.btn {
          display: inline-flex;
          align-items: center;
          justify-content: center;
          gap: var(--space-xs);
          font-family: var(--font-sans);
          font-weight: var(--font-weight-semibold);
          border-radius: var(--radius-md);
          border: none;
          cursor: pointer;
          transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
          text-decoration: none;
        }

        .btn:hover:not(:disabled) {
          transform: translateY(-2px);
        }

        .btn:active:not(:disabled) {
          transform: translateY(0);
        }

        .btn:disabled {
          opacity: 0.5;
          cursor: not-allowed;
        }

        /* Variants */
        .btn-primary {
          background: var(--gradient-primary);
          color: white;
        }

        .btn-primary:hover:not(:disabled) {
          box-shadow: var(--shadow-lg);
        }

        .btn-secondary {
          background: var(--color-bg-tertiary);
          color: var(--color-text-primary);
        }

        .btn-secondary:hover:not(:disabled) {
          background: var(--color-bg-secondary);
          box-shadow: var(--shadow-md);
        }

        .btn-outline {
          background: transparent;
          color: var(--color-accent-primary);
          border: var(--border-width-thick) solid var(--color-accent-primary);
        }

        .btn-outline:hover:not(:disabled) {
          background: var(--color-accent-primary);
          color: white;
        }

        .btn-ghost {
          background: transparent;
          color: var(--color-text-secondary);
        }

        .btn-ghost:hover:not(:disabled) {
          background: var(--color-bg-secondary);
          color: var(--color-text-primary);
        }

        /* Sizes */
        .btn-sm {
          padding: var(--space-xs) var(--space-md);
          font-size: var(--font-size-sm);
        }

        .btn-md {
          padding: var(--space-sm) var(--space-lg);
          font-size: var(--font-size-base);
        }

        .btn-lg {
          padding: var(--space-md) var(--space-xl);
          font-size: var(--font-size-lg);
        }
      


        .glass-nav {
          margin: 20px 20px 0;
          padding: 16px 32px;
          border-radius: 16px;
          position: sticky;
          top: 20px;
          z-index: 100;
        }

        .nav-container {
          display: flex;
          align-items: center;
          justify-content: space-between;
          gap: 32px;
        }

        .nav-logo {
          text-decoration: none;
        }

        .logo-text {
          font-size: 24px;
          font-weight: 800;
          background: linear-gradient(135deg, #fff 0%, #8b5cf6 100%);
          -webkit-background-clip: text;
          -webkit-text-fill-color: transparent;
          background-clip: text;
        }

        .nav-links {
          display: flex;
          align-items: center;
          gap: 32px;
          flex: 1;
          justify-content: center;
        }

        .nav-link {
          color: rgba(255, 255, 255, 0.8);
          text-decoration: none;
          font-size: 15px;
          font-weight: 500;
          transition: color 0.2s;
          text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
        }

        .nav-link:hover,
        .nav-link.active {
          color: #fff;
        }

        .nav-cta {
          flex-shrink: 0;
        }

        /* Hamburger — hidden on desktop */
        .nav-hamburger {
          display: none;
          flex-direction: column;
          gap: 5px;
          padding: 8px;
          cursor: pointer;
          background: none;
          border: none;
        }

        .hamburger-line {
          display: block;
          width: 24px;
          height: 2px;
          background: rgba(255, 255, 255, 0.9);
          border-radius: 2px;
          transition: transform 0.3s, opacity 0.3s;
        }

        .hamburger-line.open:nth-child(1) {
          transform: rotate(45deg) translate(5px, 5px);
        }

        .hamburger-line.open:nth-child(2) {
          opacity: 0;
        }

        .hamburger-line.open:nth-child(3) {
          transform: rotate(-45deg) translate(5px, -5px);
        }

        /* Mobile dropdown — hidden on desktop */
        .nav-mobile-dropdown {
          display: none;
        }

        /* ===== MOBILE ===== */
        @media (max-width: 768px) {
          .glass-nav {
            margin: 10px 10px 0;
            padding: 12px 16px;
          }

          .nav-links {
            display: none;
          }

          .nav-cta {
            display: none;
          }

          .nav-hamburger {
            display: flex;
          }

          .nav-mobile-dropdown {
            display: flex;
            flex-direction: column;
            gap: 4px;
            margin-top: 16px;
            padding-top: 16px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
          }

          .nav-mobile-link {
            display: block;
            padding: 10px 12px;
            color: rgba(255, 255, 255, 0.8);
            text-decoration: none;
            font-size: 15px;
            font-weight: 500;
            border-radius: 8px;
            transition: background 0.2s, color 0.2s;
          }

