:root {
  --bg: #0b0f18;
  --bg2: #111722;
  --bg3: #161d2e;
  --bg4: #1c2438;
  --border: rgba(255,255,255,0.07);
  --border2: rgba(94,246,200,0.2);
  --text: #ddd8ce;
  --text2: #9ea8b5;
  --text3: #6b7785;
  --head: #f0ede6;
  --accent: #5ef6c8;
  --accent2: #f0a05a;
  --accent3: #a78bfa;
  --danger: #ff6b6b;
  --card: #131923;
  --card2: #181f30;
  --shadow: 0 4px 32px rgba(0,0,0,0.5);
  --shadow2: 0 2px 16px rgba(0,0,0,0.3);
  --r: 10px;
  --r2: 6px;
  --nav-h: 64px;
  --font-head: 'Cormorant', Georgia, serif;
  --font-body: 'Lato', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  background:var(--bg);
  color:var(--text);
  line-height:1.7;
  min-height:100vh;
  overflow-x:hidden;
}
body::before{
  content:'';
  position:fixed;
  inset:0;
  background-image:
    linear-gradient(rgba(94,246,200,0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(94,246,200,0.015) 1px, transparent 1px);
  background-size:48px 48px;
  pointer-events:none;
  z-index:0;
}
a{color:var(--accent);text-decoration:none;transition:color .2s}
a:hover{color:var(--accent2)}
h1,h2,h3,h4,h5{font-family:var(--font-head);font-weight:600;color:var(--head);line-height:1.2}
h1{font-size:clamp(2.2rem,5vw,3.8rem);font-weight:700}
h2{font-size:clamp(1.6rem,3vw,2.4rem)}
h3{font-size:clamp(1.2rem,2vw,1.65rem)}
h4{font-size:1.2rem}
p{margin-bottom:1rem}
p:last-child{margin-bottom:0}
ul,ol{padding-left:1.5rem;margin-bottom:1rem}
li{margin-bottom:.4rem}
strong{color:var(--head);font-weight:700}
code{font-family:var(--font-mono);background:var(--bg4);padding:.15em .4em;border-radius:4px;font-size:.88em;color:var(--accent)}
pre{background:var(--bg4);padding:1.2rem;border-radius:var(--r2);overflow-x:auto;margin-bottom:1rem}
hr{border:none;border-top:1px solid var(--border);margin:2rem 0}
table{width:100%;border-collapse:collapse;margin-bottom:1.5rem;font-size:.93rem}
table th{background:var(--bg4);color:var(--head);font-family:var(--font-head);font-weight:600;padding:.7rem 1rem;text-align:left;border-bottom:1px solid var(--border2)}
table td{padding:.65rem 1rem;border-bottom:1px solid var(--border)}
table tr:hover td{background:var(--bg4)}

