:root {
  --ink: #071018;
  --ink-2: #0d1b26;
  --panel: rgba(14, 28, 40, 0.72);
  --line: rgba(168, 214, 196, 0.16);
  --text: #e7f2ec;
  --muted: #8fa8a0;
  --mint: #5dffb2;
  --mint-deep: #19c98a;
  --amber: #f0b429;
  --apple: #9ec4ff;
  --google: #7be0c2;
  --radius: 22px;
  --font-display: "Bricolage Grotesque", "Noto Sans SC", sans-serif;
  --font-body: "Noto Sans SC", system-ui, sans-serif;
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.35);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  font-family: var(--font-body);
  background:
    radial-gradient(1200px 700px at 80% -10%, rgba(93, 255, 178, 0.12), transparent 55%),
    radial-gradient(900px 600px at -10% 20%, rgba(158, 196, 255, 0.1), transparent 50%),
    linear-gradient(180deg, #050b11 0%, #0a1520 42%, #071018 100%);
  min-height: 100vh;
  overflow-x: hidden;
}

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

button,
input,
textarea {
  font: inherit;
}

.noise {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 50;
  opacity: 0.045;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 6vw;
  backdrop-filter: blur(16px);
  background: rgba(5, 11, 17, 0.55);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease, background 0.3s ease;
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
  background: rgba(5, 11, 17, 0.82);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
}

.brand-mark {
  width: 1.1rem;
  height: 1.1rem;
  border-radius: 0.35rem 0.9rem 0.35rem 0.9rem;
  background: linear-gradient(135deg, var(--mint), #2f6bff 70%);
  box-shadow: 0 0 24px rgba(93, 255, 178, 0.35);
  animation: markPulse 4.5s ease-in-out infinite;
}

.brand-name,
.brand-lockup {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: 0.04em;
}

.brand-name {
  font-size: 1.25rem;
}

.brand-tag {
  margin-left: 0.15rem;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  border: 1px solid rgba(93, 255, 178, 0.35);
  color: var(--mint);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
}

.eyebrow {
  margin: 0 0 0.55rem;
  color: var(--amber);
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.hero-lead {
  margin: 0.85rem 0 0;
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.65;
  max-width: 36rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 1.35rem;
}

.hero-handle {
  margin: 0.95rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.hero-handle a {
  color: var(--mint);
  font-weight: 700;
}

.goods-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.1rem;
}

.goods-card {
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
  border-radius: calc(var(--radius) + 2px);
  border: 1px solid var(--line);
  background: var(--panel);
  min-height: 100%;
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.goods-card:hover {
  transform: translateY(-4px);
  border-color: rgba(93, 255, 178, 0.4);
}

.apple-goods {
  background:
    linear-gradient(160deg, rgba(158, 196, 255, 0.1), transparent 42%),
    var(--panel);
}

.google-goods {
  background:
    linear-gradient(160deg, rgba(123, 224, 194, 0.1), transparent 42%),
    var(--panel);
}

.extra-goods {
  background:
    linear-gradient(160deg, rgba(240, 180, 41, 0.08), transparent 42%),
    var(--panel);
}

.goods-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.goods-platform {
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.goods-status {
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  background: rgba(93, 255, 178, 0.12);
  color: var(--mint);
  font-size: 0.75rem;
  font-weight: 700;
}

.goods-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.35rem;
}

.goods-card h3 a:hover {
  color: var(--mint);
}

.site-footer nav a:hover {
  color: var(--mint);
}

.goods-desc {
  margin: 0.7rem 0 1rem;
  color: var(--muted);
  line-height: 1.65;
  font-size: 0.95rem;
}

.goods-card ul {
  list-style: none;
  margin: 0 0 1.4rem;
  padding: 0;
  display: grid;
  gap: 0.55rem;
  flex: 1;
}

.goods-card li {
  position: relative;
  padding-left: 1rem;
  color: var(--text);
  font-size: 0.95rem;
}

.goods-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.35rem;
  height: 0.35rem;
  border-radius: 50%;
  background: var(--mint);
}

.goods-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

.goods-foot .price {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--amber);
}

.goods-foot a {
  color: var(--mint);
  font-weight: 700;
}

.goods-foot a:hover {
  text-decoration: underline;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav a {
  color: var(--muted);
  font-size: 0.95rem;
  transition: color 0.2s ease;
}

.nav a:hover {
  color: var(--text);
}

.nav-cta {
  padding: 0.55rem 1rem;
  border: 1px solid rgba(93, 255, 178, 0.35);
  border-radius: 999px;
  color: var(--mint) !important;
}

.menu-btn {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  padding: 0;
  cursor: pointer;
}

.menu-btn span {
  display: block;
  width: 1rem;
  height: 2px;
  margin: 0.28rem auto;
  background: var(--text);
}

.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.95fr);
  align-items: center;
  gap: 2rem 3vw;
  padding: 5.5rem 4vw 2.5rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-photo {
  position: absolute;
  inset: 0;
  background:
    url("assets/hero-bg.webp") center / cover no-repeat;
  opacity: 0.88;
  transform: scale(1.04);
}

.hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(5, 11, 17, 0.92) 0%, rgba(5, 11, 17, 0.72) 42%, rgba(5, 11, 17, 0.35) 68%, rgba(5, 11, 17, 0.55) 100%),
    linear-gradient(180deg, rgba(5, 11, 17, 0.55) 0%, transparent 28%, rgba(5, 11, 17, 0.72) 100%);
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(40px);
  animation: drift 12s ease-in-out infinite;
}

.orb-a {
  width: 34rem;
  height: 34rem;
  top: 0%;
  right: -4%;
  background: radial-gradient(circle, rgba(93, 255, 178, 0.18), transparent 70%);
}

.orb-b {
  width: 24rem;
  height: 24rem;
  top: 28%;
  right: 18%;
  background: radial-gradient(circle, rgba(47, 107, 255, 0.14), transparent 70%);
  animation-delay: -4s;
}

.device-stage {
  position: relative;
  z-index: 2;
  width: 100%;
  height: min(78vh, 620px);
  justify-self: stretch;
}

.device {
  position: absolute;
  margin: 0;
  width: clamp(210px, 24vw, 300px);
  filter: drop-shadow(0 28px 50px rgba(0, 0, 0, 0.55));
  animation: floatY 7s ease-in-out infinite;
}

.device img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 18px;
}

.device figcaption {
  position: absolute;
  left: 12px;
  bottom: 14px;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.4rem 0.7rem;
  border-radius: 999px;
  background: rgba(5, 11, 17, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(10px);
  color: var(--amber);
  font-size: 0.78rem;
  font-weight: 700;
}

.device figcaption span {
  color: var(--text);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 0.68rem;
}

.device-apple {
  right: 0;
  top: 0;
  z-index: 2;
}

.device-google {
  right: 36%;
  top: 12%;
  z-index: 1;
  width: clamp(190px, 21vw, 270px);
  animation-delay: -2.5s;
}

.hero-copy {
  position: relative;
  z-index: 2;
  max-width: none;
  animation: riseIn 1s ease both;
}

.brand-lockup {
  margin: 0 0 0.7rem;
  font-size: clamp(2.2rem, 5.5vw, 3.8rem);
  line-height: 1;
}

.brand-lockup span {
  display: inline-block;
  margin-left: 0.55rem;
  font-size: 0.34em;
  color: var(--mint);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  vertical-align: middle;
}

.brand-lockup.light {
  font-size: 2rem;
  margin-bottom: 0.75rem;
}

.hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 2.8vw, 2.1rem);
  font-weight: 700;
  line-height: 1.3;
  max-width: none;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0 1.35rem;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

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

.btn-primary {
  background: linear-gradient(135deg, var(--mint), var(--mint-deep));
  color: #04110c;
  font-weight: 700;
  box-shadow: 0 12px 40px rgba(93, 255, 178, 0.25);
}

.btn-ghost {
  border-color: var(--line);
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
}

.strip {
  border-block: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
  overflow: hidden;
  padding: 1rem 0;
}

.strip-track {
  display: flex;
  gap: 2.5rem;
  width: max-content;
  animation: marquee 28s linear infinite;
  color: var(--muted);
  font-size: 0.92rem;
  letter-spacing: 0.04em;
}

.strip-track span::before {
  content: "◆";
  margin-right: 0.8rem;
  color: var(--mint);
  font-size: 0.65rem;
}

.section {
  padding: 6.5rem 6vw;
}

.section-head {
  max-width: 40rem;
  margin-bottom: 3rem;
}

.section-head h2,
.highlight-copy h2,
.contact-card h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  line-height: 1.2;
}

.section-head p,
.highlight-copy p,
.contact-card > p {
  margin: 0.9rem 0 0;
  color: var(--muted);
  line-height: 1.75;
}

.service-list {
  display: grid;
  gap: 1rem;
}

.service {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.5rem;
  padding: 1.6rem 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(120deg, rgba(255, 255, 255, 0.03), transparent 55%);
  transition: border-color 0.25s ease, transform 0.25s ease;
}

.service:hover {
  border-color: rgba(93, 255, 178, 0.35);
  transform: translateX(6px);
}

.service-index {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--mint);
  min-width: 2.5rem;
}

.service h3 {
  margin: 0 0 0.55rem;
  font-size: 1.2rem;
}

.service p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.account-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
}

.account-panel {
  padding: 1.8rem;
  border-radius: calc(var(--radius) + 4px);
  border: 1px solid var(--line);
  background: var(--panel);
  backdrop-filter: blur(10px);
}

.account-panel header {
  margin-bottom: 1.4rem;
}

.panel-tag {
  display: inline-block;
  margin-bottom: 0.55rem;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
}

.account-panel h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.55rem;
}

.account-panel ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.1rem;
}

.account-panel li {
  display: grid;
  gap: 0.35rem;
  padding-top: 1.1rem;
  border-top: 1px solid var(--line);
}

