/* ============================================================
   Discount Implants — design tokens
   ============================================================ */
:root{
  --bg: #F5F6F7;
  --bg-alt: #EDEFF1;
  --ink: #14171A;
  --ink-soft: #40474F;
  --steel: #5B6570;
  --line: #DEE2E5;
  --red: #C81E2C;
  --red-dark: #8F1420;
  --surface: #FFFFFF;
  --dark: #101215;
  --dark-alt: #1B1E23;

  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;

  --max: 1180px;
  --radius: 2px;
  --ease: cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{ animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; scroll-behavior:auto !important; }
}

body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4{ font-family:var(--font-display); margin:0; font-weight:600; letter-spacing:-0.01em; }
p{ margin:0; }

.grain{
  position:fixed; inset:0; pointer-events:none; z-index:999; opacity:.025; mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

:focus-visible{ outline:2px solid var(--red); outline-offset:3px; }

/* ============================================================
   Buttons / links
   ============================================================ */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding:15px 30px; font-family:var(--font-body); font-weight:600; font-size:.95rem;
  border-radius:var(--radius); border:1px solid transparent; cursor:pointer;
  transition:transform .35s var(--ease), background .3s, border-color .3s, color .3s;
}
.btn-primary{ background:var(--red); color:#fff; }
.btn-primary:hover{ background:var(--red-dark); transform:translateY(-2px); }
.btn-ghost{ border-color:rgba(255,255,255,.4); color:inherit; }
.btn-ghost:hover{ border-color:var(--red); color:var(--red); transform:translateY(-2px); }
.btn-full{ width:100%; }

.text-link{
  display:inline-block; margin-top:8px; font-weight:600; color:var(--red);
  border-bottom:1px solid transparent; transition:border-color .3s;
}
.text-link:hover{ border-color:var(--red); }

/* ============================================================
   Nav
   ============================================================ */
.nav{
  position:fixed; top:0; left:0; right:0; z-index:500;
  transition:background .4s var(--ease), border-color .4s, backdrop-filter .4s, color .3s;
  border-bottom:1px solid transparent;
  color:#fff;
}
.nav.scrolled{
  background:rgba(245,246,247,.9); backdrop-filter:blur(10px);
  border-bottom-color:var(--line);
  color:var(--ink);
}
.nav-inner{
  max-width:var(--max); margin:0 auto; padding:20px 28px;
  display:flex; align-items:center; justify-content:space-between;
}
.nav-logo{ display:flex; align-items:baseline; gap:6px; }
.nav-logo-mark{ font-family:var(--font-display); font-weight:700; font-size:1.1rem; letter-spacing:.01em; color:inherit; }
.nav-logo-sub{ font-size:.62rem; letter-spacing:.16em; color:var(--red); font-weight:600; }
.nav-links{ display:flex; align-items:center; gap:34px; }
.nav-links a{ font-size:.92rem; font-weight:500; color:inherit; opacity:.82; transition:opacity .25s; }
.nav-links a:hover{ opacity:1; }
.nav-cta{
  padding:10px 20px; background:#fff; color:var(--ink) !important; border-radius:var(--radius);
  opacity:1 !important; transition:background .3s, color .3s;
}
.nav.scrolled .nav-cta{ background:var(--ink); color:#fff !important; }
.nav-cta:hover{ background:var(--red); color:#fff !important; }
.nav-toggle{
  display:none; flex-direction:column; gap:5px; background:none; border:0; cursor:pointer; padding:6px;
  position:relative; z-index:600;
}
.nav-toggle.is-open span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2){ opacity:0; }
.nav-toggle.is-open span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }
.nav-toggle span{ width:22px; height:2px; background:currentColor; transition:transform .3s, opacity .3s; }
.nav-toggle.is-open{ color:var(--ink); }

