:root{
  --navy:#071B3D;
  --navy-2:#0B234F;
  --blue:#0043C0;
  --sky:#007BD3;
  --violet:#7B63D8;
  --violet-2:#9368D1;
  --aqua:#29C4E9;
  --bg:#F6F9FC;
  --ink:#0F172A;
  --muted:#64748B;
  --line:#E3EAF5;
  --white:#FFFFFF;
  --shadow:0 24px 70px rgba(7,27,61,.13);
  --radius:28px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,Segoe UI,Roboto,Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.55}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{width:min(1180px,calc(100% - 44px));margin-inline:auto}
.topbar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
.nav{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:18px;min-width:290px}
.brand .med{height:42px;width:auto}.brand .insight{height:36px;width:auto}.brand .divider{height:36px;width:1px;background:#cfd8e3}
.menu{display:flex;gap:20px;align-items:center;font-size:14px;color:#24344f;font-weight:650}
.menu a{padding:10px 0;border-bottom:2px solid transparent}
.menu a:hover{border-color:var(--violet);color:var(--blue)}
.menu .linkedin{border:1px solid #dbe5f4;border-radius:999px;padding:9px 14px;background:#fff}
.mobile-note{display:none}
.btn{display:inline-flex;align-items:center;gap:10px;border-radius:999px;padding:13px 20px;font-weight:800;border:1px solid #d9e4f4;background:#fff;color:var(--navy);box-shadow:0 12px 28px rgba(8,24,48,.08)}
.btn.primary{background:linear-gradient(135deg,var(--blue),var(--violet));color:#fff;border:0}
.btn.dark{background:var(--navy);color:#fff;border:0}
.btn:hover{transform:translateY(-1px);box-shadow:0 16px 34px rgba(8,24,48,.14)}
.eyebrow{letter-spacing:.14em;text-transform:uppercase;font-size:12px;font-weight:900;color:var(--sky)}
.hero{position:relative;overflow:hidden;background:radial-gradient(circle at 84% 10%,rgba(123,99,216,.26),transparent 34%),radial-gradient(circle at 20% 10%,rgba(41,196,233,.22),transparent 28%),linear-gradient(135deg,#061226,#0B234F 58%,#07111f);color:#fff}
.hero:after{content:"";position:absolute;inset:auto -10% -22% -10%;height:320px;background:radial-gradient(closest-side,rgba(0,123,211,.24),transparent 70%);filter:blur(10px)}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.03fr .97fr;gap:44px;align-items:center;min-height:690px;padding:72px 0}
.hero h1{font-size:clamp(43px,5.4vw,76px);line-height:.98;margin:16px 0 24px;letter-spacing:-.045em}
.hero p.lead{font-size:20px;color:#dbeafe;max-width:720px}
.hero .subline{color:#afc8ff;font-weight:700}
.cta-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
.hero-card{position:relative;background:linear-gradient(180deg,rgba(255,255,255,.16),rgba(255,255,255,.08));border:1px solid rgba(255,255,255,.20);border-radius:34px;padding:14px;box-shadow:0 40px 100px rgba(0,0,0,.32)}
.hero-card img{border-radius:24px}
.floating-badge{position:absolute;left:28px;bottom:28px;background:rgba(255,255,255,.92);color:var(--navy);border:1px solid rgba(255,255,255,.5);border-radius:22px;padding:16px;box-shadow:var(--shadow);max-width:300px}
.floating-badge strong{display:block;font-size:15px}
.floating-badge span{color:var(--muted);font-size:13px}
.metric-row{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:24px}
.metric{padding:16px;border-radius:22px;background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.16)}
.metric b{display:block;font-size:20px;color:#fff}.metric span{font-size:13px;color:#bcd0ef}
section{padding:92px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:36px}
