:root{
  --bg:#FFFFFF;
  --bg2:#F7F9FF;
  --panel:#FFFFFF;
  --panel2:#FBFCFF;
  --text:#0B1020;
  --muted:#4B5563;
  --muted2:#6B7280;
  --line:#E6E8F0;
  --line2:#DDE1EC;
  --shadow:0 22px 60px rgba(15, 23, 42, .10);
  --shadow2:0 12px 26px rgba(15, 23, 42, .08);
  --brand:#2563EB; /* single blue accent */
  --radius:16px;
  --radius2:20px;
  --container:1120px;
  --topbarH:64px;
}

*{box-sizing:border-box}
html,body{height:100%}
html{scroll-behavior:smooth; scroll-padding-top:84px}
body{
  margin:0;
  font-family:Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color:var(--text);
  overflow-x:hidden;
}

a{color:inherit; text-decoration:none}
strong{font-weight:650}

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

/* Background placeholder (kept for HTML compatibility) */
.bg{position:fixed; inset:0; z-index:-2; pointer-events:none; background:none}

/* Topbar */
.topbar{
  position:sticky;
  top:0;
  z-index:50;
  backdrop-filter: blur(10px);
  background: rgba(255,255,255,.78);
  border-bottom:1px solid var(--line);
}
.topbar__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:14px 0;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  min-width:190px;
}
.brand__mark{
  width:34px; height:34px;
  display:grid; place-items:center;
  border-radius:12px;
  border:1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow2);
}
.brand__text{font-weight:800; letter-spacing:.2px}
.brand__pill{
  font-size:12px;
  padding:6px 10px;
  border-radius:999px;
  background: rgba(37,99,235,.06);
  border:1px solid rgba(37,99,235,.18);
  color: var(--brand);
}
.nav{display:flex; gap:10px; align-items:center}
.nav__link{
  font-size:13.5px;
  color: var(--muted);
  padding:8px 10px;
  border-radius:10px;
  border:1px solid transparent;
  transition: background .18s ease, border-color .18s ease, color .18s ease;
}
.nav__link:hover{
  color: var(--text);
  background: rgba(15,23,42,.03);
  border-color: rgba(15,23,42,.06);
}
.topbar__cta{display:flex; gap:10px; align-items:center}

/* Buttons */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  font-weight:700;
  font-size:14px;
  padding:10px 14px;
  border-radius:12px;
  border:1px solid var(--line);
  background: var(--panel);
  color: var(--text);
  transition: transform .16s ease, box-shadow .16s ease, background .16s ease, border-color .16s ease;
  cursor:pointer;
}
.btn:hover{transform:translateY(-1px); border-color:var(--line2); background:var(--panel2); box-shadow:var(--shadow2)}
.btn:active{transform:translateY(0)}
.btn--primary{
  border-color: rgba(37,99,235,.22);
  background: var(--brand);
  color:#fff;
  box-shadow: 0 14px 28px rgba(37,99,235,.18);
}
.btn--primary:hover{background:#1D4ED8; border-color: rgba(37,99,235,.28)}
.btn--ghost{background: rgba(255,255,255,.72)}
.btn--sm{padding:9px 12px; font-size:13px; border-radius:11px}
.btn--lg{padding:12px 16px; font-size:14px; border-radius:14px}

/* Sections */
.screen{
  padding:100px 0;
  scroll-margin-top:84px;
}
.screen + .screen{border-top:1px solid var(--line)}
.screen--hero{padding-top:100px}

.screen__inner{
  display:grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 32px;
  align-items:start;
}
.screen__content{max-width:640px}
.screen__title{
  margin:12px 0 16px;
  font-size: clamp(34px, 4.2vw, 52px);
  line-height:1.08;
  letter-spacing:-.5px;
}
.screen__desc{
  margin:0 0 24px;
  color:var(--muted);
  font-size:16.5px;
  line-height:1.85;
}
.screen__actions{
  margin-top:0;
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.screen__aside{display:grid; gap:12px}

