.shell { width: min(1120px, calc(100% - 48px)); margin: 0 auto; }
.topbar { position: sticky; top: 16px; z-index: 20; display: flex; justify-content: space-between; align-items: center; gap: 20px; min-height: 66px; margin-top: 16px; padding: 10px 12px 10px 20px; border-radius: 999px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); font-size: 19px; font-weight: 600; letter-spacing: -.03em; }
.brand:hover { text-decoration: none; }
.brand img { width: 30px; height: 30px; border-radius: 9px; }
.topbar nav { display: flex; gap: 26px; align-items: center; font-size: 13px; }
.topbar nav > a:not(.button) { color: var(--text); }
.topbar .button.secondary { border-color: rgba(0,102,204,.12); background: rgba(228,239,252,.65); }
.hero { text-align: center; padding-top: 56px; }
.hero .eyebrow { color: var(--accent); }
h1 { font-size: clamp(44px,6.2vw,72px); font-weight: 600; letter-spacing: -.045em; line-height: 1.05; margin: 16px 0 24px; }
h1 span { color: #6779ba; background: linear-gradient(100deg,#0066cc 20%,#7763b8 78%); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
h2 { font-size: clamp(30px,4vw,44px); font-weight: 600; letter-spacing: -.045em; line-height: 1.15; margin: 0 0 20px; }
h3 { font-size: 25px; font-weight: 600; letter-spacing: -.035em; line-height: 1.2; margin: 0 0 12px; }
.lead { max-width: 660px; margin: 0 auto; font-size: 21px; line-height: 1.45; color: var(--muted); letter-spacing: -.015em; }
.actions { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; margin: 30px 0 18px; }
.note { font-size: 13px; color: var(--muted); line-height: 1.6; }
.hero .note { max-width: 530px; margin: 0 auto; }
.hero-bot-link { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 6px 12px; margin: 0 auto 16px; font-size: 13px; }
.hero-bot-link a { display: inline-flex; align-items: center; min-height: 44px; }
.hero-bot-link span { color: var(--muted); }
#ecosystem { margin-bottom: 90px; scroll-margin-top: 110px; }
.service-links { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.service-links .panel { padding: 28px; }
.service-links h3 { font-size: 23px; }
.service-links p { color: var(--muted); }
.service-links a { display: inline-flex; align-items: center; min-height: 44px; }
@media (max-width: 900px) { .service-links { grid-template-columns: 1fr; } }
/* Illustration only: never represents a live connection status. */
.hero-scene { position: relative; height: 370px; max-width: 800px; margin: 28px auto 0; isolation: isolate; }
.scene-glow { position: absolute; inset: 10px -40px -15px; z-index: -1; background: radial-gradient(ellipse at 37% 64%,#ccdafa 0%,transparent 56%), radial-gradient(ellipse at 68% 38%,#e1d7f6 0%,transparent 52%); }
.scene-desktop { position: absolute; left: 8%; top: 40px; width: 68%; height: 280px; padding: 22px; border-radius: 24px; transform: rotate(-4deg); background: linear-gradient(130deg,#dce7fb,#fafcff 48%,#e4dff2); border: 1px solid #fff; box-shadow: 0 24px 48px -24px rgba(53,63,105,.35),inset 0 1px 0 #fff; }
.scene-window-bar { display: flex; gap: 5px; }
.scene-window-bar span { width: 7px; height: 7px; border-radius: 50%; background: rgba(59,65,88,.2); }
.scene-desktop-copy { margin: 45px 0 18px; text-align: left; font-size: 28px; font-weight: 600; line-height: 1.2; letter-spacing: -.04em; }
.scene-platforms { display: flex; flex-wrap: wrap; gap: 8px; }
.scene-platforms span { padding: 7px 12px; background: rgba(255,255,255,.78); border: 1px solid #fff; border-radius: 999px; font-size: 11px; color: #414654; }
.scene-phone { position: absolute; width: 168px; height: 318px; right: 11%; top: 24px; border-radius: 34px; padding: 8px; background: linear-gradient(150deg,#fafafa,#afb4c0 47%,#e9ebf0); box-shadow: 0 30px 45px -18px rgba(35,48,75,.35),inset 0 0 0 1px #fff; transform: rotate(7deg); }
.scene-phone-screen { height: 100%; border-radius: 27px; display: flex; flex-direction: column; align-items: center; background: linear-gradient(145deg,#eff5ff,#fafafe 55%,#ece6f9); overflow: hidden; padding: 12px 14px; }
