:root {
  --bg-primary: #07111f;
  --bg-secondary: #102038;
  --text-primary: #ecf4ff;
  --text-muted: #aab9d0;
  --accent: #45d8ad;
  --border: #233650;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background-color: var(--bg-primary);
  background-image: radial-gradient(circle at top right, #183055 0%, var(--bg-primary) 62%);
}

body {
  margin: 0;
  min-height: 100%;
  font-family: "Segoe UI", Tahoma, sans-serif;
  background-color: var(--bg-primary);
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 720 200' fill='none'%3E%3Cpath d='M0 112C60 84 120 84 180 112C240 140 300 140 360 112C420 84 480 84 540 112C600 140 660 140 720 112' stroke='%2345d8ad' stroke-width='2' stroke-opacity='0.42'/%3E%3C/svg%3E"),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 840 220' fill='none'%3E%3Cpath d='M0 144C70 120 140 120 210 144C280 168 350 168 420 144C490 120 560 120 630 144C700 168 770 168 840 144' stroke='%2397bad8' stroke-width='1.8' stroke-opacity='0.34'/%3E%3C/svg%3E"),
    radial-gradient(120% 86% at 50% 112%, rgb(69 216 173 / 11%) 0%, rgb(69 216 173 / 0%) 70%),
    radial-gradient(circle at top right, #183055 0%, var(--bg-primary) 62%);
  background-repeat: repeat-x, repeat-x, no-repeat, no-repeat;
  background-size: 720px min(28vh, 220px), 840px min(30vh, 240px), 100% min(36vh, 300px), auto;
  background-position: 0 bottom, 0 bottom, center bottom, center top;
  background-attachment: fixed, fixed, fixed, scroll;
  animation: body-wave-flow 34s linear infinite;
  color: var(--text-primary);
  overflow-x: hidden;
}

@keyframes body-wave-flow {
  0% {
    background-position: 0 bottom, 0 bottom, center bottom, center top;
  }

  100% {
    background-position: 720px bottom, -840px bottom, center bottom, center top;
  }
}

.hero,
.about,
.portfolio,
.services,
.process,
.technology,
.trust,
.faq,
.final-cta {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  z-index: 0;
  box-shadow:
    0 0 calc(10px + var(--wave-breath-glow, 0px)) rgb(69 216 173 / calc(var(--wave-perimeter-glow, 0.04) * 0.82));
  transition: box-shadow 180ms linear;
}

.hero::after,
.about::after,
.portfolio::after,
.services::after,
.process::after,
.technology::after,
.trust::after,
.faq::after,
.final-cta::after {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: var(--wave-border-width, 1.5px);
  pointer-events: none;
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
}

.hero::after,
.about::after,
.portfolio::after,
.services::after,
.process::after,
.technology::after,
.trust::after,
.faq::after,
.final-cta::after {
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 720 200' fill='none'%3E%3Cpath d='M0 112C60 84 120 84 180 112C240 140 300 140 360 112C420 84 480 84 540 112C600 140 660 140 720 112' stroke='%2345d8ad' stroke-width='2.6' stroke-opacity='0.92'/%3E%3C/svg%3E"),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 840 220' fill='none'%3E%3Cpath d='M0 144C70 120 140 120 210 144C280 168 350 168 420 144C490 120 560 120 630 144C700 168 770 168 840 144' stroke='%2397bad8' stroke-width='2.2' stroke-opacity='0.72'/%3E%3C/svg%3E"),
    radial-gradient(120% 86% at 50% 112%, rgb(69 216 173 / 22%) 0%, rgb(69 216 173 / 0%) 70%);
  background-repeat: repeat-x, repeat-x, no-repeat;
  background-size: 720px min(28vh, 220px), 840px min(30vh, 240px), 100% min(36vh, 300px);
  background-position:
    var(--wave-contact-primary-x, 0px) bottom,
    var(--wave-contact-secondary-x, 0px) bottom,
    center bottom;
  background-attachment: fixed, fixed, fixed;
  opacity: var(--wave-frame-opacity, var(--wave-contact-opacity, 0.08));
  filter:
    drop-shadow(0 0 14px rgb(69 216 173 / var(--wave-frame-glow, var(--wave-contact-glow, 0.08))))
    drop-shadow(0 0 28px rgb(69 216 173 / calc(var(--wave-frame-glow, var(--wave-contact-glow, 0.08)) * 0.58)));
  mix-blend-mode: screen;
  transition: opacity 180ms linear, filter 180ms linear;
}

