/* SynEchoes（成都声响回荡科技有限公司）官网样式
   设计方向：教育品牌的“大气”与克制科技感（无渐变）
   说明：纯本地，无外部依赖字体/库
*/

:root{
  --bg0:#070B14;
  --bg1:#0A1020;
  --ink:#F3F6FF;
  --muted:rgba(243,246,255,.74);
  --faint:rgba(243,246,255,.54);

  --accent:#2BE3C6; /* 克制、偏教育的科技绿 */
  --accent-ink: rgba(43,227,198,.92);
  --warn:#F3D36A;

  --surface:rgba(255,255,255,.045);
  --surface2:rgba(255,255,255,.065);
  --stroke:rgba(255,255,255,.12);
  --stroke-strong:rgba(255,255,255,.16);
  --accent-stroke:rgba(43,227,198,.26);

  --shadow: 0 20px 70px rgba(0,0,0,.55);
  --shadow2: 0 12px 40px rgba(0,0,0,.45);
  --radius: 18px;
  --radius2: 26px;

  --container: 1180px;
}

*{box-sizing:border-box}
html,body{height:100%}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--ink);
  background: var(--bg1);
  font-family:
    "PingFang SC",
    "Hiragino Sans GB",
    "Microsoft YaHei",
    system-ui, -apple-system, Segoe UI, sans-serif;
  overflow-x:hidden;
}

/* 通过“模糊色块 + 噪点”营造空间感（无渐变） */
body::before,
body::after{
  content:"";
  position:fixed;
  z-index:-4;
  pointer-events:none;
  border-radius:999px;
  filter: blur(90px);
  opacity:.75;
}
body::before{
  width:520px; height:520px;
  left:-180px; top:-200px;
  background: rgba(43,227,198,.16);
}
body::after{
  width:620px; height:620px;
  right:-260px; bottom:-260px;
  background: rgba(255,255,255,.08);
}

body > .noise{
  display:none;
}

a{color:inherit; text-decoration:none}
button,input,textarea{font:inherit}

.skip{
  position:absolute; left:-9999px; top:8px;
  padding:10px 12px; border-radius:12px;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.2);
}
.skip:focus{left:12px; z-index:10000}

#bg{
  position:fixed; inset:0;
  width:100%; height:100%;
  z-index:-3;
  filter:saturate(110%);
}

.container{
  width:min(var(--container), calc(100% - 40px));
  margin-inline:auto;
}

/* Topbar */
.topbar{
  position:sticky;
  top:0;
  z-index:50;
  background: rgba(10,16,32,.78);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.topbar__inner{
  width:min(var(--container), calc(100% - 40px));
  margin:auto;
  padding:14px 0;
  display:flex;
  align-items:center;
  gap:18px;
}
.brand{
  display:flex;
  gap:12px;
  align-items:center;
  min-width:240px;
}
.brand__mark{
  width:34px; height:34px;
  filter: drop-shadow(0 12px 26px rgba(43,227,198,.12));
}
.brand__text{display:flex; flex-direction:column; line-height:1.05}
.brand__name{
  letter-spacing:.12em;
  font-weight:650;
  text-transform:uppercase;
  font-size:14px;
}
.brand__sub{
  color:var(--muted);
  font-size:12px;
  margin-top:5px;
}

.nav{
  display:flex;
  gap:14px;
  align-items:center;
  justify-content:center;
  flex:1;
}
.nav__link{
  position:relative;
  padding:10px 10px;
  border-radius:12px;
  color:rgba(234,240,255,.84);
  font-size:13px;
  letter-spacing:.05em;
  transition: background .2s ease, color .2s ease;
}
.nav__link:hover{
  background:rgba(255,255,255,.06);
  color:rgba(234,240,255,.96);
}
.nav__link.is-active::after{
  content:"";
  position:absolute;
  left:10px; right:10px; bottom:6px;
  height:1px;
  background: rgba(43,227,198,.85);
  box-shadow: 0 0 0 1px rgba(43,227,198,.10), 0 0 22px rgba(43,227,198,.14);
  opacity:.9;
}