/* ── NAV ── */
nav{
  position:sticky;top:0;z-index:1000;
  height:var(--nav-h);
  background:rgba(11,15,24,0.92);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--border);
  display:flex;align-items:center;
  padding:0 clamp(1rem,4vw,2.5rem);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;width:100%;max-width:1280px;margin:0 auto}
.nav-logo{
  display:flex;align-items:center;gap:.6rem;
  font-family:var(--font-head);font-size:1.5rem;font-weight:700;
  color:var(--head);cursor:pointer;user-select:none;
  letter-spacing:-.01em;text-decoration:none;
}
.nav-logo span{color:var(--accent)}
.nav-links{display:flex;align-items:center;gap:.25rem}
.nav-item{position:relative}
.nav-btn{
  background:none;border:none;
  font-family:var(--font-body);font-size:.88rem;font-weight:700;
  color:var(--text2);letter-spacing:.04em;text-transform:uppercase;
  padding:.5rem .85rem;border-radius:var(--r2);cursor:pointer;
  transition:all .2s;display:flex;align-items:center;gap:.3rem;
}
.nav-btn:hover,.nav-btn.active{color:var(--accent);background:rgba(94,246,200,0.06)}
.nav-btn svg{width:12px;height:12px;transition:transform .2s}
.nav-item:hover .nav-btn svg{transform:rotate(180deg)}
.dropdown{
  position:absolute;top:calc(100% + 8px);left:0;min-width:220px;
  background:var(--bg3);border:1px solid var(--border);border-radius:var(--r);
  padding:.5rem;box-shadow:var(--shadow);
  opacity:0;visibility:hidden;transform:translateY(-4px);
  transition:all .2s;z-index:200;
}
.nav-item:hover .dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.dd-link{
  display:block;padding:.55rem .9rem;border-radius:var(--r2);
  font-size:.87rem;color:var(--text2);
  transition:all .18s;cursor:pointer;
}
.dd-link:hover{color:var(--accent);background:rgba(94,246,200,0.07);padding-left:1.2rem}
.dd-divider{border:none;border-top:1px solid var(--border);margin:.4rem 0}
.nav-cta{
  background:var(--accent);color:var(--bg) !important;
  border:none;font-size:.82rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;
  padding:.5rem 1.1rem;border-radius:var(--r2);cursor:pointer;
  transition:all .2s;font-family:var(--font-body);
}
.nav-cta:hover{background:var(--accent2);transform:translateY(-1px)}

/* ── LAYOUT ── */
main{animation:fadeIn .35s ease both}
@keyframes fadeIn{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}

.container{max-width:1100px;margin:0 auto;padding:0 clamp(1rem,4vw,2rem)}
.container-wide{max-width:1280px;margin:0 auto;padding:0 clamp(1rem,4vw,2rem)}

/* ── HERO ── */
.hero{
  position:relative;
  padding:clamp(4rem,10vw,8rem) 0 clamp(3rem,7vw,6rem);
  overflow:hidden;
}
.hero::before{
  content:'';position:absolute;inset:0;
  background:radial-gradient(ellipse 70% 60% at 60% 40%, rgba(94,246,200,0.06) 0%, transparent 70%),
             radial-gradient(ellipse 50% 40% at 20% 80%, rgba(167,139,250,0.04) 0%, transparent 60%);
  pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center}
.hero-eyebrow{
  font-family:var(--font-mono);font-size:.75rem;letter-spacing:.12em;
  color:var(--accent);text-transform:uppercase;margin-bottom:1rem;
  display:flex;align-items:center;gap:.6rem;
}
.hero-eyebrow::before{content:'';width:24px;height:1px;background:var(--accent)}
.hero h1{margin-bottom:1.2rem}
.hero h1 em{font-style:italic;color:var(--accent)}
.hero-sub{font-size:1.1rem;color:var(--text2);margin-bottom:2rem;max-width:520px}
.hero-actions{display:flex;gap:1rem;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;gap:.4rem;
  padding:.7rem 1.5rem;border-radius:var(--r2);
  font-family:var(--font-body);font-size:.88rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;
  cursor:pointer;border:none;transition:all .22s;
}
.btn-primary{background:var(--accent);color:var(--bg)}
.btn-primary:hover{background:var(--accent2);color:var(--bg);transform:translateY(-2px);box-shadow:0 8px 24px rgba(94,246,200,0.2)}
.btn-outline{background:transparent;color:var(--accent);border:1px solid rgba(94,246,200,0.35)}
.btn-outline:hover{background:rgba(94,246,200,0.08);transform:translateY(-2px)}
.btn-ghost{background:rgba(255,255,255,0.05);color:var(--text)}
.btn-ghost:hover{background:rgba(255,255,255,0.1)}
.hero-visual{
  display:grid;grid-template-columns:1fr 1fr;gap:.75rem;
}
.hero-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--r);
  padding:1.5rem;position:relative;overflow:hidden;
}
.hero-card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg, var(--accent), transparent);
}
.hero-card:nth-child(2){background:var(--bg3)}
.hero-card:nth-child(3){grid-column:span 2;background:var(--bg4);display:flex;gap:1.5rem;align-items:center}
.hc-label{font-family:var(--font-mono);font-size:.65rem;letter-spacing:.1em;color:var(--accent);text-transform:uppercase;margin-bottom:.4rem}
.hc-val{font-family:var(--font-head);font-size:2rem;font-weight:600;color:var(--head)}
.hc-sub{font-size:.8rem;color:var(--text3)}
.hc-bar{height:4px;background:var(--bg4);border-radius:2px;margin-top:.8rem;overflow:hidden}
.hc-fill{height:100%;background:linear-gradient(90deg,var(--accent),var(--accent3));border-radius:2px;animation:barFill 2s ease forwards}
@keyframes barFill{from{width:0}to{width:var(--w,60%)}}