.hero > *,
.about > *,
.portfolio > *,
.services > *,
.process > *,
.technology > *,
.trust > *,
.faq > *,
.final-cta > * {
  position: relative;
  z-index: 1;
}

.topbar-wrapper {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgb(7 17 31 / 82%);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgb(35 54 80 / 60%);
  padding: 0 24px;
}

.topbar {
  width: min(960px, 100%);
  margin: 0 auto;
  padding: 14px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  --brand-word-size: 20px;
  --brand-logo-size: calc(var(--brand-word-size) * 1.2);
  display: inline-flex;
  align-items: center;
  gap: 9px;
  text-decoration: none;
}

.brand-mark__logo {
  width: auto;
  height: var(--brand-logo-size);
  flex: 0 0 auto;
  display: block;
}

.brand-mark__word {
  color: var(--text-primary);
  font-size: var(--brand-word-size);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.03em;
}

.lang-switcher {
  display: inline-flex;
  gap: 8px;
}

.lang-switcher button {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 7px 11px;
  font-size: 13px;
  background: transparent;
  color: var(--text-muted);
}

.lang-switcher button[aria-pressed="true"] {
  color: #05211d;
  background: var(--accent);
}

main {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  padding: 24px;
}

.hero {
  width: min(960px, 100%);
  border: 1px solid var(--border);
  border-radius: 20px;
  background: linear-gradient(160deg, rgb(16 32 56 / 90%), rgb(7 17 31 / 88%));
  padding: 44px;
}

.about {
  width: min(960px, 100%);
  border: 1px solid var(--border);
  border-radius: 20px;
  background: rgb(7 17 31 / 74%);
  padding: 36px 44px;
}

.about h2 {
  margin: 0;
  font-size: clamp(24px, 4vw, 38px);
}

.about p {
  margin: 16px 0 0;
  color: var(--text-muted);
  font-size: 18px;
  line-height: 1.6;
}

.portfolio {
  width: min(960px, 100%);
  border: 1px solid var(--border);
  border-radius: 20px;
  background: rgb(7 17 31 / 74%);
  padding: 34px 44px;
}

.portfolio h2 {
  margin: 0;
  font-size: clamp(24px, 4vw, 38px);
}

.portfolio-carousel {
  margin-top: 6px;
  touch-action: pan-y;
}

.portfolio-carousel__viewport {
  position: relative;
  overflow: hidden;
  border-radius: 14px;
}

.portfolio-carousel__progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: rgb(69 216 173 / 18%);
  z-index: 3;
  pointer-events: none;
}

.portfolio-carousel__progress-fill {
  display: block;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, rgb(69 216 173 / 92%), rgb(111 234 196 / 94%));
  transform: scaleX(0);
  transform-origin: left center;
  will-change: transform;
}

.portfolio-carousel__viewport::before,
.portfolio-carousel__viewport::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 14px;
  pointer-events: none;
  z-index: 2;
}

.portfolio-carousel__viewport::before {
  left: 0;
  background: linear-gradient(90deg, rgb(7 17 31 / 90%), rgb(7 17 31 / 0%));
}

.portfolio-carousel__viewport::after {
  right: 0;
  background: linear-gradient(270deg, rgb(7 17 31 / 90%), rgb(7 17 31 / 0%));
}

.portfolio-carousel__track {
  display: flex;
  transition: transform 620ms cubic-bezier(0.22, 1, 0.36, 1);
  transform: translate3d(0, 0, 0);
  will-change: transform;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

.portfolio-slide {
  flex: 0 0 100%;
  transform: translateZ(0);
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

.portfolio-card {
  --portfolio-accent: rgb(69 216 173 / 72%);
  position: relative;
  min-height: 540px;
  border: 1px solid rgb(255 255 255 / 10%);
  border-radius: 18px;
  padding: 24px;
  background:
    radial-gradient(circle at top right, rgb(69 216 173 / 16%), transparent 42%),
    linear-gradient(150deg, rgb(14 31 54 / 92%), rgb(6 15 28 / 96%));
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  transition: border-color 220ms ease;
}

