@font-face {
  font-family: "Plus Jakarta Sans";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/plus-jakarta-sans-latin-400.woff2") format("woff2");
}
@font-face {
  font-family: "Plus Jakarta Sans";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("../fonts/plus-jakarta-sans-latin-500.woff2") format("woff2");
}
@font-face {
  font-family: "Plus Jakarta Sans";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("../fonts/plus-jakarta-sans-latin-600.woff2") format("woff2");
}
@font-face {
  font-family: "Plus Jakarta Sans";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("../fonts/plus-jakarta-sans-latin-700.woff2") format("woff2");
}
@font-face {
  font-family: "Plus Jakarta Sans";
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url("../fonts/plus-jakarta-sans-latin-800.woff2") format("woff2");
}
@font-face {
  font-family: "Sora";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("../fonts/sora-latin-600.woff2") format("woff2");
}
@font-face {
  font-family: "Sora";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("../fonts/sora-latin-700.woff2") format("woff2");
}
@font-face {
  font-family: "Sora";
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url("../fonts/sora-latin-800.woff2") format("woff2");
}

    :root {
      --white: #FFFFFF;
      --soft: #F6F9FF;
      --mist: #EAF3FF;
      --blue: #1264FF;
      --blue2: #287BFF;
      --cyan: #19D3FF;
      --navy: #07162F;
      --ink: #07162F;
      --muted: #5A6B84;
      --success: #16B364;
      --success-text: #0C7A42;
      --strike: #5F6E86;
      --danger-text: #C43B3B;
      --blue-text: #0F5AE6;
      --coral: #E85D5D;
      --coral-soft: #FFF1F1;
      --line: rgba(18,100,255,0.12);
      --shadow: 0 14px 40px rgba(7,22,47,0.06);
      --font: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
      --display: "Sora", "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
      --header: 68px;
      --sticky: 70px;
      --fab-offset: calc(var(--sticky) + env(safe-area-inset-bottom, 0px) + 16px);
      --pad: 20px;
      /* Brand motion system — use everywhere */
      --ease-brand: cubic-bezier(.22, .68, .36, 1);
      --ease-soft: cubic-bezier(.33, .12, .18, 1);
      --dur-fast: .2s;
      --dur-med: .35s;
      --dur-slow: .55s;
      --dur-fill: .55s;
      --glow-blue: 0 0 18px rgba(18,100,255,.28);
      --glow-cyan: 0 0 16px rgba(25,211,255,.4);
      --liquid: linear-gradient(180deg, rgba(160,230,255,.95) 0%, #5BB8FF 22%, #287BFF 55%, #1264FF 100%);
    }
    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
    body {
      margin: 0; font-family: var(--font); color: var(--navy);
      background: var(--white); line-height: 1.55;
      overflow-x: hidden;
      padding-bottom: calc(var(--sticky) + env(safe-area-inset-bottom, 0px));
    }
    img, svg, canvas { display: block; max-width: 100%; }
    a { color: inherit; text-decoration: none; }
    button, input { font: inherit; }
    button { cursor: pointer; border: 0; background: none; }
    :focus-visible {
      outline: 2px solid var(--blue);
      outline-offset: 3px;
      box-shadow: 0 0 0 5px #fff;
    }

    .skip-link {
      position: absolute; left: 12px; top: 0; z-index: 200;
      padding: 10px 14px; border-radius: 10px;
      background: var(--blue); color: #fff; font-weight: 700; font-size: 14px;
      transform: translateY(-150%);
    }
    .skip-link:focus, .skip-link:focus-visible {
      transform: translateY(12px); outline: 2px solid var(--blue); outline-offset: 3px;
      box-shadow: 0 0 0 5px #fff;
    }
    .wrap { width: min(1100px, calc(100% - 40px)); margin-inline: auto; min-width: 0; max-width: 100%; box-sizing: border-box; }
    .sec-title { margin-top: 10px; }
    .eyebrow {
      display: inline-flex; align-items: center; gap: 8px;
      font-size: 12px; font-weight: 800; letter-spacing: 0.14em;
      text-transform: uppercase; color: var(--blue-text);
    }
    .dot {
      width: 8px; height: 8px; border-radius: 50%; background: var(--success);
      box-shadow: none;
      animation: none;
    }

    h1,h2,h3 { font-family: var(--display); margin: 0; letter-spacing: -0.03em; line-height: 1.08; }
    h1 { font-size: clamp(2rem, 7vw, 4rem); font-weight: 800; }
    h2 { font-size: clamp(1.45rem, 4.2vw, 2.35rem); font-weight: 700; }
    h3 { font-size: 1rem; font-weight: 700; }
    p { margin: 0; color: var(--muted); }
    .lead { margin-top: 14px; font-size: 1.05rem; max-width: 34ch; }

    .btn {
      display: inline-flex; align-items: center; justify-content: center; gap: 8px;
      min-height: 48px; padding: 0 22px; border-radius: 14px;
      font-weight: 700; transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
    }
    .btn:active, .btn-primary:active, .copy-btn:active { transform: scale(.98); }
    .btn-primary {
      background: var(--blue);
      color: #fff; box-shadow: 0 12px 28px rgba(18,100,255,.28);
    }
    .btn-primary:hover { transform: translateY(-1px); box-shadow: 0 16px 34px rgba(18,100,255,.36); }
    .btn-primary .arr { transition: transform .2s ease; }
    .btn-primary:hover .arr { transform: translateX(3px); }
    .btn-ghost {
      background: var(--mist); color: var(--blue-text); border: 1px solid var(--line);
    }

