*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  :root {
    --black: #333333; --gray: #333333; --mid: #888888;
    --light: #F5F5F5; --border: #E8E8E8; --white: #FFFFFF;
    --blue: #378ADD; --blue-light: #E6F1FB; --blue-dark: #0C447C;
  }
  html { scroll-behavior: smooth; overflow-x: hidden; width: 100%; }
  body { font-family: 'Inter', sans-serif; color: var(--black); background: var(--white); font-size: 16px; line-height: 1.6; overflow-x: hidden; width: 100%; max-width: 100vw; }
  [data-lang="en"] [data-me], [data-lang="me"] [data-en] { display: none !important; }
  a { color: inherit; }
  img { max-width: 100%; display: block; }

  nav { position: fixed; top: 0; left: 0; right: 0; z-index: 100; display: flex; align-items: center; padding: 0 5%; height: 72px; background: rgba(255,255,255,0.95); backdrop-filter: blur(8px); border-bottom: 1px solid var(--border); }
  .nav-logo { display: flex; align-items: center; flex-shrink: 0; text-decoration: none; }
  .nav-logo svg { height: 44px; width: auto; display: block; }
  .nav-right { display: flex; align-items: center; gap: 1rem; margin-left: auto; }
  .back-link { font-size: 13px; color: var(--mid); text-decoration: none; }
  .back-link:hover { color: var(--blue); }
  .lang-btn { background: none; border: 1px solid var(--border); border-radius: 4px; font-family: 'Inter', sans-serif; font-size: 12px; font-weight: 500; color: var(--mid); cursor: pointer; padding: 6px 10px; letter-spacing: 0.5px; }
  .lang-btn:hover { border-color: var(--blue); color: var(--blue); }
  .nav-cta { background: var(--black); color: var(--white); border: none; padding: 10px 18px; font-size: 13px; font-weight: 500; font-family: 'Inter', sans-serif; cursor: pointer; border-radius: 4px; text-decoration: none; }
  .nav-cta:hover { background: var(--blue); }

  section { padding: 110px 5% 90px; }
  .inner { max-width: 1100px; margin: 0 auto; }
  .eyebrow { font-size: 12px; font-weight: 600; letter-spacing: 1.5px; text-transform: uppercase; color: var(--blue); margin-bottom: 16px; }
  .section-title { font-size: clamp(26px, 4vw, 38px); font-weight: 500; letter-spacing: -0.5px; margin-bottom: 16px; }
  .section-sub { font-size: 15px; color: var(--mid); font-weight: 300; max-width: 640px; margin-bottom: 40px; line-height: 1.8; }

  .hero { background: var(--black); color: var(--white); padding-top: 150px; }
  .hero .eyebrow { color: var(--blue); }
  .hero h1 { font-size: clamp(32px, 5.5vw, 52px); font-weight: 600; letter-spacing: -1px; line-height: 1.15; margin-bottom: 22px; max-width: 760px; }
  .hero h1 span { color: var(--blue); }
  .hero p { font-size: 17px; color: #bbb; font-weight: 300; max-width: 560px; margin-bottom: 36px; line-height: 1.8; }
  .hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
  .btn-primary { background: var(--blue); color: var(--white); padding: 14px 28px; border-radius: 4px; text-decoration: none; font-size: 14px; font-weight: 500; }
  .btn-primary:hover { background: #2a6fb3; }
  .btn-ghost { border: 1px solid #444; color: var(--white); padding: 14px 28px; border-radius: 4px; text-decoration: none; font-size: 14px; font-weight: 500; }
  .btn-ghost:hover { border-color: var(--blue); color: var(--blue); }
  .hero-stats { display: flex; gap: 40px; margin-top: 56px; flex-wrap: wrap; }
  .hero-stats div { display: flex; flex-direction: column; }
  .stat-num { font-size: 28px; font-weight: 600; color: var(--white); }
  .stat-num span { color: var(--blue); }
  .stat-label { font-size: 12px; color: #999; margin-top: 4px; }

  .pain-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; }
  .pain-card { background: var(--light); border: 1px solid var(--border); border-radius: 6px; padding: 28px; }
  .pain-card .num { font-size: 13px; font-weight: 700; color: var(--blue); margin-bottom: 10px; }
  .pain-card p { font-size: 14px; color: var(--gray); line-height: 1.7; font-weight: 300; }

  .solutions { background: var(--light); }
  .solution-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; }
  .solution-card { background: var(--white); border: 1px solid var(--border); border-radius: 6px; padding: 28px; }
  .solution-card h3 { font-size: 16px; font-weight: 500; margin-bottom: 10px; }
  .solution-card p { font-size: 14px; color: var(--mid); line-height: 1.7; font-weight: 300; }