.scene-camera { background: #1d1d1f; width: 50px; height: 13px; border-radius: 20px; margin-bottom: 36px; }
.scene-phone img { width: 48px; height: 48px; border-radius: 14px; box-shadow: 0 10px 20px rgba(32,34,44,.12); }
.scene-phone strong { font-size: 17px; margin: 12px 0 6px; font-weight: 600; letter-spacing: -.025em; }
.scene-phone small { font-size: 10px; color: var(--muted); }
.scene-power { display: grid; place-items: center; width: 48px; height: 48px; margin-top: 24px; border-radius: 50%; border: 1px solid #fff; background: rgba(255,255,255,.82); box-shadow: 0 4px 12px rgba(32,48,80,.08); color: var(--accent); }
.scene-power svg { width: 21px; height: 21px; }
.scene-chip { position: absolute; left: 4%; bottom: 22px; border-radius: 18px; padding: 16px 22px; text-align: left; }
.scene-chip strong, .scene-chip span { display: block; }
.scene-chip strong { font-size: 14px; font-weight: 600; }
.scene-chip span { color: var(--muted); font-size: 12px; }
.steps { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 30px; list-style: none; padding: 28px 0 0; margin: 14px 0 88px; border-top: 1px solid var(--border); }
.steps li { display: flex; gap: 14px; align-items: flex-start; }
.step-number { flex-shrink: 0; display: grid; place-items: center; width: 32px; height: 32px; border-radius: 50%; color: var(--accent); background: #e8effa; font-size: 13px; font-weight: 600; }
.steps b, .steps span:not(.step-number) { display: block; }
.steps b { font-size: 14px; font-weight: 600; }
.steps span:not(.step-number) { color: var(--muted); font-size: 13px; margin-top: 3px; }
.cards { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 22px; }
.panel { background: var(--panel); border: 1px solid rgba(29,29,31,.035); border-radius: 32px; padding: 38px; min-width: 0; }
.platform-entry { margin: 0 0 100px; }
.platform-entry .panel { position: relative; overflow: hidden; padding: 40px; }
.platform-entry .panel:first-child { background: linear-gradient(145deg,#e9f1fc,#fff 68%); }
.platform-entry .panel:last-child { background: linear-gradient(145deg,#eeebfa,#fff 68%); }
.platform-symbol { display: grid; place-items: center; width: 56px; height: 56px; border-radius: 17px; background: #fff; border: 1px solid rgba(255,255,255,.9); box-shadow: 0 6px 20px rgba(39,53,83,.07); margin-bottom: 36px; color: #3c609a; }
.platform-symbol svg { width: 27px; height: 27px; }
.platform-entry h2 { font-size: 34px; }
.cards p { color: var(--muted); margin: 12px 0 24px; }
.platform-entry .button { margin-top: 4px; color: var(--accent); }
.section-heading { margin-bottom: 32px; }
.section-heading p:not(.eyebrow) { max-width: 650px; color: var(--muted); font-size: 18px; }
.connect-panel { display: grid; grid-template-columns: .82fr 1.18fr; gap: 60px; padding: 50px; margin-bottom: 100px; }
.connect-panel h2 { font-size: 38px; }
.connect-intro > p:not(.eyebrow) { color: var(--muted); max-width: 300px; }
.connect-orbit { width: 96px; height: 96px; border-radius: 28px; margin-top: 38px; display: grid; place-items: center; background: linear-gradient(145deg,#e1ebfe,#fff 45%,#e9e0fa); box-shadow: inset 0 0 0 1px #fff,0 16px 26px -18px #9ea9c9; }
.connect-orbit svg { width: 36px; height: 36px; color: #5974aa; }
.selection { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 24px; }
.selection label { display: grid; gap: 8px; font-size: 13px; color: var(--muted); }
.selection select { width: 100%; font-size: 16px; background: #f8f9fc; }
[data-connect-instructions] > p { color: var(--muted); }
.connect-panel .client-guide { margin-top: 28px; }
.connect-panel .client-guide h3 { font-size: 23px; }
#apps { margin-bottom: 100px; }
.app-card { display: flex; flex-direction: column; align-items: flex-start; }
.app-card-actions { margin-top: auto; display: flex; flex-direction: column; gap: 10px; width: 100%; }
.app-card-actions > a { font-size: 15px; min-height: 44px; display: inline-flex; align-items: center; }