    /* Header */
    .site-header {
      position: sticky; top: 0; z-index: 80; height: var(--header);
      background: rgba(255,255,255,.9); backdrop-filter: none;
      border-bottom: 1px solid rgba(18,100,255,.08);
      box-shadow: 0 4px 24px rgba(7,22,47,.03);
    }
    .header-inner {
      height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 10px;
      overflow: hidden;
    }
    .desk-nav { display: none; align-items: center; gap: 2px; flex-wrap: nowrap; justify-content: flex-end; flex: 1 1 auto; min-width: 0; }
    .desk-nav > a:not(.btn) {
      padding: 8px 9px; font-size: 13px; font-weight: 700; color: var(--muted);
      border-radius: 0; transition: color .2s ease; white-space: nowrap;
      border-bottom: 2px solid transparent; line-height: 1.2;
    }
    .desk-nav > a:not(.btn):hover { color: var(--blue-text); }
    .desk-nav > a:not(.btn).is-active {
      color: var(--blue-text);
      border-bottom-color: var(--blue);
    }
    .desk-nav .desk-cta {
      min-height: 40px; padding: 0 14px; margin-left: 6px; flex-shrink: 0;
      font-size: 13px; border-radius: 12px;
    }
    .after-pay {
      margin-top: 22px; padding: 18px 18px 16px; border-radius: 18px; text-align: left;
      background: #fff; border: 1px solid rgba(18,100,255,.12);
      box-shadow: 0 10px 28px rgba(7,22,47,.05);
    }
    .after-pay h3 { margin: 0 0 8px; font-family: var(--display); font-size: 1.05rem; }
    .after-pay ol { margin: 0 0 14px; padding-left: 1.2em; color: var(--muted); font-size: 14px; line-height: 1.55; }
    .after-pay ol li + li { margin-top: 6px; }
    .tx-check { display: grid; gap: 10px; }
    .tx-check label { font-size: 12px; font-weight: 700; color: var(--navy); letter-spacing: .03em; text-transform: uppercase; }
    .tx-check input {
      width: 100%; min-height: 46px; padding: 0 14px; border-radius: 12px;
      border: 1px solid rgba(18,100,255,.18); font: inherit; color: var(--navy); background: var(--mist);
    }
    .tx-check .tx-actions { display: flex; flex-wrap: wrap; gap: 8px; }
    .tx-check .msg { margin: 0; font-size: 13px; color: var(--muted); line-height: 1.45; }
    .tx-check .msg.is-error { color: var(--danger-text); }
    .safety-banner {
      margin: 0 0 14px; padding: 12px 14px; border-radius: 14px; text-align: left;
      background: rgba(18,100,255,.06); border: 1px solid rgba(18,100,255,.18);
      font-size: 13px; color: var(--navy); line-height: 1.45;
    }
    .safety-banner strong { display: block; margin-bottom: 4px; color: var(--blue-text); font-size: 12px; letter-spacing: .04em; text-transform: uppercase; }
    .sec-head h2 { margin-top: 10px; }
    .brand { display: flex; align-items: center; gap: 11px; min-width: 0; flex-shrink: 0; }
    .brand strong { display: block; font-family: var(--display); font-size: 1.05rem; line-height: 1.1; }
    .brand .meta { display: block; font-size: 12px; color: var(--muted); }
    /* ZeroTrx logo — sharp, no shadow; keep animation as created */
    .logo-live {
      position: relative;
      width: 42px; height: 42px; flex: none;
      display: grid; place-items: center;
      perspective: 120px;
    }
    .logo-live .logo-aura {
      position: absolute; inset: -3px; border-radius: 14px;
      border: 1.5px solid rgba(18,100,255,0.35);
      background: transparent;
      animation: logoAura 2.4s ease-in-out infinite;
      pointer-events: none;
    }
    .logo-live .logo-ring {
      position: absolute; inset: 0; border-radius: 12px;
      border: 1.5px solid rgba(255,255,255,0.55);
      animation: logoRing 2.8s ease-in-out infinite;
      pointer-events: none;
      z-index: 2;
    }
    .logo-live .logo-core {
      position: relative; z-index: 1;
      width: 36px; height: 36px; border-radius: 11px;
      display: grid; place-items: center; color: #fff; overflow: hidden;
      background: linear-gradient(145deg, #2B8BFF 0%, var(--blue) 50%, #0E56E0 100%);
      background-size: 160% 160%;
      animation: logoCore 4s ease infinite;
      box-shadow: none;
      filter: none;
      transform-style: preserve-3d;
    }
    .logo-live .logo-core::before {
      content: ""; position: absolute; inset: -40% -60%;
      background: linear-gradient(105deg, transparent 38%, rgba(255,255,255,0.55) 50%, transparent 62%);
      animation: logoShine 3.2s ease-in-out infinite;
    }
    .logo-live .bolt {
      position: relative; z-index: 2; width: 18px; height: 18px;
      filter: none;
      animation: logoBolt 1.8s ease-in-out infinite;
    }
    .logo-live .spark {
      position: absolute; width: 4px; height: 4px; border-radius: 50%;
      background: #fff;
      box-shadow: none;
      filter: none;
      z-index: 3; pointer-events: none;
      opacity: 0.9;
    }
    .logo-live .spark-1 { animation: sparkOrbit1 2.6s linear infinite; background: #B8E6FF; }
    .logo-live .spark-2 { animation: sparkOrbit2 3.2s linear infinite; background: #fff; }
    .logo-live .spark-3 { animation: sparkOrbit3 2.1s linear infinite; width: 3px; height: 3px; background: #D6F0FF; }

    @keyframes logoAura {
      0%, 100% { opacity: 0.45; transform: scale(0.94); }
      50% { opacity: 1; transform: scale(1.06); }
    }
    @keyframes logoRing {
      0%, 100% { opacity: 0.4; transform: scale(0.96); }
      50% { opacity: 1; transform: scale(1.04); }
    }
    @keyframes logoCore {
      0%, 100% {
        background-position: 0% 40%;
        transform: rotateY(-6deg) rotateX(4deg);
      }
      50% {
        background-position: 100% 60%;
        transform: rotateY(6deg) rotateX(-2deg);
      }
    }
    @keyframes logoShine {
      0% { transform: translateX(-30%) rotate(18deg); opacity: 0; }
      30% { opacity: 0.9; }
      55%, 100% { transform: translateX(120%) rotate(18deg); opacity: 0; }
    }
    @keyframes logoBolt {
      0%, 100% { transform: scale(1) translateY(0); opacity: 1; }
      40% { transform: scale(1.08) translateY(-0.5px); }
      55% { transform: scale(0.94) translateY(0.5px); opacity: 0.9; }
      70% { transform: scale(1.1) translateY(-1px); opacity: 1; }
    }
    @keyframes sparkOrbit1 {
      0% { top: 4px; left: 18px; opacity: 0; }
      15% { opacity: 1; }
      50% { top: 30px; left: 30px; }
      85% { opacity: 1; }
      100% { top: 18px; left: 2px; opacity: 0; }
    }
    @keyframes sparkOrbit2 {
      0% { top: 28px; left: 6px; opacity: 0; }
      20% { opacity: 1; }
      55% { top: 2px; left: 26px; }
      100% { top: 22px; left: 32px; opacity: 0; }
    }
    @keyframes sparkOrbit3 {
      0% { top: 8px; left: 30px; opacity: 0.2; }
      50% { top: 32px; left: 12px; opacity: 1; }
      100% { top: 10px; left: 4px; opacity: 0.2; }
    }
    .logo-live.is-settled .logo-aura,
    .logo-live.is-settled .logo-ring,
    .logo-live.is-settled .logo-core,
    .logo-live.is-settled .logo-core::before,
    .logo-live.is-settled .bolt,
    .logo-live.is-settled .spark {
      animation: none !important;
    }
    .logo-live.is-settled .spark { opacity: .4; }
    .logo-live.is-settled .logo-aura { opacity: .55; }
    .logo-live .logo-core,
    .logo-live .bolt,
    .logo-live .spark { box-shadow: none !important; filter: none !important; }

    
    /* Two-line menu → light-blue circular chevron */
    .menu-btn {
      --menu-pill: #D6EBFF;
      --menu-ink: #0B3A7A;
      position: relative;
      width: 48px; height: 48px; border-radius: 50%;
      border: 0; background: transparent;
      display: grid; place-items: center; flex: none;
      transition: background .35s ease, transform .2s ease, box-shadow .35s ease;
    }
    .menu-btn:hover { background: rgba(18,100,255,0.10); }
    .menu-btn:active { transform: scale(0.94); }
    .menu-btn .bars {
      position: relative; width: 18px; height: 12px; display: block;
    }
    .menu-btn .bars i {
      position: absolute; left: 0; right: 0;
      height: 2.5px; border-radius: 99px;
      background: var(--navy);
      transition:
        transform .45s cubic-bezier(.22,1,.36,1),
        width .45s cubic-bezier(.22,1,.36,1),
        top .45s cubic-bezier(.22,1,.36,1),
        left .45s cubic-bezier(.22,1,.36,1),
        background .3s ease,
        opacity .25s ease;
    }
    .menu-btn .bars i:nth-child(1) { top: 1px; }
    .menu-btn .bars i:nth-child(2) { top: 8.5px; }
    .menu-btn.is-open,
    .menu-btn.is-back {
      background: var(--menu-pill);
      box-shadow: 0 8px 20px rgba(18, 100, 255, 0.18);
    }
    .menu-btn.is-open .bars i,
    .menu-btn.is-back .bars i {
      background: var(--menu-ink);
      width: 11px;
      left: 2px;
      right: auto;
    }
    .menu-btn.is-open .bars i:nth-child(1),
    .menu-btn.is-back .bars i:nth-child(1) {
      top: 2px;
      transform: translateY(2.5px) rotate(-42deg);
      transform-origin: left center;
    }
    .menu-btn.is-open .bars i:nth-child(2),
    .menu-btn.is-back .bars i:nth-child(2) {
      top: 7.5px;
      transform: translateY(-2.5px) rotate(42deg);
      transform-origin: left center;
    }