/* ============================================================
   Hero
   ============================================================ */
.hero{
  position:relative; min-height:100vh; display:flex; align-items:center;
  overflow:hidden; background:var(--dark);
}
.hero-bg{ position:absolute; inset:0; }
.hero-bg img{
  width:100%; height:100%; object-fit:cover; object-position:60% 50%;
  transform:scale(1.08);
  animation:heroZoom 1.6s var(--ease) forwards;
}
@keyframes heroZoom{ from{ transform:scale(1.14); } to{ transform:scale(1.08); } }
.hero-bg-fade{
  position:absolute; inset:0;
  background:linear-gradient(100deg, rgba(10,11,13,.92) 0%, rgba(10,11,13,.72) 32%, rgba(10,11,13,.32) 58%, rgba(10,11,13,.15) 100%);
}
.hero-content{
  position:relative; z-index:2; max-width:var(--max); width:100%;
  margin:0 auto; padding:150px 28px 90px;
  color:#fff;
}
.hero-eyebrow{
  font-size:.82rem; letter-spacing:.06em; color:#D8AFB4; font-weight:500;
  opacity:0; transform:translateY(14px);
  animation:riseIn .8s var(--ease) forwards; animation-delay:.15s;
}
.hero-slogan{
  font-family:var(--font-display); font-size:1.05rem; font-weight:600; color:#fff;
  margin-top:10px; letter-spacing:.01em; font-style:italic;
  opacity:0; transform:translateY(14px);
  animation:riseIn .8s var(--ease) forwards; animation-delay:.22s;
}
.hero-slogan::before{ content:"— "; color:var(--red); font-style:normal; }
.hero-title{
  font-size:clamp(2.6rem, 6vw, 4.6rem); line-height:1.04; font-weight:600;
  margin:20px 0 26px; max-width:800px;
}
.hero-title span{ display:block; }
.hero-title-accent{ color:#fff; position:relative; }
.hero-title-accent::after{
  content:""; position:absolute; left:0; bottom:.06em; width:100%; height:.09em;
  background:var(--red); transform-origin:left; transform:scaleX(0);
  animation:sweepIn .9s var(--ease) forwards; animation-delay:1.25s; z-index:-1;
}
.hero-title span{ opacity:0; transform:translateY(24px); animation:riseIn .9s var(--ease) forwards; }
.hero-title span:nth-child(1){ animation-delay:.28s; }
.hero-title span:nth-child(2){ animation-delay:.42s; }
.hero-title span:nth-child(3){ animation-delay:.56s; }
@keyframes riseIn{ to{ opacity:1; transform:translateY(0); } }
@keyframes sweepIn{ to{ transform:scaleX(1); } }

.hero-sub{
  max-width:520px; font-size:1.06rem; color:#C6CBD1; margin-bottom:36px;
  opacity:0; transform:translateY(14px); animation:riseIn .8s var(--ease) forwards; animation-delay:.85s;
}
.hero-actions{
  display:flex; gap:16px; flex-wrap:wrap;
  opacity:0; transform:translateY(14px); animation:riseIn .8s var(--ease) forwards; animation-delay:1.05s;
}
.hero-scroll-cue{
  position:absolute; bottom:34px; left:50%; transform:translateX(-50%); z-index:2;
  width:1px; height:52px; background:rgba(255,255,255,.25);
}
.hero-scroll-cue span{
  position:absolute; top:0; left:-2.5px; width:6px; height:6px; border-radius:50%; background:#fff;
  animation:scrollCue 2.2s ease-in-out infinite;
}
@keyframes scrollCue{ 0%{ top:0; opacity:1; } 90%{ opacity:0; } 100%{ top:100%; opacity:0; } }

/* ============================================================
   Stats strip
   ============================================================ */
.stats{ background:var(--ink); color:#fff; }
.stats-inner{
  max-width:var(--max); margin:0 auto; padding:54px 28px;
  display:grid; grid-template-columns:repeat(4,1fr); gap:24px;
}
.stat{ display:flex; flex-direction:column; }
.stat-num, .stat-num-static{ font-family:var(--font-display); font-size:2.6rem; font-weight:700; color:var(--red); line-height:1; }
.stat-num-static{ font-size:1.7rem; }
.stat-suffix{ font-family:var(--font-display); font-size:2.6rem; font-weight:700; color:var(--red); }
.stat-label{ margin-top:10px; font-size:.86rem; color:#A9AFB6; line-height:1.4; }