/* ── SECTION ── */
.section{padding:clamp(3rem,7vw,6rem) 0}
.section-head{margin-bottom:3rem}
.section-head .eyebrow{
  font-family:var(--font-mono);font-size:.72rem;letter-spacing:.12em;
  color:var(--accent);text-transform:uppercase;margin-bottom:.6rem;
  display:flex;align-items:center;gap:.6rem;
}
.section-head .eyebrow::before{content:'';width:20px;height:1px;background:var(--accent)}
.section-head p{color:var(--text2);max-width:600px}

/* ── CARDS ── */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem}
.grid-auto{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.5rem}
a.card,a.proto-card{display:block;text-decoration:none;color:inherit}
.card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--r);
  padding:1.8rem;transition:all .25s;position:relative;overflow:hidden;
}
.card:hover{border-color:var(--border2);transform:translateY(-3px);box-shadow:0 12px 40px rgba(0,0,0,0.4)}
.card-accent{border-top:2px solid var(--accent)}
.card-label{
  font-family:var(--font-mono);font-size:.65rem;letter-spacing:.1em;
  color:var(--accent);text-transform:uppercase;margin-bottom:.8rem;
}
.card h3{margin-bottom:.75rem}
.card p{color:var(--text2);font-size:.93rem}
.card .card-link{
  display:inline-flex;align-items:center;gap:.3rem;margin-top:1.2rem;
  font-size:.85rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;
  color:var(--accent);
}
.card .card-link:hover{gap:.6rem;color:var(--accent2)}
.card .card-link.coming-soon{
  pointer-events:none;cursor:default;opacity:.65;color:var(--text2);
  display:inline-flex;align-items:center;gap:.3rem;margin-top:1.2rem;
  font-size:.85rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;
}
.card .card-link.coming-soon:hover{gap:.3rem;color:var(--text2)}

/* ── WHY SECTION ── */
.why-grid{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}
.why-points{list-style:none;padding:0;margin:1.5rem 0 2rem}
.why-points li{
  display:flex;align-items:flex-start;gap:.8rem;padding:.6rem 0;
  border-bottom:1px solid var(--border);font-size:.95rem;color:var(--text2);
}
.why-points li::before{
  content:'✓';color:var(--accent);font-weight:700;margin-top:.1rem;flex-shrink:0;
}
.why-img{
  background:var(--bg3);border:1px solid var(--border);border-radius:var(--r);
  padding:2.5rem;position:relative;overflow:hidden;
}
.why-img::before{
  content:'';position:absolute;
  width:200px;height:200px;border-radius:50%;
  background:radial-gradient(circle,rgba(94,246,200,0.12),transparent);
  top:-50px;right:-50px;
}
.why-stat{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-top:1.5rem}
.stat-box{background:var(--bg4);border-radius:var(--r2);padding:1.2rem;text-align:center}
.stat-num{font-family:var(--font-head);font-size:2rem;font-weight:700;color:var(--accent)}
.stat-desc{font-size:.78rem;color:var(--text3);margin-top:.2rem}

