/* === Reset & base === */
    *,
    *::before,
    *::after {
      box-sizing: border-box
    }
  
    html {
      color-scheme: light dark;
      scroll-behavior: smooth
    }
  
    body {
      margin: 0;
      font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, sans-serif;
      line-height: 1.6;
      background: var(--bg);
      color: var(--fg)
    }
  
    :root {
      --bg: #ffffff;
      --fg: #0b0e14;
      --muted: #6b7280;
      --primary: #0ea5e9;
      --primary-ink: #003146;
      --accent: #22c55e;
      --card: #f8fafc;
      --border: #e5e7eb;
      --shadow: 0 10px 20px rgba(0, 0, 0, .07)
    }
  
    @media (prefers-color-scheme:dark) {
      :root {
        --bg: #0b0e14;
        --fg: #f3f4f6;
        --muted: #9ca3af;
        --primary: #38bdf8;
        --primary-ink: #031a24;
        --accent: #4ade80;
        --card: #111827;
        --border: #1f2937;
        --shadow: 0 10px 20px rgba(0, 0, 0, .35)
      }
  
      .logo-invert {
        filter: invert(1) hue-rotate(180deg)
      }
    }
  
    a {
      color: var(--primary);
      text-decoration: none
    }
  
    a:hover {
      text-decoration: underline
    }
  
    img {
      max-width: 100%;
      height: auto
    }
  
    .container {
      max-width: 1140px;
      margin-inline: auto;
      padding: clamp(16px, 2vw, 24px)
    }
  
    .grid {
      display: grid;
      gap: clamp(12px, 1vw, 20px)
    }
  
    .btn {
      display: inline-flex;
      align-items: center;
      gap: .5rem;
      background: var(--primary);
      color: #fff;
      padding: .75rem 1rem;
      border-radius: 999px;
      border: 0;
      box-shadow: var(--shadow);
      font-weight: 600
    }
  
    .btn.secondary {
      background: transparent;
      color: var(--primary);
      border: 1px solid var(--primary)
    }
  
    .pill {
      display: inline-block;
      padding: .25rem .6rem;
      border: 1px solid var(--border);
      border-radius: 999px;
      font-size: .85rem;
      color: var(--muted)
    }
  
    .card {
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: 16px;
      padding: clamp(16px, 2vw, 20px);
      box-shadow: var(--shadow)
    }
  
    .section {
      padding: clamp(28px, 6vw, 72px) 0
    }
  
    .section h2 {
      font-size: clamp(1.4rem, 1.4rem+1vw, 2.2rem);
      line-height: 1.2;
      margin: 0 0 1rem
    }
  
    .muted {
      color: var(--muted)
    }
  
    .sr-only {
      position: absolute;
      width: 1px;
      height: 1px;
      padding: 0;
      margin: -1px;
      overflow: hidden;
      clip: rect(0, 0, 0, 0);
      white-space: nowrap;
      border: 0
    }
  
    header {
      position: sticky;
      top: 0;
      background: rgba(255, 255, 255, .7);
      backdrop-filter: saturate(180%) blur(10px);
      border-bottom: 1px solid var(--border);
      z-index: 50
    }
  
    @media (prefers-color-scheme:dark) {
      header {
        background: rgba(11, 14, 20, .65)
      }
    }
  
    nav .bar {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 1rem
    }
  
    nav a.navlink {
      color: var(--fg);
      font-weight: 600;
      padding: .75rem .5rem;
      border-radius: 8px
    }
  
    nav a.navlink:hover {
      background: var(--card)
    }
  
    .brand {
      display: flex;
      align-items: center;
      gap: .5rem;
      font-weight: 800
    }
  
    .brand .dot {
      width: 10px;
      height: 10px;
      background: var(--accent);
      border-radius: 50%
    }
  
    /* Hero */
    .hero {
      display: grid;
      grid-template-columns: 1.2fr .8fr;
      align-items: center;
      gap: 2rem
    }
  
    .hero h1 {
      font-size: clamp(1.8rem, 2vw+1.6rem, 3rem);
      line-height: 1.1;
      margin: .2rem 0 1rem
    }
  
    .hero p {
      font-size: 1.1rem;
      color: var(--muted)
    }
  
    .hero .cover {
      border-radius: 20px;
      overflow: hidden;
      border: 1px solid var(--border);
      box-shadow: var(--shadow)
    }
  
    @media (max-width:900px) {
      .hero {
        grid-template-columns: 1fr
      }
    }
  
    /* Badges */
    .badges {
      display: flex;
      flex-wrap: wrap;
      gap: .5rem
    }
  
    /* Service cards */
    .cards {
      grid-template-columns: repeat(3, minmax(0, 1fr))
    }
  
    @media (max-width:900px) {
      .cards {
        grid-template-columns: 1fr 1fr
      }
    }
  
    @media (max-width:640px) {
      .cards {
        grid-template-columns: 1fr
      }
    }
  
    .card h3 {
      margin: .2rem 0 .4rem;
      font-size: 1.1rem
    }
  
    .card p {
      margin: 0;
      color: var(--muted)
    }
  
    /* Brands */
    .brands {
      display: grid;
      grid-auto-flow: column;
      grid-auto-columns: minmax(120px, 1fr);
      gap: 16px;
      overflow: auto;
      padding: 8px
    }
  
    .brands img {
      width: 100%;
      height: 64px;
      object-fit: contain;
      opacity: .9
    }
  
    /* Reviews */
    .stars {
      color: #f59e0b
    }
  
    blockquote {
      margin: 0
    }
  
    /* FAQ */
    details {
      border: 1px solid var(--border);
      border-radius: 14px;
      padding: 1rem;
      background: var(--card)
    }
  
    details+details {
      margin-top: .75rem
    }
  
    summary {
      cursor: pointer;
      font-weight: 700
    }
  
    /* Contact */
    .contact-grid {
      grid-template-columns: 1fr 1fr
    }
  
    @media (max-width:900px) {
      .contact-grid {
        grid-template-columns: 1fr
      }
    }
  
    /* Sticky CTA */
    .cta-sticky {
      position: fixed;
      inset: auto 0 16px;
      display: flex;
      justify-content: center;
      z-index: 60
    }
  
    .cta-sticky .wrap {
      display: flex;
      gap: .6rem;
      background: var(--card);
      border: 1px solid var(--border);
      padding: .5rem;
      border-radius: 999px;
      box-shadow: var(--shadow)
    }
  
    /* Footer */
    footer {
      background: var(--card);
      border-top: 1px solid var(--border)
    }