/* ============================================================
   Section shared
   ============================================================ */
.section-head{ max-width:640px; margin:0 auto 60px; text-align:center; padding:0 28px; }
.section-head.light{ color:#fff; }
.section-kicker{
  font-size:.8rem; font-weight:600; letter-spacing:.05em; color:var(--red); margin-bottom:14px;
}
.section-kicker.light{ color:#F0A9AF; }
.section-title{ font-size:clamp(1.7rem, 3.4vw, 2.5rem); line-height:1.18; }
.section-title.light{ color:#fff; }
.section-desc{ margin-top:16px; color:var(--steel); font-size:1.02rem; }
.section-head.light .section-desc{ color:#B9BFC6; }

.reveal{ opacity:0; transform:translateY(28px); transition:opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.in-view{ opacity:1; transform:translateY(0); }

/* ============================================================
   Systems
   ============================================================ */
.systems{ max-width:var(--max); margin:0 auto; padding:110px 28px 40px; }
.system-card{
  display:grid; grid-template-columns:.85fr 1fr; gap:64px; align-items:center;
  padding:64px 0; border-top:1px solid var(--line);
}
.system-card:first-of-type{ border-top:none; }
.system-card.reverse{ direction:rtl; }
.system-card.reverse > *{ direction:ltr; }
.system-media{
  background:var(--surface); border:1px solid var(--line); border-radius:6px;
  display:flex; align-items:center; justify-content:center; padding:30px;
  aspect-ratio:4/5; overflow:hidden;
}
.system-media img{ height:100%; width:auto; object-fit:contain; }
.system-media-narrow img{ height:88%; }
.system-tag{
  display:inline-block; font-size:.72rem; font-weight:600; letter-spacing:.04em;
  padding:6px 12px; border-radius:20px; margin-bottom:18px;
}
.tag-red{ background:rgba(200,30,44,.1); color:var(--red); }
.tag-ink{ background:rgba(20,23,26,.08); color:var(--ink); }
.tag-steel{ background:rgba(91,101,112,.12); color:var(--steel); }
.system-text h3{ font-size:1.9rem; margin-bottom:16px; }
.system-text p{ color:var(--ink-soft); font-size:1rem; margin-bottom:22px; }
.system-facts{ display:grid; grid-template-columns:1fr 1fr; gap:12px 20px; }
.system-facts li{ font-size:.88rem; color:var(--steel); border-top:1px solid var(--line); padding-top:10px; }
.system-facts strong{ display:block; color:var(--ink); font-size:.78rem; text-transform:uppercase; letter-spacing:.03em; margin-bottom:3px; }

/* ============================================================
   Technology
   ============================================================ */
.tech{ position:relative; background:var(--dark); color:#fff; overflow:hidden; margin-top:60px; }
.tech-bg{ position:absolute; inset:0; opacity:.16; }
.tech-bg img{ width:100%; height:100%; object-fit:cover; filter:grayscale(1) contrast(1.1); }
.tech-inner{ position:relative; z-index:1; max-width:var(--max); margin:0 auto; padding:110px 28px; }

.tech-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:1px; background:rgba(255,255,255,.12); border:1px solid rgba(255,255,255,.12); margin-bottom:90px; }
.tech-card{ background:var(--dark); padding:34px 26px; }
.tech-num{ font-family:var(--font-display); font-size:.85rem; color:var(--red); font-weight:600; }
.tech-card h3{ font-size:1.15rem; margin:16px 0 12px; color:#fff; }
.tech-card p{ font-size:.9rem; color:#AEB4BB; line-height:1.6; }

.chart-block{ display:grid; grid-template-columns:.8fr 1.2fr; gap:60px; align-items:center; }
.chart-copy h3{ font-size:1.5rem; margin-bottom:14px; color:#fff; }
.chart-copy p{ color:#AEB4BB; }
.chart{ display:flex; flex-direction:column; gap:18px; }
.bar-row{ display:grid; grid-template-columns:110px 1fr 54px; align-items:center; gap:14px; }
.bar-label{ font-size:.85rem; color:#C6CBD1; }
.bar-track{ height:10px; background:rgba(255,255,255,.09); border-radius:20px; overflow:hidden; }
.bar-fill{
  height:100%; width:0; border-radius:20px; background:#5B6570;
  transition:width 1.2s var(--ease);
}
.bar-fill.bar-red{ background:linear-gradient(90deg, var(--red-dark), var(--red)); }
.bar-fill.in-view{ width:var(--w); }
.bar-val{ font-family:var(--font-display); font-size:.9rem; color:#fff; text-align:right; }