.topbar__cta{
  display:flex; align-items:center; gap:10px;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  padding:10px 14px;
  border-radius:14px;
  border:1px solid transparent;
  cursor:pointer;
  user-select:none;
  text-decoration:none;
  font-size:13px;
  letter-spacing:.04em;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
  white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn--solid{
  background: rgba(43,227,198,.14);
  border-color: rgba(43,227,198,.22);
  box-shadow: 0 18px 40px rgba(0,0,0,.35), inset 0 0 0 1px rgba(255,255,255,.06);
}
.btn--solid:hover{
  box-shadow: 0 22px 60px rgba(0,0,0,.42), 0 0 0 1px rgba(43,227,198,.20) inset;
  transform: translateY(-1px);
}
.btn--ghost{
  background: rgba(255,255,255,.05);
  border-color: rgba(255,255,255,.12);
}
.btn--ghost:hover{
  background: rgba(255,255,255,.08);
  border-color: rgba(43,227,198,.18);
}

.iconbtn{
  display:none;
  width:40px;height:40px;
  border-radius:14px;
  background: rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.12);
  cursor:pointer;
}
.iconbtn__bar{
  display:block;
  width:18px; height:2px;
  background: rgba(234,240,255,.9);
  margin:0 auto;
  border-radius:99px;
}
.iconbtn__bar + .iconbtn__bar{margin-top:6px; opacity:.8}

.mobileNav{
  width:min(var(--container), calc(100% - 40px));
  margin:0 auto 14px auto;
  padding:12px;
  border-radius:18px;
  background: rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.10);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow2);
}
.mobileNav__link{
  display:block;
  padding:12px 12px;
  border-radius:14px;
  color:rgba(234,240,255,.86);
  letter-spacing:.04em;
}
.mobileNav__link:hover{background: rgba(255,255,255,.06)}
.mobileNav__cta{display:flex; gap:10px; padding:12px 8px 6px}

/* Hero */
.hero{
  position:relative;
  padding: 64px 0 0;
  overflow:hidden;
}
.hero__bg{
  position:absolute; inset:-1px;
  z-index:-2;
  background: rgba(255,255,255,.02);
}
.hero__bg::after{
  content:"";
  position:absolute; inset:0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='.28'/%3E%3C/svg%3E");
  opacity:.08;
  mix-blend-mode: overlay;
  pointer-events:none;
}
.hero__grid{
  display:grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 34px;
  align-items:stretch;
}
.kicker{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:8px 12px;
  border-radius:999px;
  background: rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.12);
  color:rgba(234,240,255,.86);
  letter-spacing:.08em;
  font-size:12px;
}
.kicker__dot{
  width:10px;height:10px;border-radius:999px;
  background: rgba(43,227,198,.95);
  box-shadow: 0 0 0 1px rgba(43,227,198,.26), 0 0 24px rgba(43,227,198,.20);
}
.hero__title{
  margin:18px 0 10px 0;
  font-size: clamp(40px, 4.1vw, 64px);
  line-height:1.02;
  letter-spacing:-0.02em;
  font-weight:760;
}
.glow{
  color: var(--accent);
  text-shadow: 0 0 32px rgba(43,227,198,.18);
}
.hero__lead{
  margin:0;
  color:rgba(234,240,255,.78);
  font-size:15px;
  line-height:1.7;
  max-width:54ch;
}
.hero__actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:18px;
}
.hero__stats{
  margin:22px 0 0 0;
  padding:0;
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:12px;
}
.stat{
  padding:14px 14px;
  border-radius:16px;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.10);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.04);
}
.stat dt{
  font-size:12px;
  color:rgba(234,240,255,.72);
  letter-spacing:.08em;
}
.stat dd{
  margin:7px 0 0 0;
  font-size:13px;
  color:rgba(234,240,255,.92);
}

