/* ========== HOME-ONLY ========== */
  .hero { position: relative; padding: 48px 0 40px; overflow: hidden; }
  .hero-text {
    display: block;
    visibility: visible;
    opacity: 1;
    position: relative;
    z-index: 2;
  }
  .hero-text h1 {
    color: #1a1d23 !important;
    font-size: clamp(32px, 8vw, 76px);
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 20px;
    display: block;
    visibility: visible;
  }
  .hero-text .hero-sub {
    color: #5a6072 !important;
    display: block;
    visibility: visible;
  }
  .hero-text .hero-cta-row {
    display: flex;
    visibility: visible;
  }
  .hero-text .accent-text {
    color: #c0392b !important;
  }
  .hero-grid {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 48px;
    align-items: center;
  }
  .hero-eyebrow-row {
    display: inline-flex; align-items: center; gap: 14px;
    padding: 6px 6px 6px 14px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: var(--bg-2);
    font-size: 12px;
    color: var(--ink-2);
    margin-bottom: 28px;
  }
  .hero-eyebrow-row .pill {
    font-family: var(--font-mono);
    font-size: 11px;
    background: var(--ink); color: var(--bg);
    padding: 4px 10px; border-radius: 999px;
    letter-spacing: 0.04em;
  }
  .hero h1 { margin-bottom: 24px; }
  .hero-sub {
    font-size: 18px; line-height: 1.55;
    max-width: 540px;
    margin-bottom: 32px;
    color: var(--ink-2);
  }
  .hero-cta-row { display: flex; align-items: center; gap: 12px; margin-bottom: 40px; }
  .hero-meta {
    display: flex; align-items: center; gap: 24px;
    font-family: var(--font-mono); font-size: 12px;
    color: var(--ink-3); flex-wrap: wrap;
  }
  .hero-meta .dot { width: 6px; height: 6px; background: var(--success); border-radius: 50%; }
  .hero-meta span { display: inline-flex; align-items: center; gap: 8px; }

  .hero-visual { position: relative; display: flex; flex-direction: column; justify-content: center; gap: 16px; }

  /* hub framing: live bar above + integration strip below */
  .hub-topbar { display: flex; align-items: center; gap: 10px; padding: 0 6px; }
  .hub-topbar .ht-live { display: inline-flex; align-items: center; gap: 6px; font-family: var(--font-mono); font-size: 10px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-2); flex-shrink: 0; }
  .hub-topbar .ht-live .d { width: 7px; height: 7px; border-radius: 50%; background: var(--success); animation: pulse 1.6s infinite; }
  .hub-topbar .ht-text { font-size: 13px; color: var(--ink-3); }
  .hub-topbar .ht-rule { flex: 1; height: 1px; background: var(--line); }

  .hub-foot { display: flex; align-items: stretch; justify-content: center; padding: 0 4px; }
  .hub-foot .hm { flex: 1; display: flex; flex-direction: column; gap: 3px; padding: 2px 16px; }
  .hub-foot .hm + .hm { border-left: 1px solid var(--line); }
  .hub-foot .hm-val { font-size: 21px; font-weight: 600; letter-spacing: -0.02em; color: var(--ink); display: inline-flex; align-items: baseline; gap: 4px; line-height: 1.05; }
  .hub-foot .hm-val .ar { font-size: 12px; color: var(--success); font-weight: 700; }
  .hub-foot .hm-label { font-family: var(--font-mono); font-size: 9.5px; text-transform: uppercase; letter-spacing: 0.05em; color: var(--ink-3); line-height: 1.25; }

  /* ===== Hero hub: customer ⇄ Motict ⇄ business (horizontal, bidirectional) ===== */
  .hub {
    position: relative; width: 100%;
    background: var(--bg); border: 1px solid var(--line); border-radius: 24px;
    padding: 24px 18px 18px;
    box-shadow: 0 1px 0 var(--line-2), 0 32px 80px -42px rgba(0,0,0,0.3);
  }
  .hub-row { display: flex; align-items: stretch; gap: 0; }

  .hub-party {
    flex: 1 1 0; min-width: 0; height: 300px;
    display: flex; flex-direction: column;
    border: 1px solid var(--line-2); border-radius: 16px; background: var(--bg-2);
    padding: 13px 12px 13px;
  }
  .party-label {
    font-family: var(--font-mono); font-size: 10px; text-transform: uppercase;
    letter-spacing: 0.07em; color: var(--ink-3); margin-bottom: 12px;
    display: flex; align-items: center; gap: 7px;
  }
  .party-label .pl-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--ink-3); flex-shrink: 0; }

