:root {
      --bg: #F3F4F6;
      --bg-soft: #EEF1F4;
      --card: rgba(255, 255, 255, 0.74);
      --text: #1C2430;
      --muted: #6B7280;
      --line: rgba(180, 190, 200, 0.30);
      --accent: #232B36;
      --accent-hover: #3E4B5C;
      --blue-soft: #DCE7F2;
      --radius-xl: 38px;
      --radius-lg: 28px;
      --radius-md: 20px;
      --shadow: 0 30px 80px rgba(15, 23, 42, 0.08);
      --shadow-soft: 0 18px 48px rgba(15, 23, 42, 0.055);
      --max: 1120px;
    }

    * { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", Inter, "Segoe UI", sans-serif;
      background:
        radial-gradient(circle at 18% 8%, rgba(220, 231, 242, 0.68), transparent 28%),
        radial-gradient(circle at 84% 18%, rgba(255, 255, 255, 0.88), transparent 25%),
        var(--bg);
      color: var(--text);
      line-height: 1.55;
      -webkit-font-smoothing: antialiased;
      text-rendering: geometricPrecision;
    }

    a { color: inherit; text-decoration: none; }
    img { display: block; max-width: 100%; }
    .page { overflow: hidden; }

    .container { width: min(var(--max), calc(100% - 40px)); margin: 0 auto; }

    header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(243, 244, 246, 0.80);
      backdrop-filter: blur(24px);
      -webkit-backdrop-filter: blur(24px);
      border-bottom: 1px solid var(--line);
    }

    .nav {
      min-height: 76px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 24px;
    }

    .brand { display: flex; flex-direction: column; gap: 2px; }
    .brand strong { font-size: 17px; font-weight: 740; letter-spacing: -0.025em; color: var(--accent); }
    .brand span { font-size: 13px; color: var(--muted); }

    .nav-links { display: flex; align-items: center; gap: 24px; font-size: 14px; color: var(--muted); }
    .nav-links a:hover { color: var(--accent); }

    .button {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 46px;
      padding: 0 20px;
      border-radius: 999px;
      border: 1px solid transparent;
      font-size: 15px;
      font-weight: 680;
      white-space: nowrap;
      transition: 180ms ease;
    }

    .button-primary {
      background: linear-gradient(135deg, var(--accent), var(--accent-hover));
      color: white;
      box-shadow: 0 14px 34px rgba(35, 43, 54, 0.20);
    }

    .button-primary:hover { transform: translateY(-1px); box-shadow: 0 18px 42px rgba(35, 43, 54, 0.24); }

    .button-light { background: rgba(255, 255, 255, 0.76); color: var(--accent); border-color: var(--line); }
    .button-light:hover { background: white; transform: translateY(-1px); }

    .hero { padding: 70px 0 64px; }

    .hero-grid { display: grid; grid-template-columns: 1.04fr 0.96fr; gap: 56px; align-items: center; }

    h1 {
      margin: 0 0 18px;
      font-size: clamp(46px, 6.4vw, 62px);
      line-height: 0.96;
      letter-spacing: -0.062em;
      color: var(--accent);
      font-weight: 780;
    }

    .hero-subtitle {
      font-size: clamp(25px, 3vw, 38px);
      line-height: 1.05;
      letter-spacing: -0.045em;
      font-weight: 680;
      color: #2F3946;
      margin-bottom: 18px;
    }

    .lead { font-size: 19px; color: var(--muted); max-width: 580px; margin-bottom: 26px; }

    .hero-statement {
      font-size: clamp(24px, 3vw, 36px);
      line-height: 1.12;
      letter-spacing: -0.045em;
      color: #2F3946;
      max-width: 680px;
      margin-bottom: 30px;
      font-weight: 640;
    }

    .actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-bottom: 14px; }
    .visit-types {
      max-width: 680px;
      margin-top: 14px;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.55;
    }

    .hero-care-note {
      display: inline-flex;
      margin-top: 14px;
      padding: 9px 13px;
      border-radius: 999px;
      background: rgba(255,255,255,0.60);
      border: 1px solid var(--line);
      color: #5F6B78;
      font-size: 13.5px;
      font-weight: 620;
      box-shadow: 0 12px 30px rgba(15,23,42,0.045);
    }
    .photo-wrap { position: relative; }
    .photo {
      min-height: 610px;
      border-radius: var(--radius-xl);
      overflow: hidden;
      background: linear-gradient(145deg, rgba(255,255,255,0.92), rgba(221,226,232,0.72));
      border: 1px solid var(--line);
      box-shadow: var(--shadow);
    }

    .photo img { width: 100%; height: 100%; object-fit: cover; object-position: center top; }

    section { padding: 64px 0; border-top: 1px solid var(--line); }

    .section-head { display: flex; justify-content: space-between; align-items: end; gap: 28px; margin-bottom: 30px; }

    h2 {
      margin: 0;
      font-size: clamp(32px, 4vw, 52px);
      line-height: 1.03;
      letter-spacing: -0.05em;
      color: var(--accent);
      font-weight: 760;
    }