          .nav-mobile-link:hover,
          .nav-mobile-link.active {
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
          }

          .nav-mobile-cta {
            margin-top: 8px;
            text-decoration: none;
          }
        }
      


        /* ─── Shell ──────────────────────────────────────────── */
        .cosmic-page { position: relative; min-height: 100vh; overflow-x: hidden; }
        .content-layer { position: relative; z-index: 10; padding: 0; }
        .glass {
          background: rgba(255, 255, 255, 0.03);
          backdrop-filter: blur(20px);
          border: 1px solid rgba(255, 255, 255, 0.1);
          box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
        }

        /* ─── Shared section tokens ──────────────────────────── */
        .section-eyebrow {
          display: inline-block;
          font-size: 11px; font-weight: 700; letter-spacing: 3px;
          color: rgba(139, 92, 246, 0.95);
          text-transform: uppercase; margin-bottom: 14px;
        }
        .section-kicker {
          font-size: 36px; font-weight: 800; color: #fff;
          margin: 0 0 12px 0; letter-spacing: -0.6px;
        }
        .section-sub {
          font-size: 16px; color: rgba(255, 255, 255, 0.65);
          line-height: 1.65; max-width: 640px; margin: 0;
        }

        /* ─── HERO ───────────────────────────────────────────── */
        .updates-hero {
          position: relative;
          margin: 24px 20px 0;
          padding: 96px 48px 80px;
          border-radius: 24px;
          text-align: center;
          overflow: hidden;
        }
        .updates-hero::before {
          content: ''; position: absolute; inset: 0;
          background:
            radial-gradient(ellipse at 20% 30%, rgba(139, 92, 246, 0.18), transparent 55%),
            radial-gradient(ellipse at 80% 70%, rgba(6, 182, 212, 0.14), transparent 55%);
          pointer-events: none;
        }
        .hero-stars { position: absolute; inset: 0; pointer-events: none; }
        .hero-stars span {
          position: absolute;
          width: 2px; height: 2px;
          background: #fff;
          border-radius: 50%;
          opacity: 0.4;
          animation: twinkle 4s ease-in-out infinite;
        }
        .hero-stars span:nth-child(1) { top: 18%; left: 12%; animation-delay: 0s;   }
        .hero-stars span:nth-child(2) { top: 32%; left: 78%; animation-delay: 1.3s; }
        .hero-stars span:nth-child(3) { top: 56%; left: 22%; animation-delay: 2.1s; }
        .hero-stars span:nth-child(4) { top: 68%; left: 64%; animation-delay: 0.7s; }
        .hero-stars span:nth-child(5) { top: 24%; left: 50%; animation-delay: 3.0s; }
        .hero-stars span:nth-child(6) { top: 80%; left: 42%; animation-delay: 1.8s; }
        @keyframes twinkle {
          0%, 100% { opacity: 0.15; transform: scale(0.7); }
          50%      { opacity: 0.85; transform: scale(1.3); }
        }
        .hero-inner { position: relative; max-width: 880px; margin: 0 auto; }
        .hero-eyebrow {
          display: inline-block;
          font-size: 11px; font-weight: 700; letter-spacing: 3.5px;
          color: rgba(139, 92, 246, 0.95);
          text-transform: uppercase; margin-bottom: 22px;
          padding: 6px 14px; border-radius: 999px;
          background: rgba(139, 92, 246, 0.08);
          border: 1px solid rgba(139, 92, 246, 0.25);
        }
        .hero-title {
          font-size: 64px; font-weight: 800; color: #fff;
          margin: 0 0 22px 0; letter-spacing: -1.5px;
          line-height: 1.05;
        }
        .hero-word-receipts {
          position: relative;
          background: linear-gradient(
            120deg,
            #8b5cf6 0%, #06b6d4 30%, #f59e0b 60%, #ffffff 80%, #8b5cf6 100%
          );
          background-size: 240% 100%;
          -webkit-background-clip: text;
          background-clip: text;
          -webkit-text-fill-color: transparent;
          color: transparent;
          animation: hueShift 9s ease-in-out infinite;
          font-weight: 900;
        }
        .hero-word-receipts::after {
          content: '';
          position: absolute;
          left: 6%; right: 6%; bottom: 3px;
          height: 3px;
          background: linear-gradient(90deg, transparent, rgba(139,92,246,0.7), rgba(6,182,212,0.7), rgba(245,158,11,0.7), transparent);
          filter: blur(2px);
          opacity: 0.6;
        }
        @keyframes hueShift {
          0%, 100% { background-position: 0% 50%; }
          50%      { background-position: 100% 50%; }
        }
        .hero-subtitle {
          font-size: 22px; color: rgba(255, 255, 255, 0.85);
          margin: 0 0 14px 0; line-height: 1.4;
        }
        .hero-description {
          font-size: 16px; color: rgba(255, 255, 255, 0.6);
          max-width: 560px; margin: 0 auto 32px; line-height: 1.7;
        }
        .hero-stats {
          display: inline-flex; gap: 12px; flex-wrap: wrap;
          justify-content: center;
        }
        .stat-pill {
          display: inline-flex; align-items: baseline; gap: 8px;
          padding: 10px 18px;
          background: rgba(255, 255, 255, 0.04);
          border: 1px solid rgba(255, 255, 255, 0.08);
          border-radius: 999px;
        }
        .stat-pill.stat-latest {
          background: rgba(16, 185, 129, 0.08);
          border-color: rgba(16, 185, 129, 0.35);
        }
        .stat-dot {
          width: 7px; height: 7px;
          border-radius: 50%;
          background: #10b981;
          box-shadow: 0 0 10px rgba(16, 185, 129, 0.85);
          animation: dotPulse 1.6s ease-in-out infinite;
        }
        @keyframes dotPulse {
          0%, 100% { opacity: 0.55; box-shadow: 0 0 6px rgba(16, 185, 129, 0.6); }
          50%      { opacity: 1;    box-shadow: 0 0 14px rgba(16, 185, 129, 1); }
        }
        .stat-value { font-size: 14px; font-weight: 700; color: #fff; }
        .stat-label { font-size: 12px; color: rgba(255, 255, 255, 0.55); }