  /* customer side — live queue of incoming customers */
  .cust-list { display: flex; flex-direction: column; justify-content: space-between; overflow: hidden; flex: 1; }
  .cust-row {
    display: flex; align-items: center; gap: 9px; padding: 6px 8px;
    border-radius: 10px; border: 1px solid transparent; background: transparent;
    opacity: 0.5; transition: opacity 0.3s, background 0.3s, border-color 0.3s, box-shadow 0.3s;
  }
  .cust-row.active {
    opacity: 1; background: var(--bg); border-color: var(--line);
    box-shadow: 0 6px 16px -11px rgba(0,0,0,0.55);
  }
  .cust-row .ca {
    width: 26px; height: 26px; border-radius: 50%; flex-shrink: 0;
    display: grid; place-items: center; font-size: 10px; font-weight: 600;
    background: var(--accent-soft); color: var(--accent);
  }
  .cust-row .cmeta { min-width: 0; flex: 1; display: flex; flex-direction: column; gap: 1px; }
  .cust-row .cname { font-size: 11.5px; font-weight: 500; color: var(--ink); line-height: 1.25; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .cust-row .cmsg { font-size: 10px; font-family: var(--font-mono); color: var(--ink-3); line-height: 1.3; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; text-transform: uppercase; letter-spacing: 0.03em; }
  .cust-row .cdot { width: 6px; height: 6px; border-radius: 50%; background: var(--ink-3); opacity: 0; flex-shrink: 0; }
  .cust-row.active .cdot { opacity: 1; background: var(--accent); animation: pulse 1.4s infinite; }

  /* business side */
  .hub-party.business { justify-content: space-between; }
  .biz-block { margin-bottom: 0; }
  .biz-sub { font-family: var(--font-mono); font-size: 9px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-3); margin-bottom: 7px; }
  .biz-channels { display: flex; flex-wrap: nowrap; gap: 4px; }
  .biz-ch {
    width: 25px; height: 25px; border-radius: 7px; display: grid; place-items: center; flex: 1 1 0;
    background: var(--bg); border: 1px solid var(--line-2); position: relative;
    opacity: 0.5; transition: opacity 0.25s, border-color 0.25s, transform 0.25s, box-shadow 0.25s;
  }
  .biz-ch svg { width: 14px; height: 14px; display: block; }
  .biz-ch.active { opacity: 1; transform: translateY(-1px); border-color: var(--line); box-shadow: 0 6px 14px -9px rgba(0,0,0,0.45); }
  .biz-ch .ping { position: absolute; top: 1px; right: 1px; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); opacity: 0; }
  .biz-ch.active .ping { animation: hubping 0.9s ease-out; }
  @keyframes hubping { 0% { opacity: 1; transform: scale(0.4); } 100% { opacity: 0; transform: scale(1.8); } }

  /* business — single rotating "now handling" use-case chip */
  .biz-uc-now {
    display: inline-flex; align-items: center; gap: 7px; height: 32px;
    border: 1px solid var(--line); background: var(--accent-soft);
    color: var(--accent); border-radius: 10px; padding: 0 11px; transition: opacity 0.25s ease;
  }
  .biz-uc-now.fading { opacity: 0; }
  .biz-uc-now .uc-ic { display: inline-flex; flex-shrink: 0; }
  .biz-uc-now .uc-ic svg { width: 15px; height: 15px; display: block; }
  .biz-uc-now .uc-label { font-size: 12.5px; font-weight: 500; letter-spacing: -0.01em; white-space: nowrap; }

  .biz-outcome {
    display: flex; align-items: center; gap: 9px; height: 56px; overflow: hidden;
    border-top: 1px solid var(--line-2); padding-top: 11px; transition: opacity 0.25s ease;
  }
  .biz-outcome.fading { opacity: 0; }
  .biz-outcome .bo-ic { width: 22px; height: 22px; border-radius: 50%; background: rgba(0,0,0,0.16); color: var(--success); display: grid; place-items: center; flex-shrink: 0; }
  .biz-outcome .bo-ic svg { width: 12px; height: 12px; }
  .biz-outcome .bo-text { font-size: 12.5px; font-weight: 500; color: var(--ink); line-height: 1.2; }
  .biz-outcome .bo-sub { font-family: var(--font-mono); font-size: 9.5px; color: var(--ink-3); margin-top: 2px; }

  /* connectors — bidirectional flow pips */
  .hub-conn { flex: 0 0 26px; align-self: center; position: relative; height: 56px; }
  .hub-conn .wire {
    position: absolute; left: 2px; right: 2px; height: 1px; background: var(--line);
  }
  .hub-conn .wire.in { top: 21px; }
  .hub-conn .wire.out { bottom: 21px; }
  .hub-conn .pip {
    position: absolute; width: 5px; height: 5px; border-radius: 50%; background: var(--accent);
    box-shadow: 0 0 0 3px rgba(0,0,0,0.16); top: -2px;
  }
  .hub-conn .wire.in .pip { animation: flowR 2.2s linear infinite; }
  .hub-conn .wire.out .pip { background: var(--ink-2); box-shadow: 0 0 0 3px rgba(0,0,0,0.1); animation: flowL 2.2s linear infinite; animation-delay: 1.1s; }
  @keyframes flowR { 0% { left: -2px; opacity: 0; } 12% { opacity: 1; } 88% { opacity: 1; } 100% { left: calc(100% - 3px); opacity: 0; } }
  @keyframes flowL { 0% { left: calc(100% - 3px); opacity: 0; } 12% { opacity: 1; } 88% { opacity: 1; } 100% { left: -2px; opacity: 0; } }

