:root {
  --bg: #070b12;
  --bg2: #0c1018;
  --bg3: #111820;
  --surf: #151c26;
  --surf2: #1a2330;
  --txt: #e8ecf2;
  --txt2: #94a3b5;
  --txt3: #5a6a7d;
  --accent: #3d8eff;
  --accent2: #6ba8ff;
  --accent-dim: rgba(61, 142, 255, 0.15);
  --purple: #6b5bff;
  --cyan: #22c4a8;
  --gap: 1rem;
  --gap2: 1.5rem;
  --gap3: 2.25rem;
  --gap4: 3.5rem;
  --r: 8px;
  --r2: 12px;
  --ease: cubic-bezier(0.25, 0.1, 0.25, 1);
  --w: 1120px;
  --hdr: 60px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "Segoe UI Variable", "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-size: 15px;
  line-height: 1.6;
  color: var(--txt);
  background: var(--bg);
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.blk__ttl, .hero__h1, h1, h2 {
  font-family: "Segoe UI Variable", "Segoe UI", "PingFang SC", sans-serif;
  font-weight: 600;
}
.blk__ttl, h2 { font-size: 1.4rem; }
.hero__h1 { font-size: clamp(2.2rem, 5.5vw, 3.5rem); }
.brand__lead, .prod__side-desc, .sec__lead { font-weight: 500; color: var(--txt2); }
.brand__body, .prod__body p, .sec__list, .scene__sub { color: var(--txt3); font-size: 0.9rem; }

.icn {
  display: inline-block;
  width: 20px;
  height: 20px;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  flex-shrink: 0;
}
.icn--wallet { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236ba8ff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='2' y='5' width='20' height='14' rx='2'/%3E%3Cpath d='M2 10h20'/%3E%3Cpath d='M17 14h.01'/%3E%3C/svg%3E"); }
.icn--chain { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236ba8ff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M10 13a5 5 0 0 0 7.54.54l3-3a5 5 0 0 0-7.07-7.07l-1.72 1.71'/%3E%3Cpath d='M14 11a5 5 0 0 0-7.54-.54l-3 3a5 5 0 0 0 7.07 7.07l1.71-1.71'/%3E%3C/svg%3E"); }
.icn--transfer { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236ba8ff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M7 17L17 7'/%3E%3Cpath d='M7 7h10v10'/%3E%3C/svg%3E"); }
.icn--shield { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236ba8ff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 22s8-4 8-10V5l-8-3-8 3v7c0 6 8 10 8 10z'/%3E%3C/svg%3E"); }
.icn--check { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2322c4a8' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E"); width: 16px; height: 16px; }
.icn--layout { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236ba8ff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='3' width='7' height='7'/%3E%3Crect x='14' y='3' width='7' height='7'/%3E%3Crect x='14' y='14' width='7' height='7'/%3E%3Crect x='3' y='14' width='7' height='7'/%3E%3C/svg%3E"); }
.icn--flow { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236ba8ff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M16 4h4v4'/%3E%3Cpath d='M16 16h4v4'/%3E%3Cpath d='M4 10h4v4'/%3E%3Cpath d='M8 4h2v2'/%3E%3Cpath d='M8 18h2v2'/%3E%3Cpath d='M18 8h2v2'/%3E%3C/svg%3E"); }
.icn--mobile { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236ba8ff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='5' y='2' width='14' height='20' rx='2'/%3E%3Cpath d='M12 18h.01'/%3E%3C/svg%3E"); }
.icn--star { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236ba8ff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolygon points='12 2 15 9 22 9 17 14 19 22 12 17 5 22 7 14 2 9 9 9'/%3E%3C/svg%3E"); }
.icn--mail { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236ba8ff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 4h16c1.1 0 2 .9 2 2v12c0 1.1-.9 2-2 2H4c-1.1 0-2-.9-2-2V6c0-1.1.9-2 2-2z'/%3E%3Cpath d='M22 6l-10 7L2 6'/%3E%3C/svg%3E"); }
.icn--phone { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236ba8ff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M22 16.92v3a2 2 0 0 1-2.18 2 19.79 19.79 0 0 1-8.63-3.07 19.5 19.5 0 0 1-6-6 19.79 19.79 0 0 1-3.07-8.67A2 2 0 0 1 4.11 2h3a2 2 0 0 1 2 1.72 12.84 12.84 0 0 0 .7 2.81 2 2 0 0 1-.45 2.11L8.09 9.91a16 16 0 0 0 6 6l1.27-1.27a2 2 0 0 1 2.11-.45 12.84 12.84 0 0 0 2.81.7A2 2 0 0 1 22 16.92z'/%3E%3C/svg%3E"); }
.icn--pin { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236ba8ff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M21 10c0 7-9 13-9 13s-9-6-9-13a9 9 0 0 1 18 0z'/%3E%3Ccircle cx='12' cy='10' r='3'/%3E%3C/svg%3E"); }
.icn--time { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236ba8ff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='10'/%3E%3Cpath d='M12 6v6l4 2'/%3E%3C/svg%3E"); }
.icn--contact { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236ba8ff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M17 21v-2a4 4 0 0 0-4-4H5a4 4 0 0 0-4 4v2'/%3E%3Ccircle cx='9' cy='7' r='4'/%3E%3Cpath d='M23 21v-2a4 4 0 0 0-3-3.87'/%3E%3Cpath d='M16 3.13a4 4 0 0 1 0 7.75'/%3E%3C/svg%3E"); }
.icn--globe { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236ba8ff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='10'/%3E%3Cpath d='M2 12h20'/%3E%3Cpath d='M12 2a15.3 15.3 0 0 1 4 10 15.3 15.3 0 0 1-4 10 15.3 15.3 0 0 1-4-10 15.3 15.3 0 0 1 4-10z'/%3E%3C/svg%3E"); }
.icn--key { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236ba8ff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M21 2l-2 2m-7.61 7.61a5.5 5.5 0 1 1-7.778 7.778 5.5 5.5 0 0 1 7.777-7.777zm0 0L15.5 7.5m0 0l3 3L22 7l-3-3m-3.5 3.5L19 4'/%3E%3C/svg%3E"); }