.portfolio-carousel.is-sliding .portfolio-slide {
  border-left-color: transparent;
  border-right-color: transparent;
}

.portfolio-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgb(8 19 33 / 12%) 0%, rgb(8 19 33 / 24%) 42%, rgb(8 19 33 / 92%) 100%);
  z-index: 1;
}

.portfolio-card--ozon {
  --portfolio-accent: rgb(65 194 255 / 78%);
}

.portfolio-card--law {
  --portfolio-accent: rgb(244 177 76 / 78%);
}

.portfolio-card--rayscan {
  --portfolio-accent: rgb(125 237 185 / 76%);
}

.portfolio-card--slotbot {
  --portfolio-accent: rgb(134 149 255 / 76%);
}

.portfolio-card--crypto {
  --portfolio-accent: rgb(255 167 87 / 76%);
}

.portfolio-card--bert {
  --portfolio-accent: rgb(255 124 154 / 76%);
}

.portfolio-card--cdek {
  --portfolio-accent: rgb(129 236 104 / 76%);
}

.portfolio-card--mech {
  --portfolio-accent: rgb(141 196 255 / 76%);
}

.portfolio-card__media {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.portfolio-card__media::before {
  content: "";
  position: absolute;
  inset: -10% -5% 40%;
  background:
    radial-gradient(circle, var(--portfolio-accent), transparent 60%);
  opacity: 0.28;
  filter: blur(24px);
}

.portfolio-card__screen {
  position: absolute;
  border-radius: 16px;
  border: 1px solid rgb(255 255 255 / 14%);
  background:
    linear-gradient(180deg, rgb(255 255 255 / 10%) 0 12%, transparent 12%),
    linear-gradient(145deg, rgb(19 42 72 / 90%), rgb(8 18 34 / 92%));
  box-shadow:
    0 24px 64px rgb(4 11 22 / 48%),
    inset 0 1px 0 rgb(255 255 255 / 9%);
}

.portfolio-card__screen::before {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  top: 22%;
  height: 26%;
  border-radius: 10px;
  background:
    linear-gradient(90deg, rgb(255 255 255 / 8%), rgb(255 255 255 / 2%)),
    linear-gradient(180deg, rgb(255 255 255 / 8%), rgb(255 255 255 / 0%));
}

.portfolio-card__screen::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 16px;
  height: 28%;
  border-radius: 12px;
  background:
    linear-gradient(90deg, var(--portfolio-accent), transparent 72%),
    repeating-linear-gradient(
      180deg,
      rgb(255 255 255 / 7%) 0,
      rgb(255 255 255 / 7%) 8px,
      transparent 8px,
      transparent 18px
    );
  opacity: 0.9;
}

.portfolio-card__screen--primary {
  top: 34px;
  right: 42px;
  width: min(54%, 420px);
  height: 230px;
  transform: rotate(4deg);
}

.portfolio-card__screen--secondary {
  top: 86px;
  left: 38px;
  width: min(42%, 320px);
  height: 174px;
  transform: rotate(-8deg);
  opacity: 0.9;
}

.portfolio-card__screen--tertiary {
  top: 204px;
  right: 124px;
  width: min(34%, 250px);
  height: 132px;
  transform: rotate(-3deg);
  opacity: 0.78;
}

.portfolio-card__content {
  position: relative;
  z-index: 2;
  width: min(560px, 100%);
  padding: 18px 18px 16px;
  border: 1px solid rgb(255 255 255 / 10%);
  border-radius: 16px;
  background: linear-gradient(180deg, rgb(8 19 33 / 64%), rgb(8 19 33 / 88%));
  backdrop-filter: blur(16px);
}

.portfolio-card h3 {
  margin: 0;
  font-size: 28px;
  line-height: 1.1;
}

.portfolio-card strong {
  color: var(--text-primary);
}

.portfolio-card__summary {
  margin: 12px 0 0;
  color: var(--text-primary);
  font-size: 17px;
  line-height: 1.5;
}

