/* ============================================================
   STEM PLUS — Premium clinic design system
   White background, monochrome ink, single restrained accent.
   Serif display (Cormorant) + clean sans (Inter). Hairlines, air.
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:wght@400;500;600&family=Inter:wght@300;400;500;600&display=swap');

:root{
  --bg:#ffffff;
  --ink:#16181c;
  --muted:#5f6671;
  --faint:#8b919b;
  --hair:#e9e9e7;
  --hair-2:#f3f3f1;
  --accent:#b0476e;       /* restrained clinical emerald */
  --accent-soft:#f7eef2;
  --gold:#a9885d;         /* luxury micro-accent */
  --maxw:1180px;
  --radius:14px;
  --shadow:0 1px 2px rgba(16,18,22,.04),0 12px 34px rgba(16,18,22,.06);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  font-weight:400;font-size:18px;line-height:1.7;-webkit-font-smoothing:antialiased;
}
[dir="rtl"] body{font-family:'Inter','Segoe UI',Tahoma,sans-serif}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:'Cormorant Garamond',Georgia,serif;font-weight:500;letter-spacing:.2px;line-height:1.12;color:var(--ink);margin:0 0 .5em}
h1{font-size:clamp(2.6rem,5vw,4.1rem)}
h2{font-size:clamp(1.9rem,3.2vw,2.7rem)}
h3{font-size:1.5rem}
p{margin:0 0 1.1em;color:#23262c}
.lead{font-size:1.22rem;color:var(--muted);line-height:1.65;font-weight:300}
.eyebrow{font-family:'Inter';font-size:.74rem;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:var(--accent)}
.muted{color:var(--muted)}.faint{color:var(--faint)}.small{font-size:.92rem}
.serif{font-family:'Cormorant Garamond',serif}

/* ---- Header ---- */
header.site{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.86);backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid var(--hair)}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand{display:flex;flex-direction:column;align-items:flex-start;gap:1px;font-family:'Cormorant Garamond',serif;font-weight:600;letter-spacing:.3px;white-space:nowrap}
.brand .bn{display:flex;align-items:center;gap:9px;font-size:1.55rem;line-height:1}
.brand .dot{width:10px;height:10px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px var(--accent-soft);flex:none}
.brand small{font-family:'Inter';font-size:.58rem;letter-spacing:.22em;text-transform:uppercase;color:var(--faint)}
.menu{display:flex;gap:22px;align-items:center;font-size:.92rem;font-weight:500;flex-wrap:nowrap}
.menu a{color:#2c3036;transition:color .2s;white-space:nowrap}.menu a:hover{color:var(--accent)}
.nav .btn{flex:none}
.btn{display:inline-flex;align-items:center;gap:8px;background:var(--accent);color:#fff;padding:12px 22px;border-radius:999px;font-size:.92rem;font-weight:600;border:1px solid var(--accent);transition:transform .15s,box-shadow .2s;cursor:pointer}
.btn:hover{transform:translateY(-1px);box-shadow:0 8px 22px rgba(11,107,83,.22)}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--hair)}
.btn.ghost:hover{border-color:var(--accent);color:var(--accent);box-shadow:none}
.lang-pick{font-size:.82rem;color:var(--faint);display:flex;gap:9px;flex-wrap:wrap}
.lang-pick a:hover{color:var(--accent)}.lang-pick a.on{color:var(--ink);font-weight:600}