.hdr {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--hdr);
  z-index: 1000;
  background: rgba(7, 11, 18, 0.92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.hdr.scrolled {
  border-bottom-color: rgba(255,255,255,0.05);
  box-shadow: 0 2px 20px rgba(0,0,0,0.25);
}
.hdr__wrap {
  max-width: var(--w);
  margin: 0 auto;
  padding: 0 var(--gap2);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.hdr__logo { display: flex; align-items: center; gap: 0.4rem; }
.hdr__logo-img { width: 32px; height: 32px; object-fit: contain; }
.hdr__logo-txt { font-weight: 600; font-size: 1rem; letter-spacing: -0.02em; }
.hdr__nav-list { display: flex; gap: var(--gap2); }
.hdr__nav a { font-size: 0.85rem; color: var(--txt2); transition: color 0.2s var(--ease); }
.hdr__nav a:hover { color: var(--accent2); }
.hdr__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: inherit;
  -webkit-tap-highlight-color: transparent;
  min-width: 44px;
  min-height: 44px;
}
.hdr__toggle span { width: 18px; height: 2px; background: var(--txt); transition: transform 0.3s var(--ease), opacity 0.3s var(--ease); }
.hdr__toggle[aria-expanded="true"] span:nth-child(1) { transform: rotate(45deg) translate(4px, 4px); }
.hdr__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.hdr__toggle[aria-expanded="true"] span:nth-child(3) { transform: rotate(-45deg) translate(4px, -4px); }
.hdr__overlay { display: none; }

