:root {
    --bg: #f7f8fa;
    --bg-alt: #ffffff;
    --bg-raised: #ffffff;
    --text: #1a2332;
    --text-muted: #5a6472;
    --border: #e2e6ea;
    --accent: #1d6f5e;
    --accent-strong: #14493d;
    --accent-soft: #e6f2ee;
    --amber: #c17f2b;
    --shadow: 0 1px 3px rgba(86, 156, 121, 0.06), 0 8px 24px rgba(20,30,25,0.05);
    --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-head: Georgia, "Times New Roman", serif;
  }

  @media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
      --bg: #12161a;
      --bg-alt: #181d22;
      --bg-raised: #1e242a;
      --text: #e8ecef;
      --text-muted: #9aa5ad;
      --border: #2a3138;
      --accent: #4fae94;
      --accent-strong: #7bc9b3;
      --accent-soft: #1c2e29;
      --amber: #e0a752;
      --shadow: 0 1px 3px rgba(0,0,0,0.3), 0 8px 24px rgba(0,0,0,0.25);
    }
  }

  :root[data-theme="dark"] {
    --bg: #12161a;
    --bg-alt: #181d22;
    --bg-raised: #1e242a;
    --text: #e8ecef;
    --text-muted: #9aa5ad;
    --border: #2a3138;
    --accent: #4fae94;
    --accent-strong: #7bc9b3;
    --accent-soft: #1c2e29;
    --amber: #e0a752;
    --shadow: 0 1px 3px rgba(0,0,0,0.3), 0 8px 24px rgba(0,0,0,0.25);
  }

  * { box-sizing: border-box; }

  body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
  }

  a { color: inherit; }

  .wrap { max-width: 1080px; margin: 0 auto; padding: 0 28px; }

  /* ---------- Nav ---------- */
  header.nav {
    position: sticky;
    top: 0;
    z-index: 50;
    background: color-mix(in srgb, var(--bg-alt) 88%, transparent);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
  }
  .nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 28px;
    margin: 0 auto;
  }
  .brand {
    color: #ed1b24;
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-head);
    font-weight: 700;
    font-size: 1.15rem;
    letter-spacing: 0.2px;
  }
  .brand-mark {
    width: 34px; height: 34px;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--accent), var(--accent-strong));
    color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.85rem;
    font-weight: 800;
    font-family: var(--font-body);
    flex-shrink: 0;
  }
  nav.links { display: flex; gap: 26px; }
  nav.links a {
    text-decoration: none;
    color: var(--text-muted);
    font-size: 0.92rem;
    font-weight: 500;
    transition: color 0.15s ease;
  }
  nav.links a:hover { color: var(--accent); }
  .nav-cta {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: 1px;
    background: var(--accent);
    color: #fff !important;
    padding: 7px 14px;
    border-radius: 7px;
    font-size: 0.78rem;
    font-weight: 600;
    text-decoration: none;
    white-space: nowrap;
    line-height: 1.2;
    animation: call-now-blink 1.6s ease-in-out infinite;
  }
  .nav-cta .call-number {
    font-size: 0.72rem;
    font-weight: 500;
  }
  @keyframes call-now-blink {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 45%, transparent); }
    50% { opacity: 0.78; box-shadow: 0 0 0 6px color-mix(in srgb, var(--accent) 0%, transparent); }
  }
  @media (prefers-reduced-motion: reduce) {
    .nav-cta { animation: none; }
  }
  @media (max-width: 720px) {
    nav.links { display: none; }
  }

  /* ---------- Hero ---------- */
  .hero {
    padding: 76px 0 64px;
    background:
      radial-gradient(ellipse 900px 500px at 85% -10%, var(--accent-soft), transparent),
      var(--bg);
    border-bottom: 1px solid var(--border);
  }
  .eyebrow {
    display: inline-block;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    color: var(--accent);
    background: var(--accent-soft);
    padding: 5px 12px;
    border-radius: 100px;
    margin-bottom: 20px;
  }
  h1 {
    font-family: var(--font-head);
    font-size: clamp(2rem, 4.2vw, 3rem);
    line-height: 1.15;
    margin: 0 0 18px;
    max-width: 18ch;
  }
  .hero p.lead {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 56ch;
    margin: 0 0 30px;
  }
  .hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
  .btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 22px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    border: 1px solid transparent;
  }
  .btn-primary { background: var(--accent); color: #fff; }
  .btn-secondary { background: transparent; color: var(--text); border-color: var(--border); }

  .hero-facts {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    margin-top: 52px;
    padding-top: 32px;
    border-top: 1px solid var(--border);
  }
  .hero-facts div { text-align: left; }
  .hero-facts .num {
    font-family: var(--font-head);
    font-size: 1.7rem;
    font-weight: 700;
    color: var(--accent-strong);
    display: block;
  }
  .hero-facts .label {
    font-size: 0.82rem;
    color: var(--text-muted);
  }
  @media (max-width: 640px) {
    .hero-facts { grid-template-columns: repeat(2, 1fr); }
  }