        /* ─── PROMISE / THE COVENANT ─────────────────────────── */
        .promise-section { margin: 32px 20px; padding: 56px 48px; border-radius: 24px; }
        .promise-header { text-align: center; margin-bottom: 40px; }
        .promise-header .section-sub { margin: 0 auto; }
        .promise-grid {
          max-width: 1000px; margin: 0 auto;
          display: grid; grid-template-columns: 1fr 1fr; gap: 40px;
        }
        .promise-heading {
          font-size: 20px; font-weight: 700; color: #fff;
          margin: 0 0 18px 0; padding-bottom: 12px;
          border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .promise-list { display: flex; flex-direction: column; gap: 10px; }
        .promise-item {
          display: flex; align-items: center; gap: 14px;
          padding: 10px 14px; border-radius: 10px;
          background: rgba(255, 255, 255, 0.02);
          border: 1px solid rgba(255, 255, 255, 0.04);
          transition: background 220ms ease-out, border-color 220ms ease-out, transform 220ms ease-out;
        }
        .promise-item:hover {
          background: rgba(255, 255, 255, 0.045);
          border-color: rgba(139, 92, 246, 0.25);
          transform: translateX(3px);
        }
        .promise-icon { font-size: 18px; min-width: 22px; }
        .promise-text { font-size: 14px; color: rgba(255, 255, 255, 0.85); line-height: 1.5; }
        .promise-note { margin-top: 16px; font-size: 13px; color: rgba(139, 92, 246, 0.85); font-style: italic; }

        /* ─── THE NEURAL ROAD ────────────────────────────────── */
        .road-section {
          position: relative;
          margin: 32px 20px;
          padding: 56px 48px 64px;
          border-radius: 24px;
          overflow: hidden;
        }
        .road-section::before {
          content: ''; position: absolute; inset: 0;
          background:
            radial-gradient(ellipse at 18% 80%, rgba(139, 92, 246, 0.08), transparent 60%),
            radial-gradient(ellipse at 82% 20%, rgba(6, 182, 212, 0.06), transparent 60%);
          pointer-events: none;
        }
        .road-header { position: relative; text-align: center; margin-bottom: 36px; z-index: 2; }
        .road-header .section-sub { margin: 0 auto; }