  /* center — emphasized Motict orb */
  .hub-center { flex: 0 0 auto; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 9px; padding: 0 2px; }
  .hub-orb { position: relative; width: 92px; height: 92px; display: grid; place-items: center; }
  .hub-orb .ring { position: absolute; inset: 0; border-radius: 50%; border: 1px solid rgba(0,0,0,0.45); animation: orbpulse 2.6s ease-out infinite; }
  .hub-orb .ring.r2 { animation-delay: 1.3s; }
  @keyframes orbpulse { 0% { transform: scale(0.62); opacity: 0.9; } 80% { opacity: 0; } 100% { transform: scale(1); opacity: 0; } }
  .hub-orb .core {
    position: relative; width: 60px; height: 60px; border-radius: 50%;
    background: var(--ink); color: var(--bg); display: grid; place-items: center; overflow: hidden;
    box-shadow: 0 14px 30px -14px rgba(0,0,0,0.6);
  }
  .hub-orb .core::before { content: ""; position: absolute; inset: 0; background: radial-gradient(120% 130% at 75% 120%, rgba(0,0,0,0.7), transparent 62%); }
  .hub-orb .core svg { position: relative; width: 28px; height: 28px; }
  .hub-center .m-name { font-size: 15px; font-weight: 600; letter-spacing: -0.01em; color: var(--ink); }
  .hub-center .m-verb { font-family: var(--font-mono); font-size: 10px; color: var(--accent); min-height: 13px; transition: opacity 0.2s ease; }
  .hub-center .m-live { display: inline-flex; align-items: center; gap: 5px; font-family: var(--font-mono); font-size: 9px; text-transform: uppercase; letter-spacing: 0.05em; color: var(--ink-3); }
  .hub-center .m-live .d { width: 6px; height: 6px; border-radius: 50%; background: var(--success); animation: pulse 1.6s infinite; }

  @media (max-width: 600px) {
    .hub-row { flex-direction: column; align-items: stretch; gap: 0; }
    .hub { overflow: hidden; }
    .hub-party { height: auto; min-height: 120px; }
    .hub-party.customer { min-height: 260px; }
    .hub-party.business { min-height: 160px; }
    .cust-list { overflow: visible; }
    .cust-row { display: flex !important; opacity: 1 !important; }
    .hub-conn { display: none; }
    .hero-visual { max-width: 100%; width: 100%; }
    .hub-foot { flex-wrap: wrap; gap: 0; }
    .hub-foot .hm { min-width: 33%; padding: 6px 10px; }
    .float-chip { display: none; }
    .hub-center {
      align-self: stretch;
      margin-top: 8px; margin-bottom: 8px;
      padding: 24px 0;
      display: flex; flex-direction: column; align-items: center; justify-content: center;
      border: 1px solid var(--line-2); border-radius: 16px; background: var(--bg-2);
    }
    .hub-orb .ring { display: none; }
    /* Shrink orb slightly on mobile */
    .hub-orb { width: 72px; height: 72px; }
    .hub-orb .core { width: 48px; height: 48px; }
    .hub-orb .core svg { width: 22px; height: 22px; }
  }

  /* ========== WHY MOTICT (comparison) ========== */
  .compare-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    align-items: stretch;
  }
  .compare-card {
    background: var(--bg-2);
    border: 1px solid var(--line-2);
    border-radius: 24px;
    padding: 32px;
    display: flex; flex-direction: column;
    gap: 20px;
    position: relative;
  }
  .compare-card.bad { background: var(--bg); border-color: var(--line); }
  .compare-card.good {
    background: var(--ink);
    color: var(--bg);
    border-color: var(--ink);
  }
  .compare-card .compare-label {
    font-family: var(--font-mono); font-size: 12px;
    text-transform: uppercase; letter-spacing: 0.06em;
    color: var(--ink-3);
    display: inline-flex; align-items: center; gap: 8px;
  }
  .compare-card.good .compare-label { color: rgba(0,0,0,0.75); }
  .compare-card.good .compare-label::before {
    content: ""; width: 6px; height: 6px; border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 0 4px rgba(0,0,0,0.2);
  }
  .compare-card.bad .compare-label::before {
    content: ""; width: 6px; height: 6px; border-radius: 50%;
    background: #888888;
  }
  .compare-card h3 {
    font-size: 24px;
    font-weight: 500;
    line-height: 1.2;
  }
  .compare-card .desc { font-size: 14px; line-height: 1.55; }
  .compare-card.good .desc { color: rgba(0,0,0,0.75); }
  .compare-card.good .chat-demo {
    background: var(--line);
    border-color: rgba(0,0,0,0.15);
  }
  .compare-card.good .chat-demo-header { border-bottom-color: rgba(0,0,0,0.15); }
  .compare-card.good .chat-demo .title,
  .compare-card.good .chat-demo .sub { color: var(--bg); }
  .compare-card.good .chat-msg.user {
    background: rgba(0,0,0,0.12);
    border-color: rgba(0,0,0,0.18);
    color: var(--bg);
  }
  .compare-card.good .chat-msg.ai {
    background: var(--accent);
    color: white;
  }
  .compare-card.good .chat-controls {
    border-color: rgba(0,0,0,0.15);
    color: rgba(0,0,0,0.6);
  }
  .compare-card.good .replay {
    background: transparent;
    border-color: rgba(0,0,0,0.25);
    color: var(--bg);
  }
  .compare-card.good .chat-typing {
    background: var(--accent);
    color: white;
  }
  /* Push the comparison panes to the bottom so they line up across both cards regardless of headline/desc length. */
  .compare-card .compare-pane {
    margin-top: auto;
  }
  /* Lock comparison chat-demos to a static height so cards don't grow as messages animate in. */
  .compare-card .chat-demo .chat-stream {
    height: 360px;
    min-height: 360px;
    overflow: hidden;
    justify-content: flex-end;
  }