.section-head h2{font-size:clamp(32px,3.4vw,52px);line-height:1.04;margin:10px 0 0;letter-spacing:-.035em}
.section-head p{max-width:620px;color:var(--muted);font-size:18px;margin:0}
.light{background:var(--bg)}
.dark{background:linear-gradient(135deg,#071B3D,#0B234F);color:#fff}
.dark .section-head p,.dark .muted{color:#c9d8f4}
.partner{display:grid;grid-template-columns:.95fr 1.05fr;gap:40px;align-items:center}
.partner-card{border-radius:var(--radius);padding:34px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}
.partner-logos{display:flex;align-items:center;gap:26px;margin-bottom:24px}
.partner-logos img:first-child{height:56px}.partner-logos img:last-child{height:48px}.partner-logos .divider{height:52px;width:1px;background:#d7e0ec}
.checklist{display:grid;gap:14px;margin-top:22px}
.check{display:flex;gap:12px;align-items:flex-start;color:#334155}
.check:before{content:"";width:22px;height:22px;flex:0 0 22px;border-radius:50%;background:linear-gradient(135deg,var(--blue),var(--violet));box-shadow:inset 0 0 0 6px rgba(255,255,255,.72)}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 18px 50px rgba(7,27,61,.08);overflow:hidden}
.card-body{padding:28px}.card h3{font-size:23px;line-height:1.14;margin:10px 0 12px}.card p{color:var(--muted);margin:0}
.card img{height:230px;width:100%;object-fit:cover;background:#eaf1fb}
.icon{width:52px;height:52px;display:grid;place-items:center;border-radius:18px;background:linear-gradient(135deg,rgba(0,67,192,.12),rgba(123,99,216,.12));color:var(--blue);font-weight:950;letter-spacing:-.04em}
.product-section{padding:0}
.product{display:grid;grid-template-columns:.92fr 1.08fr;gap:34px;align-items:center;margin-top:28px;padding:34px;border-radius:34px;background:#fff;border:1px solid var(--line);box-shadow:0 22px 58px rgba(7,27,61,.08)}
.product.reverse{grid-template-columns:1.08fr .92fr}
.product-media{border-radius:28px;overflow:hidden;background:#eaf1fb;border:1px solid var(--line)}
.product-media img{width:100%;height:100%;object-fit:cover}
.product h3{font-size:34px;line-height:1.02;margin:0 0 12px;letter-spacing:-.03em}
.product .label{display:inline-flex;font-size:12px;font-weight:900;letter-spacing:.11em;text-transform:uppercase;color:var(--blue);background:#eef5ff;border:1px solid #d9e8ff;border-radius:999px;padding:7px 12px;margin-bottom:14px}
.feature-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:24px 0}
.feature{border:1px solid var(--line);border-radius:20px;padding:16px;background:linear-gradient(180deg,#fff,#fbfdff)}
.feature b{display:block;color:var(--navy);margin-bottom:4px}.feature span{color:var(--muted);font-size:14px}
.downloads-inline{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.chip{display:inline-flex;gap:8px;align-items:center;border-radius:999px;border:1px solid #dbe5f4;background:#fff;padding:10px 13px;font-size:13px;font-weight:750;color:#233a60}
.spec-table{width:100%;border-collapse:separate;border-spacing:0;margin-top:18px;overflow:hidden;border:1px solid var(--line);border-radius:18px}
.spec-table td{padding:12px 14px;border-bottom:1px solid var(--line);font-size:14px}
.spec-table tr:last-child td{border-bottom:0}.spec-table td:first-child{color:#475569;font-weight:800;width:42%;background:#f8fbff}
.doctor-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.doctor-item{padding:24px;border-radius:26px;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.14)}