        /* SVG Neural Canvas */
        .neural-canvas {
          position: absolute;
          inset: 0;
          width: 100%; height: 100%;
          pointer-events: none;
          z-index: 1;
          overflow: visible;
        }
        .neural-group { transition: opacity 380ms ease-out; }
        .neural-glow {
          fill: none; stroke-width: 10; stroke-linecap: round;
          opacity: 0.05;
          filter: blur(7px);
          transition: opacity 400ms ease, stroke-width 400ms ease;
        }
        .neural-group.is-active .neural-glow,
        .neural-group.is-latest-forward .neural-glow {
          opacity: 0.42; stroke-width: 14;
        }
        .neural-line {
          fill: none; stroke-width: 1.4; stroke-linecap: round;
          opacity: 0.22;
          stroke-dasharray: 3 9;
          animation: dashFlow 14s linear infinite;
          transition: opacity 400ms ease, stroke-width 400ms ease;
        }
        .neural-group.is-active .neural-line {
          opacity: 0.92; stroke-width: 2; animation-duration: 2.4s;
        }
        .neural-group.is-latest-forward .neural-line {
          opacity: 0.55; stroke-width: 1.6; animation-duration: 4s;
        }
        .neural-pulse {
          fill: none; stroke-width: 3; stroke-linecap: round;
          opacity: 0;
          stroke-dasharray: 8 240;
          animation: pulseFlow 5s linear infinite;
        }
        .neural-group.is-active .neural-pulse {
          opacity: 0.85; animation-duration: 1.3s;
        }
        .neural-group.is-latest-forward .neural-pulse {
          opacity: 0.5; animation-duration: 2.6s;
        }
        .neural-spine.neural-line { stroke-dasharray: 1 7; opacity: 0.15; }
        @keyframes dashFlow  { to { stroke-dashoffset: -120; } }
        @keyframes pulseFlow { to { stroke-dashoffset: -340; } }
        @media (prefers-reduced-motion: reduce) {
          .neural-line, .neural-pulse { animation: none; }
        }

        /* ─── Wild Cards constellation ───────────────────────── */
        .wilds-zone {
          position: relative;
          z-index: 2;
          max-width: 1200px;
          margin: 0 auto 28px;
        }
        .wilds-label {
          display: flex; align-items: baseline; gap: 12px;
          margin: 0 8px 16px;
        }
        .wilds-label-eyebrow {
          font-size: 10px; font-weight: 700; letter-spacing: 2.5px;
          color: rgba(245, 158, 11, 0.85);
          text-transform: uppercase;
          padding: 4px 10px; border-radius: 999px;
          background: rgba(245, 158, 11, 0.08);
          border: 1px solid rgba(245, 158, 11, 0.3);
        }
        .wilds-label-text {
          font-size: 13px; font-weight: 600;
          color: rgba(255, 255, 255, 0.7);
          font-style: italic;
        }
        .wilds-cluster {
          display: flex; flex-wrap: wrap; gap: 14px;
          padding: 8px;
        }
        .wild-card {
          appearance: none; font: inherit; cursor: pointer;
          position: relative;
          display: flex; flex-direction: column; align-items: center; gap: 4px;
          min-width: 96px;
          padding: 14px 16px 12px;
          border-radius: 12px;
          background: rgba(255, 255, 255, 0.025);
          border: 1px solid rgba(var(--w-rgb), 0.3);
          color: inherit;
          transform: translateY(calc(var(--w-i) * -3px));
          transition:
            transform 380ms cubic-bezier(0.22, 1, 0.36, 1),
            border-color 380ms ease,
            box-shadow 380ms ease,
            background 380ms ease;
          animation: wildFloat 6s ease-in-out infinite;
          animation-delay: calc(var(--w-i) * 0.7s);
        }
        @keyframes wildFloat {
          0%, 100% { transform: translateY(calc(var(--w-i) * -3px))      rotate(0deg); }
          50%      { transform: translateY(calc(var(--w-i) * -3px - 6px)) rotate(0.5deg); }
        }
        .wild-card:hover,
        .wild-card.is-hover,
        .wild-card:focus-visible {
          background: rgba(var(--w-rgb), 0.08);
          border-color: rgba(var(--w-rgb), 0.7);
          box-shadow:
            0 0 0 1px rgba(var(--w-rgb), 0.25),
            0 12px 28px rgba(0, 0, 0, 0.4),
            0 0 32px rgba(var(--w-rgb), 0.4);
          outline: none;
        }
        .wild-glyph {
          font-size: 22px;
          color: var(--w-color);
          text-shadow: 0 0 12px rgba(var(--w-rgb), 0.6);
        }
        .wild-kind {
          font-size: 11px; font-weight: 700; letter-spacing: 1.2px;
          color: rgba(255, 255, 255, 0.85);
          text-transform: uppercase;
        }
        .wild-meta {
          font-size: 10px;
          color: rgba(255, 255, 255, 0.45);
          letter-spacing: 0.5px;
        }