  /* scenario switcher rail */
  .compare-switch {
    display: flex; flex-wrap: wrap; gap: 10px; justify-content: center;
    margin: -32px 0 36px;
  }
  .cs-chip {
    display: inline-flex; align-items: center; gap: 9px;
    padding: 9px 15px; border-radius: 999px; white-space: nowrap;
    border: 1px solid var(--line); background: var(--bg);
    color: var(--ink-2); font-size: 13.5px; font-weight: 450;
    cursor: pointer; transition: background 0.15s, border-color 0.15s, color 0.15s;
  }
  .cs-chip .cs-ic { width: 15px; height: 15px; display: inline-flex; color: var(--ink-3); }
  .cs-chip .cs-ic svg { width: 100%; height: 100%; }
  .cs-chip small { font-family: var(--font-mono); font-size: 10px; color: var(--ink-3); text-transform: uppercase; letter-spacing: 0.04em; }
  .cs-chip:hover { border-color: var(--ink-3); color: var(--ink); }
  .cs-chip.active { background: var(--ink); color: var(--bg); border-color: var(--ink); }
  .cs-chip.active .cs-ic, .cs-chip.active small { color: rgba(0,0,0,0.62); }

  /* voice scenario — waveform strip above transcript */
  .compare-pane .call-wave {
    display: flex; align-items: center; gap: 3px;
    height: 26px; margin: 2px 0 12px;
  }
  .compare-pane .call-wave span {
    flex: 1; max-width: 3px; border-radius: 3px;
    background: var(--ink-3); opacity: 0.55;
    animation: cwave 1s ease-in-out infinite;
  }
  .compare-card.good .compare-pane .call-wave span { background: var(--accent); opacity: 0.9; }
  .compare-card.bad .compare-pane .call-wave span { background: #888888; opacity: 0.5; }
  @keyframes cwave { 0%, 100% { transform: scaleY(0.3); } 50% { transform: scaleY(1); } }

  /* ===== Instagram DM skin (Booking scenario) ===== */
  .chat-demo.ig-skin {
    background: #fff !important;
    border: 1px solid #dbdbdb !important;
    border-radius: 14px !important;
    box-shadow: none;
  }
  .chat-demo.ig-skin .chat-demo-header { border-bottom: 1px solid #efefef !important; }
  .chat-demo.ig-skin .avatar {
    background: linear-gradient(135deg, #FEDA77, #F58529 22%, #DD2A7B 55%, #8134AF 80%, #515BD4) !important;
    color: #fff !important;
  }
  .chat-demo.ig-skin .title { color: #262626 !important; font-weight: 600 !important; }
  .chat-demo.ig-skin .sub {
    color: #8e8e8e !important; font-family: var(--font-sans) !important;
    text-transform: none; letter-spacing: 0; font-size: 12px;
  }
  .chat-demo.ig-skin .status {
    background: #fafafa !important; color: #8e8e8e !important;
    border: 1px solid #efefef; font-size: 10px;
  }
  .chat-demo.ig-skin .status .live-dot { display: none; }
  .chat-demo.ig-skin .chat-msg {
    border-radius: 20px !important; font-size: 14px; padding: 9px 14px; border: none !important;
  }
  .chat-demo.ig-skin .chat-msg .speaker { display: none !important; }
  .chat-demo.ig-skin .chat-msg.ai { background: #efefef !important; color: #262626 !important; border-bottom-left-radius: 6px !important; }
  .chat-demo.ig-skin .chat-msg.ai.failed { background: #efefef !important; color: #8e8e8e !important; }
  .chat-demo.ig-skin .chat-msg.user { background: linear-gradient(180deg, #5468F0, #9233C6) !important; color: #fff !important; border-bottom-right-radius: 6px !important; }
  .chat-demo.ig-skin .chat-typing { background: #efefef !important; color: #8e8e8e !important; border-bottom-left-radius: 6px !important; }
  .chat-demo.ig-skin .quick-replies { border-top-color: #dcdcdc !important; }
  .chat-demo.ig-skin .quick-replies button { border-color: #c7c7c7 !important; color: #262626 !important; }
  .chat-demo.ig-skin .chat-divider { color: #b0b0b0 !important; }
  .chat-demo.ig-skin .chat-divider::before, .chat-demo.ig-skin .chat-divider::after { background: #efefef !important; }
  .chat-demo.ig-skin .chat-controls { display: none !important; }
  /* faux IG composer */
  .chat-demo.ig-skin .ig-composer {
    display: flex; align-items: center; gap: 10px;
    margin-top: 14px; padding-top: 14px; border-top: 1px solid #efefef;
  }
  .ig-composer .ig-cam {
    width: 32px; height: 32px; border-radius: 50%; flex-shrink: 0;
    background: linear-gradient(135deg, #5468F0, #9233C6); color: #fff;
    display: grid; place-items: center;
  }
  .ig-composer .ig-cam svg { width: 17px; height: 17px; }
  .ig-composer .ig-pill {
    flex: 1; border: 1px solid #dbdbdb; border-radius: 22px; padding: 8px 14px;
    color: #8e8e8e; font-size: 13px; display: flex; align-items: center; justify-content: space-between; gap: 10px;
  }
  .ig-composer .ig-pill .ig-emos { display: flex; gap: 14px; color: #262626; }
  .ig-composer .ig-pill svg { width: 18px; height: 18px; display: block; }