    .drawer {
      position: fixed; inset: 0; z-index: 100;
      background: #F2F3F5;
    }
    .drawer[hidden] { display: none !important; }
    .drawer-panel {
      position: absolute; inset: 0;
      background: #F2F3F5;
      padding: 12px 20px max(20px, env(safe-area-inset-bottom));
      display: flex; flex-direction: column;
      opacity: 0; transform: translateY(8px);
      transition: transform .35s cubic-bezier(.22,1,.36,1), opacity .3s ease;
    }
    .drawer.open .drawer-panel { transform: none; opacity: 1; }
    .drawer-head {
      display: flex; justify-content: space-between; align-items: center;
      min-height: 48px; margin-bottom: 14px;
    }
    .drawer-brand {
      font-family: var(--display); font-weight: 700; font-size: .9rem;
      color: var(--navy); opacity: .35;
    }

    .drawer nav {
      display: grid; gap: 0; flex: 1; padding-top: 2px;
      align-content: start;
    }
    .drawer a {
      display: flex; align-items: center;
      min-height: 44px; padding: 6px 2px;
      font-family: var(--display);
      font-size: clamp(1.05rem, 4.2vw, 1.25rem);
      font-weight: 650; letter-spacing: -.02em;
      color: #3A4454; background: transparent; border-radius: 0;
      transition: color .2s ease, transform .2s ease;
    }
    .drawer a span { display: none; }
    .drawer a:hover { color: var(--blue-text); background: transparent; transform: translateX(4px); }
    .drawer a.is-active { color: var(--blue-text); }
    .drawer-cta { margin-top: auto; padding-top: 12px; }
    .drawer-cta .btn {
      width: 100%; min-height: 48px; background: #fff; color: var(--navy);
      box-shadow: 0 10px 30px rgba(7,22,47,.08); border: 1px solid rgba(7,22,47,.06);
      font-size: 1rem;
    }
    .drawer-cta .btn:hover { background: #fff; color: var(--blue-text); box-shadow: 0 12px 34px rgba(7,22,47,.1); }

    /* Inner pages */
    .page-hero {
      position: relative; overflow: hidden;
      padding: 36px 0 18px;
      background:
        radial-gradient(700px 320px at 90% -20%, rgba(25,211,255,.16), transparent 55%),
        radial-gradient(520px 280px at 0% 30%, rgba(18,100,255,.1), transparent 50%),
        linear-gradient(180deg, #FBFCFF, #fff);
      background-size: 140% 140%, 140% 140%, 100% 100%;
      animation: none;
    }
    .page-hero h1 { font-size: clamp(1.8rem, 6vw, 2.8rem); }
    .page-hero p { margin-top: 12px; max-width: 42ch; }
    .page-body { padding: 12px 0 48px; }
    .legal-doc {
      max-width: 68ch;
      display: grid;
      gap: 18px;
    }
    .legal-doc .updated {
      font-size: 12px; font-weight: 700; color: var(--muted);
      letter-spacing: .04em;
    }
    .legal-doc h2 {
      font-size: 1.05rem;
      margin: 6px 0 0;
    }
    .legal-doc p, .legal-doc li {
      font-size: 14px;
      line-height: 1.55;
      color: var(--ink);
    }
    .legal-doc ul {
      margin: 0;
      padding-left: 1.15em;
      display: grid;
      gap: 6px;
    }
    .legal-doc .callout {
      padding: 12px 14px;
      border-radius: 14px;
      background: rgba(18,100,255,.06);
      border: 1px solid rgba(18,100,255,.16);
      font-size: 13px;
      font-weight: 650;
    }
    .legal-doc .callout.warn {
      background: rgba(255,90,106,.06);
      border-color: rgba(255,90,106,.22);
    }
    .back-row { margin-bottom: 18px; }
    .back-row a {
      display: inline-flex; align-items: center; gap: 6px;
      font-weight: 700; color: var(--blue-text); font-size: 14px;
    }

    /* Hero */
    .hero {
      position: relative; overflow: hidden;
      padding: 28px 0 36px;
      background:
        radial-gradient(900px 420px at 85% -10%, rgba(25,211,255,.18), transparent 55%),
        radial-gradient(700px 360px at 0% 20%, rgba(18,100,255,.12), transparent 50%),
        linear-gradient(180deg, #FBFCFF, #fff 70%);
      background-size: 140% 140%, 140% 140%, 100% 100%;
      animation: none;
    }
      100% { background-position: 35% 25%, 0% 70%, 0 0; }
    }
    .hero-grid { position: relative; z-index: 1; display: grid; gap: 28px; }
    .live-line {
      display: inline-flex; align-items: center; gap: 8px;
      font-size: 12px; font-weight: 800; letter-spacing: .14em;
      text-transform: uppercase; color: var(--muted);
    }
    .hero h1 span { display: block; }
    .hero h1 .accent {
      background: linear-gradient(90deg, var(--blue), var(--cyan));
      -webkit-background-clip: text; background-clip: text; color: transparent;
    }
    .hero-actions { margin-top: 22px; display: flex; flex-wrap: wrap; gap: 12px; }
    .micro {
      margin-top: 16px; display: flex; flex-wrap: wrap; gap: 8px 14px;
      font-size: 13px; font-weight: 650; color: var(--muted);
    }
    .micro b { color: var(--success-text); }

    .net-bg { position: absolute; inset: 0; pointer-events: none; z-index: 0; overflow: hidden; }
    .net-bg svg { width: 100%; height: 100%; opacity: .55; }
    .net-bg svg path {
      stroke-dasharray: 7 11;
      animation: none;
    }
    .net-bg svg path:nth-child(2) { animation-duration: 24s; animation-direction: reverse; }
    .net-bg svg path:nth-child(3) { animation-duration: 20s; }
    .net-bg svg circle {
      transform-box: fill-box;
      transform-origin: center;
      animation: none;
    }
    .net-bg svg circle:nth-child(2) { animation-delay: .35s; }
    .net-bg svg circle:nth-child(3) { animation-delay: .7s; }
    .net-bg svg circle:nth-child(4) { animation-delay: 1s; }





    @keyframes drift {
      0% { transform: translateY(0) translateX(0); opacity: 0; }
      12% { opacity: .75; }
      100% { transform: translateY(-110vh) translateX(28px); opacity: 0; }
    }
    }
      50% { opacity: 1; transform: scale(1.35); }
    }

    .rail {
      display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px;
    }
    .rail span {
      display: inline-flex; align-items: center; gap: 6px;
      padding: 7px 11px; border-radius: 999px;
      background: rgba(255,255,255,.8); border: 1px solid var(--line);
      font-size: 12px; font-weight: 800; letter-spacing: .08em; color: var(--blue-text);
    }
    .rail .pipe { color: var(--blue-text); font-weight: 800; }