.hero {
  min-height: 85vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: calc(var(--hdr) + var(--gap3)) var(--gap2) var(--gap2);
  position: relative;
  overflow: hidden;
}
.hero__media { position: absolute; inset: 0; }
.hero__bg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
}
.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7,11,18,0.5) 0%, rgba(7,11,18,0.9) 100%);
}
.hero__cnt {
  position: relative;
  z-index: 2;
  max-width: var(--w);
  margin: 0 auto;
  text-align: center;
}
.hero__h1 {
  letter-spacing: -0.04em;
  line-height: 1.05;
  background: linear-gradient(135deg, #fff 0%, var(--txt2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero__sub { margin-top: var(--gap); font-size: 1rem; color: var(--txt2); }
.hero__btns { margin-top: var(--gap2); display: flex; gap: var(--gap); justify-content: center; flex-wrap: wrap; }
.hero__btn {
  padding: 0.6rem 1.25rem;
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: var(--r);
  transition: all 0.25s var(--ease);
}
.hero__btn--pri {
  background: linear-gradient(135deg, var(--accent), var(--purple));
  color: #fff;
}
.hero__btn--pri:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(61, 142, 255, 0.4);
}
.hero__btn--sec {
  background: rgba(255,255,255,0.06);
  color: var(--accent2);
  border: 1px solid rgba(255,255,255,0.1);
}
.hero__btn--sec:hover { background: rgba(255,255,255,0.1); border-color: var(--accent); }
.hero__note {
  position: relative;
  z-index: 2;
  max-width: var(--w);
  margin: var(--gap2) auto 0;
  padding-top: var(--gap2);
  border-top: 1px solid rgba(255,255,255,0.05);
  font-size: 0.82rem;
  color: var(--txt3);
  text-align: center;
}

.blk--brand { padding: var(--gap4) var(--gap2); background: var(--bg2); }
.blk__inner--brand {
  max-width: var(--w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: var(--gap3);
  align-items: center;
}
.brand__left { position: relative; }
.brand__img-wrap {
  position: relative;
  transform: rotate(-1.2deg);
  max-width: 380px;
}
.brand__img {
  border-radius: var(--r);
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
}
.brand__aside {
  position: absolute;
  bottom: -0.5rem;
  right: -0.5rem;
  padding: var(--gap);
  background: var(--surf);
  border-radius: var(--r);
  border: 1px solid rgba(255,255,255,0.06);
}
.brand__aside .icn { width: 24px; height: 24px; margin-bottom: 0.25rem; }
.brand__aside-txt { font-size: 0.8rem; color: var(--txt2); line-height: 1.4; }
.brand__txt { padding-left: var(--gap); }
.blk__ttl { margin-bottom: var(--gap); letter-spacing: -0.02em; }
.brand__lead { margin-bottom: var(--gap); line-height: 1.65; }
.brand__body { line-height: 1.7; margin-bottom: var(--gap2); }
.brand__pts {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap);
}
.brand__pts li {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.88rem;
  color: var(--txt2);
}
.brand__pts .icn { margin-right: 0.2rem; }

.blk--product { padding: var(--gap4) var(--gap2); }
.blk__inner--prod {
  max-width: var(--w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: var(--gap3);
}
.prod__side {
  padding: var(--gap2);
  background: var(--surf);
  border-radius: var(--r);
  border: 1px solid rgba(255,255,255,0.04);
  height: fit-content;
  position: sticky;
  top: calc(var(--hdr) + var(--gap));
}
.prod__side-ttl { font-size: 1rem; font-weight: 600; margin-bottom: var(--gap); color: var(--txt); }
.prod__side-desc { font-size: 0.85rem; line-height: 1.55; margin-bottom: var(--gap2); }
.prod__side-icn { width: 36px; height: 36px; opacity: 0.6; }
.prod__main { display: flex; flex-direction: column; gap: var(--gap2); }
.prod__card--a {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: var(--gap2);
  align-items: center;
  background: var(--surf);
  padding: var(--gap2);
  border-radius: var(--r);
  border: 1px solid rgba(255,255,255,0.04);
}
.prod__card--a .prod__pic { order: 1; }
.prod__card--a .prod__pic img { max-width: 180px; border-radius: var(--r); aspect-ratio: 1; object-fit: cover; }
.prod__card--a .prod__body { order: 2; }
.prod__card--b {
  display: grid;
  grid-template-columns: 1fr 200px;
  gap: var(--gap2);
  align-items: center;
  background: var(--bg3);
  padding: var(--gap2);
  border-radius: var(--r);
  border: 1px solid rgba(255,255,255,0.04);
}
.prod__card--b .prod__body { order: 1; }
.prod__card--b .prod__pic { order: 2; }
.prod__card--b .prod__pic img { max-width: 180px; border-radius: var(--r); aspect-ratio: 1; object-fit: cover; }
.prod__card--c {
  padding: var(--gap2);
  background: linear-gradient(135deg, var(--surf2) 0%, var(--surf) 100%);
  border-radius: var(--r);
  border: 1px solid rgba(255,255,255,0.04);
  display: flex;
  flex-direction: column;
  gap: var(--gap);
}
.prod__icn { margin-bottom: 0.25rem; }
.prod__body h3 { font-size: 1.05rem; font-weight: 600; margin-bottom: 0.3rem; }