.hero__cardWrap{position:relative}
.holoCard{
  height:100%;
  border-radius: var(--radius2);
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.04);
  box-shadow: var(--shadow);
  overflow:hidden;
  position:relative;
}
.holoCard::before{
  content:"";
  position:absolute; inset:0;
  background: rgba(43,227,198,.06);
  opacity:.40;
  pointer-events:none;
}
.holoCard__top{
  display:flex; justify-content:space-between; align-items:center;
  padding: 16px 16px 10px;
}
.chip{
  padding:7px 10px;
  border-radius:999px;
  background: rgba(0,0,0,.28);
  border:1px solid rgba(255,255,255,.14);
  color:rgba(234,240,255,.84);
  font-size:12px;
  letter-spacing:.06em;
}
.chip--pulse{
  border-color: rgba(43,227,198,.24);
  position:relative;
}
.chip--pulse::after{
  content:"";
  position:absolute; inset:-6px;
  border-radius:999px;
  border:1px solid rgba(43,227,198,.16);
  opacity:.0;
  animation:pulse 2.2s ease infinite;
}
@keyframes pulse{
  0%{transform:scale(.86); opacity:0}
  35%{opacity:.55}
  100%{transform:scale(1.15); opacity:0}
}
.holoCard__screen{
  margin: 0 16px;
  border-radius: 22px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.30);
  overflow:hidden;
  position:relative;
  min-height: 320px;
}
.screenLine{
  position:absolute; left:0; right:0;
  height:1px;
  background: rgba(255,255,255,.12);
  top:22%;
  opacity:.75;
}
.screenLine--2{top:44%; opacity:.55}
.screenLine--3{top:66%; opacity:.42}
.glyphGrid{
  position:absolute; inset:0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24'%3E%3Cpath d='M24 0H0V24' fill='none' stroke='rgba(255,255,255,0.10)' stroke-width='1'/%3E%3C/svg%3E");
  background-size: 24px 24px;
  opacity:.20;
}
.screenCopy{
  position:absolute; inset:0;
  padding: 18px 18px;
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
  gap:12px;
}
.screenCopy__title{
  font-weight:700;
  letter-spacing:.03em;
  font-size:14px;
}
.screenCopy__list{
  margin:0;
  padding-left:18px;
  color:rgba(234,240,255,.78);
  line-height:1.7;
  font-size:13px;
}
.holoCard__bottom{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:12px;
  padding: 14px 16px 16px;
}
.meter{display:flex; flex-direction:column; gap:8px; width:68%}
.meter__label{font-size:12px; color:rgba(234,240,255,.72); letter-spacing:.08em}
.meter__bar{
  height:10px;
  border-radius:999px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.10);
  overflow:hidden;
}
.meter__bar i{
  display:block;
  height:100%;
  width:68%;
  background: rgba(43,227,198,.82);
  filter: drop-shadow(0 0 16px rgba(43,227,198,.18));
  animation: grow 2.2s ease .35s both;
}
@keyframes grow{
  from{width:22%}
  to{width:68%}
}
.sig{
  font-size:12px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:rgba(234,240,255,.84);
}

.marquee{
  margin-top: 46px;
  border-top: 1px solid rgba(255,255,255,.08);
  border-bottom: 1px solid rgba(255,255,255,.08);
  background: rgba(0,0,0,.18);
  overflow:hidden;
}
.marquee__track{
  display:flex;
  gap:34px;
  padding: 16px 0;
  width:max-content;
  animation: marquee 18s linear infinite;
  opacity:.9;
}
.marquee__track span{
  font-size:12px;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:rgba(234,240,255,.72);
}
@keyframes marquee{
  from{transform:translateX(0)}
  to{transform:translateX(-50%)}
}