    /* Hero terminal — light */
    .tx-terminal {
      border-radius: 24px; padding: 18px;
      background: #fff; border: 1px solid var(--line);
      box-shadow: var(--shadow); position: relative; overflow: hidden;
    }
    .tx-terminal::before {
      content: ""; position: absolute; inset: 0;
      background: radial-gradient(circle at 90% 0%, rgba(25,211,255,.1), transparent 40%);
      pointer-events: none;
    }
    .tx-top {
      display: flex; justify-content: space-between; align-items: center;
      margin-bottom: 14px; font-size: 12px; font-weight: 800; letter-spacing: .12em;
      text-transform: uppercase; color: var(--muted); position: relative;
    }
    .tx-top .tag { display: none; }
    .tx-track {
      --tx-rail: 12px; /* center of 24px node column */
      position: relative; padding-left: 0;
    }
    .tx-track::before {
      content: ""; position: absolute; left: var(--tx-rail); top: 18px; bottom: 18px; width: 2px;
      margin-left: -1px;
      background: #D8E2F0;
      border-radius: 2px; z-index: 0;
    }
    /* Live energy line that paints as steps fill */
    .tx-track::after {
      content: ""; position: absolute; left: var(--tx-rail); top: 18px; width: 2px;
      margin-left: -1px;
      height: var(--track-fill, 0%);
      background: linear-gradient(180deg, #5BB8FF, var(--blue), var(--cyan));
      border-radius: 2px; z-index: 0;
      box-shadow: var(--glow-cyan);
      transition: height var(--dur-slow) var(--ease-soft);
    }
    .tx-particle {
      position: absolute;
      left: 0; top: 0;
      width: 10px; height: 10px; border-radius: 50%;
      margin: 0;
      background: radial-gradient(circle at 35% 30%, #fff 0%, #7AD7FF 35%, var(--cyan) 100%);
      box-shadow: 0 0 8px rgba(25,211,255,.45);
      transition: top var(--dur-slow) var(--ease-soft), left var(--dur-slow) var(--ease-soft);
      z-index: 3;
      pointer-events: none;
      animation: none;
      will-change: top, left;
    }
    .tx-row {
      position: relative; display: grid; grid-template-columns: 24px minmax(0, 1fr); gap: 12px;
      align-items: start; min-height: 56px; padding: 6px 0;
      opacity: .4; transition: opacity .4s ease;
    }
    .tx-row.active, .tx-row.done { opacity: 1; }
    .tx-row .node-wrap {
      position: relative; width: 22px; height: 22px;
      margin-top: 2px; justify-self: center;
    }
    /* Bottle capsule — liquid fills from bottom */
    .tx-row .node {
      --fill: 0%;
      position: relative;
      width: 22px; height: 22px; border-radius: 50%;
      display: block;
      justify-self: center;
      margin-top: 2px;
      overflow: hidden; isolation: isolate;
      background: #EEF3FA;
      border: 1.5px solid rgba(18,100,255,.2);
      z-index: 1;
      box-shadow: inset 0 1px 2px rgba(255,255,255,.8);
      transition: border-color .4s ease, box-shadow .4s ease;
    }
    .tx-row .node::before {
      content: "";
      position: absolute; left: -12%; right: -12%; bottom: -8%;
      height: var(--fill);
      border-radius: 42% 42% 48% 48% / 20% 20% 45% 45%;
      background: var(--liquid);
      z-index: -1;
      transition: height var(--dur-fill) var(--ease-soft);
      box-shadow: inset 0 6px 10px rgba(255,255,255,.28);
    }
    .tx-row .node::after {
      content: "";
      position: absolute;
      left: -60%; width: 220%; height: 11px;
      bottom: calc(var(--fill) - 5px);
      border-radius: 50%;
      background:
        radial-gradient(ellipse at 30% 40%, rgba(255,255,255,.75) 0%, transparent 55%),
        rgba(255,255,255,.2);
      opacity: 0;
      z-index: -1;
      pointer-events: none;
      transition: bottom var(--dur-fill) var(--ease-soft), opacity var(--dur-med) ease;
    }
    /* Outer live ripple ring */
    .tx-row .node-ring {
      position: absolute;
      inset: 0;
      border-radius: 50%;
      pointer-events: none;
      z-index: 0;
      opacity: 0;
      box-shadow: 0 0 0 0 rgba(18,100,255,.35);
    }
    .tx-row.active .node {
      --fill: 112%;
      border-color: transparent;
      box-shadow: 0 0 0 5px rgba(18,100,255,.14), var(--glow-blue);
    }
    .tx-row.active .node::after {
      opacity: 1;
      animation: liquidWave 1.8s ease-in-out 1;
    }
    .tx-row.active .node-ring {
      opacity: 1;
      animation: brandRipple 2s ease-out 1;
    }
    .tx-row.done .node {
      --fill: 112%;
      border-color: transparent;
      box-shadow: 0 0 0 4px rgba(18,100,255,.12);
    }
    .tx-row.done .node::before {
      background: var(--liquid);
    }
    .tx-row.done .node::after { opacity: .35; animation: none; }
    @keyframes brandRipple {
      0% { box-shadow: 0 0 0 0 rgba(18,100,255,.38); opacity: .85; }
      70% { box-shadow: 0 0 0 12px rgba(18,100,255,0); opacity: 0; }
      100% { box-shadow: 0 0 0 0 rgba(18,100,255,0); opacity: 0; }
    }
    .tx-row .label {
      font-size: 13px; font-weight: 700; line-height: 1.25;
      display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px 8px;
    }
    .tx-row .label small {
      flex: 1 1 100%; display: block;
      font-size: 12px; font-weight: 500; color: var(--muted); margin-top: 0; line-height: 1.35;
    }
    .tx-row .price { font-family: var(--display); font-size: 1.05rem; font-weight: 800; letter-spacing: -.02em; }
    .tx-row .price.mute { color: var(--strike); text-decoration: line-through; }
    .tx-row .price.spark { color: var(--blue-text); }
    .fine { margin-top: 12px; font-size: 13px; color: var(--muted); }

    /* Sections */
    section { padding: 48px 0; position: relative; }
    section.soft { background: var(--soft); }
    .sec-head { margin-bottom: 22px; max-width: 42ch; }
    .sec-head p { margin-top: 10px; }

    /* Cost meter — type → strike → energy covered */
    .cost-meter {
      border-radius: 22px; padding: 22px 18px; text-align: center;
      background: linear-gradient(180deg, #fff, var(--mist));
      border: 1px solid var(--line); box-shadow: var(--shadow);
      overflow: hidden;
    }
    .cost-stage {
      position: relative;
      min-height: 5.6rem;
      display: grid;
      place-items: center;
    }
    .cost-type-wrap {
      position: relative;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      max-width: 100%;
      min-height: 1.15em;
      font-family: var(--display);
      font-size: clamp(1.55rem, 6.5vw, 2.6rem);
      font-weight: 800;
      letter-spacing: -.04em;
      color: var(--navy);
      line-height: 1.15;
      transition: opacity .3s ease, transform .35s ease, visibility .3s ease;
    }
    .cost-meter.is-free .cost-type-wrap {
      opacity: 0;
      visibility: hidden;
      transform: scale(.92);
      pointer-events: none;
    }
    .cost-typed { white-space: pre-wrap; word-break: break-word; }
    .cost-caret {
      display: inline-block;
      width: 2px; height: .85em;
      margin-left: 2px;
      background: var(--blue);
      border-radius: 2px;
      vertical-align: -0.08em;
      opacity: 0;
      animation: caretBlink .7s steps(1) 3;
    }
    .cost-meter.is-typing .cost-caret { opacity: 1; }
    .cost-meter.is-struck .cost-caret,
    .cost-meter.is-free .cost-caret { opacity: 0; animation: none; }
    @keyframes caretBlink {
      0%, 49% { opacity: 1; }
      50%, 100% { opacity: 0; }
    }
    .cost-strike {
      position: absolute;
      left: 0; top: 50%;
      width: 0; height: 3px;
      border-radius: 3px;
      background: linear-gradient(90deg, #0A5AD6, #1264FF);
      box-shadow: 0 0 10px rgba(18,100,255,.35);
      transform: translateY(-50%) rotate(-1.5deg);
      transform-origin: left center;
      pointer-events: none;
    }
    .cost-meter.is-struck .cost-strike {
      width: 100%;
      transition: width var(--dur-slow) var(--ease-brand);
    }
    .cost-meter.is-struck .cost-typed {
      color: var(--muted);
    }
    .cost-free {
      position: absolute;
      inset: 0;
      display: grid;
      place-items: center;
      align-content: center;
      gap: 4px;
      opacity: 0;
      transform: scale(.86);
      pointer-events: none;
    }
    .cost-meter.is-free .cost-free {
      opacity: 1;
      transform: scale(1);
      transition: opacity .35s ease, transform .5s var(--ease-brand);
      pointer-events: auto;
    }
    .cost-free-glow { display: none !important; }
    .cost-free-text {
      position: relative;
      display: block;
      font-family: var(--display);
      font-size: clamp(2.15rem, 9vw, 3.25rem);
      font-weight: 800;
      letter-spacing: -.045em;
      line-height: 1.05;
      text-align: center;
      color: var(--navy);
      text-shadow: 0 1px 0 rgba(255,255,255,.6);
      background: none;
      -webkit-background-clip: unset;
      background-clip: unset;
      animation: none;
    }
    .cost-free-text::after {
      content: "";
      position: absolute;
      left: 8%; right: 8%; bottom: -4px;
      height: 3px;
      border-radius: 3px;
      background: linear-gradient(90deg, transparent, var(--success) 20%, var(--blue) 50%, var(--success) 80%, transparent);
      opacity: .9;
    }
    .cost-free-sub {
      position: relative;
      margin-top: 6px;
      font-size: 12px;
      font-weight: 800;
      letter-spacing: .14em;
      text-transform: uppercase;
      color: var(--success-text);
    }
    .cost-free-burst, .cost-free-burst i { display: none !important; }
    @keyframes freeSpark {
      0% { transform: translate(-50%, -50%) scale(0); opacity: 1; }
      100% { transform: translate(calc(-50% + var(--dx)), calc(-50% + var(--dy))) scale(1); opacity: 0; }
    }
    .cost-meter .arrow {
      margin: 10px 0 6px; font-size: 12px; font-weight: 800; letter-spacing: .14em; color: var(--blue-text);
      opacity: 0; transform: translateY(6px);
      transition: opacity .4s ease .1s, transform .4s ease .1s;
    }
    .cost-meter.is-free .arrow { opacity: 1; transform: none; }
    .cost-meter .to {
      font-family: var(--display); font-size: clamp(2.2rem, 9vw, 3.2rem);
      font-weight: 800; color: var(--blue-text); letter-spacing: -.04em;
      opacity: 0; transform: translateY(10px) scale(.96);
      transition: opacity .45s ease .18s, transform .45s cubic-bezier(.2,1.1,.35,1) .18s;
    }
    .cost-meter.is-free .to { opacity: 1; transform: none; }
    .cost-meter .ok {
      margin-top: 10px; display: inline-flex; align-items: center; gap: 6px;
      font-size: 13px; font-weight: 800; color: var(--success-text);
      letter-spacing: .06em;
      opacity: 0; transform: translateY(8px);
      transition: opacity .4s ease .28s, transform .4s ease .28s;
    }
    .cost-meter.is-free .ok { opacity: 1; transform: none; }
    .cost-meter .fine {
      opacity: 0;
      transition: opacity .35s ease .35s;
    }
    .cost-meter.is-free .fine { opacity: 1; }

