/* ─── HERO SCROLLTELL ──────────────────────────────── */
    #hero {
      position: relative;
      background: var(--bg);
      overflow: hidden;
      padding: 0;
    }

    /* Gradient edge fades — smoothly vanish glow at section boundaries */
    #hero::before,
    #hero::after {
      content: '';
      position: absolute;
      left: 0; right: 0;
      height: 14%;
      z-index: 25;
      pointer-events: none;
    }
    #hero::before {
      top: 0;
      background: linear-gradient(to bottom, var(--bg) 0%, transparent 100%);
    }
    #hero::after {
      bottom: 0;
      background: linear-gradient(to top, var(--bg) 0%, transparent 100%);
    }

    #hero-inner {
      position: relative;
      height: 100dvh;
      display: flex;
      align-items: center;
      justify-content: center;
      overflow: hidden;
    }

    .hero-glow {
      position: absolute;
      width: 700px; height: 700px;
      background: radial-gradient(circle, rgba(255,107,53,0.07) 0%, transparent 65%);
      top: 50%; left: 50%;
      transform: translate(-50%,-50%);
      pointer-events: none;
      border-radius: 50%;
    }

    @keyframes pulse-glow {
      0%,100% { opacity: 0.65; transform: translate(-50%, -50%) scale(1); }
      50%      { opacity: 1;    transform: translate(-50%, -50%) scale(1.12); }
    }

    /* ── Phone wrapper (iPhone PNG as frame) ── */
    #phone-wrapper {
      position: relative;
      z-index: 5;
      flex-shrink: 0;
      width: 330px;
      overflow: visible;
    }

    #phone-glow-outer {
      position: absolute;
      width: 750px; height: 750px;
      background: radial-gradient(circle, rgba(255,107,53,0.26) 0%, rgba(255,107,53,0.11) 35%, rgba(255,107,53,0.05) 55%, rgba(255,107,53,0.02) 70%, rgba(255,107,53,0.005) 85%, transparent 100%);
      top: 50%; left: 50%;
      transform: translate(-50%,-50%);
      border-radius: 50%;
      pointer-events: none;
      z-index: 1;
      animation: pulse-glow 3.5s ease-in-out infinite;
    }

    /* Dark screen visible through transparent iPhone PNG screen area */
    #screen-bg {
      position: absolute;
      left: 4.32%; right: 4.32%;
      top: 7.75%; bottom: 3.8%;
      background: #0C0C0C;
      border-radius: 28px;
      z-index: 2;
    }

    /* Notification messages layer — sits over the screen area */
    #hpd-msgs-layer {
      position: absolute;
      left: 4.32%; right: 4.32%;
      top: 7.75%; bottom: 3.8%;
      z-index: 3;
      overflow: hidden;
      border-radius: 28px;
      display: flex;
      flex-direction: column;
    }

    #hpd-header {
      display: flex;
      align-items: center;
      gap: 0.5rem;
      padding: 1.05rem 0.8rem 0.65rem;
      background: #181818;
      border-bottom: 1px solid rgba(255,255,255,0.05);
      flex-shrink: 0;
      border-radius: 10px 10px 0 0;
    }
    #hpd-av {
      width: 26px; height: 26px;
      border-radius: 50%;
      background: var(--accent);
      display: flex; align-items: center; justify-content: center;
      font-size: 0.6rem; font-weight: 800;
      color: #fff; flex-shrink: 0;
      font-family: var(--font-head);
    }
    #hpd-hname  { font-size: 0.67rem; font-weight: 700; color: #fff; font-family: var(--font-head); line-height: 1.2; }
    #hpd-hstatus { font-size: 0.57rem; color: rgba(255,255,255,0.3); }

    #hpd-chat-area {
      flex: 1;
      display: flex;
      flex-direction: column;
      gap: 0.3rem;
      padding: 0.3rem 0.45rem 1.1rem;
    }
    .hpd-date {
      text-align: center;
      font-size: 0.52rem;
      color: rgba(255,255,255,0.22);
      padding: 0.2rem 0;
      flex-shrink: 0;
    }

