/* ============================================================
   Диабет·Справочник — общие стили
   ============================================================ */
:root{
  --bg:#FFFFFF;
  --paper:#F6F9F8;
  --tint:#E8F2F9;
  --ink:#14201D;
  --ink-soft:#2C3B37;
  --muted:#5F6E69;
  --accent:#1F6FA8;
  --accent-deep:#155580;
  --amber:#B5761F;
  --line:rgba(20,32,29,.13);
  --line-soft:rgba(20,32,29,.07);
  --shadow:0 18px 50px -32px rgba(20,32,29,.5);
  --r:14px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:88px}
body{
  font-family:'Manrope',system-ui,-apple-system,sans-serif;
  background:var(--bg);color:var(--ink);line-height:1.7;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
h1,h2,h3,h4{font-family:'Lora',Georgia,'Times New Roman',serif;font-weight:600;line-height:1.25;color:var(--ink)}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
img,svg{display:block;max-width:100%}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:6px}

.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
.col{max-width:768px}
.eyebrow{font-size:.74rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);display:inline-block;margin-bottom:.6rem}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
  font-family:inherit;font-weight:700;font-size:1rem;padding:.9rem 1.7rem;
  border-radius:10px;border:0;cursor:pointer;transition:background .2s,transform .2s,border-color .2s;
}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-deep);text-decoration:none;transform:translateY(-1px)}
.btn-outline{background:transparent;color:var(--accent);border:1.5px solid var(--accent)}
.btn-outline:hover{background:var(--tint);text-decoration:none}

/* ---------- Header ---------- */
header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:70px;gap:18px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink)}
.brand:hover{text-decoration:none}
.brand .mark{width:38px;height:38px;flex:none}
.brand b{font-family:'Lora',serif;font-size:1.16rem;display:block;line-height:1.15}
.brand span span{font-size:.68rem;color:var(--muted);font-weight:700;letter-spacing:.08em;text-transform:uppercase}
.nav-links{display:flex;gap:24px;font-weight:600;font-size:.93rem}
.nav-links a{color:var(--ink-soft)}
.nav-links a:hover{color:var(--accent);text-decoration:none}
.nav-cta{display:flex;align-items:center;gap:14px}
.nav-phone{font-weight:800;font-size:1.02rem;color:var(--ink)}
.nav-phone:hover{color:var(--accent);text-decoration:none}
.burger{display:none;background:none;border:0;cursor:pointer;padding:6px}
.burger span{display:block;width:24px;height:2px;background:var(--ink);margin:5px 0;border-radius:2px}

/* ---------- Article head ---------- */
.artichead{padding:56px 0 40px;border-bottom:1px solid var(--line-soft)}
.artichead h1{font-size:clamp(2rem,4.4vw,3.1rem);margin-bottom:1rem;font-weight:600}
.artichead .standfirst{font-size:1.14rem;color:var(--ink-soft);max-width:66ch;font-weight:500}
.meta{display:flex;flex-wrap:wrap;gap:8px 22px;margin-top:1.6rem;font-size:.86rem;color:var(--muted);font-weight:600}
.meta span{display:inline-flex;align-items:center;gap:7px}
.meta svg{width:16px;height:16px;stroke:var(--muted);fill:none;stroke-width:1.8;flex:none}

/* ---------- Blocks ---------- */
section{padding:54px 0}
section.tinted{background:var(--paper)}
.sec-head{margin-bottom:32px}
.sec-head h2{font-size:clamp(1.55rem,3vw,2.1rem);margin-bottom:.6rem}
.sec-head p{color:var(--muted);font-weight:500;max-width:70ch}
.prose p{margin-bottom:1.1rem;color:var(--ink-soft)}
.prose h3{font-size:1.3rem;margin:2rem 0 .7rem}
.prose ul,.prose ol{margin:0 0 1.1rem 1.3rem;color:var(--ink-soft)}
.prose li{margin-bottom:.5rem}
.prose strong{color:var(--ink);font-weight:700}

/* Disclaimer / callouts */
.note{
  border-left:4px solid var(--accent);background:var(--tint);
  border-radius:0 10px 10px 0;padding:20px 24px;margin:28px 0;
}
.note.warn{border-left-color:var(--amber);background:#FCF4E7}
.note b{display:block;margin-bottom:.3rem;font-weight:800}
.note p{margin:0;color:var(--ink-soft);font-size:.97rem}