    /* Payment — light terminal */
    #payment { scroll-margin-top: 84px; }
    .pay-shell { display: grid; gap: 22px; min-width: 0; }
    .pay-shell > * { min-width: 0; max-width: 100%; }
    .terminal {
      border-radius: 28px; padding: 20px 18px 22px;
      background: #fff; border: 1px solid var(--line);
      box-shadow: 0 20px 50px rgba(18,100,255,.08);
      position: relative; overflow: hidden;
      width: 100%; max-width: 100%;
      min-width: 0;
      box-sizing: border-box;
    }
    .terminal.pay-summary,
    .terminal .fine,
    .terminal .term-sub { overflow-wrap: anywhere; word-break: break-word; min-width: 0; }
    .terminal::before {
      content: ""; position: absolute; inset: 0;
      background:
        radial-gradient(circle at 100% 0%, rgba(25,211,255,.1), transparent 35%),
        radial-gradient(circle at 0% 100%, rgba(18,100,255,.06), transparent 40%);
      pointer-events: none;
    }
    .terminal.in { animation: termIn .55s ease both; }
    @keyframes termIn {
      from { opacity: .4; transform: translateY(12px); }
      to { opacity: 1; transform: none; }
    }
    .term-head {
      display: flex; justify-content: space-between; align-items: center; gap: 10px;
      margin-bottom: 6px; position: relative; min-width: 0;
    }
    .term-head h2 { font-size: clamp(1.35rem, 5vw, 1.9rem); min-width: 0; overflow-wrap: anywhere; }
    .status-chip {
      display: inline-flex; align-items: center; gap: 7px;
      padding: 6px 10px; border-radius: 999px;
      background: rgba(22,179,100,.1); border: 1px solid rgba(22,179,100,.28);
      font-size: 12px; font-weight: 800; letter-spacing: .08em; color: var(--success-text);
      white-space: nowrap;
    }
    .status-chip.wait {
      background: var(--mist); border-color: rgba(18,100,255,.28); color: var(--blue-text);
    }
    .status-chip .dot {
      width: 8px; height: 8px; border-radius: 50%; background: var(--success);
      box-shadow: none;
      animation: none;
    }
    .term-sub { color: var(--muted); margin-bottom: 18px; font-size: 14px; position: relative; }

    .qr-stage {
      position: relative; margin: 0 auto 18px; width: min(100%, 280px);
      padding: 18px; border-radius: 24px;
      background: linear-gradient(180deg, #F8FBFF, #fff);
      border: 1.5px solid rgba(18,100,255,.28);
      box-shadow: 0 0 0 1px rgba(25,211,255,.12), 0 0 40px rgba(25,211,255,.1);
      transition: transform .25s ease, box-shadow .25s ease;
    }
    .qr-stage.active, .qr-stage:hover {
      transform: translateY(-2px);
      box-shadow: 0 0 0 1px rgba(25,211,255,.35), 0 0 48px rgba(25,211,255,.18);
    }
    .qr-scan {
      position: absolute; left: 18px; right: 18px; height: 2px; top: 22px; z-index: 3;
      background: linear-gradient(90deg, transparent, var(--cyan), transparent);
      box-shadow: none;
      animation: none; opacity: 0; pointer-events: none;
    }
    .qr-stage.active .qr-scan {
      animation: scan 1.2s ease-in-out 1;
      opacity: 1;
    }
    @keyframes scan {
      0%,100% { top: 22px; opacity: 0; }
      10% { opacity: 1; }
      50% { top: calc(100% - 24px); opacity: 1; }
      90% { opacity: 0; }
    }
    .qr-badge {
      position: absolute; top: 10px; right: 10px; z-index: 4;
      font-size: 12px; font-weight: 800; letter-spacing: .08em;
      padding: 4px 7px; border-radius: 6px;
      background: var(--coral-soft); border: 1px solid var(--danger-text); color: var(--danger-text);
    }
    .qr-frame {
      position: relative; border-radius: 16px; background: #fff; padding: 12px;
      display: grid; place-items: center; min-height: 224px;
      border: 1px solid rgba(18,100,255,.1);
    }
    .qr-frame::before, .qr-frame::after {
      content: ""; position: absolute; width: 22px; height: 22px; border: 2.5px solid var(--cyan);
    }
    .qr-frame::before { top: 6px; left: 6px; border-right: 0; border-bottom: 0; border-radius: 6px 0 0 0; }
    .qr-frame::after { bottom: 6px; right: 6px; border-left: 0; border-top: 0; border-radius: 0 0 6px 0; }
    #qrcode { width: 200px; height: 200px; }
    #qrcode canvas, #qrcode img { width: 200px !important; height: 200px !important; }
    .qr-caption {
      margin-top: 12px; text-align: center; font-size: 12px; font-weight: 800;
      letter-spacing: .1em; color: var(--muted);
    }
    .qr-caption b { color: var(--blue-text); }

    .addr-panel {
      border-radius: 16px; padding: 14px; margin-bottom: 12px; position: relative;
      background: var(--soft); border: 1px solid var(--line);
    }
    .addr-panel label {
      display: block; font-size: 12px; font-weight: 800; letter-spacing: .12em;
      color: var(--muted); margin-bottom: 8px;
    }
    .addr-text {
      font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
      font-size: 13px; line-height: 1.45;
      word-break: break-word; overflow-wrap: anywhere;
      color: var(--navy); font-weight: 650;
      min-width: 0; max-width: 100%;
    }
    .addr-panel { min-width: 0; max-width: 100%; }
    #providerAddress { scroll-margin-top: 96px; }
    .addr-flags {
      display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px;
      font-size: 12px; font-weight: 700; color: var(--muted);
    }