  /* ===== WhatsApp chat skin (WhatsApp scenarios) ===== */
  .chat-demo.wa-skin {
    background: #EFEAE2 !important;
    border: 1px solid #d9d2c8 !important;
    border-radius: 14px !important;
    box-shadow: none;
    overflow: hidden;
  }
  .chat-demo.wa-skin .chat-demo-header {
    background: #008069 !important;
    border-bottom: none !important;
    margin: -24px -24px 14px !important;
    padding: 13px 16px !important;
  }
  .chat-demo.wa-skin .title { color: #fff !important; font-weight: 500 !important; }
  .chat-demo.wa-skin .sub {
    color: rgba(255,255,255,0.82) !important; font-family: var(--font-sans) !important;
    text-transform: none; letter-spacing: 0; font-size: 12px;
  }
  .chat-demo.wa-skin .avatar { background: #fff !important; color: #008069 !important; font-weight: 600; }
  .chat-demo.wa-skin .status { background: rgba(255,255,255,0.18) !important; color: #fff !important; border: none !important; font-size: 10px; }
  .chat-demo.wa-skin .status .live-dot { background: #fff !important; }
  .chat-demo.wa-skin .chat-msg {
    border: none !important; font-size: 14px; padding: 7px 11px 8px; border-radius: 8px !important;
    box-shadow: 0 1px 0.5px rgba(0,0,0,0.13); max-width: 82%;
  }
  .chat-demo.wa-skin .chat-msg .speaker { display: none !important; }
  .chat-demo.wa-skin .chat-msg.user { background: #D9FDD3 !important; color: #111B21 !important; border-bottom-right-radius: 2px !important; }
  .chat-demo.wa-skin .chat-msg.ai { background: #fff !important; color: #111B21 !important; border-bottom-left-radius: 2px !important; }
  .chat-demo.wa-skin .chat-msg.ai.failed { background: #fff !important; color: #54656f !important; }
  .chat-demo.wa-skin .chat-typing { background: #fff !important; border-bottom-left-radius: 2px !important; box-shadow: 0 1px 0.5px rgba(0,0,0,0.13); }
  .chat-demo.wa-skin .chat-typing span { background: #54656f; }
  .chat-demo.wa-skin .quick-replies { border-top-color: #e3e3e3 !important; }
  .chat-demo.wa-skin .quick-replies button { border-color: #cfd8d3 !important; color: #008069 !important; }
  .chat-demo.wa-skin .chat-divider { color: #54656f !important; }
  .chat-demo.wa-skin .chat-divider::before, .chat-demo.wa-skin .chat-divider::after { background: #d9d2c8 !important; }
  .chat-demo.wa-skin .chat-controls { display: none !important; }
  /* WA composer */
  .chat-demo.wa-skin .wa-composer { display: flex; align-items: center; gap: 8px; margin: 14px 0 0; }
  .wa-composer .wa-pill {
    flex: 1; background: #fff; border-radius: 22px; padding: 9px 14px;
    color: #8696a0; font-size: 13px; display: flex; align-items: center; gap: 10px;
    box-shadow: 0 1px 0.5px rgba(0,0,0,0.08);
  }
  .wa-composer .wa-pill .wa-txt { flex: 1; }
  .wa-composer .wa-pill svg { width: 19px; height: 19px; display: block; color: #8696a0; flex-shrink: 0; }
  .wa-composer .wa-send {
    width: 40px; height: 40px; border-radius: 50%; background: #008069; color: #fff;
    display: grid; place-items: center; flex-shrink: 0;
  }
  .wa-composer .wa-send svg { width: 19px; height: 19px; }

  /* ===== WhatsApp voice-call screen (Call Center scenario) ===== */
  .compare-pane .wacall {
    border-radius: 16px; overflow: hidden; height: 432px;
    background: linear-gradient(165deg, #0c4a40 0%, #075e54 55%, #043b35 100%);
    color: #fff; padding: 20px 18px 18px;
    display: flex; flex-direction: column; align-items: center;
    transition: background 0.4s ease;
  }
  .wacall.ended { background: linear-gradient(165deg, #3a2a2a, #271d1d); }
  .wacall .wc-top { font-size: 11px; color: rgba(255,255,255,0.7); display: flex; align-items: center; gap: 6px; font-family: var(--font-mono); }
  .wacall .wc-top svg { width: 12px; height: 12px; }
  .wacall .wc-id { display: flex; flex-direction: column; align-items: center; margin-top: 24px; gap: 9px; }
  .wacall .wc-avatar {
    width: 82px; height: 82px; border-radius: 50%;
    background: rgba(255,255,255,0.16); border: 2px solid rgba(255,255,255,0.28);
    display: grid; place-items: center; font-size: 30px; font-weight: 600;
  }
  .wacall .wc-name { font-size: 20px; font-weight: 500; letter-spacing: -0.01em; }
  .wacall .wc-status { font-size: 12.5px; color: rgba(255,255,255,0.78); font-family: var(--font-mono); }
  .wacall.ended .wc-status { color: #ff8a80; }
  .wacall .wc-caption { margin-top: auto; min-height: 64px; display: flex; flex-direction: column; justify-content: center; text-align: center; width: 100%; padding: 0 4px; }
  .wacall .wc-cap-who { font-family: var(--font-mono); font-size: 10px; text-transform: uppercase; letter-spacing: 0.06em; color: rgba(255,255,255,0.55); margin-bottom: 5px; min-height: 12px; }
  .wacall .wc-cap-text { font-size: 14px; line-height: 1.5; transition: opacity 0.25s ease; min-height: 21px; }
  .wacall .wc-wave { display: flex; align-items: center; justify-content: center; gap: 3px; height: 24px; margin: 14px 0; width: 56%; }
  .wacall .wc-wave span { flex: 1; max-width: 3px; border-radius: 3px; background: rgba(255,255,255,0.6); animation: cwave 1s ease-in-out infinite; }
  .wacall.ended .wc-wave { opacity: 0.2; }
  .wacall .wc-controls { display: flex; gap: 13px; justify-content: center; margin-top: 4px; }
  .wacall .wc-controls .cb {
    width: 46px; height: 46px; border-radius: 50%; background: rgba(255,255,255,0.14);
    display: grid; place-items: center; color: #fff; border: none; cursor: default;
  }
  .wacall .wc-controls .cb svg { width: 20px; height: 20px; }
  .wacall .wc-controls .cb.end { background: #ea4335; }

