:root {
      --navy: #071a2e;
      --navy-mid: #0d2b4a;
      --teal: #0097a7;
      --teal-light: #00bcd4;
      --gold: #c9a84c;
      --gold-light: #e2c97e;
      --white: #f8f9fb;
      --grey: #b0bec5;
      --grey-dark: #546e7a;
      --text: #1a2a3a;
    }
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; }
    body {
      font-family: 'DM Sans', sans-serif;
      background: var(--white);
      color: var(--text);
      overflow-x: hidden;
    }

    /* ── NAV ── */
    nav {
      position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
      display: flex; align-items: center; justify-content: space-between;
      padding: 0 5vw;
      height: 72px;
      background: rgba(7, 26, 46, 0.96);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid rgba(201,168,76,0.18);
      transition: box-shadow .3s;
    }
    .nav-logo {
      display: flex; align-items: center; gap: 10px; text-decoration: none;
    }
    .nav-logo-mark {
      width: 36px; height: 36px; background: linear-gradient(135deg, var(--teal), var(--teal-light));
      border-radius: 8px; display: flex; align-items: center; justify-content: center;
      font-family: 'Cormorant Garamond', serif; font-weight: 700; color: white; font-size: 18px;
    }
    .nav-logo-text {
      font-family: 'Cormorant Garamond', serif;
      font-size: 22px; font-weight: 600; color: white; letter-spacing: 0.03em;
    }
    .nav-logo-text span { color: var(--gold); }
    .nav-links { display: flex; gap: 2px; }
    .nav-link {
      padding: 8px 18px;
      color: rgba(255,255,255,0.75);
      text-decoration: none;
      font-size: 14px; font-weight: 500; letter-spacing: 0.04em;
      border-radius: 6px;
      transition: all .2s;
      cursor: pointer;
      background: none; border: none;
    }
    .nav-link:hover, .nav-link.active {
      color: white;
      background: rgba(0,151,167,0.18);
    }
    .nav-link.active { color: var(--teal-light); }
    .nav-cta {
      padding: 9px 22px;
      background: linear-gradient(135deg, var(--teal), #006d7a);
      color: white; border: none; border-radius: 6px;
      font-size: 14px; font-weight: 500; cursor: pointer;
      transition: all .2s; text-decoration: none;
    }
    .nav-cta:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(0,151,167,0.4); }
    .hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; }
    .hamburger span { width: 24px; height: 2px; background: white; border-radius: 2px; transition: .3s; }

    /* ── PAGE SYSTEM ── */
    .page { display: none; }
    .page.active { display: block; }

