*, *::before, *::after {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    :root {
      --black: #000;
      --white: #fff;
      --grey: #999;
      --grey-dark: #333;
      --font: ui-sans-serif, system-ui, -apple-system, sans-serif;
    }

    html { font-size: 16px; line-height: 1.5; }

    body {
      background: var(--black);
      color: var(--white);
      font-family: var(--font);
      -webkit-font-smoothing: never;
      font-smooth: never;
      overflow-x: hidden;
    }

    nav {
      padding: 32px 24px;
      max-width: 640px;
      margin: 0 auto;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    .logo {
      font-size: 0.9em;
      font-weight: 600;
      letter-spacing: -0.02em;
      color: var(--white);
      text-decoration: none;
    }

    .nav-links { display: flex; gap: 24px; list-style: none; }
    .nav-links a { font-size: 0.82em; color: var(--grey); text-decoration: none; transition: color 0.15s; }
    .nav-links a:hover { color: var(--white); }

    hr { border: none; border-top: 1px solid var(--grey-dark); }

    .section {
      padding: 60px 24px;
      max-width: 640px;
      margin: 0 auto;
    }

    .hero { padding: 80px 24px 60px; max-width: 640px; margin: 0 auto; }

    h1 {
      font-size: clamp(2em, 8vw, 3.2em);
      font-weight: 600;
      letter-spacing: -0.04em;
      line-height: 1.1;
      margin-bottom: 28px;
    }

    h2 {
      font-size: 1.4em;
      font-weight: 600;
      letter-spacing: -0.03em;
      margin-bottom: 14px;
    }

    .hero p, .section > p {
      font-size: 0.95em;
      color: var(--grey);
      line-height: 1.7;
      margin-bottom: 36px;
      max-width: 480px;
    }

    .section-label {
      font-size: 0.72em;
      color: var(--grey);
      letter-spacing: 0.07em;
      text-transform: uppercase;
      display: block;
      margin-bottom: 28px;
    }

    .hero-actions { display: flex; gap: 10px; flex-wrap: wrap; }

    .btn {
      display: inline-block;
      font-size: 0.85em;
      font-family: var(--font);
      padding: 10px 20px;
      border-radius: 6px;
      cursor: pointer;
      text-decoration: none;
      transition: all 0.15s;
      border: 1px solid transparent;
    }

    .btn-white { background: var(--white); color: var(--black); }
    .btn-white:hover { background: #e5e5e5; }
    .btn-outline { background: transparent; color: var(--grey); border-color: var(--grey-dark); }
    .btn-outline:hover { color: var(--white); border-color: var(--grey); }

    /* FEATURE LIST */
    .feature-list { list-style: none; border-top: 1px solid var(--grey-dark); }
    .feature-list li {
      display: grid;
      grid-template-columns: 160px 1fr;
      gap: 24px;
      padding: 18px 0;
      border-bottom: 1px solid var(--grey-dark);
      font-size: 0.88em;
    }
    .feature-list .label { color: var(--grey); }
    .feature-list .value { color: var(--white); line-height: 1.6; }

    /* DRUM */
    .drum-wrap {
      position: relative;
      height: 300px;
      overflow: hidden;
      cursor: ns-resize;
      margin-bottom: 16px;
    }

    .drum-wrap::before, .drum-wrap::after {
      content: '';
      position: absolute;
      left: 0; right: 0;
      height: 90px;
      z-index: 10;
      pointer-events: none;
    }

    .drum-wrap::before { top: 0; background: linear-gradient(to bottom, #000, transparent); }
    .drum-wrap::after { bottom: 0; background: linear-gradient(to top, #000, transparent); }

    .drum-inner {
      position: relative;
      height: 100%;
      perspective: 600px;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .drum-card {
      position: absolute;
      width: 100%;
      padding: 18px 0;
      border-bottom: 1px solid var(--grey-dark);
      transition: transform 0.4s cubic-bezier(0.23,1,0.32,1), opacity 0.4s cubic-bezier(0.23,1,0.32,1);
      transform-origin: center;
      backface-visibility: hidden;
      text-decoration: none;
      color: inherit;
      display: block;
    }