/* Sections */
.section{
  padding: 70px 0;
  position:relative;
}
.section--alt{
  background: rgba(255,255,255,.02);
  border-top: 1px solid rgba(255,255,255,.06);
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.sectionHead{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap: 20px;
  margin-bottom: 28px;
}
.sectionHead h2{
  margin:0;
  font-size: clamp(24px, 2.3vw, 34px);
  letter-spacing:-.01em;
}
.sectionHead p{
  margin:0;
  color:rgba(234,240,255,.74);
  line-height:1.6;
  max-width: 58ch;
}

.grid{
  display:grid;
  gap: 14px;
}
.grid--3{grid-template-columns: repeat(3, 1fr)}
.grid--4{grid-template-columns: repeat(4, 1fr)}

.card{
  border-radius: var(--radius);
  padding: 18px 18px;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.10);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.04);
  position:relative;
  overflow:hidden;
}
.card::after{
  content:"";
  position:absolute; inset:0;
  background: rgba(43,227,198,.05);
  opacity:0;
  transition: opacity .25s ease;
  pointer-events:none;
}
.card:hover::after{opacity:1}
.card__icon{
  width:42px;height:42px;
  border-radius:14px;
  display:flex;
  align-items:center;
  justify-content:center;
  background: rgba(0,0,0,.28);
  border:1px solid rgba(255,255,255,.14);
  color:rgba(234,240,255,.88);
  letter-spacing:.14em;
  font-weight:700;
  font-size:12px;
}
.card h3{margin:12px 0 6px; letter-spacing:.02em}
.card p{margin:0 0 10px; color:rgba(234,240,255,.74); line-height:1.7}

.list{
  margin:0;
  padding-left:18px;
  color:rgba(234,240,255,.76);
  line-height:1.7;
  font-size:13px;
}
.list--dense{font-size:13px}

.callout{
  margin-top: 16px;
  border-radius: 22px;
  padding: 18px;
  background: rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.10);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
}
.callout__title{font-weight:760; letter-spacing:.02em}
.callout__desc{margin:8px 0 0; color:rgba(234,240,255,.74); line-height:1.7}
.callout__right{display:flex; flex-wrap:wrap; justify-content:flex-end; gap:10px}
.pill{
  padding:8px 12px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.12);
  background: rgba(0,0,0,.22);
  font-size:12px;
  letter-spacing:.10em;
  color:rgba(234,240,255,.80);
}

.split{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.panel{
  border-radius: var(--radius2);
  padding: 18px;
  background: rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.10);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.04);
}
.panel--right{
  background: rgba(255,255,255,.04);
}
.panel h3{margin:0 0 12px; letter-spacing:.02em}
.panel__grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.tile{
  border-radius: 16px;
  padding: 12px 12px;
  background: rgba(0,0,0,.24);
  border: 1px solid rgba(255,255,255,.10);
}
.tile__k{font-size:12px; color:rgba(234,240,255,.80); letter-spacing:.08em}
.tile__v{margin-top:8px; color:rgba(234,240,255,.72); line-height:1.6; font-size:13px}

.logoline{
  margin-top: 18px;
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  opacity:.8;
}
.logoline span{
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.03);
  letter-spacing: .12em;
  text-transform: uppercase;
  font-size: 11px;
  color: rgba(234,240,255,.74);
}

/* Timeline */
.timeline{
  display:grid;
  gap: 12px;
}
.step{
  display:flex;
  gap: 14px;
  align-items:flex-start;
  padding: 16px 16px;
  border-radius: 22px;
  background: rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.10);
}
.step__badge{
  width:42px;height:42px;
  border-radius: 14px;
  display:flex; align-items:center; justify-content:center;
  background: rgba(0,0,0,.25);
  border:1px solid rgba(43,227,198,.20);
  color:rgba(234,240,255,.90);
  font-weight:760;
  letter-spacing:.14em;
}
.step__body h3{margin:0 0 6px; letter-spacing:.02em}
.step__body p{margin:0 0 10px; color:rgba(234,240,255,.74); line-height:1.7}
.tags{display:flex; flex-wrap:wrap; gap:8px}
.tag{
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.20);
  font-size: 12px;
  color: rgba(234,240,255,.78);
}