    .copy-btn {
      width: 100%; min-height: 52px; border-radius: 16px;
      display: inline-flex; align-items: center; justify-content: center; gap: 10px;
      background: var(--blue);
      color: #fff; font-weight: 800; letter-spacing: .02em;
      box-shadow: 0 12px 28px rgba(18,100,255,.28);
      transition: transform .18s ease, background .2s ease, box-shadow .2s ease;
      position: relative;
    }
    .copy-btn:hover { transform: translateY(-1px); }
    .copy-btn #copyIco { transition: transform .2s ease; }
    .copy-btn:hover #copyIco { transform: translateY(-1px); }
    .copy-btn.success {
      background: var(--success-text);
      box-shadow: 0 12px 28px rgba(12,122,66,.28);
    }
    .copy-float {
      margin-top: 10px; text-align: center; font-size: 13px; font-weight: 700;
      color: var(--success-text); opacity: 0; transform: translateY(4px);
      transition: opacity .25s ease, transform .25s ease;
    }
    .copy-float.show { opacity: 1; transform: none; }

    .warn-soft {
      margin-top: 14px; border-radius: 14px; padding: 12px 14px;
      background: var(--coral-soft); border: 1.5px solid var(--danger-text);
      color: var(--navy); font-size: 13px; font-weight: 600;
    }
    .warn-soft strong { display: block; margin-bottom: 2px; color: var(--danger-text); font-weight: 800; }

    .pay-trust {
      display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 16px;
    }
    .pay-trust span {
      display: flex; align-items: center; gap: 7px;
      min-height: 42px; padding: 8px 10px; border-radius: 12px;
      background: var(--soft); border: 1px solid var(--line);
      font-size: 12px; font-weight: 650; color: var(--navy);
    }
    .pay-trust b { color: var(--success-text); }

    /* Payment flow summary */
    .flow-box {
      margin-top: 18px; padding: 16px; border-radius: 18px;
      background: var(--soft); border: 1px solid rgba(18,100,255,.18);
      position: relative;
    }
    .flow-box .lab {
      font-size: 12px; font-weight: 800; letter-spacing: .12em; color: var(--blue-text); margin-bottom: 10px;
    }
    .flow-state {
      font-family: var(--display); font-size: 15px; font-weight: 700; color: var(--navy);
    }
    .flow-hint { font-size: 12px; color: var(--muted); margin-top: 4px; }

    /* Timeline */
    .timeline { position: relative; padding-left: 4px; }
    .timeline::before {
      content: ""; position: absolute; left: 23px; top: 22px; bottom: 22px; width: 2px;
      background: linear-gradient(180deg, var(--blue), var(--cyan), rgba(18,100,255,.15));
      transform-origin: top; transform: scaleY(0); transition: transform var(--dur-slow) var(--ease-soft);
    }
    .timeline.drawn::before { transform: scaleY(1); }
    .step {
      position: relative; display: grid; grid-template-columns: 40px 1fr; gap: 14px;
      padding: 12px 0; opacity: .4; transition: opacity var(--dur-med) ease;
    }
    .step.in, .step.active, .step.filled, .step.done { opacity: 1; }
    .step-num {
      --fill: 0%;
      position: relative;
      width: 40px; height: 40px; border-radius: 50%;
      display: grid; place-items: center; z-index: 1;
      overflow: hidden;
      isolation: isolate;
      background: #F2F6FC;
      border: 2px solid rgba(18,100,255,.16);
      font-family: var(--display); font-weight: 700; font-size: 12px; color: var(--blue-text);
      transition: color .55s ease .35s, border-color var(--dur-med) ease, box-shadow var(--dur-med) ease;
    }
    .step-num::before {
      content: "";
      position: absolute;
      left: -6%; right: -6%; bottom: -4%;
      height: var(--fill);
      border-radius: 40% 40% 46% 46% / 18% 18% 42% 42%;
      background: var(--liquid);
      z-index: -1;
      transition: height var(--dur-fill) var(--ease-soft);
      box-shadow: inset 0 8px 12px rgba(255,255,255,.22);
    }
    .step-num::after {
      content: "";
      position: absolute;
      left: -55%;
      width: 210%;
      height: 16px;
      bottom: calc(var(--fill) - 8px);
      border-radius: 50%;
      background:
        radial-gradient(ellipse at 30% 40%, rgba(255,255,255,.7) 0%, transparent 55%),
        radial-gradient(ellipse at 70% 50%, rgba(255,255,255,.35) 0%, transparent 50%),
        rgba(255,255,255,.18);
      opacity: 0;
      z-index: -1;
      pointer-events: none;
      transition: bottom var(--dur-fill) var(--ease-soft), opacity var(--dur-med) ease;
    }
    .step.active .step-num,
    .step.filled .step-num,
    .step.done .step-num {
      --fill: 108%;
      color: #fff;
      border-color: transparent;
      box-shadow: 0 0 0 6px rgba(18,100,255,.12), var(--glow-blue);
    }
    .step.active .step-num::after,
    .step.filled .step-num::after {
      opacity: 1;
      animation: liquidWave 1.8s ease-in-out 1;
    }
    .step.done .step-num {
      box-shadow: 0 0 0 6px rgba(18,100,255,.12);
    }
    .step.done .step-num::before {
      background: var(--liquid);
    }
    .step.done .step-num::after { opacity: .4; animation: none; }
    @keyframes liquidWave {
      0%, 100% { transform: translateX(-3%) scaleY(1); }
      50% { transform: translateX(4%) scaleY(1.12); }
    }
    .step-body { padding: 10px 12px; border-radius: 14px; }
    .step.active .step-body, .step.filled .step-body, .step.in .step-body {
      background: #fff; border: 1px solid var(--line); box-shadow: 0 8px 24px rgba(18,100,255,.06);
    }
    .step-body p { font-size: 14px; margin-top: 4px; }

    /* Dual paths */
    .dual { display: grid; gap: 14px; }
    .path {
      border-radius: 20px; padding: 18px; background: #fff;
      border: 1px solid rgba(7,22,47,.06);
    }
    .path.without { background: linear-gradient(180deg, var(--coral-soft), #fff); border-color: rgba(232,93,93,.18); }
    .path.with { background: linear-gradient(180deg, #F3F8FF, #fff); border-color: rgba(18,100,255,.18); }
    .path h3 { margin-bottom: 14px; letter-spacing: .04em; font-size: .95rem; }
    .path.without h3 { color: var(--danger-text); }
    .path.with h3 { color: var(--blue-text); }
    .path-flow { display: grid; gap: 6px; }
    .path-flow span {
      display: block; padding: 10px 12px; border-radius: 12px;
      background: rgba(7,22,47,.03); font-size: 14px; font-weight: 650;
    }
    .path-flow .arrow { text-align: center; background: transparent; padding: 0; font-weight: 800; color: var(--blue-text); }
    .path.without .path-flow .arrow { color: rgba(232,93,93,.55); }
    .path.with .path-flow span:last-child { background: rgba(22,179,100,.1); color: var(--success-text); }
    .converge {
      margin-top: 14px; text-align: center; padding: 14px;
      border-radius: 16px; background: var(--mist); border: 1px dashed rgba(18,100,255,.25);
      font-family: var(--display); font-weight: 700; color: var(--blue-text);
    }

    /* Energy */
    .energy-flow { display: grid; gap: 8px; margin-top: 18px; }
    .energy-flow div {
      display: flex; align-items: center; gap: 10px;
      padding: 12px 14px; border-radius: 14px;
      background: #fff; border: 1px solid var(--line);
      font-weight: 650; font-size: 14px;
    }
    .energy-flow .n {
      --fill: 0%;
      position: relative;
      width: 28px; height: 28px; border-radius: 50%; flex: none;
      display: grid; place-items: center;
      overflow: hidden; isolation: isolate;
      background: #F2F6FC; color: var(--blue-text);
      font-size: 12px; font-weight: 800;
      border: 1.5px solid rgba(18,100,255,.16);
      transition: color .5s ease .3s, border-color var(--dur-med) ease, box-shadow var(--dur-med) ease;
    }
    .energy-flow .n::before {
      content: "";
      position: absolute; left: -8%; right: -8%; bottom: -6%;
      height: var(--fill);
      border-radius: 40% 40% 46% 46% / 18% 18% 42% 42%;
      background: var(--liquid);
      z-index: -1;
      transition: height var(--dur-fill) var(--ease-soft);
      box-shadow: inset 0 6px 10px rgba(255,255,255,.2);
    }
    .energy-flow .n::after {
      content: "";
      position: absolute;
      left: -50%; width: 200%; height: 12px;
      bottom: calc(var(--fill) - 6px);
      border-radius: 50%;
      background: radial-gradient(ellipse at center, rgba(255,255,255,.65) 0%, transparent 60%);
      opacity: 0;
      z-index: -1;
      pointer-events: none;
      transition: bottom var(--dur-fill) var(--ease-soft), opacity var(--dur-med) ease;
    }
    .energy-flow .n.filled {
      --fill: 110%;
      color: #fff;
      border-color: transparent;
      box-shadow: 0 0 0 4px rgba(18,100,255,.12);
    }
    .energy-flow .n.filled::after {
      opacity: 1;
      animation: liquidWave 1.8s ease-in-out 1;
    }