  /* ---------- Section shell ---------- */
  section { padding: 68px 0; }
  section.alt { background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
  .section-head { max-width: 62ch; margin-bottom: 40px; }
  .kicker {
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--amber);
    margin-bottom: 10px;
  }
  h2 {
    font-family: var(--font-head);
    font-size: clamp(1.55rem, 3vw, 2.05rem);
    margin: 0 0 12px;
  }
  .section-head p { color: var(--text-muted); font-size: 1.02rem; margin: 0; }

  /* ---------- About ---------- */
  .about-grid {
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 48px;
    align-items: start;
  }
  .about-grid p { color: var(--text-muted); margin: 0 0 16px; }
  .about-grid p:last-child { margin-bottom: 0; }
  .fact-card {
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 24px;
    box-shadow: var(--shadow);
  }
  .fact-row {
    display: flex;
    justify-content: space-between;
    padding: 11px 0;
    border-bottom: 1px solid var(--border);
    font-size: 0.92rem;
    gap: 12px;
  }
  .fact-row:last-child { border-bottom: none; padding-bottom: 0; }
  .fact-row:first-child { padding-top: 0; }
  .fact-row span:first-child { color: var(--text-muted); }
  .fact-row span:last-child { font-weight: 600; text-align: right; }

  @media (max-width: 780px) {
    .about-grid { grid-template-columns: 1fr; }
  }

  /* ---------- Vision ---------- */
  .vision-band {
    border-radius: 16px;
    background: linear-gradient(135deg, var(--accent-strong), var(--accent));
    color: #fff;
    padding: 44px;
    box-shadow: var(--shadow);
  }
  .vision-band .kicker { color: #d7f0e7; }
  .vision-band h2 { color: #fff; }
  .vision-band p { color: #eafaf3; font-size: 1.08rem; max-width: 68ch; margin: 0; }

  /* ---------- Services ---------- */
  .service-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
  .service-card {
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 26px;
    box-shadow: var(--shadow);
  }
  .service-icon {
    width: 42px; height: 42px;
    border-radius: 10px;
    background: var(--accent-soft);
    color: var(--accent-strong);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.2rem;
    margin-bottom: 16px;
  }
  .service-card h3 { margin: 0 0 8px; font-size: 1.08rem; }
  .service-card p { margin: 0; color: var(--text-muted); font-size: 0.93rem; }
  @media (max-width: 680px) {
    .service-grid { grid-template-columns: 1fr; }
  }

  /* ---------- Products ---------- */
  .product-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 36px;
  }
  .tag {
    padding: 7px 14px;
    border-radius: 100px;
    background: var(--accent-soft);
    color: var(--accent-strong);
    font-size: 0.85rem;
    font-weight: 600;
    border: 1px solid transparent;
  }
  .product-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
  }
  .product-card {
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
  }
  .product-thumb {
    width: 100%;
    height: 110px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.1rem;
    background: var(--accent-soft);
    color: var(--accent-strong);
  }
  .product-body { padding: 16px 18px 18px; }
  .product-cat {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--amber);
    font-weight: 700;
    margin-bottom: 6px;
  }
  .product-card h4 { margin: 0 0 6px; font-size: 0.95rem; line-height: 1.4; }
  .product-price { font-size: 0.9rem; font-weight: 700; color: var(--accent-strong); }
  @media (max-width: 820px) {
    .product-grid { grid-template-columns: repeat(2, 1fr); }
  }
  @media (max-width: 540px) {
    .product-grid { grid-template-columns: 1fr; }
  }

  /* ---------- Why us ---------- */
  .why-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
  }
  .why-item { text-align: left; }
  .why-item .n {
    font-family: var(--font-head);
    font-size: 1.4rem;
    color: var(--accent);
    display: block;
    margin-bottom: 8px;
  }
  .why-item h4 { margin: 0 0 6px; font-size: 0.98rem; }
  .why-item p { margin: 0; color: var(--text-muted); font-size: 0.88rem; }
  @media (max-width: 780px) {
    .why-grid { grid-template-columns: repeat(2, 1fr); }
  }

  /* ---------- Contact ---------- */
  .contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
  .contact-card {
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 26px;
    box-shadow: var(--shadow);
  }
  .contact-card .label {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    font-weight: 700;
    margin-bottom: 8px;
  }
  .contact-card .value { font-size: 1.02rem; font-weight: 600; }
  .contact-card .value a { text-decoration: none; color: var(--accent-strong); }
  @media (max-width: 640px) {
    .contact-grid { grid-template-columns: 1fr; }
  }

  /* ---------- Footer ---------- */
  footer {
    padding: 32px 0;
    border-top: 1px solid var(--border);
  }
  .footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 0.85rem;
    color: var(--text-muted);
  }