.note{
  margin-top: 16px;
  border-radius: 22px;
  padding: 18px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.04);
}
.note__title{font-weight:760; letter-spacing:.02em}
.note__body{margin:10px 0 0; color:rgba(234,240,255,.74); line-height:1.7}

/* Team */
.profile{
  border-radius: 20px;
  padding: 14px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.10);
}
.profile__avatar{
  width:44px;height:44px;
  border-radius: 16px;
  display:flex; align-items:center; justify-content:center;
  background: rgba(0,0,0,.25);
  border: 1px solid rgba(255,255,255,.12);
  letter-spacing:.18em;
  font-weight:760;
}
.profile__name{margin-top:10px; font-weight:740}
.profile__role{margin-top:6px; color:rgba(234,240,255,.72); font-size:13px; line-height:1.5}

.quote{
  margin-top: 16px;
  border-radius: 26px;
  padding: 18px 18px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.20);
  position:relative;
}
.quote p{
  margin:0;
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: .01em;
}
.quote span{display:block; margin-top:10px; color:rgba(234,240,255,.70); letter-spacing:.10em; font-size:12px}
.quote::after{
  content:"";
  position:absolute;
  inset:-1px;
  border-radius: 26px;
  background: rgba(43,227,198,.06);
  opacity:.22;
  filter: blur(18px);
  z-index:-1;
}

/* Pricing */
.price{
  border-radius: 24px;
  padding: 18px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.10);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.04);
  position:relative;
}
.price__top h3{margin:0 0 6px; letter-spacing:.02em}
.price__money{font-weight:780; letter-spacing:.02em; margin:4px 0 6px}
.price__top p{margin:0; color:rgba(234,240,255,.72); line-height:1.7}
.price__cta{width:100%; margin-top: 12px}
.price--hot{
  border-color: rgba(43,227,198,.22);
  background: rgba(255,255,255,.05);
}
.badge{
  display:inline-flex;
  padding: 7px 10px;
  border-radius: 999px;
  border:1px solid rgba(43,227,198,.22);
  background: rgba(0,0,0,.22);
  letter-spacing:.10em;
  font-size:12px;
  color:rgba(234,240,255,.84);
  margin-bottom: 10px;
}

details.faq{
  margin-top: 14px;
  border-radius: 18px;
  background: rgba(255,255,255,.03);
  border: 1px solid rgba(255,255,255,.10);
  padding: 12px 14px;
}
details.faq summary{
  cursor:pointer;
  color:rgba(234,240,255,.90);
  letter-spacing:.02em;
}
.faq__body p{margin:10px 0 0; color:rgba(234,240,255,.74); line-height:1.7}

/* Contact */
.contact{
  display:grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 14px;
  align-items:stretch;
}
.contact__left{
  border-radius: 26px;
  padding: 20px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.04);
}
.contact__left h2{margin:0 0 10px}
.contact__left p{margin:0; color:rgba(234,240,255,.74); line-height:1.7}
.contact__meta{margin-top: 18px}
.metaRow{
  display:flex;
  justify-content:space-between;
  gap:10px;
  padding: 10px 0;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.metaRow:last-child{border-bottom:none}
.metaRow__k{color:rgba(234,240,255,.70); letter-spacing:.08em; font-size:12px}
.metaRow__v{color:rgba(234,240,255,.92); font-size:13px}

.contact__form{
  border-radius: 26px;
  padding: 20px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.20);
}
.field{display:block; margin-bottom: 12px}
.field__label{display:block; color:rgba(234,240,255,.72); font-size:12px; letter-spacing:.08em; margin-bottom:8px}
.field__input{
  width:100%;
  padding: 12px 12px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.04);
  color: rgba(234,240,255,.92);
  outline:none;
}
.field__input:focus{
  border-color: rgba(43,227,198,.22);
  box-shadow: 0 0 0 4px rgba(43,227,198,.08);
}
.field__input--area{min-height: 110px; resize: vertical}
.fineprint{margin:12px 0 0; color:rgba(234,240,255,.56); font-size:12px; line-height:1.6}