.blk--adv { padding: var(--gap4) var(--gap2); background: linear-gradient(180deg, var(--bg2) 0%, var(--surf) 50%, var(--bg2) 100%); }
.blk__ttl--ctr { text-align: center; margin-bottom: var(--gap2); }
.blk__inner--adv { max-width: var(--w); margin: 0 auto; }
.adv__strip {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--gap);
}
.adv__item {
  padding: var(--gap) var(--gap);
  background: var(--bg3);
  border-radius: var(--r);
  border: 1px solid rgba(255,255,255,0.04);
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease), background 0.25s var(--ease);
}
.adv__item .icn { margin-bottom: 0.4rem; display: block; }
.adv__item:nth-child(1) { transform: translateY(-6px); }
.adv__item:nth-child(3) { transform: translateY(8px); }
.adv__item:nth-child(5) { transform: translateY(-4px); }
.adv__item:hover {
  border-color: var(--accent);
  background: var(--accent-dim);
  transform: translateY(-3px) !important;
}
.adv__label { display: block; font-weight: 600; font-size: 0.9rem; color: var(--accent2); margin-bottom: 0.25rem; }
.adv__item p { font-size: 0.82rem; color: var(--txt2); line-height: 1.45; }

.blk--sec { padding: var(--gap4) var(--gap2); background: var(--bg); }
.blk__inner--sec {
  max-width: var(--w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 200px;
  gap: var(--gap3);
}
.sec__main {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--gap2);
  align-items: start;
}
.sec__pic img {
  width: 100%;
  max-width: 260px;
  border-radius: var(--r);
  aspect-ratio: 4/3;
  object-fit: cover;
  border: 1px solid rgba(255,255,255,0.05);
}
.sec__lead { margin-bottom: var(--gap2); font-size: 0.9rem; }
.sec__list { display: flex; flex-direction: column; gap: var(--gap); }
.sec__list li { padding-left: var(--gap); position: relative; color: var(--txt2); line-height: 1.6; font-size: 0.88rem; }
.sec__list li::before { content: ""; position: absolute; left: 0; top: 0.5em; width: 4px; height: 4px; background: var(--accent); border-radius: 50%; }
.sec__list strong { color: var(--txt); }
.sec__side {
  padding: var(--gap2);
  background: var(--surf);
  border-radius: var(--r);
  border: 1px solid rgba(255,255,255,0.04);
  text-align: center;
}
.sec__side-icn { width: 40px; height: 40px; margin: 0 auto var(--gap); opacity: 0.7; }
.sec__side-txt { font-size: 0.8rem; color: var(--txt3); line-height: 1.4; }

.blk--currencies { padding: var(--gap4) var(--gap2); background: var(--bg3); }
.blk__sub--ctr { text-align: center; max-width: 520px; margin: 0 auto var(--gap3); color: var(--txt2); font-size: 0.9rem; }
.curr__grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--gap2);
  max-width: 900px;
  margin: 0 auto;
}
.curr__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--gap);
  padding: var(--gap2);
  background: var(--surf);
  border-radius: var(--r);
  border: 1px solid rgba(255,255,255,0.04);
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.curr__item:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(61, 142, 255, 0.15);
}
.curr__icon {
  width: 48px;
  height: 48px;
  object-fit: contain;
}
.curr__item span {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--txt);
}