/* ── CALCULATOR ── */
.calc-page-wrap{max-width:720px;margin:0 auto}
.calc-wrapper{
  background:var(--bg3);border:1px solid var(--border);border-radius:var(--r);
  padding:2.5rem;
}
.calc-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem}
.form-group{margin-bottom:1.2rem}
.form-group label{
  display:block;font-size:.82rem;font-weight:700;letter-spacing:.06em;
  text-transform:uppercase;color:var(--text2);margin-bottom:.5rem;
}
.form-group input,.form-group select{
  width:100%;background:var(--bg4);border:1px solid var(--border);
  color:var(--text);padding:.7rem 1rem;border-radius:var(--r2);
  font-family:var(--font-mono);font-size:.95rem;
  transition:border-color .2s;outline:none;
}
.form-group input:focus,.form-group select:focus{border-color:var(--accent)}
.input-group{display:flex;gap:.5rem}
.input-group input{flex:1}
.input-group select{width:auto;min-width:70px}
.calc-result{
  background:var(--bg4);border:1px solid var(--border2);border-radius:var(--r);
  padding:1.5rem;margin-top:1.5rem;display:none;
}
.calc-result.show{display:block;animation:fadeIn .3s ease}
.calc-error{
  margin:.5rem 0 1rem;padding:.75rem 1rem;border-radius:var(--r2);
  background:rgba(255,107,107,0.08);border:1px solid rgba(255,107,107,0.25);
  color:var(--danger);font-size:.9rem;
}
.calc-result-footer{
  margin-top:1rem;padding-top:1rem;border-top:1px solid var(--border);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:.8rem;align-items:center;
}
.calc-total-doses{text-align:center}
.calc-total-label{font-family:var(--font-mono);font-size:.7rem;color:var(--text3);margin-bottom:.2rem;letter-spacing:.06em;text-transform:uppercase}
.calc-total-val{font-family:var(--font-head);font-size:1.4rem;color:var(--accent2)}
.calc-notes{font-size:.85rem;color:var(--text2);max-width:400px;margin:0}
.calc-method-panel{
  max-height:0;overflow:hidden;opacity:0;
  margin:0;padding:0 1.25rem;
  background:var(--bg4);border:1px solid transparent;border-radius:var(--r2);
  transition:max-height .35s ease,opacity .25s ease,margin .25s ease,padding .25s ease,border-color .25s ease;
}
.calc-method-panel.is-open{
  max-height:420px;opacity:1;
  margin-top:1.25rem;margin-bottom:.25rem;padding:1.25rem;
  border-color:var(--border2);
}
.calc-method-panel.is-open:has(.calc-method-tip){max-height:520px}
.calc-method-fields{
  display:grid;grid-template-columns:repeat(2,1fr);gap:1rem;
}
.calc-method-field{margin-bottom:0}
.calc-method-info{
  font-size:.88rem;color:var(--text2);line-height:1.6;margin-bottom:1rem;
}
.calc-method-info strong{
  display:block;margin-bottom:.35rem;color:var(--accent);
  font-family:var(--font-mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;
}
.calc-field-hint{font-size:.8rem;color:var(--text3);margin:.45rem 0 0;line-height:1.5}
.calc-method-tip{
  margin:1rem 0 0;padding:.85rem 1rem;border-radius:var(--r2);
  background:rgba(94,246,200,0.06);border:1px solid rgba(94,246,200,0.15);
  font-size:.82rem;color:var(--text2);line-height:1.55;
}
.calc-method-tip strong{color:var(--text)}
@media(max-width:640px){
  .calc-method-fields{grid-template-columns:1fr}
  .calc-method-panel.is-open{max-height:560px}
  .calc-method-panel.is-open:has(.calc-method-tip){max-height:640px}
}
.result-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.res-box{text-align:center;padding:1rem;background:var(--bg3);border-radius:var(--r2)}
.res-val{font-family:var(--font-head);font-size:1.8rem;font-weight:700;color:var(--accent)}
.res-unit{font-family:var(--font-mono);font-size:.7rem;color:var(--text3);margin-top:.1rem}