.doctor-item .icon{background:rgba(255,255,255,.12);color:#87e8ff}.doctor-item h3{margin:16px 0 8px}.doctor-item p{color:#c9d8f4;font-size:15px}
.news-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:24px}
.news-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 18px 50px rgba(7,27,61,.08);overflow:hidden}
.news-card img{height:300px;width:100%;object-fit:cover}.news-card .card-body{padding:30px}
.notice{background:#fff8e7;border:1px solid #ffe0a3;border-radius:22px;padding:18px;color:#7a4a00;margin-top:20px}
.download-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.download-card{display:flex;flex-direction:column;gap:12px;min-height:186px;padding:22px;border-radius:24px;background:#fff;border:1px solid var(--line);box-shadow:0 14px 38px rgba(7,27,61,.06)}
.download-card .type{font-size:12px;text-transform:uppercase;letter-spacing:.12em;font-weight:900;color:var(--violet)}
.download-card h3{font-size:18px;line-height:1.2;margin:0}.download-card p{font-size:14px;color:var(--muted);margin:0}
.download-card a{margin-top:auto;color:var(--blue);font-weight:900}
.contact{display:grid;grid-template-columns:.85fr 1.15fr;gap:28px}
.contact-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:32px}
.contact-card h3{font-size:26px;margin:0 0 18px}.contact-line{display:flex;gap:12px;margin:13px 0;color:#334155}
.footer{background:#061226;color:#c8d6f2;padding:42px 0}
.footer-grid{display:flex;justify-content:space-between;gap:24px;align-items:center}
.footer img{height:42px;width:auto}.footer a{color:#fff;font-weight:800}
.small{font-size:13px;color:#8395b7}.muted{color:var(--muted)}
@media (max-width:1020px){
  .menu{display:none}.mobile-note{display:block;color:#64748b;font-weight:700}
  .hero-grid,.partner,.product,.product.reverse,.news-grid,.contact{grid-template-columns:1fr}
  .card-grid{grid-template-columns:1fr 1fr}
  .doctor-grid,.download-grid{grid-template-columns:1fr 1fr}
  .hero-grid{min-height:auto;padding:56px 0}
}
@media (max-width:680px){
  .wrap{width:min(100% - 28px,1180px)}
  .brand .insight,.brand .divider{display:none}
  .metric-row,.card-grid,.feature-list,.doctor-grid,.download-grid{grid-template-columns:1fr}
  section{padding:64px 0}
  .section-head{display:block}
  .hero h1{font-size:42px}
  .product{padding:20px;border-radius:24px}
  .footer-grid{display:block}
}
.download-card.request-card{background:linear-gradient(135deg,rgba(123,99,216,.09),rgba(0,123,211,.06));border-color:rgba(123,99,216,.28)}
.download-card.request-card .type{color:var(--navy)}

/* v5.2 mobile navigation and readability improvements */
.menu-toggle{display:none;width:46px;height:46px;border:1px solid var(--line);border-radius:14px;background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:5px;box-shadow:0 8px 22px rgba(7,27,61,.08);cursor:pointer}
.menu-toggle span{display:block;width:22px;height:2px;border-radius:2px;background:var(--navy);transition:.2s ease}
.menu-open .menu-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-open .menu-toggle span:nth-child(2){opacity:0}
.menu-open .menu-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
@media (max-width:1020px){
  .nav{min-height:68px;position:relative}
  .menu-toggle{display:flex}
  .mobile-note{display:none!important}
  .menu{display:none;position:absolute;left:0;right:0;top:calc(100% + 1px);background:#fff;border:1px solid var(--line);border-radius:0 0 22px 22px;box-shadow:0 24px 48px rgba(7,27,61,.16);padding:12px;z-index:100;max-height:calc(100vh - 84px);overflow:auto}