    /* ── HOME ── */
    .hero {
      min-height: 100vh;
      background: linear-gradient(145deg, var(--navy) 0%, var(--navy-mid) 60%, #0a3d55 100%);
      display: flex; align-items: center;
      padding: 120px 5vw 80px;
      position: relative; overflow: hidden;
    }
    .hero::before {
      content: '';
      position: absolute; inset: 0;
      background: url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%230097a7' fill-opacity='0.04'%3E%3Cpath d='M50 50c0-5.5-4.5-10-10-10s-10 4.5-10 10 4.5 10 10 10 10-4.5 10-10zm-2 0c0 4.4-3.6 8-8 8s-8-3.6-8-8 3.6-8 8-8 8 3.6 8 8z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    }
    .hero-blob {
      position: absolute; right: -100px; top: 50%; transform: translateY(-50%);
      width: 600px; height: 600px; border-radius: 50%;
      background: radial-gradient(circle, rgba(0,188,212,0.12) 0%, transparent 70%);
      pointer-events: none;
    }
    .hero-content { position: relative; z-index: 2; max-width: 680px; }
    .hero-badge {
      display: inline-flex; align-items: center; gap: 8px;
      background: rgba(201,168,76,0.12); border: 1px solid rgba(201,168,76,0.3);
      padding: 6px 16px; border-radius: 20px; margin-bottom: 28px;
    }
    .hero-badge-dot { width: 6px; height: 6px; background: var(--gold); border-radius: 50%; animation: pulse 2s infinite; }
    @keyframes pulse { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:0.5;transform:scale(1.5)} }
    .hero-badge span { font-size: 13px; color: var(--gold); font-weight: 500; letter-spacing: 0.06em; text-transform: uppercase; }
    .hero h1 {
      font-family: 'Cormorant Garamond', serif;
      font-size: clamp(48px, 7vw, 88px);
      font-weight: 300; color: white; line-height: 1.08;
      letter-spacing: -0.01em; margin-bottom: 24px;
    }
    .hero h1 em { font-style: italic; color: var(--teal-light); }
    .hero h2 {
      font-family: 'Cormorant Garamond', serif;
      font-size: clamp(24px, 4vw, 36px);
      font-weight: 400; color: rgba(255,255,255,0.85); line-height: 1.2;
      margin-bottom: 16px;
    }
    .hero p {
      font-size: 17px; color: rgba(255,255,255,0.65); line-height: 1.75;
      max-width: 520px; margin-bottom: 44px; font-weight: 300;
    }
    .hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }
    .btn-primary {
      padding: 14px 32px;
      background: linear-gradient(135deg, var(--teal), #006d7a);
      color: white; border: none; border-radius: 8px;
      font-size: 15px; font-weight: 500; cursor: pointer;
      transition: all .25s; text-decoration: none; display: inline-block;
    }
    .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(0,151,167,0.45); }
    .btn-outline {
      padding: 14px 32px;
      background: transparent;
      color: white; border: 1.5px solid rgba(255,255,255,0.25); border-radius: 8px;
      font-size: 15px; font-weight: 500; cursor: pointer;
      transition: all .25s; text-decoration: none; display: inline-block;
    }
    .btn-outline:hover { border-color: rgba(255,255,255,0.6); background: rgba(255,255,255,0.06); }

    .hero-stats {
      display: flex; gap: 48px; margin-top: 64px; padding-top: 48px;
      border-top: 1px solid rgba(255,255,255,0.1);
      flex-wrap: wrap;
    }
    .stat-val {
      font-family: 'Cormorant Garamond', serif;
      font-size: 42px; font-weight: 600; color: white; line-height: 1;
    }
    .stat-val span { color: var(--teal-light); }
    .stat-label { font-size: 13px; color: rgba(255,255,255,0.45); margin-top: 4px; letter-spacing: 0.04em; text-transform: uppercase; }

    /* Sections */
    section { padding: 96px 5vw; }
    .section-label {
      font-size: 12px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase;
      color: var(--teal); margin-bottom: 14px;
    }
    .section-title {
      font-family: 'Cormorant Garamond', serif;
      font-size: clamp(34px, 4.5vw, 54px);
      font-weight: 400; color: var(--navy); line-height: 1.15; margin-bottom: 16px;
    }
    .section-title em { font-style: italic; color: var(--teal); }
    .section-sub { font-size: 16px; color: var(--grey-dark); line-height: 1.75; max-width: 560px; font-weight: 300; }

    /* Therapeutic areas */
    .areas-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 20px; margin-top: 56px; }
    .area-card {
      background: white; border: 1px solid #e4eaf0; border-radius: 14px;
      padding: 28px 24px; transition: all .25s; cursor: pointer;
    }
    .area-card:hover { transform: translateY(-4px); box-shadow: 0 12px 36px rgba(7,26,46,0.1); border-color: var(--teal); }
    .area-icon {
      width: 48px; height: 48px; background: linear-gradient(135deg, rgba(0,151,167,0.1), rgba(0,188,212,0.15));
      border-radius: 12px; display: flex; align-items: center; justify-content: center;
      font-size: 22px; margin-bottom: 16px;
    }
    .area-name { font-size: 15px; font-weight: 600; color: var(--navy); margin-bottom: 6px; }
    .area-desc { font-size: 13px; color: var(--grey-dark); line-height: 1.6; }