/* ── CONTENT PAGES ── */
.content-hero{
  padding:clamp(2.5rem,6vw,5rem) 0 clamp(2rem,4vw,3rem);
  border-bottom:1px solid var(--border);
  position:relative;overflow:hidden;
}
.content-hero::before{
  content:'';position:absolute;inset:0;
  background:radial-gradient(ellipse 80% 100% at 100% 50%, rgba(94,246,200,0.04) 0%, transparent 70%);
}
.content-hero .eyebrow{
  font-family:var(--font-mono);font-size:.72rem;letter-spacing:.12em;
  color:var(--accent);text-transform:uppercase;margin-bottom:.7rem;
  display:flex;align-items:center;gap:.6rem;
}
.content-hero .eyebrow::before{content:'';width:20px;height:1px;background:var(--accent)}
.content-hero h1{margin-bottom:.8rem}
.content-hero p{color:var(--text2);font-size:1.05rem;max-width:700px}
.content-body{padding:clamp(2rem,5vw,4rem) 0}

/* ── TOC ── */
.toc-wrap{
  background:var(--bg3);border:1px solid var(--border);border-radius:var(--r);
  padding:1.5rem;margin-bottom:2.5rem;
}
.toc-title{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.1em;color:var(--accent);text-transform:uppercase;margin-bottom:1rem}
.toc-list{list-style:none;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:.2rem}
.toc-list a{display:block;padding:.3rem .5rem;border-radius:4px;font-size:.87rem;color:var(--text2)}
.toc-list a:hover{color:var(--accent);background:rgba(94,246,200,0.05)}

/* ── CONTENT SECTIONS ── */
.content-section{margin-bottom:3rem;scroll-margin-top:80px}
.content-section h2{margin-bottom:1.2rem;padding-bottom:.6rem;border-bottom:1px solid var(--border)}
.content-section h3{margin:1.8rem 0 .8rem;color:var(--accent2)}
.content-section h4{margin:1.5rem 0 .6rem;color:var(--text);font-size:1rem;text-transform:uppercase;letter-spacing:.05em;font-family:var(--font-mono)}

/* ── CALLOUT ── */
.callout{
  border-left:3px solid var(--accent);background:rgba(94,246,200,0.05);
  padding:1rem 1.2rem;border-radius:0 var(--r2) var(--r2) 0;margin:1.5rem 0;
  font-size:.93rem;color:var(--text2);
}
.callout.warning{border-color:var(--accent2);background:rgba(240,160,90,0.05)}
.callout.danger{border-color:var(--danger);background:rgba(255,107,107,0.05)}
.callout strong{display:block;margin-bottom:.3rem;color:var(--accent);font-family:var(--font-mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase}
.callout.warning strong{color:var(--accent2)}
.callout.danger strong{color:var(--danger)}

.stack-blend-callout{margin-bottom:2rem;padding:1.25rem 1.35rem 1.35rem}
.stack-blend-intro{margin:.35rem 0 1.1rem;font-size:.9rem;color:var(--text2);line-height:1.55}
.stack-blend-row{
  display:flex;gap:1rem;align-items:stretch;
}
.stack-blend-col{
  flex:1;min-width:0;padding:1rem 1.05rem;
  background:var(--bg3);border:1px solid var(--border);border-radius:var(--r2);
}
.stack-blend-col .proto-tag{display:inline-block;margin-bottom:.65rem}
.stack-blend-text{margin:0;font-size:.88rem;color:var(--text2);line-height:1.6}
@media(max-width:720px){
  .stack-blend-row{flex-direction:column}
}

/* ── STEPS ── */
.steps{list-style:none;padding:0}
.steps li{
  display:flex;gap:1.2rem;padding:1rem 0;
  border-bottom:1px solid var(--border);
}
.steps li:last-child{border-bottom:none}
.step-num{
  flex-shrink:0;width:32px;height:32px;border-radius:50%;
  background:rgba(94,246,200,0.1);border:1px solid var(--border2);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-mono);font-size:.8rem;color:var(--accent);margin-top:.1rem;
}
.step-content h4{margin:0 0 .3rem;font-size:.95rem;font-family:var(--font-body);font-weight:700;color:var(--head)}
.step-content p{font-size:.9rem;color:var(--text2);margin:0}