  .menu-open .menu{display:grid;grid-template-columns:1fr 1fr;gap:4px}
  .menu a{display:block;padding:14px 12px;border-bottom:0;border-radius:14px;background:#f8fbff;font-size:15px}
  .menu a:hover{background:#eef5ff;border-color:transparent}
  .menu .linkedin{border:1px solid #dbe5f4;border-radius:14px;padding:14px 12px;background:#fff}
  .brand{min-width:0;gap:12px}
  .brand .med{height:34px}.brand .insight{height:30px}.brand .divider{height:30px}
  .hero-grid{gap:28px}
  .hero-card{max-width:680px;margin-inline:auto}
  .section-head{align-items:flex-start}
  .section-head p{font-size:16px}
}
@media (max-width:680px){
  .topbar{position:sticky}
  .nav{min-height:62px}
  .menu-open .menu{grid-template-columns:1fr}
  .brand .med{height:30px}
  .hero-grid{padding:44px 0 34px}
  .hero h1{font-size:38px;line-height:1.02;margin-bottom:18px}
  .hero p.lead{font-size:17px}
  .hero .subline{font-size:14px}
  .cta-row{gap:10px;margin-top:22px}
  .btn{width:100%;justify-content:center;padding:13px 16px}
  .hero-card{padding:8px;border-radius:22px}
  .hero-card img{border-radius:16px}
  .floating-badge{position:static;margin-top:10px;max-width:none;border-radius:16px;padding:13px}
  .metric{padding:14px}
  section{padding:52px 0}
  .section-head h2{font-size:31px;line-height:1.08}
  .product h3{font-size:26px;line-height:1.08}
  .product-media img,.card img,.news-card img{max-height:260px;object-fit:contain;background:#f3f7fc}
  .card-body{padding:22px}
  .product{gap:18px;margin-top:18px}
  .partner-card,.contact-card{padding:22px;border-radius:22px}
  .partner-logos{gap:14px}.partner-logos img:first-child{height:36px}.partner-logos img:last-child{height:32px}
  .check{font-size:15px}
  .download-card{min-height:auto}
  .contact{gap:18px}
}

/* v5.3 simplified landing page with collapsible portfolio */
.hero-simple{min-height:auto;padding:0;background:radial-gradient(circle at 78% 20%,rgba(123,99,216,.34),transparent 30%),linear-gradient(135deg,#06182f 0%,#09295e 48%,#17256b 100%)}
.hero-simple .hero-grid{min-height:calc(100vh - 78px);align-items:center;padding:64px 0;grid-template-columns:.92fr 1.08fr}
.hero-copy{max-width:680px}
.hero-poster{max-width:680px;margin-left:auto}
.hero-poster img{aspect-ratio:4/5;object-fit:cover;object-position:center top}
.accordion-section{padding:78px 0}
.compact-head{margin-bottom:28px}
.accordion{display:grid;gap:16px}
.acc-item{background:#fff;border:1px solid var(--line);border-radius:28px;box-shadow:0 18px 44px rgba(7,27,61,.08);overflow:hidden}
.acc-item[open]{box-shadow:0 24px 70px rgba(7,27,61,.13);border-color:rgba(123,99,216,.28)}
.acc-item summary{list-style:none;cursor:pointer;padding:24px 28px;display:grid;grid-template-columns:1fr auto;grid-template-areas:"k plus" "t plus" "e plus";align-items:center;gap:2px 18px;position:relative}
.acc-item summary::-webkit-details-marker{display:none}
.acc-item summary:after{content:"+";grid-area:plus;display:grid;place-items:center;width:42px;height:42px;border-radius:999px;background:linear-gradient(135deg,rgba(0,67,192,.12),rgba(123,99,216,.12));color:var(--blue);font-size:28px;font-weight:800;transition:.2s ease}
.acc-item[open] summary:after{content:"−";background:linear-gradient(135deg,var(--blue),var(--violet));color:#fff}
.acc-kicker{grid-area:k;font-size:12px;text-transform:uppercase;letter-spacing:.13em;font-weight:900;color:var(--sky)}
.acc-item summary strong{grid-area:t;font-size:clamp(23px,2vw,34px);line-height:1.08;color:var(--navy);letter-spacing:-.03em}