    /* Notification cards — full-screen iOS style */
    .hpd-msg {
      flex: 1 1 0;
      min-height: 0;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      background: rgba(28, 28, 30, 0.93);
      border: 1px solid rgba(255,255,255,0.07);
      border-left: 2px solid rgba(255,107,53,0.7);
      border-radius: 10px;
      padding: 0.45rem 0.68rem;
      gap: 0.2rem;
      transform-origin: center center;
      will-change: transform;
    }
    .hpd-msg:last-child { border-bottom: none; }
    .hpd-msg-meta {
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .hpd-msg-tag {
      font-size: 0.76rem; font-weight: 700;
      color: var(--accent); font-family: var(--font-head);
      letter-spacing: 0.06em; text-transform: uppercase;
    }
    .hpd-msg-time { font-size: 0.625rem; color: rgba(255,255,255,0.22); }
    .hpd-msg-amount {
      font-family: var(--font-head);
      font-size: 1.81rem; font-weight: 800;
      color: var(--accent); letter-spacing: -0.03em; line-height: 1;
      text-shadow: 0 0 18px rgba(255,107,53,0.45);
    }
    .hpd-msg-name {
      font-size: 0.85rem; font-weight: 700;
      color: #fff; font-family: var(--font-head); line-height: 1.3;
    }
    .hpd-msg-detail {
      font-size: 0.775rem; color: rgba(255,255,255,0.42); line-height: 1.4;
    }
    .hpd-msg-cta {
      font-size: 0.69rem; font-weight: 700;
      color: var(--accent); font-family: var(--font-head);
      display: inline-block;
      padding: 0.2rem 0.55rem;
      border: 1px solid rgba(255,107,53,0.35);
      border-radius: 20px;
      background: rgba(255,107,53,0.07);
      line-height: 1.6;
    }

    /* iPhone PNG — sits on top, transparent screen reveals layers below */
    #iphone-img {
      width: 100%; height: auto;
      display: block;
      position: relative;
      z-index: 4;
      pointer-events: none;
      user-select: none;
      will-change: transform;
    }

    /* Dynamic Island pulse overlay */
    #di-pulse {
      position: absolute;
      width: 37%; height: 25px;
      top: 24px; left: 50%;
      transform: translateX(-50%);
      z-index: 6;
      border-radius: 50px;
      pointer-events: none;
    }

    /* Phone corner impact flash */
    #phone-impact-flash {
      position: absolute;
      inset: -12px;
      z-index: 6;
      border-radius: 50px;
      background:
        radial-gradient(circle at 5% 7%,   rgba(255,107,53,0.9) 0%, transparent 28%),
        radial-gradient(circle at 95% 7%,  rgba(255,107,53,0.9) 0%, transparent 28%),
        radial-gradient(circle at 5% 93%,  rgba(255,107,53,0.9) 0%, transparent 28%),
        radial-gradient(circle at 95% 93%, rgba(255,107,53,0.9) 0%, transparent 28%);
      opacity: 0;
      pointer-events: none;
    }

    /* ── SVG bezier connector paths ── */
    #hero-svg {
      position: absolute;
      inset: 0;
      width: 100%; height: 100%;
      pointer-events: none;
      z-index: 10;
      overflow: visible;
    }
    .hero-connector {
      stroke: var(--accent);
      stroke-width: 1.5;
      fill: none;
      opacity: 0;
      filter: drop-shadow(0 0 3px rgba(255,107,53,0.5));
    }

    /* ── Glassmorphism callout bubbles ── */
    .hcallout {
      position: absolute;
      z-index: 8;
      width: 440px;
      opacity: 0;
    }
    #hc-1 { left: 5%; }
    #hc-2 { right: 5%; }
    #hc-3 { left: 5%; }