        /* ─── Channels ───────────────────────────────────────── */
        .channels {
          position: relative;
          z-index: 2;
          display: flex; flex-direction: column; gap: 24px;
          max-width: 1200px; margin: 0 auto;
        }
        .channel {
          position: relative;
          padding: 22px 26px 28px;
          border-radius: 18px;
          background:
            linear-gradient(180deg,
              rgba(var(--p-rgb), 0.06) 0%,
              rgba(var(--p-rgb), 0.015) 100%);
          border: 1px solid rgba(var(--p-rgb), 0.22);
          transition: border-color 280ms ease-out, background 280ms ease-out;
          overflow: hidden;
        }
        .channel-aura {
          position: absolute; inset: -50% -10% auto -10%; height: 220px;
          background: radial-gradient(ellipse at center top, rgba(var(--p-rgb), 0.18), transparent 65%);
          pointer-events: none; opacity: 0.7;
          animation: auraDrift 9s ease-in-out infinite;
        }
        @keyframes auraDrift {
          0%, 100% { opacity: 0.6; transform: translateY(0); }
          50%      { opacity: 1;   transform: translateY(-8px); }
        }
        .channel-locked { opacity: 0.62; }
        .channel-locked:hover, .channel-locked.is-hover { opacity: 0.85; }
        .channel-active::after {
          content: '';
          position: absolute; inset: -1px;
          border-radius: 18px;
          padding: 1px;
          background: linear-gradient(135deg, rgba(var(--p-rgb), 0.7), transparent 60%);
          -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
          -webkit-mask-composite: xor; mask-composite: exclude;
          pointer-events: none;
        }
        .channel-header {
          display: flex; align-items: center; gap: 18px;
          margin-bottom: 18px;
          cursor: default;
        }
        .channel-sigil {
          font-size: 28px; font-weight: 900;
          color: var(--p-color);
          letter-spacing: 0.5px;
          padding: 4px 14px;
          border: 1px solid rgba(var(--p-rgb), 0.4);
          border-radius: 10px;
          background: rgba(var(--p-rgb), 0.08);
          text-shadow: 0 0 18px rgba(var(--p-rgb), 0.6);
          min-width: 64px; text-align: center;
        }
        .channel-meta {
          flex: 1;
          display: flex; flex-direction: column; gap: 2px;
        }
        .channel-title { font-size: 16px; font-weight: 700; color: #fff; }
        .channel-protocol { font-size: 12px; color: rgba(255, 255, 255, 0.5); font-style: italic; }
        .channel-status {
          padding: 5px 12px; border-radius: 999px;
          font-size: 10px; font-weight: 700;
          text-transform: uppercase; letter-spacing: 1.4px;
          color: var(--p-color);
          border: 1px solid rgba(var(--p-rgb), 0.5);
          background: rgba(var(--p-rgb), 0.08);
          white-space: nowrap;
        }

        /* ─── Release blob (organic cluster, scales to N) ────── */
        .release-blob {
          position: relative;
          width: 100%;
          margin: 4px 0 0;
          overflow: visible;     /* tooltips & rings escape */
        }
        .blob-membrane {
          position: absolute; inset: 0;
          width: 100%; height: 100%;
          pointer-events: none;
          z-index: 0;
          animation: membraneBreath 8s ease-in-out infinite;
          transform-origin: center;
        }
        @keyframes membraneBreath {
          0%, 100% { transform: scale(1);    opacity: 0.85; }
          50%      { transform: scale(1.04); opacity: 1; }
        }
        .blob-count {
          position: absolute;
          top: 10px; right: 14px;
          font-size: 11px;
          letter-spacing: 1.2px;
          text-transform: uppercase;
          color: rgba(255, 255, 255, 0.4);
          font-weight: 600;
          z-index: 1;
          pointer-events: none;
        }

        /* Node — a button laid by % position */
        .blob-node {
          position: absolute;
          appearance: none; font: inherit; cursor: pointer;
          background: transparent; border: none; padding: 0; margin: 0;
          color: inherit;
          transform: translate(-50%, -50%);
          display: flex; flex-direction: column; align-items: center; gap: 6px;
          z-index: 2;
          transition: z-index 0s;
        }
        .blob-node:hover,
        .blob-node.is-hover,
        .blob-node:focus-visible {
          z-index: 30;
          outline: none;
        }

        .node-dot {
          width: var(--n-size, 16px);
          height: var(--n-size, 16px);
          border-radius: 50%;
          background: radial-gradient(
            circle at 32% 30%,
            rgba(255, 255, 255, 0.92),
            rgba(var(--p-rgb), 0.95) 35%,
            rgba(var(--p-rgb), 0.55) 80%
          );
          border: 1px solid rgba(var(--p-rgb), 0.7);
          box-shadow:
            0 0 calc(var(--n-size, 16px) * 0.6) rgba(var(--p-rgb), 0.45),
            inset 0 0 6px rgba(255, 255, 255, 0.1);
          transition:
            transform 380ms cubic-bezier(0.22, 1, 0.36, 1),
            box-shadow 380ms ease,
            border-color 380ms ease;
        }
        .blob-node:hover .node-dot,
        .blob-node.is-hover .node-dot,
        .blob-node:focus-visible .node-dot {
          transform: scale(1.55);
          border-color: rgba(255, 255, 255, 0.85);
          box-shadow:
            0 0 calc(var(--n-size, 16px) * 1.6) rgba(var(--p-rgb), 0.85),
            inset 0 0 8px rgba(255, 255, 255, 0.25);
        }