    /* Mission strip */
    .mission-strip {
      background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 100%);
      padding: 80px 5vw; text-align: center;
    }
    .mission-strip h2 {
      font-family: 'Cormorant Garamond', serif;
      font-size: clamp(28px, 4vw, 52px); font-weight: 300;
      color: white; line-height: 1.3; max-width: 820px; margin: 0 auto 24px;
    }
    .mission-strip h2 em { font-style: italic; color: var(--gold-light); }
    .mission-strip p { color: rgba(255,255,255,0.55); font-size: 16px; max-width: 560px; margin: 0 auto; font-weight: 300; }

    /* Certifications */
    .certs { background: #f0f5f8; }
    .certs-row { display: flex; gap: 32px; flex-wrap: wrap; margin-top: 48px; }
    .cert-item {
       min-width: 100px; background: white; border-radius: 12px;
      padding: 24px 20px; text-align: center;
      border: 1px solid #e0eaef;
    }
    .cert-icon { font-size: 32px; margin-bottom: 10px; }
    .cert-name { font-size: 13px; font-weight: 600; color: var(--navy); }
    .cert-body { font-size: 12px; color: var(--grey-dark); margin-top: 4px; }

    /* ── PRODUCTS PAGE ── */
    .page-hero {
      background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 100%);
      padding: 140px 5vw 80px;
      position: relative; overflow: hidden;
    }
    .page-hero::after {
      content: '';
      position: absolute; right: 0; bottom: 0;
      width: 400px; height: 400px;
      background: radial-gradient(circle, rgba(0,151,167,0.15), transparent 70%);
      pointer-events: none;
    }
    .page-hero h1 {
      font-family: 'Cormorant Garamond', serif;
      font-size: clamp(40px, 6vw, 72px); font-weight: 300; color: white; margin-bottom: 16px;
    }
    .page-hero h1 em { font-style: italic; color: var(--teal-light); }
    .page-hero p { color: rgba(255,255,255,0.55); font-size: 17px; max-width: 520px; font-weight: 300; line-height: 1.7; }

    .filter-bar {
      display: flex; gap: 10px; flex-wrap: wrap; padding: 32px 5vw 0;
      background: white; border-bottom: 1px solid #e4eaf0;
    }
    .filter-btn {
      padding: 8px 20px; border-radius: 20px; border: 1.5px solid #dde6ed;
      background: white; color: var(--grey-dark); font-size: 13px; font-weight: 500;
      cursor: pointer; transition: all .2s;
    }
    .filter-btn:hover, .filter-btn.active {
      background: var(--teal); border-color: var(--teal); color: white;
    }

    .products-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 24px; padding: 48px 5vw 96px; }
    .product-card {
      background: white; border: 1px solid #e4eaf0; border-radius: 16px;
      overflow: hidden; transition: all .25s;
    }
    .product-card:hover { transform: translateY(-5px); box-shadow: 0 16px 48px rgba(7,26,46,0.1); }
    .product-card-top {
      background: linear-gradient(135deg, #e8f4f7, #d0edf3);
      padding: 32px 24px 24px; position: relative; min-height: 140px;
      display: flex; align-items: center; justify-content: center;
    }
    .product-emoji { font-size: 48px; }
    .product-card-top.has-img { padding: 0; background: #fff; }
    .product-img { width: 100%; height: 220px; object-fit: cover; display: block; }
    .product-rx {
      position: absolute; top: 12px; right: 12px;
      background: var(--navy); color: white;
      font-size: 11px; font-weight: 700; padding: 3px 8px; border-radius: 4px;
      letter-spacing: 0.05em;
    }
    .product-otc {
      position: absolute; top: 12px; right: 12px;
      background: var(--gold); color: white;
      font-size: 11px; font-weight: 700; padding: 3px 8px; border-radius: 4px;
      letter-spacing: 0.05em;
    }
    .product-card-body { padding: 24px; }
    .product-category { font-size: 11px; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--teal); margin-bottom: 6px; }
    .product-name { font-family: 'Cormorant Garamond', serif; font-size: 22px; font-weight: 600; color: var(--navy); margin-bottom: 8px; }
    .product-generic { font-size: 13px; color: var(--grey-dark); margin-bottom: 12px; font-style: italic; }
    .product-desc { font-size: 14px; color: #4a6070; line-height: 1.7; margin-bottom: 16px; }
    .product-tags { display: flex; gap: 6px; flex-wrap: wrap; }
    .product-tag {
      background: #edf5f8; color: var(--teal); font-size: 11px; font-weight: 500;
      padding: 3px 10px; border-radius: 20px;
    }