/* Tag + kicker */
.tag{
  display:inline-flex;
  align-items:center;
  padding:6px 10px;
  border-radius:999px;
  border:1px solid var(--line);
  background: var(--panel);
  color: var(--muted2);
  font-size:12px;
  letter-spacing:.3px;
}
.kicker{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:8px 12px;
  border-radius:999px;
  background: rgba(255,255,255,.84);
  border:1px solid var(--line);
  color: var(--muted);
  font-size:13px;
}
.kicker__dot{
  width:8px; height:8px;
  border-radius:999px;
  background: var(--brand);
  box-shadow:0 0 0 6px rgba(37,99,235,.10);
}
.grad{color: var(--brand)}

/* Bullets */
.bullets{
  margin:0 0 28px;
  padding:0 0 0 20px;
  color: rgba(15, 23, 42, .86);
  line-height:2;
  font-size:14.5px;
}
.bullets li{margin:10px 0}

/* Platforms logos */
.platforms{
  width: 100%;
  padding: 48px 0 16px;
  background: rgba(255,255,255,.50);
}
.platforms .container{
  width: min(var(--container), calc(100% - 40px));
  margin-inline: auto;
}
.platforms__list{
  width: 100%;
  padding: 0;
  position: relative;
  overflow: hidden;
  mask-image: linear-gradient(to right, transparent 0%, #000 12%, #000 88%, transparent 100%);
  -webkit-mask-image: linear-gradient(to right, transparent 0%, #000 12%, #000 88%, transparent 100%);
}
.platforms__track{
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  gap: 60px;
  width: fit-content;
  animation: platformScroll 30s linear infinite;
}
.platform{
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  color: rgba(15,23,42,.70);
  transition: opacity .15s ease;
  justify-content: center;
}
.platform:hover{
  opacity: .8;
}
.platform img{
  width: 80px;
  height: 50px;
  object-fit: contain;
  display: block;
  flex-shrink: 0;
}
.platform__icon{
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  flex-shrink: 0;
}
.platform__icon svg{
  width: 24px;
  height: 24px;
  display: block;
  color: rgba(15,23,42,.75);
}
.platform__name{
  font-size: 14px;
  font-weight: 500;
  color: rgba(15,23,42,.75);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

@keyframes platformScroll{
  0%{transform: translateX(0)}
  100%{transform: translateX(-50%)}
}

/* Hero (first screen) */
.screen--overview{
  min-height: calc(100svh - 84px);
  padding: 56px 0;
  display:flex;
  align-items:center;
  position:relative;
  overflow:hidden;
  background:
    radial-gradient(1100px 620px at 50% 0%, rgba(37,99,235,.07), transparent 62%),
    linear-gradient(180deg, var(--bg2), var(--bg));
}
.screen--overview .screen__inner{grid-template-columns: 1fr}
.heroDeco{position:absolute; inset:0; pointer-events:none; z-index:0}
.screen--overview .container{position:relative; z-index:1}

.heroLayout{
  width:100%;
  display:grid;
  grid-template-columns: 1.08fr .92fr;
  gap: 32px;
  align-items:center;
}
.heroLayout--imageLeft{
  grid-template-columns: 1.2fr .8fr; /* left visual bigger */
  gap: 36px;
}
.heroVisual{
  padding-left: 0;
  margin-left: -20px; /* 整体往左移动 */
}
.heroVisual{
  display:flex;
  align-items:center;
  justify-content:center;
}
.matrixSvg{
  width:100%;
  max-width:660px;
  height:auto;
}
.matrixRing--a{
  transform-origin: 320px 260px;
  animation: ringSlow 18s linear infinite;
}
.matrixRing--b{
  transform-origin: 320px 260px;
  animation: ringSlow2 26s linear infinite;
}
/* 中心标签悬浮显示（上方） */
.matrixCore{
  cursor:pointer;
  transition: transform .2s ease;
}
.matrixCore:hover{
  transform: scale(1.02);
}
.matrixCore:hover .matrixCore__label{
  opacity: 1 !important;
  transition: opacity .2s ease;
}
.matrixCore__label{
  pointer-events:none;
  transition: opacity .2s ease;
}