/* TOC */
.toc{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:26px 28px}
.toc h2{font-size:1.15rem;margin-bottom:14px}
.toc ol{margin:0;padding-left:1.2rem;columns:2;column-gap:36px}
.toc li{margin-bottom:.45rem;font-weight:600;font-size:.95rem;break-inside:avoid}

/* Condition cards */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.tile{background:var(--bg);border:1px solid var(--line);border-radius:var(--r);padding:26px 24px}
.tinted .tile{background:var(--bg)}
.tile .ic{width:46px;height:46px;border-radius:11px;background:var(--tint);display:grid;place-items:center;margin-bottom:14px}
.tile .ic svg{width:24px;height:24px;stroke:var(--accent);fill:none;stroke-width:1.7}
.tile h3{font-size:1.18rem;margin-bottom:.5rem}
.tile p{color:var(--muted);font-size:.95rem;font-weight:500}
.tile .tags{margin-top:12px;display:flex;flex-wrap:wrap;gap:6px}
.tag{font-size:.76rem;font-weight:700;background:var(--tint);color:var(--accent-deep);padding:.28rem .6rem;border-radius:6px}

/* Method blocks */
.method{border:1px solid var(--line);border-radius:var(--r);padding:28px;margin-bottom:18px;background:var(--bg)}
.method-top{display:flex;align-items:flex-start;gap:16px;margin-bottom:14px}
.method-top .n{
  font-family:'Lora',serif;font-size:1.5rem;font-weight:600;color:var(--accent);
  width:46px;height:46px;border-radius:50%;background:var(--tint);
  display:grid;place-items:center;flex:none;line-height:1;
}
.method-top h3{font-size:1.32rem;margin-bottom:.2rem}
.method-top .sub{font-size:.86rem;color:var(--muted);font-weight:700;text-transform:uppercase;letter-spacing:.05em}
.method p{color:var(--ink-soft);margin-bottom:.9rem}
.facts{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:16px}
.fact{background:var(--paper);border-radius:10px;padding:14px 16px}
.fact small{display:block;font-size:.72rem;font-weight:800;letter-spacing:.07em;text-transform:uppercase;color:var(--muted);margin-bottom:3px}
.fact b{font-size:1rem;font-weight:700;color:var(--ink)}

/* Table */
.table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r)}
table{border-collapse:collapse;width:100%;min-width:640px;font-size:.95rem;background:var(--bg)}
th,td{text-align:left;padding:14px 18px;border-bottom:1px solid var(--line-soft);vertical-align:top}
th{background:var(--paper);font-weight:800;font-size:.82rem;letter-spacing:.05em;text-transform:uppercase;color:var(--muted)}
tbody tr:last-child td{border-bottom:0}
td b{font-weight:700}
td .hint{display:block;color:var(--muted);font-size:.85rem;font-weight:500;margin-top:3px}

/* FAQ */
.faq-list{display:grid;gap:10px}
.faq-item{background:var(--bg);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.faq-item summary{list-style:none;cursor:pointer;padding:18px 22px;font-weight:700;font-size:1.02rem;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item .plus{width:22px;height:22px;flex:none;position:relative}
.faq-item .plus::before,.faq-item .plus::after{content:"";position:absolute;background:var(--accent);border-radius:2px}
.faq-item .plus::before{top:10px;left:2px;right:2px;height:2px}
.faq-item .plus::after{left:10px;top:2px;bottom:2px;width:2px;transition:opacity .22s}
.faq-item[open] .plus::after{opacity:0}
.faq-item .ans{padding:0 22px 20px;color:var(--ink-soft);font-size:.97rem}