    /* ── ABOUT PAGE ── */
    .about-intro { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; padding: 96px 5vw; }
    .about-intro-visual {
      background: linear-gradient(145deg, var(--navy), #0a3d55);
      border-radius: 20px; padding: 48px;
      position: relative; overflow: hidden; min-height: 440px;
      display: flex; flex-direction: column; justify-content: flex-end;
    }
    .about-visual-circles {
      position: absolute; top: -60px; right: -60px;
      width: 280px; height: 280px;
      background: radial-gradient(circle, rgba(0,188,212,0.15), transparent 70%);
      border-radius: 50%;
    }
    .about-year {
      font-family: 'Cormorant Garamond', serif;
      font-size: 96px; font-weight: 700; color: rgba(255,255,255,0.06); line-height: 1;
      position: absolute; top: 24px; left: 32px;
    }
    .about-card-stat { margin-bottom: 24px; }
    .about-card-num {
      font-family: 'Cormorant Garamond', serif;
      font-size: 52px; font-weight: 600; color: white;
    }
    .about-card-num span { color: var(--teal-light); }
    .about-card-label { font-size: 13px; color: rgba(255,255,255,0.45); letter-spacing: 0.06em; text-transform: uppercase; margin-top: 2px; }

    .about-text .section-sub { max-width: 100%; }
    .about-values { margin-top: 40px; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
    .value-item {
      background: white; border: 1px solid #e4eaf0; border-radius: 12px;
      padding: 20px; transition: border-color .2s;
    }
    .value-item:hover { border-color: var(--teal); }
    .value-icon { font-size: 24px; margin-bottom: 8px; }
    .value-title { font-size: 14px; font-weight: 600; color: var(--navy); margin-bottom: 4px; }
    .value-desc { font-size: 13px; color: var(--grey-dark); line-height: 1.5; }

    .team-section { background: #f0f5f8; padding: 96px 5vw; }
    .team-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 24px; margin-top: 56px; }
    .team-card { background: white; border-radius: 16px; overflow: hidden; border: 1px solid #e4eaf0; transition: .25s; }
    .team-card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(7,26,46,0.09); }
    .team-avatar {
      height: 160px; display: flex; align-items: center; justify-content: center;
      font-size: 64px;
    }
    .team-card:nth-child(1) .team-avatar { background: linear-gradient(135deg, #e3f2fd, #b3e5fc); }
    .team-card:nth-child(2) .team-avatar { background: linear-gradient(135deg, #e8f5e9, #c8e6c9); }
    .team-card:nth-child(3) .team-avatar { background: linear-gradient(135deg, #fff3e0, #ffe0b2); }
    .team-card:nth-child(4) .team-avatar { background: linear-gradient(135deg, #fce4ec, #f8bbd0); }
    .team-info { padding: 20px; }
    .team-name { font-family: 'Cormorant Garamond', serif; font-size: 20px; font-weight: 600; color: var(--navy); }
    .team-role { font-size: 13px; color: var(--teal); font-weight: 500; margin-top: 2px; }
    .team-bio { font-size: 13px; color: var(--grey-dark); line-height: 1.6; margin-top: 8px; }