/* 节点标签始终显示在图标附近 */
.matrixNode{
  cursor:pointer;
}

.matrixRing{
  stroke-dasharray: 10 8;
  stroke-linecap: round;
  opacity:.9;
}
.matrixRing--b{
  stroke-dasharray: 2 10;
  opacity:.65;
}
.matrixNode{
  transform-origin: center;
  animation: nodeFloat 8.5s ease-in-out infinite;
}
.matrixNode--tools{animation-delay:-2.4s}
.matrixNode--infra{animation-delay:-4.8s}
/* 节点信息点样式 */
.matrixNode__info{
  pointer-events: none;
}
.matrixNode__info text{
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  letter-spacing: 0.2px;
}
.matrixDots{
  transform-origin: 320px 260px;
  animation: dotsOrbit 12s linear infinite;
  opacity:.75;
}

@keyframes ringSlow{
  0%{transform: rotate(0deg)}
  100%{transform: rotate(360deg)}
}
@keyframes ringSlow2{
  0%{transform: rotate(0deg)}
  100%{transform: rotate(-360deg)}
}
@keyframes nodeFloat{
  0%,100%{transform: translate3d(0,0,0)}
  50%{transform: translate3d(0,-6px,0)}
}
@keyframes dotsOrbit{
  0%{transform: rotate(0deg)}
  100%{transform: rotate(360deg)}
}
.heroTitle{
  margin:12px 0 24px;
  font-size: clamp(42px, 5.2vw, 64px);
  line-height:1.02;
  letter-spacing:-.9px;
  color:#0B1020;
  white-space: nowrap;
}
.heroSteps{
  margin:28px 0 0;
  display:flex;
  flex-direction:column;
  gap:16px;
}
.heroStep{
  display:flex;
  align-items:flex-start;
  gap:12px;
  padding:14px 0;
  color:var(--text);
  font-size:17px;
  line-height:1.6;
}
.heroStep__num{
  flex-shrink:0;
  width:32px;
  height:32px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:rgba(37,99,235,.12);
  color:#2563EB;
  font-size:16px;
  font-weight:800;
  border-radius:8px;
}
.heroStep__text{
  flex:1;
  padding-top:4px;
}
.heroStep__text strong{
  color:#2563EB;
  font-weight:700;
}
.heroDesc{
  margin:0;
  color:var(--muted);
  font-size:16.5px;
  line-height:1.8;
}
.heroActions{
  margin-top:16px;
  display:flex;
  gap:10px;
  flex-wrap:wrap;
}
.heroPath{
  margin-top:14px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  color:var(--muted2);
  font-size:13px;
}
.heroPath__item{
  padding:7px 10px;
  border-radius:999px;
  border:1px solid var(--line);
  background: rgba(37,99,235,.04);
}
.heroPath__sep{
  width:18px;
  height:1px;
  background: var(--line2);
}
.scrollHint{margin-top:14px; font-size:13px; color:var(--muted2)}