/* ============================================================
   Evidence
   ============================================================ */
.evidence{ max-width:var(--max); margin:0 auto; padding:110px 28px; }
.evidence-card{
  max-width:840px; margin:0 auto; background:var(--surface); border:1px solid var(--line);
  border-radius:6px; padding:48px; border-left:3px solid var(--red);
}
.evidence-meta{ display:flex; gap:18px; flex-wrap:wrap; font-size:.8rem; color:var(--steel); margin-bottom:16px; }
.evidence-journal{ font-weight:600; color:var(--ink); }
.evidence-card h3{ font-size:1.3rem; line-height:1.35; margin-bottom:18px; }
.evidence-card > p{ color:var(--ink-soft); margin-bottom:22px; }
.evidence-stats{ display:grid; grid-template-columns:repeat(3,1fr); gap:20px; margin:28px 0; padding:24px 0; border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.evidence-stats div{ font-size:.82rem; color:var(--steel); }
.evidence-stats span{ display:block; font-family:var(--font-display); font-size:1.7rem; color:var(--red); font-weight:700; margin-bottom:6px; }
.evidence-caveat{ font-size:.85rem; color:var(--steel); font-style:italic; margin-bottom:8px; }

/* ============================================================
   Workflow
   ============================================================ */
.workflow{ background:var(--bg-alt); padding:110px 0; }
.workflow-grid{ max-width:var(--max); margin:0 auto; padding:0 28px; display:grid; grid-template-columns:repeat(4,1fr); gap:1px; background:var(--line); border:1px solid var(--line); }
.wf-item{ background:var(--bg-alt); padding:38px 28px; }
.wf-icon{ width:44px; height:44px; margin-bottom:20px; }
.wf-icon svg{ width:100%; height:100%; fill:none; stroke:var(--red); stroke-width:1.6; stroke-linejoin:round; stroke-linecap:round; }
.wf-item h4{ font-size:1.02rem; margin-bottom:10px; }
.wf-item p{ font-size:.87rem; color:var(--steel); line-height:1.55; }

/* ============================================================
   Quality
   ============================================================ */
.quality{ background:var(--dark-alt); color:#fff; }
.quality-inner{ max-width:var(--max); margin:0 auto; padding:110px 28px; display:grid; grid-template-columns:1fr .85fr; gap:70px; align-items:center; }
.quality-text > p{ color:#B9BFC6; margin:18px 0 26px; }
.quality-list{ display:flex; flex-direction:column; gap:18px; }
.quality-list li{ font-size:.92rem; color:#C6CBD1; padding-left:22px; position:relative; line-height:1.55; }
.quality-list li::before{ content:""; position:absolute; left:0; top:.55em; width:8px; height:1px; background:var(--red); }
.quality-media{ background:#fff; border-radius:6px; padding:30px; }

/* ============================================================
   CTA / Contact
   ============================================================ */
.cta{ max-width:var(--max); margin:0 auto; padding:110px 28px; }
.cta-inner{ max-width:760px; margin:0 auto 50px; text-align:center; }
.cta-inner h2{ font-size:clamp(1.8rem,3.6vw,2.6rem); margin-bottom:16px; }
.cta-inner > p{ color:var(--steel); font-size:1.05rem; }
.cta-grid{ max-width:900px; margin:50px auto 0; display:grid; grid-template-columns:1.3fr 1fr; gap:50px; text-align:left; }
.cta-form{ background:var(--surface); border:1px solid var(--line); border-radius:6px; padding:32px; }
.form-row{ display:grid; grid-template-columns:1fr 1fr; gap:14px; margin-bottom:14px; }
.cta-form input, .cta-form textarea{
  width:100%; padding:13px 14px; border:1px solid var(--line); border-radius:var(--radius);
  font-family:var(--font-body); font-size:.92rem; background:var(--bg); color:var(--ink);
  transition:border-color .25s;
}
.cta-form input:focus, .cta-form textarea:focus{ border-color:var(--red); outline:none; }
.cta-form textarea{ width:100%; margin-bottom:18px; resize:vertical; }
.form-success{ font-size:.95rem; color:var(--red); font-weight:500; }
.cta-details{ display:flex; flex-direction:column; gap:32px; padding-top:6px; }
.cta-label{ display:block; font-size:.78rem; letter-spacing:.04em; text-transform:uppercase; color:var(--red); font-weight:600; margin-bottom:10px; }
.cta-details p{ color:var(--ink-soft); font-size:.95rem; line-height:1.7; }