.portfolio-card__facts {
  margin-top: 12px;
  display: grid;
  gap: 8px;
}

.portfolio-card p {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.5;
}

.portfolio-card__metrics {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.portfolio-card__metrics li {
  padding: 10px 12px;
  border: 1px solid rgb(255 255 255 / 12%);
  border-radius: 999px;
  color: var(--text-primary);
  background: rgb(255 255 255 / 6%);
  line-height: 1.35;
}

.portfolio-card button {
  margin-top: 16px;
}

.portfolio-crypto-visual {
  position: absolute;
  top: 34px;
  left: 42px;
  max-width: 220px;
  border: 1px dashed rgb(255 255 255 / 18%);
  border-radius: 12px;
  padding: 12px 14px;
  display: grid;
  gap: 6px;
  background: linear-gradient(145deg, rgb(8 18 34 / 80%), rgb(13 31 53 / 72%));
  z-index: 1;
}

.portfolio-crypto-visual span {
  display: block;
  position: relative;
  padding-left: 14px;
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.4;
}

.portfolio-crypto-visual span::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--accent);
}

.portfolio-carousel__dots {
  margin-top: 14px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
}

/* when dots are inside .portfolio-carousel__controls, reset their margin */
.portfolio-carousel__controls .portfolio-carousel__dots {
  margin-top: 0;
}

.portfolio-carousel__dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgb(255 255 255 / 18%);
  padding: 0;
  transition: transform 220ms ease, background-color 220ms ease, border-color 220ms ease;
}

.portfolio-carousel__dot.is-active {
  background: var(--accent);
  border-color: var(--accent);
  transform: scale(1.34);
}

.services {
  width: min(960px, 100%);
  border: 1px solid var(--border);
  border-radius: 20px;
  background: rgb(7 17 31 / 74%);
  padding: 34px 44px;
}

.services h2 {
  margin: 0;
  font-size: clamp(24px, 4vw, 38px);
}

.services__grid {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.services-card {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  background: rgb(16 32 56 / 35%);
}

.services-card h3 {
  margin: 0;
  font-size: 22px;
}

.services-card p {
  margin: 10px 0 0;
  color: var(--text-muted);
  line-height: 1.5;
}

.process {
  width: min(960px, 100%);
  border: 1px solid var(--border);
  border-radius: 20px;
  background: rgb(7 17 31 / 74%);
  padding: 34px 44px;
}

.process h2 {
  margin: 0;
  font-size: clamp(24px, 4vw, 38px);
}

.process__roadmap {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

.process-step {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px;
  background: rgb(16 32 56 / 35%);
  position: relative;
  min-width: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.process-step::after {
  content: "";
  position: absolute;
  top: 35px;
  right: -12px;
  width: 12px;
  height: 2px;
  background: linear-gradient(90deg, rgb(69 216 173 / 35%), rgb(69 216 173 / 90%));
}

.process-step:last-child::after {
  display: none;
}

.process-step__icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  border: 1px solid rgb(69 216 173 / 65%);
  background: rgb(69 216 173 / 16%);
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 1;
  flex-shrink: 0;
}

.process-step__icon svg {
  width: 26px;
  height: 26px;
  fill: currentcolor;
}

.process-step h3 {
  margin: 12px 0 0;
  font-size: 20px;
  line-height: 1.2;
  overflow-wrap: anywhere;
  position: relative;
  z-index: 1;
}

.process-step p {
  margin: 8px 0 0;
  color: var(--text-muted);
  line-height: 1.5;
  overflow-wrap: anywhere;
  position: relative;
  z-index: 1;
}

.technology {
  width: min(960px, 100%);
  border: 1px solid var(--border);
  border-radius: 20px;
  background: rgb(7 17 31 / 74%);
  padding: 34px 44px;
}

.technology h2 {
  margin: 0;
  font-size: clamp(24px, 4vw, 38px);
}

.technology__lead {
  margin: 16px 0 0;
  color: var(--text-muted);
  font-size: 18px;
  line-height: 1.6;
}

.technology__solutions {
  margin: 16px 0 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.technology-solution {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px;
  background: rgb(16 32 56 / 35%);
}

.technology-solution h3 {
  margin: 0;
  font-size: 19px;
}

.technology-solution p {
  margin: 8px 0 0;
  color: var(--text-muted);
  line-height: 1.5;
}

.technology__stack {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.technology__stack li {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 8px 14px;
  background: rgb(16 32 56 / 35%);
}