    /* Tokens */
    .token-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
    .token {
      border-radius: 16px; padding: 16px 14px; background: #fff;
      border: 1px solid var(--line); transition: transform .2s ease, box-shadow .2s ease;
    }
    .token:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
    .token small { display: block; font-size: 12px; font-weight: 800; letter-spacing: .1em; margin-bottom: 6px; }
    .token.tron small { color: var(--danger-text); }
    .token.trc small { color: var(--blue-text); }
    .token.other small { color: var(--muted); }
    .token strong { font-family: var(--display); font-size: 1.1rem; }

    /* Monitor — white */
    .monitor {
      border-radius: 22px; padding: 16px; background: #fff;
      border: 1px solid rgba(18,100,255,.2); box-shadow: var(--shadow);
    }
    .monitor-head {
      display: flex; justify-content: space-between; align-items: center;
      margin-bottom: 12px; font-size: 12px; font-weight: 800; letter-spacing: .12em; color: var(--muted);
    }
    .monitor-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
    .monitor-cell {
      border-radius: 14px; padding: 14px; background: var(--soft); border: 1px solid var(--line);
    }
    .monitor-cell small {
      display: block; font-size: 12px; letter-spacing: .12em; color: var(--muted);
      margin-bottom: 6px; font-weight: 800;
    }
    .monitor-cell strong {
      display: flex; align-items: center; gap: 8px; font-size: 14px;
    }

    /* Calc */
    .calc {
      border-radius: 22px; padding: 18px; background: #fff;
      border: 1px solid var(--line); box-shadow: var(--shadow);
    }
    .calc label { display: block; font-size: 13px; font-weight: 700; margin-bottom: 8px; }
    .calc input[type="number"], .calc input[type="range"] { width: 100%; }
    .calc input[type="number"] {
      min-height: 48px; border-radius: 14px; border: 1px solid var(--line);
      padding: 0 14px; background: var(--soft); font-weight: 700; font-size: 1.1rem; color: var(--navy);
    }
    .calc input[type="range"] { margin-top: 10px; accent-color: var(--blue); }
    .calc-row {
      display: flex; justify-content: space-between; align-items: baseline;
      margin-top: 16px; padding-top: 14px; border-top: 1px dashed var(--line);
    }
    .calc-row strong { font-family: var(--display); font-size: 1.5rem; color: var(--blue-text); }
    #calcOut {
      margin-top: 14px; border-radius: 14px; padding: 14px;
      background: linear-gradient(180deg, #F0F7FF, #F8FBFF);
      border: 1px dashed rgba(18,100,255,.25);
    }
    #calcOut strong { display: block; margin-bottom: 6px; }
    #calcOut p { font-size: 13px; }

    /* Trust */
    .trust-grid { display: grid; gap: 0; }
    .trust-item {
      display: flex; gap: 12px; align-items: flex-start;
      padding: 14px 0; border-bottom: 1px solid rgba(18,100,255,.08);
    }
    .trust-item:last-child { border-bottom: 0; }
    .trust-item .ok {
      width: 28px; height: 28px; border-radius: 50%; flex: none;
      display: grid; place-items: center; background: rgba(22,179,100,.12); color: var(--success-text); font-weight: 800;
    }
    .trust-item strong { display: block; margin-bottom: 2px; }
    .trust-item p { font-size: 14px; }

    /* FAQ */
    .faq details { border-bottom: 1px solid rgba(18,100,255,.1); }
    .faq summary {
      list-style: none; cursor: pointer;
      display: flex; justify-content: space-between; align-items: center; gap: 12px;
      min-height: 56px; padding: 14px 0; font-weight: 700;
      transition: color .2s ease;
    }
    .faq summary::-webkit-details-marker { display: none; }
    .faq summary::after {
      content: "+"; width: 28px; height: 28px; border-radius: 8px; flex: none;
      display: grid; place-items: center; background: var(--mist); color: var(--blue-text);
      font-weight: 800; transition: transform .25s ease, background .2s ease;
    }
    .faq details[open] summary { color: var(--blue-text); }
    .faq details[open] summary::after { content: "–"; background: rgba(18,100,255,.12); }
    .faq details p {
      padding: 0 0 16px; font-size: 14px; max-width: 60ch;
      animation: faqIn .25s ease;
    }
    @keyframes faqIn { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: none; } }

    /* Final CTA — bright, not dark navy */
    .final { padding: 28px 0 20px; }
    .final-panel {
      position: relative; overflow: hidden;
      border-radius: 28px; padding: 36px 22px; text-align: center;
      background: linear-gradient(160deg, #F7FBFF 0%, #EAF3FF 40%, #E0F7FF 100%);
      border: 1px solid rgba(18,100,255,.18);
      box-shadow: 0 20px 60px rgba(18,100,255,.12), 0 0 80px rgba(25,211,255,.12);
    }
    .final-panel .net-bg { opacity: .4; }
    .final-meta {
      position: relative; z-index: 1;
      font-size: 12px; font-weight: 800; letter-spacing: .16em; margin-bottom: 14px; color: var(--blue-text);
    }
    .final-panel h2 { position: relative; z-index: 1; max-width: 18ch; margin: 0 auto; }
    .final-panel p { position: relative; z-index: 1; margin: 14px auto 0; max-width: 36ch; }
    .final-panel .btn { position: relative; z-index: 1; margin-top: 22px; }
    .final-live {
      position: relative; z-index: 1; margin-top: 18px;
      display: inline-flex; align-items: center; gap: 8px;
      font-size: 12px; font-weight: 700; letter-spacing: .1em; color: var(--muted);
    }

    /* Footer */
    footer { padding: 36px 0 28px; border-top: 1px solid rgba(18,100,255,.08); }
    .foot-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
    .foot-links {
      display: flex; flex-wrap: wrap; gap: 10px 16px; margin-bottom: 18px;
      font-size: 14px; font-weight: 650; color: var(--muted);
    }
    .foot-links a:hover { color: var(--blue-text); }
    .legal { font-size: 13px; color: var(--muted); max-width: 70ch; }
    .legal a { text-decoration: underline; text-underline-offset: 2px; }
    #verifyAddress {
      font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
      word-break: break-all; color: var(--navy); font-weight: 650;
    }

    /* Support */
    .support-fab {
      position: fixed; right: 16px; z-index: 70;
      bottom: calc(var(--sticky) + env(safe-area-inset-bottom, 0px) + 16px);
      width: 48px; height: 48px; min-width: 48px; min-height: 48px;
      border-radius: 50%; background: var(--blue); color: #fff;
      font-weight: 800; font-size: 18px;
      box-shadow: 0 8px 20px rgba(18,100,255,.25);
    }
    .support-panel {
      position: fixed; right: 16px; z-index: 71;
      bottom: calc(var(--sticky) + env(safe-area-inset-bottom, 0px) + 72px);
      width: min(280px, calc(100vw - 32px));
      padding: 16px; border-radius: 16px; background: #fff;
      border: 1px solid var(--line); box-shadow: var(--shadow);
      display: none;
    }
    .support-panel.open { display: block; }
    .support-panel.open { transform: none; opacity: 1; pointer-events: auto; }
    .support-panel h3 { margin-bottom: 6px; }
    .support-panel p { font-size: 13px; margin-bottom: 14px; }
    .support-actions { display: grid; gap: 8px; }
    .support-actions a, .support-actions button {
      min-height: 44px; border-radius: 12px; padding: 0 12px;
      display: flex; align-items: center; justify-content: space-between;
      background: var(--soft); font-weight: 700; font-size: 14px;
    }
    .support-actions button { justify-content: center; color: var(--muted); }