/* Footer */
.footer{
  padding-top: 44px;
}
.footer__inner{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap: 18px;
  padding-bottom: 18px;
}
.footer__brand{
  display:flex;
  align-items:center;
  gap:10px;
  letter-spacing:.14em;
  text-transform:uppercase;
  font-weight:760;
}
.footer__brand img{width:26px;height:26px}
.footer__desc{margin-top:10px; color:rgba(234,240,255,.70); line-height:1.6}
.footer__right{display:flex; gap:14px; flex-wrap:wrap}
.footer__right a{
  color:rgba(234,240,255,.70);
  letter-spacing:.06em;
  padding:8px 10px;
  border-radius: 12px;
}
.footer__right a:hover{background: rgba(255,255,255,.05); color:rgba(234,240,255,.90)}
.footer__bottom{
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 14px 0 20px;
  color: rgba(234,240,255,.62);
  font-size: 12px;
}
.footer__bottomInner{
  display:flex;
  flex-wrap:wrap;
  gap:6px;
  align-items:center;
  justify-content:center;
}
.footer__sep{opacity:.35}
.footer__icp{
  color: rgba(234,240,255,.62);
  transition: color .2s ease;
}
.footer__icp:hover{color: rgba(234,240,255,.86)}

/* Dialog */
.dialog{
  width:min(720px, calc(100% - 30px));
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 26px;
  padding:0;
  background: rgba(7,10,18,.92);
  color: rgba(234,240,255,.92);
  box-shadow: 0 50px 120px rgba(0,0,0,.65);
  backdrop-filter: blur(18px);
}
.dialog::backdrop{
  background: rgba(0,0,0,.65);
  backdrop-filter: blur(8px);
}
.dialog__panel{padding: 18px}
.dialog__head{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255,255,255,.10);
}
.dialog__title{font-weight:780; letter-spacing:.02em}
.dialog__close{
  width:42px;height:42px;
  border-radius: 16px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.12);
  color: rgba(234,240,255,.90);
  cursor:pointer;
}
.dialog__hint{margin:12px 0 0; color:rgba(234,240,255,.72); line-height:1.7}
.dialog__grid{
  margin-top: 14px;
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.dialogCard{
  border-radius: 18px;
  padding: 12px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.22);
}
.dialogCard--wide{grid-column: 1 / -1}
.dialogCard__k{color:rgba(234,240,255,.70); font-size:12px; letter-spacing:.08em}
.dialogCard__v{margin-top:8px; color:rgba(234,240,255,.92); line-height:1.6}
.dialogCard__v a{color:rgba(43,227,198,.92)}
.dialog__foot{
  display:flex;
  gap:10px;
  justify-content:flex-end;
  padding-top: 14px;
}

/* Reveal */
.reveal{
  opacity:0;
  transform: translateY(16px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.is-in{
  opacity:1;
  transform: translateY(0);
}

/* Responsive */
@media (max-width: 980px){
  .nav{display:none}
  .iconbtn{display:inline-flex; align-items:center; justify-content:center}
  .brand{min-width:auto}
  .topbar__inner{gap:12px}
  .hero__grid{grid-template-columns: 1fr; gap: 18px}
  .hero{padding-top: 44px}
  .hero__stats{grid-template-columns: 1fr; gap:10px}
  .grid--3{grid-template-columns: 1fr}
  .grid--4{grid-template-columns: 1fr 1fr}
  .split{grid-template-columns: 1fr}
  .panel__grid{grid-template-columns: 1fr}
  .contact{grid-template-columns: 1fr}
  .footer__inner{flex-direction:column; align-items:flex-start}
}

@media (prefers-reduced-motion: reduce){
  *{scroll-behavior:auto}
  .marquee__track{animation:none}
  .chip--pulse::after{animation:none}
  .meter__bar i{animation:none}
  .reveal{transition:none}
}