.faq {
  width: min(960px, 100%);
  border: 1px solid var(--border);
  border-radius: 20px;
  background: rgb(7 17 31 / 74%);
  padding: 34px 44px;
}

.faq h2 {
  margin: 0;
  font-size: clamp(24px, 4vw, 38px);
}

.faq__list {
  margin-top: 18px;
  display: grid;
  gap: 12px;
}

.faq-item {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px;
  background: rgb(16 32 56 / 35%);
}

.faq-item h3 {
  margin: 0;
  font-size: 20px;
}

.faq-item p {
  margin: 8px 0 0;
  color: var(--text-muted);
  line-height: 1.5;
}

.final-cta {
  width: min(960px, 100%);
  border: 1px solid var(--border);
  border-radius: 20px;
  background: linear-gradient(155deg, #102038, #07111f);
  padding: 34px 44px;
}

.final-cta h2 {
  margin: 0;
  font-size: clamp(24px, 4vw, 38px);
}

.final-cta p {
  margin: 16px 0 0;
  color: var(--text-muted);
  font-size: 18px;
  line-height: 1.6;
}

.final-cta__actions {
  margin-top: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.final-cta__actions a {
  color: var(--accent);
  font-weight: 600;
}

.final-cta__telegram {
  border: 1px solid var(--border);
  width: 46px;
  height: 46px;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  border-radius: 12px;
  color: var(--accent);
}

.final-cta__telegram svg {
  width: 22px;
  height: 22px;
  fill: currentcolor;
}

.project-details-modal {
  position: fixed;
  inset: 0;
  z-index: 19;
  display: flex;
  align-items: center;
  justify-content: center;
}

.project-details-modal[hidden] {
  display: none;
}

.project-details-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgb(0 0 0 / 62%);
}

.project-details-modal__panel {
  position: relative;
  width: min(920px, calc(100% - 30px));
  max-height: min(calc(100vh - 32px), 760px);
  border: 1px solid var(--border);
  border-radius: 14px;
  background: linear-gradient(150deg, rgb(13 30 52 / 96%), rgb(6 14 25 / 98%));
  padding: 18px;
  overflow-y: auto;
}

.project-details-modal__close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 38px;
  height: 38px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgb(15 37 63 / 94%);
  color: var(--text-primary);
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
}

.project-details-modal__panel h2 {
  margin: 0;
  padding-right: 48px;
  font-size: clamp(24px, 4vw, 36px);
}

.project-details-modal__top,
.project-details-modal__bottom {
  margin-top: 12px;
  display: grid;
  gap: 8px;
}

.project-details-modal__top p,
.project-details-modal__bottom p {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.5;
}

.project-details-modal__top strong,
.project-details-modal__bottom strong {
  color: var(--text-primary);
}

.project-details-modal__carousel {
  margin-top: 14px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
}

.project-details-modal__nav {
  width: 38px;
  height: 38px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgb(15 37 63 / 94%);
  color: var(--text-primary);
  font-size: 26px;
  line-height: 1;
}

.project-details-modal__viewport {
  position: relative;
  aspect-ratio: 16 / 9;
  border-radius: 12px;
  overflow: hidden;
  touch-action: pan-y;
  --project-details-bg-image: none;
  background: transparent;
  isolation: isolate;
}

.project-details-modal__viewport::before {
  content: "";
  position: absolute;
  inset: -8%;
  background-image: var(--project-details-bg-image);
  background-size: cover;
  background-position: center;
  filter: blur(24px) brightness(0.58);
  transform: scale(1.06);
  z-index: 0;
}

.project-details-modal__viewport::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgb(8 20 35 / 20%), rgb(8 20 35 / 34%));
  z-index: 1;
}

.project-details-modal__viewport img {
  position: relative;
  z-index: 2;
  display: block;
  width: 100%;
  height: 100%;
  border-radius: inherit;
  object-fit: cover;
  object-position: center;
}

.project-details-modal__caption {
  position: absolute;
  right: 10px;
  bottom: 10px;
  z-index: 3;
  padding: 5px 9px;
  border-radius: 8px;
  background: rgb(8 20 35 / 78%);
  border: 1px solid rgb(255 255 255 / 14%);
  color: var(--text-primary);
  font-size: 12px;
  max-width: min(70%, 360px);
  line-height: 1.3;
}