    .timeline { padding: 96px 5vw; }
    .timeline-items { margin-top: 56px; position: relative; }
    .timeline-items::before {
      content: ''; position: absolute; left: 20px; top: 0; bottom: 0;
      width: 2px; background: linear-gradient(to bottom, var(--teal), transparent);
    }
    .timeline-item { display: flex; gap: 32px; margin-bottom: 40px; padding-left: 60px; position: relative; }
    .timeline-dot {
      position: absolute; left: 12px; top: 4px;
      width: 18px; height: 18px; background: var(--teal); border-radius: 50%;
      border: 3px solid white; box-shadow: 0 0 0 2px var(--teal);
    }
    .timeline-year { font-family: 'Cormorant Garamond', serif; font-size: 28px; font-weight: 600; color: var(--navy); min-width: 80px; }
    .timeline-content h4 { font-size: 16px; font-weight: 600; color: var(--navy); margin-bottom: 4px; }
    .timeline-content p { font-size: 14px; color: var(--grey-dark); line-height: 1.6; }

    /* ── CONTACT PAGE ── */
    .contact-layout { display: grid; grid-template-columns: 1fr 1.4fr; gap: 64px; padding: 96px 5vw; }
    .contact-info h2 {
      font-family: 'Cormorant Garamond', serif;
      font-size: 42px; font-weight: 400; color: var(--navy); margin-bottom: 20px;
    }
    .contact-info h2 em { font-style: italic; color: var(--teal); }
    .contact-info p { font-size: 15px; color: var(--grey-dark); line-height: 1.75; margin-bottom: 40px; font-weight: 300; }
    .contact-details { display: flex; flex-direction: column; gap: 20px; }
    .contact-detail { display: flex; gap: 16px; align-items: flex-start; }
    .contact-detail-icon {
      width: 44px; height: 44px; background: linear-gradient(135deg, rgba(0,151,167,0.1), rgba(0,188,212,0.15));
      border-radius: 10px; display: flex; align-items: center; justify-content: center;
      font-size: 18px; flex-shrink: 0;
    }
    .contact-detail-text strong { display: block; font-size: 13px; font-weight: 600; color: var(--navy); margin-bottom: 2px; text-transform: uppercase; letter-spacing: 0.04em; }
    .contact-detail-text span { font-size: 14px; color: var(--grey-dark); }

    .contact-form-wrap {
      background: white; border: 1px solid #e4eaf0; border-radius: 20px;
      padding: 44px; box-shadow: 0 4px 24px rgba(7,26,46,0.06);
    }
    .contact-form-wrap h3 {
      font-family: 'Cormorant Garamond', serif;
      font-size: 28px; font-weight: 600; color: var(--navy); margin-bottom: 8px;
    }
    .contact-form-wrap p { font-size: 14px; color: var(--grey-dark); margin-bottom: 32px; }
    .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
    .form-group { margin-bottom: 20px; }
    .form-group label { display: block; font-size: 13px; font-weight: 500; color: var(--navy); margin-bottom: 6px; letter-spacing: 0.02em; }
    .form-group input, .form-group select, .form-group textarea {
      width: 100%; padding: 12px 16px;
      border: 1.5px solid #dde6ed; border-radius: 8px;
      font-family: 'DM Sans', sans-serif; font-size: 14px; color: var(--text);
      background: #fafcfd; transition: border-color .2s, box-shadow .2s;
      outline: none; resize: vertical;
    }
    .form-group input:focus, .form-group select:focus, .form-group textarea:focus {
      border-color: var(--teal); box-shadow: 0 0 0 3px rgba(0,151,167,0.1);
    }
    .form-submit {
      width: 100%; padding: 14px; background: linear-gradient(135deg, var(--teal), #006d7a);
      color: white; border: none; border-radius: 8px; font-size: 15px; font-weight: 500;
      cursor: pointer; transition: all .25s; font-family: 'DM Sans', sans-serif;
    }
    .form-submit:hover { transform: translateY(-1px); box-shadow: 0 8px 24px rgba(0,151,167,0.4); }
    .form-success {
      display: none; text-align: center; padding: 32px;
      background: linear-gradient(135deg, #e8f8f5, #d1f2eb); border-radius: 12px; margin-top: 16px;
    }
    .form-success-icon { font-size: 48px; margin-bottom: 12px; }
    .form-success h4 { font-size: 20px; font-weight: 600; color: #1a5240; margin-bottom: 6px; }
    .form-success p { font-size: 14px; color: #2e7d60; }