  .proof-cta { background: var(--white); border: 1px solid var(--border); border-radius: 6px; padding: 40px; display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
  .proof-cta p { font-size: 15px; color: var(--gray); font-weight: 300; max-width: 480px; }
  .proof-cta a { white-space: nowrap; }

  .faq-item { border-bottom: 1px solid var(--border); padding: 20px 0; }
  .faq-item h3 { font-size: 15px; font-weight: 500; margin-bottom: 8px; }
  .faq-item p { font-size: 14px; color: var(--mid); font-weight: 300; line-height: 1.7; }

  .demo-section { background: #f8f9fa; }
  .demo-tabs-nav { display: flex; gap: 8px; margin: 28px 0 32px; flex-wrap: wrap; }
  .demo-tab { padding: 9px 18px; border: 1px solid var(--border); border-radius: 24px; background: var(--white); cursor: pointer; font-size: 13px; font-weight: 500; color: var(--mid); transition: all 0.2s; font-family: 'Inter', sans-serif; white-space: nowrap; }
  .demo-tab.active { background: var(--blue); color: var(--white); border-color: var(--blue); }
  .demo-panel { display: none; }
  .demo-panel.active { display: block; }
  .demo-panel-inner { display: grid; grid-template-columns: 1fr 400px; gap: 48px; align-items: start; }
  @media(max-width:960px){ .demo-panel-inner { grid-template-columns: 1fr; } }
  .demo-panel-desc h3 { font-size: 20px; font-weight: 500; margin-bottom: 12px; letter-spacing: -0.3px; }
  .demo-panel-desc p { font-size: 14px; color: var(--mid); line-height: 1.8; margin-bottom: 20px; font-weight: 300; }
  .demo-panel-features { list-style: none; display: flex; flex-direction: column; gap: 10px; }
  .demo-panel-features li { font-size: 14px; color: var(--gray); display: flex; gap: 10px; font-weight: 300; line-height: 1.6; }
  .demo-panel-features li::before { content: "✓"; color: var(--blue); font-weight: 700; flex-shrink: 0; }
  .chat-widget { background: var(--white); border: 1px solid var(--border); border-radius: 12px; overflow: hidden; box-shadow: 0 8px 40px rgba(0,0,0,0.08); }
  .chat-header { background: var(--blue); padding: 16px 20px; display: flex; align-items: center; gap: 12px; }
  .chat-avatar { width: 36px; height: 36px; background: rgba(255,255,255,0.2); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 18px; flex-shrink: 0; }
  .chat-info { flex: 1; }
  .chat-name { font-size: 14px; font-weight: 600; color: var(--white); }
  .chat-status { font-size: 11px; color: rgba(255,255,255,0.8); display: flex; align-items: center; gap: 5px; margin-top: 2px; }
  .chat-status::before { content: ""; width: 6px; height: 6px; background: #4ade80; border-radius: 50%; flex-shrink: 0; }
  .chat-messages { height: 260px; overflow-y: auto; padding: 16px; display: flex; flex-direction: column; gap: 12px; background: #f8f9fa; }
  .chat-msg { max-width: 82%; padding: 10px 14px; border-radius: 12px; font-size: 13px; line-height: 1.5; word-break: break-word; }
  .chat-msg.bot { background: var(--white); border: 1px solid var(--border); color: var(--gray); border-radius: 4px 12px 12px 12px; align-self: flex-start; }
  .chat-msg.user { background: var(--blue); color: var(--white); border-radius: 12px 4px 12px 12px; align-self: flex-end; }
  .chat-suggestions { padding: 10px 14px; display: flex; flex-wrap: wrap; gap: 7px; border-top: 1px solid var(--border); background: var(--white); }
  .chat-sugg-btn { background: var(--blue-light); border: none; border-radius: 16px; padding: 6px 13px; font-size: 12px; font-family: 'Inter', sans-serif; color: var(--blue); cursor: pointer; font-weight: 500; transition: background 0.15s; white-space: nowrap; }
  .chat-sugg-btn:hover { background: var(--blue); color: var(--white); }
  .chat-input-row { display: flex; border-top: 1px solid var(--border); }
  .chat-input { flex: 1; border: none; padding: 13px 15px; font-size: 13px; font-family: 'Inter', sans-serif; color: var(--gray); outline: none; background: var(--white); }
  .chat-input::placeholder { color: #bbb; }
