/* ============================================================
   margent.ru — публичная тема
   Тёмный glassmorphism, акцент через --accent
   ============================================================ */

:root{
  --accent:#22d3ee;
  --bg:#070a0f;
  --bg-2:#0b1018;
  --panel:rgba(255,255,255,.035);
  --panel-brd:rgba(255,255,255,.08);
  --txt:#e8edf4;
  --txt-dim:#9aa7b8;
  --txt-mute:#5e6b7d;
  --radius:18px;
  --maxw:1080px;
  --ff-display:"Unbounded",sans-serif;
  --ff-body:"Manrope",sans-serif;
  --ff-mono:"JetBrains Mono",ui-monospace,monospace;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--ff-body);
  background:var(--bg);
  color:var(--txt);
  line-height:1.65;
  min-height:100vh;
  overflow-x:hidden;
  position:relative;
  -webkit-font-smoothing:antialiased;
}

/* фоновый градиент + сетка */
body::before{
  content:"";position:fixed;inset:0;z-index:-3;
  background:
    radial-gradient(1100px 600px at 78% -8%, color-mix(in srgb,var(--accent) 16%, transparent), transparent 60%),
    radial-gradient(900px 600px at 10% 110%, rgba(99,102,241,.10), transparent 60%),
    linear-gradient(180deg,var(--bg),var(--bg-2));
}
#bg-grid{position:fixed;inset:0;z-index:-2;opacity:.5}
.grain{
  position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.035;
  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='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}

a{color:inherit;text-decoration:none}
.muted{color:var(--txt-mute)}

/* ---------- Хедер ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  backdrop-filter:blur(14px);
  background:rgba(7,10,15,.6);
  border-bottom:1px solid var(--panel-brd);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--ff-display);font-weight:800;letter-spacing:.02em}
.brand-mark{
  font-family:var(--ff-mono);font-weight:500;font-size:.85rem;
  color:var(--accent);border:1px solid color-mix(in srgb,var(--accent) 40%,transparent);
  padding:3px 7px;border-radius:8px;
}
.brand-name{font-size:1.1rem}
.nav{display:flex;gap:28px}
.nav a{color:var(--txt-dim);font-weight:500;font-size:.95rem;position:relative;transition:color .2s}
.nav a:hover{color:var(--txt)}
.nav a::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:2px;background:var(--accent);transition:width .25s}
.nav a:hover::after{width:100%}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{width:24px;height:2px;background:var(--txt);border-radius:2px;transition:.25s}

/* ---------- Кнопки ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 24px;border-radius:12px;font-weight:600;font-size:.95rem;
  cursor:pointer;border:1px solid transparent;transition:transform .15s,box-shadow .25s,background .2s;
}
.btn:hover{transform:translateY(-2px)}
.btn-primary{
  background:linear-gradient(135deg,var(--accent),color-mix(in srgb,var(--accent) 55%,#6366f1));
  color:#04070b;box-shadow:0 8px 30px color-mix(in srgb,var(--accent) 30%,transparent);
}
.btn-ghost{border-color:var(--panel-brd);color:var(--txt);background:var(--panel)}
.btn-ghost:hover{border-color:color-mix(in srgb,var(--accent) 50%,transparent)}

/* ---------- Стекло ---------- */
.glass{
  background:var(--panel);
  border:1px solid var(--panel-brd);
  border-radius:var(--radius);
  backdrop-filter:blur(10px);
}
.card{padding:32px}

/* ---------- Hero ---------- */
.site-main{min-height:calc(100vh - 68px - 120px);padding-bottom:90px}
.hero{padding:96px 24px 60px}
.hero-kicker{font-family:var(--ff-mono);color:var(--accent);font-size:.9rem;letter-spacing:.04em;margin-bottom:18px}
.hero-title{
  font-family:var(--ff-display);font-weight:800;line-height:1.05;
  font-size:clamp(2.6rem,7vw,5rem);letter-spacing:-.02em;
  background:linear-gradient(180deg,#fff,#aab6c6);-webkit-background-clip:text;background-clip:text;color:transparent;
  animation:rise .8s cubic-bezier(.2,.7,.2,1) both;
}
.hero-sub{
  max-width:620px;margin-top:22px;font-size:1.18rem;color:var(--txt-dim);
  animation:rise .8s .1s cubic-bezier(.2,.7,.2,1) both;
}
.hero-actions{display:flex;gap:14px;margin-top:38px;flex-wrap:wrap;animation:rise .8s .2s cubic-bezier(.2,.7,.2,1) both}
@keyframes rise{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}