    .drum-card-num { font-size: 0.7em; color: var(--grey); margin-bottom: 4px; }
    .drum-card-title { font-size: 0.95em; font-weight: 600; letter-spacing: -0.02em; margin-bottom: 4px; }
    .drum-card-desc { font-size: 0.8em; color: var(--grey); line-height: 1.5; }
    .drum-card-tags { display: flex; gap: 6px; margin-top: 8px; flex-wrap: wrap; }
    .drum-tag { font-size: 0.68em; color: var(--grey); border: 1px solid var(--grey-dark); padding: 2px 7px; border-radius: 3px; }

    .drum-controls {
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

    .drum-nav { display: flex; gap: 6px; }

    .drum-btn {
      background: transparent;
      border: 1px solid var(--grey-dark);
      color: var(--grey);
      font-size: 0.78em;
      padding: 5px 12px;
      border-radius: 4px;
      cursor: pointer;
      font-family: var(--font);
      transition: all 0.15s;
    }

    .drum-btn:hover { border-color: var(--grey); color: var(--white); }
    .drum-btn:disabled { opacity: 0.2; cursor: default; }

    .drum-dots { display: flex; gap: 5px; align-items: center; }

    .drum-dot {
      width: 4px; height: 4px;
      border-radius: 50%;
      background: var(--grey-dark);
      cursor: pointer;
      border: none;
      transition: background 0.15s;
    }

    .drum-dot.active { background: var(--white); }
    .drum-counter { font-size: 0.72em; color: var(--grey); }

    /* PRICING */
    .pricing-row { border-top: 1px solid var(--grey-dark); }

    .pricing-item {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 24px;
      align-items: start;
      padding: 24px 0;
      border-bottom: 1px solid var(--grey-dark);
    }

    .pricing-item h3 { font-size: 0.9em; font-weight: 600; margin-bottom: 4px; }
    .pricing-item p { font-size: 0.8em; color: var(--grey); margin: 0; line-height: 1.6; }
    .price { font-size: 0.95em; font-weight: 600; white-space: nowrap; text-align: right; }
    .price-note { font-size: 0.7em; color: var(--grey); text-align: right; margin-top: 2px; }
    .referral-note { padding: 18px 0; font-size: 0.8em; color: var(--grey); border-bottom: 1px solid var(--grey-dark); }

    /* CONTACT */
    .contact-meta { display: flex; flex-direction: column; gap: 6px; margin-bottom: 24px; }
    .contact-meta a { font-size: 0.85em; color: var(--grey); text-decoration: none; transition: color 0.15s; }
    .contact-meta a:hover { color: var(--white); }
    .contact-meta span { font-size: 0.82em; color: var(--grey); }

    .contact-form { display: flex; flex-direction: column; gap: 10px; }

    input, textarea, select {
      background: transparent;
      border: 1px solid var(--grey-dark);
      border-radius: 6px;
      padding: 11px 14px;
      color: var(--white);
      font-family: var(--font);
      font-size: 0.86em;
      width: 100%;
      outline: none;
      transition: border-color 0.15s;
    }

    input:focus, textarea:focus, select:focus { border-color: var(--grey); }
    input::placeholder, textarea::placeholder { color: #555; }
    select option { background: #111; }
    textarea { resize: vertical; min-height: 100px; }

    footer {
      padding: 28px 24px;
      max-width: 640px;
      margin: 0 auto;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 10px;
    }

    footer p, footer a { font-size: 0.76em; color: var(--grey); text-decoration: none; transition: color 0.15s; }
    footer a:hover { color: var(--white); }
    .footer-links { display: flex; gap: 16px; }

    .fade-in { opacity: 0; transform: translateY(10px); transition: opacity 0.5s ease, transform 0.5s ease; }
    .fade-in.visible { opacity: 1; transform: translateY(0); }

    @media (max-width: 500px) {
      .nav-links { display: none; }
      .feature-list li { grid-template-columns: 1fr; gap: 4px; }
      .pricing-item { grid-template-columns: 1fr; }
      .price { text-align: left; }
    }
.drum-card-img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  border-radius: 4px;
  margin-bottom: 12px;
  opacity: 0.85;
  filter: grayscale(20%);
}