        .node-label {
          display: flex; align-items: baseline; gap: 4px;
          padding: 2px 6px; border-radius: 5px;
          background: rgba(20, 16, 36, 0.55);
          border: 1px solid rgba(var(--p-rgb), 0.18);
          opacity: 0.7;
          transition: opacity 280ms ease, background 280ms ease, border-color 280ms ease;
        }
        .node-version {
          font-family: var(--font-mono, ui-monospace, monospace);
          font-size: 10px; font-weight: 700; color: #fff;
          letter-spacing: 0.2px;
        }
        .node-phase {
          font-size: 9px; font-weight: 700;
          color: var(--p-color);
        }
        .blob-node:hover .node-label,
        .blob-node.is-hover .node-label {
          opacity: 1;
          background: rgba(20, 16, 36, 0.85);
          border-color: rgba(var(--p-rgb), 0.55);
        }

        .node-latest-tag {
          display: inline-block;
          padding: 2px 7px;
          font-size: 9px; font-weight: 800; letter-spacing: 1.6px;
          color: #10b981;
          background: rgba(16, 185, 129, 0.14);
          border: 1px solid rgba(16, 185, 129, 0.55);
          border-radius: 999px;
        }

        /* Tooltip: appears on hover */
        .node-tooltip {
          position: absolute;
          top: calc(100% + 14px);
          left: 50%;
          display: flex; flex-direction: column; gap: 4px;
          padding: 10px 14px;
          min-width: 180px;
          background: rgba(16, 12, 30, 0.97);
          border: 1px solid rgba(var(--p-rgb), 0.5);
          border-radius: 12px;
          box-shadow:
            0 12px 28px rgba(0, 0, 0, 0.5),
            0 0 24px rgba(var(--p-rgb), 0.3);
          opacity: 0;
          transform: translate(-50%, -6px);
          pointer-events: none;
          transition: opacity 280ms ease, transform 280ms ease;
          z-index: 30;
        }
        .blob-node:hover .node-tooltip,
        .blob-node.is-hover .node-tooltip,
        .blob-node:focus-visible .node-tooltip {
          opacity: 1;
          transform: translate(-50%, 0);
        }
        .tt-row { display: flex; align-items: baseline; }
        .tt-row-top { justify-content: space-between; gap: 14px; }
        .tt-version {
          font-family: var(--font-mono, ui-monospace, monospace);
          font-size: 13px; font-weight: 700; color: #fff;
          white-space: nowrap;
        }
        .tt-status {
          font-size: 9px; font-weight: 700; letter-spacing: 1.4px;
          color: var(--p-color); text-transform: uppercase;
        }
        .tt-date {
          font-size: 12px;
          color: rgba(255, 255, 255, 0.7);
        }
        .tt-cta {
          font-size: 11px; font-weight: 600;
          color: var(--p-color);
          margin-top: 4px;
        }
        .tt-empty {
          font-size: 10px; font-style: italic;
          color: rgba(255, 255, 255, 0.45);
          margin-top: 2px;
        }

        /* Latest node: bigger, breath, concentric ring pulses */
        .node-latest .node-dot {
          background: radial-gradient(
            circle at 32% 30%,
            #fff,
            rgba(var(--p-rgb), 0.95) 45%,
            rgba(var(--p-rgb), 0.5) 100%
          );
          border-color: rgba(255, 255, 255, 0.85);
          animation: nodeBreath 3.6s ease-in-out infinite;
        }
        @keyframes nodeBreath {
          0%, 100% { box-shadow: 0 0 calc(var(--n-size, 32px) * 0.7) rgba(var(--p-rgb), 0.55), inset 0 0 8px rgba(255, 255, 255, 0.2); }
          50%      { box-shadow: 0 0 calc(var(--n-size, 32px) * 1.6) rgba(var(--p-rgb), 0.95), inset 0 0 12px rgba(255, 255, 255, 0.35); }
        }
        .node-latest .node-label {
          opacity: 1;
          background: rgba(20, 16, 36, 0.8);
          border-color: rgba(var(--p-rgb), 0.5);
        }