.app-card-actions .button { justify-content: center; width: 100%; }
.app-monogram { width: 64px; height: 64px; border-radius: 18px; background: #eff2f8; color: #4c607d; display: grid; place-items: center; font-size: 19px; font-weight: 600; margin-bottom: 24px; }
.app-monogram img { width: 64px; height: 64px; border-radius: 18px; }
#help { max-width: 820px; margin: 0 auto 100px; }
#help .section-heading { text-align: center; margin-bottom: 36px; }
#help details { border-bottom: 1px solid var(--border); padding: 18px 0; }
#help summary { cursor: pointer; font-size: 17px; font-weight: 500; min-height: 44px; display: flex; justify-content: space-between; align-items: center; gap: 20px; list-style: none; }
#help summary::-webkit-details-marker { display: none; }
#help summary::after { content: "+"; font-size: 24px; font-weight: 300; color: var(--muted); }
#help details[open] > summary::after { content: "−"; }
#help details p { color: var(--muted); margin: 12px 0 10px; max-width: 740px; }
footer.shell { display: flex; flex-wrap: wrap; align-items: center; gap: 26px; border-top: 1px solid var(--border); padding: 28px 0 38px; font-size: 12px; color: var(--muted); }
footer > span { margin-right: auto; }
footer a { color: var(--muted); min-height: 44px; display: inline-flex; align-items: center; }
@media (max-width: 900px) {
  .connect-panel { grid-template-columns: 1fr; gap: 22px; padding: 36px; }
  .connect-intro > p:not(.eyebrow) { max-width: 600px; }
  .connect-orbit { display: none; }
  .steps { gap: 18px; }
}
@media (max-width: 600px) {
  html { scroll-padding-top: 100px; }
  .shell { width: calc(100% - 32px); }
  .topbar { top: 10px; margin-top: 10px; min-height: 60px; padding: 8px 8px 8px 14px; gap: 10px; }
  .brand { font-size: 17px; gap: 8px; }
  .brand img { width: 27px; height: 27px; border-radius: 8px; }
  .topbar nav { gap: 0; }
  .topbar nav > a:not(.button) { display: none; }
  .topbar .button.small { font-size: 12px; padding: 9px 13px; }
  .hero { padding-top: 54px; }
  h1 { font-size: clamp(42px,10.8vw,60px); margin-bottom: 22px; }
  .lead { font-size: 18px; padding: 0 6px; }
  .actions { gap: 10px; margin-top: 26px; }
  .actions .button { padding: 11px 17px; font-size: 14px; }
  .hero .note { font-size: 12px; padding: 0 10px; }
  .hero-scene { height: 300px; margin-top: 32px; }
  .scene-glow { inset: 0; }
  .scene-desktop { left: 0; top: 56px; width: 78%; height: 210px; padding: 17px; border-radius: 20px; }
  .scene-desktop-copy { font-size: 21px; margin-top: 28px; }
  .scene-platforms { max-width: 150px; gap: 5px; }
  .scene-platforms span { font-size: 9px; padding: 4px 8px; }
  .scene-phone { right: 4%; top: 18px; width: 132px; height: 256px; border-radius: 29px; padding: 6px; }
  .scene-phone-screen { border-radius: 23px; padding: 11px 7px; }
  .scene-camera { margin-bottom: 28px; width: 44px; height: 11px; }
  .scene-phone img { width: 40px; height: 40px; border-radius: 12px; }
  .scene-phone strong { font-size: 14px; }
  .scene-phone small { font-size: 9px; }
  .scene-power { width: 40px; height: 40px; margin-top: 18px; }
  .scene-chip { left: 0; bottom: 10px; padding: 12px 15px; border-radius: 15px; }
  .scene-chip strong { font-size: 12px; }
  .scene-chip span { font-size: 10px; }
  .steps { grid-template-columns: 1fr; gap: 20px; margin-bottom: 60px; }
  .steps b { font-size: 15px; }
  .cards { grid-template-columns: 1fr; gap: 16px; }
  .panel, .platform-entry .panel { border-radius: 26px; padding: 28px; }
  .platform-entry, .connect-panel, #apps, #help { margin-bottom: 64px; }
  .platform-symbol { margin-bottom: 28px; }
  .platform-entry h2, .connect-panel h2 { font-size: 30px; }
  .selection { grid-template-columns: 1fr; }
  #help summary { font-size: 16px; }
  footer.shell { gap: 8px 22px; }
  footer > span { flex-basis: 100%; }
}
@media (forced-colors: active) {
  h1 span { background: none; -webkit-text-fill-color: CanvasText; }
  .hero-scene { display: none; }
  .panel { border: 1px solid CanvasText; }
}