-height: calc(100svh - 1.3rem);
    margin-top: calc(var(--promo-height) + 0.35rem);
  }

  .feature-modal__card {
    grid-template-columns: 1fr;
  }

  .feature-modal__photo,
  .feature-modal__photo img {
    min-height: 206px;
  }

  .feature-modal__body {
    padding: 1rem 0.95rem 1.05rem;
  }

  .features-arrow {
    width: 46px;
    height: 46px;
    font-size: 1.35rem;
  }

  .actions .btn {
    width: 100%;
  }
}

@media (max-width: 640px) {
  :root {
    --promo-height: 36px;
  }

  .promo-strip p {
    font-size: 0.72rem;
  }

  .container {
    width: min(1140px, 100% - 1.2rem);
  }

  .section {
    padding: 2.25rem 0.75rem;
  }

  .topbar {
    padding-left: 0.55rem;
    padding-right: 0.55rem;
  }

  .topbar-nav a {
    font-size: 0.78rem;
    padding: 0.36rem 0.62rem;
  }

  .section-hero {
    min-height: 100svh;
    padding-top: calc(clamp(5.8rem, 15svh, 7.4rem) + var(--promo-height));
    padding-bottom: 1.8rem;
  }

  .features-device {
    height: min(48vh, 340px);
  }

  h1 {
    font-size: clamp(1.78rem, 8vw, 2.35rem);
    line-height: 1.08;
  }

  h2 {
    font-size: clamp(1.32rem, 6.5vw, 1.78rem);
  }

  .priority-line {
    font-size: 0.86rem;
    line-height: 1.4;
  }

  .feature-card {
    flex-basis: 84vw;
    min-height: 400px;
  }

  .features-controls {
    justify-content: center;
  }
}