/* ---- Hero ---- */
.hero{padding:46px 0 40px;border-bottom:1px solid var(--hair)}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center}
.hero h1{font-size:clamp(2.2rem,4vw,3.4rem)}
.hero-card{border:1px solid var(--hair);border-radius:18px;padding:28px;background:linear-gradient(180deg,#fafaf8,#fff);box-shadow:var(--shadow)}
.hero-card .calc-total{font-size:2.5rem;margin:6px 0 0}
.hero-card .savebox{margin-top:14px}
.hero .eyebrow{margin-bottom:14px;display:inline-block}
.eu-flag{display:inline-block;background:#003399;color:#ffd617;font-size:.86rem;font-weight:600;
  padding:9px 16px;border-radius:999px;margin-bottom:22px;letter-spacing:.01em;line-height:1.4}
.eu-flag a{color:#ffd617;text-decoration:underline}
.hero h1{max-width:16ch}
.hero .lead{max-width:60ch;margin-top:18px}
.hero-cta{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap}
.trust{display:flex;gap:34px;margin-top:48px;flex-wrap:wrap;padding-top:30px;border-top:1px solid var(--hair-2)}
.trust .t{min-width:120px}
.trust .n{font-family:'Cormorant Garamond',serif;font-size:2.1rem;color:var(--accent);line-height:1}
.trust .l{font-size:.82rem;color:var(--muted);margin-top:6px;letter-spacing:.02em}

/* ---- Sections ---- */
section{padding:72px 0}
.section-head{max-width:64ch;margin-bottom:42px}
.grid{display:grid;gap:22px}
.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
.card{border:1px solid var(--hair);border-radius:var(--radius);padding:26px;background:#fff;transition:border-color .2s,transform .2s,box-shadow .25s}
.card:hover{border-color:#dcdcd8;transform:translateY(-2px);box-shadow:var(--shadow)}
.card h3{font-size:1.32rem;margin-bottom:.35em}
.card p{font-size:.98rem;color:var(--muted);margin-bottom:.6em}
.card .more{font-size:.86rem;font-weight:600;color:var(--accent)}
.tag{display:inline-block;font-size:.72rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);background:var(--accent-soft);padding:5px 11px;border-radius:999px;margin-bottom:14px}
.alt{background:#fafaf8}

/* ---- Prose (article body) ---- */
.prose{max-width:74ch;margin:0 auto}
.prose h2{margin-top:1.7em}.prose h3{margin-top:1.5em}
.prose ul{padding-left:1.1em}.prose li{margin:.4em 0;color:#23262c}
.prose .callout{border-left:3px solid var(--accent);background:var(--accent-soft);padding:18px 22px;border-radius:0 10px 10px 0;margin:1.6em 0;font-size:1rem}
.prose .src{font-size:.82rem;color:var(--faint);border-top:1px solid var(--hair);padding-top:14px;margin-top:30px}
.breadcrumb{font-size:.82rem;color:var(--faint);margin-bottom:26px;letter-spacing:.02em}
.breadcrumb a:hover{color:var(--accent)}

/* ---- Table ---- */
table{width:100%;border-collapse:collapse;margin:1.4em 0;font-size:.95rem}
th,td{text-align:left;padding:13px 14px;border-bottom:1px solid var(--hair)}
th{font-family:'Inter';font-weight:600;font-size:.78rem;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
tr:hover td{background:#fafaf8}
.win{color:var(--accent);font-weight:600}