.blk--users { padding: var(--gap4) var(--gap2); background: linear-gradient(135deg, var(--bg2) 0%, var(--surf) 100%); }
.blk__inner--users {
  max-width: var(--w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap4);
  align-items: center;
}
.users__visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--gap3);
}
.users__globe {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-dim) 0%, rgba(107, 91, 255, 0.15) 100%);
  border: 1px solid rgba(107, 168, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
}
.users__globe .icn { width: 56px; height: 56px; opacity: 0.9; }
.users__stats {
  display: flex;
  gap: var(--gap2);
  flex-wrap: wrap;
  justify-content: center;
}
.users__stat {
  text-align: center;
  padding: var(--gap) var(--gap2);
  background: var(--surf);
  border-radius: var(--r);
  border: 1px solid rgba(255,255,255,0.04);
  min-width: 120px;
}
.users__num {
  display: block;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent2);
  margin-bottom: 0.25rem;
}
.users__label { font-size: 0.82rem; color: var(--txt2); }
.users__lead { font-weight: 500; color: var(--txt2); margin-bottom: var(--gap); line-height: 1.65; }
.users__body { color: var(--txt3); font-size: 0.9rem; line-height: 1.7; }

.blk--mnemonic { padding: var(--gap4) var(--gap2); background: var(--bg); }
.blk__inner--mnemonic {
  max-width: var(--w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--gap4);
  align-items: center;
}
.mne__visual { display: flex; justify-content: center; }
.mne__card {
  padding: var(--gap3);
  background: linear-gradient(145deg, var(--surf2) 0%, var(--surf) 100%);
  border-radius: var(--r2);
  border: 1px solid rgba(107, 168, 255, 0.15);
  text-align: center;
  max-width: 280px;
}
.mne__icn { width: 56px; height: 56px; margin: 0 auto var(--gap2); display: block; opacity: 0.85; }
.mne__hint {
  font-size: 0.9rem;
  color: var(--txt2);
  line-height: 1.6;
}
.mne__lead { font-weight: 500; color: var(--txt2); margin-bottom: var(--gap2); line-height: 1.65; }
.mne__list {
  display: flex;
  flex-direction: column;
  gap: var(--gap);
}
.mne__list li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--txt2);
  line-height: 1.5;
}
.mne__list .icn--check { flex-shrink: 0; }

.blk--scene { padding: var(--gap4) var(--gap2); background: var(--bg2); }
.blk--scene .blk__inner { display: flex; flex-direction: column; align-items: center; }
.scene__head { margin-bottom: var(--gap2); text-align: center; }
.scene__sub { font-size: 0.88rem; margin-top: 0.25rem; }
.scene__scroll {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--gap);
  max-width: 100%;
  width: 100%;
}
.scene__card {
  background: var(--surf);
  padding: var(--gap);
  border-radius: var(--r);
  border: 1px solid rgba(255,255,255,0.04);
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
  position: relative;
}
.scene__card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}
.scene__card img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  border-radius: var(--r);
  margin-bottom: var(--gap);
}
.scene__icon-wrap {
  width: 100%;
  aspect-ratio: 4/3;
  background: var(--bg3);
  border-radius: var(--r);
  margin-bottom: var(--gap);
  display: flex;
  align-items: center;
  justify-content: center;
}
.scene__icon-wrap .icn { width: 32px; height: 32px; opacity: 0.6; }
.scene__icn { position: absolute; top: var(--gap); right: var(--gap); opacity: 0.5; }
.scene__card h3 { font-size: 0.95rem; font-weight: 600; margin-bottom: 0.25rem; }
.scene__card p { font-size: 0.82rem; color: var(--txt2); line-height: 1.45; }

.blk--app { padding: var(--gap4) var(--gap2); }
.blk__inner--app {
  max-width: var(--w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: var(--gap3);
  align-items: start;
  justify-items: center;
}
.app__side {
  padding: var(--gap2);
  background: var(--surf);
  border-radius: var(--r);
  border: 1px solid rgba(255,255,255,0.04);
  width: 100%;
  justify-self: start;
}
.app__side-ttl { font-size: 1rem; font-weight: 600; margin-bottom: var(--gap); }
.app__side-desc { font-size: 0.85rem; color: var(--txt2); line-height: 1.55; }
.app__carousel {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gap);
  width: 100%;
  max-width: 560px;
  justify-self: end;
}
.app__phone {
  background: #1a1a1a;
  border-radius: 16px;
  padding: 8px;
  box-shadow: 0 12px 32px rgba(0,0,0,0.35);
  aspect-ratio: 9/19;
  overflow: hidden;
}
.app__phone img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 10px;
}
.app__dots { display: none; }

