/* DERZAIN · блог: читабельная типографика на токенах бренда */
:root{
  --or:#FF6B1A;--or-h:#E85A0D;--or-soft:#FFE3D0;--ink:#181210;--ink-soft:#2A211C;
  --cream:#FFF6EE;--honey:#FFD23F;--ink60:#6E625A;--cream60:#C9BEB5;--line:#E8D9CC;
  --fd:'Unbounded',sans-serif;--ft:'Onest',sans-serif;--ease:cubic-bezier(.2,.8,.2,1);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--cream);color:var(--ink);font-family:var(--ft);font-size:17px;line-height:1.7}

/* шапка */
.nav{position:sticky;top:0;z-index:50;display:flex;align-items:center;gap:26px;padding:14px 4vw;background:rgba(255,246,238,.88);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-logo img{height:22px;display:block}
.nav a{font-size:14px;font-weight:600;color:var(--ink);text-decoration:none}
.nav a:hover{color:var(--or)}
.nav .sp{flex:1}
.nav-links{display:flex;gap:20px;margin-left:auto}
.nav-links a{font-size:14px;font-weight:600}
.nav .cta{background:var(--or);padding:9px 18px;border-radius:10px;white-space:nowrap}
.nav .cta:hover{background:var(--or-h);color:var(--cream)}
.burger{display:none;flex-direction:column;justify-content:center;gap:5px;width:42px;height:42px;background:transparent;border:none;cursor:pointer;padding:9px;flex-shrink:0}
.burger span{display:block;height:2.5px;background:var(--ink);border-radius:2px;transition:transform .3s var(--ease),opacity .2s}
.burger.open span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}
.m-menu{position:fixed;top:0;left:0;right:0;z-index:49;background:var(--cream);padding:78px 24px 26px;display:flex;flex-direction:column;gap:4px;box-shadow:0 24px 48px rgba(24,18,16,.18);transform:translateY(-110%);transition:transform .4s var(--ease)}
.m-menu.open{transform:none}
.m-menu a{font-family:var(--fd);font-weight:700;font-size:19px;color:var(--ink);text-decoration:none;padding:12px 0;border-bottom:1px solid var(--line)}
.m-menu .m-tel{color:var(--or-h);font-family:var(--ft);font-weight:600;font-size:16px}
.m-menu .cta-m{margin-top:16px;background:var(--or);border-bottom:none;border-radius:12px;text-align:center;font-family:var(--ft);font-size:16px;padding:14px}
@media(min-width:701px){.m-menu{display:none}}
@media(max-width:700px){
  .nav{gap:12px}
  .nav-links{display:none}
  .nav a:not(.cta):not(.nav-logo){display:none}
  .nav .cta{padding:8px 14px;font-size:13px;margin-left:auto}
  .burger{display:flex}
}

.wrap{max-width:1060px;margin:0 auto;padding:0 24px}

/* ===== список статей ===== */
.blog-head{padding:64px 0 40px}
.blog-head h1{font-family:var(--fd);font-weight:900;font-size:clamp(30px,5vw,52px);line-height:1.05}
.blog-head p{color:var(--ink60);margin-top:12px;max-width:560px}
.post-list{display:grid;gap:22px;padding-bottom:96px;grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.post-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:12px;padding:28px;text-decoration:none;color:var(--ink);transition:transform .3s var(--ease),box-shadow .3s}
.post-card:hover{transform:translateY(-5px) rotate(-.4deg);box-shadow:0 18px 44px rgba(24,18,16,.18)}
.post-meta{display:flex;gap:12px;align-items:center;font-size:12.5px;color:var(--ink60);margin-bottom:14px;flex-wrap:wrap}
.post-tag{background:var(--honey);padding:3px 10px;border-radius:999px;font-weight:600;color:var(--ink)}
.post-card h2{font-family:var(--fd);font-weight:700;font-size:19px;line-height:1.3;margin-bottom:10px}
.post-card p{font-size:14.5px;color:var(--ink60);flex:1}
.post-more{margin-top:16px;font-weight:600;color:var(--or)}