/* ---- Calculator ---- */
.calc{border:1px solid var(--hair);border-radius:18px;overflow:hidden;box-shadow:var(--shadow);background:#fff}
.calc-grid{display:grid;grid-template-columns:1.05fr .95fr}
.calc-in{padding:34px 32px;border-right:1px solid var(--hair)}
.calc-out{padding:34px 32px;background:linear-gradient(180deg,#fafaf8,#fff)}
.field{margin-bottom:24px}
.field label{display:flex;justify-content:space-between;font-size:.86rem;font-weight:600;color:#2c3036;margin-bottom:9px}
.field label .val{color:var(--accent);font-variant-numeric:tabular-nums}
input[type=range]{-webkit-appearance:none;width:100%;height:4px;border-radius:4px;background:var(--hair);outline:none}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:20px;height:20px;border-radius:50%;background:var(--accent);cursor:pointer;border:3px solid #fff;box-shadow:0 1px 5px rgba(11,107,83,.4)}
input[type=range]::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:var(--accent);cursor:pointer;border:3px solid #fff}
select,input[type=number]{width:100%;padding:11px 13px;border:1px solid var(--hair);border-radius:10px;font-family:inherit;font-size:.95rem;color:var(--ink);background:#fff}
.calc-total{font-family:'Cormorant Garamond',serif;font-size:3rem;color:var(--accent);line-height:1;margin:4px 0 2px;font-variant-numeric:tabular-nums}
.calc-row{display:flex;justify-content:space-between;padding:9px 0;border-bottom:1px solid var(--hair-2);font-size:.94rem}
.calc-row span:first-child{color:var(--muted)}
.calc-row b{font-variant-numeric:tabular-nums}
.savebox{margin-top:18px;background:var(--accent-soft);border-radius:12px;padding:18px 20px}
.savebox .big{font-family:'Cormorant Garamond',serif;font-size:2rem;color:var(--accent);line-height:1}
.safe-badge{display:flex;gap:10px;align-items:center;margin-top:16px;font-size:.85rem;color:var(--muted)}
.safe-badge .ic{width:30px;height:30px;border-radius:8px;background:var(--accent-soft);display:grid;place-items:center;color:var(--accent);font-weight:700}

/* ---- CTA band ---- */
.cta-band{background:var(--ink);color:#fff;border-radius:20px;padding:56px;text-align:center;margin:30px auto}
.cta-band h2{color:#fff}.cta-band p{color:#c7ccd3}
.cta-band .btn{background:#fff;color:var(--ink);border-color:#fff}

/* ---- Footer ---- */
footer.site{border-top:1px solid var(--hair);padding:56px 0 40px;font-size:.9rem;color:var(--muted)}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px}
footer h4{font-family:'Inter';font-size:.76rem;letter-spacing:.12em;text-transform:uppercase;color:var(--faint);margin-bottom:14px}
footer a{display:block;padding:4px 0;color:var(--muted)}footer a:hover{color:var(--accent)}
.foot-bottom{margin-top:40px;padding-top:22px;border-top:1px solid var(--hair);display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:.82rem;color:var(--faint)}
.disc{font-size:.78rem;color:var(--faint);max-width:80ch;margin-top:18px;line-height:1.5}

/* ---- Pills / chips ---- */
.chips{display:flex;flex-wrap:wrap;gap:9px;margin:18px 0}
.chip{font-size:.84rem;border:1px solid var(--hair);border-radius:999px;padding:7px 14px;color:#2c3036;transition:.2s}
.chip:hover{border-color:var(--accent);color:var(--accent)}

/* ---- Photo placeholders (swap for real licensed images) ---- */
figure{margin:1.8em 0}
.ph{position:relative;border-radius:14px;overflow:hidden;border:1px solid var(--hair);background:
   linear-gradient(135deg,#f7eef2,#f6f3ee);display:grid;place-items:center;min-height:260px}
.ph::after{content:attr(data-label);position:absolute;bottom:12px;left:14px;font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;color:var(--faint);background:rgba(255,255,255,.7);padding:4px 10px;border-radius:6px}
.ph svg{opacity:.5;width:70px;height:70px}
.ph.sea{background:linear-gradient(160deg,#dfeef2,#eaf3ee 60%,#f5f1ea)}
.ph.clinic{background:linear-gradient(135deg,#eef1f4,#f3f3f1)}
.ph.sofia{background:linear-gradient(150deg,#f1efe9,#eef3f0)}
.ph.tall{min-height:340px}
figure figcaption{font-size:.86rem;color:var(--muted);margin-top:10px;line-height:1.5}
.imggrid{display:grid;grid-template-columns:1fr 1fr;gap:16px}