.blk--faq { padding: var(--gap4) var(--gap2); background: var(--bg2); }
.blk__inner--faq {
  max-width: var(--w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: var(--gap3);
}
.faq__side {
  padding: var(--gap2);
  background: var(--surf);
  border-radius: var(--r);
  border: 1px solid rgba(255,255,255,0.04);
  height: fit-content;
}
.faq__side-ttl { font-size: 1rem; font-weight: 600; margin-bottom: var(--gap); }
.faq__side-desc { font-size: 0.85rem; color: var(--txt2); line-height: 1.5; }
.faq__list { max-width: 620px; }
.faq__row { border-bottom: 1px solid rgba(255,255,255,0.05); }
.faq__q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--gap) 0;
  background: none;
  border: none;
  color: var(--txt);
  font-size: 0.92rem;
  font-weight: 500;
  text-align: left;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  transition: color 0.2s var(--ease);
}
.faq__q:hover { color: var(--accent2); }
.faq__icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  margin-left: var(--gap);
  position: relative;
}
.faq__icon::before, .faq__icon::after {
  content: "";
  position: absolute;
  background: var(--txt2);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  transition: transform 0.3s var(--ease);
}
.faq__icon::before { width: 8px; height: 2px; }
.faq__icon::after { width: 2px; height: 8px; }
.faq__q[aria-expanded="true"] .faq__icon::after { transform: translate(-50%, -50%) rotate(90deg); opacity: 0; }
.faq__a { max-height: 0; overflow: hidden; transition: max-height 0.35s var(--ease); }
.faq__a p { padding-bottom: var(--gap); color: var(--txt2); font-size: 0.88rem; line-height: 1.65; }

.blk--contact { padding: var(--gap4) var(--gap2); background: var(--surf); border-top: 1px solid rgba(255,255,255,0.05); }
.blk__inner--contact {
  max-width: var(--w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 200px;
  gap: var(--gap3);
}
.contact__brand { display: flex; align-items: center; gap: 0.4rem; margin-bottom: var(--gap); }
.contact__logo { width: 28px; height: 28px; object-fit: contain; }
.contact__brand span { font-size: 1.1rem; font-weight: 600; }
.contact__intro { color: var(--txt2); max-width: 480px; margin-bottom: var(--gap2); line-height: 1.65; font-size: 0.9rem; }
.contact__info { display: flex; flex-direction: column; gap: var(--gap); }
.contact__info p {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--txt2);
}
.contact__info .icn { margin-top: 0.15rem; }
.contact__info strong { color: var(--txt); min-width: 4em; }
.contact__side {
  padding: var(--gap2);
  background: var(--bg3);
  border-radius: var(--r);
  border: 1px solid rgba(255,255,255,0.04);
  text-align: center;
}
.contact__side-icn { width: 36px; height: 36px; margin: 0 auto var(--gap); display: block; }
.contact__side p { font-size: 0.85rem; color: var(--txt3); }

.ft { padding: var(--gap2) var(--gap2) var(--gap); background: var(--bg); border-top: 1px solid rgba(255,255,255,0.05); }
.ft__inner { max-width: var(--w); margin: 0 auto; }
.ft__brand { display: flex; align-items: center; gap: 0.4rem; margin-bottom: var(--gap); }
.ft__logo { width: 22px; height: 22px; object-fit: contain; }
.ft__brand span { font-size: 0.9rem; font-weight: 600; }
.ft__nav { display: flex; flex-wrap: wrap; gap: var(--gap); margin-bottom: var(--gap); }
.ft__nav a { font-size: 0.84rem; color: var(--txt2); transition: color 0.2s var(--ease); }
.ft__nav a:hover { color: var(--accent2); }
.ft__stmt { margin-bottom: var(--gap); padding: var(--gap) 0; border-top: 1px solid rgba(255,255,255,0.05); border-bottom: 1px solid rgba(255,255,255,0.05); }
.ft__stmt p { font-size: 0.84rem; color: var(--txt3); line-height: 1.6; }
.ft__en { margin-top: 0.4rem; font-size: 0.8rem !important; opacity: 0.85; }
.ft__legal { display: flex; flex-wrap: wrap; align-items: center; gap: var(--gap); font-size: 0.8rem; color: var(--txt3); }
.ft__legal a { color: var(--txt2); transition: color 0.2s var(--ease); }
.ft__legal a:hover { color: var(--accent2); }