/* Site cards (removed from hero as per new layout) */

/* 二屏：三模块关联图 */
.screen--modules{
  background: linear-gradient(180deg, rgba(37,99,235,.03), transparent 70%);
}
.modulesLayout{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items:center;
}
.modulesList{
  display:grid;
  gap: 14px;
}
.modulesItem{
  display:flex;
  gap: 12px;
  align-items:flex-start;
  padding: 14px 14px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow2);
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  transition: all .2s ease;
}
.modulesItem:hover{
  border-color: rgba(37,99,235,.3);
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}
.modulesItem:active{
  transform: translateY(0);
}
.modulesItem__icon{
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display:flex;
  align-items:center;
  justify-content:center;
  background: rgba(37,99,235,.06);
  border: 1px solid rgba(37,99,235,.18);
  color: var(--brand);
  flex: 0 0 auto;
}
.modulesItem__title{
  font-weight: 860;
  letter-spacing: .2px;
  color: var(--text);
}
.modulesItem__desc{
  margin-top: 6px;
  color: var(--muted);
  line-height: 1.65;
  font-size: 14.5px;
}
.modulesGraph{
  border-radius: 22px;
  border: 1px solid var(--line);
  background:
    radial-gradient(900px 420px at 50% 0%, rgba(37,99,235,.06), transparent 60%),
    linear-gradient(180deg, rgba(255,255,255,.92), rgba(255,255,255,.82));
  box-shadow: var(--shadow);
  padding: 18px;
}
.modulesSvg{
  width: 100%;
  height: auto;
  display:block;
}
.modulesNote{
  margin-top: 10px;
  text-align:center;
  font-size: 13px;
  color: var(--muted2);
}

@media (max-width: 980px){
  .modulesLayout{grid-template-columns: 1fr;
  .platforms__list{
    gap: 12px;
  }
  .platform__icon{
    width: 32px;
    height: 32px;
  }
  .platform__icon svg{
    width: 20px;
    height: 20px;
  }
  .platform__name{
    font-size: 12px;
  }
}
  .modulesGraph{order: 1;}
  .modulesList{order: 2;}
}

/* Hero decor: quiet top lines + designed bubbles */
.heroDeco__line{
  position:absolute;
  top:22px;
  height:1px;
  width:min(240px, 26vw);
  background: linear-gradient(90deg, transparent, rgba(15,23,42,.10), transparent);
  opacity:.55;
  animation: heroLine 14s ease-in-out infinite;
}
.heroDeco__line--l{left: min(7vw, 72px)}
.heroDeco__line--r{right: min(7vw, 72px); animation-delay:-4s}
.heroDeco__blob{display:none}

.heroDeco__bubble{
  position:absolute;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.76);
  background:
    radial-gradient(circle at 28% 26%, rgba(255,255,255,.62), rgba(255,255,255,0) 40%),
    radial-gradient(circle at 70% 72%, rgba(37,99,235,.10), rgba(37,99,235,0) 58%),
    radial-gradient(circle at 38% 64%, rgba(37,99,235,.06), rgba(37,99,235,0) 62%);
  box-shadow: 0 18px 36px rgba(15,23,42,.06);
  opacity:.95;
  backdrop-filter: blur(8px);
  will-change: transform;
}
.heroDeco__bubble:before{
  content:"";
  position:absolute;
  inset:0;
  border-radius:999px;
  box-shadow: inset 0 0 0 1px rgba(37,99,235,.10);
  opacity:.9;
}
.heroDeco__bubble:after{
  content:"";
  position:absolute;
  inset:-10%;
  border-radius:999px;
  background: conic-gradient(
    from 210deg,
    transparent 0 72%,
    rgba(255,255,255,.50) 78% 84%,
    transparent 90% 100%
  );
  -webkit-mask: radial-gradient(farthest-side, transparent 62%, #000 64% 72%, transparent 74%);
  mask: radial-gradient(farthest-side, transparent 62%, #000 64% 72%, transparent 74%);
  opacity:.8;
}
.heroDeco__bubble--l1{
  left: clamp(12px, 3.2vw, 54px);
  top: calc(50% - 58px);
  width: 92px;
  height: 92px;
  animation: bubbleDriftA 18s cubic-bezier(.45,0,.55,1) infinite;
}
.heroDeco__bubble--l2{
  left: clamp(54px, 6.6vw, 112px);
  top: calc(50% + 70px);
  width: 54px;
  height: 54px;
  opacity:.78;
  animation: bubbleDriftB 22s cubic-bezier(.45,0,.55,1) infinite;
  animation-delay:-6.2s;
}
.heroDeco__bubble--r1{
  right: clamp(12px, 3.2vw, 54px);
  top: calc(50% - 26px);
  width: 78px;
  height: 78px;
  animation: bubbleDriftB 20s cubic-bezier(.45,0,.55,1) infinite;
  animation-delay:-3.5s;
}
.heroDeco__bubble--r2{
  right: clamp(58px, 6.6vw, 116px);
  top: calc(50% + 76px);
  width: 46px;
  height: 46px;
  opacity:.76;
  animation: bubbleDriftA 24s cubic-bezier(.45,0,.55,1) infinite;
  animation-delay:-9.1s;
}