/* ---- Safety / climate aside (the "сноска") ---- */
.aside{border:1px solid var(--hair);border-radius:14px;padding:24px 26px;background:#fafaf8;margin:1.8em 0}
.aside h4{font-family:'Inter';font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin:0 0 12px}
.aside .rows{display:grid;gap:10px}
.aside .r{display:flex;gap:11px;font-size:.95rem;align-items:flex-start}
.aside .r .k{color:var(--accent);font-weight:700;flex:none}
.note{font-size:.84rem;color:var(--faint);border-top:1px solid var(--hair);margin-top:18px;padding-top:12px}
sup.fn{color:var(--accent);font-weight:600;font-size:.7em}

/* ---- Comparison bars ---- */
.bars{margin:1.6em 0}
.bar{margin:12px 0}
.bar .lab{display:flex;justify-content:space-between;font-size:.9rem;margin-bottom:5px}
.bar .lab b{font-variant-numeric:tabular-nums}
.bar .track{height:13px;background:var(--hair-2);border-radius:7px;overflow:hidden}
.bar .fill{height:100%;border-radius:7px;background:#cfd6dc}
.bar.us .fill,.bar.uk .fill,.bar.de .fill{background:#c9a9a0}
.bar.eu .fill{background:var(--accent)}
.bar.eu .lab b{color:var(--accent)}

/* ---- Charts ---- */
.chart{border:1px solid var(--hair);border-radius:14px;padding:22px 24px;margin:1.6em 0;background:#fff}
.chart-t{font-family:'Inter';font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:var(--faint);margin-bottom:14px}
table.sortable th{cursor:pointer;user-select:none}
table.sortable th:hover{color:var(--accent)}

/* ---- Interlink / related ---- */
.related{border-top:1px solid var(--hair);margin-top:36px;padding-top:26px}
.related h4{font-family:'Inter';font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--faint);margin-bottom:14px}
.related .links{display:flex;flex-wrap:wrap;gap:10px}
.related a{font-size:.9rem;border:1px solid var(--hair);border-radius:999px;padding:8px 15px;color:#2c3036;transition:.2s}
.related a:hover{border-color:var(--accent);color:var(--accent)}
.toc{background:#fafaf8;border:1px solid var(--hair);border-radius:12px;padding:18px 22px;margin:1.4em 0}
.toc h4{font-family:'Inter';font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:var(--faint);margin-bottom:8px}
.toc a{display:inline-block;font-size:.92rem;color:var(--accent);margin:3px 14px 3px 0}

/* ---- Feature checklist ---- */
.feat{list-style:none;padding:0}
.feat li{display:flex;gap:11px;padding:7px 0;font-size:.97rem;align-items:flex-start}
.feat li::before{content:"✓";color:var(--accent);font-weight:700;flex:none}

/* ---- World-first banner ---- */
.wf{background:linear-gradient(135deg,#b0476e,#c25a82);color:#fff;padding:64px 0;margin:8px 0;border-radius:0}
.wf .wrap{max-width:900px;text-align:center}
.wf h2{color:#fff;max-width:18ch;margin:14px auto}
.wf .lead{color:#f4e2ea;max-width:70ch;margin:0 auto 8px;font-weight:300}
.wf .badge-new{background:rgba(255,255,255,.16);color:#fff}
.wf .hero-cta{justify-content:center;margin-top:26px}
.wf .btn{background:#fff;color:#b0476e;border-color:#fff}

/* ---- Locator / map ---- */
.locsvg{width:100%;height:auto;border-radius:14px;border:1px solid var(--hair)}
.fchips{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.fchip{display:flex;flex-direction:column;border:1px solid var(--hair);border-radius:10px;padding:9px 14px;font-size:.84rem;color:var(--muted);line-height:1.2}
.fchip b{font-size:.92rem;color:var(--ink);font-weight:600}