/* ---------- Секции ---------- */
.section-title{
  font-family:var(--ff-display);font-weight:600;font-size:1.5rem;
  display:flex;align-items:center;gap:12px;margin-bottom:26px;
}
.dot{width:9px;height:9px;border-radius:50%;background:var(--accent);box-shadow:0 0 14px var(--accent)}
.section-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px}
.section-head .section-title{margin-bottom:0}
.link-arrow{color:var(--accent);font-weight:600;font-size:.95rem;font-family:var(--ff-mono)}
.about{padding:30px 24px}
.about-card .prose{margin-top:8px}
.latest{padding:50px 24px 10px}

/* ---------- Сетка статей ---------- */
.post-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:22px}
.post-card{overflow:hidden;transition:transform .25s,border-color .25s,box-shadow .25s;display:flex;flex-direction:column}
.post-card:hover{transform:translateY(-5px);border-color:color-mix(in srgb,var(--accent) 45%,transparent);box-shadow:0 20px 50px rgba(0,0,0,.4)}
.post-cover{height:160px;background-size:cover;background-position:center;border-bottom:1px solid var(--panel-brd)}
.post-card-body{padding:22px 22px 26px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-date{font-family:var(--ff-mono);font-size:.78rem;color:var(--txt-mute);letter-spacing:.03em}
.post-card-title{font-family:var(--ff-display);font-weight:600;font-size:1.18rem;line-height:1.3}
.post-card-excerpt{color:var(--txt-dim);font-size:.95rem}

/* теги */
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto}
.tag{font-family:var(--ff-mono);font-size:.72rem;color:var(--accent);
  background:color-mix(in srgb,var(--accent) 10%,transparent);
  border:1px solid color-mix(in srgb,var(--accent) 25%,transparent);
  padding:3px 9px;border-radius:20px}

/* ---------- Заголовки страниц ---------- */
.page-head{padding:72px 24px 10px}
.page-title{font-family:var(--ff-display);font-weight:800;font-size:clamp(2.2rem,5vw,3.4rem);letter-spacing:-.02em}
.page-sub{color:var(--txt-dim);margin-top:10px;font-size:1.1rem}
.page-article{padding-top:30px}

/* ---------- Пагинация ---------- */
.pager{display:flex;gap:8px;justify-content:center;margin-top:44px}
.pager-link{
  min-width:42px;height:42px;display:grid;place-items:center;border-radius:11px;
  border:1px solid var(--panel-brd);background:var(--panel);color:var(--txt-dim);
  font-family:var(--ff-mono);font-size:.9rem;transition:.2s;padding:0 6px;
}
.pager-link:hover{color:var(--txt);border-color:color-mix(in srgb,var(--accent) 45%,transparent)}
.pager-link.is-active{background:var(--accent);color:#04070b;border-color:var(--accent);font-weight:600}

/* ---------- Статья ---------- */
.post{padding-top:46px;max-width:760px}
.back-link{font-family:var(--ff-mono);font-size:.85rem;color:var(--txt-dim)}
.back-link:hover{color:var(--accent)}
.post-header{margin:26px 0 24px}
.post-title{font-family:var(--ff-display);font-weight:800;font-size:clamp(2rem,4.5vw,3rem);line-height:1.1;letter-spacing:-.02em;margin:14px 0}
.post-hero-cover{height:340px;border-radius:var(--radius);background-size:cover;background-position:center;border:1px solid var(--panel-brd);margin-bottom:36px}

/* ---------- Контент (prose) ---------- */
.prose{color:var(--txt-dim);font-size:1.06rem;line-height:1.8}
.prose>*+*{margin-top:1.1em}
.prose h2{font-family:var(--ff-display);color:var(--txt);font-size:1.6rem;margin-top:1.6em;font-weight:600}
.prose h3{font-family:var(--ff-display);color:var(--txt);font-size:1.3rem;margin-top:1.4em;font-weight:600}
.prose a{color:var(--accent);border-bottom:1px solid color-mix(in srgb,var(--accent) 40%,transparent)}
.prose strong{color:var(--txt)}
.prose ul,.prose ol{padding-left:1.4em}
.prose li{margin-top:.4em}
.prose blockquote{border-left:3px solid var(--accent);padding:6px 18px;color:var(--txt);background:var(--panel);border-radius:0 10px 10px 0}
.prose img{max-width:100%;border-radius:12px;border:1px solid var(--panel-brd)}
.prose code{font-family:var(--ff-mono);font-size:.9em;background:rgba(255,255,255,.06);padding:2px 7px;border-radius:6px;color:var(--accent)}
.prose pre{background:#05080d;border:1px solid var(--panel-brd);border-radius:12px;padding:18px;overflow:auto}
.prose pre code{background:none;padding:0;color:var(--txt)}