.project-details-modal__dots {
  margin-top: 10px;
  display: flex;
  justify-content: center;
  gap: 8px;
}

.project-details-modal__dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  border: 0;
  background: rgb(159 179 210 / 45%);
  padding: 0;
  cursor: pointer;
}

.project-details-modal__dot.is-active {
  width: 14px;
  height: 14px;
  background: var(--accent);
}

.project-details-modal__metrics {
  margin: 4px 0 0;
  padding-left: 18px;
  color: var(--text-muted);
  display: grid;
  gap: 6px;
}

.lead-modal {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lead-modal[hidden] {
  display: none;
}

.lead-receipt-modal {
  position: fixed;
  inset: 0;
  z-index: 22;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.lead-receipt-modal[hidden] {
  display: none;
}

.lead-receipt-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgb(0 0 0 / 60%);
}

.lead-receipt-modal__panel {
  position: relative;
  width: min(560px, calc(100% - 30px));
  border: 1px solid var(--border);
  border-radius: 16px;
  background: #081626;
  padding: 24px;
}

.lead-receipt-modal__close {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 36px;
  height: 36px;
  padding: 0;
  border-radius: 999px;
}

.lead-receipt-modal__panel h2 {
  margin: 0;
}

.lead-receipt-modal__panel p {
  margin: 14px 0 0;
  color: var(--text-muted);
  font-size: 18px;
  line-height: 1.6;
}

.lead-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgb(0 0 0 / 60%);
}

.lead-modal__panel {
  position: relative;
  width: min(560px, calc(100% - 30px));
  max-height: min(calc(100vh - 32px), 720px);
  border: 1px solid var(--border);
  border-radius: 16px;
  background: #081626;
  padding: 24px;
  overflow-x: hidden;
  overflow-y: auto;
}

.lead-modal__close {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 36px;
  height: 36px;
  padding: 0;
  border-radius: 999px;
}

#lead-form {
  margin-top: 16px;
  display: grid;
  gap: 12px;
  min-width: 0;
}

#lead-form label {
  display: grid;
  gap: 6px;
  font-size: 14px;
  color: var(--text-muted);
  min-width: 0;
}

#lead-form input,
#lead-form textarea {
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #0d1f33;
  color: var(--text-primary);
  padding: 10px;
  font: inherit;
  width: 100%;
  max-width: 100%;
}

#lead-form input:-webkit-autofill,
#lead-form input:-webkit-autofill:hover,
#lead-form input:-webkit-autofill:focus,
#lead-form textarea:-webkit-autofill,
#lead-form textarea:-webkit-autofill:hover,
#lead-form textarea:-webkit-autofill:focus {
  -webkit-text-fill-color: var(--text-primary);
  caret-color: var(--text-primary);
  box-shadow: 0 0 0 1000px #0d1f33 inset;
  -webkit-box-shadow: 0 0 0 1000px #0d1f33 inset;
  border: 1px solid var(--border);
}

#lead-form textarea {
  resize: vertical;
}

#lead-form input[aria-invalid="true"],
#lead-form textarea[aria-invalid="true"] {
  border-color: #ff6d6d;
}

.lead-form__error {
  margin: 0;
  color: #ff8a8a;
}

.lead-form__success {
  margin: 0;
  color: #6ee8be;
}

h1 {
  margin: 12px 0 0;
  font-size: clamp(32px, 5vw, 56px);
  line-height: 1.1;
}

.hero__subtitle {
  margin: 20px 0;
  max-width: 700px;
  color: var(--text-muted);
  font-size: 18px;
  line-height: 1.5;
}

.hero__actions {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-top: 24px;
}

button {
  border: none;
  border-radius: 10px;
  padding: 13px 18px;
  cursor: pointer;
  font-size: 16px;
  background: var(--accent);
  color: #05211d;
  font-weight: 700;
}

.hero__telegram {
  border: 1px solid var(--border);
  width: 46px;
  height: 46px;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  border-radius: 12px;
  color: var(--text-primary);
}

.hero__telegram svg {
  width: 22px;
  height: 22px;
  fill: currentcolor;
}

/* ── Topbar nav ─────────────────────────────────────── */
.topbar-nav {
  display: flex;
  gap: 2px;
  flex-wrap: wrap;
}