    /* Sticky CTA */
    .sticky-cta {
      position: fixed; left: 0; right: 0; bottom: 0; z-index: 60;
      padding: 10px 16px calc(10px + env(safe-area-inset-bottom, 0px));
      background: rgba(255,255,255,.95); backdrop-filter: blur(14px);
      border-top: 1px solid rgba(18,100,255,.12);
      box-shadow: 0 -8px 30px rgba(7,22,47,.06);
      display: flex; align-items: center; gap: 12px;
    }
    .sticky-cta p { flex: 1; font-size: 13px; font-weight: 800; line-height: 1.25; }
    .sticky-cta p small { display: block; font-weight: 600; color: var(--muted); font-size: 12px; }
    .sticky-cta .btn { flex: none; min-width: 148px; }

    .contact-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 8px;
    }
    .contact-card,
    a.contact-card {
      display: flex;
      flex-direction: column;
      align-items: flex-start;
      gap: 6px;
      border-radius: 16px;
      padding: 12px 12px 14px;
      background: #fff;
      border: 1px solid var(--line);
      text-decoration: none;
      color: inherit;
      min-width: 0;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    a.contact-card:hover {
      transform: translateY(-2px);
      border-color: rgba(18,100,255,.28);
      box-shadow: 0 10px 24px rgba(18,100,255,.08);
    }
    .contact-ico {
      width: 36px; height: 36px; border-radius: 11px;
      display: grid; place-items: center; flex: none;
      background: linear-gradient(145deg, #E8F2FF, #D6EBFF);
      color: var(--blue-text);
      box-shadow: inset 0 1px 0 rgba(255,255,255,.8);
    }
    .contact-ico svg { width: 18px; height: 18px; display: block; }
    .contact-card h3 {
      margin: 0;
      font-size: 13px;
      font-weight: 800;
      letter-spacing: -.01em;
      line-height: 1.2;
    }
    .contact-card p {
      margin: 0;
      font-size: 12px;
      line-height: 1.35;
      color: var(--muted);
      font-weight: 550;
      word-break: break-word;
    }
    .contact-card .btn { display: none; }
    .contact-tips {
      margin-top: 14px;
      padding: 12px 14px;
      border-radius: 14px;
      background: #fff;
      border: 1px solid var(--line);
    }
    .contact-tips h2 {
      font-size: 13px;
      font-weight: 800;
      margin: 0 0 8px;
    }
    .checklist {
      display: flex; flex-wrap: wrap; gap: 6px 10px;
      margin: 0; padding: 0; list-style: none;
    }
    .checklist li {
      display: inline-flex; gap: 6px; align-items: center;
      font-size: 12px; font-weight: 650;
      padding: 5px 10px;
      border-radius: 999px;
      background: rgba(22,179,100,.08);
      color: var(--ink);
    }
    .checklist li::before { content: "✓"; color: var(--success-text); font-weight: 800; flex: none; font-size: 12px; }

    @media (max-width: 380px) {
      .contact-grid { gap: 6px; }
      .contact-card, a.contact-card { padding: 10px 8px 12px; }
      .contact-ico { width: 32px; height: 32px; border-radius: 10px; }
      .contact-card h3 { font-size: 12px; }
      .contact-card p { font-size: 12px; }
    }

    .reveal { opacity: 0; transform: translateY(14px); transition: opacity .4s var(--ease-soft), transform .4s var(--ease-soft); }
    .reveal.in { opacity: 1; transform: none; }

    .connector {
      height: 40px; display: grid; place-items: center;
      color: rgba(18,100,255,.35); font-weight: 800; letter-spacing: .2em;
    }

    @media (min-width: 860px) {
      body { padding-bottom: 0; }
      .sticky-cta { display: none; }
      .menu-btn { display: none; }
      .desk-nav { display: flex; }
      .support-fab { bottom: 24px; }
      .support-panel { bottom: 88px; }
      .hero { padding: 48px 0 56px; }
      .hero-grid { grid-template-columns: 1.05fr .95fr; align-items: center; gap: 40px; }
      .pay-shell { grid-template-columns: 1.05fr .95fr; align-items: start; gap: 28px; }
      .dual { grid-template-columns: 1fr 1fr; }
      .token-grid { grid-template-columns: repeat(4, 1fr); }
      .monitor-grid { grid-template-columns: repeat(4, 1fr); }
      .final-panel { padding: 56px 40px; }
    }

    /* Prevent desk-nav wrap/overflow between 860–1100px */
    @media (min-width: 860px) and (max-width: 1100px) {
      .brand .meta { display: none; }
      .brand { gap: 8px; }
      .desk-nav > a:not(.btn) { padding: 6px 6px; font-size: 12px; }
      .desk-nav .desk-cta { min-height: 36px; padding: 0 10px; font-size: 12px; margin-left: 4px; }
      .desk-nav { gap: 0; }
      .header-inner { gap: 8px; }
    }

    @media (min-width: 860px) and (max-width: 940px) {
      .desk-nav > a:not(.btn) { padding: 6px 5px; font-size: 12px; letter-spacing: -0.01em; }
      .desk-nav .desk-cta { padding: 0 9px; font-size: 12px; min-height: 34px; }
      .logo-live { width: 34px; height: 34px; }
    }


    
    @media (prefers-reduced-motion: reduce) {
      html { scroll-behavior: auto; }
      *, *::before, *::after {
        animation: none !important;
        transition: none !important;
        scroll-behavior: auto !important;
      }
      .reveal { opacity: 1 !important; transform: none !important; }
      .timeline::before { transform: scaleY(1) !important; }
      .step.filled .step-num, .step.active .step-num, .step.done .step-num { --fill: 108%; }
      .energy-flow .n.filled { --fill: 110%; }
      .tx-row.active .node, .tx-row.done .node { --fill: 112%; }
      .tx-track { --track-fill: 100%; }
      .cost-meter.is-free .cost-free, .cost-meter.is-free .ok, .cost-meter.is-free .fine,
      .cost-meter.is-free .to { opacity: 1 !important; transform: none !important; }
      .logo-live .logo-core { transform: none !important; }
      .logo-live .logo-aura,
      .logo-live .logo-ring,
      .logo-live .logo-core,
      .logo-live .logo-core::before,
      .logo-live .bolt,
      .logo-live .spark { animation: none !important; }
      .tx-particle { opacity: 0 !important; }
      .qr-scan { opacity: 0 !important; }
    }

  
    .qr-fallback { margin: 0; padding: 16px; text-align: center; font-size: 13px; color: var(--muted); }

    .foot-tag { font-size: 12px; color: var(--muted); }
    .mt-14 { margin-top: 14px; }
    .mt-16 { margin-top: 16px; }
    .mt-18 { margin-top: 18px; }
    .mt-20 { margin-top: 20px; }
    .mt-22 { margin-top: 22px; }
    .mt-24 { margin-top: 24px; }
    .mt-28 { margin-top: 28px; }
    .mt-36 { margin-top: 36px; }
    .mb-18 { margin: 0 0 18px; }
    .hero-h1 { margin-top: 14px; }
    .pay-narrow { max-width: 520px; margin-inline: auto; }
    .noscript-pad { padding: 16px 0 32px; }
    .cta-row { margin-top: 22px; display: flex; flex-wrap: wrap; gap: 10px; }
    .addr-panel .addr-lab {
      display: block; font-size: 12px; font-weight: 800; letter-spacing: .12em;
      color: var(--muted); margin-bottom: 8px; text-transform: uppercase;
    }