  /* ========== SKILLS GRID ========== */
  .skills-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
  }
  .skill {
    background: var(--bg-2);
    border: 1px solid var(--line-2);
    border-radius: 18px;
    padding: 28px;
    display: flex; flex-direction: column; gap: 14px;
    min-height: 220px;
  }
  .skill-icon {
    width: 40px; height: 40px;
    background: var(--bg);
    border: 1px solid var(--line);
    border-radius: 10px;
    display: grid; place-items: center;
    color: var(--accent);
    margin-bottom: 4px;

  }
  .skill h3 { font-size: 17px; font-weight: 500; }
  .skill p { font-size: 14px; line-height: 1.5; }

  /* ========== FEATURES (3 service cards) ========== */
  .features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }
  .service-card {
    border: 1px solid var(--line);
    border-radius: 20px;
    padding: 0;
    overflow: hidden;
    background: var(--bg);
    transition: all 0.2s;
    display: flex; flex-direction: column;
  }
  .service-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 16px 40px -20px rgba(0,0,0,0.2);
    border-color: var(--ink-3);
  }
  .service-preview {
    height: 200px;
    background: var(--bg-2);
    border-bottom: 1px solid var(--line);
    position: relative;
    overflow: hidden;
    display: grid; place-items: center;
    padding: 24px;
  }
  .service-body { padding: 28px; display: flex; flex-direction: column; gap: 12px; flex: 1; }
  .service-icon-tag {
    display: inline-flex; align-items: center; gap: 6px;
    font-family: var(--font-mono); font-size: 11px;
    color: var(--accent);
    text-transform: uppercase; letter-spacing: 0.06em;


    margin-bottom: 4px;
  }
  .service-card h3 { font-size: 22px; font-weight: 500; }
  .service-card p { font-size: 14px; line-height: 1.55; flex: 1; }
  .service-card .feat-list {
    list-style: none; padding: 0; margin: 12px 0 16px;
    display: grid; gap: 6px;
  }
  .service-card .feat-list li {
    font-size: 13px;
    color: var(--ink-2);
    display: flex; gap: 8px;
  }
  .service-card .feat-list li::before {
    content: "•"; color: var(--accent);
  }
  .service-card .learn {
    font-family: var(--font-mono); font-size: 12px;
    color: var(--accent);
    display: inline-flex; align-items: center; gap: 6px;
    text-transform: uppercase; letter-spacing: 0.04em;
    margin-top: auto;
  }
  .service-card:hover .learn { text-decoration: underline; }