.topbar-nav a {
  padding: 7px 12px;
  border-radius: 8px;
  color: var(--text-muted);
  font-size: 14px;
  text-decoration: none;
  transition: color 180ms ease, background 180ms ease;
  white-space: nowrap;
}

.topbar-nav a:hover {
  color: var(--text-primary);
  background: rgb(255 255 255 / 6%);
}

/* ── About stats ────────────────────────────────────── */
.about__stats {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.about__stat {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px 14px;
  background: rgb(16 32 56 / 35%);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.about__stat-value {
  font-size: clamp(26px, 4vw, 36px);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
}

.about__stat-value--accent {
  color: var(--accent);
}

.about__stat-label {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.35;
}

/* ── Portfolio header & NDA note ────────────────────── */
.portfolio__header {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 6px;
}

.portfolio__header h2 {
  margin: 0;
}

.portfolio__nda-note {
  font-size: 13px;
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 12px;
  white-space: nowrap;
  opacity: 0.8;
}

/* ── Portfolio carousel controls (arrows + dots row) ── */
.portfolio-carousel__controls {
  margin-top: 14px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
}

.portfolio-carousel__dots {
  margin-top: 0;
  display: flex;
  align-items: center;
  gap: 10px;
}

.portfolio-carousel__arrow {
  width: 34px;
  height: 34px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgb(16 32 56 / 60%);
  color: var(--text-primary);
  font-size: 22px;
  line-height: 1;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background 180ms ease, border-color 180ms ease;
}

.portfolio-carousel__arrow:hover {
  background: rgb(69 216 173 / 16%);
  border-color: var(--accent);
  color: var(--accent);
}

/* ── Process timing & deliverable ──────────────────── */
.process-step__timing {
  display: inline-block;
  align-self: flex-start;
  margin-top: auto;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid rgb(69 216 173 / 38%);
  background: rgb(69 216 173 / 8%);
  color: var(--accent);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.process-step__deliverable {
  display: block;
  margin-top: 5px;
  font-size: 12px;
  color: rgb(170 185 208 / 70%);
  font-style: italic;
}

/* ── Services third card ────────────────────────────── */
.services-card--start {
  margin-top: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border: 1px solid rgb(69 216 173 / 32%);
  border-radius: 12px;
  padding: 20px 24px;
  background: linear-gradient(135deg, rgb(69 216 173 / 8%), rgb(16 32 56 / 60%));
}

.services-card--start__content {
  min-width: 0;
}

.services-card--start h3 {
  margin: 0;
  font-size: 20px;
}

.services-card--start p {
  margin: 8px 0 0;
  color: var(--text-muted);
  line-height: 1.5;
}

.services-card--start button {
  flex-shrink: 0;
  white-space: nowrap;
}

/* ── Trust section ──────────────────────────────────── */
.trust {
  width: min(960px, 100%);
  border: 1px solid var(--border);
  border-radius: 20px;
  background: rgb(7 17 31 / 74%);
  padding: 34px 44px;
}

.trust h2 {
  margin: 0;
  font-size: clamp(24px, 4vw, 38px);
}

.trust__grid {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.trust-item {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px 16px;
  background: rgb(16 32 56 / 35%);
}

.trust-item__icon {
  width: 36px;
  height: 36px;
  border-radius: 9px;
  border: 1px solid rgb(69 216 173 / 40%);
  background: rgb(69 216 173 / 10%);
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.trust-item__icon svg {
  width: 18px;
  height: 18px;
}

.trust-item__header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.trust-item h3 {
  margin: 0;
  font-size: 17px;
  line-height: 1.3;
}

.trust-item p {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.5;
  font-size: 15px;
}

@media (max-width: 700px) {
  main {
    gap: 16px;
    padding: 16px;
  }

  .topbar-wrapper {
    padding: 0 16px;
  }

  .topbar {
    flex-wrap: wrap;
    padding: 10px 0;
    gap: 8px;
  }

  .lang-switcher {
    flex-wrap: wrap;
  }

  .lang-switcher button {
    flex: 1 1 72px;
  }

  .hero {
    padding: 28px 20px;
  }

  .about {
    padding: 26px 20px;
  }

  .portfolio {
    padding: 24px 20px;
  }

  .services {
    padding: 24px 20px;
  }

  .process {
    padding: 24px 20px;
  }

  .technology {
    padding: 24px 20px;
  }

  .faq {
    padding: 24px 20px;
  }

  .final-cta {
    padding: 24px 20px;
  }

  .lead-modal__panel {
    width: calc(100% - 32px);
    max-height: calc(100vh - 32px);
    padding: 20px;
  }