@keyframes heroLine{
  0%,100%{opacity:.35}
  50%{opacity:.62}
}
@keyframes bubbleDriftA{
  0%,100%{transform: translate3d(0,0,0) rotate(0deg) scale(1)}
  35%{transform: translate3d(10px,-14px,0) rotate(1.2deg) scale(1.016)}
  70%{transform: translate3d(-8px,-6px,0) rotate(-1deg) scale(.997)}
}
@keyframes bubbleDriftB{
  0%,100%{transform: translate3d(0,0,0) rotate(0deg) scale(1)}
  40%{transform: translate3d(-10px,-16px,0) rotate(-1.4deg) scale(1.014)}
  75%{transform: translate3d(8px,-6px,0) rotate(1deg) scale(.998)}
}

/* AI screen: reverse layout for variety */
.screen--ai .screen__inner{
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.screen--ai .screen__content{
  order:2;
  max-width: none;
}
.screen--ai .screen__aside{
  order:1;
  position: sticky;
  top: 100px;
}

/* Mock chat card */
.mock{
  border-radius:20px;
  border:1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow2);
  overflow:hidden;
}
.mock__top{
  display:flex;
  gap:8px;
  padding:10px 12px;
  border-bottom:1px solid var(--line);
  background: rgba(15,23,42,.01);
}
.mock__dot{width:10px; height:10px; border-radius:99px; background: rgba(15,23,42,.14)}
.mock__body{padding:20px 18px}
.mock__line{height:10px; border-radius:8px; background: rgba(15,23,42,.07); margin:12px 0}
.w90{width:90%}.w70{width:70%}.w60{width:60%}
.mock__bubble{
  width: fit-content;
  max-width: 88%;
  padding:12px 14px;
  border-radius:14px;
  border:1px solid var(--line);
  background: rgba(15,23,42,.02);
  color: rgba(15,23,42,.86);
  font-size:13.5px;
  line-height:1.65;
  margin:12px 0;
}
.mock__bubble--alt{
  margin-left:auto;
  background: rgba(37,99,235,.06);
  border-color: rgba(37,99,235,.18);
}

/* Tools: full-width dual cards */
.toolsLayout{
  width:min(var(--container), calc(100% - 40px));
  margin-inline:auto;
}
.toolsHead{max-width:760px}
.toolsTitle{
  margin:10px 0 8px;
  font-size: clamp(32px, 3.6vw, 44px);
  letter-spacing:-.4px;
}
.toolsDesc{margin:0; color:var(--muted); line-height:1.75}
.toolsGrid{
  margin-top:14px;
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:14px;
}
.toolsCard{
  border-radius:20px;
  border:1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow2);
  padding:16px;
}
.toolsCard__title{font-weight:860; color:var(--text)}
.toolsCard__big{margin-top:10px; font-size:46px; font-weight:900; letter-spacing:-1px}
.toolsCard__sub{margin-top:2px; color:var(--muted)}
.toolsCard__meta{margin-top:12px; font-size:13px; color:var(--muted2); line-height:1.55}
.toolsCard__pair{display:flex; gap:10px; align-items:flex-start; margin-top:12px}
.toolsCard__chip{
  font-size:12px;
  padding:6px 10px;
  border-radius:999px;
  border:1px solid var(--line);
  background: rgba(15, 23, 42, .02);
  color: rgba(15, 23, 42, .72);
  flex:0 0 auto;
}
.toolsCard__text{color:rgba(15, 23, 42, .86); line-height:1.55}
.toolsActions{margin-top:14px; display:flex; gap:10px; flex-wrap:wrap}