/* ============================================================
   Footer
   ============================================================ */
.footer{ background:var(--ink); color:#fff; }
.footer-inner{ max-width:var(--max); margin:0 auto; padding:70px 28px 40px; display:flex; justify-content:space-between; gap:40px; flex-wrap:wrap; }
.footer-brand p{ margin-top:10px; font-size:.8rem; color:#8B929A; }
.footer-links{ display:flex; gap:60px; flex-wrap:wrap; }
.footer-links > div{ display:flex; flex-direction:column; gap:12px; }
.footer-links span{ font-size:.76rem; text-transform:uppercase; letter-spacing:.05em; color:#7E858D; margin-bottom:4px; }
.footer-links a{ font-size:.9rem; color:#C6CBD1; transition:color .25s; }
.footer-links a:hover{ color:var(--red); }
.footer-bottom{ border-top:1px solid rgba(255,255,255,.08); padding:22px 28px; text-align:center; }
.footer-bottom p{ font-size:.78rem; color:#767C84; max-width:760px; margin:0 auto; }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 960px){
  .stats-inner{ grid-template-columns:repeat(2,1fr); }
  .tech-grid{ grid-template-columns:repeat(2,1fr); }
  .chart-block{ grid-template-columns:1fr; gap:36px; }
  .workflow-grid{ grid-template-columns:repeat(2,1fr); }
  .quality-inner{ grid-template-columns:1fr; }
  .quality-media{ order:-1; max-width:420px; }
  .cta-grid{ grid-template-columns:1fr; }
}

@media (max-width: 760px){
  .nav-links{
    position:fixed; top:0; right:0; height:100vh; width:78%; max-width:320px;
    background:#fff; flex-direction:column; align-items:flex-start; justify-content:center;
    gap:28px; padding:40px; transform:translateX(100%); transition:transform .4s var(--ease);
    box-shadow:-10px 0 40px rgba(0,0,0,.12);
  }
  .nav-links.open{ transform:translateX(0); z-index:550; color:var(--ink); }
  .nav-links a{ opacity:1; }
  .nav-links .nav-cta{ background:var(--ink); color:#fff !important; }
  .nav-toggle{ display:flex; }
  .system-card, .system-card.reverse{ grid-template-columns:1fr; direction:ltr; gap:32px; }
  .system-media{ aspect-ratio:16/10; }
  .system-facts{ grid-template-columns:1fr 1fr; }
  .tech-grid{ grid-template-columns:1fr; }
  .evidence-stats{ grid-template-columns:1fr; }
  .evidence-card{ padding:30px 24px; }
  .workflow-grid{ grid-template-columns:1fr; }
  .form-row{ grid-template-columns:1fr; }
  .hero-content{ padding-top:130px; }
}

/* ============================================================
   Parts catalog
   ============================================================ */
.visually-hidden{
  position:absolute !important; width:1px; height:1px; margin:-1px; padding:0; border:0;
  overflow:hidden; clip:rect(0 0 0 0); clip-path:inset(50%); white-space:nowrap;
}
.parts .section-head{ margin-bottom:44px; }
.parts [hidden]{ display:none !important; }
.parts{ padding:110px 0 100px; background:var(--bg); }
.parts-inner{ max-width:var(--max); margin:0 auto; padding:0 28px; }
.workflow-more{ max-width:var(--max); margin:36px auto 0; padding:0 28px; text-align:center; }