.acc-item summary em{grid-area:e;font-style:normal;color:var(--muted);font-weight:650}
.acc-content{padding:0 28px 30px;border-top:1px solid var(--line)}
.two-col{display:grid;grid-template-columns:1fr .95fr;gap:30px;align-items:center;padding-top:30px}
.acc-content h3{font-size:clamp(25px,2.3vw,38px);line-height:1.06;margin:0 0 14px;letter-spacing:-.035em;color:var(--navy)}
.acc-content p{color:#43536d;font-size:17px;margin:0 0 18px}.dark .acc-content p{color:#dbe8ff}
.pictos{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:22px 0}
.pictos div{padding:16px;border-radius:20px;background:linear-gradient(180deg,#fff,#f8fbff);border:1px solid var(--line)}
.pictos span{display:inline-grid;place-items:center;min-width:42px;height:32px;border-radius:12px;background:linear-gradient(135deg,rgba(0,67,192,.12),rgba(123,99,216,.12));color:var(--blue);font-weight:950;font-size:12px;margin-bottom:10px}
.pictos b{display:block;color:var(--navy);font-size:16px}.pictos small{display:block;color:var(--muted);line-height:1.35;margin-top:3px}
.media-stack{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.media-stack img,.two-col .product-media img{border-radius:24px;background:#f2f7fd;border:1px solid var(--line);height:100%;width:100%;object-fit:cover}
.feature-list.compact{grid-template-columns:1fr 1fr}.feature.highlight{border-color:rgba(123,99,216,.45);background:linear-gradient(135deg,rgba(123,99,216,.11),rgba(0,123,211,.08))}
.wide-news{display:grid;grid-template-columns:.85fr 1.15fr;align-items:stretch}.wide-news img{height:100%;min-height:330px}
.download-grid{grid-template-columns:repeat(4,1fr)}
@media (max-width:1020px){
  .hero-simple .hero-grid{grid-template-columns:1fr;min-height:auto;padding:54px 0}.hero-poster{margin:0 auto;max-width:560px}
  .two-col,.wide-news{grid-template-columns:1fr}.download-grid{grid-template-columns:1fr 1fr}.hero-poster img{aspect-ratio:16/11}
}
@media (max-width:680px){
  .hero-simple .hero-grid{padding:36px 0}.hero-simple h1{font-size:36px}.hero-simple .lead{font-size:16px}.hero-poster img{aspect-ratio:4/3;object-fit:cover}
  .accordion-section{padding:46px 0}.compact-head p{font-size:15px}.acc-item{border-radius:20px}.acc-item summary{padding:18px 18px;grid-template-columns:1fr 36px}.acc-item summary:after{width:34px;height:34px;font-size:24px}.acc-content{padding:0 18px 22px}.two-col{gap:18px;padding-top:20px}.pictos,.feature-list.compact,.media-stack,.download-grid{grid-template-columns:1fr}.media-stack img{max-height:300px;object-fit:contain}.wide-news img{min-height:0;max-height:300px;object-fit:contain;background:#f2f7fd}.doctor-grid{grid-template-columns:1fr}.download-card{min-height:auto}
}


/* v5.5 hero and orthopedic portfolio */
.hero-poster.hero-card{background:rgba(255,255,255,.94);border-color:rgba(255,255,255,.55)}
.hero-poster img{object-fit:contain;background:#eef6ff;aspect-ratio:4/5}
.ortho-preview{padding:74px 0}
.ortho-teaser{display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:34px;padding:34px;box-shadow:0 18px 50px rgba(7,27,61,.08)}
.ortho-teaser h2{font-size:clamp(30px,3vw,48px);line-height:1.06;margin:10px 0 14px;letter-spacing:-.035em;color:var(--navy)}
.ortho-teaser > img{border-radius:26px;border:1px solid var(--line);background:#eef6ff;width:100%;max-height:430px;object-fit:cover;object-position:center}
.ortho-features{margin-top:22px}