/* ── FAQ ── */
.faq-group{margin-bottom:2.5rem}
.faq-group-title{
  font-family:var(--font-mono);font-size:.72rem;letter-spacing:.1em;
  color:var(--accent);text-transform:uppercase;margin-bottom:1rem;
  padding-bottom:.5rem;border-bottom:1px solid var(--border2);
}
.faq-item{
  border:1px solid var(--border);border-radius:var(--r2);margin-bottom:.6rem;
  overflow:hidden;transition:border-color .2s;
}
.faq-item:hover{border-color:var(--border2)}
.faq-q{
  padding:1rem 1.2rem;cursor:pointer;display:flex;justify-content:space-between;align-items:center;
  font-weight:700;color:var(--head);font-size:.95rem;
  user-select:none;background:var(--bg3);
}
.faq-q svg{flex-shrink:0;transition:transform .25s;color:var(--accent)}
.faq-item.open .faq-q svg{transform:rotate(45deg)}
.faq-a{
  padding:0 1.2rem;max-height:0;overflow:hidden;
  transition:max-height .3s ease,padding .3s;
  font-size:.93rem;color:var(--text2);background:var(--card);
}
.faq-item.open .faq-a{padding:1rem 1.2rem;max-height:800px}

/* ── PROTOCOL CARDS ── */
.proto-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.2rem}
.proto-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--r);
  padding:1.5rem;transition:all .22s;cursor:pointer;position:relative;
}
.proto-card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,var(--accent),var(--accent3));
  transform:scaleX(0);transform-origin:left;transition:transform .25s;
}
.proto-card:hover{border-color:var(--border2);transform:translateY(-2px)}
.proto-card:hover::before{transform:scaleX(1)}
.proto-tag{
  display:inline-block;font-size:.7rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  background:rgba(94,246,200,0.1);color:var(--accent);
  padding:.2rem .6rem;border-radius:50px;margin-bottom:.7rem;
}
.proto-tag.blend{background:rgba(167,139,250,0.1);color:var(--accent3)}
.proto-tag.stack{background:rgba(240,160,90,0.1);color:var(--accent2)}
.proto-card h3{font-size:1.1rem;margin-bottom:.5rem}
.proto-card p{font-size:.87rem;color:var(--text2);margin:0}
.proto-card .arrow{
  position:absolute;right:1.2rem;top:1.2rem;color:var(--text3);
  transition:all .2s;
}
.proto-card:hover .arrow{color:var(--accent);transform:translateX(3px)}
.proto-card.coming-soon{cursor:default}
.proto-card.coming-soon:hover{border-color:var(--border);transform:none}
.proto-card.coming-soon:hover::before{transform:scaleX(0)}
.proto-soon{
  position:absolute;right:1.2rem;top:1.2rem;
  font-family:var(--font-mono);font-size:.65rem;letter-spacing:.08em;
  text-transform:uppercase;color:var(--text3);opacity:.75;
}

/* ── SYRINGE VISUAL ── */
.syringe-demo{
  background:var(--bg4);border:1px solid var(--border);border-radius:var(--r);
  padding:2rem;margin:2rem 0;
}
.syringe-wrap{display:flex;align-items:center;gap:2rem;margin-bottom:1.5rem}
.syringe-svg{flex:1}
.syringe-info{flex:1}
.syringe-table-wrap{overflow-x:auto}