.account-panel li strong {
  font-size: 1rem;
}

.account-panel li span {
  color: var(--muted);
  line-height: 1.65;
  font-size: 0.95rem;
}

.apple-panel {
  background:
    linear-gradient(160deg, rgba(158, 196, 255, 0.08), transparent 45%),
    var(--panel);
}

.google-panel {
  background:
    linear-gradient(160deg, rgba(123, 224, 194, 0.08), transparent 45%),
    var(--panel);
}

.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  counter-reset: none;
}

.steps li {
  padding: 1.5rem;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
  min-height: 100%;
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  margin-bottom: 1rem;
  background: rgba(93, 255, 178, 0.12);
  color: var(--mint);
  font-family: var(--font-display);
  font-weight: 700;
}

.steps h3 {
  margin: 0 0 0.6rem;
  font-size: 1.1rem;
}

.steps p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
  font-size: 0.95rem;
}

.highlights {
  padding-top: 0;
}

.highlight-board {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 2rem;
  padding: 2.4rem;
  border-radius: calc(var(--radius) + 8px);
  border: 1px solid rgba(93, 255, 178, 0.22);
  background:
    radial-gradient(700px 280px at 100% 0%, rgba(93, 255, 178, 0.12), transparent 55%),
    linear-gradient(135deg, rgba(14, 28, 40, 0.9), rgba(7, 16, 24, 0.95));
}

.highlight-stats {
  margin: 0;
  display: grid;
  gap: 1rem;
}

.highlight-stats > div {
  padding: 1rem 1.1rem;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.18);
}

.highlight-stats dt {
  color: var(--muted);
  font-size: 0.85rem;
}

.highlight-stats dd {
  margin: 0.35rem 0 0;
  font-family: var(--font-display);
  font-size: 1.35rem;
}

.faq-list {
  display: grid;
  gap: 0.85rem;
  max-width: 780px;
}

details {
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 0.2rem 1.2rem;
  background: rgba(255, 255, 255, 0.02);
}

summary {
  cursor: pointer;
  list-style: none;
  padding: 1.1rem 0;
  font-weight: 700;
}

summary::-webkit-details-marker {
  display: none;
}

summary::after {
  content: "+";
  float: right;
  color: var(--mint);
  font-family: var(--font-display);
}

details[open] summary::after {
  content: "–";
}

details p {
  margin: 0 0 1.15rem;
  color: var(--muted);
  line-height: 1.75;
}

.contact {
  padding-bottom: 5rem;
}

.contact-card {
  max-width: 760px;
  margin: 0 auto;
  padding: 2.4rem;
  border-radius: calc(var(--radius) + 8px);
  border: 1px solid var(--line);
  background:
    linear-gradient(160deg, rgba(93, 255, 178, 0.08), transparent 40%),
    rgba(10, 20, 30, 0.85);
  box-shadow: var(--shadow);
}

.contact-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.8rem;
}

.contact-form label {
  display: grid;
  gap: 0.45rem;
}

.contact-form label span {
  font-size: 0.85rem;
  color: var(--muted);
}

.contact-form .full {
  grid-column: 1 / -1;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(0, 0, 0, 0.25);
  color: var(--text);
  padding: 0.9rem 1rem;
  outline: none;
  transition: border-color 0.2s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: rgba(93, 255, 178, 0.55);
}

.contact-channels {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
  margin-top: 1.8rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.contact-channels .tg-link {
  min-width: min(100%, 280px);
}

.contact-channels a:hover {
  color: inherit;
}

.site-footer {
  padding: 2rem 6vw 3rem;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
}

.footer-brand strong {
  color: var(--text);
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

@keyframes drift {
  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(-24px, 18px) scale(1.06);
  }
}

@keyframes floatY {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-14px);
  }
}

@keyframes riseIn {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes marquee {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

@keyframes markPulse {
  0%,
  100% {
    transform: scale(1);
    filter: brightness(1);
  }
  50% {
    transform: scale(1.08);
    filter: brightness(1.15);
  }
}

@media (max-width: 980px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding: 5.5rem 5vw 2rem;
    gap: 1.5rem;
  }

  .device-stage {
    height: 420px;
    max-width: 460px;
    margin: 0 auto;
  }

  .device-apple {
    right: 4%;
  }

  .device-google {
    right: 40%;
  }

  .hero-copy {
    max-width: 100%;
  }

  .account-grid,
  .steps,
  .highlight-board,
  .goods-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .nav {
    position: fixed;
    inset: 4.2rem 1rem auto;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.6rem;
    border-radius: 18px;
    border: 1px solid var(--line);
    background: rgba(7, 16, 24, 0.96);
  }

  .nav.is-open {
    display: flex;
  }

  .nav a {
    padding: 0.9rem 1rem;
  }

  .nav-cta {
    text-align: center;
  }

  .menu-btn {
    display: inline-block;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding: 5rem 5vw 2rem;
  }

  .device-stage {
    display: none;
  }

  .contact-form {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 4.5rem 5vw;
  }

  .service {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }
}