  .lead-receipt-modal {
    align-items: flex-start;
    padding: 16px 0;
    overflow-y: auto;
  }

  .lead-receipt-modal__panel {
    width: calc(100% - 32px);
    padding: 20px;
  }

  .project-details-modal {
    align-items: flex-start;
    padding: 16px 0;
    overflow-y: auto;
  }

  .project-details-modal__panel {
    width: calc(100% - 32px);
    max-height: calc(100vh - 32px);
    padding: 18px;
  }

  .project-details-modal__carousel {
    grid-template-columns: 1fr;
  }

  .project-details-modal__nav {
    display: none;
  }

  .project-details-modal__caption {
    max-width: calc(100% - 20px);
  }

  .lead-modal {
    align-items: flex-start;
    padding: 16px 0;
    overflow-y: auto;
  }

  h1 {
    font-size: clamp(28px, 10vw, 40px);
  }

  .hero__subtitle {
    font-size: 16px;
  }

  .hero__actions,
  .final-cta__actions {
    flex-wrap: wrap;
    align-items: stretch;
  }

  .hero__actions > button,
  .final-cta__actions > button {
    flex: 1 1 0;
    min-width: 0;
  }

  .portfolio-carousel__dots {
    flex-wrap: wrap;
  }

  .about p {
    font-size: 16px;
  }

  .portfolio-card {
    min-height: 620px;
    padding: 18px;
  }

  .portfolio-card__screen--primary {
    top: 20px;
    right: 18px;
    width: calc(100% - 44px);
    height: 180px;
    transform: rotate(2deg);
  }

  .portfolio-card__screen--secondary {
    top: 52px;
    left: 18px;
    width: 58%;
    height: 132px;
    transform: rotate(-4deg);
  }

  .portfolio-card__screen--tertiary {
    top: 164px;
    right: 48px;
    width: 44%;
    height: 102px;
  }

  .portfolio-card__content {
    width: 100%;
    padding: 16px 14px 14px;
  }

  .portfolio-card h3 {
    font-size: 24px;
  }

  .portfolio-card__summary {
    font-size: 16px;
  }

  .portfolio-card__metrics li {
    width: 100%;
    border-radius: 14px;
  }

  .portfolio-crypto-visual {
    top: 18px;
    left: 18px;
    right: 18px;
    max-width: none;
  }

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

  .process-step::after {
    top: auto;
    bottom: -12px;
    right: auto;
    left: 35px;
    width: 2px;
    height: 12px;
    background: linear-gradient(180deg, rgb(69 216 173 / 35%), rgb(69 216 173 / 90%));
  }

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

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

  .technology__lead {
    font-size: 16px;
  }

  .final-cta p {
    font-size: 16px;
  }

  .topbar-nav {
    order: 3;
    width: 100%;
    justify-content: center;
  }

  .topbar-nav a {
    font-size: 13px;
    padding: 6px 10px;
  }

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

  .portfolio__header {
    flex-direction: column;
    gap: 8px;
  }

  .portfolio__nda-note {
    white-space: normal;
  }

  .trust {
    padding: 24px 20px;
  }

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

  .services-card--start {
    flex-direction: column;
    align-items: flex-start;
  }

  .services-card--start button {
    width: 100%;
  }

  .hero::after,
  .about::after,
  .portfolio::after,
  .services::after,
  .process::after,
  .technology::after,
  .trust::after,
  .faq::after,
  .final-cta::after {
    opacity: var(--wave-contact-opacity-mobile, var(--wave-contact-opacity, 0.08));
  }
}

@media (prefers-reduced-motion: reduce) {
  body {
    animation: none;
  }

  .hero::after,
  .about::after,
  .portfolio::after,
  .services::after,
  .process::after,
  .technology::after,
  .faq::after,
  .final-cta::after {
    transition: none;
  }
}