.reveal { opacity: 0; transform: translateY(20px); transition: opacity 0.5s var(--ease), transform 0.5s var(--ease); }
.reveal.visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1024px) {
  .blk__inner--brand { grid-template-columns: 1fr; }
  .brand__img-wrap { max-width: 320px; margin: 0 auto; }
  .brand__aside { right: 0; }
  .brand__txt { padding-left: 0; }
  .blk__inner--prod { grid-template-columns: 1fr; }
  .prod__side { position: static; }
  .prod__card--a { grid-template-columns: 1fr; }
  .prod__card--a .prod__pic img { max-width: none; }
  .prod__card--b { grid-template-columns: 1fr; }
  .prod__card--b .prod__body { order: 1; }
  .prod__card--b .prod__pic { order: 2; }
  .prod__card--b .prod__pic img { max-width: none; }
  .adv__strip { grid-template-columns: repeat(2, 1fr); }
  .adv__item:nth-child(n) { transform: none; }
  .blk__inner--sec { grid-template-columns: 1fr; }
  .sec__main { grid-template-columns: 1fr; }
  .sec__pic img { max-width: none; }
  .sec__side { order: -1; }
  .blk__inner--app { grid-template-columns: 1fr; }
  .app__side { order: -1; justify-self: stretch; }
  .app__carousel { grid-template-columns: repeat(4, 1fr); max-width: 100%; }
  .scene__scroll { grid-template-columns: repeat(3, 1fr); }
  .blk__inner--faq { grid-template-columns: 1fr; }
  .faq__side { order: -1; }
  .blk__inner--contact { grid-template-columns: 1fr; }
  .contact__side { order: -1; }
  .curr__grid { grid-template-columns: repeat(4, 1fr); }
  .blk__inner--users { grid-template-columns: 1fr; }
  .users__visual { order: -1; }
  .blk__inner--mnemonic { grid-template-columns: 1fr; }
  .mne__visual { order: -1; }
}

@media (max-width: 1024px) {
  .hdr__toggle { display: flex !important; position: relative; z-index: 1002; }
}

@media (max-width: 768px) {
  .hdr__logo-img { width: 26px; height: 26px; }
  .hero { min-height: 75vh; }
}

@media (max-width: 1024px) {
  .hdr__overlay {
    display: block !important;
    position: fixed;
    inset: 0;
    z-index: 999;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.3s var(--ease), visibility 0.3s var(--ease);
  }
  .hdr__overlay.open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }
  .hdr__nav {
    display: block;
    position: fixed;
    top: var(--hdr);
    left: 0;
    right: 0;
    bottom: auto;
    z-index: 1000;
    max-height: calc(100vh - var(--hdr));
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    background: var(--bg);
    padding: var(--gap2);
    border-bottom: 1px solid rgba(255,255,255,0.05);
    box-shadow: 0 8px 32px rgba(0,0,0,0.4);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: transform 0.3s var(--ease), opacity 0.3s var(--ease), visibility 0.3s var(--ease);
  }
  .hdr__nav.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }
  .hdr__nav-list { flex-direction: column; gap: var(--gap); }
  .adv__strip { grid-template-columns: 1fr; }
  .scene__card { flex: 0 0 200px; }
  .brand__img-wrap { transform: none; }
  .curr__grid { grid-template-columns: repeat(3, 1fr); gap: var(--gap); }
  .curr__item { padding: var(--gap); }
  .curr__icon { width: 36px; height: 36px; }
  .users__stats { flex-direction: column; }
  .scene__scroll { grid-template-columns: repeat(2, 1fr); }
  .app__carousel { grid-template-columns: repeat(4, 1fr); }
}