  /* preview: voice */
  .preview-wave {
    display: flex; align-items: center; gap: 3px;
    height: 60px; width: 100%;
  }
  .preview-wave .bar {
    flex: 1;
    background: var(--accent);
    border-radius: 2px;
    opacity: 0.85;
    animation: wave 1.4s ease-in-out infinite;
  }
  @keyframes wave {
    0%, 100% { transform: scaleY(0.3); }
    50% { transform: scaleY(1); }
  }
  /* preview: chat */
  .preview-chat {
    display: flex; flex-direction: column; gap: 8px; width: 100%;
    font-size: 13px;
  }
  .preview-chat .b {
    padding: 6px 12px;
    border-radius: 14px;
    max-width: 80%;
  }
  .preview-chat .b.u {
    background: var(--bg); border: 1px solid var(--line);
    align-self: flex-end; border-bottom-right-radius: 4px;
  }
  .preview-chat .b.a {
    background: var(--ink); color: var(--bg);
    align-self: flex-start; border-bottom-left-radius: 4px;
  }
  /* ========== USE CASES ========== */
  .usecase-wrap {
    border: 1px solid var(--line);
    border-radius: 20px;
    overflow: hidden;
    background: var(--bg);
  }
  .usecase-tabs {
    display: flex;
    border-bottom: 1px solid var(--line);
    overflow-x: auto;
  }
  .usecase-tabs button {
    flex: 1;
    padding: 18px 20px;
    background: transparent;
    border: none;
    border-right: 1px solid var(--line);
    color: var(--ink-2);
    font-size: 14px;
    font-weight: 450;
    transition: background 0.15s;
    white-space: nowrap;
    text-align: left;
    display: flex; align-items: center; gap: 10px;
  }
  .usecase-tabs button:last-child { border-right: none; }
  .usecase-tabs button:hover { background: var(--bg-2); }
  .usecase-tabs button.active {
    background: var(--bg-2);
    color: var(--ink);
    box-shadow: inset 0 -2px 0 var(--accent);
  }
  .usecase-tabs button .num {
    font-family: var(--font-mono); font-size: 11px;
    color: var(--ink-3);
  }
  .usecase-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 380px;
  }
  .usecase-pane { display: none; }
  .usecase-pane.active { display: contents; }
  .usecase-text {
    padding: 48px;
    display: flex; flex-direction: column;
    justify-content: center;
  }
  .usecase-text h3 {
    font-size: 28px;
    font-weight: 500;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
  }
  .usecase-text p { font-size: 15px; line-height: 1.6; margin-bottom: 24px; }
  .usecase-bullets {
    list-style: none; padding: 0; margin: 0;
    display: grid; gap: 10px;
  }
  .usecase-bullets li {
    display: flex; gap: 10px;
    font-size: 14px;
    color: var(--ink-2);
  }
  .usecase-bullets li::before {
    content: "→";
    color: var(--accent);
    font-family: var(--font-mono);
  }
  .usecase-viz {
    background: var(--bg-2);
    border-left: 1px solid var(--line);
    position: relative;
    overflow: hidden;
    display: grid; place-items: center;
    padding: 32px;
  }
  .usecase-viz .chat-demo { max-width: 380px; background: var(--bg); }
  /* Lock use-case chat demos to a static height so the tab panel doesn't resize as messages animate in. */
  .usecase-viz .chat-demo .chat-stream {
    height: 300px;
    min-height: 300px;
    overflow: hidden;
    justify-content: flex-end;
  }

  /* ===== Call Center mockup (use-case viz) — matches .chat-demo dimensions ===== */
  .call-mockup {
    width: 100%;
    max-width: 380px;
    min-height: 478px;
    background: var(--bg);
    border: 1px solid var(--line);
    border-radius: 24px;
    padding: 24px;
    box-shadow: 0 1px 0 var(--line-2), 0 24px 60px -32px rgba(0,0,0,0.25);
    display: flex; flex-direction: column;
  }
  .call-mockup-head {
    display: flex; align-items: center; justify-content: space-between;
    padding-bottom: 16px;
    margin-bottom: 16px;
    border-bottom: 1px solid var(--line-2);
  }
  .call-mockup-id { display: flex; align-items: center; gap: 10px; }
  .call-mockup-avatar {
    width: 32px; height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--line));
    color: white;
    display: grid; place-items: center;
    font-family: var(--font-mono); font-size: 12px; font-weight: 500;
  }
  .call-mockup-name { font-size: 14px; font-weight: 500; line-height: 1.2; }
  .call-mockup-sub { font-family: var(--font-mono); font-size: 11px; color: var(--ink-3); margin-top: 3px; }
  .call-mockup-status {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 4px 10px;
    background: rgba(0,0,0,0.15);
    color: #888888;
    border-radius: 999px;
    font-family: var(--font-mono); font-size: 11px;
    text-transform: uppercase; letter-spacing: 0.04em;
  }
  .live-pulse {
    width: 6px; height: 6px; border-radius: 50%;
    background: #888888;
    animation: pulse 1.6s infinite;
  }
  .call-mockup-wave {
    display: flex; align-items: center; gap: 2px;
    height: 56px;
    margin-bottom: 12px;
    flex-shrink: 0;
  }
  .call-mockup-wave .b {
    flex: 1;
    background: var(--accent);
    border-radius: 2px;
    animation: callwave 1.4s ease-in-out infinite;
    opacity: 0.85;
  }
  @keyframes callwave {
    0%, 100% { transform: scaleY(0.25); }
    50% { transform: scaleY(1); }
  }
  .call-mockup-transcript {
    flex: 1;
    min-height: 0;
    background: var(--bg-2);
    border: 1px solid var(--line-2);
    border-radius: 12px;
    padding: 14px;
    font-size: 13px;
    line-height: 1.45;
    overflow: hidden;
    display: flex; flex-direction: column;
    justify-content: flex-end;
  }
  .cmt-line + .cmt-line { margin-top: 10px; }
  .cmt-speaker {
    display: block;
    font-family: var(--font-mono); font-size: 10px;
    color: var(--accent);
    text-transform: uppercase; letter-spacing: 0.05em;
    margin-bottom: 3px;
  }
  .cmt-line.cmt-customer .cmt-speaker { color: var(--ink-3); }
  .call-mockup-actions {
    display: flex; gap: 8px;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--line-2);
    flex-shrink: 0;
  }
  .cm-btn {
    flex: 1;
    height: 36px;
    border-radius: 10px;
    background: var(--bg-2);
    border: 1px solid var(--line);
    color: var(--ink-2);
    display: grid; place-items: center;
  }
  .cm-btn.cm-end {
    background: #888888;
    color: white;
    border-color: transparent;
  }