/* ---- Toolbar: search + category filter ---- */
.parts-tools{
  background:rgba(245,246,247,.94); backdrop-filter:blur(8px);
  border-top:1px solid var(--line); border-bottom:1px solid var(--line);
  z-index:40;
}
.parts-tools-inner{
  max-width:var(--max); margin:0 auto; padding:16px 28px 14px;
  display:grid; grid-template-columns:minmax(240px,300px) 1fr; grid-template-areas:"search filters" "status filters";
  gap:8px 28px; align-items:start;
}
.parts-search{ grid-area:search; }
.parts-filters{ grid-area:filters; }
.parts-search input{
  width:100%; padding:12px 14px 12px 42px; font:inherit; font-size:.95rem; color:var(--ink);
  background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24' fill='none' stroke='%235B6570' stroke-width='2' stroke-linecap='round'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='m20 20-3.5-3.5'/%3E%3C/svg%3E") no-repeat 14px 50%;
  border:1px solid var(--line); border-radius:var(--radius);
  transition:border-color .25s;
}
.parts-search input:focus{ border-color:var(--red); outline:none; }
.parts-search input::placeholder{ color:#8B929A; }
.parts-filters{ display:flex; flex-wrap:wrap; gap:8px; }
.chip{
  display:inline-flex; align-items:center; gap:8px; padding:8px 14px; cursor:pointer;
  font:inherit; font-size:.85rem; font-weight:500; color:var(--ink);
  background:#fff; border:1px solid var(--line); border-radius:20px;
  transition:border-color .25s, background .25s, color .25s;
}
.chip:hover{ border-color:var(--steel); }
.chip-n{ font-size:.78rem; font-weight:600; color:var(--steel); font-variant-numeric:tabular-nums; }
.chip.is-active{ background:var(--ink); border-color:var(--ink); color:#fff; }
.chip.is-active .chip-n{ color:#C6CBD1; }
.chip.is-dim{ color:#8B929A; }
.parts-status{ grid-area:status; font-size:.82rem; color:var(--steel); min-height:1.4em; }

/* ---- Categories and groups ---- */
.pcat{ margin-top:64px; }
.pcat:first-child{ margin-top:56px; }
.pcat-head{
  display:flex; align-items:baseline; justify-content:space-between; gap:16px;
  padding-bottom:14px; border-bottom:1px solid var(--ink);
}
.pcat-head h3{ font-size:1.6rem; }
.pcat-count{ font-size:.85rem; color:var(--steel); font-variant-numeric:tabular-nums; }
.pgroup{
  display:grid; grid-template-columns:240px 1fr; gap:24px 44px; align-items:start;
  padding:32px 0; border-top:1px solid var(--line);
}
.pcat-head + .pgroup{ border-top:none; }
.pgroup-info h4{ font-size:1.02rem; line-height:1.3; }
.pgroup-info p{ margin-top:8px; font-size:.84rem; color:var(--steel); line-height:1.5; }
.pgroup-info .text-link{ margin-top:14px; font-size:.88rem; }
.pgroup-media{
  margin-top:20px; padding:20px; background:#fff; border:1px solid var(--line); border-radius:6px;
  display:flex; justify-content:center;
}
.pgroup-media img{ width:auto; height:auto; max-width:100%; max-height:300px; }

/* ---- Part tiles ---- */
.pgrid{
  display:grid; grid-template-columns:repeat(auto-fill, minmax(172px, 1fr));
  border-top:1px solid var(--line); border-left:1px solid var(--line);
}
.pgrid.wide{ grid-template-columns:repeat(2, minmax(0, 1fr)); }
.tile{
  display:flex; flex-direction:column; padding:18px 16px 16px; min-width:0;
  background:#fff; border-right:1px solid var(--line); border-bottom:1px solid var(--line);
}
.part-img{ --stage:150px; height:var(--stage); margin-bottom:14px; display:flex; align-items:flex-end; justify-content:center; }
.pgrid.wide .part-img{ --stage:250px; }
.part-img img{ height:calc(var(--s, 1) * var(--stage)); width:auto; max-width:100%; object-fit:contain; background:#fff; }