/* Form */
.form-wrap{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
form.ask{background:var(--bg);border:1px solid var(--line);border-radius:var(--r);padding:30px}
.field{margin-bottom:16px}
.field label{display:block;font-weight:700;font-size:.88rem;margin-bottom:6px}
.field input,.field textarea{
  width:100%;font-family:inherit;font-size:1rem;color:var(--ink);
  padding:.8rem 1rem;border:1.5px solid var(--line);border-radius:10px;background:var(--bg);
  transition:border-color .2s;
}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--accent)}
.field textarea{min-height:110px;resize:vertical}
.consent{display:flex;gap:11px;align-items:flex-start;font-size:.85rem;color:var(--muted);margin:18px 0}
.consent input{width:18px;height:18px;flex:none;margin-top:2px;accent-color:var(--accent)}
.form-msg{display:none;margin-top:14px;padding:14px 16px;border-radius:10px;font-size:.93rem;font-weight:600}
.form-msg.ok{display:block;background:var(--tint);color:var(--accent-deep)}
.form-msg.err{display:block;background:#FCEDEA;color:#A33A24}

/* Contacts */
.info-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:28px;display:grid;gap:18px}
.info-row{display:flex;gap:14px;align-items:flex-start}
.info-row .ic{width:44px;height:44px;border-radius:11px;background:var(--tint);display:grid;place-items:center;flex:none}
.info-row .ic svg{width:21px;height:21px;stroke:var(--accent);fill:none;stroke-width:1.8}
.info-row small{display:block;font-size:.72rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin-bottom:2px}
.info-row b{font-weight:700;font-size:1.02rem}

/* Footer */
footer{background:#101B18;color:rgba(255,255,255,.7);padding:52px 0 26px;font-size:.9rem;margin-top:20px}
footer a{color:rgba(255,255,255,.82)}
footer a:hover{color:#fff}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1.2fr 1.2fr;gap:30px;margin-bottom:32px}
footer .brand b{color:#fff}
footer .brand span span{color:rgba(255,255,255,.5)}
footer h4{color:#fff;font-family:'Manrope',sans-serif;font-size:.78rem;letter-spacing:.13em;text-transform:uppercase;margin-bottom:12px;font-weight:800}
footer .req{line-height:1.95}
.foot-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:.8rem;color:rgba(255,255,255,.45)}

/* Cookie bar */
.cookie{
  position:fixed;left:16px;right:16px;bottom:16px;z-index:150;max-width:600px;margin:0 auto;
  background:#101B18;color:rgba(255,255,255,.88);border-radius:12px;padding:16px 20px;
  box-shadow:var(--shadow);display:none;gap:16px;align-items:center;flex-wrap:wrap;justify-content:space-between;
}
.cookie.show{display:flex}
.cookie p{font-size:.85rem;flex:1;min-width:210px;margin:0}
.cookie a{color:#E8F2F9;text-decoration:underline}
.cookie button{background:var(--accent);color:#fff;border:0;padding:.55rem 1.3rem;border-radius:8px;font-weight:700;cursor:pointer;font-family:inherit;white-space:nowrap}
.cookie button:hover{background:var(--accent-deep)}

/* Legal pages */
.legal{padding:48px 0 20px}
.legal h1{font-size:clamp(1.7rem,3.4vw,2.4rem);margin-bottom:.5rem}
.legal .rev{color:var(--muted);font-size:.88rem;font-weight:600;margin-bottom:28px}
.legal h2{font-size:1.18rem;margin:28px 0 .6rem}
.legal p,.legal li{color:var(--ink-soft);font-size:.97rem}
.legal p{margin-bottom:.8rem}
.legal ul,.legal ol{margin:0 0 1rem 1.3rem}
.legal li{margin-bottom:.4rem}
.backlink{display:inline-flex;align-items:center;gap:7px;font-weight:700;font-size:.92rem;margin-bottom:26px}

/* Reveal */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

@media(max-width:900px){
  .grid-3,.grid-2,.facts,.form-wrap,.foot-grid{grid-template-columns:1fr}
  .toc ol{columns:1}
  .nav-links,.nav-phone{display:none}
  .burger{display:block}
  .nav-links.open{display:flex;position:absolute;top:70px;left:0;right:0;flex-direction:column;background:var(--bg);padding:16px 24px;border-bottom:1px solid var(--line);gap:16px}
}
@media(max-width:560px){
  section{padding:40px 0}
  .method{padding:22px 20px}
  form.ask{padding:22px 20px}
}
@media(prefers-reduced-motion:reduce){
  *{scroll-behavior:auto!important}
  .reveal{transition:none;opacity:1;transform:none}
}