    .section-intro { max-width: 430px; color: var(--muted); font-size: 16px; margin: 0; }

    .grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
    .grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
    .grid-2 { display: grid; grid-template-columns: 0.88fr 1.12fr; gap: 26px; align-items: start; }

    .card, .scope-card, .about-panel, .faq-item, .pricing-box {
      background: var(--card);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
      border: 1px solid var(--line);
      box-shadow: var(--shadow-soft);
    }

    .card { border-radius: var(--radius-lg); padding: 26px; transition: 180ms ease; }
    .card:hover { transform: translateY(-2px); background: rgba(255,255,255,0.88); }

    .card-number {
      width: 32px;
      height: 32px;
      border-radius: 999px;
      background: var(--bg-soft);
      color: var(--accent);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 13px;
      font-weight: 760;
      margin-bottom: 32px;
    }

    .card h3, .scope-card h3 { margin: 0 0 10px; font-size: 21px; line-height: 1.15; letter-spacing: -0.035em; color: var(--accent); }
    .card p { margin: 0; color: var(--muted); font-size: 15.5px; }

    .scope-card { border-radius: var(--radius-md); padding: 24px; min-height: 238px; }
    .scope-icon { width: 40px; height: 40px; margin-bottom: 18px; opacity: 0.92; }
    .scope-icon svg { width: 100%; height: 100%; stroke-width: 1.6; }
    .thyroid-icon { color: #8FB7D9; }
    .metabolic-icon { color: #7F93A8; }
    .women-icon { color: #D7A8B8; }
    .bone-icon { color: #AEB6BF; }
    
    .scope-card h3 { margin-bottom: 18px; }
    .scope-card ul { list-style: none; display: grid; gap: 10px; color: var(--muted); font-size: 15px; }

    .about { background: rgba(255,255,255,0.42); }

    .about-intro {
      display: grid;
      grid-template-columns: 1fr;
      gap: 26px;
      align-items: start;
    }

    .about-heading {
      max-width: 760px;
    }

    .about-card {
      max-width: 920px;
      background: var(--card);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      padding: 28px;
      box-shadow: var(--shadow-soft);
    }

    .about-card p {
      color: var(--muted);
      font-size: 16.5px;
      margin-bottom: 16px;
    }

    .about-toggle {
      appearance: none;
      border: 0;
      padding: 0;
      background: transparent;
      color: var(--accent);
      font: inherit;
      font-weight: 760;
      cursor: pointer;
      border-bottom: 1px solid rgba(35,43,54,0.22);
    }

    .about-expanded {
      margin-top: 34px;
      padding: 34px;
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-soft);
      
      display: grid;
      grid-template-columns: minmax(0, 1fr) 380px;
      gap: 42px;
      align-items: center;
      background: var(--card);
    }
    .about-expanded-copy {
      align-self: center;
    }
/* mobile */
    @media (max-width: 768px) {
      .about-expanded {
      grid-template-columns: 1fr;
      gap: 24px;
      padding: 24px;
      }

    .about-expanded-copy {
      text-align: center;
      }
    }

    .about-expanded[hidden] { display: none; }

    .about-expanded-copy p {
      color: var(--muted);
      font-size: 16px;
      margin-bottom: 16px;
      max-width: 760px;
    }

    .about-expanded-photo {
      border-radius: 30px;
      overflow: hidden;
      background: rgba(255,255,255,0.82);
      border: 1px solid var(--line);
      box-shadow: var(--shadow-soft);
      min-height: 520px;
    }

    .about-expanded-photo img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      object-position: center top;
    }

    blockquote.card { font-size: 18px; color: var(--text); letter-spacing: -0.02em; min-height: 188px; }
    blockquote span { display: block; margin-top: 20px; color: var(--muted); font-size: 13px; letter-spacing: 0; }

    .instagram { padding: 70px 0 82px; background: #FFFFFF; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
    .instagram-title { text-align: center; font-size: clamp(24px, 3vw, 40px); line-height: 1; letter-spacing: 0.22em; text-transform: uppercase; font-weight: 820; margin-bottom: 40px; color: #05070A; }
    .instagram-title a { border-bottom: 2px solid currentColor; }
    .insta-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 18px; }
    .insta-card { position: relative; aspect-ratio: 4 / 5; overflow: hidden; background: var(--bg-soft); }
    .insta-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 260ms ease, filter 260ms ease; }
    .insta-card:hover img { transform: scale(1.045); filter: brightness(0.92); }
    .play { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; color: white; font-size: 42px; text-shadow: 0 10px 30px rgba(0,0,0,0.38); pointer-events: none; }
    .insta-note { text-align: center; color: var(--muted); font-size: 15px; margin-top: 24px; }