.ortho-hero{background:linear-gradient(135deg,#f7fbff 0%,#eaf4ff 48%,#f4f7ff 100%);color:var(--ink);padding:0}
.ortho-hero .hero-grid{min-height:auto;padding:62px 0;grid-template-columns:.92fr 1.08fr}
.ortho-hero h1{font-size:clamp(40px,4.5vw,68px);line-height:1.02;margin:16px 0 22px;color:var(--navy);letter-spacing:-.045em}
.ortho-hero p.lead{color:#38506f;font-size:20px}
.ortho-hero .subline{color:#26405f}
.ortho-card{background:#fff;border:1px solid var(--line);border-radius:32px;padding:12px;box-shadow:var(--shadow)}
.ortho-card img{border-radius:24px;max-height:560px;object-fit:cover;width:100%}
.ortho-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.ortho-variant-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:24px}
.ortho-variant{background:#fff;border:1px solid var(--line);border-radius:22px;padding:20px;box-shadow:0 12px 34px rgba(7,27,61,.06)}
.ortho-variant h3{margin:0 0 8px;color:var(--navy);font-size:20px;line-height:1.18}
.ortho-variant p{margin:0;color:var(--muted);font-size:14px}
@media (max-width:1020px){.ortho-teaser,.ortho-hero .hero-grid{grid-template-columns:1fr}.ortho-card{max-width:640px;margin-inline:auto}.ortho-grid,.ortho-variant-grid{grid-template-columns:1fr 1fr}}
@media (max-width:680px){.ortho-teaser{padding:22px;border-radius:24px}.ortho-teaser > img{max-height:300px;object-fit:contain}.ortho-grid,.ortho-variant-grid{grid-template-columns:1fr}.ortho-hero .hero-grid{padding:42px 0}.ortho-hero h1{font-size:36px}.ortho-card img{max-height:360px;object-fit:contain}}


/* v5.6: robust mobile menu */
.menu-toggle .menu-word{display:none}
.menu-toggle .menu-icon{display:flex;flex-direction:column;gap:5px;align-items:center;justify-content:center}
.menu-toggle .menu-icon span{display:block;width:22px;height:2px;border-radius:2px;background:var(--navy);transition:.2s ease}
@media (max-width:1020px){
  body.menu-open{overflow:hidden}
  .topbar{z-index:9999}
  .nav{position:relative;min-height:70px;gap:12px}
  .brand{flex:1;min-width:0}
  .brand img{max-width:100%}
  .menu-toggle{display:inline-flex!important;width:auto!important;min-width:104px;height:44px;padding:0 14px;border-radius:999px;flex-direction:row!important;gap:10px;background:#fff;border:1px solid #dbe5f4;box-shadow:0 8px 22px rgba(7,27,61,.12);color:var(--navy);font-weight:900;align-items:center;justify-content:center;cursor:pointer;white-space:nowrap}
  .menu-toggle .menu-word{display:inline!important;font-size:15px;line-height:1;letter-spacing:.01em;transform:none!important;opacity:1!important}
  .menu-toggle .menu-icon{display:flex!important;transform:none!important;opacity:1!important}
  .menu-toggle .menu-icon span{background:var(--navy)!important;transform:none!important;opacity:1!important}
  .menu-open .menu-toggle{background:linear-gradient(135deg,var(--blue),var(--violet));color:#fff;border-color:transparent}
  .menu-open .menu-toggle .menu-word{font-size:0}
  .menu-open .menu-toggle .menu-word::after{content:'Zavřít';font-size:15px;color:#fff}
  .menu-open .menu-toggle .menu-icon span{background:#fff!important}
  .menu{display:none!important;position:fixed!important;top:72px!important;left:14px!important;right:14px!important;bottom:auto!important;background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:0 28px 70px rgba(7,27,61,.24);padding:14px;z-index:9998;max-height:calc(100vh - 92px);overflow:auto}
  .menu-open .menu{display:flex!important;flex-direction:column;gap:8px}