/* ===== статья ===== */
.art{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:56px;padding:56px 0 80px}
.art article{min-width:0}
@media(max-width:960px){.art{grid-template-columns:minmax(0,1fr)}}
.crumbs{font-size:13px;color:var(--ink60);margin-bottom:22px}
.crumbs a{color:var(--ink60)}
.crumbs a:hover{color:var(--or)}
article h1{font-family:var(--fd);font-weight:900;font-size:clamp(26px,3.8vw,42px);line-height:1.12;margin-bottom:16px}
.art-meta{display:flex;gap:16px;align-items:center;font-size:13.5px;color:var(--ink60);margin-bottom:34px;flex-wrap:wrap}
.art-meta b{color:var(--ink)}
.rt{background:var(--honey);color:var(--ink);padding:3px 12px;border-radius:999px;font-weight:600}

article h2{font-family:var(--fd);font-weight:700;font-size:clamp(19px,2.2vw,25px);line-height:1.25;margin:44px 0 16px;scroll-margin-top:90px}
article h3{font-weight:600;font-size:18px;margin:28px 0 10px}
article p{margin-bottom:16px;max-width:68ch}
article ul,article ol{margin:0 0 16px 22px;max-width:66ch}
article li{margin-bottom:8px}
article strong{font-weight:600}
article a{color:var(--or-h)}
article blockquote{border-left:4px solid var(--or);padding:14px 20px;background:#fff;border-radius:0 10px 10px 0;margin:22px 0;font-size:16.5px;max-width:62ch}
article blockquote p{margin:0}
article table{border-collapse:collapse;margin:22px 0;width:100%;font-size:14.5px;background:#fff;border-radius:10px;overflow:hidden}
@media(max-width:700px){
  article table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch;white-space:normal}
  article table th,article table td{min-width:120px}
}
article th{background:var(--ink);color:var(--cream);text-align:left;padding:11px 14px;font-weight:600}
article td{padding:11px 14px;border-top:1px solid var(--line);vertical-align:top}
article tr:nth-child(even) td{background:#FFFBF6}

.callout{background:var(--or-soft);border-radius:12px;padding:20px 24px;margin:24px 0;max-width:66ch}
.callout b{display:block;margin-bottom:4px}
.idea{background:var(--ink);color:var(--cream);border-radius:12px;padding:22px 26px;margin:26px 0;max-width:66ch}
.idea .lbl{font-family:var(--fd);font-weight:900;color:var(--or);font-size:12px;letter-spacing:.2em;text-transform:uppercase;display:block;margin-bottom:8px}
.idea p{margin:0;color:var(--cream)}

/* оглавление */
.toc{position:sticky;top:86px;align-self:start;background:#fff;border:1px solid var(--line);border-radius:12px;padding:22px}
.toc .t{font-family:var(--fd);font-weight:700;font-size:13px;letter-spacing:.12em;text-transform:uppercase;margin-bottom:12px}
.toc ol{list-style:none;display:flex;flex-direction:column;gap:8px}
.toc a{font-size:13.5px;color:var(--ink60);text-decoration:none;line-height:1.4;display:block;border-left:2px solid transparent;padding-left:10px}
.toc a:hover{color:var(--or)}
.toc a.on{color:var(--ink);font-weight:600;border-left-color:var(--or)}
@media(max-width:960px){.art > .toc{display:none}} /* на мобилке JS переносит TOC в аккордеон после меты */
.toc-fold{margin:0 0 28px;border:1px solid var(--line);border-radius:12px;background:#fff;overflow:hidden}
.toc-fold summary{font-family:var(--fd);font-weight:700;font-size:13px;letter-spacing:.12em;text-transform:uppercase;padding:15px 18px;cursor:pointer;list-style:none;position:relative}
.toc-fold summary::-webkit-details-marker{display:none}
.toc-fold summary::after{content:"+";position:absolute;right:16px;top:50%;transform:translateY(-50%);font-size:20px;color:var(--or);transition:transform .25s var(--ease)}
.toc-fold[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.toc-fold .toc{display:block;position:static;border:none;box-shadow:none;padding:0 18px 16px;margin:0}

/* CTA внутри статьи */
.art-cta{background:var(--ink);color:var(--cream);border-radius:14px;padding:30px;margin:40px 0 0;text-align:center}
.art-cta h2{margin:0 0 8px;color:var(--cream)}
.art-cta p{color:var(--cream60);max-width:none;margin-bottom:18px}
.art-cta a{display:inline-block;background:var(--or);color:var(--ink);font-weight:600;padding:14px 28px;border-radius:12px;text-decoration:none;transition:transform .15s var(--ease)}
.art-cta a:hover{transform:rotate(-1deg) scale(1.03)}

/* соседние статьи */
.art-nav{display:flex;gap:14px;justify-content:space-between;margin-top:26px;flex-wrap:wrap}
.art-nav a{font-size:14px;font-weight:600;color:var(--or-h);text-decoration:none;max-width:46%}
.art-nav a:hover{text-decoration:underline}

footer{background:var(--ink);color:var(--cream60);padding:38px 0;font-size:13px}
footer .wrap{display:flex;gap:24px;justify-content:space-between;flex-wrap:wrap;align-items:center}
footer img{height:20px}
footer a{color:var(--cream60)}