/* Infra */
.stack{
  border-radius:20px;
  border:1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow2);
  padding:14px;
  display:grid;
  gap:10px;
}
.stack__item{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:12px 12px;
  border-radius:14px;
  border:1px solid var(--line);
  background: rgba(15, 23, 42, .02);
}
.stack__k{font-weight:860; letter-spacing:.2px}
.stack__v{color:var(--muted)}

/* LLM: centered */
.llmLayout{
  width:min(var(--container), calc(100% - 40px));
  margin-inline:auto;
  display:grid;
  grid-template-columns: 1fr;
  gap:14px;
  justify-items:center;
}
.llmHead{width: min(860px, 100%); text-align:center}
.llmTitle{margin:10px 0 8px; font-size: clamp(32px, 3.6vw, 44px); letter-spacing:-.4px}
.llmDesc{margin:0; color:var(--muted); line-height:1.75}
.llmActions{margin-top:14px; display:flex; gap:10px; justify-content:center; flex-wrap:wrap}
.llmVisual{width:min(720px, 100%)}
.diagram{
  border-radius:20px;
  border:1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow2);
  padding:18px 14px;
  display:grid;
  justify-items:center;
  gap:14px;
}
.diagram__node{
  width: min(420px, 100%);
  padding:12px 14px;
  border-radius:14px;
  border:1px solid var(--line);
  background: rgba(15, 23, 42, .02);
  text-align:center;
  color: rgba(15, 23, 42, .86);
  font-weight:740;
}
.diagram__node--brand{
  background: rgba(37,99,235,.06);
  border-color: rgba(37,99,235,.18);
  color: rgba(37,99,235,.92);
}
.diagram__line{width:2px; height:18px; background: rgba(15, 23, 42, .14); border-radius:2px}

/* FAQ */
.section{padding:100px 0; scroll-margin-top:84px}

/* 联系客服定制 */
.section--contact{
  position: relative;
  background:
    radial-gradient(900px 480px at 18% 10%, rgba(37,99,235,.08), transparent 60%),
    radial-gradient(800px 420px at 88% 30%, rgba(37,99,235,.05), transparent 62%);
}
.contactLayout{
  display:grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 32px;
  align-items:center;
}
.contactTitle{
  margin: 12px 0 10px;
  font-size: clamp(34px, 4.2vw, 48px);
  line-height: 1.08;
  letter-spacing: -.5px;
}
.contactDesc{
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.85;
}
.contactPoints{
  margin: 16px 0 0;
  padding: 0 0 0 18px;
  color: rgba(15, 23, 42, .86);
  line-height: 1.85;
  font-size: 14.5px;
}
.contactPoints li{margin: 8px 0}

.contactCard{
  border-radius: 22px;
  border: 1px solid var(--line);
  background:
    radial-gradient(900px 420px at 50% 0%, rgba(37,99,235,.08), transparent 60%),
    linear-gradient(180deg, rgba(255,255,255,.92), rgba(255,255,255,.84));
  box-shadow: var(--shadow);
  padding: 18px;
}
.contactCard__top{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap: 12px;
  margin-bottom: 12px;
}
.contactMini{color: var(--muted2); font-size: 12.5px; line-height:1.4; padding-top:4px}

.contactBadge{
  display:flex;
  gap: 10px;
  align-items:center;
}
.contactBadge__icon{
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display:flex;
  align-items:center;
  justify-content:center;
  color: #fff;
  background: var(--brand);
  box-shadow: 0 14px 28px rgba(37,99,235,.18);
}
.contactBadge__k{font-weight: 900; letter-spacing:.2px}
.contactBadge__v{color: var(--muted2); font-size: 13px; margin-top: 2px}