        /* Radial pulse rings emanating from latest node center */
        .latest-rings {
          position: absolute;
          top: 50%; left: 50%;
          width: 0; height: 0;
          pointer-events: none;
          margin-top: calc(var(--n-size, 32px) / 2 * -1);
        }
        .latest-rings span {
          position: absolute;
          top: 0; left: 0;
          width: var(--n-size, 32px);
          height: var(--n-size, 32px);
          margin: calc(var(--n-size, 32px) / -2);
          border-radius: 50%;
          border: 1px solid rgba(var(--p-rgb), 0.75);
          opacity: 0;
          animation: ringPulse 3.6s ease-out infinite;
        }
        .latest-rings span:nth-child(2) { animation-delay: 1.2s; }
        .latest-rings span:nth-child(3) { animation-delay: 2.4s; }
        @keyframes ringPulse {
          0%   { opacity: 0;    transform: scale(0.6); }
          25%  { opacity: 0.5;  }
          100% { opacity: 0;    transform: scale(4); }
        }
        @media (prefers-reduced-motion: reduce) {
          .node-latest .node-dot { animation: none; }
          .latest-rings span { animation: none; opacity: 0; }
          .blob-membrane { animation: none; }
        }

        /* Locked channel teaser */
        .channel-teaser {
          display: flex; flex-direction: column; gap: 14px;
          padding: 16px 18px;
          border-radius: 12px;
          background: rgba(255, 255, 255, 0.02);
          border: 1px dashed rgba(var(--p-rgb), 0.32);
        }
        .teaser-label {
          font-size: 12px; font-weight: 600; letter-spacing: 0.4px;
          color: rgba(var(--p-rgb), 0.85);
        }
        .teaser-pillars {
          display: grid; gap: 12px;
          grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
        }
        .teaser-pillar {
          display: flex; flex-direction: column; gap: 3px;
          padding: 10px 12px; border-radius: 10px;
          background: rgba(255, 255, 255, 0.02);
          border: 1px solid rgba(255, 255, 255, 0.05);
        }
        .teaser-pillar-label {
          font-size: 11px; font-weight: 700; letter-spacing: 1px;
          color: var(--p-color); text-transform: uppercase;
        }
        .teaser-pillar-text {
          font-size: 13px; color: rgba(255, 255, 255, 0.7); line-height: 1.45;
        }

        /* Road foot */
        .road-foot { position: relative; z-index: 2; text-align: center; margin-top: 36px; }
        .road-foot-link {
          display: inline-flex; align-items: center; gap: 8px;
          font-size: 14px; font-weight: 600;
          color: rgba(255, 255, 255, 0.78);
          text-decoration: none;
          padding: 10px 22px; border-radius: 999px;
          border: 1px solid rgba(255, 255, 255, 0.12);
          background: rgba(255, 255, 255, 0.03);
          transition: border-color 220ms ease, color 220ms ease, background 220ms ease, transform 220ms ease;
        }
        .road-foot-link:hover {
          color: #fff;
          border-color: rgba(139, 92, 246, 0.55);
          background: rgba(139, 92, 246, 0.08);
        }
        .road-foot-link:hover .road-foot-arrow { transform: translateX(4px); }
        .road-foot-arrow { transition: transform 220ms ease; }

        /* ─── CTA ────────────────────────────────────────────── */
        .cta { margin: 32px 20px; padding: 56px 48px; border-radius: 24px; text-align: center; }
        .cta-container { max-width: 720px; margin: 0 auto; }
        .cta-title { font-size: 36px; font-weight: 800; color: #fff; margin: 0 0 14px 0; letter-spacing: -0.5px; }
        .cta-subtitle { font-size: 17px; color: rgba(255, 255, 255, 0.7); margin: 0 0 28px 0; }
        .cta-buttons { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