    .hcallout-inner {
      background: rgba(255, 255, 255, 0.03);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      border: 1px solid rgba(255,107,53,0.28);
      border-radius: 16px;
      padding: 1.5rem 1.625rem;
      box-shadow:
        0 8px 32px rgba(0,0,0,0.55),
        inset 0 1px 0 rgba(255,255,255,0.06),
        0 0 0 1px rgba(255,107,53,0.07);
    }
    /* Speech bubble tails — on outer wrapper */
    #hc-1::after, #hc-3::after {
      content: ''; position: absolute;
      right: -9px; top: 50%; transform: translateY(-50%);
      width: 0; height: 0;
      border: 9px solid transparent;
      border-left-color: rgba(255,107,53,0.28);
      pointer-events: none;
    }
    #hc-2::after {
      content: ''; position: absolute;
      left: -9px; top: 50%; transform: translateY(-50%);
      width: 0; height: 0;
      border: 9px solid transparent;
      border-right-color: rgba(255,107,53,0.28);
      pointer-events: none;
    }
    .hcallout-step {
      font-family: var(--font-head);
      font-size: 0.89rem; font-weight: 700;
      letter-spacing: 0.16em; text-transform: uppercase;
      color: var(--accent); margin-bottom: 0.5rem; display: block;
    }
    .hcallout h3 {
      font-family: var(--font-head);
      font-size: 1.58rem; font-weight: 700;
      letter-spacing: -0.02em; line-height: 1.3;
      margin-bottom: 0.5rem; color: var(--text);
    }
    .hcallout p {
      font-size: 1.15rem; color: #C8C8C8;
      line-height: 1.58; font-weight: 300;
    }

    /* ── Hero copy — visible on load, fades as animation plays ── */
    #hero-copy {
      position: absolute;
      left: 0; top: 0; bottom: 0;
      display: flex; flex-direction: column; justify-content: center;
      padding: 0 3rem;
      max-width: 52%;
      z-index: 20;
      background: linear-gradient(to right,
        rgba(10,10,10,0.95) 0%,
        rgba(10,10,10,0.75) 60%,
        transparent 88%);
      pointer-events: none;
    }
    .hero-headline {
      font-family: var(--font-head);
      font-size: clamp(2.8rem, 5vw, 5rem);
      font-weight: 800;
      line-height: 1.0;
      letter-spacing: -0.03em;
      color: var(--text);
      margin-bottom: 0.15em;
    }
    .hero-headline .punch { color: var(--text-2); font-weight: 700; }
    .hero-sub {
      font-size: 1.2rem; color: var(--text-2);
      max-width: 440px; line-height: 1.7;
      font-weight: 300; margin-top: 1.1rem;
    }
    .hero-fine { font-size: 0.78rem; color: var(--text-3); }
    /* ── Scroll hint ── */
    #scroll-hint {
      position: absolute;
      bottom: 2.5rem; left: 50%; transform: translateX(-50%);
      z-index: 20; opacity: 0;
      animation: scroll-hint-in 0.5s ease 2s forwards;
      pointer-events: none;
    }
    @keyframes scroll-hint-in { to { opacity: 0.4; } }
    #scroll-hint svg { animation: scroll-hint-bob 2s ease-in-out 2.5s infinite; display: block; }
    @keyframes scroll-hint-bob {
      0%,100% { transform: translateY(0); }
      50%      { transform: translateY(7px); }
    }

    /* Radial shockwave ring — expands from phone center across full viewport on impact */
    #shockwave {
      position: fixed;
      width: 100px;
      height: 100px;
      border-radius: 50%;
      border: 2px solid rgba(255, 120, 0, 0.6);
      top: 50%;
      left: 50%;
      pointer-events: none;
      z-index: 100;
      will-change: transform, opacity, filter;
      opacity: 0;
    }

    /* Global full-viewport impact flash — position: fixed so it covers the whole browser window */
    #global-impact-flash {
      position: fixed;
      inset: 0;
      z-index: 9999;
      pointer-events: none;
      opacity: 0;
      background: radial-gradient(ellipse at center,
        transparent 0%,
        transparent 22%,
        rgba(255, 120, 0, 0.18) 55%,
        rgba(255, 120, 0, 0.38) 100%
      );
      will-change: opacity;
    }

    .btn-primary {
      font-family: var(--font-head);
      font-size: 0.9rem; font-weight: 600;
      color: var(--text); background: var(--accent);
      padding: 0.85rem 1.8rem; border-radius: 10px;
      text-decoration: none; display: inline-flex;
      align-items: center; gap: 0.5rem;
      transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
      box-shadow: 0 0 0 0 var(--accent-glow);
    }
    .btn-primary:hover {
      background: #ff8855;
      transform: translateY(-2px);
      box-shadow: 0 8px 30px var(--accent-glow);
    }