/* ── FOOTER ── */
footer{
  background:var(--bg2);border-top:1px solid var(--border);
  padding:clamp(3rem,6vw,5rem) 0 2rem;
  margin-top:auto;
}
.footer-grid{
  display:grid;
  grid-template-columns:2fr 1fr 1fr 1fr 1.5fr;
  gap:3rem;margin-bottom:3rem;
}
.footer-brand .logo{
  font-family:var(--font-head);font-size:1.4rem;font-weight:700;
  color:var(--head);margin-bottom:.8rem;display:flex;align-items:center;gap:.4rem;
}
.footer-brand .logo span{color:var(--accent)}
.footer-brand p{font-size:.88rem;color:var(--text3);max-width:280px}
.footer-col h4{
  font-family:var(--font-mono);font-size:.7rem;letter-spacing:.1em;
  text-transform:uppercase;color:var(--text2);margin-bottom:1rem;
}
.footer-col ul{list-style:none;padding:0}
.footer-col li{margin-bottom:.4rem}
.footer-col a{font-size:.87rem;color:var(--text3);transition:color .2s}
.footer-col a:hover{color:var(--accent)}
.footer-newsletter p{font-size:.87rem;color:var(--text3);margin-bottom:.8rem}
.newsletter-form{display:flex;gap:.5rem}
.newsletter-form input{
  flex:1;background:var(--bg4);border:1px solid var(--border);color:var(--text);
  padding:.6rem .9rem;border-radius:var(--r2);font-size:.87rem;outline:none;
}
.newsletter-form input:focus{border-color:var(--accent)}
.newsletter-form button{
  background:var(--accent);color:var(--bg);border:none;
  padding:.6rem 1rem;border-radius:var(--r2);font-weight:700;font-size:.82rem;
  cursor:pointer;transition:background .2s;white-space:nowrap;
}
.newsletter-form button:hover{background:var(--accent2)}
.footer-bottom{
  border-top:1px solid var(--border);padding-top:1.5rem;
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem;
}
.footer-bottom p{font-size:.82rem;color:var(--text3)}
.footer-legal{display:flex;gap:1.5rem;flex-wrap:wrap}
.footer-legal a{font-size:.8rem;color:var(--text3);transition:color .2s}
.footer-legal a:hover{color:var(--accent)}
.disclaimer-banner{
  background:rgba(240,160,90,0.06);border:1px solid rgba(240,160,90,0.15);
  border-radius:var(--r2);padding:.8rem 1.2rem;margin-bottom:2rem;
  font-size:.82rem;color:var(--text3);text-align:center;
}
.disclaimer-banner strong{color:var(--accent2)}

/* ── BLOG ── */
.blog-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--r);
  padding:1.8rem;transition:all .22s;display:flex;gap:1.5rem;
}
.blog-card:hover{border-color:var(--border2);transform:translateX(4px)}
.blog-meta{font-family:var(--font-mono);font-size:.72rem;color:var(--text3);margin-bottom:.5rem;letter-spacing:.05em}
.blog-card h3{font-size:1.2rem;margin-bottom:.6rem}
.blog-card p{font-size:.9rem;color:var(--text2)}
.blog-tag{
  display:inline-block;font-size:.68rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;
  background:rgba(94,246,200,0.08);color:var(--accent);padding:.15rem .5rem;border-radius:50px;
}

/* ── GLOSSARY ── */
.glossary-alpha{display:flex;flex-wrap:wrap;gap:.4rem;margin-bottom:2rem}
.alpha-btn{
  background:var(--bg3);border:1px solid var(--border);border-radius:var(--r2);
  padding:.3rem .65rem;font-family:var(--font-mono);font-size:.82rem;
  color:var(--text2);cursor:pointer;transition:all .18s;
}
.alpha-btn:hover,.alpha-btn.active{background:var(--accent);color:var(--bg);border-color:var(--accent)}
.gloss-group{margin-bottom:2.5rem}
.gloss-letter{
  font-family:var(--font-head);font-size:2.5rem;font-weight:700;color:var(--border2);
  border-bottom:1px solid var(--border);padding-bottom:.3rem;margin-bottom:1rem;
}
.gloss-item{padding:.9rem 0;border-bottom:1px solid var(--border)}
.gloss-item:last-child{border:none}
.gloss-term{font-weight:700;color:var(--head);margin-bottom:.2rem;font-family:var(--font-head);font-size:1.1rem}
.gloss-def{font-size:.92rem;color:var(--text2)}