    .faq { background: rgba(255,255,255,0.35); }
    .faq-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
    .faq-item { border-radius: 22px; padding: 20px 22px; }
    .faq-item summary { cursor: pointer; color: var(--accent); font-size: 17px; font-weight: 720; letter-spacing: -0.025em; list-style: none; }
    .faq-item summary::-webkit-details-marker { display: none; }
    .faq-item p { color: var(--muted); margin-top: 12px; font-size: 15px; }

    
    .care-note {
      padding: 12px 0 70px;
      border-top: 0;
    }

    .care-minimal {
      width: fit-content;
      max-width: 760px;
      padding: 14px 20px;
      border-radius: 999px;
      background: linear-gradient(135deg, rgba(255,255,255,0.78), rgba(220,231,242,0.46));
      border: 1px solid rgba(180,190,200,0.34);
      color: #5F6B78;
      font-size: 14px;
      font-weight: 620;
      letter-spacing: -0.01em;
      box-shadow: 0 16px 42px rgba(15,23,42,0.055);
    }

    .contact { padding-bottom: 44px; }
    .contact-box {
      background: linear-gradient(135deg, #232B36, #3E4B5C);
      color: white;
      border-radius: var(--radius-xl);
      padding: clamp(34px, 5vw, 58px);
      display: grid;
      grid-template-columns: 1fr 0.78fr;
      gap: 34px;
      align-items: center;
      box-shadow: var(--shadow);
    }

    .contact-box h2 { color: white; margin-bottom: 18px; }
    .contact-box p { color: rgba(255,255,255,0.74); max-width: 560px; margin-bottom: 28px; font-size: 17px; }
    .contact-box .button-primary { background: white; color: var(--accent); box-shadow: none; }
    .contact-box .button-light { background: rgba(255,255,255,0.10); color: white; border-color: rgba(255,255,255,0.18); }

    .contact-data { background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.14); border-radius: 28px; padding: 26px; display: grid; gap: 15px; }
    .contact-data div { border-bottom: 1px solid rgba(255,255,255,0.13); padding-bottom: 15px; }
    .contact-data div:last-child { border-bottom: 0; padding-bottom: 0; }
    .contact-data small { display: block; color: rgba(255,255,255,0.56); font-size: 12px; margin-bottom: 3px; }
    .contact-data strong { font-size: 16px; font-weight: 650; }

    footer { padding: 34px 0 48px; color: var(--muted); font-size: 13px; }
    .footer-content { display: flex; justify-content: space-between; gap: 18px; flex-wrap: wrap; border-top: 1px solid var(--line); padding-top: 26px; }
    .socials { display: flex; gap: 12px; }
    .icon { width: 42px; height: 42px; border-radius: 50%; background: rgba(255,255,255,0.82); border: 1px solid var(--line); display: grid; place-items: center; color: var(--accent); font-weight: 800; }

    .mobile-sticky { display: none; }

    @media (max-width: 1080px) { .insta-grid { grid-template-columns: repeat(3, 1fr); } .grid-4 { grid-template-columns: repeat(2, 1fr); } }

    @media (max-width: 980px) {
      .about-expanded-full {
        grid-template-columns: 1fr;
      }

      .about-expanded-photo {
        min-height: 340px;
      }
    }

    @media (max-width: 880px) {
      .nav-links a:not(.button) { display: none; }
      .hero { padding-top: 46px; }
      .hero-grid, .grid-3, .grid-2, .contact-box { grid-template-columns: 1fr; }
      .photo { min-height: 480px; }
      .photo-card { left: 22px; bottom: 22px; }
      .section-head { display: block; }
      .section-intro { margin-top: 14px; max-width: 680px; }
      .pricing-box { flex-direction: column; align-items: flex-start; }
    }

    @media (max-width: 640px) {
      .container { width: min(100% - 32px, var(--max)); }
      .nav { min-height: 70px; }
      .brand span { display: none; }
      .nav-links .button { display: none; }
      h1 { font-size: 48px; }
      .hero-subtitle { font-size: 27px; }
      .lead { font-size: 16.5px; }
      .photo { min-height: 420px; border-radius: 30px; }
      .photo-card { position: static; width: 100%; margin-top: 12px; }
      section { padding: 54px 0; }
      .grid-4, .insta-grid, .faq-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
      .instagram-title { font-size: 21px; letter-spacing: 0.12em; line-height: 1.25; }
      .contact-box { border-radius: 30px; }
      .mobile-sticky { position: fixed; left: 14px; right: 14px; bottom: 14px; z-index: 200; display: grid; grid-template-columns: 1fr 1fr; gap: 10px; padding: 10px; border-radius: 999px; background: rgba(243,244,246,0.90); backdrop-filter: blur(22px); -webkit-backdrop-filter: blur(22px); border: 1px solid var(--line); box-shadow: 0 18px 50px rgba(15,23,42,0.14); }
      .mobile-sticky .button { min-height: 44px; font-size: 14px; padding: 0 14px; }
      body { padding-bottom: 82px; }
    }