        /* ─── Modal: The Receipt ─────────────────────────────── */
        .modal-overlay {
          position: fixed; inset: 0;
          background: rgba(8, 6, 18, 0.72);
          backdrop-filter: blur(8px);
          z-index: 1000;
          display: flex; align-items: center; justify-content: center;
          padding: 24px;
          animation: fadeIn 220ms ease-out;
        }
        @keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
        .receipt-modal {
          position: relative;
          width: 100%; max-width: 720px; max-height: 90vh;
          overflow-y: auto;
          padding: 40px 44px 32px;
          border-radius: 22px;
          border: 1px solid rgba(var(--p-rgb), 0.4);
          background: rgba(20, 16, 36, 0.94);
          box-shadow:
            0 24px 70px rgba(0, 0, 0, 0.6),
            0 0 80px rgba(var(--p-rgb), 0.2);
          animation: receiptIn 320ms cubic-bezier(0.22, 1, 0.36, 1);
        }
        @keyframes receiptIn {
          from { opacity: 0; transform: translateY(12px) scale(0.985); }
          to   { opacity: 1; transform: translateY(0)     scale(1); }
        }
        .modal-close {
          position: absolute; top: 16px; right: 16px;
          width: 32px; height: 32px; border-radius: 8px;
          border: 1px solid rgba(255, 255, 255, 0.1);
          background: rgba(255, 255, 255, 0.04);
          color: rgba(255, 255, 255, 0.7);
          font-size: 16px; cursor: pointer;
          transition: background 180ms, color 180ms, border-color 180ms;
        }
        .modal-close:hover {
          background: rgba(255, 255, 255, 0.08);
          color: #fff;
          border-color: rgba(255, 255, 255, 0.2);
        }
        .receipt-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 18px; }
        .receipt-pill { margin-bottom: 0; }
        .receipt-meta { display: flex; flex-direction: column; align-items: flex-end; gap: 2px; }
        .receipt-date { font-size: 14px; color: rgba(255, 255, 255, 0.7); }
        .receipt-status {
          font-size: 11px; font-weight: 700; letter-spacing: 1.4px;
          text-transform: uppercase; color: var(--p-color);
        }
        .receipt-title { font-size: 24px; font-weight: 800; color: #fff; margin: 0 0 4px 0; letter-spacing: -0.3px; }
        .receipt-protocol { font-size: 13px; font-style: italic; color: rgba(255, 255, 255, 0.5); margin-bottom: 28px; }
        .receipt-body { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-bottom: 22px; }
        .receipt-block {
          padding: 18px 18px 16px;
          border-radius: 14px;
          background: rgba(255, 255, 255, 0.025);
          border: 1px solid rgba(255, 255, 255, 0.06);
        }
        .receipt-block-title {
          display: flex; align-items: center; gap: 8px;
          font-size: 13px; font-weight: 700;
          letter-spacing: 1px; text-transform: uppercase;
          color: rgba(255, 255, 255, 0.85); margin-bottom: 14px;
        }
        .block-marker {
          display: inline-flex; align-items: center; justify-content: center;
          width: 20px; height: 20px;
          border-radius: 6px;
          font-size: 12px; font-weight: 800;
        }
        .block-marker-fulfilled {
          color: var(--p-color);
          background: rgba(var(--p-rgb), 0.14);
          border: 1px solid rgba(var(--p-rgb), 0.4);
        }
        .block-marker-also {
          color: rgba(255, 255, 255, 0.85);
          background: rgba(255, 255, 255, 0.06);
          border: 1px solid rgba(255, 255, 255, 0.14);
        }
        .receipt-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; }
        .receipt-list li {
          font-size: 14px; color: rgba(255, 255, 255, 0.82);
          line-height: 1.45; padding-left: 16px; position: relative;
        }
        .receipt-list li::before {
          content: '▸'; position: absolute; left: 0;
          color: var(--p-color); font-weight: 700;
        }
        .receipt-list-fixes li::before { color: rgba(255, 255, 255, 0.4); }
        .receipt-sublabel {
          font-size: 11px; font-weight: 700; letter-spacing: 1px;
          text-transform: uppercase; color: rgba(255, 255, 255, 0.5);
          margin-top: 14px; margin-bottom: 8px;
        }
        .receipt-empty {
          font-size: 13px; color: rgba(255, 255, 255, 0.55);
          font-style: italic;
          padding: 10px 12px; border-radius: 8px;
          background: rgba(255, 255, 255, 0.025);
          border: 1px dashed rgba(255, 255, 255, 0.1);
        }
        .receipt-link {
          display: inline-block; margin-top: 12px;
          font-size: 13px; font-weight: 600;
          color: var(--p-color); text-decoration: none;
        }
        .receipt-link:hover { text-decoration: underline; }
        .receipt-foot {
          padding-top: 16px;
          border-top: 1px solid rgba(255, 255, 255, 0.06);
          font-size: 12px; color: rgba(255, 255, 255, 0.45);
          text-align: center;
        }
        .receipt-foot-note { font-style: italic; }

        /* ─── Responsive ─────────────────────────────────────── */
        @media (max-width: 920px) {
          .promise-grid { grid-template-columns: 1fr; gap: 32px; }
          .receipt-body { grid-template-columns: 1fr; }
          .channel-header { flex-wrap: wrap; }
        }
        @media (max-width: 768px) {
          .hero-title { font-size: 42px; }
          .section-kicker { font-size: 28px; }
          .updates-hero { padding: 64px 24px 56px; }
          .promise-section, .road-section, .cta { padding: 40px 22px; }
          .release-blob { min-height: 240px; }
          .node-tooltip { min-width: 150px; padding: 8px 12px; }
          .receipt-modal { padding: 32px 24px 24px; }
          .neural-canvas { display: none; }   /* threads only on desktop */
          .wild-card { min-width: 80px; padding: 12px 14px 10px; }
        }