.contactRow{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  padding:12px 12px;
  border-radius:16px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.70);
}
.contactKey{font-weight:860; letter-spacing:.2px; color: rgba(15,23,42,.80)}
.contactVal{color: var(--brand); text-decoration: none; word-break: break-all}
.contactVal:hover{text-decoration: underline; text-underline-offset: 3px}
.contactActions{margin-top:14px; display:flex; gap:10px; flex-wrap:wrap}
.contactCard__hint{margin-top:12px; color: var(--muted2); font-size: 12.5px}

@media (max-width: 980px){
  .contactLayout{grid-template-columns:1fr}
}
.section__head{max-width:720px; margin-bottom:18px}
.section__title{margin:0; font-size:26px; letter-spacing:-.25px}
.section__desc{margin:10px 0 0; color:var(--muted); line-height:1.7}
.faq{display:grid; gap:10px}
.faq__item{
  border-radius:18px;
  background: var(--panel);
  border:1px solid var(--line);
  box-shadow: var(--shadow2);
  padding:12px 14px;
}
.faq__q{
  cursor:pointer;
  list-style:none;
  font-weight:760;
  padding:4px 2px;
}
.faq__q::-webkit-details-marker{display:none}
.faq__a{margin-top:10px; color:var(--muted); line-height:1.75; font-size:14px}

/* Footer */
.footer{
  padding:28px 0 40px;
  border-top:1px solid var(--line);
  background: var(--bg2);
}
.footer__inner{display:flex; align-items:center; justify-content:space-between; gap:16px}
.footer__brand{font-weight:860; letter-spacing:.2px}
.footer__small{margin-top:6px; color:rgba(15, 23, 42, .55); font-size:12px}
.footer__right{display:flex; gap:12px; flex-wrap:wrap}
.footer__link{
  font-size:13px;
  color:rgba(15, 23, 42, .72);
  padding:8px 10px;
  border-radius:10px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.86);
}
.footer__link:hover{color:rgba(15, 23, 42, .92); border-color:var(--line2)}

/* Toast */
.toast{
  position:fixed;
  left:50%;
  bottom:18px;
  transform:translateX(-50%);
  padding:10px 12px;
  border-radius:999px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(10px);
  color:rgba(15, 23, 42, .84);
  font-size:13px;
  opacity:0;
  pointer-events:none;
  transition: opacity .18s ease, transform .18s ease;
}
.toast--show{opacity:1; transform:translateX(-50%) translateY(-2px)}

/* Reveal */
.reveal{
  opacity:0;
  transform: translateY(18px) scale(.985);
  transition:
    opacity .7s cubic-bezier(.2,.8,.2,1),
    transform .7s cubic-bezier(.2,.8,.2,1);
}
.reveal--in{opacity:1; transform: translateY(0) scale(1)}

@media (max-width: 980px){
  .nav{display:none}
  .screen{padding:72px 0}
  .screen--hero{padding-top:72px}
  .screen--overview{min-height:auto; padding:72px 0}
  .screen__inner{grid-template-columns:1fr}
  .heroLayout{grid-template-columns:1fr}
  .heroPath__sep{display:none}
  .heroVisual{padding: 14px; border-radius: 20px}
  .matrixSvg{max-width: 560px}
  .toolsGrid{grid-template-columns:1fr}
  .topbar__cta .btn--ghost{display:none}
  .platforms__list{
    gap: 12px;
  }
  .platform__icon{
    width: 32px;
    height: 32px;
  }
  .platform__icon svg{
    width: 20px;
    height: 20px;
  }
  .platform__name{
    font-size: 12px;
  }
}

@media (prefers-reduced-motion: reduce){
  *{scroll-behavior:auto}
  .btn, .reveal, .toast, .siteCard{transition:none}
  .heroDeco__line, .heroDeco__bubble{animation:none}
}