  .menu a,.menu .linkedin{display:flex!important;align-items:center;justify-content:space-between;width:100%;padding:16px 16px;border-radius:16px;background:#f5f8fd;color:var(--navy);font-size:16px;font-weight:900;text-decoration:none;border:1px solid #e8eef7;line-height:1.1}
  .menu a::after{content:'›';font-size:22px;color:var(--sky);line-height:1}
  .menu .linkedin{background:linear-gradient(135deg,#fff,#f7f3ff);border-color:#dbe5f4}
}
@media (max-width:680px){
  .nav{min-height:64px}
  .brand .insight,.brand .divider{display:none!important}
  .brand .med{height:32px!important;max-width:170px;object-fit:contain}
  .menu{top:66px!important;left:10px!important;right:10px!important;max-height:calc(100vh - 78px);padding:12px;border-radius:20px}
  .menu a,.menu .linkedin{font-size:16px;padding:15px 14px}
  .menu-toggle{min-width:98px;height:42px;padding:0 13px}
}

/* v5.7: native mobile menu without JavaScript */
.mobile-menu{display:none}
.mobile-menu summary{list-style:none}
.mobile-menu summary::-webkit-details-marker{display:none}
@media (max-width:1020px){
  .topbar{z-index:10000!important}
  .nav{position:relative!important;min-height:70px;gap:12px}
  .menu{display:none!important}
  .menu-toggle{display:none!important}
  .mobile-menu{display:block;flex:0 0 auto;z-index:10001}
  .mobile-menu summary{display:inline-flex;align-items:center;justify-content:center;gap:10px;height:44px;padding:0 16px;border-radius:999px;background:#fff;border:1px solid #dbe5f4;box-shadow:0 8px 22px rgba(7,27,61,.12);color:var(--navy);font-weight:900;cursor:pointer;user-select:none;white-space:nowrap}
  .mobile-menu[open] summary{background:linear-gradient(135deg,var(--blue),var(--violet));color:#fff;border-color:transparent}
  .mobile-menu-word{font-size:15px;line-height:1;letter-spacing:.01em}
  .mobile-menu[open] .mobile-menu-word{font-size:0}
  .mobile-menu[open] .mobile-menu-word::after{content:'Zavřít';font-size:15px;color:#fff}
  .mobile-menu-icon{display:flex;flex-direction:column;gap:5px;align-items:center;justify-content:center}
  .mobile-menu-icon span{display:block;width:22px;height:2px;border-radius:2px;background:var(--navy)}
  .mobile-menu[open] .mobile-menu-icon span{background:#fff}
  .mobile-menu-panel{position:fixed;top:72px;left:14px;right:14px;z-index:10000;background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:0 28px 70px rgba(7,27,61,.24);padding:14px;max-height:calc(100vh - 92px);overflow:auto;display:flex;flex-direction:column;gap:8px}
  .mobile-menu-panel a{display:flex;align-items:center;justify-content:space-between;width:100%;padding:16px 16px;border-radius:16px;background:#f5f8fd;color:var(--navy);font-size:16px;font-weight:900;text-decoration:none;border:1px solid #e8eef7;line-height:1.1}
  .mobile-menu-panel a::after{content:'›';font-size:22px;color:var(--sky);line-height:1}
  .mobile-menu-panel .linkedin{background:linear-gradient(135deg,#fff,#f7f3ff);border-color:#dbe5f4}
}
@media (max-width:680px){
  .nav{min-height:64px}
  .brand .insight,.brand .divider{display:none!important}
  .brand .med{height:32px!important;max-width:170px;object-fit:contain}
  .mobile-menu summary{height:42px;padding:0 14px}
  .mobile-menu-panel{top:66px;left:10px;right:10px;max-height:calc(100vh - 78px);padding:12px;border-radius:20px}
  .mobile-menu-panel a{font-size:16px;padding:15px 14px}
}

.contact-group {
  padding: 0 0 14px;
  margin: 0 0 14px;
  border-bottom: 1px solid var(--line);
}
.contact-group:last-of-type {
  border-bottom: 0;
}