/* ── ABOUT ── */
.about-card{
  background:var(--bg3);border:1px solid var(--border);border-radius:var(--r);
  padding:2rem;margin-bottom:1.5rem;
}

/* ── CONTACT ── */
.contact-form{max-width:560px}
.contact-form .form-group{margin-bottom:1.2rem}
.contact-form textarea{
  width:100%;background:var(--bg4);border:1px solid var(--border);
  color:var(--text);padding:.7rem 1rem;border-radius:var(--r2);
  font-family:var(--font-body);font-size:.95rem;resize:vertical;
  min-height:140px;outline:none;transition:border-color .2s;
}
.contact-form textarea:focus{border-color:var(--accent)}

/* ── POLICY ── */
.policy-body{max-width:780px}
.policy-body h2{font-size:1.4rem;margin:2rem 0 .8rem;color:var(--head)}
.policy-body h3{font-size:1.1rem;margin:1.5rem 0 .5rem;color:var(--text)}
.policy-body p,.policy-body li{color:var(--text2);font-size:.93rem}

/* ── MOBILE MENU ── */
.menu-toggle{
  display:none;background:none;border:none;color:var(--text);cursor:pointer;padding:.3rem;
}
.mobile-nav{
  display:none;position:fixed;inset:0;z-index:999;background:var(--bg);
  padding:var(--nav-h) 1.5rem 2rem;overflow-y:auto;
}
.mobile-nav.open{display:block;animation:fadeIn .2s ease}
.mobile-nav-links{display:flex;flex-direction:column;gap:.25rem;padding-top:1.5rem}
.mobile-section{margin-bottom:1rem}
.mobile-section-title{
  font-family:var(--font-mono);font-size:.7rem;letter-spacing:.1em;color:var(--accent);
  text-transform:uppercase;padding:.5rem 0;
}
.mobile-link{
  display:block;padding:.7rem .5rem;font-size:.95rem;color:var(--text2);border-radius:var(--r2);
  cursor:pointer;transition:all .18s;
}
.mobile-link:hover{color:var(--accent);background:rgba(94,246,200,0.05)}

/* ── BREADCRUMB ── */
.breadcrumb{
  display:flex;align-items:center;gap:.5rem;
  font-size:.8rem;color:var(--text3);margin-bottom:1.5rem;font-family:var(--font-mono);
}
.breadcrumb a{color:var(--text3)}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb span{color:var(--text3)}

/* ── STORAGE GUIDE SPECIFIC ── */
.storage-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem;margin:1.5rem 0}
.storage-box{
  background:var(--bg3);border:1px solid var(--border);border-radius:var(--r);padding:1.5rem;
}
.storage-box h4{font-family:var(--font-body);font-weight:700;color:var(--head);font-size:1rem;margin-bottom:1rem}
.storage-box ul{list-style:none;padding:0}
.storage-box li{padding:.5rem 0;border-bottom:1px solid var(--border);font-size:.9rem;color:var(--text2);display:flex;gap:.6rem}
.storage-box li::before{content:'→';color:var(--accent);flex-shrink:0}

/* ── RESPONSIVE ── */
@media(max-width:900px){
  .hero-grid{grid-template-columns:1fr}
  .hero-visual{display:none}
  .why-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:2rem}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .result-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .nav-links{display:none}
  .menu-toggle{display:flex}
  .grid-3,.grid-2,.storage-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .calc-grid{grid-template-columns:1fr}
  .result-grid{grid-template-columns:1fr}
  .calc-result-footer{flex-direction:column;align-items:flex-start}
  .hero-card:nth-child(3){flex-direction:column}
  table{font-size:.8rem}
  table th,table td{padding:.5rem .6rem}
}
@media(max-width:480px){
  .footer-bottom{flex-direction:column;text-align:center}
  .footer-legal{justify-content:center}
}

/* ── PRINT ── */
@media print{nav,footer{display:none}}