  .chat-send { background: var(--blue); border: none; color: var(--white); padding: 13px 17px; cursor: pointer; font-size: 16px; }
  .typing-dots { display: flex; gap: 4px; align-items: center; padding: 2px 4px; }
  .typing-dots span { width: 6px; height: 6px; background: #bbb; border-radius: 50%; animation: bounce 1.2s infinite; }
  .typing-dots span:nth-child(2) { animation-delay: 0.2s; }
  .typing-dots span:nth-child(3) { animation-delay: 0.4s; }
  @keyframes bounce { 0%,60%,100%{transform:translateY(0)} 30%{transform:translateY(-6px)} }
  .email-mock { background: var(--white); border: 1px solid var(--border); border-radius: 12px; overflow: hidden; box-shadow: 0 8px 40px rgba(0,0,0,0.08); }
  .email-toolbar { background: #f0f0f0; padding: 10px 14px; display: flex; gap: 6px; align-items: center; }
  .email-toolbar span { width: 12px; height: 12px; border-radius: 50%; display: block; }
  .email-toolbar .t-r { background: #ff5f57; } .email-toolbar .t-y { background: #ffbd2e; } .email-toolbar .t-g { background: #28c840; }
  .email-head { padding: 16px 20px; border-bottom: 1px solid var(--border); }
  .email-meta { font-size: 12px; color: var(--mid); margin-bottom: 6px; }
  .email-subject { font-size: 15px; font-weight: 600; color: var(--black); }
  .email-body { padding: 20px; font-size: 13px; color: var(--gray); line-height: 1.8; }
  .email-body p { margin-bottom: 10px; }
  .email-cta { display: inline-block; background: var(--blue); color: white !important; padding: 11px 22px; border-radius: 6px; font-size: 13px; font-weight: 600; text-decoration: none; margin: 8px 0; }
  .email-list { list-style: none; margin: 8px 0 12px; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
  .email-list li { padding: 8px 12px; border-bottom: 1px solid var(--border); font-size: 13px; }
  .email-list li:last-child { border: none; }
  .wa-mock { background: #e5ddd5; border-radius: 12px; overflow: hidden; box-shadow: 0 8px 40px rgba(0,0,0,0.08); }
  .wa-head { background: #075e54; padding: 13px 16px; display: flex; align-items: center; gap: 10px; }
  .wa-av { width: 34px; height: 34px; background: rgba(255,255,255,0.2); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 15px; }
  .wa-info .wa-name { font-size: 15px; font-weight: 600; color: white; }
  .wa-info .wa-sub { font-size: 12px; color: rgba(255,255,255,0.8); }
  .wa-body { padding: 16px 12px; display: flex; flex-direction: column; gap: 10px; }
  .wa-msg { max-width: 85%; padding: 10px 14px; border-radius: 8px; font-size: 13px; line-height: 1.6; }
  .wa-msg.in { background: white; border-radius: 0 8px 8px 8px; align-self: flex-start; box-shadow: 0 1px 2px rgba(0,0,0,0.1); }
  .wa-msg.out { background: #dcf8c6; border-radius: 8px 0 8px 8px; align-self: flex-end; box-shadow: 0 1px 2px rgba(0,0,0,0.1); }
  .wa-time { font-size: 11px; color: #999; margin-top: 4px; text-align: right; }
  .final-cta { background: var(--black); color: var(--white); text-align: center; }
  .final-cta h2 { color: var(--white); }
  .final-cta .section-sub { color: #aaa; margin: 0 auto 36px; }
  .final-cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

  footer { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; padding: 32px 5%; background: var(--black); }
  .footer-copy { font-size: 13px; color: #888; }
  .footer-legal { display: flex; gap: 16px; }
  .footer-legal a { color: #888; font-size: 12px; text-decoration: none; }
  .footer-legal a:hover { color: var(--white); }

  @media (max-width: 700px) {
    section { padding: 90px 6% 60px; }
    .hero-actions, .final-cta-actions { flex-direction: column; }
    .hero-stats { gap: 24px; }
    .proof-cta { flex-direction: column; text-align: center; }
    footer { flex-direction: column; text-align: center; }
    .btn-primary, .btn-ghost { padding: 10px 21px; font-size: 11px; }
    nav { padding: 0 4%; }
    .nav-right { gap: 6px; }
    .back-link { font-size: 10px; white-space: nowrap; }
    .lang-btn { padding: 4px 7px; font-size: 9px; }
    .nav-cta { padding: 7px 12px; font-size: 9px; white-space: nowrap; }
  }