.pn{
  display:inline-flex; align-items:center; gap:7px; align-self:flex-start; padding:0; cursor:pointer;
  font-family:var(--font-display); font-size:.95rem; font-weight:600; letter-spacing:0; text-align:left;
  color:var(--ink); background:none; border:0; border-radius:var(--radius);
  transition:color .2s;
}
.pn::after{ content:none; }
@supports ((-webkit-mask-image:linear-gradient(#000,#000)) or (mask-image:linear-gradient(#000,#000))){
  .pn::after{
    content:""; flex:none; width:13px; height:13px; background:currentColor; opacity:.38;
    -webkit-mask:var(--ico-copy) center/contain no-repeat; mask:var(--ico-copy) center/contain no-repeat;
    transition:opacity .2s;
  }
  .pn:hover::after, .pn:focus-visible::after{ opacity:.9; }
  .pn.is-copied::after{ opacity:1; -webkit-mask-image:var(--ico-check); mask-image:var(--ico-check); }
}
.pn:hover{ color:var(--red); }
.pn.is-copied{ color:var(--red); }
.parts{
  --ico-copy:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.2' stroke-linejoin='round'%3E%3Crect x='9' y='9' width='12' height='12' rx='2'/%3E%3Cpath d='M5 15V5a2 2 0 0 1 2-2h8'/%3E%3C/svg%3E");
  --ico-check:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m5 12.5 4.5 4.5L19 7'/%3E%3C/svg%3E");
}
.spec{ display:flex; flex-wrap:wrap; align-items:center; gap:3px 12px; margin-top:6px; font-size:.8rem; color:var(--steel); }
.spec b{ margin-right:3px; font-weight:600; color:var(--ink); }
.part-desc{ margin-top:6px; font-size:.82rem; line-height:1.4; color:var(--ink-soft); }
.part-desc + .spec{ margin-top:4px; }
.vtag{
  padding:1px 8px; font-size:.72rem; font-weight:600; color:var(--steel);
  border:1px solid var(--line); border-radius:20px; background:var(--bg);
}

/* ---- Implant tables ---- */
.itable{ width:100%; border-collapse:collapse; background:#fff; border:1px solid var(--line); }
.itable th, .itable td{ padding:14px 16px; text-align:left; vertical-align:top; border-bottom:1px solid var(--line); font-size:.9rem; }
.itable tr:last-child > *{ border-bottom:0; }
.itable thead th{ font-size:.78rem; font-weight:600; color:var(--steel); background:var(--bg-alt); padding-top:11px; padding-bottom:11px; }
.itable tbody th{ font-family:var(--font-display); font-weight:600; white-space:nowrap; }
.itable tbody th small{ display:block; margin:2px 0 0 18px; font-family:var(--font-body); font-size:.76rem; font-weight:500; color:var(--steel); }
.itable td{ color:var(--ink-soft); }
.itable td[data-label^="\00d8"]{ white-space:nowrap; }
.swatch{ display:inline-block; width:10px; height:10px; margin-right:8px; border-radius:50%; background:var(--c); box-shadow:0 0 0 1px rgba(20,23,26,.18); }
.chips{ display:grid; grid-template-columns:repeat(3, minmax(0, 1fr)); gap:8px; }
.pchip{ display:flex; flex-direction:column; gap:1px; padding:7px 11px 6px; background:var(--bg); border:1px solid var(--line); border-radius:var(--radius); }
.pchip .pn{ font-size:.86rem; }
.pchip .len{ font-size:.72rem; color:var(--steel); }

/* ---- Surgical kit list ---- */
.kit-list{ display:grid; grid-template-columns:repeat(2, 1fr); grid-template-rows:repeat(10, auto); grid-auto-flow:column; background:#fff; border:1px solid var(--line); }
.krow{ display:flex; align-items:baseline; gap:14px; padding:11px 16px; border-bottom:1px solid var(--line); font-size:.88rem; color:var(--ink-soft); }
.krow .pn{ flex:0 0 84px; font-size:.88rem; }

/* ---- Empty state + footnote ---- */
.parts-empty{ margin-top:56px; padding:40px 24px; text-align:center; background:#fff; border:1px solid var(--line); border-radius:6px; }
.parts-empty p{ color:var(--steel); }
.parts-empty p + p{ margin-top:6px; }
.parts-empty strong{ color:var(--ink); }
.parts-empty .text-link{ margin-top:0; padding:0; background:none; border:0; border-bottom:1px solid transparent; font:inherit; font-weight:600; cursor:pointer; }
.parts-foot{ max-width:720px; margin-top:56px; font-size:.88rem; line-height:1.6; color:var(--steel); }
.parts-foot .text-link{ margin-top:0; }