/* ---------- Комментарии ---------- */
.comments-section{padding-top:60px;max-width:760px}
.comments-wrap{margin-bottom:40px}
.comment-list{list-style:none}
.comment-list .comment-list{margin-left:26px;padding-left:18px;border-left:1px solid var(--panel-brd);margin-top:16px}
.comment{padding:16px 0;border-bottom:1px solid rgba(255,255,255,.05)}
.comment-head{display:flex;align-items:baseline;gap:12px;margin-bottom:6px}
.comment-author{font-weight:700;color:var(--txt)}
.comment-date{font-family:var(--ff-mono);font-size:.75rem;color:var(--txt-mute)}
.comment-body{color:var(--txt-dim)}
.comment-reply{margin-top:8px;background:none;border:0;color:var(--accent);font-family:var(--ff-mono);font-size:.8rem;cursor:pointer;padding:0}
.comment-reply:hover{text-decoration:underline}

.comment-form-card{margin-top:14px}
.comment-form{display:flex;flex-direction:column;gap:16px;margin-top:18px}
.comment-form label{display:flex;flex-direction:column;gap:7px;font-size:.85rem;color:var(--txt-dim);font-weight:500}
.form-row.two{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.comment-form input,.comment-form textarea{
  font-family:var(--ff-body);font-size:.98rem;color:var(--txt);
  background:rgba(0,0,0,.25);border:1px solid var(--panel-brd);border-radius:11px;padding:12px 14px;transition:border-color .2s;
}
.comment-form input:focus,.comment-form textarea:focus{outline:none;border-color:var(--accent)}
.comment-form textarea{resize:vertical}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.form-actions{display:flex;align-items:center;gap:16px}
.reply-cancel{font-family:var(--ff-mono);font-size:.8rem;color:var(--txt-mute);cursor:pointer}
.reply-cancel:hover{color:var(--accent)}

/* ---------- Flash ---------- */
.flash{padding:13px 18px;border-radius:12px;margin:18px 0;font-size:.95rem;border:1px solid}
.flash-ok{background:rgba(34,211,150,.08);border-color:rgba(34,211,150,.35);color:#7ef0c0}
.flash-err{background:rgba(255,90,90,.08);border-color:rgba(255,90,90,.35);color:#ff9b9b}

/* ---------- 404 ---------- */
.error-page{padding:120px 24px;text-align:center}
.error-code{font-family:var(--ff-display);font-weight:800;font-size:clamp(5rem,18vw,11rem);background:linear-gradient(180deg,var(--accent),transparent);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1}
.error-title{font-family:var(--ff-display);font-size:1.8rem;margin:8px 0 14px}
.error-page .btn{margin-top:24px}

/* ---------- Футер ---------- */
.site-footer{border-top:1px solid var(--panel-brd);background:rgba(7,10,15,.5);backdrop-filter:blur(10px)}
.footer-inner{display:flex;align-items:center;justify-content:space-between;height:80px;flex-wrap:wrap;gap:14px}
.footer-text{color:var(--txt-mute);font-size:.9rem}
.socials{display:flex;gap:20px}
.socials a{color:var(--txt-dim);font-family:var(--ff-mono);font-size:.85rem;transition:color .2s}
.socials a:hover{color:var(--accent)}

/* ---------- Адаптив ---------- */
@media (max-width:760px){
  .nav{
    position:fixed;inset:68px 0 auto 0;flex-direction:column;gap:0;
    background:rgba(7,10,15,.97);backdrop-filter:blur(14px);
    border-bottom:1px solid var(--panel-brd);
    max-height:0;overflow:hidden;transition:max-height .3s;
  }
  body.nav-open .nav{max-height:320px}
  .nav a{padding:16px 24px;border-bottom:1px solid rgba(255,255,255,.04)}
  .nav a::after{display:none}
  .nav-toggle{display:flex}
  body.nav-open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  body.nav-open .nav-toggle span:nth-child(2){opacity:0}
  body.nav-open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .form-row.two{grid-template-columns:1fr}
  .hero{padding-top:64px}
  .card{padding:24px}
}