  /* ========== ENTERPRISE GRID ========== */
  .enterprise-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
  }
  .ent-card {
    background: var(--bg);
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 28px;
    min-height: 200px;
    display: flex; flex-direction: column; gap: 12px;
  }
  .ent-card .ent-icon {
    width: 44px; height: 44px;
    background: var(--ink); color: var(--bg);
    border-radius: 10px;
    display: grid; place-items: center;
    margin-bottom: 4px;
  }
  .ent-card h3 { font-size: 18px; font-weight: 500; }
  .ent-card p { font-size: 13px; line-height: 1.55; }


  /* ========== FAQ ========== */
  .faq { max-width: 820px; margin: 0 auto; }
  .faq-item { border-bottom: 1px solid var(--line); }
  .faq-item:first-child { border-top: 1px solid var(--line); }
  .faq-q {
    width: 100%; background: transparent; border: none;
    padding: 22px 0;
    text-align: left;
    display: flex; align-items: center; justify-content: space-between; gap: 16px;
    font-size: 17px; font-weight: 450;
    color: var(--ink);
    font-family: inherit;
    letter-spacing: -0.01em;
  }
  .faq-q .toggle {
    width: 28px; height: 28px;
    border: 1px solid var(--line);
    border-radius: 50%;
    display: grid; place-items: center;
    flex-shrink: 0;
    transition: all 0.2s;
    color: var(--ink-3);
  }
  .faq-item.open .toggle {
    background: var(--ink); color: var(--bg);
    border-color: var(--ink);
    transform: rotate(45deg);
  }
  .faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    color: var(--ink-2);
    font-size: 15px; line-height: 1.6;
  }
  .faq-item.open .faq-a { max-height: 300px; }
  .faq-a-inner { padding: 0 56px 22px 0; }

  /* ========== STATS ========== */
  .stats-strip {
    display: grid; grid-template-columns: repeat(4, 1fr);
    gap: 0;
    border-top: 1px solid var(--line-2);
    border-bottom: 1px solid var(--line-2);
    padding: 0;
  }
  .stat-cell {
    padding: 40px 32px;
    border-right: 1px solid var(--line-2);
  }
  .stat-cell:last-child { border-right: none; }
  .stat-cell .num {
    font-size: 44px; font-weight: 500;
    letter-spacing: -0.03em; line-height: 1;
    margin-bottom: 8px;
  }
  .stat-cell .num .small { font-size: 22px; color: var(--ink-3); }
  .stat-cell .label {
    font-family: var(--font-mono); font-size: 11px;
    text-transform: uppercase; letter-spacing: 0.06em;
    color: var(--ink-3);
  }

  @media (max-width: 960px) {
    .hero-visual { display: none; }
    .hero-grid { grid-template-columns: 1fr; gap: 0; }
    .hero { padding: 40px 0 32px; }
    .hero-sub { font-size: 16px; max-width: 100%; }
    .hero h1 { font-size: 36px; line-height: 1.1; }
    .compare-grid, .features-grid, .testimonials,
    .skills-grid, .enterprise-grid, .stats-strip { grid-template-columns: 1fr; }
    .stat-cell { border-right: none; border-bottom: 1px solid var(--line-2); }
    .stat-cell:last-child { border-bottom: none; }
    .usecase-body { grid-template-columns: 1fr; }
    .usecase-viz { border-left: none; border-top: 1px solid var(--line); }
    .skills-grid { grid-template-columns: 1fr 1fr; }
    .enterprise-grid { grid-template-columns: 1fr 1fr; }
    .stats-strip { grid-template-columns: 1fr 1fr; }
    .stat-cell:nth-child(odd) { border-right: 1px solid var(--line-2); }
    .stat-cell:nth-last-child(2) { border-bottom: none; }
    .chat-demo { max-width: 100%; }
    .float-chip.top { right: 0; }
    .float-chip.bottom { right: 0; }
  }
  @media (max-width: 540px) {
    .hero { padding: 28px 0 24px; }
    .hero h1 { font-size: 30px; line-height: 1.1; }
    .hero-sub { font-size: 15px; margin-bottom: 24px; }
    /* Stack CTA buttons full-width on mobile */
    .hero-cta-row { flex-direction: column; align-items: stretch; gap: 10px; margin-bottom: 28px; }
    .hero-cta-row .btn { width: 100%; text-align: center; justify-content: center; }
    .skills-grid, .enterprise-grid { grid-template-columns: 1fr; }
    /* Use case tabs: horizontal scroll strip instead of wrapping */
    .usecase-tabs {
      overflow-x: auto; white-space: nowrap;
      display: block; -webkit-overflow-scrolling: touch;
      scrollbar-width: none; padding-bottom: 4px;
    }
    .usecase-tabs::-webkit-scrollbar { display: none; }
    .usecase-tabs button { display: inline-flex; min-height: 44px; white-space: nowrap; }
    .float-chip.bottom { right: 0; bottom: -12px; }
    .stats-strip { grid-template-columns: 1fr; }
    .stat-cell { border-right: none !important; border-bottom: 1px solid var(--line-2); }
    .stat-cell:nth-last-child(2) { border-bottom: 1px solid var(--line-2); }
    /* Platform cards: hide embedded mockup text on mobile */
    .platform-card .chat-demo,
    .platform-card .ticker-wrap { font-size: 10px; }
  }