/* Keep the filter bar in view on tall desktop screens */
@media (min-width:961px) and (min-height:740px){
  .parts-tools{ position:sticky; top:var(--nav-h, 90px); }
}
.pcat{ scroll-margin-top:calc(var(--nav-h, 90px) + 90px); }
.parts{ scroll-margin-top:calc(var(--nav-h, 150px) - 86px); }
.pgroup-implant{ scroll-margin-top:calc(var(--nav-h, 90px) + 90px); }

/* Floating shortcut back to search and filters when the bar has scrolled out of view */
.parts-jump{
  position:fixed; right:20px; bottom:20px; z-index:450; display:inline-flex; align-items:center; gap:8px;
  padding:12px 18px; font:inherit; font-size:.88rem; font-weight:600; color:#fff; cursor:pointer;
  background:var(--ink); border:0; border-radius:30px; box-shadow:0 6px 24px rgba(20,23,26,.28);
  transition:background .25s, transform .25s var(--ease);
}
.parts-jump:hover{ background:var(--red); transform:translateY(-2px); }
.parts-jump svg{ width:16px; height:16px; fill:none; stroke:currentColor; stroke-width:2.2; stroke-linecap:round; }

/* Nav: one more link now, so tighten spacing on small desktops and hand over to the
   mobile menu from 960px down (it previously started at 760px, which left the links
   wrapping onto two lines between those widths). Same drawer styles as the 760px rules. */
@media (min-width:961px) and (max-width:1100px){
  .nav-links{ gap:22px; }
  .nav-links a{ font-size:.88rem; }
}
@media (min-width:761px) and (max-width:960px){
  .nav-links{
    position:fixed; top:0; right:0; height:100vh; width:78%; max-width:320px;
    background:#fff; flex-direction:column; align-items:flex-start; justify-content:center;
    gap:28px; padding:40px; transform:translateX(100%); transition:transform .4s var(--ease);
    box-shadow:-10px 0 40px rgba(0,0,0,.12);
  }
  .nav-links.open{ transform:translateX(0); z-index:550; color:var(--ink); }
  .nav-links a{ opacity:1; }
  .nav-links .nav-cta{ background:var(--ink); color:#fff !important; }
  .nav-toggle{ display:flex; }
}

@media (max-width:960px){
  .parts-tools-inner{ grid-template-columns:1fr; grid-template-areas:"search" "filters" "status"; }
  .pgroup{ grid-template-columns:1fr; gap:20px; }
  .pgroup-media{ max-width:260px; }
  .kit-list{ grid-template-columns:1fr; grid-template-rows:none; grid-auto-flow:row; }
}

@media (max-width:760px){
  .parts{ padding:80px 0 72px; }
  .parts-tools-inner{ padding:14px 20px 10px; }
  .parts-filters{ flex-wrap:nowrap; overflow-x:auto; margin:0 -20px; padding:2px 20px 6px; scrollbar-width:thin; }
  .chip{ flex:none; }
  .parts-inner{ padding:0 20px; }
  .pcat-head h3{ font-size:1.35rem; }
  .pgrid{ grid-template-columns:repeat(2, 1fr); }
  .pgrid.wide{ grid-template-columns:1fr; }
  .itable thead{ display:none; }
  .itable, .itable tbody, .itable tr, .itable th, .itable td{ display:block; width:100%; }
  .itable tr{ padding:14px 0; border-bottom:1px solid var(--line); }
  .itable tr:last-child{ border-bottom:0; }
  .itable th, .itable td{ border:0 !important; padding:4px 16px; }
  .itable tbody th small{ display:inline; margin-left:6px; }
  .chips{ grid-template-columns:repeat(2, minmax(0, 1fr)); }
  .itable td[data-label]::before{ content:attr(data-label) "  "; font-size:.74rem; font-weight:600; color:var(--steel); }
  .itable td[data-label="Catalog numbers"]::before{ display:block; margin-bottom:8px; }
}