    .offices { background: #f0f5f8; padding: 80px 5vw; }
    .offices-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 20px; margin-top: 48px; }
    .office-card {
      background: white; border-radius: 14px; padding: 28px 24px;
      border: 1px solid #e4eaf0; transition: .25s;
    }
    .office-card:hover { border-color: var(--teal); box-shadow: 0 8px 24px rgba(7,26,46,0.08); }
    .office-flag { font-size: 28px; margin-bottom: 12px; }
    .office-country { font-size: 16px; font-weight: 600; color: var(--navy); margin-bottom: 4px; }
    .office-addr { font-size: 13px; color: var(--grey-dark); line-height: 1.6; }

    /* ── FOOTER ── */
    footer {
      background: var(--navy);
      padding: 64px 5vw 32px;
      color: rgba(255,255,255,0.55);
    }
    .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
    .footer-brand p { font-size: 14px; line-height: 1.75; margin-top: 16px; font-weight: 300; max-width: 280px; }
    .footer-col h4 { color: white; font-size: 14px; font-weight: 600; margin-bottom: 16px; letter-spacing: 0.04em; }
    .footer-col a { display: block; color: rgba(255,255,255,0.45); font-size: 13px; text-decoration: none; margin-bottom: 8px; transition: color .2s; cursor: pointer; }
    .footer-col a:hover { color: var(--teal-light); }
    .footer-bottom {
      border-top: 1px solid rgba(255,255,255,0.08); padding-top: 24px;
      display: flex; justify-content: space-between; align-items: center; flex-wrap: gap;
    }
    .footer-bottom span { font-size: 13px; }
    .footer-socials { display: flex; gap: 12px; }
    .footer-social {
      width: 36px; height: 36px; background: rgba(255,255,255,0.08);
      border-radius: 8px; display: flex; align-items: center; justify-content: center;
      color: rgba(255,255,255,0.45); font-size: 15px; text-decoration: none;
      transition: all .2s; cursor: pointer;
    }
    .footer-social:hover { background: var(--teal); color: white; }

    /* RESPONSIVE */
    @media (max-width: 900px) {
      .footer-grid { grid-template-columns: 1fr 1fr; }
      .about-intro { grid-template-columns: 1fr; }
      .contact-layout { grid-template-columns: 1fr; }
      .form-row { grid-template-columns: 1fr; }
    }
    @media (max-width: 640px) {
      .nav-links, .nav-cta { display: none; }
      .hamburger { display: flex; }
      .hero-stats { gap: 28px; }
      .footer-grid { grid-template-columns: 1fr; }
      .about-values { grid-template-columns: 1fr; }
    }

    /* Mobile menu */
    .mobile-menu {
      display: none; position: fixed; inset: 0; z-index: 999;
      background: var(--navy); padding: 100px 5vw 40px;
      flex-direction: column; gap: 4px;
    }
    .mobile-menu.open { display: flex; }
    .mobile-menu .nav-link {
      font-size: 22px; padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,0.06);
    }

    /* Scroll animation */
    .fade-in { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
    .fade-in.visible { opacity: 1; transform: none; }