/* ---- Unique-tool framing ---- */
.badge-new{display:inline-block;background:var(--accent);color:#fff;font-size:.78rem;font-weight:600;
  letter-spacing:.02em;padding:7px 15px;border-radius:999px;margin-bottom:18px}
.ubadges{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.ub{font-size:.86rem;font-weight:500;border:1px solid var(--hair);background:#fff;border-radius:999px;
  padding:9px 15px;color:#2c3036}
.ticks{display:flex;justify-content:space-between;margin-top:7px;font-size:.68rem;color:var(--faint);text-align:center;line-height:1.25}
.qa{border-top:1px solid var(--hair);padding:14px 0}
.qa h4{font-family:'Inter';font-size:1rem;font-weight:600;margin:0 0 4px;color:var(--ink)}
.qa p{font-size:.94rem;color:var(--muted);margin:0}
.qa a{color:var(--accent);font-weight:500}

/* ---- Calculator extras ---- */
.calc-sub{font-size:.82rem;color:var(--faint);margin:-6px 0 16px}
.inc{margin-top:16px;border-top:1px solid var(--hair-2);padding-top:14px}
.inc .h{font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:var(--faint);margin-bottom:8px}
.inc ul{list-style:none;padding:0;margin:0;columns:2;font-size:.86rem;color:var(--muted)}
.inc li{padding:3px 0}.inc li::before{content:"✓ ";color:var(--accent)}
.toggle-row{display:flex;gap:10px;align-items:center;font-size:.86rem;color:#2c3036;margin-bottom:8px}

/* ---- Mobile hamburger menu (CSS-only via <details>) ---- */
.mobnav{display:none}
.mobnav summary{list-style:none;cursor:pointer;font-size:1.45rem;line-height:1;padding:6px 12px;border:1px solid var(--hair);border-radius:10px;color:var(--ink)}
.mobnav summary::-webkit-details-marker{display:none}
.mobnav[open] summary{border-color:var(--accent);color:var(--accent)}
.mobnav-panel{position:absolute;right:18px;top:64px;background:#fff;border:1px solid var(--hair);border-radius:14px;box-shadow:var(--shadow);min-width:230px;padding:10px;display:flex;flex-direction:column;gap:1px;z-index:60}
.mobnav-panel a{padding:12px 13px;border-radius:9px;font-size:1rem;color:#2c3036}
.mobnav-panel a:hover{background:#fafaf8;color:var(--accent)}
.mobnav-panel .btn{margin-top:8px;justify-content:center}

@media(max-width:1040px){ .menu{display:none} .mobnav{display:block} }
@media(max-width:860px){
  .imggrid,.inc ul{grid-template-columns:1fr;columns:1}
  .calc-grid,.g2,.g3,.g4,.foot-grid,.hero-grid{grid-template-columns:1fr}
  .calc-in{border-right:none;border-bottom:1px solid var(--hair)}
  .cta-band{padding:34px 22px}
  section{padding:46px 0}
  .trust{gap:16px}.trust .t{min-width:88px}.trust .n{font-size:1.7rem}
  /* tables scroll instead of squishing */
  .prose table,.wrap table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch;white-space:nowrap}
  .calc-in,.calc-out{padding:24px 20px}
  .wf{padding:46px 0}
  .ub{font-size:.8rem;padding:8px 12px}
}
@media(max-width:560px){
  .wrap{padding:0 16px}
  .nav{height:64px}
  .cta-top{display:none}                 /* CTA lives in the hamburger panel on small screens */
  .mobnav-panel{top:58px;right:16px;left:16px;min-width:auto}
  h1{font-size:2rem}
  .hero{padding:34px 0 32px}
  .hero-cta{flex-direction:column;gap:10px}
  .hero-cta .btn{width:100%;justify-content:center}
  .hero-card{padding:22px}.hero-card .calc-total{font-size:2.1rem}
  .calc-total{font-size:2.4rem}
  .ticks{font-size:.62rem}
  .lead{font-size:1.08rem}
  .cta-band{padding:30px 18px}
  .badge-new,.eu-flag{font-size:.74rem}
  .fchips{gap:8px}.fchip{padding:8px 11px}
  table th,table td{padding:10px 11px;font-size:.9rem}
}